www/test/0.0.9/node_modules/sinon/pkg/sinon.js - master - kopython/_hyperscript

www/test/0.0.9/node_modules/sinon/pkg/sinon.js
16 184 строки2 MB
carson
0.0.9 release prep
02 апр 2021, 05:17
02 апр 2021, 05:171464fff
/* Sinon.JS 9.2.4, 2021-01-23, @license BSD-3 */(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.sinon = f()}})(function(){var define,module,exports;return (function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()({1:[function(require,module,exports){
"use strict";

var behavior = require("./sinon/behavior");
var createSandbox = require("./sinon/create-sandbox");
var extend = require("./sinon/util/core/extend");
var fakeTimers = require("./sinon/util/fake-timers");
var format = require("./sinon/util/core/format");
var nise = require("nise");
var Sandbox = require("./sinon/sandbox");
var stub = require("./sinon/stub");

var apiMethods = {
    createSandbox: createSandbox,
    assert: require("./sinon/assert"),
    match: require("@sinonjs/samsam").createMatcher,
    restoreObject: require("./sinon/restore-object"),

    expectation: require("./sinon/mock-expectation"),
    defaultConfig: require("./sinon/util/core/default-config"),

    setFormatter: format.setFormatter,

    // fake timers
    timers: fakeTimers.timers,

    // fake XHR
    xhr: nise.fakeXhr.xhr,
    FakeXMLHttpRequest: nise.fakeXhr.FakeXMLHttpRequest,

    // fake server
    fakeServer: nise.fakeServer,
    fakeServerWithClock: nise.fakeServerWithClock,
    createFakeServer: nise.fakeServer.create.bind(nise.fakeServer),
    createFakeServerWithClock: nise.fakeServerWithClock.create.bind(nise.fakeServerWithClock),

    addBehavior: function(name, fn) {
        behavior.addBehavior(stub, name, fn);
    }
};

var sandbox = new Sandbox();

var api = extend(sandbox, apiMethods);

module.exports = api;

},{"./sinon/assert":2,"./sinon/behavior":3,"./sinon/create-sandbox":6,"./sinon/mock-expectation":9,"./sinon/restore-object":15,"./sinon/sandbox":16,"./sinon/stub":19,"./sinon/util/core/default-config":21,"./sinon/util/core/extend":23,"./sinon/util/core/format":24,"./sinon/util/fake-timers":37,"@sinonjs/samsam":82,"nise":101}],2:[function(require,module,exports){
"use strict";

var arrayProto = require("@sinonjs/commons").prototypes.array;
var calledInOrder = require("@sinonjs/commons").calledInOrder;
var createMatcher = require("@sinonjs/samsam").createMatcher;
var orderByFirstCall = require("@sinonjs/commons").orderByFirstCall;
var timesInWords = require("./util/core/times-in-words");
var format = require("./util/core/format");
var stringSlice = require("@sinonjs/commons").prototypes.string.slice;
var globalObject = require("@sinonjs/commons").global;

var arraySlice = arrayProto.slice;
var concat = arrayProto.concat;
var forEach = arrayProto.forEach;
var join = arrayProto.join;
var splice = arrayProto.splice;

function createAssertObject() {
    var assert;

    function verifyIsStub() {
        var args = arraySlice(arguments);

        forEach(args, function(method) {
            if (!method) {
                assert.fail("fake is not a spy");
            }

            if (method.proxy && method.proxy.isSinonProxy) {
                verifyIsStub(method.proxy);
            } else {
                if (typeof method !== "function") {
                    assert.fail(method + " is not a function");
                }

                if (typeof method.getCall !== "function") {
                    assert.fail(method + " is not stubbed");
                }
            }
        });
    }

    function verifyIsValidAssertion(assertionMethod, assertionArgs) {
        switch (assertionMethod) {
            case "notCalled":
            case "called":
            case "calledOnce":
            case "calledTwice":
            case "calledThrice":
                if (assertionArgs.length !== 0) {
                    assert.fail(
                        assertionMethod +
                            " takes 1 argument but was called with " +
                            (assertionArgs.length + 1) +
                            " arguments"
                    );
                }
                break;
            default:
                break;
        }
    }

    function failAssertion(object, msg) {
        var obj = object || globalObject;
        var failMethod = obj.fail || assert.fail;
        failMethod.call(obj, msg);
    }

    function mirrorPropAsAssertion(name, method, message) {
        var msg = message;
        var meth = method;
        if (arguments.length === 2) {
            msg = method;
            meth = name;
        }

        assert[name] = function(fake) {
            verifyIsStub(fake);

            var args = arraySlice(arguments, 1);
            var failed = false;

            verifyIsValidAssertion(name, args);

            if (typeof meth === "function") {
                failed = !meth(fake);
            } else {
                failed = typeof fake[meth] === "function" ? !fake[meth].apply(fake, args) : !fake[meth];
            }

            if (failed) {
                failAssertion(this, (fake.printf || fake.proxy.printf).apply(fake, concat([msg], args)));
            } else {
                assert.pass(name);
            }
        };
    }

    function exposedName(prefix, prop) {
        return !prefix || /^fail/.test(prop)
            ? prop
            : prefix + stringSlice(prop, 0, 1).toUpperCase() + stringSlice(prop, 1);
    }

    assert = {
        failException: "AssertError",

        fail: function fail(message) {
            var error = new Error(message);
            error.name = this.failException || assert.failException;

            throw error;
        },

        pass: function pass() {
            return;
        },

        callOrder: function assertCallOrder() {
            verifyIsStub.apply(null, arguments);
            var expected = "";
            var actual = "";

            if (!calledInOrder(arguments)) {
                try {
                    expected = join(arguments, ", ");
                    var calls = arraySlice(arguments);
                    var i = calls.length;
                    while (i) {
                        if (!calls[--i].called) {
                            splice(calls, i, 1);
                        }
                    }
                    actual = join(orderByFirstCall(calls), ", ");
                } catch (e) {
                    // If this fails, we'll just fall back to the blank string
                }

                failAssertion(this, "expected " + expected + " to be called in order but were called as " + actual);
            } else {
                assert.pass("callOrder");
            }
        },

        callCount: function assertCallCount(method, count) {
            verifyIsStub(method);

            if (method.callCount !== count) {
                var msg = "expected %n to be called " + timesInWords(count) + " but was called %c%C";
                failAssertion(this, method.printf(msg));
            } else {
                assert.pass("callCount");
            }
        },

        expose: function expose(target, options) {
            if (!target) {
                throw new TypeError("target is null or undefined");
            }

            var o = options || {};
            var prefix = (typeof o.prefix === "undefined" && "assert") || o.prefix;
            var includeFail = typeof o.includeFail === "undefined" || Boolean(o.includeFail);
            var instance = this;

            forEach(Object.keys(instance), function(method) {
                if (method !== "expose" && (includeFail || !/^(fail)/.test(method))) {
                    target[exposedName(prefix, method)] = instance[method];
                }
            });

            return target;
        },

        match: function match(actual, expectation) {
            var matcher = createMatcher(expectation);
            if (matcher.test(actual)) {
                assert.pass("match");
            } else {
                var formatted = [
                    "expected value to match",
                    "    expected = " + format(expectation),
                    "    actual = " + format(actual)
                ];

                failAssertion(this, join(formatted, "\n"));
            }
        }
    };

    mirrorPropAsAssertion("called", "expected %n to have been called at least once but was never called");
    mirrorPropAsAssertion(
        "notCalled",
        function(spy) {
            return !spy.called;
        },
        "expected %n to not have been called but was called %c%C"
    );
    mirrorPropAsAssertion("calledOnce", "expected %n to be called once but was called %c%C");
    mirrorPropAsAssertion("calledTwice", "expected %n to be called twice but was called %c%C");
    mirrorPropAsAssertion("calledThrice", "expected %n to be called thrice but was called %c%C");
    mirrorPropAsAssertion("calledOn", "expected %n to be called with %1 as this but was called with %t");
    mirrorPropAsAssertion("alwaysCalledOn", "expected %n to always be called with %1 as this but was called with %t");
    mirrorPropAsAssertion("calledWithNew", "expected %n to be called with new");
    mirrorPropAsAssertion("alwaysCalledWithNew", "expected %n to always be called with new");
    mirrorPropAsAssertion("calledWith", "expected %n to be called with arguments %D");
    mirrorPropAsAssertion("calledWithMatch", "expected %n to be called with match %D");
    mirrorPropAsAssertion("alwaysCalledWith", "expected %n to always be called with arguments %D");
    mirrorPropAsAssertion("alwaysCalledWithMatch", "expected %n to always be called with match %D");
    mirrorPropAsAssertion("calledWithExactly", "expected %n to be called with exact arguments %D");
    mirrorPropAsAssertion("calledOnceWithExactly", "expected %n to be called once and with exact arguments %D");
    mirrorPropAsAssertion("calledOnceWithMatch", "expected %n to be called once and with match %D");
    mirrorPropAsAssertion("alwaysCalledWithExactly", "expected %n to always be called with exact arguments %D");
    mirrorPropAsAssertion("neverCalledWith", "expected %n to never be called with arguments %*%C");
    mirrorPropAsAssertion("neverCalledWithMatch", "expected %n to never be called with match %*%C");
    mirrorPropAsAssertion("threw", "%n did not throw exception%C");
    mirrorPropAsAssertion("alwaysThrew", "%n did not always throw exception%C");

    return assert;
}

module.exports = createAssertObject();
module.exports.createAssertObject = createAssertObject;

},{"./util/core/format":24,"./util/core/times-in-words":32,"@sinonjs/commons":44,"@sinonjs/samsam":82}],3:[function(require,module,exports){
"use strict";

var arrayProto = require("@sinonjs/commons").prototypes.array;
var extend = require("./util/core/extend");
var functionName = require("@sinonjs/commons").functionName;
var nextTick = require("./util/core/next-tick");
var valueToString = require("@sinonjs/commons").valueToString;
var exportAsyncBehaviors = require("./util/core/export-async-behaviors");

var concat = arrayProto.concat;
var join = arrayProto.join;
var reverse = arrayProto.reverse;
var slice = arrayProto.slice;

var useLeftMostCallback = -1;
var useRightMostCallback = -2;

function getCallback(behavior, args) {
    var callArgAt = behavior.callArgAt;

    if (callArgAt >= 0) {
        return args[callArgAt];
    }

    var argumentList;

    if (callArgAt === useLeftMostCallback) {
        argumentList = args;
    }

    if (callArgAt === useRightMostCallback) {
        argumentList = reverse(slice(args));
    }

    var callArgProp = behavior.callArgProp;

    for (var i = 0, l = argumentList.length; i < l; ++i) {
        if (!callArgProp && typeof argumentList[i] === "function") {
            return argumentList[i];
        }

        if (callArgProp && argumentList[i] && typeof argumentList[i][callArgProp] === "function") {
            return argumentList[i][callArgProp];
        }
    }

    return null;
}

function getCallbackError(behavior, func, args) {
    if (behavior.callArgAt < 0) {
        var msg;

        if (behavior.callArgProp) {
            msg =
                functionName(behavior.stub) +
                " expected to yield to '" +
                valueToString(behavior.callArgProp) +
                "', but no object with such a property was passed.";
        } else {
            msg = functionName(behavior.stub) + " expected to yield, but no callback was passed.";
        }

        if (args.length > 0) {
            msg += " Received [" + join(args, ", ") + "]";
        }

        return msg;
    }

    return "argument at index " + behavior.callArgAt + " is not a function: " + func;
}

function ensureArgs(name, behavior, args) {
    // map function name to internal property
    //   callsArg => callArgAt
    var property = name.replace(/sArg/, "ArgAt");
    var index = behavior[property];

    if (index >= args.length) {
        throw new TypeError(
            name + " failed: " + (index + 1) + " arguments required but only " + args.length + " present"
        );
    }
}

function callCallback(behavior, args) {
    if (typeof behavior.callArgAt === "number") {
        ensureArgs("callsArg", behavior, args);
        var func = getCallback(behavior, args);

        if (typeof func !== "function") {
            throw new TypeError(getCallbackError(behavior, func, args));
        }

        if (behavior.callbackAsync) {
            nextTick(function() {
                func.apply(behavior.callbackContext, behavior.callbackArguments);
            });
        } else {
            return func.apply(behavior.callbackContext, behavior.callbackArguments);
        }
    }

    return undefined;
}

var proto = {
    create: function create(stub) {
        var behavior = extend({}, proto);
        delete behavior.create;
        delete behavior.addBehavior;
        delete behavior.createBehavior;
        behavior.stub = stub;

        if (stub.defaultBehavior && stub.defaultBehavior.promiseLibrary) {
            behavior.promiseLibrary = stub.defaultBehavior.promiseLibrary;
        }

        return behavior;
    },

    isPresent: function isPresent() {
        return (
            typeof this.callArgAt === "number" ||
            this.exception ||
            this.exceptionCreator ||
            typeof this.returnArgAt === "number" ||
            this.returnThis ||
            typeof this.resolveArgAt === "number" ||
            this.resolveThis ||
            typeof this.throwArgAt === "number" ||
            this.fakeFn ||
            this.returnValueDefined
        );
    },

    /*eslint complexity: ["error", 20]*/
    invoke: function invoke(context, args) {
        /*
         * callCallback (conditionally) calls ensureArgs
         *
         * Note: callCallback intentionally happens before
         * everything else and cannot be moved lower
         */
        var returnValue = callCallback(this, args);

        if (this.exception) {
            throw this.exception;
        } else if (this.exceptionCreator) {
            this.exception = this.exceptionCreator();
            this.exceptionCreator = undefined;
            throw this.exception;
        } else if (typeof this.returnArgAt === "number") {
            ensureArgs("returnsArg", this, args);
            return args[this.returnArgAt];
        } else if (this.returnThis) {
            return context;
        } else if (typeof this.throwArgAt === "number") {
            ensureArgs("throwsArg", this, args);
            throw args[this.throwArgAt];
        } else if (this.fakeFn) {
            return this.fakeFn.apply(context, args);
        } else if (typeof this.resolveArgAt === "number") {
            ensureArgs("resolvesArg", this, args);
            return (this.promiseLibrary || Promise).resolve(args[this.resolveArgAt]);
        } else if (this.resolveThis) {
            return (this.promiseLibrary || Promise).resolve(context);
        } else if (this.resolve) {
            return (this.promiseLibrary || Promise).resolve(this.returnValue);
        } else if (this.reject) {
            return (this.promiseLibrary || Promise).reject(this.returnValue);
        } else if (this.callsThrough) {
            var wrappedMethod = this.effectiveWrappedMethod();

            return wrappedMethod.apply(context, args);
        } else if (this.callsThroughWithNew) {
            // Get the original method (assumed to be a constructor in this case)
            var WrappedClass = this.effectiveWrappedMethod();
            // Turn the arguments object into a normal array
            var argsArray = slice(args);
            // Call the constructor
            var F = WrappedClass.bind.apply(WrappedClass, concat([null], argsArray));
            return new F();
        } else if (typeof this.returnValue !== "undefined") {
            return this.returnValue;
        } else if (typeof this.callArgAt === "number") {
            return returnValue;
        }

        return this.returnValue;
    },

    effectiveWrappedMethod: function effectiveWrappedMethod() {
        for (var stubb = this.stub; stubb; stubb = stubb.parent) {
            if (stubb.wrappedMethod) {
                return stubb.wrappedMethod;
            }
        }
        throw new Error("Unable to find wrapped method");
    },

    onCall: function onCall(index) {
        return this.stub.onCall(index);
    },

    onFirstCall: function onFirstCall() {
        return this.stub.onFirstCall();
    },

    onSecondCall: function onSecondCall() {
        return this.stub.onSecondCall();
    },

    onThirdCall: function onThirdCall() {
        return this.stub.onThirdCall();
    },

    withArgs: function withArgs(/* arguments */) {
        throw new Error(
            'Defining a stub by invoking "stub.onCall(...).withArgs(...)" ' +
                'is not supported. Use "stub.withArgs(...).onCall(...)" ' +
                "to define sequential behavior for calls with certain arguments."
        );
    }
};

function createBehavior(behaviorMethod) {
    return function() {
        this.defaultBehavior = this.defaultBehavior || proto.create(this);
        this.defaultBehavior[behaviorMethod].apply(this.defaultBehavior, arguments);
        return this;
    };
}

function addBehavior(stub, name, fn) {
    proto[name] = function() {
        fn.apply(this, concat([this], slice(arguments)));
        return this.stub || this;
    };

    stub[name] = createBehavior(name);
}

proto.addBehavior = addBehavior;
proto.createBehavior = createBehavior;

var asyncBehaviors = exportAsyncBehaviors(proto);

module.exports = extend.nonEnum({}, proto, asyncBehaviors);

},{"./util/core/export-async-behaviors":22,"./util/core/extend":23,"./util/core/next-tick":31,"@sinonjs/commons":44}],4:[function(require,module,exports){
"use strict";

var walk = require("./util/core/walk");
var getPropertyDescriptor = require("./util/core/get-property-descriptor");
var hasOwnProperty = require("@sinonjs/commons").prototypes.object.hasOwnProperty;
var push = require("@sinonjs/commons").prototypes.array.push;

function collectMethod(methods, object, prop, propOwner) {
    if (typeof getPropertyDescriptor(propOwner, prop).value === "function" && hasOwnProperty(object, prop)) {
        push(methods, object[prop]);
    }
}

// This function returns an array of all the own methods on the passed object
function collectOwnMethods(object) {
    var methods = [];

    walk(object, collectMethod.bind(null, methods, object));

    return methods;
}

module.exports = collectOwnMethods;

},{"./util/core/get-property-descriptor":27,"./util/core/walk":35,"@sinonjs/commons":44}],5:[function(require,module,exports){
"use strict";

var supportsColor = require("supports-color");

function colorize(str, color) {
    if (supportsColor.stdout === false) {
        return str;
    }

    return "\x1b[" + color + "m" + str + "\x1b[0m";
}

exports.red = function(str) {
    return colorize(str, 31);
};

exports.green = function(str) {
    return colorize(str, 32);
};

exports.cyan = function(str) {
    return colorize(str, 96);
};

exports.white = function(str) {
    return colorize(str, 39);
};

exports.bold = function(str) {
    return colorize(str, 1);
};

},{"supports-color":103}],6:[function(require,module,exports){
"use strict";

var arrayProto = require("@sinonjs/commons").prototypes.array;
var Sandbox = require("./sandbox");

var forEach = arrayProto.forEach;
var push = arrayProto.push;

function prepareSandboxFromConfig(config) {
    var sandbox = new Sandbox();

    if (config.useFakeServer) {
        if (typeof config.useFakeServer === "object") {
            sandbox.serverPrototype = config.useFakeServer;
        }

        sandbox.useFakeServer();
    }

    if (config.useFakeTimers) {
        if (typeof config.useFakeTimers === "object") {
            sandbox.useFakeTimers(config.useFakeTimers);
        } else {
            sandbox.useFakeTimers();
        }
    }

    return sandbox;
}

function exposeValue(sandbox, config, key, value) {
    if (!value) {
        return;
    }

    if (config.injectInto && !(key in config.injectInto)) {
        config.injectInto[key] = value;
        push(sandbox.injectedKeys, key);
    } else {
        push(sandbox.args, value);
    }
}

function createSandbox(config) {
    if (!config) {
        return new Sandbox();
    }

    var configuredSandbox = prepareSandboxFromConfig(config);
    configuredSandbox.args = configuredSandbox.args || [];
    configuredSandbox.injectedKeys = [];
    configuredSandbox.injectInto = config.injectInto;
    var exposed = configuredSandbox.inject({});

    if (config.properties) {
        forEach(config.properties, function(prop) {
            var value = exposed[prop] || (prop === "sandbox" && configuredSandbox);
            exposeValue(configuredSandbox, config, prop, value);
        });
    } else {
        exposeValue(configuredSandbox, config, "sandbox");
    }

    return configuredSandbox;
}

module.exports = createSandbox;

},{"./sandbox":16,"@sinonjs/commons":44}],7:[function(require,module,exports){
"use strict";

var arrayProto = require("@sinonjs/commons").prototypes.array;
var isPropertyConfigurable = require("./util/core/is-property-configurable");
var exportAsyncBehaviors = require("./util/core/export-async-behaviors");
var extend = require("./util/core/extend");

var slice = arrayProto.slice;

var useLeftMostCallback = -1;
var useRightMostCallback = -2;

function throwsException(fake, error, message) {
    if (typeof error === "function") {
        fake.exceptionCreator = error;
    } else if (typeof error === "string") {
        fake.exceptionCreator = function() {
            var newException = new Error(message || "");
            newException.name = error;
            return newException;
        };
    } else if (!error) {
        fake.exceptionCreator = function() {
            return new Error("Error");
        };
    } else {
        fake.exception = error;
    }
}

var defaultBehaviors = {
    callsFake: function callsFake(fake, fn) {
        fake.fakeFn = fn;
    },

    callsArg: function callsArg(fake, index) {
        if (typeof index !== "number") {
            throw new TypeError("argument index is not number");
        }

        fake.callArgAt = index;
        fake.callbackArguments = [];
        fake.callbackContext = undefined;
        fake.callArgProp = undefined;
        fake.callbackAsync = false;
    },

    callsArgOn: function callsArgOn(fake, index, context) {
        if (typeof index !== "number") {
            throw new TypeError("argument index is not number");
        }

        fake.callArgAt = index;
        fake.callbackArguments = [];
        fake.callbackContext = context;
        fake.callArgProp = undefined;
        fake.callbackAsync = false;
    },

    callsArgWith: function callsArgWith(fake, index) {
        if (typeof index !== "number") {
            throw new TypeError("argument index is not number");
        }

        fake.callArgAt = index;
        fake.callbackArguments = slice(arguments, 2);
        fake.callbackContext = undefined;
        fake.callArgProp = undefined;
        fake.callbackAsync = false;
    },

    callsArgOnWith: function callsArgWith(fake, index, context) {
        if (typeof index !== "number") {
            throw new TypeError("argument index is not number");
        }

        fake.callArgAt = index;
        fake.callbackArguments = slice(arguments, 3);
        fake.callbackContext = context;
        fake.callArgProp = undefined;
        fake.callbackAsync = false;
    },

    usingPromise: function usingPromise(fake, promiseLibrary) {
        fake.promiseLibrary = promiseLibrary;
    },

    yields: function(fake) {
        fake.callArgAt = useLeftMostCallback;
        fake.callbackArguments = slice(arguments, 1);
        fake.callbackContext = undefined;
        fake.callArgProp = undefined;
        fake.callbackAsync = false;
    },

    yieldsRight: function(fake) {
        fake.callArgAt = useRightMostCallback;
        fake.callbackArguments = slice(arguments, 1);
        fake.callbackContext = undefined;
        fake.callArgProp = undefined;
        fake.callbackAsync = false;
    },

    yieldsOn: function(fake, context) {
        fake.callArgAt = useLeftMostCallback;
        fake.callbackArguments = slice(arguments, 2);
        fake.callbackContext = context;
        fake.callArgProp = undefined;
        fake.callbackAsync = false;
    },

    yieldsTo: function(fake, prop) {
        fake.callArgAt = useLeftMostCallback;
        fake.callbackArguments = slice(arguments, 2);
        fake.callbackContext = undefined;
        fake.callArgProp = prop;
        fake.callbackAsync = false;
    },

    yieldsToOn: function(fake, prop, context) {
        fake.callArgAt = useLeftMostCallback;
        fake.callbackArguments = slice(arguments, 3);
        fake.callbackContext = context;
        fake.callArgProp = prop;
        fake.callbackAsync = false;
    },

    throws: throwsException,
    throwsException: throwsException,

    returns: function returns(fake, value) {
        fake.returnValue = value;
        fake.resolve = false;
        fake.reject = false;
        fake.returnValueDefined = true;
        fake.exception = undefined;
        fake.exceptionCreator = undefined;
        fake.fakeFn = undefined;
    },

    returnsArg: function returnsArg(fake, index) {
        if (typeof index !== "number") {
            throw new TypeError("argument index is not number");
        }

        fake.returnArgAt = index;
    },

    throwsArg: function throwsArg(fake, index) {
        if (typeof index !== "number") {
            throw new TypeError("argument index is not number");
        }

        fake.throwArgAt = index;
    },

    returnsThis: function returnsThis(fake) {
        fake.returnThis = true;
    },

    resolves: function resolves(fake, value) {
        fake.returnValue = value;
        fake.resolve = true;
        fake.resolveThis = false;
        fake.reject = false;
        fake.returnValueDefined = true;
        fake.exception = undefined;
        fake.exceptionCreator = undefined;
        fake.fakeFn = undefined;
    },

    resolvesArg: function resolvesArg(fake, index) {
        if (typeof index !== "number") {
            throw new TypeError("argument index is not number");
        }
        fake.resolveArgAt = index;
        fake.returnValue = undefined;
        fake.resolve = true;
        fake.resolveThis = false;
        fake.reject = false;
        fake.returnValueDefined = false;
        fake.exception = undefined;
        fake.exceptionCreator = undefined;
        fake.fakeFn = undefined;
    },

    rejects: function rejects(fake, error, message) {
        var reason;
        if (typeof error === "string") {
            reason = new Error(message || "");
            reason.name = error;
        } else if (!error) {
            reason = new Error("Error");
        } else {
            reason = error;
        }
        fake.returnValue = reason;
        fake.resolve = false;
        fake.resolveThis = false;
        fake.reject = true;
        fake.returnValueDefined = true;
        fake.exception = undefined;
        fake.exceptionCreator = undefined;
        fake.fakeFn = undefined;

        return fake;
    },

    resolvesThis: function resolvesThis(fake) {
        fake.returnValue = undefined;
        fake.resolve = false;
        fake.resolveThis = true;
        fake.reject = false;
        fake.returnValueDefined = false;
        fake.exception = undefined;
        fake.exceptionCreator = undefined;
        fake.fakeFn = undefined;
    },

    callThrough: function callThrough(fake) {
        fake.callsThrough = true;
    },

    callThroughWithNew: function callThroughWithNew(fake) {
        fake.callsThroughWithNew = true;
    },

    get: function get(fake, getterFunction) {
        var rootStub = fake.stub || fake;

        Object.defineProperty(rootStub.rootObj, rootStub.propName, {
            get: getterFunction,
            configurable: isPropertyConfigurable(rootStub.rootObj, rootStub.propName)
        });

        return fake;
    },

    set: function set(fake, setterFunction) {
        var rootStub = fake.stub || fake;

        Object.defineProperty(
            rootStub.rootObj,
            rootStub.propName,
            // eslint-disable-next-line accessor-pairs
            {
                set: setterFunction,
                configurable: isPropertyConfigurable(rootStub.rootObj, rootStub.propName)
            }
        );

        return fake;
    },

    value: function value(fake, newVal) {
        var rootStub = fake.stub || fake;

        Object.defineProperty(rootStub.rootObj, rootStub.propName, {
            value: newVal,
            enumerable: true,
            configurable: rootStub.shadowsPropOnPrototype || isPropertyConfigurable(rootStub.rootObj, rootStub.propName)
        });

        return fake;
    }
};

var asyncBehaviors = exportAsyncBehaviors(defaultBehaviors);

module.exports = extend({}, defaultBehaviors, asyncBehaviors);

},{"./util/core/export-async-behaviors":22,"./util/core/extend":23,"./util/core/is-property-configurable":30,"@sinonjs/commons":44}],8:[function(require,module,exports){
"use strict";

var arrayProto = require("@sinonjs/commons").prototypes.array;
var createProxy = require("./proxy");
var nextTick = require("./util/core/next-tick");

var slice = arrayProto.slice;

function getError(value) {
    return value instanceof Error ? value : new Error(value);
}

var uuid = 0;
function wrapFunc(f) {
    var proxy;
    var fakeInstance = function() {
        var firstArg, lastArg;

        if (arguments.length > 0) {
            firstArg = arguments[0];
            lastArg = arguments[arguments.length - 1];
        }

        var callback = lastArg && typeof lastArg === "function" ? lastArg : undefined;

        proxy.firstArg = firstArg;
        proxy.lastArg = lastArg;
        proxy.callback = callback;

        return f && f.apply(this, arguments);
    };
    proxy = createProxy(fakeInstance, f || fakeInstance);

    proxy.displayName = "fake";
    proxy.id = "fake#" + uuid++;

    return proxy;
}

function fakeClass() {
    var promiseLib = null;
    if (typeof Promise === "function") {
        promiseLib = Promise;
    }

    function fake(f) {
        if (arguments.length > 0 && typeof f !== "function") {
            throw new TypeError("Expected f argument to be a Function");
        }

        return wrapFunc(f);
    }

    fake.returns = function returns(value) {
        function f() {
            return value;
        }

        return wrapFunc(f);
    };

    fake.throws = function throws(value) {
        function f() {
            throw getError(value);
        }

        return wrapFunc(f);
    };

    fake.resolves = function resolves(value) {
        function f() {
            return promiseLib.resolve(value);
        }

        return wrapFunc(f);
    };

    fake.rejects = function rejects(value) {
        function f() {
            return promiseLib.reject(getError(value));
        }

        return wrapFunc(f);
    };

    fake.usingPromise = function usingPromise(promiseLibrary) {
        promiseLib = promiseLibrary;
        return fake;
    };

    function yieldInternal(async, values) {
        function f() {
            var callback = arguments[arguments.length - 1];
            if (typeof callback !== "function") {
                throw new TypeError("Expected last argument to be a function");
            }
            if (async) {
                nextTick(function() {
                    callback.apply(null, values);
                });
            } else {
                callback.apply(null, values);
            }
        }

        return wrapFunc(f);
    }

    fake.yields = function yields() {
        return yieldInternal(false, slice(arguments));
    };

    fake.yieldsAsync = function yieldsAsync() {
        return yieldInternal(true, slice(arguments));
    };

    return fake;
}

module.exports = fakeClass();

},{"./proxy":14,"./util/core/next-tick":31,"@sinonjs/commons":44}],9:[function(require,module,exports){
"use strict";

var arrayProto = require("@sinonjs/commons").prototypes.array;
var proxyInvoke = require("./proxy-invoke");
var proxyCallToString = require("./proxy-call").toString;
var timesInWords = require("./util/core/times-in-words");
var extend = require("./util/core/extend");
var match = require("@sinonjs/samsam").createMatcher;
var stub = require("./stub");
var assert = require("./assert");
var deepEqual = require("@sinonjs/samsam").deepEqual;
var format = require("./util/core/format");
var valueToString = require("@sinonjs/commons").valueToString;

var every = arrayProto.every;
var forEach = arrayProto.forEach;
var push = arrayProto.push;
var slice = arrayProto.slice;

function callCountInWords(callCount) {
    if (callCount === 0) {
        return "never called";
    }

    return "called " + timesInWords(callCount);
}

function expectedCallCountInWords(expectation) {
    var min = expectation.minCalls;
    var max = expectation.maxCalls;

    if (typeof min === "number" && typeof max === "number") {
        var str = timesInWords(min);

        if (min !== max) {
            str = "at least " + str + " and at most " + timesInWords(max);
        }

        return str;
    }

    if (typeof min === "number") {
        return "at least " + timesInWords(min);
    }

    return "at most " + timesInWords(max);
}

function receivedMinCalls(expectation) {
    var hasMinLimit = typeof expectation.minCalls === "number";
    return !hasMinLimit || expectation.callCount >= expectation.minCalls;
}

function receivedMaxCalls(expectation) {
    if (typeof expectation.maxCalls !== "number") {
        return false;
    }

    return expectation.callCount === expectation.maxCalls;
}

function verifyMatcher(possibleMatcher, arg) {
    var isMatcher = match.isMatcher(possibleMatcher);

    return (isMatcher && possibleMatcher.test(arg)) || true;
}

var mockExpectation = {
    minCalls: 1,
    maxCalls: 1,

    create: function create(methodName) {
        var expectation = extend.nonEnum(stub(), mockExpectation);
        delete expectation.create;
        expectation.method = methodName;

        return expectation;
    },

    invoke: function invoke(func, thisValue, args) {
        this.verifyCallAllowed(thisValue, args);

        return proxyInvoke.apply(this, arguments);
    },

    atLeast: function atLeast(num) {
        if (typeof num !== "number") {
            throw new TypeError("'" + valueToString(num) + "' is not number");
        }

        if (!this.limitsSet) {
            this.maxCalls = null;
            this.limitsSet = true;
        }

        this.minCalls = num;

        return this;
    },

    atMost: function atMost(num) {
        if (typeof num !== "number") {
            throw new TypeError("'" + valueToString(num) + "' is not number");
        }

        if (!this.limitsSet) {
            this.minCalls = null;
            this.limitsSet = true;
        }

        this.maxCalls = num;

        return this;
    },

    never: function never() {
        return this.exactly(0);
    },

    once: function once() {
        return this.exactly(1);
    },

    twice: function twice() {
        return this.exactly(2);
    },

    thrice: function thrice() {
        return this.exactly(3);
    },

    exactly: function exactly(num) {
        if (typeof num !== "number") {
            throw new TypeError("'" + valueToString(num) + "' is not a number");
        }

        this.atLeast(num);
        return this.atMost(num);
    },

    met: function met() {
        return !this.failed && receivedMinCalls(this);
    },

    verifyCallAllowed: function verifyCallAllowed(thisValue, args) {
        var expectedArguments = this.expectedArguments;

        if (receivedMaxCalls(this)) {
            this.failed = true;
            mockExpectation.fail(this.method + " already called " + timesInWords(this.maxCalls));
        }

        if ("expectedThis" in this && this.expectedThis !== thisValue) {
            mockExpectation.fail(
                this.method +
                    " called with " +
                    valueToString(thisValue) +
                    " as thisValue, expected " +
                    valueToString(this.expectedThis)
            );
        }

        if (!("expectedArguments" in this)) {
            return;
        }

        if (!args) {
            mockExpectation.fail(this.method + " received no arguments, expected " + format(expectedArguments));
        }

        if (args.length < expectedArguments.length) {
            mockExpectation.fail(
                this.method +
                    " received too few arguments (" +
                    format(args) +
                    "), expected " +
                    format(expectedArguments)
            );
        }

        if (this.expectsExactArgCount && args.length !== expectedArguments.length) {
            mockExpectation.fail(
                this.method +
                    " received too many arguments (" +
                    format(args) +
                    "), expected " +
                    format(expectedArguments)
            );
        }

        forEach(
            expectedArguments,
            function(expectedArgument, i) {
                if (!verifyMatcher(expectedArgument, args[i])) {
                    mockExpectation.fail(
                        this.method +
                            " received wrong arguments " +
                            format(args) +
                            ", didn't match " +
                            String(expectedArguments)
                    );
                }

                if (!deepEqual(args[i], expectedArgument)) {
                    mockExpectation.fail(
                        this.method +
                            " received wrong arguments " +
                            format(args) +
                            ", expected " +
                            format(expectedArguments)
                    );
                }
            },
            this
        );
    },

    allowsCall: function allowsCall(thisValue, args) {
        var expectedArguments = this.expectedArguments;

        if (this.met() && receivedMaxCalls(this)) {
            return false;
        }

        if ("expectedThis" in this && this.expectedThis !== thisValue) {
            return false;
        }

        if (!("expectedArguments" in this)) {
            return true;
        }

        // eslint-disable-next-line no-underscore-dangle
        var _args = args || [];

        if (_args.length < expectedArguments.length) {
            return false;
        }

        if (this.expectsExactArgCount && _args.length !== expectedArguments.length) {
            return false;
        }

        return every(expectedArguments, function(expectedArgument, i) {
            if (!verifyMatcher(expectedArgument, _args[i])) {
                return false;
            }

            if (!deepEqual(_args[i], expectedArgument)) {
                return false;
            }

            return true;
        });
    },

    withArgs: function withArgs() {
        this.expectedArguments = slice(arguments);
        return this;
    },

    withExactArgs: function withExactArgs() {
        this.withArgs.apply(this, arguments);
        this.expectsExactArgCount = true;
        return this;
    },

    on: function on(thisValue) {
        this.expectedThis = thisValue;
        return this;
    },

    toString: function() {
        var args = slice(this.expectedArguments || []);

        if (!this.expectsExactArgCount) {
            push(args, "[...]");
        }

        var callStr = proxyCallToString.call({
            proxy: this.method || "anonymous mock expectation",
            args: args
        });

        var message = callStr.replace(", [...", "[, ...") + " " + expectedCallCountInWords(this);

        if (this.met()) {
            return "Expectation met: " + message;
        }

        return "Expected " + message + " (" + callCountInWords(this.callCount) + ")";
    },

    verify: function verify() {
        if (!this.met()) {
            mockExpectation.fail(String(this));
        } else {
            mockExpectation.pass(String(this));
        }

        return true;
    },

    pass: function pass(message) {
        assert.pass(message);
    },

    fail: function fail(message) {
        var exception = new Error(message);
        exception.name = "ExpectationError";

        throw exception;
    }
};

module.exports = mockExpectation;

},{"./assert":2,"./proxy-call":12,"./proxy-invoke":13,"./stub":19,"./util/core/extend":23,"./util/core/format":24,"./util/core/times-in-words":32,"@sinonjs/commons":44,"@sinonjs/samsam":82}],10:[function(require,module,exports){
"use strict";

var arrayProto = require("@sinonjs/commons").prototypes.array;
var mockExpectation = require("./mock-expectation");
var proxyCallToString = require("./proxy-call").toString;
var extend = require("./util/core/extend");
var deepEqual = require("@sinonjs/samsam").deepEqual;
var wrapMethod = require("./util/core/wrap-method");
var usePromiseLibrary = require("./util/core/use-promise-library");

var concat = arrayProto.concat;
var filter = arrayProto.filter;
var forEach = arrayProto.forEach;
var every = arrayProto.every;
var join = arrayProto.join;
var push = arrayProto.push;
var slice = arrayProto.slice;
var unshift = arrayProto.unshift;

function mock(object) {
    if (!object || typeof object === "string") {
        return mockExpectation.create(object ? object : "Anonymous mock");
    }

    return mock.create(object);
}

function each(collection, callback) {
    var col = collection || [];

    forEach(col, callback);
}

function arrayEquals(arr1, arr2, compareLength) {
    if (compareLength && arr1.length !== arr2.length) {
        return false;
    }

    return every(arr1, function(element, i) {
        return deepEqual(arr2[i], element);
    });
}

extend(mock, {
    create: function create(object) {
        if (!object) {
            throw new TypeError("object is null");
        }

        var mockObject = extend.nonEnum({}, mock, { object: object });
        delete mockObject.create;

        return mockObject;
    },

    expects: function expects(method) {
        if (!method) {
            throw new TypeError("method is falsy");
        }

        if (!this.expectations) {
            this.expectations = {};
            this.proxies = [];
            this.failures = [];
        }

        if (!this.expectations[method]) {
            this.expectations[method] = [];
            var mockObject = this;

            wrapMethod(this.object, method, function() {
                return mockObject.invokeMethod(method, this, arguments);
            });

            push(this.proxies, method);
        }

        var expectation = mockExpectation.create(method);
        expectation.wrappedMethod = this.object[method].wrappedMethod;
        push(this.expectations[method], expectation);
        usePromiseLibrary(this.promiseLibrary, expectation);

        return expectation;
    },

    restore: function restore() {
        var object = this.object;

        each(this.proxies, function(proxy) {
            if (typeof object[proxy].restore === "function") {
                object[proxy].restore();
            }
        });
    },

    verify: function verify() {
        var expectations = this.expectations || {};
        var messages = this.failures ? slice(this.failures) : [];
        var met = [];

        each(this.proxies, function(proxy) {
            each(expectations[proxy], function(expectation) {
                if (!expectation.met()) {
                    push(messages, String(expectation));
                } else {
                    push(met, String(expectation));
                }
            });
        });

        this.restore();

        if (messages.length > 0) {
            mockExpectation.fail(join(concat(messages, met), "\n"));
        } else if (met.length > 0) {
            mockExpectation.pass(join(concat(messages, met), "\n"));
        }

        return true;
    },

    usingPromise: function usingPromise(promiseLibrary) {
        this.promiseLibrary = promiseLibrary;

        return this;
    },

    invokeMethod: function invokeMethod(method, thisValue, args) {
        /* if we cannot find any matching files we will explicitly call mockExpection#fail with error messages */
        /* eslint consistent-return: "off" */
        var expectations = this.expectations && this.expectations[method] ? this.expectations[method] : [];
        var currentArgs = args || [];
        var available;

        var expectationsWithMatchingArgs = filter(expectations, function(expectation) {
            var expectedArgs = expectation.expectedArguments || [];

            return arrayEquals(expectedArgs, currentArgs, expectation.expectsExactArgCount);
        });

        var expectationsToApply = filter(expectationsWithMatchingArgs, function(expectation) {
            return !expectation.met() && expectation.allowsCall(thisValue, args);
        });

        if (expectationsToApply.length > 0) {
            return expectationsToApply[0].apply(thisValue, args);
        }

        var messages = [];
        var exhausted = 0;

        forEach(expectationsWithMatchingArgs, function(expectation) {
            if (expectation.allowsCall(thisValue, args)) {
                available = available || expectation;
            } else {
                exhausted += 1;
            }
        });

        if (available && exhausted === 0) {
            return available.apply(thisValue, args);
        }

        forEach(expectations, function(expectation) {
            push(messages, "    " + String(expectation));
        });

        unshift(
            messages,
            "Unexpected call: " +
                proxyCallToString.call({
                    proxy: method,
                    args: args
                })
        );

        var err = new Error();
        if (!err.stack) {
            // PhantomJS does not serialize the stack trace until the error has been thrown
            try {
                throw err;
            } catch (e) {
                /* empty */
            }
        }
        push(
            this.failures,
            "Unexpected call: " +
                proxyCallToString.call({
                    proxy: method,
                    args: args,
                    stack: err.stack
                })
        );

        mockExpectation.fail(join(messages, "\n"));
    }
});

module.exports = mock;

},{"./mock-expectation":9,"./proxy-call":12,"./util/core/extend":23,"./util/core/use-promise-library":33,"./util/core/wrap-method":36,"@sinonjs/commons":44,"@sinonjs/samsam":82}],11:[function(require,module,exports){
"use strict";

var push = require("@sinonjs/commons").prototypes.array.push;

exports.incrementCallCount = function incrementCallCount(proxy) {
    proxy.called = true;
    proxy.callCount += 1;
    proxy.notCalled = false;
    proxy.calledOnce = proxy.callCount === 1;
    proxy.calledTwice = proxy.callCount === 2;
    proxy.calledThrice = proxy.callCount === 3;
};

exports.createCallProperties = function createCallProperties(proxy) {
    proxy.firstCall = proxy.getCall(0);
    proxy.secondCall = proxy.getCall(1);
    proxy.thirdCall = proxy.getCall(2);
    proxy.lastCall = proxy.getCall(proxy.callCount - 1);
};

exports.delegateToCalls = function delegateToCalls(
    proxy,
    method,
    matchAny,
    actual,
    returnsValues,
    notCalled,
    totalCallCount
) {
    proxy[method] = function() {
        if (!this.called) {
            if (notCalled) {
                return notCalled.apply(this, arguments);
            }
            return false;
        }

        if (totalCallCount !== undefined && this.callCount !== totalCallCount) {
            return false;
        }

        var currentCall;
        var matches = 0;
        var returnValues = [];

        for (var i = 0, l = this.callCount; i < l; i += 1) {
            currentCall = this.getCall(i);
            var returnValue = currentCall[actual || method].apply(currentCall, arguments);
            push(returnValues, returnValue);
            if (returnValue) {
                matches += 1;

                if (matchAny) {
                    return true;
                }
            }
        }

        if (returnsValues) {
            return returnValues;
        }
        return matches === this.callCount;
    };
};

},{"@sinonjs/commons":44}],12:[function(require,module,exports){
"use strict";

var arrayProto = require("@sinonjs/commons").prototypes.array;
var match = require("@sinonjs/samsam").createMatcher;
var deepEqual = require("@sinonjs/samsam").deepEqual;
var functionName = require("@sinonjs/commons").functionName;
var sinonFormat = require("./util/core/format");
var valueToString = require("@sinonjs/commons").valueToString;

var concat = arrayProto.concat;
var filter = arrayProto.filter;
var join = arrayProto.join;
var map = arrayProto.map;
var reduce = arrayProto.reduce;
var slice = arrayProto.slice;

function throwYieldError(proxy, text, args) {
    var msg = functionName(proxy) + text;
    if (args.length) {
        msg += " Received [" + join(slice(args), ", ") + "]";
    }
    throw new Error(msg);
}

var callProto = {
    calledOn: function calledOn(thisValue) {
        if (match.isMatcher(thisValue)) {
            return thisValue.test(this.thisValue);
        }
        return this.thisValue === thisValue;
    },

    calledWith: function calledWith() {
        var self = this;
        var calledWithArgs = slice(arguments);

        if (calledWithArgs.length > self.args.length) {
            return false;
        }

        return reduce(
            calledWithArgs,
            function(prev, arg, i) {
                return prev && deepEqual(self.args[i], arg);
            },
            true
        );
    },

    calledWithMatch: function calledWithMatch() {
        var self = this;
        var calledWithMatchArgs = slice(arguments);

        if (calledWithMatchArgs.length > self.args.length) {
            return false;
        }

        return reduce(
            calledWithMatchArgs,
            function(prev, expectation, i) {
                var actual = self.args[i];

                return prev && match(expectation).test(actual);
            },
            true
        );
    },

    calledWithExactly: function calledWithExactly() {
        return arguments.length === this.args.length && this.calledWith.apply(this, arguments);
    },

    notCalledWith: function notCalledWith() {
        return !this.calledWith.apply(this, arguments);
    },

    notCalledWithMatch: function notCalledWithMatch() {
        return !this.calledWithMatch.apply(this, arguments);
    },

    returned: function returned(value) {
        return deepEqual(this.returnValue, value);
    },

    threw: function threw(error) {
        if (typeof error === "undefined" || !this.exception) {
            return Boolean(this.exception);
        }

        return this.exception === error || this.exception.name === error;
    },

    calledWithNew: function calledWithNew() {
        return this.proxy.prototype && this.thisValue instanceof this.proxy;
    },

    calledBefore: function(other) {
        return this.callId < other.callId;
    },

    calledAfter: function(other) {
        return this.callId > other.callId;
    },

    calledImmediatelyBefore: function(other) {
        return this.callId === other.callId - 1;
    },

    calledImmediatelyAfter: function(other) {
        return this.callId === other.callId + 1;
    },

    callArg: function(pos) {
        this.ensureArgIsAFunction(pos);
        return this.args[pos]();
    },

    callArgOn: function(pos, thisValue) {
        this.ensureArgIsAFunction(pos);
        return this.args[pos].apply(thisValue);
    },

    callArgWith: function(pos) {
        return this.callArgOnWith.apply(this, concat([pos, null], slice(arguments, 1)));
    },

    callArgOnWith: function(pos, thisValue) {
        this.ensureArgIsAFunction(pos);
        var args = slice(arguments, 2);
        return this.args[pos].apply(thisValue, args);
    },

    throwArg: function(pos) {
        if (pos > this.args.length) {
            throw new TypeError("Not enough arguments: " + pos + " required but only " + this.args.length + " present");
        }

        throw this.args[pos];
    },

    yield: function() {
        return this.yieldOn.apply(this, concat([null], slice(arguments, 0)));
    },

    yieldOn: function(thisValue) {
        var args = slice(this.args);
        var yieldFn = filter(args, function(arg) {
            return typeof arg === "function";
        })[0];

        if (!yieldFn) {
            throwYieldError(this.proxy, " cannot yield since no callback was passed.", args);
        }

        return yieldFn.apply(thisValue, slice(arguments, 1));
    },

    yieldTo: function(prop) {
        return this.yieldToOn.apply(this, concat([prop, null], slice(arguments, 1)));
    },

    yieldToOn: function(prop, thisValue) {
        var args = slice(this.args);
        var yieldArg = filter(args, function(arg) {
            return arg && typeof arg[prop] === "function";
        })[0];
        var yieldFn = yieldArg && yieldArg[prop];

        if (!yieldFn) {
            throwYieldError(
                this.proxy,
                " cannot yield to '" + valueToString(prop) + "' since no callback was passed.",
                args
            );
        }

        return yieldFn.apply(thisValue, slice(arguments, 2));
    },

    toString: function() {
        var callStr = this.proxy ? String(this.proxy) + "(" : "";
        var formattedArgs;

        if (!this.args) {
            return ":(";
        }

        formattedArgs = map(this.args, function(arg) {
            return sinonFormat(arg);
        });

        callStr = callStr + join(formattedArgs, ", ") + ")";

        if (typeof this.returnValue !== "undefined") {
            callStr += " => " + sinonFormat(this.returnValue);
        }

        if (this.exception) {
            callStr += " !" + this.exception.name;

            if (this.exception.message) {
                callStr += "(" + this.exception.message + ")";
            }
        }
        if (this.stack) {
            // Omit the error message and the two top stack frames in sinon itself:
            callStr += (this.stack.split("\n")[3] || "unknown").replace(/^\s*(?:at\s+|@)?/, " at ");
        }

        return callStr;
    },

    ensureArgIsAFunction: function(pos) {
        if (typeof this.args[pos] !== "function") {
            throw new TypeError(
                "Expected argument at position " + pos + " to be a Function, but was " + typeof this.args[pos]
            );
        }
    }
};
Object.defineProperty(callProto, "stack", {
    enumerable: true,
    configurable: true,
    get: function() {
        return (this.errorWithCallStack && this.errorWithCallStack.stack) || "";
    }
});

callProto.invokeCallback = callProto.yield;

function createProxyCall(proxy, thisValue, args, returnValue, exception, id, errorWithCallStack) {
    if (typeof id !== "number") {
        throw new TypeError("Call id is not a number");
    }

    var firstArg, lastArg;

    if (args.length > 0) {
        firstArg = args[0];
        lastArg = args[args.length - 1];
    }

    var proxyCall = Object.create(callProto);
    var callback = lastArg && typeof lastArg === "function" ? lastArg : undefined;

    proxyCall.proxy = proxy;
    proxyCall.thisValue = thisValue;
    proxyCall.args = args;
    proxyCall.firstArg = firstArg;
    proxyCall.lastArg = lastArg;
    proxyCall.callback = callback;
    proxyCall.returnValue = returnValue;
    proxyCall.exception = exception;
    proxyCall.callId = id;
    proxyCall.errorWithCallStack = errorWithCallStack;

    return proxyCall;
}
createProxyCall.toString = callProto.toString; // used by mocks

module.exports = createProxyCall;

},{"./util/core/format":24,"@sinonjs/commons":44,"@sinonjs/samsam":82}],13:[function(require,module,exports){
"use strict";

var arrayProto = require("@sinonjs/commons").prototypes.array;
var proxyCallUtil = require("./proxy-call-util");

var push = arrayProto.push;
var forEach = arrayProto.forEach;
var concat = arrayProto.concat;
var ErrorConstructor = Error.prototype.constructor;
var bind = Function.prototype.bind;

var callId = 0;

module.exports = function invoke(func, thisValue, args) {
    var matchings = this.matchingFakes(args);
    var currentCallId = callId++;
    var exception, returnValue;

    proxyCallUtil.incrementCallCount(this);
    push(this.thisValues, thisValue);
    push(this.args, args);
    push(this.callIds, currentCallId);
    forEach(matchings, function(matching) {
        proxyCallUtil.incrementCallCount(matching);
        push(matching.thisValues, thisValue);
        push(matching.args, args);
        push(matching.callIds, currentCallId);
    });

    // Make call properties available from within the spied function:
    proxyCallUtil.createCallProperties(this);
    forEach(matchings, proxyCallUtil.createCallProperties);

    try {
        this.invoking = true;

        var thisCall = this.getCall(this.callCount - 1);

        if (thisCall.calledWithNew()) {
            // Call through with `new`
            returnValue = new (bind.apply(this.func || func, concat([thisValue], args)))();

            if (typeof returnValue !== "object") {
                returnValue = thisValue;
            }
        } else {
            returnValue = (this.func || func).apply(thisValue, args);
        }
    } catch (e) {
        exception = e;
    } finally {
        delete this.invoking;
    }

    push(this.exceptions, exception);
    push(this.returnValues, returnValue);
    forEach(matchings, function(matching) {
        push(matching.exceptions, exception);
        push(matching.returnValues, returnValue);
    });

    var err = new ErrorConstructor();
    // 1. Please do not get stack at this point. It may be so very slow, and not actually used
    // 2. PhantomJS does not serialize the stack trace until the error has been thrown:
    // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/Stack
    try {
        throw err;
    } catch (e) {
        /* empty */
    }
    push(this.errorsWithCallStack, err);
    forEach(matchings, function(matching) {
        push(matching.errorsWithCallStack, err);
    });

    // Make return value and exception available in the calls:
    proxyCallUtil.createCallProperties(this);
    forEach(matchings, proxyCallUtil.createCallProperties);

    if (exception !== undefined) {
        throw exception;
    }

    return returnValue;
};

},{"./proxy-call-util":11,"@sinonjs/commons":44}],14:[function(require,module,exports){
"use strict";

var arrayProto = require("@sinonjs/commons").prototypes.array;
var extend = require("./util/core/extend");
var functionToString = require("./util/core/function-to-string");
var proxyCall = require("./proxy-call");
var proxyCallUtil = require("./proxy-call-util");
var proxyInvoke = require("./proxy-invoke");
var sinonFormat = require("./util/core/format");

var push = arrayProto.push;
var forEach = arrayProto.forEach;
var slice = arrayProto.slice;

var emptyFakes = Object.freeze([]);

// Public API
var proxyApi = {
    toString: functionToString,

    named: function named(name) {
        this.displayName = name;
        var nameDescriptor = Object.getOwnPropertyDescriptor(this, "name");
        if (nameDescriptor && nameDescriptor.configurable) {
            // IE 11 functions don't have a name.
            // Safari 9 has names that are not configurable.
            nameDescriptor.value = name;
            Object.defineProperty(this, "name", nameDescriptor);
        }
        return this;
    },

    invoke: proxyInvoke,

    /*
     * Hook for derived implementation to return fake instances matching the
     * given arguments.
     */
    matchingFakes: function(/*args, strict*/) {
        return emptyFakes;
    },

    getCall: function getCall(index) {
        var i = index;
        if (i < 0) {
            // Negative indices means counting backwards from the last call
            i += this.callCount;
        }
        if (i < 0 || i >= this.callCount) {
            return null;
        }

        return proxyCall(
            this,
            this.thisValues[i],
            this.args[i],
            this.returnValues[i],
            this.exceptions[i],
            this.callIds[i],
            this.errorsWithCallStack[i]
        );
    },

    getCalls: function() {
        var calls = [];
        var i;

        for (i = 0; i < this.callCount; i++) {
            push(calls, this.getCall(i));
        }

        return calls;
    },

    calledBefore: function calledBefore(proxy) {
        if (!this.called) {
            return false;
        }

        if (!proxy.called) {
            return true;
        }

        return this.callIds[0] < proxy.callIds[proxy.callIds.length - 1];
    },

    calledAfter: function calledAfter(proxy) {
        if (!this.called || !proxy.called) {
            return false;
        }

        return this.callIds[this.callCount - 1] > proxy.callIds[0];
    },

    calledImmediatelyBefore: function calledImmediatelyBefore(proxy) {
        if (!this.called || !proxy.called) {
            return false;
        }

        return this.callIds[this.callCount - 1] === proxy.callIds[proxy.callCount - 1] - 1;
    },

    calledImmediatelyAfter: function calledImmediatelyAfter(proxy) {
        if (!this.called || !proxy.called) {
            return false;
        }

        return this.callIds[this.callCount - 1] === proxy.callIds[proxy.callCount - 1] + 1;
    },

    formatters: require("./spy-formatters"),
    printf: function(format) {
        var spyInstance = this;
        var args = slice(arguments, 1);
        var formatter;

        return (format || "").replace(/%(.)/g, function(match, specifyer) {
            formatter = proxyApi.formatters[specifyer];

            if (typeof formatter === "function") {
                return String(formatter(spyInstance, args));
            } else if (!isNaN(parseInt(specifyer, 10))) {
                return sinonFormat(args[specifyer - 1]);
            }

            return "%" + specifyer;
        });
    },

    resetHistory: function() {
        if (this.invoking) {
            var err = new Error(
                "Cannot reset Sinon function while invoking it. " +
                    "Move the call to .resetHistory outside of the callback."
            );
            err.name = "InvalidResetException";
            throw err;
        }

        this.called = false;
        this.notCalled = true;
        this.calledOnce = false;
        this.calledTwice = false;
        this.calledThrice = false;
        this.callCount = 0;
        this.firstCall = null;
        this.secondCall = null;
        this.thirdCall = null;
        this.lastCall = null;
        this.args = [];
        this.firstArg = null;
        this.lastArg = null;
        this.returnValues = [];
        this.thisValues = [];
        this.exceptions = [];
        this.callIds = [];
        this.errorsWithCallStack = [];

        if (this.fakes) {
            forEach(this.fakes, function(fake) {
                fake.resetHistory();
            });
        }

        return this;
    }
};

var delegateToCalls = proxyCallUtil.delegateToCalls;
delegateToCalls(proxyApi, "calledOn", true);
delegateToCalls(proxyApi, "alwaysCalledOn", false, "calledOn");
delegateToCalls(proxyApi, "calledWith", true);
delegateToCalls(proxyApi, "calledOnceWith", true, "calledWith", false, undefined, 1);
delegateToCalls(proxyApi, "calledWithMatch", true);
delegateToCalls(proxyApi, "alwaysCalledWith", false, "calledWith");
delegateToCalls(proxyApi, "alwaysCalledWithMatch", false, "calledWithMatch");
delegateToCalls(proxyApi, "calledWithExactly", true);
delegateToCalls(proxyApi, "calledOnceWithExactly", true, "calledWithExactly", false, undefined, 1);
delegateToCalls(proxyApi, "calledOnceWithMatch", true, "calledWithMatch", false, undefined, 1);
delegateToCalls(proxyApi, "alwaysCalledWithExactly", false, "calledWithExactly");
delegateToCalls(proxyApi, "neverCalledWith", false, "notCalledWith", false, function() {
    return true;
});
delegateToCalls(proxyApi, "neverCalledWithMatch", false, "notCalledWithMatch", false, function() {
    return true;
});
delegateToCalls(proxyApi, "threw", true);
delegateToCalls(proxyApi, "alwaysThrew", false, "threw");
delegateToCalls(proxyApi, "returned", true);
delegateToCalls(proxyApi, "alwaysReturned", false, "returned");
delegateToCalls(proxyApi, "calledWithNew", true);
delegateToCalls(proxyApi, "alwaysCalledWithNew", false, "calledWithNew");

function createProxy(func, originalFunc) {
    var proxy = wrapFunction(func, originalFunc);

    // Inherit function properties:
    extend(proxy, func);

    proxy.prototype = func.prototype;

    extend.nonEnum(proxy, proxyApi);

    return proxy;
}

function wrapFunction(func, originalFunc) {
    var arity = originalFunc.length;
    var p;
    // Do not change this to use an eval. Projects that depend on sinon block the use of eval.
    // ref: https://github.com/sinonjs/sinon/issues/710
    switch (arity) {
        /*eslint-disable no-unused-vars, max-len*/
        case 0:
            p = function proxy() {
                return p.invoke(func, this, slice(arguments));
            };
            break;
        case 1:
            p = function proxy(a) {
                return p.invoke(func, this, slice(arguments));
            };
            break;
        case 2:
            p = function proxy(a, b) {
                return p.invoke(func, this, slice(arguments));
            };
            break;
        case 3:
            p = function proxy(a, b, c) {
                return p.invoke(func, this, slice(arguments));
            };
            break;
        case 4:
            p = function proxy(a, b, c, d) {
                return p.invoke(func, this, slice(arguments));
            };
            break;
        case 5:
            p = function proxy(a, b, c, d, e) {
                return p.invoke(func, this, slice(arguments));
            };
            break;
        case 6:
            p = function proxy(a, b, c, d, e, f) {
                return p.invoke(func, this, slice(arguments));
            };
            break;
        case 7:
            p = function proxy(a, b, c, d, e, f, g) {
                return p.invoke(func, this, slice(arguments));
            };
            break;
        case 8:
            p = function proxy(a, b, c, d, e, f, g, h) {
                return p.invoke(func, this, slice(arguments));
            };
            break;
        case 9:
            p = function proxy(a, b, c, d, e, f, g, h, i) {
                return p.invoke(func, this, slice(arguments));
            };
            break;
        case 10:
            p = function proxy(a, b, c, d, e, f, g, h, i, j) {
                return p.invoke(func, this, slice(arguments));
            };
            break;
        case 11:
            p = function proxy(a, b, c, d, e, f, g, h, i, j, k) {
                return p.invoke(func, this, slice(arguments));
            };
            break;
        case 12:
            p = function proxy(a, b, c, d, e, f, g, h, i, j, k, l) {
                return p.invoke(func, this, slice(arguments));
            };
            break;
        default:
            p = function proxy() {
                return p.invoke(func, this, slice(arguments));
            };
            break;
        /*eslint-enable*/
    }
    var nameDescriptor = Object.getOwnPropertyDescriptor(originalFunc, "name");
    if (nameDescriptor && nameDescriptor.configurable) {
        // IE 11 functions don't have a name.
        // Safari 9 has names that are not configurable.
        Object.defineProperty(p, "name", nameDescriptor);
    }
    extend.nonEnum(p, {
        isSinonProxy: true,

        called: false,
        notCalled: true,
        calledOnce: false,
        calledTwice: false,
        calledThrice: false,
        callCount: 0,
        firstCall: null,
        firstArg: null,
        secondCall: null,
        thirdCall: null,
        lastCall: null,
        lastArg: null,
        args: [],
        returnValues: [],
        thisValues: [],
        exceptions: [],
        callIds: [],
        errorsWithCallStack: []
    });
    return p;
}

module.exports = createProxy;

},{"./proxy-call":12,"./proxy-call-util":11,"./proxy-invoke":13,"./spy-formatters":17,"./util/core/extend":23,"./util/core/format":24,"./util/core/function-to-string":25,"@sinonjs/commons":44}],15:[function(require,module,exports){
"use strict";

var walkObject = require("./util/core/walk-object");

function filter(object, property) {
    return object[property].restore && object[property].restore.sinon;
}

function restore(object, property) {
    object[property].restore();
}

function restoreObject(object) {
    return walkObject(restore, object, filter);
}

module.exports = restoreObject;

},{"./util/core/walk-object":34}],16:[function(require,module,exports){
"use strict";

var arrayProto = require("@sinonjs/commons").prototypes.array;
var collectOwnMethods = require("./collect-own-methods");
var getPropertyDescriptor = require("./util/core/get-property-descriptor");
var isPropertyConfigurable = require("./util/core/is-property-configurable");
var match = require("@sinonjs/samsam").createMatcher;
var sinonAssert = require("./assert");
var sinonClock = require("./util/fake-timers");
var sinonMock = require("./mock");
var sinonSpy = require("./spy");
var sinonStub = require("./stub");
var sinonFake = require("./fake");
var valueToString = require("@sinonjs/commons").valueToString;
var fakeServer = require("nise").fakeServer;
var fakeXhr = require("nise").fakeXhr;
var usePromiseLibrary = require("./util/core/use-promise-library");

var filter = arrayProto.filter;
var forEach = arrayProto.forEach;
var push = arrayProto.push;
var reverse = arrayProto.reverse;

function applyOnEach(fakes, method) {
    var matchingFakes = filter(fakes, function(fake) {
        return typeof fake[method] === "function";
    });

    forEach(matchingFakes, function(fake) {
        fake[method]();
    });
}

function Sandbox() {
    var sandbox = this;
    var collection = [];
    var fakeRestorers = [];
    var promiseLib;

    sandbox.assert = sinonAssert.createAssertObject();

    sandbox.serverPrototype = fakeServer;

    // this is for testing only
    sandbox.getFakes = function getFakes() {
        return collection;
    };

    // this is for testing only
    sandbox.getRestorers = function() {
        return fakeRestorers;
    };

    sandbox.createStubInstance = function createStubInstance() {
        var stubbed = sinonStub.createStubInstance.apply(null, arguments);

        var ownMethods = collectOwnMethods(stubbed);

        forEach(ownMethods, function(method) {
            push(collection, method);
        });

        usePromiseLibrary(promiseLib, ownMethods);

        return stubbed;
    };

    sandbox.inject = function inject(obj) {
        obj.spy = function() {
            return sandbox.spy.apply(null, arguments);
        };

        obj.stub = function() {
            return sandbox.stub.apply(null, arguments);
        };

        obj.mock = function() {
            return sandbox.mock.apply(null, arguments);
        };

        obj.createStubInstance = function() {
            return sandbox.createStubInstance.apply(sandbox, arguments);
        };

        obj.fake = function() {
            return sandbox.fake.apply(null, arguments);
        };

        obj.replace = function() {
            return sandbox.replace.apply(null, arguments);
        };

        obj.replaceSetter = function() {
            return sandbox.replaceSetter.apply(null, arguments);
        };

        obj.replaceGetter = function() {
            return sandbox.replaceGetter.apply(null, arguments);
        };

        if (sandbox.clock) {
            obj.clock = sandbox.clock;
        }

        if (sandbox.server) {
            obj.server = sandbox.server;
            obj.requests = sandbox.server.requests;
        }

        obj.match = match;

        return obj;
    };

    sandbox.mock = function mock() {
        var m = sinonMock.apply(null, arguments);

        push(collection, m);
        usePromiseLibrary(promiseLib, m);

        return m;
    };

    sandbox.reset = function reset() {
        applyOnEach(collection, "reset");
        applyOnEach(collection, "resetHistory");
    };

    sandbox.resetBehavior = function resetBehavior() {
        applyOnEach(collection, "resetBehavior");
    };

    sandbox.resetHistory = function resetHistory() {
        function privateResetHistory(f) {
            var method = f.resetHistory || f.reset;
            if (method) {
                method.call(f);
            }
        }

        forEach(collection, function(fake) {
            if (typeof fake === "function") {
                privateResetHistory(fake);
                return;
            }

            var methods = [];
            if (fake.get) {
                push(methods, fake.get);
            }

            if (fake.set) {
                push(methods, fake.set);
            }

            forEach(methods, privateResetHistory);
        });
    };

    sandbox.restore = function restore() {
        if (arguments.length) {
            throw new Error("sandbox.restore() does not take any parameters. Perhaps you meant stub.restore()");
        }

        reverse(collection);
        applyOnEach(collection, "restore");
        collection = [];

        forEach(fakeRestorers, function(restorer) {
            restorer();
        });
        fakeRestorers = [];

        sandbox.restoreContext();
    };

    sandbox.restoreContext = function restoreContext() {
        var injectedKeys = sandbox.injectedKeys;
        var injectInto = sandbox.injectInto;

        if (!injectedKeys) {
            return;
        }

        forEach(injectedKeys, function(injectedKey) {
            delete injectInto[injectedKey];
        });

        injectedKeys = [];
    };

    function getFakeRestorer(object, property) {
        var descriptor = getPropertyDescriptor(object, property);

        function restorer() {
            if (descriptor.isOwn) {
                Object.defineProperty(object, property, descriptor);
            } else {
                delete object[property];
            }
        }
        restorer.object = object;
        restorer.property = property;
        return restorer;
    }

    function verifyNotReplaced(object, property) {
        forEach(fakeRestorers, function(fakeRestorer) {
            if (fakeRestorer.object === object && fakeRestorer.property === property) {
                throw new TypeError("Attempted to replace " + property + " which is already replaced");
            }
        });
    }

    sandbox.replace = function replace(object, property, replacement) {
        var descriptor = getPropertyDescriptor(object, property);

        if (typeof descriptor === "undefined") {
            throw new TypeError("Cannot replace non-existent property " + valueToString(property));
        }

        if (typeof replacement === "undefined") {
            throw new TypeError("Expected replacement argument to be defined");
        }

        if (typeof descriptor.get === "function") {
            throw new Error("Use sandbox.replaceGetter for replacing getters");
        }

        if (typeof descriptor.set === "function") {
            throw new Error("Use sandbox.replaceSetter for replacing setters");
        }

        if (typeof object[property] !== typeof replacement) {
            throw new TypeError("Cannot replace " + typeof object[property] + " with " + typeof replacement);
        }

        verifyNotReplaced(object, property);

        // store a function for restoring the replaced property
        push(fakeRestorers, getFakeRestorer(object, property));

        object[property] = replacement;

        return replacement;
    };

    sandbox.replaceGetter = function replaceGetter(object, property, replacement) {
        var descriptor = getPropertyDescriptor(object, property);

        if (typeof descriptor === "undefined") {
            throw new TypeError("Cannot replace non-existent property " + valueToString(property));
        }

        if (typeof replacement !== "function") {
            throw new TypeError("Expected replacement argument to be a function");
        }

        if (typeof descriptor.get !== "function") {
            throw new Error("`object.property` is not a getter");
        }

        verifyNotReplaced(object, property);

        // store a function for restoring the replaced property
        push(fakeRestorers, getFakeRestorer(object, property));

        Object.defineProperty(object, property, {
            get: replacement,
            configurable: isPropertyConfigurable(object, property)
        });

        return replacement;
    };

    sandbox.replaceSetter = function replaceSetter(object, property, replacement) {
        var descriptor = getPropertyDescriptor(object, property);

        if (typeof descriptor === "undefined") {
            throw new TypeError("Cannot replace non-existent property " + valueToString(property));
        }

        if (typeof replacement !== "function") {
            throw new TypeError("Expected replacement argument to be a function");
        }

        if (typeof descriptor.set !== "function") {
            throw new Error("`object.property` is not a setter");
        }

        verifyNotReplaced(object, property);

        // store a function for restoring the replaced property
        push(fakeRestorers, getFakeRestorer(object, property));

        // eslint-disable-next-line accessor-pairs
        Object.defineProperty(object, property, {
            set: replacement,
            configurable: isPropertyConfigurable(object, property)
        });

        return replacement;
    };

    function commonPostInitSetup(args, spy) {
        var object = args[0];
        var property = args[1];

        var isSpyingOnEntireObject = typeof property === "undefined" && typeof object === "object";

        if (isSpyingOnEntireObject) {
            var ownMethods = collectOwnMethods(spy);

            forEach(ownMethods, function(method) {
                push(collection, method);
            });

            usePromiseLibrary(promiseLib, ownMethods);
        } else {
            push(collection, spy);
            usePromiseLibrary(promiseLib, spy);
        }

        return spy;
    }

    sandbox.spy = function spy() {
        var createdSpy = sinonSpy.apply(sinonSpy, arguments);
        return commonPostInitSetup(arguments, createdSpy);
    };

    sandbox.stub = function stub() {
        var createdStub = sinonStub.apply(sinonStub, arguments);
        return commonPostInitSetup(arguments, createdStub);
    };

    // eslint-disable-next-line no-unused-vars
    sandbox.fake = function fake(f) {
        var s = sinonFake.apply(sinonFake, arguments);

        push(collection, s);

        return s;
    };

    forEach(Object.keys(sinonFake), function(key) {
        var fakeBehavior = sinonFake[key];
        if (typeof fakeBehavior === "function") {
            sandbox.fake[key] = function() {
                var s = fakeBehavior.apply(fakeBehavior, arguments);

                push(collection, s);

                return s;
            };
        }
    });

    sandbox.useFakeTimers = function useFakeTimers(args) {
        var clock = sinonClock.useFakeTimers.call(null, args);

        sandbox.clock = clock;
        push(collection, clock);

        return clock;
    };

    sandbox.verify = function verify() {
        applyOnEach(collection, "verify");
    };

    sandbox.verifyAndRestore = function verifyAndRestore() {
        var exception;

        try {
            sandbox.verify();
        } catch (e) {
            exception = e;
        }

        sandbox.restore();

        if (exception) {
            throw exception;
        }
    };

    sandbox.useFakeServer = function useFakeServer() {
        var proto = sandbox.serverPrototype || fakeServer;

        if (!proto || !proto.create) {
            return null;
        }

        sandbox.server = proto.create();
        push(collection, sandbox.server);

        return sandbox.server;
    };

    sandbox.useFakeXMLHttpRequest = function useFakeXMLHttpRequest() {
        var xhr = fakeXhr.useFakeXMLHttpRequest();
        push(collection, xhr);
        return xhr;
    };

    sandbox.usingPromise = function usingPromise(promiseLibrary) {
        promiseLib = promiseLibrary;
        collection.promiseLibrary = promiseLibrary;

        return sandbox;
    };
}

Sandbox.prototype.match = match;

module.exports = Sandbox;

},{"./assert":2,"./collect-own-methods":4,"./fake":8,"./mock":10,"./spy":18,"./stub":19,"./util/core/get-property-descriptor":27,"./util/core/is-property-configurable":30,"./util/core/use-promise-library":33,"./util/fake-timers":37,"@sinonjs/commons":44,"@sinonjs/samsam":82,"nise":101}],17:[function(require,module,exports){
"use strict";

var arrayProto = require("@sinonjs/commons").prototypes.array;
var color = require("./color");
var match = require("@sinonjs/samsam").createMatcher;
var timesInWords = require("./util/core/times-in-words");
var sinonFormat = require("./util/core/format");
var jsDiff = require("diff");

var join = arrayProto.join;
var map = arrayProto.map;
var push = arrayProto.push;
var slice = arrayProto.slice;

function colorSinonMatchText(matcher, calledArg, calledArgMessage) {
    var calledArgumentMessage = calledArgMessage;
    if (!matcher.test(calledArg)) {
        matcher.message = color.red(matcher.message);
        if (calledArgumentMessage) {
            calledArgumentMessage = color.green(calledArgumentMessage);
        }
    }
    return calledArgumentMessage + " " + matcher.message;
}

function colorDiffText(diff) {
    var objects = map(diff, function(part) {
        var text = part.value;
        if (part.added) {
            text = color.green(text);
        } else if (part.removed) {
            text = color.red(text);
        }
        if (diff.length === 2) {
            text += " "; // format simple diffs
        }
        return text;
    });
    return join(objects, "");
}

function quoteStringValue(value) {
    if (typeof value === "string") {
        return JSON.stringify(value);
    }
    return value;
}

module.exports = {
    c: function(spyInstance) {
        return timesInWords(spyInstance.callCount);
    },

    n: function(spyInstance) {
        // eslint-disable-next-line @sinonjs/no-prototype-methods/no-prototype-methods
        return spyInstance.toString();
    },

    D: function(spyInstance, args) {
        var message = "";

        for (var i = 0, l = spyInstance.callCount; i < l; ++i) {
            // describe multiple calls
            if (l > 1) {
                message += "\nCall " + (i + 1) + ":";
            }
            var calledArgs = spyInstance.getCall(i).args;
            var expectedArgs = slice(args);

            for (var j = 0; j < calledArgs.length || j < expectedArgs.length; ++j) {
                if (calledArgs[j]) {
                    calledArgs[j] = quoteStringValue(calledArgs[j]);
                }

                if (expectedArgs[j]) {
                    expectedArgs[j] = quoteStringValue(expectedArgs[j]);
                }

                message += "\n";

                var calledArgMessage = j < calledArgs.length ? sinonFormat(calledArgs[j]) : "";
                if (match.isMatcher(expectedArgs[j])) {
                    message += colorSinonMatchText(expectedArgs[j], calledArgs[j], calledArgMessage);
                } else {
                    var expectedArgMessage = j < expectedArgs.length ? sinonFormat(expectedArgs[j]) : "";
                    var diff = jsDiff.diffJson(calledArgMessage, expectedArgMessage);
                    message += colorDiffText(diff);
                }
            }
        }

        return message;
    },

    C: function(spyInstance) {
        var calls = [];

        for (var i = 0, l = spyInstance.callCount; i < l; ++i) {
            // eslint-disable-next-line @sinonjs/no-prototype-methods/no-prototype-methods
            var stringifiedCall = "    " + spyInstance.getCall(i).toString();
            if (/\n/.test(calls[i - 1])) {
                stringifiedCall = "\n" + stringifiedCall;
            }
            push(calls, stringifiedCall);
        }

        return calls.length > 0 ? "\n" + join(calls, "\n") : "";
    },

    t: function(spyInstance) {
        var objects = [];

        for (var i = 0, l = spyInstance.callCount; i < l; ++i) {
            push(objects, sinonFormat(spyInstance.thisValues[i]));
        }

        return join(objects, ", ");
    },

    "*": function(spyInstance, args) {
        return join(
            map(args, function(arg) {
                return sinonFormat(arg);
            }),
            ", "
        );
    }
};

},{"./color":5,"./util/core/format":24,"./util/core/times-in-words":32,"@sinonjs/commons":44,"@sinonjs/samsam":82,"diff":86}],18:[function(require,module,exports){
"use strict";

var arrayProto = require("@sinonjs/commons").prototypes.array;
var createProxy = require("./proxy");
var extend = require("./util/core/extend");
var functionName = require("@sinonjs/commons").functionName;
var getPropertyDescriptor = require("./util/core/get-property-descriptor");
var deepEqual = require("@sinonjs/samsam").deepEqual;
var isEsModule = require("./util/core/is-es-module");
var proxyCallUtil = require("./proxy-call-util");
var walkObject = require("./util/core/walk-object");
var wrapMethod = require("./util/core/wrap-method");
var valueToString = require("@sinonjs/commons").valueToString;

/* cache references to library methods so that they also can be stubbed without problems */
var forEach = arrayProto.forEach;
var pop = arrayProto.pop;
var push = arrayProto.push;
var slice = arrayProto.slice;
var filter = Array.prototype.filter;

var uuid = 0;

function matches(fake, args, strict) {
    var margs = fake.matchingArguments;
    if (margs.length <= args.length && deepEqual(slice(args, 0, margs.length), margs)) {
        return !strict || margs.length === args.length;
    }
    return false;
}

// Public API
var spyApi = {
    withArgs: function() {
        var args = slice(arguments);
        var matching = pop(this.matchingFakes(args, true));
        if (matching) {
            return matching;
        }

        var original = this;
        var fake = this.instantiateFake();
        fake.matchingArguments = args;
        fake.parent = this;
        push(this.fakes, fake);

        fake.withArgs = function() {
            return original.withArgs.apply(original, arguments);
        };

        forEach(original.args, function(arg, i) {
            if (!matches(fake, arg)) {
                return;
            }

            proxyCallUtil.incrementCallCount(fake);
            push(fake.thisValues, original.thisValues[i]);
            push(fake.args, arg);
            push(fake.returnValues, original.returnValues[i]);
            push(fake.exceptions, original.exceptions[i]);
            push(fake.callIds, original.callIds[i]);
        });

        proxyCallUtil.createCallProperties(fake);

        return fake;
    },

    // Override proxy default implementation
    matchingFakes: function(args, strict) {
        return filter.call(this.fakes, function(fake) {
            return matches(fake, args, strict);
        });
    }
};

/* eslint-disable @sinonjs/no-prototype-methods/no-prototype-methods */
var delegateToCalls = proxyCallUtil.delegateToCalls;
delegateToCalls(spyApi, "callArg", false, "callArgWith", true, function() {
    throw new Error(this.toString() + " cannot call arg since it was not yet invoked.");
});
spyApi.callArgWith = spyApi.callArg;
delegateToCalls(spyApi, "callArgOn", false, "callArgOnWith", true, function() {
    throw new Error(this.toString() + " cannot call arg since it was not yet invoked.");
});
spyApi.callArgOnWith = spyApi.callArgOn;
delegateToCalls(spyApi, "throwArg", false, "throwArg", false, function() {
    throw new Error(this.toString() + " cannot throw arg since it was not yet invoked.");
});
delegateToCalls(spyApi, "yield", false, "yield", true, function() {
    throw new Error(this.toString() + " cannot yield since it was not yet invoked.");
});
// "invokeCallback" is an alias for "yield" since "yield" is invalid in strict mode.
spyApi.invokeCallback = spyApi.yield;
delegateToCalls(spyApi, "yieldOn", false, "yieldOn", true, function() {
    throw new Error(this.toString() + " cannot yield since it was not yet invoked.");
});
delegateToCalls(spyApi, "yieldTo", false, "yieldTo", true, function(property) {
    throw new Error(
        this.toString() + " cannot yield to '" + valueToString(property) + "' since it was not yet invoked."
    );
});
delegateToCalls(spyApi, "yieldToOn", false, "yieldToOn", true, function(property) {
    throw new Error(
        this.toString() + " cannot yield to '" + valueToString(property) + "' since it was not yet invoked."
    );
});

function createSpy(func) {
    var name;
    var funk = func;

    if (typeof funk !== "function") {
        funk = function() {
            return;
        };
    } else {
        name = functionName(funk);
    }

    var proxy = createProxy(funk, funk);

    // Inherit spy API:
    extend.nonEnum(proxy, spyApi);
    extend.nonEnum(proxy, {
        displayName: name || "spy",
        fakes: [],
        instantiateFake: createSpy,
        id: "spy#" + uuid++
    });
    return proxy;
}

function spy(object, property, types) {
    var descriptor, methodDesc;

    if (isEsModule(object)) {
        throw new TypeError("ES Modules cannot be spied");
    }

    if (!property && typeof object === "function") {
        return createSpy(object);
    }

    if (!property && typeof object === "object") {
        return walkObject(spy, object);
    }

    if (!object && !property) {
        return createSpy(function() {
            return;
        });
    }

    if (!types) {
        return wrapMethod(object, property, createSpy(object[property]));
    }

    descriptor = {};
    methodDesc = getPropertyDescriptor(object, property);

    forEach(types, function(type) {
        descriptor[type] = createSpy(methodDesc[type]);
    });

    return wrapMethod(object, property, descriptor);
}

extend(spy, spyApi);
module.exports = spy;

},{"./proxy":14,"./proxy-call-util":11,"./util/core/extend":23,"./util/core/get-property-descriptor":27,"./util/core/is-es-module":28,"./util/core/walk-object":34,"./util/core/wrap-method":36,"@sinonjs/commons":44,"@sinonjs/samsam":82}],19:[function(require,module,exports){
"use strict";

var arrayProto = require("@sinonjs/commons").prototypes.array;
var behavior = require("./behavior");
var behaviors = require("./default-behaviors");
var createProxy = require("./proxy");
var functionName = require("@sinonjs/commons").functionName;
var hasOwnProperty = require("@sinonjs/commons").prototypes.object.hasOwnProperty;
var isNonExistentProperty = require("./util/core/is-non-existent-property");
var spy = require("./spy");
var extend = require("./util/core/extend");
var getPropertyDescriptor = require("./util/core/get-property-descriptor");
var isEsModule = require("./util/core/is-es-module");
var wrapMethod = require("./util/core/wrap-method");
var throwOnFalsyObject = require("./throw-on-falsy-object");
var valueToString = require("@sinonjs/commons").valueToString;
var walkObject = require("./util/core/walk-object");

var forEach = arrayProto.forEach;
var pop = arrayProto.pop;
var slice = arrayProto.slice;
var sort = arrayProto.sort;

var uuid = 0;

function createStub(originalFunc) {
    var proxy;

    function functionStub() {
        var args = slice(arguments);
        var matchings = proxy.matchingFakes(args);

        var fnStub =
            pop(
                sort(matchings, function(a, b) {
                    return a.matchingArguments.length - b.matchingArguments.length;
                })
            ) || proxy;
        return getCurrentBehavior(fnStub).invoke(this, arguments);
    }

    proxy = createProxy(functionStub, originalFunc || functionStub);
    // Inherit spy API:
    extend.nonEnum(proxy, spy);
    // Inherit stub API:
    extend.nonEnum(proxy, stub);

    var name = originalFunc ? functionName(originalFunc) : null;
    extend.nonEnum(proxy, {
        fakes: [],
        instantiateFake: createStub,
        displayName: name || "stub",
        defaultBehavior: null,
        behaviors: [],
        id: "stub#" + uuid++
    });

    return proxy;
}

function stub(object, property) {
    if (arguments.length > 2) {
        throw new TypeError("stub(obj, 'meth', fn) has been removed, see documentation");
    }

    if (isEsModule(object)) {
        throw new TypeError("ES Modules cannot be stubbed");
    }

    throwOnFalsyObject.apply(null, arguments);

    if (isNonExistentProperty(object, property)) {
        throw new TypeError("Cannot stub non-existent property " + valueToString(property));
    }

    var actualDescriptor = getPropertyDescriptor(object, property);
    var isObjectOrFunction = typeof object === "object" || typeof object === "function";
    var isStubbingEntireObject = typeof property === "undefined" && isObjectOrFunction;
    var isCreatingNewStub = !object && typeof property === "undefined";
    var isStubbingNonFuncProperty =
        isObjectOrFunction &&
        typeof property !== "undefined" &&
        (typeof actualDescriptor === "undefined" || typeof actualDescriptor.value !== "function");

    if (isStubbingEntireObject) {
        return walkObject(stub, object);
    }

    if (isCreatingNewStub) {
        return createStub();
    }

    var func = typeof actualDescriptor.value === "function" ? actualDescriptor.value : null;
    var s = createStub(func);

    extend.nonEnum(s, {
        rootObj: object,
        propName: property,
        shadowsPropOnPrototype: !actualDescriptor.isOwn,
        restore: function restore() {
            if (actualDescriptor !== undefined && actualDescriptor.isOwn) {
                Object.defineProperty(object, property, actualDescriptor);
                return;
            }

            delete object[property];
        }
    });

    return isStubbingNonFuncProperty ? s : wrapMethod(object, property, s);
}

stub.createStubInstance = function(constructor, overrides) {
    if (typeof constructor !== "function") {
        throw new TypeError("The constructor should be a function.");
    }

    var stubbedObject = stub(Object.create(constructor.prototype));

    forEach(Object.keys(overrides || {}), function(propertyName) {
        if (propertyName in stubbedObject) {
            var value = overrides[propertyName];
            if (value && value.createStubInstance) {
                stubbedObject[propertyName] = value;
            } else {
                stubbedObject[propertyName].returns(value);
            }
        } else {
            throw new Error("Cannot stub " + propertyName + ". Property does not exist!");
        }
    });
    return stubbedObject;
};

/*eslint-disable no-use-before-define*/
function getParentBehaviour(stubInstance) {
    return stubInstance.parent && getCurrentBehavior(stubInstance.parent);
}

function getDefaultBehavior(stubInstance) {
    return stubInstance.defaultBehavior || getParentBehaviour(stubInstance) || behavior.create(stubInstance);
}

function getCurrentBehavior(stubInstance) {
    var currentBehavior = stubInstance.behaviors[stubInstance.callCount - 1];
    return currentBehavior && currentBehavior.isPresent() ? currentBehavior : getDefaultBehavior(stubInstance);
}
/*eslint-enable no-use-before-define*/

var proto = {
    resetBehavior: function() {
        this.defaultBehavior = null;
        this.behaviors = [];

        delete this.returnValue;
        delete this.returnArgAt;
        delete this.throwArgAt;
        delete this.resolveArgAt;
        delete this.fakeFn;
        this.returnThis = false;
        this.resolveThis = false;

        forEach(this.fakes, function(fake) {
            fake.resetBehavior();
        });
    },

    reset: function() {
        this.resetHistory();
        this.resetBehavior();
    },

    onCall: function onCall(index) {
        if (!this.behaviors[index]) {
            this.behaviors[index] = behavior.create(this);
        }

        return this.behaviors[index];
    },

    onFirstCall: function onFirstCall() {
        return this.onCall(0);
    },

    onSecondCall: function onSecondCall() {
        return this.onCall(1);
    },

    onThirdCall: function onThirdCall() {
        return this.onCall(2);
    },

    withArgs: function withArgs() {
        var fake = spy.withArgs.apply(this, arguments);
        if (this.defaultBehavior && this.defaultBehavior.promiseLibrary) {
            fake.defaultBehavior = fake.defaultBehavior || behavior.create(fake);
            fake.defaultBehavior.promiseLibrary = this.defaultBehavior.promiseLibrary;
        }
        return fake;
    }
};

forEach(Object.keys(behavior), function(method) {
    if (
        hasOwnProperty(behavior, method) &&
        !hasOwnProperty(proto, method) &&
        method !== "create" &&
        method !== "invoke"
    ) {
        proto[method] = behavior.createBehavior(method);
    }
});

forEach(Object.keys(behaviors), function(method) {
    if (hasOwnProperty(behaviors, method) && !hasOwnProperty(proto, method)) {
        behavior.addBehavior(stub, method, behaviors[method]);
    }
});

extend(stub, proto);
module.exports = stub;

},{"./behavior":3,"./default-behaviors":7,"./proxy":14,"./spy":18,"./throw-on-falsy-object":20,"./util/core/extend":23,"./util/core/get-property-descriptor":27,"./util/core/is-es-module":28,"./util/core/is-non-existent-property":29,"./util/core/walk-object":34,"./util/core/wrap-method":36,"@sinonjs/commons":44}],20:[function(require,module,exports){
"use strict";
var valueToString = require("@sinonjs/commons").valueToString;

function throwOnFalsyObject(object, property) {
    if (property && !object) {
        var type = object === null ? "null" : "undefined";
        throw new Error("Trying to stub property '" + valueToString(property) + "' of " + type);
    }
}

module.exports = throwOnFalsyObject;

},{"@sinonjs/commons":44}],21:[function(require,module,exports){
"use strict";

module.exports = {
    injectInto: null,
    properties: [
        "spy",
        "stub",
        "mock",
        "clock",
        "server",
        "requests",
        "fake",
        "replace",
        "replaceSetter",
        "replaceGetter",
        "createStubInstance"
    ],
    useFakeTimers: true,
    useFakeServer: true
};

},{}],22:[function(require,module,exports){
"use strict";

var arrayProto = require("@sinonjs/commons").prototypes.array;
var reduce = arrayProto.reduce;

module.exports = function exportAsyncBehaviors(behaviorMethods) {
    return reduce(
        Object.keys(behaviorMethods),
        function(acc, method) {
            // need to avoid creating another async versions of the newly added async methods
            if (method.match(/^(callsArg|yields)/) && !method.match(/Async/)) {
                acc[method + "Async"] = function() {
                    var result = behaviorMethods[method].apply(this, arguments);
                    this.callbackAsync = true;
                    return result;
                };
            }
            return acc;
        },
        {}
    );
};

},{"@sinonjs/commons":44}],23:[function(require,module,exports){
"use strict";

var arrayProto = require("@sinonjs/commons").prototypes.array;
var hasOwnProperty = require("@sinonjs/commons").prototypes.object.hasOwnProperty;

var join = arrayProto.join;
var push = arrayProto.push;
var slice = arrayProto.slice;

// Adapted from https://developer.mozilla.org/en/docs/ECMAScript_DontEnum_attribute#JScript_DontEnum_Bug
var hasDontEnumBug = (function() {
    var obj = {
        constructor: function() {
            return "0";
        },
        toString: function() {
            return "1";
        },
        valueOf: function() {
            return "2";
        },
        toLocaleString: function() {
            return "3";
        },
        prototype: function() {
            return "4";
        },
        isPrototypeOf: function() {
            return "5";
        },
        propertyIsEnumerable: function() {
            return "6";
        },
        hasOwnProperty: function() {
            return "7";
        },
        length: function() {
            return "8";
        },
        unique: function() {
            return "9";
        }
    };

    var result = [];
    for (var prop in obj) {
        if (hasOwnProperty(obj, prop)) {
            push(result, obj[prop]());
        }
    }
    return join(result, "") !== "0123456789";
})();

function extendCommon(target, sources, doCopy) {
    var source, i, prop;

    for (i = 0; i < sources.length; i++) {
        source = sources[i];

        for (prop in source) {
            if (hasOwnProperty(source, prop)) {
                doCopy(target, source, prop);
            }
        }

        // Make sure we copy (own) toString method even when in JScript with DontEnum bug
        // See https://developer.mozilla.org/en/docs/ECMAScript_DontEnum_attribute#JScript_DontEnum_Bug
        if (hasDontEnumBug && hasOwnProperty(source, "toString") && source.toString !== target.toString) {
            target.toString = source.toString;
        }
    }

    return target;
}

/** Public: Extend target in place with all (own) properties, except 'name' when [[writable]] is false,
 *         from sources in-order. Thus, last source will override properties in previous sources.
 *
 * @arg {Object} target - The Object to extend
 * @arg {Object[]} sources - Objects to copy properties from.
 *
 * @returns {Object} the extended target
 */
module.exports = function extend(target /*, sources */) {
    var sources = slice(arguments, 1);

    return extendCommon(target, sources, function copyValue(dest, source, prop) {
        var destOwnPropertyDescriptor = Object.getOwnPropertyDescriptor(dest, prop);
        var sourceOwnPropertyDescriptor = Object.getOwnPropertyDescriptor(source, prop);

        if (prop === "name" && !destOwnPropertyDescriptor.writable) {
            return;
        }

        Object.defineProperty(dest, prop, {
            configurable: sourceOwnPropertyDescriptor.configurable,
            enumerable: sourceOwnPropertyDescriptor.enumerable,
            writable: sourceOwnPropertyDescriptor.writable,
            value: sourceOwnPropertyDescriptor.value
        });
    });
};

/** Public: Extend target in place with all (own) properties from sources in-order. Thus, last source will
 *         override properties in previous sources. Define the properties as non enumerable.
 *
 * @arg {Object} target - The Object to extend
 * @arg {Object[]} sources - Objects to copy properties from.
 *
 * @returns {Object} the extended target
 */
module.exports.nonEnum = function extendNonEnum(target /*, sources */) {
    var sources = slice(arguments, 1);

    return extendCommon(target, sources, function copyProperty(dest, source, prop) {
        Object.defineProperty(dest, prop, {
            value: source[prop],
            enumerable: false,
            configurable: true,
            writable: true
        });
    });
};

},{"@sinonjs/commons":44}],24:[function(require,module,exports){
"use strict";

var inspect = require("util").inspect;
var customFormatter;

function format() {
    if (customFormatter) {
        return customFormatter.apply(null, arguments);
    }

    return inspect.apply(inspect, arguments);
}

format.setFormatter = function(aCustomFormatter) {
    if (typeof aCustomFormatter !== "function") {
        throw new Error("format.setFormatter must be called with a function");
    }

    customFormatter = aCustomFormatter;
};

module.exports = format;

},{"util":107}],25:[function(require,module,exports){
"use strict";

module.exports = function toString() {
    var i, prop, thisValue;
    if (this.getCall && this.callCount) {
        i = this.callCount;

        while (i--) {
            thisValue = this.getCall(i).thisValue;

            // eslint-disable-next-line guard-for-in
            for (prop in thisValue) {
                try {
                    if (thisValue[prop] === this) {
                        return prop;
                    }
                } catch (e) {
                    // no-op - accessing props can throw an error, nothing to do here
                }
            }
        }
    }

    return this.displayName || "sinon fake";
};

},{}],26:[function(require,module,exports){
"use strict";

/* istanbul ignore next : not testing that setTimeout works */
function nextTick(callback) {
    setTimeout(callback, 0);
}

module.exports = function getNextTick(process, setImmediate) {
    if (typeof process === "object" && typeof process.nextTick === "function") {
        return process.nextTick;
    }

    if (typeof setImmediate === "function") {
        return setImmediate;
    }

    return nextTick;
};

},{}],27:[function(require,module,exports){
"use strict";

module.exports = function getPropertyDescriptor(object, property) {
    var proto = object;
    var descriptor;
    var isOwn = Boolean(object && Object.getOwnPropertyDescriptor(object, property));

    while (proto && !(descriptor = Object.getOwnPropertyDescriptor(proto, property))) {
        proto = Object.getPrototypeOf(proto);
    }

    if (descriptor) {
        descriptor.isOwn = isOwn;
    }

    return descriptor;
};

},{}],28:[function(require,module,exports){
"use strict";

/**
 * Verify if an object is a ECMAScript Module
 *
 * As the exports from a module is immutable we cannot alter the exports
 * using spies or stubs. Let the consumer know this to avoid bug reports
 * on weird error messages.
 *
 * @param {Object} object The object to examine
 *
 * @returns {Boolean} true when the object is a module
 */
module.exports = function(object) {
    return (
        object && typeof Symbol !== "undefined" && object[Symbol.toStringTag] === "Module" && Object.isSealed(object)
    );
};

},{}],29:[function(require,module,exports){
"use strict";

/**
 * @param {*} object
 * @param {String} property
 * @returns whether a prop exists in the prototype chain
 */
function isNonExistentProperty(object, property) {
    return object && typeof property !== "undefined" && !(property in object);
}

module.exports = isNonExistentProperty;

},{}],30:[function(require,module,exports){
"use strict";

var getPropertyDescriptor = require("./get-property-descriptor");

function isPropertyConfigurable(obj, propName) {
    var propertyDescriptor = getPropertyDescriptor(obj, propName);

    return propertyDescriptor ? propertyDescriptor.configurable : true;
}

module.exports = isPropertyConfigurable;

},{"./get-property-descriptor":27}],31:[function(require,module,exports){
"use strict";

var globalObject = require("@sinonjs/commons").global;
var getNextTick = require("./get-next-tick");

module.exports = getNextTick(globalObject.process, globalObject.setImmediate);

},{"./get-next-tick":26,"@sinonjs/commons":44}],32:[function(require,module,exports){
"use strict";

var array = [null, "once", "twice", "thrice"];

module.exports = function timesInWords(count) {
    return array[count] || (count || 0) + " times";
};

},{}],33:[function(require,module,exports){
"use strict";

var forEach = Array.prototype.forEach;

function usePromiseLibrary(library, fakes) {
    if (typeof library === "undefined") {
        return;
    }

    if (Array.isArray(fakes)) {
        forEach.call(fakes, usePromiseLibrary.bind(null, library));

        return;
    }

    if (typeof fakes.usingPromise === "function") {
        fakes.usingPromise(library);
    }
}

module.exports = usePromiseLibrary;

},{}],34:[function(require,module,exports){
"use strict";

var functionName = require("@sinonjs/commons").functionName;

var getPropertyDescriptor = require("./get-property-descriptor");
var walk = require("./walk");

function walkObject(predicate, object, filter) {
    var called = false;
    var name = functionName(predicate);

    if (!object) {
        throw new Error("Trying to " + name + " object but received " + String(object));
    }

    walk(object, function(prop, propOwner) {
        // we don't want to stub things like toString(), valueOf(), etc. so we only stub if the object
        // is not Object.prototype
        if (
            propOwner !== Object.prototype &&
            prop !== "constructor" &&
            typeof getPropertyDescriptor(propOwner, prop).value === "function"
        ) {
            if (filter) {
                if (filter(object, prop)) {
                    called = true;
                    predicate(object, prop);
                }
            } else {
                called = true;
                predicate(object, prop);
            }
        }
    });

    if (!called) {
        throw new Error("Expected to " + name + " methods on object but found none");
    }

    return object;
}

module.exports = walkObject;

},{"./get-property-descriptor":27,"./walk":35,"@sinonjs/commons":44}],35:[function(require,module,exports){
"use strict";

var forEach = require("@sinonjs/commons").prototypes.array.forEach;

function walkInternal(obj, iterator, context, originalObj, seen) {
    var proto, prop;

    if (typeof Object.getOwnPropertyNames !== "function") {
        // We explicitly want to enumerate through all of the prototype's properties
        // in this case, therefore we deliberately leave out an own property check.
        /* eslint-disable-next-line guard-for-in */
        for (prop in obj) {
            iterator.call(context, obj[prop], prop, obj);
        }

        return;
    }

    forEach(Object.getOwnPropertyNames(obj), function(k) {
        if (seen[k] !== true) {
            seen[k] = true;
            var target = typeof Object.getOwnPropertyDescriptor(obj, k).get === "function" ? originalObj : obj;
            iterator.call(context, k, target);
        }
    });

    proto = Object.getPrototypeOf(obj);
    if (proto) {
        walkInternal(proto, iterator, context, originalObj, seen);
    }
}

/* Walks the prototype chain of an object and iterates over every own property
 * name encountered. The iterator is called in the same fashion that Array.prototype.forEach
 * works, where it is passed the value, key, and own object as the 1st, 2nd, and 3rd positional
 * argument, respectively. In cases where Object.getOwnPropertyNames is not available, walk will
 * default to using a simple for..in loop.
 *
 * obj - The object to walk the prototype chain for.
 * iterator - The function to be called on each pass of the walk.
 * context - (Optional) When given, the iterator will be called with this object as the receiver.
 */
module.exports = function walk(obj, iterator, context) {
    return walkInternal(obj, iterator, context, obj, {});
};

},{"@sinonjs/commons":44}],36:[function(require,module,exports){
"use strict";

var getPropertyDescriptor = require("./get-property-descriptor");
var extend = require("./extend");
var hasOwnProperty = require("@sinonjs/commons").prototypes.object.hasOwnProperty;
var valueToString = require("@sinonjs/commons").valueToString;

function isFunction(obj) {
    return typeof obj === "function" || Boolean(obj && obj.constructor && obj.call && obj.apply);
}

function mirrorProperties(target, source) {
    for (var prop in source) {
        if (!hasOwnProperty(target, prop)) {
            target[prop] = source[prop];
        }
    }
}

// Cheap way to detect if we have ES5 support.
var hasES5Support = "keys" in Object;

module.exports = function wrapMethod(object, property, method) {
    if (!object) {
        throw new TypeError("Should wrap property of object");
    }

    if (typeof method !== "function" && typeof method !== "object") {
        throw new TypeError("Method wrapper should be a function or a property descriptor");
    }

    function checkWrappedMethod(wrappedMethod) {
        var error;

        if (!isFunction(wrappedMethod)) {
            error = new TypeError(
                "Attempted to wrap " + typeof wrappedMethod + " property " + valueToString(property) + " as function"
            );
        } else if (wrappedMethod.restore && wrappedMethod.restore.sinon) {
            error = new TypeError("Attempted to wrap " + valueToString(property) + " which is already wrapped");
        } else if (wrappedMethod.calledBefore) {
            var verb = wrappedMethod.returns ? "stubbed" : "spied on";
            error = new TypeError("Attempted to wrap " + valueToString(property) + " which is already " + verb);
        }

        if (error) {
            if (wrappedMethod && wrappedMethod.stackTraceError) {
                error.stack += "\n--------------\n" + wrappedMethod.stackTraceError.stack;
            }
            throw error;
        }
    }

    var error, wrappedMethod, i, wrappedMethodDesc;

    function simplePropertyAssignment() {
        wrappedMethod = object[property];
        checkWrappedMethod(wrappedMethod);
        object[property] = method;
        method.displayName = property;
    }

    // Firefox has a problem when using hasOwn.call on objects from other frames.
    /* eslint-disable-next-line @sinonjs/no-prototype-methods/no-prototype-methods */
    var owned = object.hasOwnProperty ? object.hasOwnProperty(property) : hasOwnProperty(object, property);

    if (hasES5Support) {
        var methodDesc = typeof method === "function" ? { value: method } : method;
        wrappedMethodDesc = getPropertyDescriptor(object, property);

        if (!wrappedMethodDesc) {
            error = new TypeError(
                "Attempted to wrap " + typeof wrappedMethod + " property " + property + " as function"
            );
        } else if (wrappedMethodDesc.restore && wrappedMethodDesc.restore.sinon) {
            error = new TypeError("Attempted to wrap " + property + " which is already wrapped");
        }
        if (error) {
            if (wrappedMethodDesc && wrappedMethodDesc.stackTraceError) {
                error.stack += "\n--------------\n" + wrappedMethodDesc.stackTraceError.stack;
            }
            throw error;
        }

        var types = Object.keys(methodDesc);
        for (i = 0; i < types.length; i++) {
            wrappedMethod = wrappedMethodDesc[types[i]];
            checkWrappedMethod(wrappedMethod);
        }

        mirrorProperties(methodDesc, wrappedMethodDesc);
        for (i = 0; i < types.length; i++) {
            mirrorProperties(methodDesc[types[i]], wrappedMethodDesc[types[i]]);
        }
        Object.defineProperty(object, property, methodDesc);

        // catch failing assignment
        // this is the converse of the check in `.restore` below
        if (typeof method === "function" && object[property] !== method) {
            // correct any wrongdoings caused by the defineProperty call above,
            // such as adding new items (if object was a Storage object)
            delete object[property];
            simplePropertyAssignment();
        }
    } else {
        simplePropertyAssignment();
    }

    extend.nonEnum(method, {
        displayName: property,

        wrappedMethod: wrappedMethod,

        // Set up an Error object for a stack trace which can be used later to find what line of
        // code the original method was created on.
        stackTraceError: new Error("Stack Trace for original"),

        restore: function() {
            // For prototype properties try to reset by delete first.
            // If this fails (ex: localStorage on mobile safari) then force a reset
            // via direct assignment.
            if (!owned) {
                // In some cases `delete` may throw an error
                try {
                    delete object[property];
                } catch (e) {} // eslint-disable-line no-empty
                // For native code functions `delete` fails without throwing an error
                // on Chrome < 43, PhantomJS, etc.
            } else if (hasES5Support) {
                Object.defineProperty(object, property, wrappedMethodDesc);
            }

            if (hasES5Support) {
                var descriptor = getPropertyDescriptor(object, property);
                if (descriptor && descriptor.value === method) {
                    object[property] = wrappedMethod;
                }
            } else {
                // Use strict equality comparison to check failures then force a reset
                // via direct assignment.
                if (object[property] === method) {
                    object[property] = wrappedMethod;
                }
            }
        }
    });

    method.restore.sinon = true;

    if (!hasES5Support) {
        mirrorProperties(method, wrappedMethod);
    }

    return method;
};

},{"./extend":23,"./get-property-descriptor":27,"@sinonjs/commons":44}],37:[function(require,module,exports){
"use strict";

var extend = require("./core/extend");
var FakeTimers = require("@sinonjs/fake-timers");
var globalObject = require("@sinonjs/commons").global;

function createClock(config, globalCtx) {
    var FakeTimersCtx = FakeTimers;
    if (globalCtx !== null && typeof globalCtx === "object") {
        FakeTimersCtx = FakeTimers.withGlobal(globalCtx);
    }
    var clock = FakeTimersCtx.install(config);
    clock.restore = clock.uninstall;
    return clock;
}

function addIfDefined(obj, globalPropName) {
    var globalProp = globalObject[globalPropName];
    if (typeof globalProp !== "undefined") {
        obj[globalPropName] = globalProp;
    }
}

/**
 * @param {number|Date|Object} dateOrConfig The unix epoch value to install with (default 0)
 * @returns {Object} Returns a lolex clock instance
 */
exports.useFakeTimers = function(dateOrConfig) {
    var hasArguments = typeof dateOrConfig !== "undefined";
    var argumentIsDateLike =
        (typeof dateOrConfig === "number" || dateOrConfig instanceof Date) && arguments.length === 1;
    var argumentIsObject = dateOrConfig !== null && typeof dateOrConfig === "object" && arguments.length === 1;

    if (!hasArguments) {
        return createClock({
            now: 0
        });
    }

    if (argumentIsDateLike) {
        return createClock({
            now: dateOrConfig
        });
    }

    if (argumentIsObject) {
        var config = extend.nonEnum({}, dateOrConfig);
        var globalCtx = config.global;
        delete config.global;
        return createClock(config, globalCtx);
    }

    throw new TypeError("useFakeTimers expected epoch or config object. See https://github.com/sinonjs/sinon");
};

exports.clock = {
    create: function(now) {
        return FakeTimers.createClock(now);
    }
};

var timers = {
    setTimeout: setTimeout,
    clearTimeout: clearTimeout,
    setInterval: setInterval,
    clearInterval: clearInterval,
    Date: Date
};
addIfDefined(timers, "setImmediate");
addIfDefined(timers, "clearImmediate");

exports.timers = timers;

},{"./core/extend":23,"@sinonjs/commons":44,"@sinonjs/fake-timers":56}],38:[function(require,module,exports){
"use strict";

var every = require("./prototypes/array").every;

/**
 * @private
 */
function hasCallsLeft(callMap, spy) {
    if (callMap[spy.id] === undefined) {
        callMap[spy.id] = 0;
    }

    return callMap[spy.id] < spy.callCount;
}

/**
 * @private
 */
function checkAdjacentCalls(callMap, spy, index, spies) {
    var calledBeforeNext = true;

    if (index !== spies.length - 1) {
        calledBeforeNext = spy.calledBefore(spies[index + 1]);
    }

    if (hasCallsLeft(callMap, spy) && calledBeforeNext) {
        callMap[spy.id] += 1;
        return true;
    }

    return false;
}

/**
 * A Sinon proxy object (fake, spy, stub)
 *
 * @typedef {object} SinonProxy
 * @property {Function} calledBefore - A method that determines if this proxy was called before another one
 * @property {string} id - Some id
 * @property {number} callCount - Number of times this proxy has been called
 */

/**
 * Returns true when the spies have been called in the order they were supplied in
 *
 * @param  {SinonProxy[] | SinonProxy} spies An array of proxies, or several proxies as arguments
 * @returns {boolean} true when spies are called in order, false otherwise
 */
function calledInOrder(spies) {
    var callMap = {};
    // eslint-disable-next-line no-underscore-dangle
    var _spies = arguments.length > 1 ? arguments : spies;

    return every(_spies, checkAdjacentCalls.bind(null, callMap));
}

module.exports = calledInOrder;

},{"./prototypes/array":46}],39:[function(require,module,exports){
"use strict";

var functionName = require("./function-name");

/**
 * Returns a display name for a value from a constructor
 *
 * @param  {object} value A value to examine
 * @returns {(string|null)} A string or null
 */
function className(value) {
    return (
        (value.constructor && value.constructor.name) ||
        // The next branch is for IE11 support only:
        // Because the name property is not set on the prototype
        // of the Function object, we finally try to grab the
        // name from its definition. This will never be reached
        // in node, so we are not able to test this properly.
        // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Function/name
        (typeof value.constructor === "function" &&
            /* istanbul ignore next */
            functionName(value.constructor)) ||
        null
    );
}

module.exports = className;

},{"./function-name":42}],40:[function(require,module,exports){
/* eslint-disable no-console */
"use strict";

/**
 * Returns a function that will invoke the supplied function and print a
 * deprecation warning to the console each time it is called.
 *
 * @param  {Function} func
 * @param  {string} msg
 * @returns {Function}
 */
exports.wrap = function(func, msg) {
    var wrapped = function() {
        exports.printWarning(msg);
        return func.apply(this, arguments);
    };
    if (func.prototype) {
        wrapped.prototype = func.prototype;
    }
    return wrapped;
};

/**
 * Returns a string which can be supplied to `wrap()` to notify the user that a
 * particular part of the sinon API has been deprecated.
 *
 * @param  {string} packageName
 * @param  {string} funcName
 * @returns {string}
 */
exports.defaultMsg = function(packageName, funcName) {
    return (
        packageName +
        "." +
        funcName +
        " is deprecated and will be removed from the public API in a future version of " +
        packageName +
        "."
    );
};

/**
 * Prints a warning on the console, when it exists
 *
 * @param  {string} msg
 * @returns {undefined}
 */
exports.printWarning = function(msg) {
    /* istanbul ignore next */
    if (typeof process === "object" && process.emitWarning) {
        // Emit Warnings in Node
        process.emitWarning(msg);
    } else if (console.info) {
        console.info(msg);
    } else {
        console.log(msg);
    }
};

},{}],41:[function(require,module,exports){
"use strict";

/**
 * Returns true when fn returns true for all members of obj.
 * This is an every implementation that works for all iterables
 *
 * @param  {object}   obj
 * @param  {Function} fn
 * @returns {boolean}
 */
module.exports = function every(obj, fn) {
    var pass = true;

    try {
        /* eslint-disable-next-line local-rules/no-prototype-methods */
        obj.forEach(function() {
            if (!fn.apply(this, arguments)) {
                // Throwing an error is the only way to break `forEach`
                throw new Error();
            }
        });
    } catch (e) {
        pass = false;
    }

    return pass;
};

},{}],42:[function(require,module,exports){
"use strict";

/**
 * Returns a display name for a function
 *
 * @param  {Function} func
 * @returns {string}
 */
module.exports = function functionName(func) {
    if (!func) {
        return "";
    }

    try {
        return (
            func.displayName ||
            func.name ||
            // Use function decomposition as a last resort to get function
            // name. Does not rely on function decomposition to work - if it
            // doesn't debugging will be slightly less informative
            // (i.e. toString will say 'spy' rather than 'myFunc').
            (String(func).match(/function ([^\s(]+)/) || [])[1]
        );
    } catch (e) {
        // Stringify may fail and we might get an exception, as a last-last
        // resort fall back to empty string.
        return "";
    }
};

},{}],43:[function(require,module,exports){
"use strict";

/**
 * A reference to the global object
 *
 * @type {object} globalObject
 */
var globalObject;

/* istanbul ignore else */
if (typeof global !== "undefined") {
    // Node
    globalObject = global;
} else if (typeof window !== "undefined") {
    // Browser
    globalObject = window;
} else {
    // WebWorker
    globalObject = self;
}

module.exports = globalObject;

},{}],44:[function(require,module,exports){
"use strict";

module.exports = {
    global: require("./global"),
    calledInOrder: require("./called-in-order"),
    className: require("./class-name"),
    deprecated: require("./deprecated"),
    every: require("./every"),
    functionName: require("./function-name"),
    orderByFirstCall: require("./order-by-first-call"),
    prototypes: require("./prototypes"),
    typeOf: require("./type-of"),
    valueToString: require("./value-to-string")
};

},{"./called-in-order":38,"./class-name":39,"./deprecated":40,"./every":41,"./function-name":42,"./global":43,"./order-by-first-call":45,"./prototypes":49,"./type-of":54,"./value-to-string":55}],45:[function(require,module,exports){
"use strict";

var sort = require("./prototypes/array").sort;
var slice = require("./prototypes/array").slice;

/**
 * @private
 */
function comparator(a, b) {
    // uuid, won't ever be equal
    var aCall = a.getCall(0);
    var bCall = b.getCall(0);
    var aId = (aCall && aCall.callId) || -1;
    var bId = (bCall && bCall.callId) || -1;

    return aId < bId ? -1 : 1;
}

/**
 * A Sinon proxy object (fake, spy, stub)
 *
 * @typedef {object} SinonProxy
 * @property {Function} getCall - A method that can return the first call
 */

/**
 * Sorts an array of SinonProxy instances (fake, spy, stub) by their first call
 *
 * @param  {SinonProxy[] | SinonProxy} spies
 * @returns {SinonProxy[]}
 */
function orderByFirstCall(spies) {
    return sort(slice(spies), comparator);
}

module.exports = orderByFirstCall;

},{"./prototypes/array":46}],46:[function(require,module,exports){
"use strict";

var copyPrototype = require("./copy-prototype");

module.exports = copyPrototype(Array.prototype);

},{"./copy-prototype":47}],47:[function(require,module,exports){
"use strict";

var call = Function.call;

module.exports = function copyPrototypeMethods(prototype) {
    /* eslint-disable local-rules/no-prototype-methods */
    return Object.getOwnPropertyNames(prototype).reduce(function(result, name) {
        // ignore size because it throws from Map
        if (
            name !== "size" &&
            name !== "caller" &&
            name !== "callee" &&
            name !== "arguments" &&
            typeof prototype[name] === "function"
        ) {
            result[name] = call.bind(prototype[name]);
        }

        return result;
    }, Object.create(null));
};

},{}],48:[function(require,module,exports){
"use strict";

var copyPrototype = require("./copy-prototype");

module.exports = copyPrototype(Function.prototype);

},{"./copy-prototype":47}],49:[function(require,module,exports){
"use strict";

module.exports = {
    array: require("./array"),
    function: require("./function"),
    map: require("./map"),
    object: require("./object"),
    set: require("./set"),
    string: require("./string")
};

},{"./array":46,"./function":48,"./map":50,"./object":51,"./set":52,"./string":53}],50:[function(require,module,exports){
"use strict";

var copyPrototype = require("./copy-prototype");

module.exports = copyPrototype(Map.prototype);

},{"./copy-prototype":47}],51:[function(require,module,exports){
"use strict";

var copyPrototype = require("./copy-prototype");

module.exports = copyPrototype(Object.prototype);

},{"./copy-prototype":47}],52:[function(require,module,exports){
"use strict";

var copyPrototype = require("./copy-prototype");

module.exports = copyPrototype(Set.prototype);

},{"./copy-prototype":47}],53:[function(require,module,exports){
"use strict";

var copyPrototype = require("./copy-prototype");

module.exports = copyPrototype(String.prototype);

},{"./copy-prototype":47}],54:[function(require,module,exports){
"use strict";

var type = require("type-detect");

/**
 * Returns the lower-case result of running type from type-detect on the value
 *
 * @param  {*} value
 * @returns {string}
 */
module.exports = function typeOf(value) {
    return type(value).toLowerCase();
};

},{"type-detect":104}],55:[function(require,module,exports){
"use strict";

/**
 * Returns a string representation of the value
 *
 * @param  {*} value
 * @returns {string}
 */
function valueToString(value) {
    if (value && value.toString) {
        /* eslint-disable-next-line local-rules/no-prototype-methods */
        return value.toString();
    }
    return String(value);
}

module.exports = valueToString;

},{}],56:[function(require,module,exports){
"use strict";

var globalObject = require("@sinonjs/commons").global;

// eslint-disable-next-line complexity
function withGlobal(_global) {
    var userAgent = _global.navigator && _global.navigator.userAgent;
    var isRunningInIE = userAgent && userAgent.indexOf("MSIE ") > -1;
    var maxTimeout = Math.pow(2, 31) - 1; //see https://heycam.github.io/webidl/#abstract-opdef-converttoint
    var NOOP = function() {
        return undefined;
    };
    var NOOP_ARRAY = function() {
        return [];
    };
    var timeoutResult = _global.setTimeout(NOOP, 0);
    var addTimerReturnsObject = typeof timeoutResult === "object";
    var hrtimePresent =
        _global.process && typeof _global.process.hrtime === "function";
    var hrtimeBigintPresent =
        hrtimePresent && typeof _global.process.hrtime.bigint === "function";
    var nextTickPresent =
        _global.process && typeof _global.process.nextTick === "function";
    var utilPromisify = _global.process && require("util").promisify;
    var performancePresent =
        _global.performance && typeof _global.performance.now === "function";
    var hasPerformancePrototype =
        _global.Performance &&
        (typeof _global.Performance).match(/^(function|object)$/);
    var queueMicrotaskPresent = _global.hasOwnProperty("queueMicrotask");
    var requestAnimationFramePresent =
        _global.requestAnimationFrame &&
        typeof _global.requestAnimationFrame === "function";
    var cancelAnimationFramePresent =
        _global.cancelAnimationFrame &&
        typeof _global.cancelAnimationFrame === "function";
    var requestIdleCallbackPresent =
        _global.requestIdleCallback &&
        typeof _global.requestIdleCallback === "function";
    var cancelIdleCallbackPresent =
        _global.cancelIdleCallback &&
        typeof _global.cancelIdleCallback === "function";
    var setImmediatePresent =
        _global.setImmediate && typeof _global.setImmediate === "function";

    // Make properties writable in IE, as per
    // http://www.adequatelygood.com/Replacing-setTimeout-Globally.html
    /* eslint-disable no-self-assign */
    if (isRunningInIE) {
        _global.setTimeout = _global.setTimeout;
        _global.clearTimeout = _global.clearTimeout;
        _global.setInterval = _global.setInterval;
        _global.clearInterval = _global.clearInterval;
        _global.Date = _global.Date;
    }

    // setImmediate is not a standard function
    // avoid adding the prop to the window object if not present
    if (setImmediatePresent) {
        _global.setImmediate = _global.setImmediate;
        _global.clearImmediate = _global.clearImmediate;
    }
    /* eslint-enable no-self-assign */

    _global.clearTimeout(timeoutResult);

    var NativeDate = _global.Date;
    var uniqueTimerId = 1;

    function isNumberFinite(num) {
        if (Number.isFinite) {
            return Number.isFinite(num);
        }

        if (typeof num !== "number") {
            return false;
        }

        return isFinite(num);
    }

    /**
     * Parse strings like "01:10:00" (meaning 1 hour, 10 minutes, 0 seconds) into
     * number of milliseconds. This is used to support human-readable strings passed
     * to clock.tick()
     */
    function parseTime(str) {
        if (!str) {
            return 0;
        }

        var strings = str.split(":");
        var l = strings.length;
        var i = l;
        var ms = 0;
        var parsed;

        if (l > 3 || !/^(\d\d:){0,2}\d\d?$/.test(str)) {
            throw new Error(
                "tick only understands numbers, 'm:s' and 'h:m:s'. Each part must be two digits"
            );
        }

        while (i--) {
            parsed = parseInt(strings[i], 10);

            if (parsed >= 60) {
                throw new Error("Invalid time " + str);
            }

            ms += parsed * Math.pow(60, l - i - 1);
        }

        return ms * 1000;
    }

    /**
     * Get the decimal part of the millisecond value as nanoseconds
     *
     * @param {Number} msFloat the number of milliseconds
     * @returns {Number} an integer number of nanoseconds in the range [0,1e6)
     *
     * Example: nanoRemainer(123.456789) -> 456789
     */
    function nanoRemainder(msFloat) {
        var modulo = 1e6;
        var remainder = (msFloat * 1e6) % modulo;
        var positiveRemainder = remainder < 0 ? remainder + modulo : remainder;

        return Math.floor(positiveRemainder);
    }

    /**
     * Used to grok the `now` parameter to createClock.
     * @param epoch {Date|number} the system time
     */
    function getEpoch(epoch) {
        if (!epoch) {
            return 0;
        }
        if (typeof epoch.getTime === "function") {
            return epoch.getTime();
        }
        if (typeof epoch === "number") {
            return epoch;
        }
        throw new TypeError("now should be milliseconds since UNIX epoch");
    }

    function inRange(from, to, timer) {
        return timer && timer.callAt >= from && timer.callAt <= to;
    }

    function mirrorDateProperties(target, source) {
        var prop;
        for (prop in source) {
            if (source.hasOwnProperty(prop)) {
                target[prop] = source[prop];
            }
        }

        // set special now implementation
        if (source.now) {
            target.now = function now() {
                return target.clock.now;
            };
        } else {
            delete target.now;
        }

        // set special toSource implementation
        if (source.toSource) {
            target.toSource = function toSource() {
                return source.toSource();
            };
        } else {
            delete target.toSource;
        }

        // set special toString implementation
        target.toString = function toString() {
            return source.toString();
        };

        target.prototype = source.prototype;
        target.parse = source.parse;
        target.UTC = source.UTC;
        target.prototype.toUTCString = source.prototype.toUTCString;

        return target;
    }

    function createDate() {
        function ClockDate(year, month, date, hour, minute, second, ms) {
            // the Date constructor called as a function, ref Ecma-262 Edition 5.1, section 15.9.2.
            // This remains so in the 10th edition of 2019 as well.
            if (!(this instanceof ClockDate)) {
                return new NativeDate(ClockDate.clock.now).toString();
            }

            // if Date is called as a constructor with 'new' keyword
            // Defensive and verbose to avoid potential harm in passing
            // explicit undefined when user does not pass argument
            switch (arguments.length) {
                case 0:
                    return new NativeDate(ClockDate.clock.now);
                case 1:
                    return new NativeDate(year);
                case 2:
                    return new NativeDate(year, month);
                case 3:
                    return new NativeDate(year, month, date);
                case 4:
                    return new NativeDate(year, month, date, hour);
                case 5:
                    return new NativeDate(year, month, date, hour, minute);
                case 6:
                    return new NativeDate(
                        year,
                        month,
                        date,
                        hour,
                        minute,
                        second
                    );
                default:
                    return new NativeDate(
                        year,
                        month,
                        date,
                        hour,
                        minute,
                        second,
                        ms
                    );
            }
        }

        return mirrorDateProperties(ClockDate, NativeDate);
    }

    function enqueueJob(clock, job) {
        // enqueues a microtick-deferred task - ecma262/#sec-enqueuejob
        if (!clock.jobs) {
            clock.jobs = [];
        }
        clock.jobs.push(job);
    }

    function runJobs(clock) {
        // runs all microtick-deferred tasks - ecma262/#sec-runjobs
        if (!clock.jobs) {
            return;
        }
        for (var i = 0; i < clock.jobs.length; i++) {
            var job = clock.jobs[i];
            job.func.apply(null, job.args);
            if (clock.loopLimit && i > clock.loopLimit) {
                throw new Error(
                    "Aborting after running " +
                        clock.loopLimit +
                        " timers, assuming an infinite loop!"
                );
            }
        }
        clock.jobs = [];
    }

    function addTimer(clock, timer) {
        if (timer.func === undefined) {
            throw new Error("Callback must be provided to timer calls");
        }

        timer.type = timer.immediate ? "Immediate" : "Timeout";

        if (timer.hasOwnProperty("delay")) {
            if (!isNumberFinite(timer.delay)) {
                timer.delay = 0;
            }
            timer.delay = timer.delay > maxTimeout ? 1 : timer.delay;
            timer.delay = Math.max(0, timer.delay);
        }

        if (timer.hasOwnProperty("interval")) {
            timer.type = "Interval";
            timer.interval = timer.interval > maxTimeout ? 1 : timer.interval;
        }

        if (timer.hasOwnProperty("animation")) {
            timer.type = "AnimationFrame";
            timer.animation = true;
        }

        if (!clock.timers) {
            clock.timers = {};
        }

        timer.id = uniqueTimerId++;
        timer.createdAt = clock.now;
        timer.callAt =
            clock.now + (parseInt(timer.delay) || (clock.duringTick ? 1 : 0));

        clock.timers[timer.id] = timer;

        if (addTimerReturnsObject) {
            var res = {
                id: timer.id,
                ref: function() {
                    return res;
                },
                unref: function() {
                    return res;
                },
                refresh: function() {
                    return res;
                }
            };
            return res;
        }

        return timer.id;
    }

    /* eslint consistent-return: "off" */
    function compareTimers(a, b) {
        // Sort first by absolute timing
        if (a.callAt < b.callAt) {
            return -1;
        }
        if (a.callAt > b.callAt) {
            return 1;
        }

        // Sort next by immediate, immediate timers take precedence
        if (a.immediate && !b.immediate) {
            return -1;
        }
        if (!a.immediate && b.immediate) {
            return 1;
        }

        // Sort next by creation time, earlier-created timers take precedence
        if (a.createdAt < b.createdAt) {
            return -1;
        }
        if (a.createdAt > b.createdAt) {
            return 1;
        }

        // Sort next by id, lower-id timers take precedence
        if (a.id < b.id) {
            return -1;
        }
        if (a.id > b.id) {
            return 1;
        }

        // As timer ids are unique, no fallback `0` is necessary
    }

    function firstTimerInRange(clock, from, to) {
        var timers = clock.timers;
        var timer = null;
        var id, isInRange;

        for (id in timers) {
            if (timers.hasOwnProperty(id)) {
                isInRange = inRange(from, to, timers[id]);

                if (
                    isInRange &&
                    (!timer || compareTimers(timer, timers[id]) === 1)
                ) {
                    timer = timers[id];
                }
            }
        }

        return timer;
    }

    function firstTimer(clock) {
        var timers = clock.timers;
        var timer = null;
        var id;

        for (id in timers) {
            if (timers.hasOwnProperty(id)) {
                if (!timer || compareTimers(timer, timers[id]) === 1) {
                    timer = timers[id];
                }
            }
        }

        return timer;
    }

    function lastTimer(clock) {
        var timers = clock.timers;
        var timer = null;
        var id;

        for (id in timers) {
            if (timers.hasOwnProperty(id)) {
                if (!timer || compareTimers(timer, timers[id]) === -1) {
                    timer = timers[id];
                }
            }
        }

        return timer;
    }

    function callTimer(clock, timer) {
        if (typeof timer.interval === "number") {
            clock.timers[timer.id].callAt += timer.interval;
        } else {
            delete clock.timers[timer.id];
        }

        if (typeof timer.func === "function") {
            timer.func.apply(null, timer.args);
        } else {
            /* eslint no-eval: "off" */
            eval(timer.func);
        }
    }

    function clearTimer(clock, timerId, ttype) {
        if (!timerId) {
            // null appears to be allowed in most browsers, and appears to be
            // relied upon by some libraries, like Bootstrap carousel
            return;
        }

        if (!clock.timers) {
            clock.timers = {};
        }

        // in Node, timerId is an object with .ref()/.unref(), and
        // its .id field is the actual timer id.
        var id = typeof timerId === "object" ? timerId.id : timerId;

        if (clock.timers.hasOwnProperty(id)) {
            // check that the ID matches a timer of the correct type
            var timer = clock.timers[id];
            if (timer.type === ttype) {
                delete clock.timers[id];
            } else {
                var clear =
                    ttype === "AnimationFrame"
                        ? "cancelAnimationFrame"
                        : "clear" + ttype;
                var schedule =
                    timer.type === "AnimationFrame"
                        ? "requestAnimationFrame"
                        : "set" + timer.type;
                throw new Error(
                    "Cannot clear timer: timer created with " +
                        schedule +
                        "() but cleared with " +
                        clear +
                        "()"
                );
            }
        }
    }

    function uninstall(clock, target, config) {
        var method, i, l;
        var installedHrTime = "_hrtime";
        var installedNextTick = "_nextTick";

        for (i = 0, l = clock.methods.length; i < l; i++) {
            method = clock.methods[i];
            if (method === "hrtime" && target.process) {
                target.process.hrtime = clock[installedHrTime];
            } else if (method === "nextTick" && target.process) {
                target.process.nextTick = clock[installedNextTick];
            } else if (method === "performance") {
                var originalPerfDescriptor = Object.getOwnPropertyDescriptor(
                    clock,
                    "_" + method
                );
                if (
                    originalPerfDescriptor &&
                    originalPerfDescriptor.get &&
                    !originalPerfDescriptor.set
                ) {
                    Object.defineProperty(
                        target,
                        method,
                        originalPerfDescriptor
                    );
                } else if (originalPerfDescriptor.configurable) {
                    target[method] = clock["_" + method];
                }
            } else {
                if (target[method] && target[method].hadOwnProperty) {
                    target[method] = clock["_" + method];
                    if (
                        method === "clearInterval" &&
                        config.shouldAdvanceTime === true
                    ) {
                        target[method](clock.attachedInterval);
                    }
                } else {
                    try {
                        delete target[method];
                    } catch (ignore) {
                        /* eslint no-empty: "off" */
                    }
                }
            }
        }

        // Prevent multiple executions which will completely remove these props
        clock.methods = [];

        // return pending timers, to enable checking what timers remained on uninstall
        if (!clock.timers) {
            return [];
        }
        return Object.keys(clock.timers).map(function mapper(key) {
            return clock.timers[key];
        });
    }

    function hijackMethod(target, method, clock) {
        var prop;
        clock[method].hadOwnProperty = Object.prototype.hasOwnProperty.call(
            target,
            method
        );
        clock["_" + method] = target[method];

        if (method === "Date") {
            var date = mirrorDateProperties(clock[method], target[method]);
            target[method] = date;
        } else if (method === "performance") {
            var originalPerfDescriptor = Object.getOwnPropertyDescriptor(
                target,
                method
            );
            // JSDOM has a read only performance field so we have to save/copy it differently
            if (
                originalPerfDescriptor &&
                originalPerfDescriptor.get &&
                !originalPerfDescriptor.set
            ) {
                Object.defineProperty(
                    clock,
                    "_" + method,
                    originalPerfDescriptor
                );

                var perfDescriptor = Object.getOwnPropertyDescriptor(
                    clock,
                    method
                );
                Object.defineProperty(target, method, perfDescriptor);
            } else {
                target[method] = clock[method];
            }
        } else {
            target[method] = function() {
                return clock[method].apply(clock, arguments);
            };

            for (prop in clock[method]) {
                if (clock[method].hasOwnProperty(prop)) {
                    target[method][prop] = clock[method][prop];
                }
            }
        }

        target[method].clock = clock;
    }

    function doIntervalTick(clock, advanceTimeDelta) {
        clock.tick(advanceTimeDelta);
    }

    var timers = {
        setTimeout: _global.setTimeout,
        clearTimeout: _global.clearTimeout,
        setInterval: _global.setInterval,
        clearInterval: _global.clearInterval,
        Date: _global.Date
    };

    if (setImmediatePresent) {
        timers.setImmediate = _global.setImmediate;
        timers.clearImmediate = _global.clearImmediate;
    }

    if (hrtimePresent) {
        timers.hrtime = _global.process.hrtime;
    }

    if (nextTickPresent) {
        timers.nextTick = _global.process.nextTick;
    }

    if (performancePresent) {
        timers.performance = _global.performance;
    }

    if (requestAnimationFramePresent) {
        timers.requestAnimationFrame = _global.requestAnimationFrame;
    }

    if (queueMicrotaskPresent) {
        timers.queueMicrotask = true;
    }

    if (cancelAnimationFramePresent) {
        timers.cancelAnimationFrame = _global.cancelAnimationFrame;
    }

    if (requestIdleCallbackPresent) {
        timers.requestIdleCallback = _global.requestIdleCallback;
    }

    if (cancelIdleCallbackPresent) {
        timers.cancelIdleCallback = _global.cancelIdleCallback;
    }

    var keys =
        Object.keys ||
        function(obj) {
            var ks = [];
            var key;

            for (key in obj) {
                if (obj.hasOwnProperty(key)) {
                    ks.push(key);
                }
            }

            return ks;
        };

    var originalSetTimeout = _global.setImmediate || _global.setTimeout;

    /**
     * @param start {Date|number} the system time - non-integer values are floored
     * @param loopLimit {number}  maximum number of timers that will be run when calling runAll()
     */
    function createClock(start, loopLimit) {
        // eslint-disable-next-line no-param-reassign
        start = Math.floor(getEpoch(start));
        // eslint-disable-next-line no-param-reassign
        loopLimit = loopLimit || 1000;
        var nanos = 0;
        var adjustedSystemTime = [0, 0]; // [millis, nanoremainder]

        if (NativeDate === undefined) {
            throw new Error(
                "The global scope doesn't have a `Date` object" +
                    " (see https://github.com/sinonjs/sinon/issues/1852#issuecomment-419622780)"
            );
        }

        var clock = {
            now: start,
            timeouts: {},
            Date: createDate(),
            loopLimit: loopLimit
        };

        clock.Date.clock = clock;

        function getTimeToNextFrame() {
            return 16 - ((clock.now - start) % 16);
        }

        function hrtime(prev) {
            var millisSinceStart = clock.now - adjustedSystemTime[0] - start;
            var secsSinceStart = Math.floor(millisSinceStart / 1000);
            var remainderInNanos =
                (millisSinceStart - secsSinceStart * 1e3) * 1e6 +
                nanos -
                adjustedSystemTime[1];

            if (Array.isArray(prev)) {
                if (prev[1] > 1e9) {
                    throw new TypeError(
                        "Number of nanoseconds can't exceed a billion"
                    );
                }

                var oldSecs = prev[0];
                var nanoDiff = remainderInNanos - prev[1];
                var secDiff = secsSinceStart - oldSecs;

                if (nanoDiff < 0) {
                    nanoDiff += 1e9;
                    secDiff -= 1;
                }

                return [secDiff, nanoDiff];
            }
            return [secsSinceStart, remainderInNanos];
        }

        if (hrtimeBigintPresent) {
            hrtime.bigint = function() {
                var parts = hrtime();
                return BigInt(parts[0]) * BigInt(1e9) + BigInt(parts[1]); // eslint-disable-line
            };
        }

        clock.requestIdleCallback = function requestIdleCallback(
            func,
            timeout
        ) {
            var timeToNextIdlePeriod = 0;

            if (clock.countTimers() > 0) {
                timeToNextIdlePeriod = 50; // const for now
            }

            var result = addTimer(clock, {
                func: func,
                args: Array.prototype.slice.call(arguments, 2),
                delay:
                    typeof timeout === "undefined"
                        ? timeToNextIdlePeriod
                        : Math.min(timeout, timeToNextIdlePeriod)
            });

            return result.id || result;
        };

        clock.cancelIdleCallback = function cancelIdleCallback(timerId) {
            return clearTimer(clock, timerId, "Timeout");
        };

        clock.setTimeout = function setTimeout(func, timeout) {
            return addTimer(clock, {
                func: func,
                args: Array.prototype.slice.call(arguments, 2),
                delay: timeout
            });
        };
        if (typeof _global.Promise !== "undefined" && utilPromisify) {
            clock.setTimeout[
                utilPromisify.custom
            ] = function promisifiedSetTimeout(timeout, arg) {
                return new _global.Promise(function setTimeoutExecutor(
                    resolve
                ) {
                    addTimer(clock, {
                        func: resolve,
                        args: [arg],
                        delay: timeout
                    });
                });
            };
        }

        clock.clearTimeout = function clearTimeout(timerId) {
            return clearTimer(clock, timerId, "Timeout");
        };

        clock.nextTick = function nextTick(func) {
            return enqueueJob(clock, {
                func: func,
                args: Array.prototype.slice.call(arguments, 1)
            });
        };

        clock.queueMicrotask = function queueMicrotask(func) {
            return clock.nextTick(func); // explicitly drop additional arguments
        };

        clock.setInterval = function setInterval(func, timeout) {
            // eslint-disable-next-line no-param-reassign
            timeout = parseInt(timeout, 10);
            return addTimer(clock, {
                func: func,
                args: Array.prototype.slice.call(arguments, 2),
                delay: timeout,
                interval: timeout
            });
        };

        clock.clearInterval = function clearInterval(timerId) {
            return clearTimer(clock, timerId, "Interval");
        };

        if (setImmediatePresent) {
            clock.setImmediate = function setImmediate(func) {
                return addTimer(clock, {
                    func: func,
                    args: Array.prototype.slice.call(arguments, 1),
                    immediate: true
                });
            };

            if (typeof _global.Promise !== "undefined" && utilPromisify) {
                clock.setImmediate[
                    utilPromisify.custom
                ] = function promisifiedSetImmediate(arg) {
                    return new _global.Promise(function setImmediateExecutor(
                        resolve
                    ) {
                        addTimer(clock, {
                            func: resolve,
                            args: [arg],
                            immediate: true
                        });
                    });
                };
            }

            clock.clearImmediate = function clearImmediate(timerId) {
                return clearTimer(clock, timerId, "Immediate");
            };
        }

        clock.countTimers = function countTimers() {
            return (
                Object.keys(clock.timers || {}).length +
                (clock.jobs || []).length
            );
        };

        clock.requestAnimationFrame = function requestAnimationFrame(func) {
            var result = addTimer(clock, {
                func: func,
                delay: getTimeToNextFrame(),
                args: [clock.now + getTimeToNextFrame()],
                animation: true
            });

            return result.id || result;
        };

        clock.cancelAnimationFrame = function cancelAnimationFrame(timerId) {
            return clearTimer(clock, timerId, "AnimationFrame");
        };

        clock.runMicrotasks = function runMicrotasks() {
            runJobs(clock);
        };

        function doTick(tickValue, isAsync, resolve, reject) {
            var msFloat =
                typeof tickValue === "number"
                    ? tickValue
                    : parseTime(tickValue);
            var ms = Math.floor(msFloat);
            var remainder = nanoRemainder(msFloat);
            var nanosTotal = nanos + remainder;
            var tickTo = clock.now + ms;

            if (msFloat < 0) {
                throw new TypeError("Negative ticks are not supported");
            }

            // adjust for positive overflow
            if (nanosTotal >= 1e6) {
                tickTo += 1;
                nanosTotal -= 1e6;
            }

            nanos = nanosTotal;
            var tickFrom = clock.now;
            var previous = clock.now;
            var timer,
                firstException,
                oldNow,
                nextPromiseTick,
                compensationCheck,
                postTimerCall;

            clock.duringTick = true;

            // perform microtasks
            oldNow = clock.now;
            runJobs(clock);
            if (oldNow !== clock.now) {
                // compensate for any setSystemTime() call during microtask callback
                tickFrom += clock.now - oldNow;
                tickTo += clock.now - oldNow;
            }

            function doTickInner() {
                // perform each timer in the requested range
                timer = firstTimerInRange(clock, tickFrom, tickTo);
                // eslint-disable-next-line no-unmodified-loop-condition
                while (timer && tickFrom <= tickTo) {
                    if (clock.timers[timer.id]) {
                        tickFrom = timer.callAt;
                        clock.now = timer.callAt;
                        oldNow = clock.now;
                        try {
                            runJobs(clock);
                            callTimer(clock, timer);
                        } catch (e) {
                            firstException = firstException || e;
                        }

                        if (isAsync) {
                            // finish up after native setImmediate callback to allow
                            // all native es6 promises to process their callbacks after
                            // each timer fires.
                            originalSetTimeout(nextPromiseTick);
                            return;
                        }

                        compensationCheck();
                    }

                    postTimerCall();
                }

                // perform process.nextTick()s again
                oldNow = clock.now;
                runJobs(clock);
                if (oldNow !== clock.now) {
                    // compensate for any setSystemTime() call during process.nextTick() callback
                    tickFrom += clock.now - oldNow;
                    tickTo += clock.now - oldNow;
                }
                clock.duringTick = false;

                // corner case: during runJobs new timers were scheduled which could be in the range [clock.now, tickTo]
                timer = firstTimerInRange(clock, tickFrom, tickTo);
                if (timer) {
                    try {
                        clock.tick(tickTo - clock.now); // do it all again - for the remainder of the requested range
                    } catch (e) {
                        firstException = firstException || e;
                    }
                } else {
                    // no timers remaining in the requested range: move the clock all the way to the end
                    clock.now = tickTo;

                    // update nanos
                    nanos = nanosTotal;
                }
                if (firstException) {
                    throw firstException;
                }

                if (isAsync) {
                    resolve(clock.now);
                } else {
                    return clock.now;
                }
            }

            nextPromiseTick =
                isAsync &&
                function() {
                    try {
                        compensationCheck();
                        postTimerCall();
                        doTickInner();
                    } catch (e) {
                        reject(e);
                    }
                };

            compensationCheck = function() {
                // compensate for any setSystemTime() call during timer callback
                if (oldNow !== clock.now) {
                    tickFrom += clock.now - oldNow;
                    tickTo += clock.now - oldNow;
                    previous += clock.now - oldNow;
                }
            };

            postTimerCall = function() {
                timer = firstTimerInRange(clock, previous, tickTo);
                previous = tickFrom;
            };

            return doTickInner();
        }

        /**
         * @param {tickValue} {String|Number} number of milliseconds or a human-readable value like "01:11:15"
         */
        clock.tick = function tick(tickValue) {
            return doTick(tickValue, false);
        };

        if (typeof _global.Promise !== "undefined") {
            clock.tickAsync = function tickAsync(ms) {
                return new _global.Promise(function(resolve, reject) {
                    originalSetTimeout(function() {
                        try {
                            doTick(ms, true, resolve, reject);
                        } catch (e) {
                            reject(e);
                        }
                    });
                });
            };
        }

        clock.next = function next() {
            runJobs(clock);
            var timer = firstTimer(clock);
            if (!timer) {
                return clock.now;
            }

            clock.duringTick = true;
            try {
                clock.now = timer.callAt;
                callTimer(clock, timer);
                runJobs(clock);
                return clock.now;
            } finally {
                clock.duringTick = false;
            }
        };

        if (typeof _global.Promise !== "undefined") {
            clock.nextAsync = function nextAsync() {
                return new _global.Promise(function(resolve, reject) {
                    originalSetTimeout(function() {
                        try {
                            var timer = firstTimer(clock);
                            if (!timer) {
                                resolve(clock.now);
                                return;
                            }

                            var err;
                            clock.duringTick = true;
                            clock.now = timer.callAt;
                            try {
                                callTimer(clock, timer);
                            } catch (e) {
                                err = e;
                            }
                            clock.duringTick = false;

                            originalSetTimeout(function() {
                                if (err) {
                                    reject(err);
                                } else {
                                    resolve(clock.now);
                                }
                            });
                        } catch (e) {
                            reject(e);
                        }
                    });
                });
            };
        }

        clock.runAll = function runAll() {
            var numTimers, i;
            runJobs(clock);
            for (i = 0; i < clock.loopLimit; i++) {
                if (!clock.timers) {
                    return clock.now;
                }

                numTimers = keys(clock.timers).length;
                if (numTimers === 0) {
                    return clock.now;
                }

                clock.next();
            }

            throw new Error(
                "Aborting after running " +
                    clock.loopLimit +
                    " timers, assuming an infinite loop!"
            );
        };

        clock.runToFrame = function runToFrame() {
            return clock.tick(getTimeToNextFrame());
        };

        if (typeof _global.Promise !== "undefined") {
            clock.runAllAsync = function runAllAsync() {
                return new _global.Promise(function(resolve, reject) {
                    var i = 0;
                    function doRun() {
                        originalSetTimeout(function() {
                            try {
                                var numTimers;
                                if (i < clock.loopLimit) {
                                    if (!clock.timers) {
                                        resolve(clock.now);
                                        return;
                                    }

                                    numTimers = Object.keys(clock.timers)
                                        .length;
                                    if (numTimers === 0) {
                                        resolve(clock.now);
                                        return;
                                    }

                                    clock.next();

                                    i++;

                                    doRun();
                                    return;
                                }

                                reject(
                                    new Error(
                                        "Aborting after running " +
                                            clock.loopLimit +
                                            " timers, assuming an infinite loop!"
                                    )
                                );
                            } catch (e) {
                                reject(e);
                            }
                        });
                    }
                    doRun();
                });
            };
        }

        clock.runToLast = function runToLast() {
            var timer = lastTimer(clock);
            if (!timer) {
                runJobs(clock);
                return clock.now;
            }

            return clock.tick(timer.callAt - clock.now);
        };

        if (typeof _global.Promise !== "undefined") {
            clock.runToLastAsync = function runToLastAsync() {
                return new _global.Promise(function(resolve, reject) {
                    originalSetTimeout(function() {
                        try {
                            var timer = lastTimer(clock);
                            if (!timer) {
                                resolve(clock.now);
                            }

                            resolve(clock.tickAsync(timer.callAt));
                        } catch (e) {
                            reject(e);
                        }
                    });
                });
            };
        }

        clock.reset = function reset() {
            nanos = 0;
            clock.timers = {};
            clock.jobs = [];
            clock.now = start;
        };

        clock.setSystemTime = function setSystemTime(systemTime) {
            // determine time difference
            var newNow = getEpoch(systemTime);
            var difference = newNow - clock.now;
            var id, timer;

            adjustedSystemTime[0] = adjustedSystemTime[0] + difference;
            adjustedSystemTime[1] = adjustedSystemTime[1] + nanos;
            // update 'system clock'
            clock.now = newNow;
            nanos = 0;

            // update timers and intervals to keep them stable
            for (id in clock.timers) {
                if (clock.timers.hasOwnProperty(id)) {
                    timer = clock.timers[id];
                    timer.createdAt += difference;
                    timer.callAt += difference;
                }
            }
        };

        if (performancePresent) {
            clock.performance = Object.create(null);

            if (hasPerformancePrototype) {
                var proto = _global.Performance.prototype;

                Object.getOwnPropertyNames(proto).forEach(function(name) {
                    if (name.indexOf("getEntries") === 0) {
                        // match expected return type for getEntries functions
                        clock.performance[name] = NOOP_ARRAY;
                    } else {
                        clock.performance[name] = NOOP;
                    }
                });
            }

            clock.performance.now = function FakeTimersNow() {
                var hrt = hrtime();
                var millis = hrt[0] * 1000 + hrt[1] / 1e6;
                return millis;
            };
        }

        if (hrtimePresent) {
            clock.hrtime = hrtime;
        }

        return clock;
    }

    /**
     * @param config {Object} optional config
     * @param config.target {Object} the target to install timers in (default `window`)
     * @param config.now {number|Date}  a number (in milliseconds) or a Date object (default epoch)
     * @param config.toFake {string[]} names of the methods that should be faked.
     * @param config.loopLimit {number} the maximum number of timers that will be run when calling runAll()
     * @param config.shouldAdvanceTime {Boolean} tells FakeTimers to increment mocked time automatically (default false)
     * @param config.advanceTimeDelta {Number} increment mocked time every <<advanceTimeDelta>> ms (default: 20ms)
     */
    // eslint-disable-next-line complexity
    function install(config) {
        if (
            arguments.length > 1 ||
            config instanceof Date ||
            Array.isArray(config) ||
            typeof config === "number"
        ) {
            throw new TypeError(
                "FakeTimers.install called with " +
                    String(config) +
                    " install requires an object parameter"
            );
        }

        // eslint-disable-next-line no-param-reassign
        config = typeof config !== "undefined" ? config : {};
        config.shouldAdvanceTime = config.shouldAdvanceTime || false;
        config.advanceTimeDelta = config.advanceTimeDelta || 20;

        var i, l;
        var target = config.target || _global;
        var clock = createClock(config.now, config.loopLimit);

        clock.uninstall = function() {
            return uninstall(clock, target, config);
        };

        clock.methods = config.toFake || [];

        if (clock.methods.length === 0) {
            // do not fake nextTick by default - GitHub#126
            clock.methods = keys(timers).filter(function(key) {
                return key !== "nextTick" && key !== "queueMicrotask";
            });
        }

        for (i = 0, l = clock.methods.length; i < l; i++) {
            if (clock.methods[i] === "hrtime") {
                if (
                    target.process &&
                    typeof target.process.hrtime === "function"
                ) {
                    hijackMethod(target.process, clock.methods[i], clock);
                }
            } else if (clock.methods[i] === "nextTick") {
                if (
                    target.process &&
                    typeof target.process.nextTick === "function"
                ) {
                    hijackMethod(target.process, clock.methods[i], clock);
                }
            } else {
                if (
                    clock.methods[i] === "setInterval" &&
                    config.shouldAdvanceTime === true
                ) {
                    var intervalTick = doIntervalTick.bind(
                        null,
                        clock,
                        config.advanceTimeDelta
                    );
                    var intervalId = target[clock.methods[i]](
                        intervalTick,
                        config.advanceTimeDelta
                    );
                    clock.attachedInterval = intervalId;
                }
                hijackMethod(target, clock.methods[i], clock);
            }
        }

        return clock;
    }

    return {
        timers: timers,
        createClock: createClock,
        install: install,
        withGlobal: withGlobal
    };
}

var defaultImplementation = withGlobal(globalObject);

exports.timers = defaultImplementation.timers;
exports.createClock = defaultImplementation.createClock;
exports.install = defaultImplementation.install;
exports.withGlobal = withGlobal;

},{"@sinonjs/commons":44,"util":107}],57:[function(require,module,exports){
"use strict";

var ARRAY_TYPES = [
    Array,
    Int8Array,
    Uint8Array,
    Uint8ClampedArray,
    Int16Array,
    Uint16Array,
    Int32Array,
    Uint32Array,
    Float32Array,
    Float64Array
];

module.exports = ARRAY_TYPES;

},{}],58:[function(require,module,exports){
"use strict";

var arrayProto = require("@sinonjs/commons").prototypes.array;
var deepEqual = require("./deep-equal").use(createMatcher); // eslint-disable-line no-use-before-define
var every = require("@sinonjs/commons").every;
var functionName = require("@sinonjs/commons").functionName;
var get = require("lodash.get");
var iterableToString = require("./iterable-to-string");
var objectProto = require("@sinonjs/commons").prototypes.object;
var typeOf = require("@sinonjs/commons").typeOf;
var valueToString = require("@sinonjs/commons").valueToString;

var assertMatcher = require("./create-matcher/assert-matcher");
var assertMethodExists = require("./create-matcher/assert-method-exists");
var assertType = require("./create-matcher/assert-type");
var isIterable = require("./create-matcher/is-iterable");
var isMatcher = require("./create-matcher/is-matcher");

var matcherPrototype = require("./create-matcher/matcher-prototype");

var arrayIndexOf = arrayProto.indexOf;
var some = arrayProto.some;

var hasOwnProperty = objectProto.hasOwnProperty;
var objectToString = objectProto.toString;

var TYPE_MAP = require("./create-matcher/type-map")(createMatcher); // eslint-disable-line no-use-before-define

/**
 * Creates a matcher object for the passed expectation
 *
 * @alias module:samsam.createMatcher
 * @param {*} expectation An expecttation
 * @param {string} message A message for the expectation
 * @returns {object} A matcher object
 */
function createMatcher(expectation, message) {
    var m = Object.create(matcherPrototype);
    var type = typeOf(expectation);

    if (message !== undefined && typeof message !== "string") {
        throw new TypeError("Message should be a string");
    }

    if (arguments.length > 2) {
        throw new TypeError(
            "Expected 1 or 2 arguments, received " + arguments.length
        );
    }

    if (type in TYPE_MAP) {
        TYPE_MAP[type](m, expectation, message);
    } else {
        m.test = function(actual) {
            return deepEqual(actual, expectation);
        };
    }

    if (!m.message) {
        m.message = "match(" + valueToString(expectation) + ")";
    }

    return m;
}

createMatcher.isMatcher = isMatcher;

createMatcher.any = createMatcher(function() {
    return true;
}, "any");

createMatcher.defined = createMatcher(function(actual) {
    return actual !== null && actual !== undefined;
}, "defined");

createMatcher.truthy = createMatcher(function(actual) {
    return Boolean(actual);
}, "truthy");

createMatcher.falsy = createMatcher(function(actual) {
    return !actual;
}, "falsy");

createMatcher.same = function(expectation) {
    return createMatcher(function(actual) {
        return expectation === actual;
    }, "same(" + valueToString(expectation) + ")");
};

createMatcher.in = function(arrayOfExpectations) {
    if (typeOf(arrayOfExpectations) !== "array") {
        throw new TypeError("array expected");
    }

    return createMatcher(function(actual) {
        return some(arrayOfExpectations, function(expectation) {
            return expectation === actual;
        });
    }, "in(" + valueToString(arrayOfExpectations) + ")");
};

createMatcher.typeOf = function(type) {
    assertType(type, "string", "type");
    return createMatcher(function(actual) {
        return typeOf(actual) === type;
    }, 'typeOf("' + type + '")');
};

createMatcher.instanceOf = function(type) {
    /* istanbul ignore if */
    if (
        typeof Symbol === "undefined" ||
        typeof Symbol.hasInstance === "undefined"
    ) {
        assertType(type, "function", "type");
    } else {
        assertMethodExists(
            type,
            Symbol.hasInstance,
            "type",
            "[Symbol.hasInstance]"
        );
    }
    return createMatcher(function(actual) {
        return actual instanceof type;
    }, "instanceOf(" + (functionName(type) || objectToString(type)) + ")");
};

/**
 * Creates a property matcher
 *
 * @private
 * @param {Function} propertyTest A function to test the property against a value
 * @param {string} messagePrefix A prefix to use for messages generated by the matcher
 * @returns {object} A matcher
 */
function createPropertyMatcher(propertyTest, messagePrefix) {
    return function(property, value) {
        assertType(property, "string", "property");
        var onlyProperty = arguments.length === 1;
        var message = messagePrefix + '("' + property + '"';
        if (!onlyProperty) {
            message += ", " + valueToString(value);
        }
        message += ")";
        return createMatcher(function(actual) {
            if (
                actual === undefined ||
                actual === null ||
                !propertyTest(actual, property)
            ) {
                return false;
            }
            return onlyProperty || deepEqual(actual[property], value);
        }, message);
    };
}

createMatcher.has = createPropertyMatcher(function(actual, property) {
    if (typeof actual === "object") {
        return property in actual;
    }
    return actual[property] !== undefined;
}, "has");

createMatcher.hasOwn = createPropertyMatcher(function(actual, property) {
    return hasOwnProperty(actual, property);
}, "hasOwn");

createMatcher.hasNested = function(property, value) {
    assertType(property, "string", "property");
    var onlyProperty = arguments.length === 1;
    var message = 'hasNested("' + property + '"';
    if (!onlyProperty) {
        message += ", " + valueToString(value);
    }
    message += ")";
    return createMatcher(function(actual) {
        if (
            actual === undefined ||
            actual === null ||
            get(actual, property) === undefined
        ) {
            return false;
        }
        return onlyProperty || deepEqual(get(actual, property), value);
    }, message);
};

var jsonParseResultTypes = {
    null: true,
    boolean: true,
    number: true,
    string: true,
    object: true,
    array: true
};
createMatcher.json = function(value) {
    if (!jsonParseResultTypes[typeOf(value)]) {
        throw new TypeError("Value cannot be the result of JSON.parse");
    }
    var message = "json(" + JSON.stringify(value, null, "  ") + ")";
    return createMatcher(function(actual) {
        var parsed;
        try {
            parsed = JSON.parse(actual);
        } catch (e) {
            return false;
        }
        return deepEqual(parsed, value);
    }, message);
};

createMatcher.every = function(predicate) {
    assertMatcher(predicate);

    return createMatcher(function(actual) {
        if (typeOf(actual) === "object") {
            return every(Object.keys(actual), function(key) {
                return predicate.test(actual[key]);
            });
        }

        return (
            isIterable(actual) &&
            every(actual, function(element) {
                return predicate.test(element);
            })
        );
    }, "every(" + predicate.message + ")");
};

createMatcher.some = function(predicate) {
    assertMatcher(predicate);

    return createMatcher(function(actual) {
        if (typeOf(actual) === "object") {
            return !every(Object.keys(actual), function(key) {
                return !predicate.test(actual[key]);
            });
        }

        return (
            isIterable(actual) &&
            !every(actual, function(element) {
                return !predicate.test(element);
            })
        );
    }, "some(" + predicate.message + ")");
};

createMatcher.array = createMatcher.typeOf("array");

createMatcher.array.deepEquals = function(expectation) {
    return createMatcher(function(actual) {
        // Comparing lengths is the fastest way to spot a difference before iterating through every item
        var sameLength = actual.length === expectation.length;
        return (
            typeOf(actual) === "array" &&
            sameLength &&
            every(actual, function(element, index) {
                var expected = expectation[index];
                return typeOf(expected) === "array" &&
                    typeOf(element) === "array"
                    ? createMatcher.array.deepEquals(expected).test(element)
                    : deepEqual(expected, element);
            })
        );
    }, "deepEquals([" + iterableToString(expectation) + "])");
};

createMatcher.array.startsWith = function(expectation) {
    return createMatcher(function(actual) {
        return (
            typeOf(actual) === "array" &&
            every(expectation, function(expectedElement, index) {
                return actual[index] === expectedElement;
            })
        );
    }, "startsWith([" + iterableToString(expectation) + "])");
};

createMatcher.array.endsWith = function(expectation) {
    return createMatcher(function(actual) {
        // This indicates the index in which we should start matching
        var offset = actual.length - expectation.length;

        return (
            typeOf(actual) === "array" &&
            every(expectation, function(expectedElement, index) {
                return actual[offset + index] === expectedElement;
            })
        );
    }, "endsWith([" + iterableToString(expectation) + "])");
};

createMatcher.array.contains = function(expectation) {
    return createMatcher(function(actual) {
        return (
            typeOf(actual) === "array" &&
            every(expectation, function(expectedElement) {
                return arrayIndexOf(actual, expectedElement) !== -1;
            })
        );
    }, "contains([" + iterableToString(expectation) + "])");
};

createMatcher.map = createMatcher.typeOf("map");

createMatcher.map.deepEquals = function mapDeepEquals(expectation) {
    return createMatcher(function(actual) {
        // Comparing lengths is the fastest way to spot a difference before iterating through every item
        var sameLength = actual.size === expectation.size;
        return (
            typeOf(actual) === "map" &&
            sameLength &&
            every(actual, function(element, key) {
                return expectation.has(key) && expectation.get(key) === element;
            })
        );
    }, "deepEquals(Map[" + iterableToString(expectation) + "])");
};

createMatcher.map.contains = function mapContains(expectation) {
    return createMatcher(function(actual) {
        return (
            typeOf(actual) === "map" &&
            every(expectation, function(element, key) {
                return actual.has(key) && actual.get(key) === element;
            })
        );
    }, "contains(Map[" + iterableToString(expectation) + "])");
};

createMatcher.set = createMatcher.typeOf("set");

createMatcher.set.deepEquals = function setDeepEquals(expectation) {
    return createMatcher(function(actual) {
        // Comparing lengths is the fastest way to spot a difference before iterating through every item
        var sameLength = actual.size === expectation.size;
        return (
            typeOf(actual) === "set" &&
            sameLength &&
            every(actual, function(element) {
                return expectation.has(element);
            })
        );
    }, "deepEquals(Set[" + iterableToString(expectation) + "])");
};

createMatcher.set.contains = function setContains(expectation) {
    return createMatcher(function(actual) {
        return (
            typeOf(actual) === "set" &&
            every(expectation, function(element) {
                return actual.has(element);
            })
        );
    }, "contains(Set[" + iterableToString(expectation) + "])");
};

createMatcher.bool = createMatcher.typeOf("boolean");
createMatcher.number = createMatcher.typeOf("number");
createMatcher.string = createMatcher.typeOf("string");
createMatcher.object = createMatcher.typeOf("object");
createMatcher.func = createMatcher.typeOf("function");
createMatcher.regexp = createMatcher.typeOf("regexp");
createMatcher.date = createMatcher.typeOf("date");
createMatcher.symbol = createMatcher.typeOf("symbol");

module.exports = createMatcher;

},{"./create-matcher/assert-matcher":59,"./create-matcher/assert-method-exists":60,"./create-matcher/assert-type":61,"./create-matcher/is-iterable":62,"./create-matcher/is-matcher":63,"./create-matcher/matcher-prototype":65,"./create-matcher/type-map":66,"./deep-equal":67,"./iterable-to-string":80,"@sinonjs/commons":44,"lodash.get":89}],59:[function(require,module,exports){
"use strict";

var isMatcher = require("./is-matcher");

/**
 * Throws a TypeError when `value` is not a matcher
 *
 * @private
 * @param {*} value The value to examine
 */
function assertMatcher(value) {
    if (!isMatcher(value)) {
        throw new TypeError("Matcher expected");
    }
}

module.exports = assertMatcher;

},{"./is-matcher":63}],60:[function(require,module,exports){
"use strict";

/**
 * Throws a TypeError when expected method doesn't exist
 *
 * @private
 * @param {*} value A value to examine
 * @param {string} method The name of the method to look for
 * @param {name} name A name to use for the error message
 * @param {string} methodPath The name of the method to use for error messages
 * @throws {TypeError} When the method doesn't exist
 */
function assertMethodExists(value, method, name, methodPath) {
    if (value[method] === null || value[method] === undefined) {
        throw new TypeError(
            "Expected " + name + " to have method " + methodPath
        );
    }
}

module.exports = assertMethodExists;

},{}],61:[function(require,module,exports){
"use strict";

var typeOf = require("@sinonjs/commons").typeOf;

/**
 * Ensures that value is of type
 *
 * @private
 * @param {*} value A value to examine
 * @param {string} type A basic JavaScript type to compare to, e.g. "object", "string"
 * @param {string} name A string to use for the error message
 * @throws {TypeError} If value is not of the expected type
 * @returns {undefined}
 */
function assertType(value, type, name) {
    var actual = typeOf(value);
    if (actual !== type) {
        throw new TypeError(
            "Expected type of " +
                name +
                " to be " +
                type +
                ", but was " +
                actual
        );
    }
}

module.exports = assertType;

},{"@sinonjs/commons":44}],62:[function(require,module,exports){
"use strict";

var typeOf = require("@sinonjs/commons").typeOf;

/**
 * Returns `true` for iterables
 *
 * @private
 * @param {*} value A value to examine
 * @returns {boolean} Returns `true` when `value` looks like an iterable
 */
function isIterable(value) {
    return Boolean(value) && typeOf(value.forEach) === "function";
}

module.exports = isIterable;

},{"@sinonjs/commons":44}],63:[function(require,module,exports){
"use strict";

var isPrototypeOf = require("@sinonjs/commons").prototypes.object.isPrototypeOf;

var matcherPrototype = require("./matcher-prototype");

/**
 * Returns `true` when `object` is a matcher
 *
 * @private
 * @param {*} object A value to examine
 * @returns {boolean} Returns `true` when `object` is a matcher
 */
function isMatcher(object) {
    return isPrototypeOf(matcherPrototype, object);
}

module.exports = isMatcher;

},{"./matcher-prototype":65,"@sinonjs/commons":44}],64:[function(require,module,exports){
"use strict";

var every = require("@sinonjs/commons").prototypes.array.every;
var concat = require("@sinonjs/commons").prototypes.array.concat;
var typeOf = require("@sinonjs/commons").typeOf;

var deepEqualFactory = require("../deep-equal").use;

var isMatcher = require("./is-matcher");

var keys = Object.keys;
var getOwnPropertySymbols = Object.getOwnPropertySymbols;

/**
 * Matches `actual` with `expectation`
 *
 * @private
 * @param {*} actual A value to examine
 * @param {object} expectation An object with properties to match on
 * @param {object} matcher A matcher to use for comparison
 * @returns {boolean} Returns true when `actual` matches all properties in `expectation`
 */
function matchObject(actual, expectation, matcher) {
    var deepEqual = deepEqualFactory(matcher);
    if (actual === null || actual === undefined) {
        return false;
    }

    var expectedKeys = keys(expectation);
    /* istanbul ignore else: cannot collect coverage for engine that doesn't support Symbol */
    if (typeOf(getOwnPropertySymbols) === "function") {
        expectedKeys = concat(expectedKeys, getOwnPropertySymbols(expectation));
    }

    return every(expectedKeys, function(key) {
        var exp = expectation[key];
        var act = actual[key];

        if (isMatcher(exp)) {
            if (!exp.test(act)) {
                return false;
            }
        } else if (typeOf(exp) === "object") {
            if (!matchObject(act, exp, matcher)) {
                return false;
            }
        } else if (!deepEqual(act, exp)) {
            return false;
        }

        return true;
    });
}

module.exports = matchObject;

},{"../deep-equal":67,"./is-matcher":63,"@sinonjs/commons":44}],65:[function(require,module,exports){
"use strict";

var matcherPrototype = {
    toString: function() {
        return this.message;
    }
};

matcherPrototype.or = function(valueOrMatcher) {
    var createMatcher = require("../create-matcher");
    var isMatcher = createMatcher.isMatcher;

    if (!arguments.length) {
        throw new TypeError("Matcher expected");
    }

    var m2 = isMatcher(valueOrMatcher)
        ? valueOrMatcher
        : createMatcher(valueOrMatcher);
    var m1 = this;
    var or = Object.create(matcherPrototype);
    or.test = function(actual) {
        return m1.test(actual) || m2.test(actual);
    };
    or.message = m1.message + ".or(" + m2.message + ")";
    return or;
};

matcherPrototype.and = function(valueOrMatcher) {
    var createMatcher = require("../create-matcher");
    var isMatcher = createMatcher.isMatcher;

    if (!arguments.length) {
        throw new TypeError("Matcher expected");
    }

    var m2 = isMatcher(valueOrMatcher)
        ? valueOrMatcher
        : createMatcher(valueOrMatcher);
    var m1 = this;
    var and = Object.create(matcherPrototype);
    and.test = function(actual) {
        return m1.test(actual) && m2.test(actual);
    };
    and.message = m1.message + ".and(" + m2.message + ")";
    return and;
};

module.exports = matcherPrototype;

},{"../create-matcher":58}],66:[function(require,module,exports){
"use strict";

var functionName = require("@sinonjs/commons").functionName;
var join = require("@sinonjs/commons").prototypes.array.join;
var map = require("@sinonjs/commons").prototypes.array.map;
var stringIndexOf = require("@sinonjs/commons").prototypes.string.indexOf;
var valueToString = require("@sinonjs/commons").valueToString;

var matchObject = require("./match-object");

var createTypeMap = function(match) {
    return {
        function: function(m, expectation, message) {
            m.test = expectation;
            m.message = message || "match(" + functionName(expectation) + ")";
        },
        number: function(m, expectation) {
            m.test = function(actual) {
                // we need type coercion here
                return expectation == actual; // eslint-disable-line eqeqeq
            };
        },
        object: function(m, expectation) {
            var array = [];

            if (typeof expectation.test === "function") {
                m.test = function(actual) {
                    return expectation.test(actual) === true;
                };
                m.message = "match(" + functionName(expectation.test) + ")";
                return m;
            }

            array = map(Object.keys(expectation), function(key) {
                return key + ": " + valueToString(expectation[key]);
            });

            m.test = function(actual) {
                return matchObject(actual, expectation, match);
            };
            m.message = "match(" + join(array, ", ") + ")";

            return m;
        },
        regexp: function(m, expectation) {
            m.test = function(actual) {
                return typeof actual === "string" && expectation.test(actual);
            };
        },
        string: function(m, expectation) {
            m.test = function(actual) {
                return (
                    typeof actual === "string" &&
                    stringIndexOf(actual, expectation) !== -1
                );
            };
            m.message = 'match("' + expectation + '")';
        }
    };
};

module.exports = createTypeMap;

},{"./match-object":64,"@sinonjs/commons":44}],67:[function(require,module,exports){
"use strict";

var valueToString = require("@sinonjs/commons").valueToString;
var className = require("@sinonjs/commons").className;
var typeOf = require("@sinonjs/commons").typeOf;
var arrayProto = require("@sinonjs/commons").prototypes.array;
var objectProto = require("@sinonjs/commons").prototypes.object;
var mapForEach = require("@sinonjs/commons").prototypes.map.forEach;

var getClass = require("./get-class");
var identical = require("./identical");
var isArguments = require("./is-arguments");
var isDate = require("./is-date");
var isElement = require("./is-element");
var isMap = require("./is-map");
var isNaN = require("./is-nan");
var isObject = require("./is-object");
var isSet = require("./is-set");
var isSubset = require("./is-subset");

var concat = arrayProto.concat;
var every = arrayProto.every;
var push = arrayProto.push;

var getTime = Date.prototype.getTime;
var hasOwnProperty = objectProto.hasOwnProperty;
var indexOf = arrayProto.indexOf;
var keys = Object.keys;
var getOwnPropertySymbols = Object.getOwnPropertySymbols;

/**
 * Deep equal comparison. Two values are "deep equal" when:
 *
 *   - They are equal, according to samsam.identical
 *   - They are both date objects representing the same time
 *   - They are both arrays containing elements that are all deepEqual
 *   - They are objects with the same set of properties, and each property
 *     in ``actual`` is deepEqual to the corresponding property in ``expectation``
 *
 * Supports cyclic objects.
 *
 * @alias module:samsam.deepEqual
 * @param {*} actual The object to examine
 * @param {*} expectation The object actual is expected to be equal to
 * @param {object} match A value to match on
 * @returns {boolean} Returns true when actual and expectation are considered equal
 */
function deepEqualCyclic(actual, expectation, match) {
    // used for cyclic comparison
    // contain already visited objects
    var actualObjects = [];
    var expectationObjects = [];
    // contain pathes (position in the object structure)
    // of the already visited objects
    // indexes same as in objects arrays
    var actualPaths = [];
    var expectationPaths = [];
    // contains combinations of already compared objects
    // in the manner: { "$1['ref']$2['ref']": true }
    var compared = {};

    // does the recursion for the deep equal check
    // eslint-disable-next-line complexity
    return (function deepEqual(
        actualObj,
        expectationObj,
        actualPath,
        expectationPath
    ) {
        // If both are matchers they must be the same instance in order to be
        // considered equal If we didn't do that we would end up running one
        // matcher against the other
        if (match && match.isMatcher(expectationObj)) {
            if (match.isMatcher(actualObj)) {
                return actualObj === expectationObj;
            }
            return expectationObj.test(actualObj);
        }

        var actualType = typeof actualObj;
        var expectationType = typeof expectationObj;

        if (
            actualObj === expectationObj ||
            isNaN(actualObj) ||
            isNaN(expectationObj) ||
            actualObj === null ||
            expectationObj === null ||
            actualObj === undefined ||
            expectationObj === undefined ||
            actualType !== "object" ||
            expectationType !== "object"
        ) {
            return identical(actualObj, expectationObj);
        }

        // Elements are only equal if identical(expected, actual)
        if (isElement(actualObj) || isElement(expectationObj)) {
            return false;
        }

        var isActualDate = isDate(actualObj);
        var isExpectationDate = isDate(expectationObj);
        if (isActualDate || isExpectationDate) {
            if (
                !isActualDate ||
                !isExpectationDate ||
                getTime.call(actualObj) !== getTime.call(expectationObj)
            ) {
                return false;
            }
        }

        if (actualObj instanceof RegExp && expectationObj instanceof RegExp) {
            if (valueToString(actualObj) !== valueToString(expectationObj)) {
                return false;
            }
        }

        if (actualObj instanceof Error && expectationObj instanceof Error) {
            return actualObj === expectationObj;
        }

        var actualClass = getClass(actualObj);
        var expectationClass = getClass(expectationObj);
        var actualKeys = keys(actualObj);
        var expectationKeys = keys(expectationObj);
        var actualName = className(actualObj);
        var expectationName = className(expectationObj);
        var expectationSymbols =
            typeOf(getOwnPropertySymbols) === "function"
                ? getOwnPropertySymbols(expectationObj)
                : /* istanbul ignore next: cannot collect coverage for engine that doesn't support Symbol */
                  [];
        var expectationKeysAndSymbols = concat(
            expectationKeys,
            expectationSymbols
        );

        if (isArguments(actualObj) || isArguments(expectationObj)) {
            if (actualObj.length !== expectationObj.length) {
                return false;
            }
        } else {
            if (
                actualType !== expectationType ||
                actualClass !== expectationClass ||
                actualKeys.length !== expectationKeys.length ||
                (actualName &&
                    expectationName &&
                    actualName !== expectationName)
            ) {
                return false;
            }
        }

        if (isSet(actualObj) || isSet(expectationObj)) {
            if (
                !isSet(actualObj) ||
                !isSet(expectationObj) ||
                actualObj.size !== expectationObj.size
            ) {
                return false;
            }

            return isSubset(actualObj, expectationObj, deepEqual);
        }

        if (isMap(actualObj) || isMap(expectationObj)) {
            if (
                !isMap(actualObj) ||
                !isMap(expectationObj) ||
                actualObj.size !== expectationObj.size
            ) {
                return false;
            }

            var mapsDeeplyEqual = true;
            mapForEach(actualObj, function(value, key) {
                mapsDeeplyEqual =
                    mapsDeeplyEqual &&
                    deepEqualCyclic(value, expectationObj.get(key));
            });

            return mapsDeeplyEqual;
        }

        return every(expectationKeysAndSymbols, function(key) {
            if (!hasOwnProperty(actualObj, key)) {
                return false;
            }

            var actualValue = actualObj[key];
            var expectationValue = expectationObj[key];
            var actualObject = isObject(actualValue);
            var expectationObject = isObject(expectationValue);
            // determines, if the objects were already visited
            // (it's faster to check for isObject first, than to
            // get -1 from getIndex for non objects)
            var actualIndex = actualObject
                ? indexOf(actualObjects, actualValue)
                : -1;
            var expectationIndex = expectationObject
                ? indexOf(expectationObjects, expectationValue)
                : -1;
            // determines the new paths of the objects
            // - for non cyclic objects the current path will be extended
            //   by current property name
            // - for cyclic objects the stored path is taken
            var newActualPath =
                actualIndex !== -1
                    ? actualPaths[actualIndex]
                    : actualPath + "[" + JSON.stringify(key) + "]";
            var newExpectationPath =
                expectationIndex !== -1
                    ? expectationPaths[expectationIndex]
                    : expectationPath + "[" + JSON.stringify(key) + "]";
            var combinedPath = newActualPath + newExpectationPath;

            // stop recursion if current objects are already compared
            if (compared[combinedPath]) {
                return true;
            }

            // remember the current objects and their paths
            if (actualIndex === -1 && actualObject) {
                push(actualObjects, actualValue);
                push(actualPaths, newActualPath);
            }
            if (expectationIndex === -1 && expectationObject) {
                push(expectationObjects, expectationValue);
                push(expectationPaths, newExpectationPath);
            }

            // remember that the current objects are already compared
            if (actualObject && expectationObject) {
                compared[combinedPath] = true;
            }

            // End of cyclic logic

            // neither actualValue nor expectationValue is a cycle
            // continue with next level
            return deepEqual(
                actualValue,
                expectationValue,
                newActualPath,
                newExpectationPath
            );
        });
    })(actual, expectation, "$1", "$2");
}

deepEqualCyclic.use = function(match) {
    return function deepEqual(a, b) {
        return deepEqualCyclic(a, b, match);
    };
};

module.exports = deepEqualCyclic;

},{"./get-class":68,"./identical":69,"./is-arguments":70,"./is-date":72,"./is-element":73,"./is-map":74,"./is-nan":75,"./is-object":77,"./is-set":78,"./is-subset":79,"@sinonjs/commons":44}],68:[function(require,module,exports){
"use strict";

var toString = require("@sinonjs/commons").prototypes.object.toString;

/**
 * Returns the internal `Class` by calling `Object.prototype.toString`
 * with the provided value as `this`. Return value is a `String`, naming the
 * internal class, e.g. "Array"
 *
 * @private
 * @param  {*} value - Any value
 * @returns {string} - A string representation of the `Class` of `value`
 */
function getClass(value) {
    return toString(value).split(/[ \]]/)[1];
}

module.exports = getClass;

},{"@sinonjs/commons":44}],69:[function(require,module,exports){
"use strict";

var isNaN = require("./is-nan");
var isNegZero = require("./is-neg-zero");

/**
 * Strict equality check according to EcmaScript Harmony's `egal`.
 *
 * **From the Harmony wiki:**
 * > An `egal` function simply makes available the internal `SameValue` function
 * > from section 9.12 of the ES5 spec. If two values are egal, then they are not
 * > observably distinguishable.
 *
 * `identical` returns `true` when `===` is `true`, except for `-0` and
 * `+0`, where it returns `false`. Additionally, it returns `true` when
 * `NaN` is compared to itself.
 *
 * @alias module:samsam.identical
 * @param {*} obj1 The first value to compare
 * @param {*} obj2 The second value to compare
 * @returns {boolean} Returns `true` when the objects are *egal*, `false` otherwise
 */
function identical(obj1, obj2) {
    if (obj1 === obj2 || (isNaN(obj1) && isNaN(obj2))) {
        return obj1 !== 0 || isNegZero(obj1) === isNegZero(obj2);
    }

    return false;
}

module.exports = identical;

},{"./is-nan":75,"./is-neg-zero":76}],70:[function(require,module,exports){
"use strict";

var getClass = require("./get-class");

/**
 * Returns `true` when `object` is an `arguments` object, `false` otherwise
 *
 * @alias module:samsam.isArguments
 * @param  {*}  object - The object to examine
 * @returns {boolean} `true` when `object` is an `arguments` object
 */
function isArguments(object) {
    return getClass(object) === "Arguments";
}

module.exports = isArguments;

},{"./get-class":68}],71:[function(require,module,exports){
"use strict";

var functionName = require("@sinonjs/commons").functionName;
var indexOf = require("@sinonjs/commons").prototypes.array.indexOf;
var map = require("@sinonjs/commons").prototypes.array.map;
var ARRAY_TYPES = require("./array-types");
var type = require("type-detect");

/**
 * Returns `true` when `object` is an array type, `false` otherwise
 *
 * @param  {*}  object - The object to examine
 * @returns {boolean} `true` when `object` is an array type
 * @private
 */
function isArrayType(object) {
    return indexOf(map(ARRAY_TYPES, functionName), type(object)) !== -1;
}

module.exports = isArrayType;

},{"./array-types":57,"@sinonjs/commons":44,"type-detect":104}],72:[function(require,module,exports){
"use strict";

/**
 * Returns `true` when `value` is an instance of Date
 *
 * @private
 * @param  {Date}  value The value to examine
 * @returns {boolean}     `true` when `value` is an instance of Date
 */
function isDate(value) {
    return value instanceof Date;
}

module.exports = isDate;

},{}],73:[function(require,module,exports){
"use strict";

var div = typeof document !== "undefined" && document.createElement("div");

/**
 * Returns `true` when `object` is a DOM element node.
 *
 * Unlike Underscore.js/lodash, this function will return `false` if `object`
 * is an *element-like* object, i.e. a regular object with a `nodeType`
 * property that holds the value `1`.
 *
 * @alias module:samsam.isElement
 * @param {object} object The object to examine
 * @returns {boolean} Returns `true` for DOM element nodes
 */
function isElement(object) {
    if (!object || object.nodeType !== 1 || !div) {
        return false;
    }
    try {
        object.appendChild(div);
        object.removeChild(div);
    } catch (e) {
        return false;
    }
    return true;
}

module.exports = isElement;

},{}],74:[function(require,module,exports){
"use strict";

/**
 * Returns `true` when `value` is a Map
 *
 * @param {*} value A value to examine
 * @returns {boolean} `true` when `value` is an instance of `Map`, `false` otherwise
 * @private
 */
function isMap(value) {
    return typeof Map !== "undefined" && value instanceof Map;
}

module.exports = isMap;

},{}],75:[function(require,module,exports){
"use strict";

/**
 * Compares a `value` to `NaN`
 *
 * @private
 * @param {*} value A value to examine
 * @returns {boolean} Returns `true` when `value` is `NaN`
 */
function isNaN(value) {
    // Unlike global `isNaN`, this function avoids type coercion
    // `typeof` check avoids IE host object issues, hat tip to
    // lodash

    // eslint-disable-next-line no-self-compare
    return typeof value === "number" && value !== value;
}

module.exports = isNaN;

},{}],76:[function(require,module,exports){
"use strict";

/**
 * Returns `true` when `value` is `-0`
 *
 * @alias module:samsam.isNegZero
 * @param {*} value A value to examine
 * @returns {boolean} Returns `true` when `value` is `-0`
 */
function isNegZero(value) {
    return value === 0 && 1 / value === -Infinity;
}

module.exports = isNegZero;

},{}],77:[function(require,module,exports){
"use strict";

/**
 * Returns `true` when the value is a regular Object and not a specialized Object
 *
 * This helps speed up deepEqual cyclic checks
 *
 * The premise is that only Objects are stored in the visited array.
 * So if this function returns false, we don't have to do the
 * expensive operation of searching for the value in the the array of already
 * visited objects
 *
 * @private
 * @param  {object}   value The object to examine
 * @returns {boolean}       `true` when the object is a non-specialised object
 */
function isObject(value) {
    return (
        typeof value === "object" &&
        value !== null &&
        // none of these are collection objects, so we can return false
        !(value instanceof Boolean) &&
        !(value instanceof Date) &&
        !(value instanceof Error) &&
        !(value instanceof Number) &&
        !(value instanceof RegExp) &&
        !(value instanceof String)
    );
}

module.exports = isObject;

},{}],78:[function(require,module,exports){
"use strict";

/**
 * Returns `true` when the argument is an instance of Set, `false` otherwise
 *
 * @alias module:samsam.isSet
 * @param  {*}  val - A value to examine
 * @returns {boolean} Returns `true` when the argument is an instance of Set, `false` otherwise
 */
function isSet(val) {
    return (typeof Set !== "undefined" && val instanceof Set) || false;
}

module.exports = isSet;

},{}],79:[function(require,module,exports){
"use strict";

var forEach = require("@sinonjs/commons").prototypes.set.forEach;

/**
 * Returns `true` when `s1` is a subset of `s2`, `false` otherwise
 *
 * @private
 * @param  {Array|Set}  s1      The target value
 * @param  {Array|Set}  s2      The containing value
 * @param  {Function}  compare A comparison function, should return `true` when
 *                             values are considered equal
 * @returns {boolean} Returns `true` when `s1` is a subset of `s2`, `false`` otherwise
 */
function isSubset(s1, s2, compare) {
    var allContained = true;
    forEach(s1, function(v1) {
        var includes = false;
        forEach(s2, function(v2) {
            if (compare(v2, v1)) {
                includes = true;
            }
        });
        allContained = allContained && includes;
    });

    return allContained;
}

module.exports = isSubset;

},{"@sinonjs/commons":44}],80:[function(require,module,exports){
"use strict";

var slice = require("@sinonjs/commons").prototypes.string.slice;
var typeOf = require("@sinonjs/commons").typeOf;
var valueToString = require("@sinonjs/commons").valueToString;

/**
 * Creates a string represenation of an iterable object
 *
 * @private
 * @param   {object} obj The iterable object to stringify
 * @returns {string}     A string representation
 */
function iterableToString(obj) {
    if (typeOf(obj) === "map") {
        return mapToString(obj);
    }

    return genericIterableToString(obj);
}

/**
 * Creates a string representation of a Map
 *
 * @private
 * @param   {Map} map    The map to stringify
 * @returns {string}     A string representation
 */
function mapToString(map) {
    var representation = "";

    // eslint-disable-next-line @sinonjs/no-prototype-methods/no-prototype-methods
    map.forEach(function(value, key) {
        representation += "[" + stringify(key) + "," + stringify(value) + "],";
    });

    representation = slice(representation, 0, -1);
    return representation;
}

/**
 * Create a string represenation for an iterable
 *
 * @private
 * @param   {object} iterable The iterable to stringify
 * @returns {string}          A string representation
 */
function genericIterableToString(iterable) {
    var representation = "";

    // eslint-disable-next-line @sinonjs/no-prototype-methods/no-prototype-methods
    iterable.forEach(function(value) {
        representation += stringify(value) + ",";
    });

    representation = slice(representation, 0, -1);
    return representation;
}

/**
 * Creates a string representation of the passed `item`
 *
 * @private
 * @param  {object} item The item to stringify
 * @returns {string}      A string representation of `item`
 */
function stringify(item) {
    return typeof item === "string" ? "'" + item + "'" : valueToString(item);
}

module.exports = iterableToString;

},{"@sinonjs/commons":44}],81:[function(require,module,exports){
"use strict";

var valueToString = require("@sinonjs/commons").valueToString;
var indexOf = require("@sinonjs/commons").prototypes.string.indexOf;
var forEach = require("@sinonjs/commons").prototypes.array.forEach;
var type = require("type-detect");

var engineCanCompareMaps = typeof Array.from === "function";
var deepEqual = require("./deep-equal").use(match); // eslint-disable-line no-use-before-define
var isArrayType = require("./is-array-type");
var isSubset = require("./is-subset");
var createMatcher = require("./create-matcher");

/**
 * Returns true when `array` contains all of `subset` as defined by the `compare`
 * argument
 *
 * @param  {Array} array   An array to search for a subset
 * @param  {Array} subset  The subset to find in the array
 * @param  {Function} compare A comparison function
 * @returns {boolean}         [description]
 * @private
 */
function arrayContains(array, subset, compare) {
    if (subset.length === 0) {
        return true;
    }
    var i, l, j, k;
    for (i = 0, l = array.length; i < l; ++i) {
        if (compare(array[i], subset[0])) {
            for (j = 0, k = subset.length; j < k; ++j) {
                if (i + j >= l) {
                    return false;
                }
                if (!compare(array[i + j], subset[j])) {
                    return false;
                }
            }
            return true;
        }
    }
    return false;
}

/* eslint-disable complexity */
/**
 * Matches an object with a matcher (or value)
 *
 * @alias module:samsam.match
 * @param {object} object The object candidate to match
 * @param {object} matcherOrValue A matcher or value to match against
 * @returns {boolean} true when `object` matches `matcherOrValue`
 */
function match(object, matcherOrValue) {
    if (matcherOrValue && typeof matcherOrValue.test === "function") {
        return matcherOrValue.test(object);
    }

    switch (type(matcherOrValue)) {
        case "bigint":
        case "boolean":
        case "number":
        case "symbol":
            return matcherOrValue === object;
        case "function":
            return matcherOrValue(object) === true;
        case "string":
            var notNull = typeof object === "string" || Boolean(object);
            return (
                notNull &&
                indexOf(
                    valueToString(object).toLowerCase(),
                    matcherOrValue.toLowerCase()
                ) >= 0
            );
        case "null":
            return object === null;
        case "undefined":
            return typeof object === "undefined";
        case "Date":
            /* istanbul ignore else */
            if (type(object) === "Date") {
                return object.getTime() === matcherOrValue.getTime();
            }
            /* istanbul ignore next: this is basically the rest of the function, which is covered */
            break;
        case "Array":
        case "Int8Array":
        case "Uint8Array":
        case "Uint8ClampedArray":
        case "Int16Array":
        case "Uint16Array":
        case "Int32Array":
        case "Uint32Array":
        case "Float32Array":
        case "Float64Array":
            return (
                isArrayType(matcherOrValue) &&
                arrayContains(object, matcherOrValue, match)
            );
        case "Map":
            /* istanbul ignore next: this is covered by a test, that is only run in IE, but we collect coverage information in node*/
            if (!engineCanCompareMaps) {
                throw new Error(
                    "The JavaScript engine does not support Array.from and cannot reliably do value comparison of Map instances"
                );
            }

            return (
                type(object) === "Map" &&
                arrayContains(
                    Array.from(object),
                    Array.from(matcherOrValue),
                    match
                )
            );
        default:
            break;
    }

    switch (type(object)) {
        case "null":
            return false;
        case "Set":
            return isSubset(matcherOrValue, object, match);
        default:
            break;
    }

    /* istanbul ignore else */
    if (matcherOrValue && typeof matcherOrValue === "object") {
        if (matcherOrValue === object) {
            return true;
        }
        if (typeof object !== "object") {
            return false;
        }
        var prop;
        // eslint-disable-next-line guard-for-in
        for (prop in matcherOrValue) {
            var value = object[prop];
            if (
                typeof value === "undefined" &&
                typeof object.getAttribute === "function"
            ) {
                value = object.getAttribute(prop);
            }
            if (
                matcherOrValue[prop] === null ||
                typeof matcherOrValue[prop] === "undefined"
            ) {
                if (value !== matcherOrValue[prop]) {
                    return false;
                }
            } else if (
                typeof value === "undefined" ||
                !deepEqual(value, matcherOrValue[prop])
            ) {
                return false;
            }
        }
        return true;
    }

    /* istanbul ignore next */
    throw new Error("Matcher was an unknown or unsupported type");
}
/* eslint-enable complexity */

forEach(Object.keys(createMatcher), function(key) {
    match[key] = createMatcher[key];
});

module.exports = match;

},{"./create-matcher":58,"./deep-equal":67,"./is-array-type":71,"./is-subset":79,"@sinonjs/commons":44,"type-detect":104}],82:[function(require,module,exports){
"use strict";

/**
 * @module samsam
 */
var identical = require("./identical");
var isArguments = require("./is-arguments");
var isElement = require("./is-element");
var isNegZero = require("./is-neg-zero");
var isSet = require("./is-set");
var isMap = require("./is-map");
var match = require("./match");
var deepEqualCyclic = require("./deep-equal").use(match);
var createMatcher = require("./create-matcher");

module.exports = {
    createMatcher: createMatcher,
    deepEqual: deepEqualCyclic,
    identical: identical,
    isArguments: isArguments,
    isElement: isElement,
    isMap: isMap,
    isNegZero: isNegZero,
    isSet: isSet,
    match: match
};

},{"./create-matcher":58,"./deep-equal":67,"./identical":69,"./is-arguments":70,"./is-element":73,"./is-map":74,"./is-neg-zero":76,"./is-set":78,"./match":81}],83:[function(require,module,exports){
// This is free and unencumbered software released into the public domain.
// See LICENSE.md for more information.

var encoding = require("./lib/encoding.js");

module.exports = {
  TextEncoder: encoding.TextEncoder,
  TextDecoder: encoding.TextDecoder,
};

},{"./lib/encoding.js":85}],84:[function(require,module,exports){
(function(global) {
  'use strict';

  if (typeof module !== "undefined" && module.exports) {
    module.exports = global;
  }

  global["encoding-indexes"] =
{
  "big5":[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null, … [Строка слишком длинная. Вы можете скачать файл]
  "euc-kr":[44034,44035,44037,44038,44043,44044,44045,44046,44047,44056,44062,44063,44065,44066,44067,44069,44070,44071,44072,44073,44074,44075,44078,44082,44083,44084,null,null,null,null,null,null,44 … [Строка слишком длинная. Вы можете скачать файл]
  "gb18030":[19970,19972,19973,19974,19983,19986,19991,19999,20000,20001,20003,20006,20009,20014,20015,20017,20019,20021,20023,20028,20032,20033,20034,20036,20038,20042,20049,20053,20055,20058,20059,2 … [Строка слишком длинная. Вы можете скачать файл]
  "gb18030-ranges":[[0,128],[36,165],[38,169],[45,178],[50,184],[81,216],[89,226],[95,235],[96,238],[100,244],[103,248],[104,251],[105,253],[109,258],[126,276],[133,284],[148,300],[172,325],[175,329],[179,334],[208,364],[306,463],[307,465],[308,467],[309,469],[310,471],[311,473],[312,475],[313,477],[341,506],[428,594],[443,610],[544,712],[545,716],[558,730],[741,930],[742,938],[749,962],[750,970],[805,1026],[819,1104],[820,1106],[7922,8209],[7924,8215],[7925,8218],[7927,8222],[7934,8231],[7943,8241],[7944,8244],[7945,8246],[7950,8252],[8062,8365],[8148,8452],[8149,8454],[8152,8458],[8164,8471],[8174,8482],[8236,8556],[8240,8570],[8262,8596],[8264,8602],[8374,8713],[8380,8720],[8381,8722],[8384,8726],[8388,8731],[8390,8737],[8392,8740],[8393,8742],[8394,8748],[8396,8751],[8401,8760],[8406,8766],[8416,8777],[8419,8781],[8424,8787],[8437,8802],[8439,8808],[8445,8816],[8482,8854],[8485,8858],[8496,8870],[8521,8896],[8603,8979],[8936,9322],[8946,9372],[9046,9548],[9050,9588],[9063,9616],[9066,9622],[9076,9634],[9092,9652],[9100,9662],[9108,9672],[9111,9676],[9113,9680],[9131,9702],[9162,9735],[9164,9738],[9218,9793],[9219,9795],[11329,11906],[11331,11909],[11334,11913],[11336,11917],[11346,11928],[11361,11944],[11363,11947],[11366,11951],[11370,11956],[11372,11960],[11375,11964],[11389,11979],[11682,12284],[11686,12292],[11687,12312],[11692,12319],[11694,12330],[11714,12351],[11716,12436],[11723,12447],[11725,12535],[11730,12543],[11736,12586],[11982,12842],[11989,12850],[12102,12964],[12336,13200],[12348,13215],[12350,13218],[12384,13253],[12393,13263],[12395,13267],[12397,13270],[12510,13384],[12553,13428],[12851,13727],[12962,13839],[12973,13851],[13738,14617],[13823,14703],[13919,14801],[13933,14816],[14080,14964],[14298,15183],[14585,15471],[14698,15585],[15583,16471],[15847,16736],[16318,17208],[16434,17325],[16438,17330],[16481,17374],[16729,17623],[17102,17997],[17122,18018],[17315,18212],[17320,18218],[17402,18301],[17418,18318],[17859,18760],[17909,18811],[17911,18814],[17915,18820],[17916,18823],[17936,18844],[17939,18848],[17961,18872],[18664,19576],[18703,19620],[18814,19738],[18962,19887],[19043,40870],[33469,59244],[33470,59336],[33471,59367],[33484,59413],[33485,59417],[33490,59423],[33497,59431],[33501,59437],[33505,59443],[33513,59452],[33520,59460],[33536,59478],[33550,59493],[37845,63789],[37921,63866],[37948,63894],[38029,63976],[38038,63986],[38064,64016],[38065,64018],[38066,64021],[38069,64025],[38075,64034],[38076,64037],[38078,64042],[39108,65074],[39109,65093],[39113,65107],[39114,65112],[39115,65127],[39116,65132],[39265,65375],[39394,65510],[189000,65536]],
  "jis0208":[12288,12289,12290,65292,65294,12539,65306,65307,65311,65281,12443,12444,180,65344,168,65342,65507,65343,12541,12542,12445,12446,12291,20189,12293,12294,12295,12540,8213,8208,65295,65340,6 … [Строка слишком длинная. Вы можете скачать файл]
  "jis0212":[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,nu … [Строка слишком длинная. Вы можете скачать файл]
  "ibm866":[1040,1041,1042,1043,1044,1045,1046,1047,1048,1049,1050,1051,1052,1053,1054,1055,1056,1057,1058,1059,1060,1061,1062,1063,1064,1065,1066,1067,1068,1069,1070,1071,1072,1073,1074,1075,1076,1077,1078,1079,1080,1081,1082,1083,1084,1085,1086,1087,9617,9618,9619,9474,9508,9569,9570,9558,9557,9571,9553,9559,9565,9564,9563,9488,9492,9524,9516,9500,9472,9532,9566,9567,9562,9556,9577,9574,9568,9552,9580,9575,9576,9572,9573,9561,9560,9554,9555,9579,9578,9496,9484,9608,9604,9612,9616,9600,1088,1089,1090,1091,1092,1093,1094,1095,1096,1097,1098,1099,1100,1101,1102,1103,1025,1105,1028,1108,1031,1111,1038,1118,176,8729,183,8730,8470,164,9632,160],
  "iso-8859-2":[128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,160,260,728,321,164,317,346,167,168,352,350,356,377,173,381,379,176,261,731,322,180,318,347,711,184,353,351,357,378,733,382,380,340,193,194,258,196,313,262,199,268,201,280,203,282,205,206,270,272,323,327,211,212,336,214,215,344,366,218,368,220,221,354,223,341,225,226,259,228,314,263,231,269,233,281,235,283,237,238,271,273,324,328,243,244,337,246,247,345,367,250,369,252,253,355,729],
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  "windows-1251":[1026,1027,8218,1107,8222,8230,8224,8225,8364,8240,1033,8249,1034,1036,1035,1039,1106,8216,8217,8220,8221,8226,8211,8212,152,8482,1113,8250,1114,1116,1115,1119,160,1038,1118,1032,164,1168,166,167,1025,169,1028,171,172,173,174,1031,176,177,1030,1110,1169,181,182,183,1105,8470,1108,187,1112,1029,1109,1111,1040,1041,1042,1043,1044,1045,1046,1047,1048,1049,1050,1051,1052,1053,1054,1055,1056,1057,1058,1059,1060,1061,1062,1063,1064,1065,1066,1067,1068,1069,1070,1071,1072,1073,1074,1075,1076,1077,1078,1079,1080,1081,1082,1083,1084,1085,1086,1087,1088,1089,1090,1091,1092,1093,1094,1095,1096,1097,1098,1099,1100,1101,1102,1103],
  "windows-1252":[8364,129,8218,402,8222,8230,8224,8225,710,8240,352,8249,338,141,381,143,144,8216,8217,8220,8221,8226,8211,8212,732,8482,353,8250,339,157,382,376,160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241,242,243,244,245,246,247,248,249,250,251,252,253,254,255],
  "windows-1253":[8364,129,8218,402,8222,8230,8224,8225,136,8240,138,8249,140,141,142,143,144,8216,8217,8220,8221,8226,8211,8212,152,8482,154,8250,156,157,158,159,160,901,902,163,164,165,166,167,168,169,null,171,172,173,174,8213,176,177,178,179,900,181,182,183,904,905,906,187,908,189,910,911,912,913,914,915,916,917,918,919,920,921,922,923,924,925,926,927,928,929,null,931,932,933,934,935,936,937,938,939,940,941,942,943,944,945,946,947,948,949,950,951,952,953,954,955,956,957,958,959,960,961,962,963,964,965,966,967,968,969,970,971,972,973,974,null],
  "windows-1254":[8364,129,8218,402,8222,8230,8224,8225,710,8240,352,8249,338,141,142,143,144,8216,8217,8220,8221,8226,8211,8212,732,8482,353,8250,339,157,158,376,160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,286,209,210,211,212,213,214,215,216,217,218,219,220,304,350,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,287,241,242,243,244,245,246,247,248,249,250,251,252,305,351,255],
  "windows-1255":[8364,129,8218,402,8222,8230,8224,8225,710,8240,138,8249,140,141,142,143,144,8216,8217,8220,8221,8226,8211,8212,732,8482,154,8250,156,157,158,159,160,161,162,163,8362,165,166,167,168,169,215,171,172,173,174,175,176,177,178,179,180,181,182,183,184,185,247,187,188,189,190,191,1456,1457,1458,1459,1460,1461,1462,1463,1464,1465,1466,1467,1468,1469,1470,1471,1472,1473,1474,1475,1520,1521,1522,1523,1524,null,null,null,null,null,null,null,1488,1489,1490,1491,1492,1493,1494,1495,1496,1497,1498,1499,1500,1501,1502,1503,1504,1505,1506,1507,1508,1509,1510,1511,1512,1513,1514,null,null,8206,8207,null],
  "windows-1256":[8364,1662,8218,402,8222,8230,8224,8225,710,8240,1657,8249,338,1670,1688,1672,1711,8216,8217,8220,8221,8226,8211,8212,1705,8482,1681,8250,339,8204,8205,1722,160,1548,162,163,164,165,166,167,168,169,1726,171,172,173,174,175,176,177,178,179,180,181,182,183,184,185,1563,187,188,189,190,1567,1729,1569,1570,1571,1572,1573,1574,1575,1576,1577,1578,1579,1580,1581,1582,1583,1584,1585,1586,1587,1588,1589,1590,215,1591,1592,1593,1594,1600,1601,1602,1603,224,1604,226,1605,1606,1607,1608,231,232,233,234,235,1609,1610,238,239,1611,1612,1613,1614,244,1615,1616,247,1617,249,1618,251,252,8206,8207,1746],
  "windows-1257":[8364,129,8218,131,8222,8230,8224,8225,136,8240,138,8249,140,168,711,184,144,8216,8217,8220,8221,8226,8211,8212,152,8482,154,8250,156,175,731,159,160,null,162,163,164,null,166,167,216,169,342,171,172,173,174,198,176,177,178,179,180,181,182,183,248,185,343,187,188,189,190,230,260,302,256,262,196,197,280,274,268,201,377,278,290,310,298,315,352,323,325,211,332,213,214,215,370,321,346,362,220,379,381,223,261,303,257,263,228,229,281,275,269,233,378,279,291,311,299,316,353,324,326,243,333,245,246,247,371,322,347,363,252,380,382,729],
  "windows-1258":[8364,129,8218,402,8222,8230,8224,8225,710,8240,138,8249,338,141,142,143,144,8216,8217,8220,8221,8226,8211,8212,732,8482,154,8250,339,157,158,376,160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191,192,193,194,258,196,197,198,199,200,201,202,203,768,205,206,207,272,209,777,211,212,416,214,215,216,217,218,219,220,431,771,223,224,225,226,259,228,229,230,231,232,233,234,235,769,237,238,239,273,241,803,243,244,417,246,247,248,249,250,251,252,432,8363,255],
  "x-mac-cyrillic":[1040,1041,1042,1043,1044,1045,1046,1047,1048,1049,1050,1051,1052,1053,1054,1055,1056,1057,1058,1059,1060,1061,1062,1063,1064,1065,1066,1067,1068,1069,1070,1071,8224,176,1168,163,167,8226,182,1030,174,169,8482,1026,1106,8800,1027,1107,8734,177,8804,8805,1110,181,1169,1032,1028,1108,1031,1111,1033,1113,1034,1114,1112,1029,172,8730,402,8776,8710,171,187,8230,160,1035,1115,1036,1116,1109,8211,8212,8220,8221,8216,8217,247,8222,1038,1118,1039,1119,8470,1025,1105,1103,1072,1073,1074,1075,1076,1077,1078,1079,1080,1081,1082,1083,1084,1085,1086,1087,1088,1089,1090,1091,1092,1093,1094,1095,1096,1097,1098,1099,1100,1101,1102,8364]
};

// For strict environments where `this` inside the global scope
// is `undefined`, take a pure object instead
}(this || {}));
},{}],85:[function(require,module,exports){
// This is free and unencumbered software released into the public domain.
// See LICENSE.md for more information.

/**
 * @fileoverview Global |this| required for resolving indexes in node.
 * @suppress {globalThis}
 */
(function(global) {
  'use strict';

  // If we're in node require encoding-indexes and attach it to the global.
  if (typeof module !== "undefined" && module.exports &&
    !global["encoding-indexes"]) {
    global["encoding-indexes"] =
      require("./encoding-indexes.js")["encoding-indexes"];
  }

  //
  // Utilities
  //

  /**
   * @param {number} a The number to test.
   * @param {number} min The minimum value in the range, inclusive.
   * @param {number} max The maximum value in the range, inclusive.
   * @return {boolean} True if a >= min and a <= max.
   */
  function inRange(a, min, max) {
    return min <= a && a <= max;
  }

  /**
   * @param {!Array.<*>} array The array to check.
   * @param {*} item The item to look for in the array.
   * @return {boolean} True if the item appears in the array.
   */
  function includes(array, item) {
    return array.indexOf(item) !== -1;
  }

  var floor = Math.floor;

  /**
   * @param {*} o
   * @return {Object}
   */
  function ToDictionary(o) {
    if (o === undefined) return {};
    if (o === Object(o)) return o;
    throw TypeError('Could not convert argument to dictionary');
  }

  /**
   * @param {string} string Input string of UTF-16 code units.
   * @return {!Array.<number>} Code points.
   */
  function stringToCodePoints(string) {
    // https://heycam.github.io/webidl/#dfn-obtain-unicode

    // 1. Let S be the DOMString value.
    var s = String(string);

    // 2. Let n be the length of S.
    var n = s.length;

    // 3. Initialize i to 0.
    var i = 0;

    // 4. Initialize U to be an empty sequence of Unicode characters.
    var u = [];

    // 5. While i < n:
    while (i < n) {

      // 1. Let c be the code unit in S at index i.
      var c = s.charCodeAt(i);

      // 2. Depending on the value of c:

      // c < 0xD800 or c > 0xDFFF
      if (c < 0xD800 || c > 0xDFFF) {
        // Append to U the Unicode character with code point c.
        u.push(c);
      }

      // 0xDC00 ≤ c ≤ 0xDFFF
      else if (0xDC00 <= c && c <= 0xDFFF) {
        // Append to U a U+FFFD REPLACEMENT CHARACTER.
        u.push(0xFFFD);
      }

      // 0xD800 ≤ c ≤ 0xDBFF
      else if (0xD800 <= c && c <= 0xDBFF) {
        // 1. If i = n−1, then append to U a U+FFFD REPLACEMENT
        // CHARACTER.
        if (i === n - 1) {
          u.push(0xFFFD);
        }
        // 2. Otherwise, i < n−1:
        else {
          // 1. Let d be the code unit in S at index i+1.
          var d = s.charCodeAt(i + 1);

          // 2. If 0xDC00 ≤ d ≤ 0xDFFF, then:
          if (0xDC00 <= d && d <= 0xDFFF) {
            // 1. Let a be c & 0x3FF.
            var a = c & 0x3FF;

            // 2. Let b be d & 0x3FF.
            var b = d & 0x3FF;

            // 3. Append to U the Unicode character with code point
            // 2^16+2^10*a+b.
            u.push(0x10000 + (a << 10) + b);

            // 4. Set i to i+1.
            i += 1;
          }

          // 3. Otherwise, d < 0xDC00 or d > 0xDFFF. Append to U a
          // U+FFFD REPLACEMENT CHARACTER.
          else  {
            u.push(0xFFFD);
          }
        }
      }

      // 3. Set i to i+1.
      i += 1;
    }

    // 6. Return U.
    return u;
  }

  /**
   * @param {!Array.<number>} code_points Array of code points.
   * @return {string} string String of UTF-16 code units.
   */
  function codePointsToString(code_points) {
    var s = '';
    for (var i = 0; i < code_points.length; ++i) {
      var cp = code_points[i];
      if (cp <= 0xFFFF) {
        s += String.fromCharCode(cp);
      } else {
        cp -= 0x10000;
        s += String.fromCharCode((cp >> 10) + 0xD800,
                                 (cp & 0x3FF) + 0xDC00);
      }
    }
    return s;
  }


  //
  // Implementation of Encoding specification
  // https://encoding.spec.whatwg.org/
  //

  //
  // 4. Terminology
  //

  /**
   * An ASCII byte is a byte in the range 0x00 to 0x7F, inclusive.
   * @param {number} a The number to test.
   * @return {boolean} True if a is in the range 0x00 to 0x7F, inclusive.
   */
  function isASCIIByte(a) {
    return 0x00 <= a && a <= 0x7F;
  }

  /**
   * An ASCII code point is a code point in the range U+0000 to
   * U+007F, inclusive.
   */
  var isASCIICodePoint = isASCIIByte;


  /**
   * End-of-stream is a special token that signifies no more tokens
   * are in the stream.
   * @const
   */ var end_of_stream = -1;

  /**
   * A stream represents an ordered sequence of tokens.
   *
   * @constructor
   * @param {!(Array.<number>|Uint8Array)} tokens Array of tokens that provide
   * the stream.
   */
  function Stream(tokens) {
    /** @type {!Array.<number>} */
    this.tokens = [].slice.call(tokens);
    // Reversed as push/pop is more efficient than shift/unshift.
    this.tokens.reverse();
  }

  Stream.prototype = {
    /**
     * @return {boolean} True if end-of-stream has been hit.
     */
    endOfStream: function() {
      return !this.tokens.length;
    },

    /**
     * When a token is read from a stream, the first token in the
     * stream must be returned and subsequently removed, and
     * end-of-stream must be returned otherwise.
     *
     * @return {number} Get the next token from the stream, or
     * end_of_stream.
     */
     read: function() {
      if (!this.tokens.length)
        return end_of_stream;
       return this.tokens.pop();
     },

    /**
     * When one or more tokens are prepended to a stream, those tokens
     * must be inserted, in given order, before the first token in the
     * stream.
     *
     * @param {(number|!Array.<number>)} token The token(s) to prepend to the
     * stream.
     */
    prepend: function(token) {
      if (Array.isArray(token)) {
        var tokens = /**@type {!Array.<number>}*/(token);
        while (tokens.length)
          this.tokens.push(tokens.pop());
      } else {
        this.tokens.push(token);
      }
    },

    /**
     * When one or more tokens are pushed to a stream, those tokens
     * must be inserted, in given order, after the last token in the
     * stream.
     *
     * @param {(number|!Array.<number>)} token The tokens(s) to push to the
     * stream.
     */
    push: function(token) {
      if (Array.isArray(token)) {
        var tokens = /**@type {!Array.<number>}*/(token);
        while (tokens.length)
          this.tokens.unshift(tokens.shift());
      } else {
        this.tokens.unshift(token);
      }
    }
  };

  //
  // 5. Encodings
  //

  // 5.1 Encoders and decoders

  /** @const */
  var finished = -1;

  /**
   * @param {boolean} fatal If true, decoding errors raise an exception.
   * @param {number=} opt_code_point Override the standard fallback code point.
   * @return {number} The code point to insert on a decoding error.
   */
  function decoderError(fatal, opt_code_point) {
    if (fatal)
      throw TypeError('Decoder error');
    return opt_code_point || 0xFFFD;
  }

  /**
   * @param {number} code_point The code point that could not be encoded.
   * @return {number} Always throws, no value is actually returned.
   */
  function encoderError(code_point) {
    throw TypeError('The code point ' + code_point + ' could not be encoded.');
  }

  /** @interface */
  function Decoder() {}
  Decoder.prototype = {
    /**
     * @param {Stream} stream The stream of bytes being decoded.
     * @param {number} bite The next byte read from the stream.
     * @return {?(number|!Array.<number>)} The next code point(s)
     *     decoded, or null if not enough data exists in the input
     *     stream to decode a complete code point, or |finished|.
     */
    handler: function(stream, bite) {}
  };

  /** @interface */
  function Encoder() {}
  Encoder.prototype = {
    /**
     * @param {Stream} stream The stream of code points being encoded.
     * @param {number} code_point Next code point read from the stream.
     * @return {(number|!Array.<number>)} Byte(s) to emit, or |finished|.
     */
    handler: function(stream, code_point) {}
  };

  // 5.2 Names and labels

  // TODO: Define @typedef for Encoding: {name:string,labels:Array.<string>}
  // https://github.com/google/closure-compiler/issues/247

  /**
   * @param {string} label The encoding label.
   * @return {?{name:string,labels:Array.<string>}}
   */
  function getEncoding(label) {
    // 1. Remove any leading and trailing ASCII whitespace from label.
    label = String(label).trim().toLowerCase();

    // 2. If label is an ASCII case-insensitive match for any of the
    // labels listed in the table below, return the corresponding
    // encoding, and failure otherwise.
    if (Object.prototype.hasOwnProperty.call(label_to_encoding, label)) {
      return label_to_encoding[label];
    }
    return null;
  }

  /**
   * Encodings table: https://encoding.spec.whatwg.org/encodings.json
   * @const
   * @type {!Array.<{
   *          heading: string,
   *          encodings: Array.<{name:string,labels:Array.<string>}>
   *        }>}
   */
  var encodings = [
    {
      "encodings": [
        {
          "labels": [
            "unicode-1-1-utf-8",
            "utf-8",
            "utf8"
          ],
          "name": "UTF-8"
        }
      ],
      "heading": "The Encoding"
    },
    {
      "encodings": [
        {
          "labels": [
            "866",
            "cp866",
            "csibm866",
            "ibm866"
          ],
          "name": "IBM866"
        },
        {
          "labels": [
            "csisolatin2",
            "iso-8859-2",
            "iso-ir-101",
            "iso8859-2",
            "iso88592",
            "iso_8859-2",
            "iso_8859-2:1987",
            "l2",
            "latin2"
          ],
          "name": "ISO-8859-2"
        },
        {
          "labels": [
            "csisolatin3",
            "iso-8859-3",
            "iso-ir-109",
            "iso8859-3",
            "iso88593",
            "iso_8859-3",
            "iso_8859-3:1988",
            "l3",
            "latin3"
          ],
          "name": "ISO-8859-3"
        },
        {
          "labels": [
            "csisolatin4",
            "iso-8859-4",
            "iso-ir-110",
            "iso8859-4",
            "iso88594",
            "iso_8859-4",
            "iso_8859-4:1988",
            "l4",
            "latin4"
          ],
          "name": "ISO-8859-4"
        },
        {
          "labels": [
            "csisolatincyrillic",
            "cyrillic",
            "iso-8859-5",
            "iso-ir-144",
            "iso8859-5",
            "iso88595",
            "iso_8859-5",
            "iso_8859-5:1988"
          ],
          "name": "ISO-8859-5"
        },
        {
          "labels": [
            "arabic",
            "asmo-708",
            "csiso88596e",
            "csiso88596i",
            "csisolatinarabic",
            "ecma-114",
            "iso-8859-6",
            "iso-8859-6-e",
            "iso-8859-6-i",
            "iso-ir-127",
            "iso8859-6",
            "iso88596",
            "iso_8859-6",
            "iso_8859-6:1987"
          ],
          "name": "ISO-8859-6"
        },
        {
          "labels": [
            "csisolatingreek",
            "ecma-118",
            "elot_928",
            "greek",
            "greek8",
            "iso-8859-7",
            "iso-ir-126",
            "iso8859-7",
            "iso88597",
            "iso_8859-7",
            "iso_8859-7:1987",
            "sun_eu_greek"
          ],
          "name": "ISO-8859-7"
        },
        {
          "labels": [
            "csiso88598e",
            "csisolatinhebrew",
            "hebrew",
            "iso-8859-8",
            "iso-8859-8-e",
            "iso-ir-138",
            "iso8859-8",
            "iso88598",
            "iso_8859-8",
            "iso_8859-8:1988",
            "visual"
          ],
          "name": "ISO-8859-8"
        },
        {
          "labels": [
            "csiso88598i",
            "iso-8859-8-i",
            "logical"
          ],
          "name": "ISO-8859-8-I"
        },
        {
          "labels": [
            "csisolatin6",
            "iso-8859-10",
            "iso-ir-157",
            "iso8859-10",
            "iso885910",
            "l6",
            "latin6"
          ],
          "name": "ISO-8859-10"
        },
        {
          "labels": [
            "iso-8859-13",
            "iso8859-13",
            "iso885913"
          ],
          "name": "ISO-8859-13"
        },
        {
          "labels": [
            "iso-8859-14",
            "iso8859-14",
            "iso885914"
          ],
          "name": "ISO-8859-14"
        },
        {
          "labels": [
            "csisolatin9",
            "iso-8859-15",
            "iso8859-15",
            "iso885915",
            "iso_8859-15",
            "l9"
          ],
          "name": "ISO-8859-15"
        },
        {
          "labels": [
            "iso-8859-16"
          ],
          "name": "ISO-8859-16"
        },
        {
          "labels": [
            "cskoi8r",
            "koi",
            "koi8",
            "koi8-r",
            "koi8_r"
          ],
          "name": "KOI8-R"
        },
        {
          "labels": [
            "koi8-ru",
            "koi8-u"
          ],
          "name": "KOI8-U"
        },
        {
          "labels": [
            "csmacintosh",
            "mac",
            "macintosh",
            "x-mac-roman"
          ],
          "name": "macintosh"
        },
        {
          "labels": [
            "dos-874",
            "iso-8859-11",
            "iso8859-11",
            "iso885911",
            "tis-620",
            "windows-874"
          ],
          "name": "windows-874"
        },
        {
          "labels": [
            "cp1250",
            "windows-1250",
            "x-cp1250"
          ],
          "name": "windows-1250"
        },
        {
          "labels": [
            "cp1251",
            "windows-1251",
            "x-cp1251"
          ],
          "name": "windows-1251"
        },
        {
          "labels": [
            "ansi_x3.4-1968",
            "ascii",
            "cp1252",
            "cp819",
            "csisolatin1",
            "ibm819",
            "iso-8859-1",
            "iso-ir-100",
            "iso8859-1",
            "iso88591",
            "iso_8859-1",
            "iso_8859-1:1987",
            "l1",
            "latin1",
            "us-ascii",
            "windows-1252",
            "x-cp1252"
          ],
          "name": "windows-1252"
        },
        {
          "labels": [
            "cp1253",
            "windows-1253",
            "x-cp1253"
          ],
          "name": "windows-1253"
        },
        {
          "labels": [
            "cp1254",
            "csisolatin5",
            "iso-8859-9",
            "iso-ir-148",
            "iso8859-9",
            "iso88599",
            "iso_8859-9",
            "iso_8859-9:1989",
            "l5",
            "latin5",
            "windows-1254",
            "x-cp1254"
          ],
          "name": "windows-1254"
        },
        {
          "labels": [
            "cp1255",
            "windows-1255",
            "x-cp1255"
          ],
          "name": "windows-1255"
        },
        {
          "labels": [
            "cp1256",
            "windows-1256",
            "x-cp1256"
          ],
          "name": "windows-1256"
        },
        {
          "labels": [
            "cp1257",
            "windows-1257",
            "x-cp1257"
          ],
          "name": "windows-1257"
        },
        {
          "labels": [
            "cp1258",
            "windows-1258",
            "x-cp1258"
          ],
          "name": "windows-1258"
        },
        {
          "labels": [
            "x-mac-cyrillic",
            "x-mac-ukrainian"
          ],
          "name": "x-mac-cyrillic"
        }
      ],
      "heading": "Legacy single-byte encodings"
    },
    {
      "encodings": [
        {
          "labels": [
            "chinese",
            "csgb2312",
            "csiso58gb231280",
            "gb2312",
            "gb_2312",
            "gb_2312-80",
            "gbk",
            "iso-ir-58",
            "x-gbk"
          ],
          "name": "GBK"
        },
        {
          "labels": [
            "gb18030"
          ],
          "name": "gb18030"
        }
      ],
      "heading": "Legacy multi-byte Chinese (simplified) encodings"
    },
    {
      "encodings": [
        {
          "labels": [
            "big5",
            "big5-hkscs",
            "cn-big5",
            "csbig5",
            "x-x-big5"
          ],
          "name": "Big5"
        }
      ],
      "heading": "Legacy multi-byte Chinese (traditional) encodings"
    },
    {
      "encodings": [
        {
          "labels": [
            "cseucpkdfmtjapanese",
            "euc-jp",
            "x-euc-jp"
          ],
          "name": "EUC-JP"
        },
        {
          "labels": [
            "csiso2022jp",
            "iso-2022-jp"
          ],
          "name": "ISO-2022-JP"
        },
        {
          "labels": [
            "csshiftjis",
            "ms932",
            "ms_kanji",
            "shift-jis",
            "shift_jis",
            "sjis",
            "windows-31j",
            "x-sjis"
          ],
          "name": "Shift_JIS"
        }
      ],
      "heading": "Legacy multi-byte Japanese encodings"
    },
    {
      "encodings": [
        {
          "labels": [
            "cseuckr",
            "csksc56011987",
            "euc-kr",
            "iso-ir-149",
            "korean",
            "ks_c_5601-1987",
            "ks_c_5601-1989",
            "ksc5601",
            "ksc_5601",
            "windows-949"
          ],
          "name": "EUC-KR"
        }
      ],
      "heading": "Legacy multi-byte Korean encodings"
    },
    {
      "encodings": [
        {
          "labels": [
            "csiso2022kr",
            "hz-gb-2312",
            "iso-2022-cn",
            "iso-2022-cn-ext",
            "iso-2022-kr"
          ],
          "name": "replacement"
        },
        {
          "labels": [
            "utf-16be"
          ],
          "name": "UTF-16BE"
        },
        {
          "labels": [
            "utf-16",
            "utf-16le"
          ],
          "name": "UTF-16LE"
        },
        {
          "labels": [
            "x-user-defined"
          ],
          "name": "x-user-defined"
        }
      ],
      "heading": "Legacy miscellaneous encodings"
    }
  ];

  // Label to encoding registry.
  /** @type {Object.<string,{name:string,labels:Array.<string>}>} */
  var label_to_encoding = {};
  encodings.forEach(function(category) {
    category.encodings.forEach(function(encoding) {
      encoding.labels.forEach(function(label) {
        label_to_encoding[label] = encoding;
      });
    });
  });

  // Registry of of encoder/decoder factories, by encoding name.
  /** @type {Object.<string, function({fatal:boolean}): Encoder>} */
  var encoders = {};
  /** @type {Object.<string, function({fatal:boolean}): Decoder>} */
  var decoders = {};

  //
  // 6. Indexes
  //

  /**
   * @param {number} pointer The |pointer| to search for.
   * @param {(!Array.<?number>|undefined)} index The |index| to search within.
   * @return {?number} The code point corresponding to |pointer| in |index|,
   *     or null if |code point| is not in |index|.
   */
  function indexCodePointFor(pointer, index) {
    if (!index) return null;
    return index[pointer] || null;
  }

  /**
   * @param {number} code_point The |code point| to search for.
   * @param {!Array.<?number>} index The |index| to search within.
   * @return {?number} The first pointer corresponding to |code point| in
   *     |index|, or null if |code point| is not in |index|.
   */
  function indexPointerFor(code_point, index) {
    var pointer = index.indexOf(code_point);
    return pointer === -1 ? null : pointer;
  }

  /**
   * @param {string} name Name of the index.
   * @return {(!Array.<number>|!Array.<Array.<number>>)}
   *  */
  function index(name) {
    if (!('encoding-indexes' in global)) {
      throw Error("Indexes missing." +
                  " Did you forget to include encoding-indexes.js first?");
    }
    return global['encoding-indexes'][name];
  }

  /**
   * @param {number} pointer The |pointer| to search for in the gb18030 index.
   * @return {?number} The code point corresponding to |pointer| in |index|,
   *     or null if |code point| is not in the gb18030 index.
   */
  function indexGB18030RangesCodePointFor(pointer) {
    // 1. If pointer is greater than 39419 and less than 189000, or
    // pointer is greater than 1237575, return null.
    if ((pointer > 39419 && pointer < 189000) || (pointer > 1237575))
      return null;

    // 2. If pointer is 7457, return code point U+E7C7.
    if (pointer === 7457) return 0xE7C7;

    // 3. Let offset be the last pointer in index gb18030 ranges that
    // is equal to or less than pointer and let code point offset be
    // its corresponding code point.
    var offset = 0;
    var code_point_offset = 0;
    var idx = index('gb18030-ranges');
    var i;
    for (i = 0; i < idx.length; ++i) {
      /** @type {!Array.<number>} */
      var entry = idx[i];
      if (entry[0] <= pointer) {
        offset = entry[0];
        code_point_offset = entry[1];
      } else {
        break;
      }
    }

    // 4. Return a code point whose value is code point offset +
    // pointer − offset.
    return code_point_offset + pointer - offset;
  }

  /**
   * @param {number} code_point The |code point| to locate in the gb18030 index.
   * @return {number} The first pointer corresponding to |code point| in the
   *     gb18030 index.
   */
  function indexGB18030RangesPointerFor(code_point) {
    // 1. If code point is U+E7C7, return pointer 7457.
    if (code_point === 0xE7C7) return 7457;

    // 2. Let offset be the last code point in index gb18030 ranges
    // that is equal to or less than code point and let pointer offset
    // be its corresponding pointer.
    var offset = 0;
    var pointer_offset = 0;
    var idx = index('gb18030-ranges');
    var i;
    for (i = 0; i < idx.length; ++i) {
      /** @type {!Array.<number>} */
      var entry = idx[i];
      if (entry[1] <= code_point) {
        offset = entry[1];
        pointer_offset = entry[0];
      } else {
        break;
      }
    }

    // 3. Return a pointer whose value is pointer offset + code point
    // − offset.
    return pointer_offset + code_point - offset;
  }

  /**
   * @param {number} code_point The |code_point| to search for in the Shift_JIS
   *     index.
   * @return {?number} The code point corresponding to |pointer| in |index|,
   *     or null if |code point| is not in the Shift_JIS index.
   */
  function indexShiftJISPointerFor(code_point) {
    // 1. Let index be index jis0208 excluding all entries whose
    // pointer is in the range 8272 to 8835, inclusive.
    shift_jis_index = shift_jis_index ||
      index('jis0208').map(function(code_point, pointer) {
        return inRange(pointer, 8272, 8835) ? null : code_point;
      });
    var index_ = shift_jis_index;

    // 2. Return the index pointer for code point in index.
    return index_.indexOf(code_point);
  }
  var shift_jis_index;

  /**
   * @param {number} code_point The |code_point| to search for in the big5
   *     index.
   * @return {?number} The code point corresponding to |pointer| in |index|,
   *     or null if |code point| is not in the big5 index.
   */
  function indexBig5PointerFor(code_point) {
    // 1. Let index be index Big5 excluding all entries whose pointer
    big5_index_no_hkscs = big5_index_no_hkscs ||
      index('big5').map(function(code_point, pointer) {
        return (pointer < (0xA1 - 0x81) * 157) ? null : code_point;
      });
    var index_ = big5_index_no_hkscs;

    // 2. If code point is U+2550, U+255E, U+2561, U+256A, U+5341, or
    // U+5345, return the last pointer corresponding to code point in
    // index.
    if (code_point === 0x2550 || code_point === 0x255E ||
        code_point === 0x2561 || code_point === 0x256A ||
        code_point === 0x5341 || code_point === 0x5345) {
      return index_.lastIndexOf(code_point);
    }

    // 3. Return the index pointer for code point in index.
    return indexPointerFor(code_point, index_);
  }
  var big5_index_no_hkscs;

  //
  // 8. API
  //

  /** @const */ var DEFAULT_ENCODING = 'utf-8';

  // 8.1 Interface TextDecoder

  /**
   * @constructor
   * @param {string=} label The label of the encoding;
   *     defaults to 'utf-8'.
   * @param {Object=} options
   */
  function TextDecoder(label, options) {
    // Web IDL conventions
    if (!(this instanceof TextDecoder))
      throw TypeError('Called as a function. Did you forget \'new\'?');
    label = label !== undefined ? String(label) : DEFAULT_ENCODING;
    options = ToDictionary(options);

    // A TextDecoder object has an associated encoding, decoder,
    // stream, ignore BOM flag (initially unset), BOM seen flag
    // (initially unset), error mode (initially replacement), and do
    // not flush flag (initially unset).

    /** @private */
    this._encoding = null;
    /** @private @type {?Decoder} */
    this._decoder = null;
    /** @private @type {boolean} */
    this._ignoreBOM = false;
    /** @private @type {boolean} */
    this._BOMseen = false;
    /** @private @type {string} */
    this._error_mode = 'replacement';
    /** @private @type {boolean} */
    this._do_not_flush = false;


    // 1. Let encoding be the result of getting an encoding from
    // label.
    var encoding = getEncoding(label);

    // 2. If encoding is failure or replacement, throw a RangeError.
    if (encoding === null || encoding.name === 'replacement')
      throw RangeError('Unknown encoding: ' + label);
    if (!decoders[encoding.name]) {
      throw Error('Decoder not present.' +
                  ' Did you forget to include encoding-indexes.js first?');
    }

    // 3. Let dec be a new TextDecoder object.
    var dec = this;

    // 4. Set dec's encoding to encoding.
    dec._encoding = encoding;

    // 5. If options's fatal member is true, set dec's error mode to
    // fatal.
    if (Boolean(options['fatal']))
      dec._error_mode = 'fatal';

    // 6. If options's ignoreBOM member is true, set dec's ignore BOM
    // flag.
    if (Boolean(options['ignoreBOM']))
      dec._ignoreBOM = true;

    // For pre-ES5 runtimes:
    if (!Object.defineProperty) {
      this.encoding = dec._encoding.name.toLowerCase();
      this.fatal = dec._error_mode === 'fatal';
      this.ignoreBOM = dec._ignoreBOM;
    }

    // 7. Return dec.
    return dec;
  }

  if (Object.defineProperty) {
    // The encoding attribute's getter must return encoding's name.
    Object.defineProperty(TextDecoder.prototype, 'encoding', {
      /** @this {TextDecoder} */
      get: function() { return this._encoding.name.toLowerCase(); }
    });

    // The fatal attribute's getter must return true if error mode
    // is fatal, and false otherwise.
    Object.defineProperty(TextDecoder.prototype, 'fatal', {
      /** @this {TextDecoder} */
      get: function() { return this._error_mode === 'fatal'; }
    });

    // The ignoreBOM attribute's getter must return true if ignore
    // BOM flag is set, and false otherwise.
    Object.defineProperty(TextDecoder.prototype, 'ignoreBOM', {
      /** @this {TextDecoder} */
      get: function() { return this._ignoreBOM; }
    });
  }

  /**
   * @param {BufferSource=} input The buffer of bytes to decode.
   * @param {Object=} options
   * @return {string} The decoded string.
   */
  TextDecoder.prototype.decode = function decode(input, options) {
    var bytes;
    if (typeof input === 'object' && input instanceof ArrayBuffer) {
      bytes = new Uint8Array(input);
    } else if (typeof input === 'object' && 'buffer' in input &&
               input.buffer instanceof ArrayBuffer) {
      bytes = new Uint8Array(input.buffer,
                             input.byteOffset,
                             input.byteLength);
    } else {
      bytes = new Uint8Array(0);
    }

    options = ToDictionary(options);

    // 1. If the do not flush flag is unset, set decoder to a new
    // encoding's decoder, set stream to a new stream, and unset the
    // BOM seen flag.
    if (!this._do_not_flush) {
      this._decoder = decoders[this._encoding.name]({
        fatal: this._error_mode === 'fatal'});
      this._BOMseen = false;
    }

    // 2. If options's stream is true, set the do not flush flag, and
    // unset the do not flush flag otherwise.
    this._do_not_flush = Boolean(options['stream']);

    // 3. If input is given, push a copy of input to stream.
    // TODO: Align with spec algorithm - maintain stream on instance.
    var input_stream = new Stream(bytes);

    // 4. Let output be a new stream.
    var output = [];

    /** @type {?(number|!Array.<number>)} */
    var result;

    // 5. While true:
    while (true) {
      // 1. Let token be the result of reading from stream.
      var token = input_stream.read();

      // 2. If token is end-of-stream and the do not flush flag is
      // set, return output, serialized.
      // TODO: Align with spec algorithm.
      if (token === end_of_stream)
        break;

      // 3. Otherwise, run these subsubsteps:

      // 1. Let result be the result of processing token for decoder,
      // stream, output, and error mode.
      result = this._decoder.handler(input_stream, token);

      // 2. If result is finished, return output, serialized.
      if (result === finished)
        break;

      if (result !== null) {
        if (Array.isArray(result))
          output.push.apply(output, /**@type {!Array.<number>}*/(result));
        else
          output.push(result);
      }

      // 3. Otherwise, if result is error, throw a TypeError.
      // (Thrown in handler)

      // 4. Otherwise, do nothing.
    }
    // TODO: Align with spec algorithm.
    if (!this._do_not_flush) {
      do {
        result = this._decoder.handler(input_stream, input_stream.read());
        if (result === finished)
          break;
        if (result === null)
          continue;
        if (Array.isArray(result))
          output.push.apply(output, /**@type {!Array.<number>}*/(result));
        else
          output.push(result);
      } while (!input_stream.endOfStream());
      this._decoder = null;
    }

    // A TextDecoder object also has an associated serialize stream
    // algorithm...
    /**
     * @param {!Array.<number>} stream
     * @return {string}
     * @this {TextDecoder}
     */
    function serializeStream(stream) {
      // 1. Let token be the result of reading from stream.
      // (Done in-place on array, rather than as a stream)

      // 2. If encoding is UTF-8, UTF-16BE, or UTF-16LE, and ignore
      // BOM flag and BOM seen flag are unset, run these subsubsteps:
      if (includes(['UTF-8', 'UTF-16LE', 'UTF-16BE'], this._encoding.name) &&
          !this._ignoreBOM && !this._BOMseen) {
        if (stream.length > 0 && stream[0] === 0xFEFF) {
          // 1. If token is U+FEFF, set BOM seen flag.
          this._BOMseen = true;
          stream.shift();
        } else if (stream.length > 0) {
          // 2. Otherwise, if token is not end-of-stream, set BOM seen
          // flag and append token to stream.
          this._BOMseen = true;
        } else {
          // 3. Otherwise, if token is not end-of-stream, append token
          // to output.
          // (no-op)
        }
      }
      // 4. Otherwise, return output.
      return codePointsToString(stream);
    }

    return serializeStream.call(this, output);
  };

  // 8.2 Interface TextEncoder

  /**
   * @constructor
   * @param {string=} label The label of the encoding. NONSTANDARD.
   * @param {Object=} options NONSTANDARD.
   */
  function TextEncoder(label, options) {
    // Web IDL conventions
    if (!(this instanceof TextEncoder))
      throw TypeError('Called as a function. Did you forget \'new\'?');
    options = ToDictionary(options);

    // A TextEncoder object has an associated encoding and encoder.

    /** @private */
    this._encoding = null;
    /** @private @type {?Encoder} */
    this._encoder = null;

    // Non-standard
    /** @private @type {boolean} */
    this._do_not_flush = false;
    /** @private @type {string} */
    this._fatal = Boolean(options['fatal']) ? 'fatal' : 'replacement';

    // 1. Let enc be a new TextEncoder object.
    var enc = this;

    // 2. Set enc's encoding to UTF-8's encoder.
    if (Boolean(options['NONSTANDARD_allowLegacyEncoding'])) {
      // NONSTANDARD behavior.
      label = label !== undefined ? String(label) : DEFAULT_ENCODING;
      var encoding = getEncoding(label);
      if (encoding === null || encoding.name === 'replacement')
        throw RangeError('Unknown encoding: ' + label);
      if (!encoders[encoding.name]) {
        throw Error('Encoder not present.' +
                    ' Did you forget to include encoding-indexes.js first?');
      }
      enc._encoding = encoding;
    } else {
      // Standard behavior.
      enc._encoding = getEncoding('utf-8');

      if (label !== undefined && 'console' in global) {
        console.warn('TextEncoder constructor called with encoding label, '
                     + 'which is ignored.');
      }
    }

    // For pre-ES5 runtimes:
    if (!Object.defineProperty)
      this.encoding = enc._encoding.name.toLowerCase();

    // 3. Return enc.
    return enc;
  }

  if (Object.defineProperty) {
    // The encoding attribute's getter must return encoding's name.
    Object.defineProperty(TextEncoder.prototype, 'encoding', {
      /** @this {TextEncoder} */
      get: function() { return this._encoding.name.toLowerCase(); }
    });
  }

  /**
   * @param {string=} opt_string The string to encode.
   * @param {Object=} options
   * @return {!Uint8Array} Encoded bytes, as a Uint8Array.
   */
  TextEncoder.prototype.encode = function encode(opt_string, options) {
    opt_string = opt_string === undefined ? '' : String(opt_string);
    options = ToDictionary(options);

    // NOTE: This option is nonstandard. None of the encodings
    // permitted for encoding (i.e. UTF-8, UTF-16) are stateful when
    // the input is a USVString so streaming is not necessary.
    if (!this._do_not_flush)
      this._encoder = encoders[this._encoding.name]({
        fatal: this._fatal === 'fatal'});
    this._do_not_flush = Boolean(options['stream']);

    // 1. Convert input to a stream.
    var input = new Stream(stringToCodePoints(opt_string));

    // 2. Let output be a new stream
    var output = [];

    /** @type {?(number|!Array.<number>)} */
    var result;
    // 3. While true, run these substeps:
    while (true) {
      // 1. Let token be the result of reading from input.
      var token = input.read();
      if (token === end_of_stream)
        break;
      // 2. Let result be the result of processing token for encoder,
      // input, output.
      result = this._encoder.handler(input, token);
      if (result === finished)
        break;
      if (Array.isArray(result))
        output.push.apply(output, /**@type {!Array.<number>}*/(result));
      else
        output.push(result);
    }
    // TODO: Align with spec algorithm.
    if (!this._do_not_flush) {
      while (true) {
        result = this._encoder.handler(input, input.read());
        if (result === finished)
          break;
        if (Array.isArray(result))
          output.push.apply(output, /**@type {!Array.<number>}*/(result));
        else
          output.push(result);
      }
      this._encoder = null;
    }
    // 3. If result is finished, convert output into a byte sequence,
    // and then return a Uint8Array object wrapping an ArrayBuffer
    // containing output.
    return new Uint8Array(output);
  };


  //
  // 9. The encoding
  //

  // 9.1 utf-8

  // 9.1.1 utf-8 decoder
  /**
   * @constructor
   * @implements {Decoder}
   * @param {{fatal: boolean}} options
   */
  function UTF8Decoder(options) {
    var fatal = options.fatal;

    // utf-8's decoder's has an associated utf-8 code point, utf-8
    // bytes seen, and utf-8 bytes needed (all initially 0), a utf-8
    // lower boundary (initially 0x80), and a utf-8 upper boundary
    // (initially 0xBF).
    var /** @type {number} */ utf8_code_point = 0,
        /** @type {number} */ utf8_bytes_seen = 0,
        /** @type {number} */ utf8_bytes_needed = 0,
        /** @type {number} */ utf8_lower_boundary = 0x80,
        /** @type {number} */ utf8_upper_boundary = 0xBF;

    /**
     * @param {Stream} stream The stream of bytes being decoded.
     * @param {number} bite The next byte read from the stream.
     * @return {?(number|!Array.<number>)} The next code point(s)
     *     decoded, or null if not enough data exists in the input
     *     stream to decode a complete code point.
     */
    this.handler = function(stream, bite) {
      // 1. If byte is end-of-stream and utf-8 bytes needed is not 0,
      // set utf-8 bytes needed to 0 and return error.
      if (bite === end_of_stream && utf8_bytes_needed !== 0) {
        utf8_bytes_needed = 0;
        return decoderError(fatal);
      }

      // 2. If byte is end-of-stream, return finished.
      if (bite === end_of_stream)
        return finished;

      // 3. If utf-8 bytes needed is 0, based on byte:
      if (utf8_bytes_needed === 0) {

        // 0x00 to 0x7F
        if (inRange(bite, 0x00, 0x7F)) {
          // Return a code point whose value is byte.
          return bite;
        }

        // 0xC2 to 0xDF
        else if (inRange(bite, 0xC2, 0xDF)) {
          // 1. Set utf-8 bytes needed to 1.
          utf8_bytes_needed = 1;

          // 2. Set UTF-8 code point to byte & 0x1F.
          utf8_code_point = bite & 0x1F;
        }

        // 0xE0 to 0xEF
        else if (inRange(bite, 0xE0, 0xEF)) {
          // 1. If byte is 0xE0, set utf-8 lower boundary to 0xA0.
          if (bite === 0xE0)
            utf8_lower_boundary = 0xA0;
          // 2. If byte is 0xED, set utf-8 upper boundary to 0x9F.
          if (bite === 0xED)
            utf8_upper_boundary = 0x9F;
          // 3. Set utf-8 bytes needed to 2.
          utf8_bytes_needed = 2;
          // 4. Set UTF-8 code point to byte & 0xF.
          utf8_code_point = bite & 0xF;
        }

        // 0xF0 to 0xF4
        else if (inRange(bite, 0xF0, 0xF4)) {
          // 1. If byte is 0xF0, set utf-8 lower boundary to 0x90.
          if (bite === 0xF0)
            utf8_lower_boundary = 0x90;
          // 2. If byte is 0xF4, set utf-8 upper boundary to 0x8F.
          if (bite === 0xF4)
            utf8_upper_boundary = 0x8F;
          // 3. Set utf-8 bytes needed to 3.
          utf8_bytes_needed = 3;
          // 4. Set UTF-8 code point to byte & 0x7.
          utf8_code_point = bite & 0x7;
        }

        // Otherwise
        else {
          // Return error.
          return decoderError(fatal);
        }

        // Return continue.
        return null;
      }

      // 4. If byte is not in the range utf-8 lower boundary to utf-8
      // upper boundary, inclusive, run these substeps:
      if (!inRange(bite, utf8_lower_boundary, utf8_upper_boundary)) {

        // 1. Set utf-8 code point, utf-8 bytes needed, and utf-8
        // bytes seen to 0, set utf-8 lower boundary to 0x80, and set
        // utf-8 upper boundary to 0xBF.
        utf8_code_point = utf8_bytes_needed = utf8_bytes_seen = 0;
        utf8_lower_boundary = 0x80;
        utf8_upper_boundary = 0xBF;

        // 2. Prepend byte to stream.
        stream.prepend(bite);

        // 3. Return error.
        return decoderError(fatal);
      }

      // 5. Set utf-8 lower boundary to 0x80 and utf-8 upper boundary
      // to 0xBF.
      utf8_lower_boundary = 0x80;
      utf8_upper_boundary = 0xBF;

      // 6. Set UTF-8 code point to (UTF-8 code point << 6) | (byte &
      // 0x3F)
      utf8_code_point = (utf8_code_point << 6) | (bite & 0x3F);

      // 7. Increase utf-8 bytes seen by one.
      utf8_bytes_seen += 1;

      // 8. If utf-8 bytes seen is not equal to utf-8 bytes needed,
      // continue.
      if (utf8_bytes_seen !== utf8_bytes_needed)
        return null;

      // 9. Let code point be utf-8 code point.
      var code_point = utf8_code_point;

      // 10. Set utf-8 code point, utf-8 bytes needed, and utf-8 bytes
      // seen to 0.
      utf8_code_point = utf8_bytes_needed = utf8_bytes_seen = 0;

      // 11. Return a code point whose value is code point.
      return code_point;
    };
  }

  // 9.1.2 utf-8 encoder
  /**
   * @constructor
   * @implements {Encoder}
   * @param {{fatal: boolean}} options
   */
  function UTF8Encoder(options) {
    var fatal = options.fatal;
    /**
     * @param {Stream} stream Input stream.
     * @param {number} code_point Next code point read from the stream.
     * @return {(number|!Array.<number>)} Byte(s) to emit.
     */
    this.handler = function(stream, code_point) {
      // 1. If code point is end-of-stream, return finished.
      if (code_point === end_of_stream)
        return finished;

      // 2. If code point is an ASCII code point, return a byte whose
      // value is code point.
      if (isASCIICodePoint(code_point))
        return code_point;

      // 3. Set count and offset based on the range code point is in:
      var count, offset;
      // U+0080 to U+07FF, inclusive:
      if (inRange(code_point, 0x0080, 0x07FF)) {
        // 1 and 0xC0
        count = 1;
        offset = 0xC0;
      }
      // U+0800 to U+FFFF, inclusive:
      else if (inRange(code_point, 0x0800, 0xFFFF)) {
        // 2 and 0xE0
        count = 2;
        offset = 0xE0;
      }
      // U+10000 to U+10FFFF, inclusive:
      else if (inRange(code_point, 0x10000, 0x10FFFF)) {
        // 3 and 0xF0
        count = 3;
        offset = 0xF0;
      }

      // 4. Let bytes be a byte sequence whose first byte is (code
      // point >> (6 × count)) + offset.
      var bytes = [(code_point >> (6 * count)) + offset];

      // 5. Run these substeps while count is greater than 0:
      while (count > 0) {

        // 1. Set temp to code point >> (6 × (count − 1)).
        var temp = code_point >> (6 * (count - 1));

        // 2. Append to bytes 0x80 | (temp & 0x3F).
        bytes.push(0x80 | (temp & 0x3F));

        // 3. Decrease count by one.
        count -= 1;
      }

      // 6. Return bytes bytes, in order.
      return bytes;
    };
  }

  /** @param {{fatal: boolean}} options */
  encoders['UTF-8'] = function(options) {
    return new UTF8Encoder(options);
  };
  /** @param {{fatal: boolean}} options */
  decoders['UTF-8'] = function(options) {
    return new UTF8Decoder(options);
  };

  //
  // 10. Legacy single-byte encodings
  //

  // 10.1 single-byte decoder
  /**
   * @constructor
   * @implements {Decoder}
   * @param {!Array.<number>} index The encoding index.
   * @param {{fatal: boolean}} options
   */
  function SingleByteDecoder(index, options) {
    var fatal = options.fatal;
    /**
     * @param {Stream} stream The stream of bytes being decoded.
     * @param {number} bite The next byte read from the stream.
     * @return {?(number|!Array.<number>)} The next code point(s)
     *     decoded, or null if not enough data exists in the input
     *     stream to decode a complete code point.
     */
    this.handler = function(stream, bite) {
      // 1. If byte is end-of-stream, return finished.
      if (bite === end_of_stream)
        return finished;

      // 2. If byte is an ASCII byte, return a code point whose value
      // is byte.
      if (isASCIIByte(bite))
        return bite;

      // 3. Let code point be the index code point for byte − 0x80 in
      // index single-byte.
      var code_point = index[bite - 0x80];

      // 4. If code point is null, return error.
      if (code_point === null)
        return decoderError(fatal);

      // 5. Return a code point whose value is code point.
      return code_point;
    };
  }

  // 10.2 single-byte encoder
  /**
   * @constructor
   * @implements {Encoder}
   * @param {!Array.<?number>} index The encoding index.
   * @param {{fatal: boolean}} options
   */
  function SingleByteEncoder(index, options) {
    var fatal = options.fatal;
    /**
     * @param {Stream} stream Input stream.
     * @param {number} code_point Next code point read from the stream.
     * @return {(number|!Array.<number>)} Byte(s) to emit.
     */
    this.handler = function(stream, code_point) {
      // 1. If code point is end-of-stream, return finished.
      if (code_point === end_of_stream)
        return finished;

      // 2. If code point is an ASCII code point, return a byte whose
      // value is code point.
      if (isASCIICodePoint(code_point))
        return code_point;

      // 3. Let pointer be the index pointer for code point in index
      // single-byte.
      var pointer = indexPointerFor(code_point, index);

      // 4. If pointer is null, return error with code point.
      if (pointer === null)
        encoderError(code_point);

      // 5. Return a byte whose value is pointer + 0x80.
      return pointer + 0x80;
    };
  }

  (function() {
    if (!('encoding-indexes' in global))
      return;
    encodings.forEach(function(category) {
      if (category.heading !== 'Legacy single-byte encodings')
        return;
      category.encodings.forEach(function(encoding) {
        var name = encoding.name;
        var idx = index(name.toLowerCase());
        /** @param {{fatal: boolean}} options */
        decoders[name] = function(options) {
          return new SingleByteDecoder(idx, options);
        };
        /** @param {{fatal: boolean}} options */
        encoders[name] = function(options) {
          return new SingleByteEncoder(idx, options);
        };
      });
    });
  }());

  //
  // 11. Legacy multi-byte Chinese (simplified) encodings
  //

  // 11.1 gbk

  // 11.1.1 gbk decoder
  // gbk's decoder is gb18030's decoder.
  /** @param {{fatal: boolean}} options */
  decoders['GBK'] = function(options) {
    return new GB18030Decoder(options);
  };

  // 11.1.2 gbk encoder
  // gbk's encoder is gb18030's encoder with its gbk flag set.
  /** @param {{fatal: boolean}} options */
  encoders['GBK'] = function(options) {
    return new GB18030Encoder(options, true);
  };

  // 11.2 gb18030

  // 11.2.1 gb18030 decoder
  /**
   * @constructor
   * @implements {Decoder}
   * @param {{fatal: boolean}} options
   */
  function GB18030Decoder(options) {
    var fatal = options.fatal;
    // gb18030's decoder has an associated gb18030 first, gb18030
    // second, and gb18030 third (all initially 0x00).
    var /** @type {number} */ gb18030_first = 0x00,
        /** @type {number} */ gb18030_second = 0x00,
        /** @type {number} */ gb18030_third = 0x00;
    /**
     * @param {Stream} stream The stream of bytes being decoded.
     * @param {number} bite The next byte read from the stream.
     * @return {?(number|!Array.<number>)} The next code point(s)
     *     decoded, or null if not enough data exists in the input
     *     stream to decode a complete code point.
     */
    this.handler = function(stream, bite) {
      // 1. If byte is end-of-stream and gb18030 first, gb18030
      // second, and gb18030 third are 0x00, return finished.
      if (bite === end_of_stream && gb18030_first === 0x00 &&
          gb18030_second === 0x00 && gb18030_third === 0x00) {
        return finished;
      }
      // 2. If byte is end-of-stream, and gb18030 first, gb18030
      // second, or gb18030 third is not 0x00, set gb18030 first,
      // gb18030 second, and gb18030 third to 0x00, and return error.
      if (bite === end_of_stream &&
          (gb18030_first !== 0x00 || gb18030_second !== 0x00 ||
           gb18030_third !== 0x00)) {
        gb18030_first = 0x00;
        gb18030_second = 0x00;
        gb18030_third = 0x00;
        decoderError(fatal);
      }
      var code_point;
      // 3. If gb18030 third is not 0x00, run these substeps:
      if (gb18030_third !== 0x00) {
        // 1. Let code point be null.
        code_point = null;
        // 2. If byte is in the range 0x30 to 0x39, inclusive, set
        // code point to the index gb18030 ranges code point for
        // (((gb18030 first − 0x81) × 10 + gb18030 second − 0x30) ×
        // 126 + gb18030 third − 0x81) × 10 + byte − 0x30.
        if (inRange(bite, 0x30, 0x39)) {
          code_point = indexGB18030RangesCodePointFor(
              (((gb18030_first - 0x81) * 10 + gb18030_second - 0x30) * 126 +
               gb18030_third - 0x81) * 10 + bite - 0x30);
        }

        // 3. Let buffer be a byte sequence consisting of gb18030
        // second, gb18030 third, and byte, in order.
        var buffer = [gb18030_second, gb18030_third, bite];

        // 4. Set gb18030 first, gb18030 second, and gb18030 third to
        // 0x00.
        gb18030_first = 0x00;
        gb18030_second = 0x00;
        gb18030_third = 0x00;

        // 5. If code point is null, prepend buffer to stream and
        // return error.
        if (code_point === null) {
          stream.prepend(buffer);
          return decoderError(fatal);
        }

        // 6. Return a code point whose value is code point.
        return code_point;
      }

      // 4. If gb18030 second is not 0x00, run these substeps:
      if (gb18030_second !== 0x00) {

        // 1. If byte is in the range 0x81 to 0xFE, inclusive, set
        // gb18030 third to byte and return continue.
        if (inRange(bite, 0x81, 0xFE)) {
          gb18030_third = bite;
          return null;
        }

        // 2. Prepend gb18030 second followed by byte to stream, set
        // gb18030 first and gb18030 second to 0x00, and return error.
        stream.prepend([gb18030_second, bite]);
        gb18030_first = 0x00;
        gb18030_second = 0x00;
        return decoderError(fatal);
      }

      // 5. If gb18030 first is not 0x00, run these substeps:
      if (gb18030_first !== 0x00) {

        // 1. If byte is in the range 0x30 to 0x39, inclusive, set
        // gb18030 second to byte and return continue.
        if (inRange(bite, 0x30, 0x39)) {
          gb18030_second = bite;
          return null;
        }

        // 2. Let lead be gb18030 first, let pointer be null, and set
        // gb18030 first to 0x00.
        var lead = gb18030_first;
        var pointer = null;
        gb18030_first = 0x00;

        // 3. Let offset be 0x40 if byte is less than 0x7F and 0x41
        // otherwise.
        var offset = bite < 0x7F ? 0x40 : 0x41;

        // 4. If byte is in the range 0x40 to 0x7E, inclusive, or 0x80
        // to 0xFE, inclusive, set pointer to (lead − 0x81) × 190 +
        // (byte − offset).
        if (inRange(bite, 0x40, 0x7E) || inRange(bite, 0x80, 0xFE))
          pointer = (lead - 0x81) * 190 + (bite - offset);

        // 5. Let code point be null if pointer is null and the index
        // code point for pointer in index gb18030 otherwise.
        code_point = pointer === null ? null :
            indexCodePointFor(pointer, index('gb18030'));

        // 6. If code point is null and byte is an ASCII byte, prepend
        // byte to stream.
        if (code_point === null && isASCIIByte(bite))
          stream.prepend(bite);

        // 7. If code point is null, return error.
        if (code_point === null)
          return decoderError(fatal);

        // 8. Return a code point whose value is code point.
        return code_point;
      }

      // 6. If byte is an ASCII byte, return a code point whose value
      // is byte.
      if (isASCIIByte(bite))
        return bite;

      // 7. If byte is 0x80, return code point U+20AC.
      if (bite === 0x80)
        return 0x20AC;

      // 8. If byte is in the range 0x81 to 0xFE, inclusive, set
      // gb18030 first to byte and return continue.
      if (inRange(bite, 0x81, 0xFE)) {
        gb18030_first = bite;
        return null;
      }

      // 9. Return error.
      return decoderError(fatal);
    };
  }

  // 11.2.2 gb18030 encoder
  /**
   * @constructor
   * @implements {Encoder}
   * @param {{fatal: boolean}} options
   * @param {boolean=} gbk_flag
   */
  function GB18030Encoder(options, gbk_flag) {
    var fatal = options.fatal;
    // gb18030's decoder has an associated gbk flag (initially unset).
    /**
     * @param {Stream} stream Input stream.
     * @param {number} code_point Next code point read from the stream.
     * @return {(number|!Array.<number>)} Byte(s) to emit.
     */
    this.handler = function(stream, code_point) {
      // 1. If code point is end-of-stream, return finished.
      if (code_point === end_of_stream)
        return finished;

      // 2. If code point is an ASCII code point, return a byte whose
      // value is code point.
      if (isASCIICodePoint(code_point))
        return code_point;

      // 3. If code point is U+E5E5, return error with code point.
      if (code_point === 0xE5E5)
        return encoderError(code_point);

      // 4. If the gbk flag is set and code point is U+20AC, return
      // byte 0x80.
      if (gbk_flag && code_point === 0x20AC)
        return 0x80;

      // 5. Let pointer be the index pointer for code point in index
      // gb18030.
      var pointer = indexPointerFor(code_point, index('gb18030'));

      // 6. If pointer is not null, run these substeps:
      if (pointer !== null) {

        // 1. Let lead be floor(pointer / 190) + 0x81.
        var lead = floor(pointer / 190) + 0x81;

        // 2. Let trail be pointer % 190.
        var trail = pointer % 190;

        // 3. Let offset be 0x40 if trail is less than 0x3F and 0x41 otherwise.
        var offset = trail < 0x3F ? 0x40 : 0x41;

        // 4. Return two bytes whose values are lead and trail + offset.
        return [lead, trail + offset];
      }

      // 7. If gbk flag is set, return error with code point.
      if (gbk_flag)
        return encoderError(code_point);

      // 8. Set pointer to the index gb18030 ranges pointer for code
      // point.
      pointer = indexGB18030RangesPointerFor(code_point);

      // 9. Let byte1 be floor(pointer / 10 / 126 / 10).
      var byte1 = floor(pointer / 10 / 126 / 10);

      // 10. Set pointer to pointer − byte1 × 10 × 126 × 10.
      pointer = pointer - byte1 * 10 * 126 * 10;

      // 11. Let byte2 be floor(pointer / 10 / 126).
      var byte2 = floor(pointer / 10 / 126);

      // 12. Set pointer to pointer − byte2 × 10 × 126.
      pointer = pointer - byte2 * 10 * 126;

      // 13. Let byte3 be floor(pointer / 10).
      var byte3 = floor(pointer / 10);

      // 14. Let byte4 be pointer − byte3 × 10.
      var byte4 = pointer - byte3 * 10;

      // 15. Return four bytes whose values are byte1 + 0x81, byte2 +
      // 0x30, byte3 + 0x81, byte4 + 0x30.
      return [byte1 + 0x81,
              byte2 + 0x30,
              byte3 + 0x81,
              byte4 + 0x30];
    };
  }

  /** @param {{fatal: boolean}} options */
  encoders['gb18030'] = function(options) {
    return new GB18030Encoder(options);
  };
  /** @param {{fatal: boolean}} options */
  decoders['gb18030'] = function(options) {
    return new GB18030Decoder(options);
  };


  //
  // 12. Legacy multi-byte Chinese (traditional) encodings
  //

  // 12.1 Big5

  // 12.1.1 Big5 decoder
  /**
   * @constructor
   * @implements {Decoder}
   * @param {{fatal: boolean}} options
   */
  function Big5Decoder(options) {
    var fatal = options.fatal;
    // Big5's decoder has an associated Big5 lead (initially 0x00).
    var /** @type {number} */ Big5_lead = 0x00;

    /**
     * @param {Stream} stream The stream of bytes being decoded.
     * @param {number} bite The next byte read from the stream.
     * @return {?(number|!Array.<number>)} The next code point(s)
     *     decoded, or null if not enough data exists in the input
     *     stream to decode a complete code point.
     */
    this.handler = function(stream, bite) {
      // 1. If byte is end-of-stream and Big5 lead is not 0x00, set
      // Big5 lead to 0x00 and return error.
      if (bite === end_of_stream && Big5_lead !== 0x00) {
        Big5_lead = 0x00;
        return decoderError(fatal);
      }

      // 2. If byte is end-of-stream and Big5 lead is 0x00, return
      // finished.
      if (bite === end_of_stream && Big5_lead === 0x00)
        return finished;

      // 3. If Big5 lead is not 0x00, let lead be Big5 lead, let
      // pointer be null, set Big5 lead to 0x00, and then run these
      // substeps:
      if (Big5_lead !== 0x00) {
        var lead = Big5_lead;
        var pointer = null;
        Big5_lead = 0x00;

        // 1. Let offset be 0x40 if byte is less than 0x7F and 0x62
        // otherwise.
        var offset = bite < 0x7F ? 0x40 : 0x62;

        // 2. If byte is in the range 0x40 to 0x7E, inclusive, or 0xA1
        // to 0xFE, inclusive, set pointer to (lead − 0x81) × 157 +
        // (byte − offset).
        if (inRange(bite, 0x40, 0x7E) || inRange(bite, 0xA1, 0xFE))
          pointer = (lead - 0x81) * 157 + (bite - offset);

        // 3. If there is a row in the table below whose first column
        // is pointer, return the two code points listed in its second
        // column
        // Pointer | Code points
        // --------+--------------
        // 1133    | U+00CA U+0304
        // 1135    | U+00CA U+030C
        // 1164    | U+00EA U+0304
        // 1166    | U+00EA U+030C
        switch (pointer) {
          case 1133: return [0x00CA, 0x0304];
          case 1135: return [0x00CA, 0x030C];
          case 1164: return [0x00EA, 0x0304];
          case 1166: return [0x00EA, 0x030C];
        }

        // 4. Let code point be null if pointer is null and the index
        // code point for pointer in index Big5 otherwise.
        var code_point = (pointer === null) ? null :
            indexCodePointFor(pointer, index('big5'));

        // 5. If code point is null and byte is an ASCII byte, prepend
        // byte to stream.
        if (code_point === null && isASCIIByte(bite))
          stream.prepend(bite);

        // 6. If code point is null, return error.
        if (code_point === null)
          return decoderError(fatal);

        // 7. Return a code point whose value is code point.
        return code_point;
      }

      // 4. If byte is an ASCII byte, return a code point whose value
      // is byte.
      if (isASCIIByte(bite))
        return bite;

      // 5. If byte is in the range 0x81 to 0xFE, inclusive, set Big5
      // lead to byte and return continue.
      if (inRange(bite, 0x81, 0xFE)) {
        Big5_lead = bite;
        return null;
      }

      // 6. Return error.
      return decoderError(fatal);
    };
  }

  // 12.1.2 Big5 encoder
  /**
   * @constructor
   * @implements {Encoder}
   * @param {{fatal: boolean}} options
   */
  function Big5Encoder(options) {
    var fatal = options.fatal;
    /**
     * @param {Stream} stream Input stream.
     * @param {number} code_point Next code point read from the stream.
     * @return {(number|!Array.<number>)} Byte(s) to emit.
     */
    this.handler = function(stream, code_point) {
      // 1. If code point is end-of-stream, return finished.
      if (code_point === end_of_stream)
        return finished;

      // 2. If code point is an ASCII code point, return a byte whose
      // value is code point.
      if (isASCIICodePoint(code_point))
        return code_point;

      // 3. Let pointer be the index Big5 pointer for code point.
      var pointer = indexBig5PointerFor(code_point);

      // 4. If pointer is null, return error with code point.
      if (pointer === null)
        return encoderError(code_point);

      // 5. Let lead be floor(pointer / 157) + 0x81.
      var lead = floor(pointer / 157) + 0x81;

      // 6. If lead is less than 0xA1, return error with code point.
      if (lead < 0xA1)
        return encoderError(code_point);

      // 7. Let trail be pointer % 157.
      var trail = pointer % 157;

      // 8. Let offset be 0x40 if trail is less than 0x3F and 0x62
      // otherwise.
      var offset = trail < 0x3F ? 0x40 : 0x62;

      // Return two bytes whose values are lead and trail + offset.
      return [lead, trail + offset];
    };
  }

  /** @param {{fatal: boolean}} options */
  encoders['Big5'] = function(options) {
    return new Big5Encoder(options);
  };
  /** @param {{fatal: boolean}} options */
  decoders['Big5'] = function(options) {
    return new Big5Decoder(options);
  };


  //
  // 13. Legacy multi-byte Japanese encodings
  //

  // 13.1 euc-jp

  // 13.1.1 euc-jp decoder
  /**
   * @constructor
   * @implements {Decoder}
   * @param {{fatal: boolean}} options
   */
  function EUCJPDecoder(options) {
    var fatal = options.fatal;

    // euc-jp's decoder has an associated euc-jp jis0212 flag
    // (initially unset) and euc-jp lead (initially 0x00).
    var /** @type {boolean} */ eucjp_jis0212_flag = false,
        /** @type {number} */ eucjp_lead = 0x00;

    /**
     * @param {Stream} stream The stream of bytes being decoded.
     * @param {number} bite The next byte read from the stream.
     * @return {?(number|!Array.<number>)} The next code point(s)
     *     decoded, or null if not enough data exists in the input
     *     stream to decode a complete code point.
     */
    this.handler = function(stream, bite) {
      // 1. If byte is end-of-stream and euc-jp lead is not 0x00, set
      // euc-jp lead to 0x00, and return error.
      if (bite === end_of_stream && eucjp_lead !== 0x00) {
        eucjp_lead = 0x00;
        return decoderError(fatal);
      }

      // 2. If byte is end-of-stream and euc-jp lead is 0x00, return
      // finished.
      if (bite === end_of_stream && eucjp_lead === 0x00)
        return finished;

      // 3. If euc-jp lead is 0x8E and byte is in the range 0xA1 to
      // 0xDF, inclusive, set euc-jp lead to 0x00 and return a code
      // point whose value is 0xFF61 − 0xA1 + byte.
      if (eucjp_lead === 0x8E && inRange(bite, 0xA1, 0xDF)) {
        eucjp_lead = 0x00;
        return 0xFF61 - 0xA1 + bite;
      }

      // 4. If euc-jp lead is 0x8F and byte is in the range 0xA1 to
      // 0xFE, inclusive, set the euc-jp jis0212 flag, set euc-jp lead
      // to byte, and return continue.
      if (eucjp_lead === 0x8F && inRange(bite, 0xA1, 0xFE)) {
        eucjp_jis0212_flag = true;
        eucjp_lead = bite;
        return null;
      }

      // 5. If euc-jp lead is not 0x00, let lead be euc-jp lead, set
      // euc-jp lead to 0x00, and run these substeps:
      if (eucjp_lead !== 0x00) {
        var lead = eucjp_lead;
        eucjp_lead = 0x00;

        // 1. Let code point be null.
        var code_point = null;

        // 2. If lead and byte are both in the range 0xA1 to 0xFE,
        // inclusive, set code point to the index code point for (lead
        // − 0xA1) × 94 + byte − 0xA1 in index jis0208 if the euc-jp
        // jis0212 flag is unset and in index jis0212 otherwise.
        if (inRange(lead, 0xA1, 0xFE) && inRange(bite, 0xA1, 0xFE)) {
          code_point = indexCodePointFor(
            (lead - 0xA1) * 94 + (bite - 0xA1),
            index(!eucjp_jis0212_flag ? 'jis0208' : 'jis0212'));
        }

        // 3. Unset the euc-jp jis0212 flag.
        eucjp_jis0212_flag = false;

        // 4. If byte is not in the range 0xA1 to 0xFE, inclusive,
        // prepend byte to stream.
        if (!inRange(bite, 0xA1, 0xFE))
          stream.prepend(bite);

        // 5. If code point is null, return error.
        if (code_point === null)
          return decoderError(fatal);

        // 6. Return a code point whose value is code point.
        return code_point;
      }

      // 6. If byte is an ASCII byte, return a code point whose value
      // is byte.
      if (isASCIIByte(bite))
        return bite;

      // 7. If byte is 0x8E, 0x8F, or in the range 0xA1 to 0xFE,
      // inclusive, set euc-jp lead to byte and return continue.
      if (bite === 0x8E || bite === 0x8F || inRange(bite, 0xA1, 0xFE)) {
        eucjp_lead = bite;
        return null;
      }

      // 8. Return error.
      return decoderError(fatal);
    };
  }

  // 13.1.2 euc-jp encoder
  /**
   * @constructor
   * @implements {Encoder}
   * @param {{fatal: boolean}} options
   */
  function EUCJPEncoder(options) {
    var fatal = options.fatal;
    /**
     * @param {Stream} stream Input stream.
     * @param {number} code_point Next code point read from the stream.
     * @return {(number|!Array.<number>)} Byte(s) to emit.
     */
    this.handler = function(stream, code_point) {
      // 1. If code point is end-of-stream, return finished.
      if (code_point === end_of_stream)
        return finished;

      // 2. If code point is an ASCII code point, return a byte whose
      // value is code point.
      if (isASCIICodePoint(code_point))
        return code_point;

      // 3. If code point is U+00A5, return byte 0x5C.
      if (code_point === 0x00A5)
        return 0x5C;

      // 4. If code point is U+203E, return byte 0x7E.
      if (code_point === 0x203E)
        return 0x7E;

      // 5. If code point is in the range U+FF61 to U+FF9F, inclusive,
      // return two bytes whose values are 0x8E and code point −
      // 0xFF61 + 0xA1.
      if (inRange(code_point, 0xFF61, 0xFF9F))
        return [0x8E, code_point - 0xFF61 + 0xA1];

      // 6. If code point is U+2212, set it to U+FF0D.
      if (code_point === 0x2212)
        code_point = 0xFF0D;

      // 7. Let pointer be the index pointer for code point in index
      // jis0208.
      var pointer = indexPointerFor(code_point, index('jis0208'));

      // 8. If pointer is null, return error with code point.
      if (pointer === null)
        return encoderError(code_point);

      // 9. Let lead be floor(pointer / 94) + 0xA1.
      var lead = floor(pointer / 94) + 0xA1;

      // 10. Let trail be pointer % 94 + 0xA1.
      var trail = pointer % 94 + 0xA1;

      // 11. Return two bytes whose values are lead and trail.
      return [lead, trail];
    };
  }

  /** @param {{fatal: boolean}} options */
  encoders['EUC-JP'] = function(options) {
    return new EUCJPEncoder(options);
  };
  /** @param {{fatal: boolean}} options */
  decoders['EUC-JP'] = function(options) {
    return new EUCJPDecoder(options);
  };

  // 13.2 iso-2022-jp

  // 13.2.1 iso-2022-jp decoder
  /**
   * @constructor
   * @implements {Decoder}
   * @param {{fatal: boolean}} options
   */
  function ISO2022JPDecoder(options) {
    var fatal = options.fatal;
    /** @enum */
    var states = {
      ASCII: 0,
      Roman: 1,
      Katakana: 2,
      LeadByte: 3,
      TrailByte: 4,
      EscapeStart: 5,
      Escape: 6
    };
    // iso-2022-jp's decoder has an associated iso-2022-jp decoder
    // state (initially ASCII), iso-2022-jp decoder output state
    // (initially ASCII), iso-2022-jp lead (initially 0x00), and
    // iso-2022-jp output flag (initially unset).
    var /** @type {number} */ iso2022jp_decoder_state = states.ASCII,
        /** @type {number} */ iso2022jp_decoder_output_state = states.ASCII,
        /** @type {number} */ iso2022jp_lead = 0x00,
        /** @type {boolean} */ iso2022jp_output_flag = false;
    /**
     * @param {Stream} stream The stream of bytes being decoded.
     * @param {number} bite The next byte read from the stream.
     * @return {?(number|!Array.<number>)} The next code point(s)
     *     decoded, or null if not enough data exists in the input
     *     stream to decode a complete code point.
     */
    this.handler = function(stream, bite) {
      // switching on iso-2022-jp decoder state:
      switch (iso2022jp_decoder_state) {
      default:
      case states.ASCII:
        // ASCII
        // Based on byte:

        // 0x1B
        if (bite === 0x1B) {
          // Set iso-2022-jp decoder state to escape start and return
          // continue.
          iso2022jp_decoder_state = states.EscapeStart;
          return null;
        }

        // 0x00 to 0x7F, excluding 0x0E, 0x0F, and 0x1B
        if (inRange(bite, 0x00, 0x7F) && bite !== 0x0E
            && bite !== 0x0F && bite !== 0x1B) {
          // Unset the iso-2022-jp output flag and return a code point
          // whose value is byte.
          iso2022jp_output_flag = false;
          return bite;
        }

        // end-of-stream
        if (bite === end_of_stream) {
          // Return finished.
          return finished;
        }

        // Otherwise
        // Unset the iso-2022-jp output flag and return error.
        iso2022jp_output_flag = false;
        return decoderError(fatal);

      case states.Roman:
        // Roman
        // Based on byte:

        // 0x1B
        if (bite === 0x1B) {
          // Set iso-2022-jp decoder state to escape start and return
          // continue.
          iso2022jp_decoder_state = states.EscapeStart;
          return null;
        }

        // 0x5C
        if (bite === 0x5C) {
          // Unset the iso-2022-jp output flag and return code point
          // U+00A5.
          iso2022jp_output_flag = false;
          return 0x00A5;
        }

        // 0x7E
        if (bite === 0x7E) {
          // Unset the iso-2022-jp output flag and return code point
          // U+203E.
          iso2022jp_output_flag = false;
          return 0x203E;
        }

        // 0x00 to 0x7F, excluding 0x0E, 0x0F, 0x1B, 0x5C, and 0x7E
        if (inRange(bite, 0x00, 0x7F) && bite !== 0x0E && bite !== 0x0F
            && bite !== 0x1B && bite !== 0x5C && bite !== 0x7E) {
          // Unset the iso-2022-jp output flag and return a code point
          // whose value is byte.
          iso2022jp_output_flag = false;
          return bite;
        }

        // end-of-stream
        if (bite === end_of_stream) {
          // Return finished.
          return finished;
        }

        // Otherwise
        // Unset the iso-2022-jp output flag and return error.
        iso2022jp_output_flag = false;
        return decoderError(fatal);

      case states.Katakana:
        // Katakana
        // Based on byte:

        // 0x1B
        if (bite === 0x1B) {
          // Set iso-2022-jp decoder state to escape start and return
          // continue.
          iso2022jp_decoder_state = states.EscapeStart;
          return null;
        }

        // 0x21 to 0x5F
        if (inRange(bite, 0x21, 0x5F)) {
          // Unset the iso-2022-jp output flag and return a code point
          // whose value is 0xFF61 − 0x21 + byte.
          iso2022jp_output_flag = false;
          return 0xFF61 - 0x21 + bite;
        }

        // end-of-stream
        if (bite === end_of_stream) {
          // Return finished.
          return finished;
        }

        // Otherwise
        // Unset the iso-2022-jp output flag and return error.
        iso2022jp_output_flag = false;
        return decoderError(fatal);

      case states.LeadByte:
        // Lead byte
        // Based on byte:

        // 0x1B
        if (bite === 0x1B) {
          // Set iso-2022-jp decoder state to escape start and return
          // continue.
          iso2022jp_decoder_state = states.EscapeStart;
          return null;
        }

        // 0x21 to 0x7E
        if (inRange(bite, 0x21, 0x7E)) {
          // Unset the iso-2022-jp output flag, set iso-2022-jp lead
          // to byte, iso-2022-jp decoder state to trail byte, and
          // return continue.
          iso2022jp_output_flag = false;
          iso2022jp_lead = bite;
          iso2022jp_decoder_state = states.TrailByte;
          return null;
        }

        // end-of-stream
        if (bite === end_of_stream) {
          // Return finished.
          return finished;
        }

        // Otherwise
        // Unset the iso-2022-jp output flag and return error.
        iso2022jp_output_flag = false;
        return decoderError(fatal);

      case states.TrailByte:
        // Trail byte
        // Based on byte:

        // 0x1B
        if (bite === 0x1B) {
          // Set iso-2022-jp decoder state to escape start and return
          // continue.
          iso2022jp_decoder_state = states.EscapeStart;
          return decoderError(fatal);
        }

        // 0x21 to 0x7E
        if (inRange(bite, 0x21, 0x7E)) {
          // 1. Set the iso-2022-jp decoder state to lead byte.
          iso2022jp_decoder_state = states.LeadByte;

          // 2. Let pointer be (iso-2022-jp lead − 0x21) × 94 + byte − 0x21.
          var pointer = (iso2022jp_lead - 0x21) * 94 + bite - 0x21;

          // 3. Let code point be the index code point for pointer in
          // index jis0208.
          var code_point = indexCodePointFor(pointer, index('jis0208'));

          // 4. If code point is null, return error.
          if (code_point === null)
            return decoderError(fatal);

          // 5. Return a code point whose value is code point.
          return code_point;
        }

        // end-of-stream
        if (bite === end_of_stream) {
          // Set the iso-2022-jp decoder state to lead byte, prepend
          // byte to stream, and return error.
          iso2022jp_decoder_state = states.LeadByte;
          stream.prepend(bite);
          return decoderError(fatal);
        }

        // Otherwise
        // Set iso-2022-jp decoder state to lead byte and return
        // error.
        iso2022jp_decoder_state = states.LeadByte;
        return decoderError(fatal);

      case states.EscapeStart:
        // Escape start

        // 1. If byte is either 0x24 or 0x28, set iso-2022-jp lead to
        // byte, iso-2022-jp decoder state to escape, and return
        // continue.
        if (bite === 0x24 || bite === 0x28) {
          iso2022jp_lead = bite;
          iso2022jp_decoder_state = states.Escape;
          return null;
        }

        // 2. Prepend byte to stream.
        stream.prepend(bite);

        // 3. Unset the iso-2022-jp output flag, set iso-2022-jp
        // decoder state to iso-2022-jp decoder output state, and
        // return error.
        iso2022jp_output_flag = false;
        iso2022jp_decoder_state = iso2022jp_decoder_output_state;
        return decoderError(fatal);

      case states.Escape:
        // Escape

        // 1. Let lead be iso-2022-jp lead and set iso-2022-jp lead to
        // 0x00.
        var lead = iso2022jp_lead;
        iso2022jp_lead = 0x00;

        // 2. Let state be null.
        var state = null;

        // 3. If lead is 0x28 and byte is 0x42, set state to ASCII.
        if (lead === 0x28 && bite === 0x42)
          state = states.ASCII;

        // 4. If lead is 0x28 and byte is 0x4A, set state to Roman.
        if (lead === 0x28 && bite === 0x4A)
          state = states.Roman;

        // 5. If lead is 0x28 and byte is 0x49, set state to Katakana.
        if (lead === 0x28 && bite === 0x49)
          state = states.Katakana;

        // 6. If lead is 0x24 and byte is either 0x40 or 0x42, set
        // state to lead byte.
        if (lead === 0x24 && (bite === 0x40 || bite === 0x42))
          state = states.LeadByte;

        // 7. If state is non-null, run these substeps:
        if (state !== null) {
          // 1. Set iso-2022-jp decoder state and iso-2022-jp decoder
          // output state to states.
          iso2022jp_decoder_state = iso2022jp_decoder_state = state;

          // 2. Let output flag be the iso-2022-jp output flag.
          var output_flag = iso2022jp_output_flag;

          // 3. Set the iso-2022-jp output flag.
          iso2022jp_output_flag = true;

          // 4. Return continue, if output flag is unset, and error
          // otherwise.
          return !output_flag ? null : decoderError(fatal);
        }

        // 8. Prepend lead and byte to stream.
        stream.prepend([lead, bite]);

        // 9. Unset the iso-2022-jp output flag, set iso-2022-jp
        // decoder state to iso-2022-jp decoder output state and
        // return error.
        iso2022jp_output_flag = false;
        iso2022jp_decoder_state = iso2022jp_decoder_output_state;
        return decoderError(fatal);
      }
    };
  }

  // 13.2.2 iso-2022-jp encoder
  /**
   * @constructor
   * @implements {Encoder}
   * @param {{fatal: boolean}} options
   */
  function ISO2022JPEncoder(options) {
    var fatal = options.fatal;
    // iso-2022-jp's encoder has an associated iso-2022-jp encoder
    // state which is one of ASCII, Roman, and jis0208 (initially
    // ASCII).
    /** @enum */
    var states = {
      ASCII: 0,
      Roman: 1,
      jis0208: 2
    };
    var /** @type {number} */ iso2022jp_state = states.ASCII;
    /**
     * @param {Stream} stream Input stream.
     * @param {number} code_point Next code point read from the stream.
     * @return {(number|!Array.<number>)} Byte(s) to emit.
     */
    this.handler = function(stream, code_point) {
      // 1. If code point is end-of-stream and iso-2022-jp encoder
      // state is not ASCII, prepend code point to stream, set
      // iso-2022-jp encoder state to ASCII, and return three bytes
      // 0x1B 0x28 0x42.
      if (code_point === end_of_stream &&
          iso2022jp_state !== states.ASCII) {
        stream.prepend(code_point);
        iso2022jp_state = states.ASCII;
        return [0x1B, 0x28, 0x42];
      }

      // 2. If code point is end-of-stream and iso-2022-jp encoder
      // state is ASCII, return finished.
      if (code_point === end_of_stream && iso2022jp_state === states.ASCII)
        return finished;

      // 3. If ISO-2022-JP encoder state is ASCII or Roman, and code
      // point is U+000E, U+000F, or U+001B, return error with U+FFFD.
      if ((iso2022jp_state === states.ASCII ||
           iso2022jp_state === states.Roman) &&
          (code_point === 0x000E || code_point === 0x000F ||
           code_point === 0x001B)) {
        return encoderError(0xFFFD);
      }

      // 4. If iso-2022-jp encoder state is ASCII and code point is an
      // ASCII code point, return a byte whose value is code point.
      if (iso2022jp_state === states.ASCII &&
          isASCIICodePoint(code_point))
        return code_point;

      // 5. If iso-2022-jp encoder state is Roman and code point is an
      // ASCII code point, excluding U+005C and U+007E, or is U+00A5
      // or U+203E, run these substeps:
      if (iso2022jp_state === states.Roman &&
          ((isASCIICodePoint(code_point) &&
           code_point !== 0x005C && code_point !== 0x007E) ||
          (code_point == 0x00A5 || code_point == 0x203E))) {

        // 1. If code point is an ASCII code point, return a byte
        // whose value is code point.
        if (isASCIICodePoint(code_point))
          return code_point;

        // 2. If code point is U+00A5, return byte 0x5C.
        if (code_point === 0x00A5)
          return 0x5C;

        // 3. If code point is U+203E, return byte 0x7E.
        if (code_point === 0x203E)
          return 0x7E;
      }

      // 6. If code point is an ASCII code point, and iso-2022-jp
      // encoder state is not ASCII, prepend code point to stream, set
      // iso-2022-jp encoder state to ASCII, and return three bytes
      // 0x1B 0x28 0x42.
      if (isASCIICodePoint(code_point) &&
          iso2022jp_state !== states.ASCII) {
        stream.prepend(code_point);
        iso2022jp_state = states.ASCII;
        return [0x1B, 0x28, 0x42];
      }

      // 7. If code point is either U+00A5 or U+203E, and iso-2022-jp
      // encoder state is not Roman, prepend code point to stream, set
      // iso-2022-jp encoder state to Roman, and return three bytes
      // 0x1B 0x28 0x4A.
      if ((code_point === 0x00A5 || code_point === 0x203E) &&
          iso2022jp_state !== states.Roman) {
        stream.prepend(code_point);
        iso2022jp_state = states.Roman;
        return [0x1B, 0x28, 0x4A];
      }

      // 8. If code point is U+2212, set it to U+FF0D.
      if (code_point === 0x2212)
        code_point = 0xFF0D;

      // 9. Let pointer be the index pointer for code point in index
      // jis0208.
      var pointer = indexPointerFor(code_point, index('jis0208'));

      // 10. If pointer is null, return error with code point.
      if (pointer === null)
        return encoderError(code_point);

      // 11. If iso-2022-jp encoder state is not jis0208, prepend code
      // point to stream, set iso-2022-jp encoder state to jis0208,
      // and return three bytes 0x1B 0x24 0x42.
      if (iso2022jp_state !== states.jis0208) {
        stream.prepend(code_point);
        iso2022jp_state = states.jis0208;
        return [0x1B, 0x24, 0x42];
      }

      // 12. Let lead be floor(pointer / 94) + 0x21.
      var lead = floor(pointer / 94) + 0x21;

      // 13. Let trail be pointer % 94 + 0x21.
      var trail = pointer % 94 + 0x21;

      // 14. Return two bytes whose values are lead and trail.
      return [lead, trail];
    };
  }

  /** @param {{fatal: boolean}} options */
  encoders['ISO-2022-JP'] = function(options) {
    return new ISO2022JPEncoder(options);
  };
  /** @param {{fatal: boolean}} options */
  decoders['ISO-2022-JP'] = function(options) {
    return new ISO2022JPDecoder(options);
  };

  // 13.3 Shift_JIS

  // 13.3.1 Shift_JIS decoder
  /**
   * @constructor
   * @implements {Decoder}
   * @param {{fatal: boolean}} options
   */
  function ShiftJISDecoder(options) {
    var fatal = options.fatal;
    // Shift_JIS's decoder has an associated Shift_JIS lead (initially
    // 0x00).
    var /** @type {number} */ Shift_JIS_lead = 0x00;
    /**
     * @param {Stream} stream The stream of bytes being decoded.
     * @param {number} bite The next byte read from the stream.
     * @return {?(number|!Array.<number>)} The next code point(s)
     *     decoded, or null if not enough data exists in the input
     *     stream to decode a complete code point.
     */
    this.handler = function(stream, bite) {
      // 1. If byte is end-of-stream and Shift_JIS lead is not 0x00,
      // set Shift_JIS lead to 0x00 and return error.
      if (bite === end_of_stream && Shift_JIS_lead !== 0x00) {
        Shift_JIS_lead = 0x00;
        return decoderError(fatal);
      }

      // 2. If byte is end-of-stream and Shift_JIS lead is 0x00,
      // return finished.
      if (bite === end_of_stream && Shift_JIS_lead === 0x00)
        return finished;

      // 3. If Shift_JIS lead is not 0x00, let lead be Shift_JIS lead,
      // let pointer be null, set Shift_JIS lead to 0x00, and then run
      // these substeps:
      if (Shift_JIS_lead !== 0x00) {
        var lead = Shift_JIS_lead;
        var pointer = null;
        Shift_JIS_lead = 0x00;

        // 1. Let offset be 0x40, if byte is less than 0x7F, and 0x41
        // otherwise.
        var offset = (bite < 0x7F) ? 0x40 : 0x41;

        // 2. Let lead offset be 0x81, if lead is less than 0xA0, and
        // 0xC1 otherwise.
        var lead_offset = (lead < 0xA0) ? 0x81 : 0xC1;

        // 3. If byte is in the range 0x40 to 0x7E, inclusive, or 0x80
        // to 0xFC, inclusive, set pointer to (lead − lead offset) ×
        // 188 + byte − offset.
        if (inRange(bite, 0x40, 0x7E) || inRange(bite, 0x80, 0xFC))
          pointer = (lead - lead_offset) * 188 + bite - offset;

        // 4. If pointer is in the range 8836 to 10715, inclusive,
        // return a code point whose value is 0xE000 − 8836 + pointer.
        if (inRange(pointer, 8836, 10715))
          return 0xE000 - 8836 + pointer;

        // 5. Let code point be null, if pointer is null, and the
        // index code point for pointer in index jis0208 otherwise.
        var code_point = (pointer === null) ? null :
              indexCodePointFor(pointer, index('jis0208'));

        // 6. If code point is null and byte is an ASCII byte, prepend
        // byte to stream.
        if (code_point === null && isASCIIByte(bite))
          stream.prepend(bite);

        // 7. If code point is null, return error.
        if (code_point === null)
          return decoderError(fatal);

        // 8. Return a code point whose value is code point.
        return code_point;
      }

      // 4. If byte is an ASCII byte or 0x80, return a code point
      // whose value is byte.
      if (isASCIIByte(bite) || bite === 0x80)
        return bite;

      // 5. If byte is in the range 0xA1 to 0xDF, inclusive, return a
      // code point whose value is 0xFF61 − 0xA1 + byte.
      if (inRange(bite, 0xA1, 0xDF))
        return 0xFF61 - 0xA1 + bite;

      // 6. If byte is in the range 0x81 to 0x9F, inclusive, or 0xE0
      // to 0xFC, inclusive, set Shift_JIS lead to byte and return
      // continue.
      if (inRange(bite, 0x81, 0x9F) || inRange(bite, 0xE0, 0xFC)) {
        Shift_JIS_lead = bite;
        return null;
      }

      // 7. Return error.
      return decoderError(fatal);
    };
  }

  // 13.3.2 Shift_JIS encoder
  /**
   * @constructor
   * @implements {Encoder}
   * @param {{fatal: boolean}} options
   */
  function ShiftJISEncoder(options) {
    var fatal = options.fatal;
    /**
     * @param {Stream} stream Input stream.
     * @param {number} code_point Next code point read from the stream.
     * @return {(number|!Array.<number>)} Byte(s) to emit.
     */
    this.handler = function(stream, code_point) {
      // 1. If code point is end-of-stream, return finished.
      if (code_point === end_of_stream)
        return finished;

      // 2. If code point is an ASCII code point or U+0080, return a
      // byte whose value is code point.
      if (isASCIICodePoint(code_point) || code_point === 0x0080)
        return code_point;

      // 3. If code point is U+00A5, return byte 0x5C.
      if (code_point === 0x00A5)
        return 0x5C;

      // 4. If code point is U+203E, return byte 0x7E.
      if (code_point === 0x203E)
        return 0x7E;

      // 5. If code point is in the range U+FF61 to U+FF9F, inclusive,
      // return a byte whose value is code point − 0xFF61 + 0xA1.
      if (inRange(code_point, 0xFF61, 0xFF9F))
        return code_point - 0xFF61 + 0xA1;

      // 6. If code point is U+2212, set it to U+FF0D.
      if (code_point === 0x2212)
        code_point = 0xFF0D;

      // 7. Let pointer be the index Shift_JIS pointer for code point.
      var pointer = indexShiftJISPointerFor(code_point);

      // 8. If pointer is null, return error with code point.
      if (pointer === null)
        return encoderError(code_point);

      // 9. Let lead be floor(pointer / 188).
      var lead = floor(pointer / 188);

      // 10. Let lead offset be 0x81, if lead is less than 0x1F, and
      // 0xC1 otherwise.
      var lead_offset = (lead < 0x1F) ? 0x81 : 0xC1;

      // 11. Let trail be pointer % 188.
      var trail = pointer % 188;

      // 12. Let offset be 0x40, if trail is less than 0x3F, and 0x41
      // otherwise.
      var offset = (trail < 0x3F) ? 0x40 : 0x41;

      // 13. Return two bytes whose values are lead + lead offset and
      // trail + offset.
      return [lead + lead_offset, trail + offset];
    };
  }

  /** @param {{fatal: boolean}} options */
  encoders['Shift_JIS'] = function(options) {
    return new ShiftJISEncoder(options);
  };
  /** @param {{fatal: boolean}} options */
  decoders['Shift_JIS'] = function(options) {
    return new ShiftJISDecoder(options);
  };

  //
  // 14. Legacy multi-byte Korean encodings
  //

  // 14.1 euc-kr

  // 14.1.1 euc-kr decoder
  /**
   * @constructor
   * @implements {Decoder}
   * @param {{fatal: boolean}} options
   */
  function EUCKRDecoder(options) {
    var fatal = options.fatal;

    // euc-kr's decoder has an associated euc-kr lead (initially 0x00).
    var /** @type {number} */ euckr_lead = 0x00;
    /**
     * @param {Stream} stream The stream of bytes being decoded.
     * @param {number} bite The next byte read from the stream.
     * @return {?(number|!Array.<number>)} The next code point(s)
     *     decoded, or null if not enough data exists in the input
     *     stream to decode a complete code point.
     */
    this.handler = function(stream, bite) {
      // 1. If byte is end-of-stream and euc-kr lead is not 0x00, set
      // euc-kr lead to 0x00 and return error.
      if (bite === end_of_stream && euckr_lead !== 0) {
        euckr_lead = 0x00;
        return decoderError(fatal);
      }

      // 2. If byte is end-of-stream and euc-kr lead is 0x00, return
      // finished.
      if (bite === end_of_stream && euckr_lead === 0)
        return finished;

      // 3. If euc-kr lead is not 0x00, let lead be euc-kr lead, let
      // pointer be null, set euc-kr lead to 0x00, and then run these
      // substeps:
      if (euckr_lead !== 0x00) {
        var lead = euckr_lead;
        var pointer = null;
        euckr_lead = 0x00;

        // 1. If byte is in the range 0x41 to 0xFE, inclusive, set
        // pointer to (lead − 0x81) × 190 + (byte − 0x41).
        if (inRange(bite, 0x41, 0xFE))
          pointer = (lead - 0x81) * 190 + (bite - 0x41);

        // 2. Let code point be null, if pointer is null, and the
        // index code point for pointer in index euc-kr otherwise.
        var code_point = (pointer === null)
              ? null : indexCodePointFor(pointer, index('euc-kr'));

        // 3. If code point is null and byte is an ASCII byte, prepend
        // byte to stream.
        if (pointer === null && isASCIIByte(bite))
          stream.prepend(bite);

        // 4. If code point is null, return error.
        if (code_point === null)
          return decoderError(fatal);

        // 5. Return a code point whose value is code point.
        return code_point;
      }

      // 4. If byte is an ASCII byte, return a code point whose value
      // is byte.
      if (isASCIIByte(bite))
        return bite;

      // 5. If byte is in the range 0x81 to 0xFE, inclusive, set
      // euc-kr lead to byte and return continue.
      if (inRange(bite, 0x81, 0xFE)) {
        euckr_lead = bite;
        return null;
      }

      // 6. Return error.
      return decoderError(fatal);
    };
  }

  // 14.1.2 euc-kr encoder
  /**
   * @constructor
   * @implements {Encoder}
   * @param {{fatal: boolean}} options
   */
  function EUCKREncoder(options) {
    var fatal = options.fatal;
    /**
     * @param {Stream} stream Input stream.
     * @param {number} code_point Next code point read from the stream.
     * @return {(number|!Array.<number>)} Byte(s) to emit.
     */
    this.handler = function(stream, code_point) {
      // 1. If code point is end-of-stream, return finished.
      if (code_point === end_of_stream)
        return finished;

      // 2. If code point is an ASCII code point, return a byte whose
      // value is code point.
      if (isASCIICodePoint(code_point))
        return code_point;

      // 3. Let pointer be the index pointer for code point in index
      // euc-kr.
      var pointer = indexPointerFor(code_point, index('euc-kr'));

      // 4. If pointer is null, return error with code point.
      if (pointer === null)
        return encoderError(code_point);

      // 5. Let lead be floor(pointer / 190) + 0x81.
      var lead = floor(pointer / 190) + 0x81;

      // 6. Let trail be pointer % 190 + 0x41.
      var trail = (pointer % 190) + 0x41;

      // 7. Return two bytes whose values are lead and trail.
      return [lead, trail];
    };
  }

  /** @param {{fatal: boolean}} options */
  encoders['EUC-KR'] = function(options) {
    return new EUCKREncoder(options);
  };
  /** @param {{fatal: boolean}} options */
  decoders['EUC-KR'] = function(options) {
    return new EUCKRDecoder(options);
  };


  //
  // 15. Legacy miscellaneous encodings
  //

  // 15.1 replacement

  // Not needed - API throws RangeError

  // 15.2 Common infrastructure for utf-16be and utf-16le

  /**
   * @param {number} code_unit
   * @param {boolean} utf16be
   * @return {!Array.<number>} bytes
   */
  function convertCodeUnitToBytes(code_unit, utf16be) {
    // 1. Let byte1 be code unit >> 8.
    var byte1 = code_unit >> 8;

    // 2. Let byte2 be code unit & 0x00FF.
    var byte2 = code_unit & 0x00FF;

    // 3. Then return the bytes in order:
        // utf-16be flag is set: byte1, then byte2.
    if (utf16be)
      return [byte1, byte2];
    // utf-16be flag is unset: byte2, then byte1.
    return [byte2, byte1];
  }

  // 15.2.1 shared utf-16 decoder
  /**
   * @constructor
   * @implements {Decoder}
   * @param {boolean} utf16_be True if big-endian, false if little-endian.
   * @param {{fatal: boolean}} options
   */
  function UTF16Decoder(utf16_be, options) {
    var fatal = options.fatal;
    var /** @type {?number} */ utf16_lead_byte = null,
        /** @type {?number} */ utf16_lead_surrogate = null;
    /**
     * @param {Stream} stream The stream of bytes being decoded.
     * @param {number} bite The next byte read from the stream.
     * @return {?(number|!Array.<number>)} The next code point(s)
     *     decoded, or null if not enough data exists in the input
     *     stream to decode a complete code point.
     */
    this.handler = function(stream, bite) {
      // 1. If byte is end-of-stream and either utf-16 lead byte or
      // utf-16 lead surrogate is not null, set utf-16 lead byte and
      // utf-16 lead surrogate to null, and return error.
      if (bite === end_of_stream && (utf16_lead_byte !== null ||
                                utf16_lead_surrogate !== null)) {
        return decoderError(fatal);
      }

      // 2. If byte is end-of-stream and utf-16 lead byte and utf-16
      // lead surrogate are null, return finished.
      if (bite === end_of_stream && utf16_lead_byte === null &&
          utf16_lead_surrogate === null) {
        return finished;
      }

      // 3. If utf-16 lead byte is null, set utf-16 lead byte to byte
      // and return continue.
      if (utf16_lead_byte === null) {
        utf16_lead_byte = bite;
        return null;
      }

      // 4. Let code unit be the result of:
      var code_unit;
      if (utf16_be) {
        // utf-16be decoder flag is set
        //   (utf-16 lead byte << 8) + byte.
        code_unit = (utf16_lead_byte << 8) + bite;
      } else {
        // utf-16be decoder flag is unset
        //   (byte << 8) + utf-16 lead byte.
        code_unit = (bite << 8) + utf16_lead_byte;
      }
      // Then set utf-16 lead byte to null.
      utf16_lead_byte = null;

      // 5. If utf-16 lead surrogate is not null, let lead surrogate
      // be utf-16 lead surrogate, set utf-16 lead surrogate to null,
      // and then run these substeps:
      if (utf16_lead_surrogate !== null) {
        var lead_surrogate = utf16_lead_surrogate;
        utf16_lead_surrogate = null;

        // 1. If code unit is in the range U+DC00 to U+DFFF,
        // inclusive, return a code point whose value is 0x10000 +
        // ((lead surrogate − 0xD800) << 10) + (code unit − 0xDC00).
        if (inRange(code_unit, 0xDC00, 0xDFFF)) {
          return 0x10000 + (lead_surrogate - 0xD800) * 0x400 +
              (code_unit - 0xDC00);
        }

        // 2. Prepend the sequence resulting of converting code unit
        // to bytes using utf-16be decoder flag to stream and return
        // error.
        stream.prepend(convertCodeUnitToBytes(code_unit, utf16_be));
        return decoderError(fatal);
      }

      // 6. If code unit is in the range U+D800 to U+DBFF, inclusive,
      // set utf-16 lead surrogate to code unit and return continue.
      if (inRange(code_unit, 0xD800, 0xDBFF)) {
        utf16_lead_surrogate = code_unit;
        return null;
      }

      // 7. If code unit is in the range U+DC00 to U+DFFF, inclusive,
      // return error.
      if (inRange(code_unit, 0xDC00, 0xDFFF))
        return decoderError(fatal);

      // 8. Return code point code unit.
      return code_unit;
    };
  }

  // 15.2.2 shared utf-16 encoder
  /**
   * @constructor
   * @implements {Encoder}
   * @param {boolean} utf16_be True if big-endian, false if little-endian.
   * @param {{fatal: boolean}} options
   */
  function UTF16Encoder(utf16_be, options) {
    var fatal = options.fatal;
    /**
     * @param {Stream} stream Input stream.
     * @param {number} code_point Next code point read from the stream.
     * @return {(number|!Array.<number>)} Byte(s) to emit.
     */
    this.handler = function(stream, code_point) {
      // 1. If code point is end-of-stream, return finished.
      if (code_point === end_of_stream)
        return finished;

      // 2. If code point is in the range U+0000 to U+FFFF, inclusive,
      // return the sequence resulting of converting code point to
      // bytes using utf-16be encoder flag.
      if (inRange(code_point, 0x0000, 0xFFFF))
        return convertCodeUnitToBytes(code_point, utf16_be);

      // 3. Let lead be ((code point − 0x10000) >> 10) + 0xD800,
      // converted to bytes using utf-16be encoder flag.
      var lead = convertCodeUnitToBytes(
        ((code_point - 0x10000) >> 10) + 0xD800, utf16_be);

      // 4. Let trail be ((code point − 0x10000) & 0x3FF) + 0xDC00,
      // converted to bytes using utf-16be encoder flag.
      var trail = convertCodeUnitToBytes(
        ((code_point - 0x10000) & 0x3FF) + 0xDC00, utf16_be);

      // 5. Return a byte sequence of lead followed by trail.
      return lead.concat(trail);
    };
  }

  // 15.3 utf-16be
  // 15.3.1 utf-16be decoder
  /** @param {{fatal: boolean}} options */
  encoders['UTF-16BE'] = function(options) {
    return new UTF16Encoder(true, options);
  };
  // 15.3.2 utf-16be encoder
  /** @param {{fatal: boolean}} options */
  decoders['UTF-16BE'] = function(options) {
    return new UTF16Decoder(true, options);
  };

  // 15.4 utf-16le
  // 15.4.1 utf-16le decoder
  /** @param {{fatal: boolean}} options */
  encoders['UTF-16LE'] = function(options) {
    return new UTF16Encoder(false, options);
  };
  // 15.4.2 utf-16le encoder
  /** @param {{fatal: boolean}} options */
  decoders['UTF-16LE'] = function(options) {
    return new UTF16Decoder(false, options);
  };

  // 15.5 x-user-defined

  // 15.5.1 x-user-defined decoder
  /**
   * @constructor
   * @implements {Decoder}
   * @param {{fatal: boolean}} options
   */
  function XUserDefinedDecoder(options) {
    var fatal = options.fatal;
    /**
     * @param {Stream} stream The stream of bytes being decoded.
     * @param {number} bite The next byte read from the stream.
     * @return {?(number|!Array.<number>)} The next code point(s)
     *     decoded, or null if not enough data exists in the input
     *     stream to decode a complete code point.
     */
    this.handler = function(stream, bite) {
      // 1. If byte is end-of-stream, return finished.
      if (bite === end_of_stream)
        return finished;

      // 2. If byte is an ASCII byte, return a code point whose value
      // is byte.
      if (isASCIIByte(bite))
        return bite;

      // 3. Return a code point whose value is 0xF780 + byte − 0x80.
      return 0xF780 + bite - 0x80;
    };
  }

  // 15.5.2 x-user-defined encoder
  /**
   * @constructor
   * @implements {Encoder}
   * @param {{fatal: boolean}} options
   */
  function XUserDefinedEncoder(options) {
    var fatal = options.fatal;
    /**
     * @param {Stream} stream Input stream.
     * @param {number} code_point Next code point read from the stream.
     * @return {(number|!Array.<number>)} Byte(s) to emit.
     */
    this.handler = function(stream, code_point) {
      // 1.If code point is end-of-stream, return finished.
      if (code_point === end_of_stream)
        return finished;

      // 2. If code point is an ASCII code point, return a byte whose
      // value is code point.
      if (isASCIICodePoint(code_point))
        return code_point;

      // 3. If code point is in the range U+F780 to U+F7FF, inclusive,
      // return a byte whose value is code point − 0xF780 + 0x80.
      if (inRange(code_point, 0xF780, 0xF7FF))
        return code_point - 0xF780 + 0x80;

      // 4. Return error with code point.
      return encoderError(code_point);
    };
  }

  /** @param {{fatal: boolean}} options */
  encoders['x-user-defined'] = function(options) {
    return new XUserDefinedEncoder(options);
  };
  /** @param {{fatal: boolean}} options */
  decoders['x-user-defined'] = function(options) {
    return new XUserDefinedDecoder(options);
  };

  if (!global['TextEncoder'])
    global['TextEncoder'] = TextEncoder;
  if (!global['TextDecoder'])
    global['TextDecoder'] = TextDecoder;

  if (typeof module !== "undefined" && module.exports) {
    module.exports = {
      TextEncoder: global['TextEncoder'],
      TextDecoder: global['TextDecoder'],
      EncodingIndexes: global["encoding-indexes"]
    };
  }

// For strict environments where `this` inside the global scope
// is `undefined`, take a pure object instead
}(this || {}));
},{"./encoding-indexes.js":84}],86:[function(require,module,exports){
/*!

 diff v4.0.1

Software License Agreement (BSD License)

Copyright (c) 2009-2015, Kevin Decker <kpdecker@gmail.com>

All rights reserved.

Redistribution and use of this software in source and binary forms, with or without modification,
are permitted provided that the following conditions are met:

* Redistributions of source code must retain the above
  copyright notice, this list of conditions and the
  following disclaimer.

* Redistributions in binary form must reproduce the above
  copyright notice, this list of conditions and the
  following disclaimer in the documentation and/or other
  materials provided with the distribution.

* Neither the name of Kevin Decker nor the names of its
  contributors may be used to endorse or promote products
  derived from this software without specific prior
  written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
@license
*/
(function (global, factory) {
  typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
  typeof define === 'function' && define.amd ? define(['exports'], factory) :
  (global = global || self, factory(global.Diff = {}));
}(this, function (exports) { 'use strict';

  function Diff() {}
  Diff.prototype = {
    diff: function diff(oldString, newString) {
      var options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
      var callback = options.callback;

      if (typeof options === 'function') {
        callback = options;
        options = {};
      }

      this.options = options;
      var self = this;

      function done(value) {
        if (callback) {
          setTimeout(function () {
            callback(undefined, value);
          }, 0);
          return true;
        } else {
          return value;
        }
      } // Allow subclasses to massage the input prior to running


      oldString = this.castInput(oldString);
      newString = this.castInput(newString);
      oldString = this.removeEmpty(this.tokenize(oldString));
      newString = this.removeEmpty(this.tokenize(newString));
      var newLen = newString.length,
          oldLen = oldString.length;
      var editLength = 1;
      var maxEditLength = newLen + oldLen;
      var bestPath = [{
        newPos: -1,
        components: []
      }]; // Seed editLength = 0, i.e. the content starts with the same values

      var oldPos = this.extractCommon(bestPath[0], newString, oldString, 0);

      if (bestPath[0].newPos + 1 >= newLen && oldPos + 1 >= oldLen) {
        // Identity per the equality and tokenizer
        return done([{
          value: this.join(newString),
          count: newString.length
        }]);
      } // Main worker method. checks all permutations of a given edit length for acceptance.


      function execEditLength() {
        for (var diagonalPath = -1 * editLength; diagonalPath <= editLength; diagonalPath += 2) {
          var basePath = void 0;

          var addPath = bestPath[diagonalPath - 1],
              removePath = bestPath[diagonalPath + 1],
              _oldPos = (removePath ? removePath.newPos : 0) - diagonalPath;

          if (addPath) {
            // No one else is going to attempt to use this value, clear it
            bestPath[diagonalPath - 1] = undefined;
          }

          var canAdd = addPath && addPath.newPos + 1 < newLen,
              canRemove = removePath && 0 <= _oldPos && _oldPos < oldLen;

          if (!canAdd && !canRemove) {
            // If this path is a terminal then prune
            bestPath[diagonalPath] = undefined;
            continue;
          } // Select the diagonal that we want to branch from. We select the prior
          // path whose position in the new string is the farthest from the origin
          // and does not pass the bounds of the diff graph


          if (!canAdd || canRemove && addPath.newPos < removePath.newPos) {
            basePath = clonePath(removePath);
            self.pushComponent(basePath.components, undefined, true);
          } else {
            basePath = addPath; // No need to clone, we've pulled it from the list

            basePath.newPos++;
            self.pushComponent(basePath.components, true, undefined);
          }

          _oldPos = self.extractCommon(basePath, newString, oldString, diagonalPath); // If we have hit the end of both strings, then we are done

          if (basePath.newPos + 1 >= newLen && _oldPos + 1 >= oldLen) {
            return done(buildValues(self, basePath.components, newString, oldString, self.useLongestToken));
          } else {
            // Otherwise track this path as a potential candidate and continue.
            bestPath[diagonalPath] = basePath;
          }
        }

        editLength++;
      } // Performs the length of edit iteration. Is a bit fugly as this has to support the
      // sync and async mode which is never fun. Loops over execEditLength until a value
      // is produced.


      if (callback) {
        (function exec() {
          setTimeout(function () {
            // This should not happen, but we want to be safe.

            /* istanbul ignore next */
            if (editLength > maxEditLength) {
              return callback();
            }

            if (!execEditLength()) {
              exec();
            }
          }, 0);
        })();
      } else {
        while (editLength <= maxEditLength) {
          var ret = execEditLength();

          if (ret) {
            return ret;
          }
        }
      }
    },
    pushComponent: function pushComponent(components, added, removed) {
      var last = components[components.length - 1];

      if (last && last.added === added && last.removed === removed) {
        // We need to clone here as the component clone operation is just
        // as shallow array clone
        components[components.length - 1] = {
          count: last.count + 1,
          added: added,
          removed: removed
        };
      } else {
        components.push({
          count: 1,
          added: added,
          removed: removed
        });
      }
    },
    extractCommon: function extractCommon(basePath, newString, oldString, diagonalPath) {
      var newLen = newString.length,
          oldLen = oldString.length,
          newPos = basePath.newPos,
          oldPos = newPos - diagonalPath,
          commonCount = 0;

      while (newPos + 1 < newLen && oldPos + 1 < oldLen && this.equals(newString[newPos + 1], oldString[oldPos + 1])) {
        newPos++;
        oldPos++;
        commonCount++;
      }

      if (commonCount) {
        basePath.components.push({
          count: commonCount
        });
      }

      basePath.newPos = newPos;
      return oldPos;
    },
    equals: function equals(left, right) {
      if (this.options.comparator) {
        return this.options.comparator(left, right);
      } else {
        return left === right || this.options.ignoreCase && left.toLowerCase() === right.toLowerCase();
      }
    },
    removeEmpty: function removeEmpty(array) {
      var ret = [];

      for (var i = 0; i < array.length; i++) {
        if (array[i]) {
          ret.push(array[i]);
        }
      }

      return ret;
    },
    castInput: function castInput(value) {
      return value;
    },
    tokenize: function tokenize(value) {
      return value.split('');
    },
    join: function join(chars) {
      return chars.join('');
    }
  };

  function buildValues(diff, components, newString, oldString, useLongestToken) {
    var componentPos = 0,
        componentLen = components.length,
        newPos = 0,
        oldPos = 0;

    for (; componentPos < componentLen; componentPos++) {
      var component = components[componentPos];

      if (!component.removed) {
        if (!component.added && useLongestToken) {
          var value = newString.slice(newPos, newPos + component.count);
          value = value.map(function (value, i) {
            var oldValue = oldString[oldPos + i];
            return oldValue.length > value.length ? oldValue : value;
          });
          component.value = diff.join(value);
        } else {
          component.value = diff.join(newString.slice(newPos, newPos + component.count));
        }

        newPos += component.count; // Common case

        if (!component.added) {
          oldPos += component.count;
        }
      } else {
        component.value = diff.join(oldString.slice(oldPos, oldPos + component.count));
        oldPos += component.count; // Reverse add and remove so removes are output first to match common convention
        // The diffing algorithm is tied to add then remove output and this is the simplest
        // route to get the desired output with minimal overhead.

        if (componentPos && components[componentPos - 1].added) {
          var tmp = components[componentPos - 1];
          components[componentPos - 1] = components[componentPos];
          components[componentPos] = tmp;
        }
      }
    } // Special case handle for when one terminal is ignored (i.e. whitespace).
    // For this case we merge the terminal into the prior string and drop the change.
    // This is only available for string mode.


    var lastComponent = components[componentLen - 1];

    if (componentLen > 1 && typeof lastComponent.value === 'string' && (lastComponent.added || lastComponent.removed) && diff.equals('', lastComponent.value)) {
      components[componentLen - 2].value += lastComponent.value;
      components.pop();
    }

    return components;
  }

  function clonePath(path) {
    return {
      newPos: path.newPos,
      components: path.components.slice(0)
    };
  }

  var characterDiff = new Diff();
  function diffChars(oldStr, newStr, options) {
    return characterDiff.diff(oldStr, newStr, options);
  }

  function generateOptions(options, defaults) {
    if (typeof options === 'function') {
      defaults.callback = options;
    } else if (options) {
      for (var name in options) {
        /* istanbul ignore else */
        if (options.hasOwnProperty(name)) {
          defaults[name] = options[name];
        }
      }
    }

    return defaults;
  }

  //
  // Ranges and exceptions:
  // Latin-1 Supplement, 0080–00FF
  //  - U+00D7  × Multiplication sign
  //  - U+00F7  ÷ Division sign
  // Latin Extended-A, 0100–017F
  // Latin Extended-B, 0180–024F
  // IPA Extensions, 0250–02AF
  // Spacing Modifier Letters, 02B0–02FF
  //  - U+02C7  ˇ &#711;  Caron
  //  - U+02D8  ˘ &#728;  Breve
  //  - U+02D9  ˙ &#729;  Dot Above
  //  - U+02DA  ˚ &#730;  Ring Above
  //  - U+02DB  ˛ &#731;  Ogonek
  //  - U+02DC  ˜ &#732;  Small Tilde
  //  - U+02DD  ˝ &#733;  Double Acute Accent
  // Latin Extended Additional, 1E00–1EFF

  var extendedWordChars = /^[A-Za-z\xC0-\u02C6\u02C8-\u02D7\u02DE-\u02FF\u1E00-\u1EFF]+$/;
  var reWhitespace = /\S/;
  var wordDiff = new Diff();

  wordDiff.equals = function (left, right) {
    if (this.options.ignoreCase) {
      left = left.toLowerCase();
      right = right.toLowerCase();
    }

    return left === right || this.options.ignoreWhitespace && !reWhitespace.test(left) && !reWhitespace.test(right);
  };

  wordDiff.tokenize = function (value) {
    var tokens = value.split(/(\s+|[()[\]{}'"]|\b)/); // Join the boundary splits that we do not consider to be boundaries. This is primarily the extended Latin character set.

    for (var i = 0; i < tokens.length - 1; i++) {
      // If we have an empty string in the next field and we have only word chars before and after, merge
      if (!tokens[i + 1] && tokens[i + 2] && extendedWordChars.test(tokens[i]) && extendedWordChars.test(tokens[i + 2])) {
        tokens[i] += tokens[i + 2];
        tokens.splice(i + 1, 2);
        i--;
      }
    }

    return tokens;
  };

  function diffWords(oldStr, newStr, options) {
    options = generateOptions(options, {
      ignoreWhitespace: true
    });
    return wordDiff.diff(oldStr, newStr, options);
  }
  function diffWordsWithSpace(oldStr, newStr, options) {
    return wordDiff.diff(oldStr, newStr, options);
  }

  var lineDiff = new Diff();

  lineDiff.tokenize = function (value) {
    var retLines = [],
        linesAndNewlines = value.split(/(\n|\r\n)/); // Ignore the final empty token that occurs if the string ends with a new line

    if (!linesAndNewlines[linesAndNewlines.length - 1]) {
      linesAndNewlines.pop();
    } // Merge the content and line separators into single tokens


    for (var i = 0; i < linesAndNewlines.length; i++) {
      var line = linesAndNewlines[i];

      if (i % 2 && !this.options.newlineIsToken) {
        retLines[retLines.length - 1] += line;
      } else {
        if (this.options.ignoreWhitespace) {
          line = line.trim();
        }

        retLines.push(line);
      }
    }

    return retLines;
  };

  function diffLines(oldStr, newStr, callback) {
    return lineDiff.diff(oldStr, newStr, callback);
  }
  function diffTrimmedLines(oldStr, newStr, callback) {
    var options = generateOptions(callback, {
      ignoreWhitespace: true
    });
    return lineDiff.diff(oldStr, newStr, options);
  }

  var sentenceDiff = new Diff();

  sentenceDiff.tokenize = function (value) {
    return value.split(/(\S.+?[.!?])(?=\s+|$)/);
  };

  function diffSentences(oldStr, newStr, callback) {
    return sentenceDiff.diff(oldStr, newStr, callback);
  }

  var cssDiff = new Diff();

  cssDiff.tokenize = function (value) {
    return value.split(/([{}:;,]|\s+)/);
  };

  function diffCss(oldStr, newStr, callback) {
    return cssDiff.diff(oldStr, newStr, callback);
  }

  function _typeof(obj) {
    if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") {
      _typeof = function (obj) {
        return typeof obj;
      };
    } else {
      _typeof = function (obj) {
        return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
      };
    }

    return _typeof(obj);
  }

  function _toConsumableArray(arr) {
    return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _nonIterableSpread();
  }

  function _arrayWithoutHoles(arr) {
    if (Array.isArray(arr)) {
      for (var i = 0, arr2 = new Array(arr.length); i < arr.length; i++) arr2[i] = arr[i];

      return arr2;
    }
  }

  function _iterableToArray(iter) {
    if (Symbol.iterator in Object(iter) || Object.prototype.toString.call(iter) === "[object Arguments]") return Array.from(iter);
  }

  function _nonIterableSpread() {
    throw new TypeError("Invalid attempt to spread non-iterable instance");
  }

  var objectPrototypeToString = Object.prototype.toString;
  var jsonDiff = new Diff(); // Discriminate between two lines of pretty-printed, serialized JSON where one of them has a
  // dangling comma and the other doesn't. Turns out including the dangling comma yields the nicest output:

  jsonDiff.useLongestToken = true;
  jsonDiff.tokenize = lineDiff.tokenize;

  jsonDiff.castInput = function (value) {
    var _this$options = this.options,
        undefinedReplacement = _this$options.undefinedReplacement,
        _this$options$stringi = _this$options.stringifyReplacer,
        stringifyReplacer = _this$options$stringi === void 0 ? function (k, v) {
      return typeof v === 'undefined' ? undefinedReplacement : v;
    } : _this$options$stringi;
    return typeof value === 'string' ? value : JSON.stringify(canonicalize(value, null, null, stringifyReplacer), stringifyReplacer, '  ');
  };

  jsonDiff.equals = function (left, right) {
    return Diff.prototype.equals.call(jsonDiff, left.replace(/,([\r\n])/g, '$1'), right.replace(/,([\r\n])/g, '$1'));
  };

  function diffJson(oldObj, newObj, options) {
    return jsonDiff.diff(oldObj, newObj, options);
  } // This function handles the presence of circular references by bailing out when encountering an
  // object that is already on the "stack" of items being processed. Accepts an optional replacer

  function canonicalize(obj, stack, replacementStack, replacer, key) {
    stack = stack || [];
    replacementStack = replacementStack || [];

    if (replacer) {
      obj = replacer(key, obj);
    }

    var i;

    for (i = 0; i < stack.length; i += 1) {
      if (stack[i] === obj) {
        return replacementStack[i];
      }
    }

    var canonicalizedObj;

    if ('[object Array]' === objectPrototypeToString.call(obj)) {
      stack.push(obj);
      canonicalizedObj = new Array(obj.length);
      replacementStack.push(canonicalizedObj);

      for (i = 0; i < obj.length; i += 1) {
        canonicalizedObj[i] = canonicalize(obj[i], stack, replacementStack, replacer, key);
      }

      stack.pop();
      replacementStack.pop();
      return canonicalizedObj;
    }

    if (obj && obj.toJSON) {
      obj = obj.toJSON();
    }

    if (_typeof(obj) === 'object' && obj !== null) {
      stack.push(obj);
      canonicalizedObj = {};
      replacementStack.push(canonicalizedObj);

      var sortedKeys = [],
          _key;

      for (_key in obj) {
        /* istanbul ignore else */
        if (obj.hasOwnProperty(_key)) {
          sortedKeys.push(_key);
        }
      }

      sortedKeys.sort();

      for (i = 0; i < sortedKeys.length; i += 1) {
        _key = sortedKeys[i];
        canonicalizedObj[_key] = canonicalize(obj[_key], stack, replacementStack, replacer, _key);
      }

      stack.pop();
      replacementStack.pop();
    } else {
      canonicalizedObj = obj;
    }

    return canonicalizedObj;
  }

  var arrayDiff = new Diff();

  arrayDiff.tokenize = function (value) {
    return value.slice();
  };

  arrayDiff.join = arrayDiff.removeEmpty = function (value) {
    return value;
  };

  function diffArrays(oldArr, newArr, callback) {
    return arrayDiff.diff(oldArr, newArr, callback);
  }

  function parsePatch(uniDiff) {
    var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
    var diffstr = uniDiff.split(/\r\n|[\n\v\f\r\x85]/),
        delimiters = uniDiff.match(/\r\n|[\n\v\f\r\x85]/g) || [],
        list = [],
        i = 0;

    function parseIndex() {
      var index = {};
      list.push(index); // Parse diff metadata

      while (i < diffstr.length) {
        var line = diffstr[i]; // File header found, end parsing diff metadata

        if (/^(\-\-\-|\+\+\+|@@)\s/.test(line)) {
          break;
        } // Diff index


        var header = /^(?:Index:|diff(?: -r \w+)+)\s+(.+?)\s*$/.exec(line);

        if (header) {
          index.index = header[1];
        }

        i++;
      } // Parse file headers if they are defined. Unified diff requires them, but
      // there's no technical issues to have an isolated hunk without file header


      parseFileHeader(index);
      parseFileHeader(index); // Parse hunks

      index.hunks = [];

      while (i < diffstr.length) {
        var _line = diffstr[i];

        if (/^(Index:|diff|\-\-\-|\+\+\+)\s/.test(_line)) {
          break;
        } else if (/^@@/.test(_line)) {
          index.hunks.push(parseHunk());
        } else if (_line && options.strict) {
          // Ignore unexpected content unless in strict mode
          throw new Error('Unknown line ' + (i + 1) + ' ' + JSON.stringify(_line));
        } else {
          i++;
        }
      }
    } // Parses the --- and +++ headers, if none are found, no lines
    // are consumed.


    function parseFileHeader(index) {
      var fileHeader = /^(---|\+\+\+)\s+(.*)$/.exec(diffstr[i]);

      if (fileHeader) {
        var keyPrefix = fileHeader[1] === '---' ? 'old' : 'new';
        var data = fileHeader[2].split('\t', 2);
        var fileName = data[0].replace(/\\\\/g, '\\');

        if (/^".*"$/.test(fileName)) {
          fileName = fileName.substr(1, fileName.length - 2);
        }

        index[keyPrefix + 'FileName'] = fileName;
        index[keyPrefix + 'Header'] = (data[1] || '').trim();
        i++;
      }
    } // Parses a hunk
    // This assumes that we are at the start of a hunk.


    function parseHunk() {
      var chunkHeaderIndex = i,
          chunkHeaderLine = diffstr[i++],
          chunkHeader = chunkHeaderLine.split(/@@ -(\d+)(?:,(\d+))? \+(\d+)(?:,(\d+))? @@/);
      var hunk = {
        oldStart: +chunkHeader[1],
        oldLines: +chunkHeader[2] || 1,
        newStart: +chunkHeader[3],
        newLines: +chunkHeader[4] || 1,
        lines: [],
        linedelimiters: []
      };
      var addCount = 0,
          removeCount = 0;

      for (; i < diffstr.length; i++) {
        // Lines starting with '---' could be mistaken for the "remove line" operation
        // But they could be the header for the next file. Therefore prune such cases out.
        if (diffstr[i].indexOf('--- ') === 0 && i + 2 < diffstr.length && diffstr[i + 1].indexOf('+++ ') === 0 && diffstr[i + 2].indexOf('@@') === 0) {
          break;
        }

        var operation = diffstr[i].length == 0 && i != diffstr.length - 1 ? ' ' : diffstr[i][0];

        if (operation === '+' || operation === '-' || operation === ' ' || operation === '\\') {
          hunk.lines.push(diffstr[i]);
          hunk.linedelimiters.push(delimiters[i] || '\n');

          if (operation === '+') {
            addCount++;
          } else if (operation === '-') {
            removeCount++;
          } else if (operation === ' ') {
            addCount++;
            removeCount++;
          }
        } else {
          break;
        }
      } // Handle the empty block count case


      if (!addCount && hunk.newLines === 1) {
        hunk.newLines = 0;
      }

      if (!removeCount && hunk.oldLines === 1) {
        hunk.oldLines = 0;
      } // Perform optional sanity checking


      if (options.strict) {
        if (addCount !== hunk.newLines) {
          throw new Error('Added line count did not match for hunk at line ' + (chunkHeaderIndex + 1));
        }

        if (removeCount !== hunk.oldLines) {
          throw new Error('Removed line count did not match for hunk at line ' + (chunkHeaderIndex + 1));
        }
      }

      return hunk;
    }

    while (i < diffstr.length) {
      parseIndex();
    }

    return list;
  }

  // Iterator that traverses in the range of [min, max], stepping
  // by distance from a given start position. I.e. for [0, 4], with
  // start of 2, this will iterate 2, 3, 1, 4, 0.
  function distanceIterator (start, minLine, maxLine) {
    var wantForward = true,
        backwardExhausted = false,
        forwardExhausted = false,
        localOffset = 1;
    return function iterator() {
      if (wantForward && !forwardExhausted) {
        if (backwardExhausted) {
          localOffset++;
        } else {
          wantForward = false;
        } // Check if trying to fit beyond text length, and if not, check it fits
        // after offset location (or desired location on first iteration)


        if (start + localOffset <= maxLine) {
          return localOffset;
        }

        forwardExhausted = true;
      }

      if (!backwardExhausted) {
        if (!forwardExhausted) {
          wantForward = true;
        } // Check if trying to fit before text beginning, and if not, check it fits
        // before offset location


        if (minLine <= start - localOffset) {
          return -localOffset++;
        }

        backwardExhausted = true;
        return iterator();
      } // We tried to fit hunk before text beginning and beyond text length, then
      // hunk can't fit on the text. Return undefined

    };
  }

  function applyPatch(source, uniDiff) {
    var options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};

    if (typeof uniDiff === 'string') {
      uniDiff = parsePatch(uniDiff);
    }

    if (Array.isArray(uniDiff)) {
      if (uniDiff.length > 1) {
        throw new Error('applyPatch only works with a single input.');
      }

      uniDiff = uniDiff[0];
    } // Apply the diff to the input


    var lines = source.split(/\r\n|[\n\v\f\r\x85]/),
        delimiters = source.match(/\r\n|[\n\v\f\r\x85]/g) || [],
        hunks = uniDiff.hunks,
        compareLine = options.compareLine || function (lineNumber, line, operation, patchContent) {
      return line === patchContent;
    },
        errorCount = 0,
        fuzzFactor = options.fuzzFactor || 0,
        minLine = 0,
        offset = 0,
        removeEOFNL,
        addEOFNL;
    /**
     * Checks if the hunk exactly fits on the provided location
     */


    function hunkFits(hunk, toPos) {
      for (var j = 0; j < hunk.lines.length; j++) {
        var line = hunk.lines[j],
            operation = line.length > 0 ? line[0] : ' ',
            content = line.length > 0 ? line.substr(1) : line;

        if (operation === ' ' || operation === '-') {
          // Context sanity check
          if (!compareLine(toPos + 1, lines[toPos], operation, content)) {
            errorCount++;

            if (errorCount > fuzzFactor) {
              return false;
            }
          }

          toPos++;
        }
      }

      return true;
    } // Search best fit offsets for each hunk based on the previous ones


    for (var i = 0; i < hunks.length; i++) {
      var hunk = hunks[i],
          maxLine = lines.length - hunk.oldLines,
          localOffset = 0,
          toPos = offset + hunk.oldStart - 1;
      var iterator = distanceIterator(toPos, minLine, maxLine);

      for (; localOffset !== undefined; localOffset = iterator()) {
        if (hunkFits(hunk, toPos + localOffset)) {
          hunk.offset = offset += localOffset;
          break;
        }
      }

      if (localOffset === undefined) {
        return false;
      } // Set lower text limit to end of the current hunk, so next ones don't try
      // to fit over already patched text


      minLine = hunk.offset + hunk.oldStart + hunk.oldLines;
    } // Apply patch hunks


    var diffOffset = 0;

    for (var _i = 0; _i < hunks.length; _i++) {
      var _hunk = hunks[_i],
          _toPos = _hunk.oldStart + _hunk.offset + diffOffset - 1;

      diffOffset += _hunk.newLines - _hunk.oldLines;

      if (_toPos < 0) {
        // Creating a new file
        _toPos = 0;
      }

      for (var j = 0; j < _hunk.lines.length; j++) {
        var line = _hunk.lines[j],
            operation = line.length > 0 ? line[0] : ' ',
            content = line.length > 0 ? line.substr(1) : line,
            delimiter = _hunk.linedelimiters[j];

        if (operation === ' ') {
          _toPos++;
        } else if (operation === '-') {
          lines.splice(_toPos, 1);
          delimiters.splice(_toPos, 1);
          /* istanbul ignore else */
        } else if (operation === '+') {
          lines.splice(_toPos, 0, content);
          delimiters.splice(_toPos, 0, delimiter);
          _toPos++;
        } else if (operation === '\\') {
          var previousOperation = _hunk.lines[j - 1] ? _hunk.lines[j - 1][0] : null;

          if (previousOperation === '+') {
            removeEOFNL = true;
          } else if (previousOperation === '-') {
            addEOFNL = true;
          }
        }
      }
    } // Handle EOFNL insertion/removal


    if (removeEOFNL) {
      while (!lines[lines.length - 1]) {
        lines.pop();
        delimiters.pop();
      }
    } else if (addEOFNL) {
      lines.push('');
      delimiters.push('\n');
    }

    for (var _k = 0; _k < lines.length - 1; _k++) {
      lines[_k] = lines[_k] + delimiters[_k];
    }

    return lines.join('');
  } // Wrapper that supports multiple file patches via callbacks.

  function applyPatches(uniDiff, options) {
    if (typeof uniDiff === 'string') {
      uniDiff = parsePatch(uniDiff);
    }

    var currentIndex = 0;

    function processIndex() {
      var index = uniDiff[currentIndex++];

      if (!index) {
        return options.complete();
      }

      options.loadFile(index, function (err, data) {
        if (err) {
          return options.complete(err);
        }

        var updatedContent = applyPatch(data, index, options);
        options.patched(index, updatedContent, function (err) {
          if (err) {
            return options.complete(err);
          }

          processIndex();
        });
      });
    }

    processIndex();
  }

  function structuredPatch(oldFileName, newFileName, oldStr, newStr, oldHeader, newHeader, options) {
    if (!options) {
      options = {};
    }

    if (typeof options.context === 'undefined') {
      options.context = 4;
    }

    var diff = diffLines(oldStr, newStr, options);
    diff.push({
      value: '',
      lines: []
    }); // Append an empty value to make cleanup easier

    function contextLines(lines) {
      return lines.map(function (entry) {
        return ' ' + entry;
      });
    }

    var hunks = [];
    var oldRangeStart = 0,
        newRangeStart = 0,
        curRange = [],
        oldLine = 1,
        newLine = 1;

    var _loop = function _loop(i) {
      var current = diff[i],
          lines = current.lines || current.value.replace(/\n$/, '').split('\n');
      current.lines = lines;

      if (current.added || current.removed) {
        var _curRange;

        // If we have previous context, start with that
        if (!oldRangeStart) {
          var prev = diff[i - 1];
          oldRangeStart = oldLine;
          newRangeStart = newLine;

          if (prev) {
            curRange = options.context > 0 ? contextLines(prev.lines.slice(-options.context)) : [];
            oldRangeStart -= curRange.length;
            newRangeStart -= curRange.length;
          }
        } // Output our changes


        (_curRange = curRange).push.apply(_curRange, _toConsumableArray(lines.map(function (entry) {
          return (current.added ? '+' : '-') + entry;
        }))); // Track the updated file position


        if (current.added) {
          newLine += lines.length;
        } else {
          oldLine += lines.length;
        }
      } else {
        // Identical context lines. Track line changes
        if (oldRangeStart) {
          // Close out any changes that have been output (or join overlapping)
          if (lines.length <= options.context * 2 && i < diff.length - 2) {
            var _curRange2;

            // Overlapping
            (_curRange2 = curRange).push.apply(_curRange2, _toConsumableArray(contextLines(lines)));
          } else {
            var _curRange3;

            // end the range and output
            var contextSize = Math.min(lines.length, options.context);

            (_curRange3 = curRange).push.apply(_curRange3, _toConsumableArray(contextLines(lines.slice(0, contextSize))));

            var hunk = {
              oldStart: oldRangeStart,
              oldLines: oldLine - oldRangeStart + contextSize,
              newStart: newRangeStart,
              newLines: newLine - newRangeStart + contextSize,
              lines: curRange
            };

            if (i >= diff.length - 2 && lines.length <= options.context) {
              // EOF is inside this hunk
              var oldEOFNewline = /\n$/.test(oldStr);
              var newEOFNewline = /\n$/.test(newStr);
              var noNlBeforeAdds = lines.length == 0 && curRange.length > hunk.oldLines;

              if (!oldEOFNewline && noNlBeforeAdds) {
                // special case: old has no eol and no trailing context; no-nl can end up before adds
                curRange.splice(hunk.oldLines, 0, '\\ No newline at end of file');
              }

              if (!oldEOFNewline && !noNlBeforeAdds || !newEOFNewline) {
                curRange.push('\\ No newline at end of file');
              }
            }

            hunks.push(hunk);
            oldRangeStart = 0;
            newRangeStart = 0;
            curRange = [];
          }
        }

        oldLine += lines.length;
        newLine += lines.length;
      }
    };

    for (var i = 0; i < diff.length; i++) {
      _loop(i);
    }

    return {
      oldFileName: oldFileName,
      newFileName: newFileName,
      oldHeader: oldHeader,
      newHeader: newHeader,
      hunks: hunks
    };
  }
  function createTwoFilesPatch(oldFileName, newFileName, oldStr, newStr, oldHeader, newHeader, options) {
    var diff = structuredPatch(oldFileName, newFileName, oldStr, newStr, oldHeader, newHeader, options);
    var ret = [];

    if (oldFileName == newFileName) {
      ret.push('Index: ' + oldFileName);
    }

    ret.push('===================================================================');
    ret.push('--- ' + diff.oldFileName + (typeof diff.oldHeader === 'undefined' ? '' : '\t' + diff.oldHeader));
    ret.push('+++ ' + diff.newFileName + (typeof diff.newHeader === 'undefined' ? '' : '\t' + diff.newHeader));

    for (var i = 0; i < diff.hunks.length; i++) {
      var hunk = diff.hunks[i];
      ret.push('@@ -' + hunk.oldStart + ',' + hunk.oldLines + ' +' + hunk.newStart + ',' + hunk.newLines + ' @@');
      ret.push.apply(ret, hunk.lines);
    }

    return ret.join('\n') + '\n';
  }
  function createPatch(fileName, oldStr, newStr, oldHeader, newHeader, options) {
    return createTwoFilesPatch(fileName, fileName, oldStr, newStr, oldHeader, newHeader, options);
  }

  function arrayEqual(a, b) {
    if (a.length !== b.length) {
      return false;
    }

    return arrayStartsWith(a, b);
  }
  function arrayStartsWith(array, start) {
    if (start.length > array.length) {
      return false;
    }

    for (var i = 0; i < start.length; i++) {
      if (start[i] !== array[i]) {
        return false;
      }
    }

    return true;
  }

  function calcLineCount(hunk) {
    var _calcOldNewLineCount = calcOldNewLineCount(hunk.lines),
        oldLines = _calcOldNewLineCount.oldLines,
        newLines = _calcOldNewLineCount.newLines;

    if (oldLines !== undefined) {
      hunk.oldLines = oldLines;
    } else {
      delete hunk.oldLines;
    }

    if (newLines !== undefined) {
      hunk.newLines = newLines;
    } else {
      delete hunk.newLines;
    }
  }
  function merge(mine, theirs, base) {
    mine = loadPatch(mine, base);
    theirs = loadPatch(theirs, base);
    var ret = {}; // For index we just let it pass through as it doesn't have any necessary meaning.
    // Leaving sanity checks on this to the API consumer that may know more about the
    // meaning in their own context.

    if (mine.index || theirs.index) {
      ret.index = mine.index || theirs.index;
    }

    if (mine.newFileName || theirs.newFileName) {
      if (!fileNameChanged(mine)) {
        // No header or no change in ours, use theirs (and ours if theirs does not exist)
        ret.oldFileName = theirs.oldFileName || mine.oldFileName;
        ret.newFileName = theirs.newFileName || mine.newFileName;
        ret.oldHeader = theirs.oldHeader || mine.oldHeader;
        ret.newHeader = theirs.newHeader || mine.newHeader;
      } else if (!fileNameChanged(theirs)) {
        // No header or no change in theirs, use ours
        ret.oldFileName = mine.oldFileName;
        ret.newFileName = mine.newFileName;
        ret.oldHeader = mine.oldHeader;
        ret.newHeader = mine.newHeader;
      } else {
        // Both changed... figure it out
        ret.oldFileName = selectField(ret, mine.oldFileName, theirs.oldFileName);
        ret.newFileName = selectField(ret, mine.newFileName, theirs.newFileName);
        ret.oldHeader = selectField(ret, mine.oldHeader, theirs.oldHeader);
        ret.newHeader = selectField(ret, mine.newHeader, theirs.newHeader);
      }
    }

    ret.hunks = [];
    var mineIndex = 0,
        theirsIndex = 0,
        mineOffset = 0,
        theirsOffset = 0;

    while (mineIndex < mine.hunks.length || theirsIndex < theirs.hunks.length) {
      var mineCurrent = mine.hunks[mineIndex] || {
        oldStart: Infinity
      },
          theirsCurrent = theirs.hunks[theirsIndex] || {
        oldStart: Infinity
      };

      if (hunkBefore(mineCurrent, theirsCurrent)) {
        // This patch does not overlap with any of the others, yay.
        ret.hunks.push(cloneHunk(mineCurrent, mineOffset));
        mineIndex++;
        theirsOffset += mineCurrent.newLines - mineCurrent.oldLines;
      } else if (hunkBefore(theirsCurrent, mineCurrent)) {
        // This patch does not overlap with any of the others, yay.
        ret.hunks.push(cloneHunk(theirsCurrent, theirsOffset));
        theirsIndex++;
        mineOffset += theirsCurrent.newLines - theirsCurrent.oldLines;
      } else {
        // Overlap, merge as best we can
        var mergedHunk = {
          oldStart: Math.min(mineCurrent.oldStart, theirsCurrent.oldStart),
          oldLines: 0,
          newStart: Math.min(mineCurrent.newStart + mineOffset, theirsCurrent.oldStart + theirsOffset),
          newLines: 0,
          lines: []
        };
        mergeLines(mergedHunk, mineCurrent.oldStart, mineCurrent.lines, theirsCurrent.oldStart, theirsCurrent.lines);
        theirsIndex++;
        mineIndex++;
        ret.hunks.push(mergedHunk);
      }
    }

    return ret;
  }

  function loadPatch(param, base) {
    if (typeof param === 'string') {
      if (/^@@/m.test(param) || /^Index:/m.test(param)) {
        return parsePatch(param)[0];
      }

      if (!base) {
        throw new Error('Must provide a base reference or pass in a patch');
      }

      return structuredPatch(undefined, undefined, base, param);
    }

    return param;
  }

  function fileNameChanged(patch) {
    return patch.newFileName && patch.newFileName !== patch.oldFileName;
  }

  function selectField(index, mine, theirs) {
    if (mine === theirs) {
      return mine;
    } else {
      index.conflict = true;
      return {
        mine: mine,
        theirs: theirs
      };
    }
  }

  function hunkBefore(test, check) {
    return test.oldStart < check.oldStart && test.oldStart + test.oldLines < check.oldStart;
  }

  function cloneHunk(hunk, offset) {
    return {
      oldStart: hunk.oldStart,
      oldLines: hunk.oldLines,
      newStart: hunk.newStart + offset,
      newLines: hunk.newLines,
      lines: hunk.lines
    };
  }

  function mergeLines(hunk, mineOffset, mineLines, theirOffset, theirLines) {
    // This will generally result in a conflicted hunk, but there are cases where the context
    // is the only overlap where we can successfully merge the content here.
    var mine = {
      offset: mineOffset,
      lines: mineLines,
      index: 0
    },
        their = {
      offset: theirOffset,
      lines: theirLines,
      index: 0
    }; // Handle any leading content

    insertLeading(hunk, mine, their);
    insertLeading(hunk, their, mine); // Now in the overlap content. Scan through and select the best changes from each.

    while (mine.index < mine.lines.length && their.index < their.lines.length) {
      var mineCurrent = mine.lines[mine.index],
          theirCurrent = their.lines[their.index];

      if ((mineCurrent[0] === '-' || mineCurrent[0] === '+') && (theirCurrent[0] === '-' || theirCurrent[0] === '+')) {
        // Both modified ...
        mutualChange(hunk, mine, their);
      } else if (mineCurrent[0] === '+' && theirCurrent[0] === ' ') {
        var _hunk$lines;

        // Mine inserted
        (_hunk$lines = hunk.lines).push.apply(_hunk$lines, _toConsumableArray(collectChange(mine)));
      } else if (theirCurrent[0] === '+' && mineCurrent[0] === ' ') {
        var _hunk$lines2;

        // Theirs inserted
        (_hunk$lines2 = hunk.lines).push.apply(_hunk$lines2, _toConsumableArray(collectChange(their)));
      } else if (mineCurrent[0] === '-' && theirCurrent[0] === ' ') {
        // Mine removed or edited
        removal(hunk, mine, their);
      } else if (theirCurrent[0] === '-' && mineCurrent[0] === ' ') {
        // Their removed or edited
        removal(hunk, their, mine, true);
      } else if (mineCurrent === theirCurrent) {
        // Context identity
        hunk.lines.push(mineCurrent);
        mine.index++;
        their.index++;
      } else {
        // Context mismatch
        conflict(hunk, collectChange(mine), collectChange(their));
      }
    } // Now push anything that may be remaining


    insertTrailing(hunk, mine);
    insertTrailing(hunk, their);
    calcLineCount(hunk);
  }

  function mutualChange(hunk, mine, their) {
    var myChanges = collectChange(mine),
        theirChanges = collectChange(their);

    if (allRemoves(myChanges) && allRemoves(theirChanges)) {
      // Special case for remove changes that are supersets of one another
      if (arrayStartsWith(myChanges, theirChanges) && skipRemoveSuperset(their, myChanges, myChanges.length - theirChanges.length)) {
        var _hunk$lines3;

        (_hunk$lines3 = hunk.lines).push.apply(_hunk$lines3, _toConsumableArray(myChanges));

        return;
      } else if (arrayStartsWith(theirChanges, myChanges) && skipRemoveSuperset(mine, theirChanges, theirChanges.length - myChanges.length)) {
        var _hunk$lines4;

        (_hunk$lines4 = hunk.lines).push.apply(_hunk$lines4, _toConsumableArray(theirChanges));

        return;
      }
    } else if (arrayEqual(myChanges, theirChanges)) {
      var _hunk$lines5;

      (_hunk$lines5 = hunk.lines).push.apply(_hunk$lines5, _toConsumableArray(myChanges));

      return;
    }

    conflict(hunk, myChanges, theirChanges);
  }

  function removal(hunk, mine, their, swap) {
    var myChanges = collectChange(mine),
        theirChanges = collectContext(their, myChanges);

    if (theirChanges.merged) {
      var _hunk$lines6;

      (_hunk$lines6 = hunk.lines).push.apply(_hunk$lines6, _toConsumableArray(theirChanges.merged));
    } else {
      conflict(hunk, swap ? theirChanges : myChanges, swap ? myChanges : theirChanges);
    }
  }

  function conflict(hunk, mine, their) {
    hunk.conflict = true;
    hunk.lines.push({
      conflict: true,
      mine: mine,
      theirs: their
    });
  }

  function insertLeading(hunk, insert, their) {
    while (insert.offset < their.offset && insert.index < insert.lines.length) {
      var line = insert.lines[insert.index++];
      hunk.lines.push(line);
      insert.offset++;
    }
  }

  function insertTrailing(hunk, insert) {
    while (insert.index < insert.lines.length) {
      var line = insert.lines[insert.index++];
      hunk.lines.push(line);
    }
  }

  function collectChange(state) {
    var ret = [],
        operation = state.lines[state.index][0];

    while (state.index < state.lines.length) {
      var line = state.lines[state.index]; // Group additions that are immediately after subtractions and treat them as one "atomic" modify change.

      if (operation === '-' && line[0] === '+') {
        operation = '+';
      }

      if (operation === line[0]) {
        ret.push(line);
        state.index++;
      } else {
        break;
      }
    }

    return ret;
  }

  function collectContext(state, matchChanges) {
    var changes = [],
        merged = [],
        matchIndex = 0,
        contextChanges = false,
        conflicted = false;

    while (matchIndex < matchChanges.length && state.index < state.lines.length) {
      var change = state.lines[state.index],
          match = matchChanges[matchIndex]; // Once we've hit our add, then we are done

      if (match[0] === '+') {
        break;
      }

      contextChanges = contextChanges || change[0] !== ' ';
      merged.push(match);
      matchIndex++; // Consume any additions in the other block as a conflict to attempt
      // to pull in the remaining context after this

      if (change[0] === '+') {
        conflicted = true;

        while (change[0] === '+') {
          changes.push(change);
          change = state.lines[++state.index];
        }
      }

      if (match.substr(1) === change.substr(1)) {
        changes.push(change);
        state.index++;
      } else {
        conflicted = true;
      }
    }

    if ((matchChanges[matchIndex] || '')[0] === '+' && contextChanges) {
      conflicted = true;
    }

    if (conflicted) {
      return changes;
    }

    while (matchIndex < matchChanges.length) {
      merged.push(matchChanges[matchIndex++]);
    }

    return {
      merged: merged,
      changes: changes
    };
  }

  function allRemoves(changes) {
    return changes.reduce(function (prev, change) {
      return prev && change[0] === '-';
    }, true);
  }

  function skipRemoveSuperset(state, removeChanges, delta) {
    for (var i = 0; i < delta; i++) {
      var changeContent = removeChanges[removeChanges.length - delta + i].substr(1);

      if (state.lines[state.index + i] !== ' ' + changeContent) {
        return false;
      }
    }

    state.index += delta;
    return true;
  }

  function calcOldNewLineCount(lines) {
    var oldLines = 0;
    var newLines = 0;
    lines.forEach(function (line) {
      if (typeof line !== 'string') {
        var myCount = calcOldNewLineCount(line.mine);
        var theirCount = calcOldNewLineCount(line.theirs);

        if (oldLines !== undefined) {
          if (myCount.oldLines === theirCount.oldLines) {
            oldLines += myCount.oldLines;
          } else {
            oldLines = undefined;
          }
        }

        if (newLines !== undefined) {
          if (myCount.newLines === theirCount.newLines) {
            newLines += myCount.newLines;
          } else {
            newLines = undefined;
          }
        }
      } else {
        if (newLines !== undefined && (line[0] === '+' || line[0] === ' ')) {
          newLines++;
        }

        if (oldLines !== undefined && (line[0] === '-' || line[0] === ' ')) {
          oldLines++;
        }
      }
    });
    return {
      oldLines: oldLines,
      newLines: newLines
    };
  }

  // See: http://code.google.com/p/google-diff-match-patch/wiki/API
  function convertChangesToDMP(changes) {
    var ret = [],
        change,
        operation;

    for (var i = 0; i < changes.length; i++) {
      change = changes[i];

      if (change.added) {
        operation = 1;
      } else if (change.removed) {
        operation = -1;
      } else {
        operation = 0;
      }

      ret.push([operation, change.value]);
    }

    return ret;
  }

  function convertChangesToXML(changes) {
    var ret = [];

    for (var i = 0; i < changes.length; i++) {
      var change = changes[i];

      if (change.added) {
        ret.push('<ins>');
      } else if (change.removed) {
        ret.push('<del>');
      }

      ret.push(escapeHTML(change.value));

      if (change.added) {
        ret.push('</ins>');
      } else if (change.removed) {
        ret.push('</del>');
      }
    }

    return ret.join('');
  }

  function escapeHTML(s) {
    var n = s;
    n = n.replace(/&/g, '&amp;');
    n = n.replace(/</g, '&lt;');
    n = n.replace(/>/g, '&gt;');
    n = n.replace(/"/g, '&quot;');
    return n;
  }

  /* See LICENSE file for terms of use */

  exports.Diff = Diff;
  exports.diffChars = diffChars;
  exports.diffWords = diffWords;
  exports.diffWordsWithSpace = diffWordsWithSpace;
  exports.diffLines = diffLines;
  exports.diffTrimmedLines = diffTrimmedLines;
  exports.diffSentences = diffSentences;
  exports.diffCss = diffCss;
  exports.diffJson = diffJson;
  exports.diffArrays = diffArrays;
  exports.structuredPatch = structuredPatch;
  exports.createTwoFilesPatch = createTwoFilesPatch;
  exports.createPatch = createPatch;
  exports.applyPatch = applyPatch;
  exports.applyPatches = applyPatches;
  exports.parsePatch = parsePatch;
  exports.merge = merge;
  exports.convertChangesToDMP = convertChangesToDMP;
  exports.convertChangesToXML = convertChangesToXML;
  exports.canonicalize = canonicalize;

  Object.defineProperty(exports, '__esModule', { value: true });

}));

},{}],87:[function(require,module,exports){
module.exports = Array.isArray || function (arr) {
  return Object.prototype.toString.call(arr) == '[object Array]';
};

},{}],88:[function(require,module,exports){
module.exports = extend;

/*
  var obj = {a: 3, b: 5};
  extend(obj, {a: 4, c: 8}); // {a: 4, b: 5, c: 8}
  obj; // {a: 4, b: 5, c: 8}

  var obj = {a: 3, b: 5};
  extend({}, obj, {a: 4, c: 8}); // {a: 4, b: 5, c: 8}
  obj; // {a: 3, b: 5}

  var arr = [1, 2, 3];
  var obj = {a: 3, b: 5};
  extend(obj, {c: arr}); // {a: 3, b: 5, c: [1, 2, 3]}
  arr.push(4);
  obj; // {a: 3, b: 5, c: [1, 2, 3, 4]}

  var arr = [1, 2, 3];
  var obj = {a: 3, b: 5};
  extend(true, obj, {c: arr}); // {a: 3, b: 5, c: [1, 2, 3]}
  arr.push(4);
  obj; // {a: 3, b: 5, c: [1, 2, 3]}

  extend({a: 4, b: 5}); // {a: 4, b: 5}
  extend({a: 4, b: 5}, 3); {a: 4, b: 5}
  extend({a: 4, b: 5}, true); {a: 4, b: 5}
  extend('hello', {a: 4, b: 5}); // throws
  extend(3, {a: 4, b: 5}); // throws
*/

function extend(/* [deep], obj1, obj2, [objn] */) {
  var args = [].slice.call(arguments);
  var deep = false;
  if (typeof args[0] == 'boolean') {
    deep = args.shift();
  }
  var result = args[0];
  if (isUnextendable(result)) {
    throw new Error('extendee must be an object');
  }
  var extenders = args.slice(1);
  var len = extenders.length;
  for (var i = 0; i < len; i++) {
    var extender = extenders[i];
    for (var key in extender) {
      if (extender.hasOwnProperty(key)) {
        var value = extender[key];
        if (deep && isCloneable(value)) {
          var base = Array.isArray(value) ? [] : {};
          result[key] = extend(
            true,
            result.hasOwnProperty(key) && !isUnextendable(result[key])
              ? result[key]
              : base,
            value
          );
        } else {
          result[key] = value;
        }
      }
    }
  }
  return result;
}

function isCloneable(obj) {
  return Array.isArray(obj) || {}.toString.call(obj) == '[object Object]';
}

function isUnextendable(val) {
  return !val || (typeof val != 'object' && typeof val != 'function');
}

},{}],89:[function(require,module,exports){
/**
 * lodash (Custom Build) <https://lodash.com/>
 * Build: `lodash modularize exports="npm" -o ./`
 * Copyright jQuery Foundation and other contributors <https://jquery.org/>
 * Released under MIT license <https://lodash.com/license>
 * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
 * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
 */

/** Used as the `TypeError` message for "Functions" methods. */
var FUNC_ERROR_TEXT = 'Expected a function';

/** Used to stand-in for `undefined` hash values. */
var HASH_UNDEFINED = '__lodash_hash_undefined__';

/** Used as references for various `Number` constants. */
var INFINITY = 1 / 0;

/** `Object#toString` result references. */
var funcTag = '[object Function]',
    genTag = '[object GeneratorFunction]',
    symbolTag = '[object Symbol]';

/** Used to match property names within property paths. */
var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/,
    reIsPlainProp = /^\w*$/,
    reLeadingDot = /^\./,
    rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(?:\.|\[\])(?:\.|\[\]|$))/g;

/**
 * Used to match `RegExp`
 * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns).
 */
var reRegExpChar = /[\\^$.*+?()[\]{}|]/g;

/** Used to match backslashes in property paths. */
var reEscapeChar = /\\(\\)?/g;

/** Used to detect host constructors (Safari). */
var reIsHostCtor = /^\[object .+?Constructor\]$/;

/** Detect free variable `global` from Node.js. */
var freeGlobal = typeof global == 'object' && global && global.Object === Object && global;

/** Detect free variable `self`. */
var freeSelf = typeof self == 'object' && self && self.Object === Object && self;

/** Used as a reference to the global object. */
var root = freeGlobal || freeSelf || Function('return this')();

/**
 * Gets the value at `key` of `object`.
 *
 * @private
 * @param {Object} [object] The object to query.
 * @param {string} key The key of the property to get.
 * @returns {*} Returns the property value.
 */
function getValue(object, key) {
  return object == null ? undefined : object[key];
}

/**
 * Checks if `value` is a host object in IE < 9.
 *
 * @private
 * @param {*} value The value to check.
 * @returns {boolean} Returns `true` if `value` is a host object, else `false`.
 */
function isHostObject(value) {
  // Many host objects are `Object` objects that can coerce to strings
  // despite having improperly defined `toString` methods.
  var result = false;
  if (value != null && typeof value.toString != 'function') {
    try {
      result = !!(value + '');
    } catch (e) {}
  }
  return result;
}

/** Used for built-in method references. */
var arrayProto = Array.prototype,
    funcProto = Function.prototype,
    objectProto = Object.prototype;

/** Used to detect overreaching core-js shims. */
var coreJsData = root['__core-js_shared__'];

/** Used to detect methods masquerading as native. */
var maskSrcKey = (function() {
  var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || '');
  return uid ? ('Symbol(src)_1.' + uid) : '';
}());

/** Used to resolve the decompiled source of functions. */
var funcToString = funcProto.toString;

/** Used to check objects for own properties. */
var hasOwnProperty = objectProto.hasOwnProperty;

/**
 * Used to resolve the
 * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
 * of values.
 */
var objectToString = objectProto.toString;

/** Used to detect if a method is native. */
var reIsNative = RegExp('^' +
  funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\$&')
  .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$'
);

/** Built-in value references. */
var Symbol = root.Symbol,
    splice = arrayProto.splice;

/* Built-in method references that are verified to be native. */
var Map = getNative(root, 'Map'),
    nativeCreate = getNative(Object, 'create');

/** Used to convert symbols to primitives and strings. */
var symbolProto = Symbol ? Symbol.prototype : undefined,
    symbolToString = symbolProto ? symbolProto.toString : undefined;

/**
 * Creates a hash object.
 *
 * @private
 * @constructor
 * @param {Array} [entries] The key-value pairs to cache.
 */
function Hash(entries) {
  var index = -1,
      length = entries ? entries.length : 0;

  this.clear();
  while (++index < length) {
    var entry = entries[index];
    this.set(entry[0], entry[1]);
  }
}

/**
 * Removes all key-value entries from the hash.
 *
 * @private
 * @name clear
 * @memberOf Hash
 */
function hashClear() {
  this.__data__ = nativeCreate ? nativeCreate(null) : {};
}

/**
 * Removes `key` and its value from the hash.
 *
 * @private
 * @name delete
 * @memberOf Hash
 * @param {Object} hash The hash to modify.
 * @param {string} key The key of the value to remove.
 * @returns {boolean} Returns `true` if the entry was removed, else `false`.
 */
function hashDelete(key) {
  return this.has(key) && delete this.__data__[key];
}

/**
 * Gets the hash value for `key`.
 *
 * @private
 * @name get
 * @memberOf Hash
 * @param {string} key The key of the value to get.
 * @returns {*} Returns the entry value.
 */
function hashGet(key) {
  var data = this.__data__;
  if (nativeCreate) {
    var result = data[key];
    return result === HASH_UNDEFINED ? undefined : result;
  }
  return hasOwnProperty.call(data, key) ? data[key] : undefined;
}

/**
 * Checks if a hash value for `key` exists.
 *
 * @private
 * @name has
 * @memberOf Hash
 * @param {string} key The key of the entry to check.
 * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
 */
function hashHas(key) {
  var data = this.__data__;
  return nativeCreate ? data[key] !== undefined : hasOwnProperty.call(data, key);
}

/**
 * Sets the hash `key` to `value`.
 *
 * @private
 * @name set
 * @memberOf Hash
 * @param {string} key The key of the value to set.
 * @param {*} value The value to set.
 * @returns {Object} Returns the hash instance.
 */
function hashSet(key, value) {
  var data = this.__data__;
  data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value;
  return this;
}

// Add methods to `Hash`.
Hash.prototype.clear = hashClear;
Hash.prototype['delete'] = hashDelete;
Hash.prototype.get = hashGet;
Hash.prototype.has = hashHas;
Hash.prototype.set = hashSet;

/**
 * Creates an list cache object.
 *
 * @private
 * @constructor
 * @param {Array} [entries] The key-value pairs to cache.
 */
function ListCache(entries) {
  var index = -1,
      length = entries ? entries.length : 0;

  this.clear();
  while (++index < length) {
    var entry = entries[index];
    this.set(entry[0], entry[1]);
  }
}

/**
 * Removes all key-value entries from the list cache.
 *
 * @private
 * @name clear
 * @memberOf ListCache
 */
function listCacheClear() {
  this.__data__ = [];
}

/**
 * Removes `key` and its value from the list cache.
 *
 * @private
 * @name delete
 * @memberOf ListCache
 * @param {string} key The key of the value to remove.
 * @returns {boolean} Returns `true` if the entry was removed, else `false`.
 */
function listCacheDelete(key) {
  var data = this.__data__,
      index = assocIndexOf(data, key);

  if (index < 0) {
    return false;
  }
  var lastIndex = data.length - 1;
  if (index == lastIndex) {
    data.pop();
  } else {
    splice.call(data, index, 1);
  }
  return true;
}

/**
 * Gets the list cache value for `key`.
 *
 * @private
 * @name get
 * @memberOf ListCache
 * @param {string} key The key of the value to get.
 * @returns {*} Returns the entry value.
 */
function listCacheGet(key) {
  var data = this.__data__,
      index = assocIndexOf(data, key);

  return index < 0 ? undefined : data[index][1];
}

/**
 * Checks if a list cache value for `key` exists.
 *
 * @private
 * @name has
 * @memberOf ListCache
 * @param {string} key The key of the entry to check.
 * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
 */
function listCacheHas(key) {
  return assocIndexOf(this.__data__, key) > -1;
}

/**
 * Sets the list cache `key` to `value`.
 *
 * @private
 * @name set
 * @memberOf ListCache
 * @param {string} key The key of the value to set.
 * @param {*} value The value to set.
 * @returns {Object} Returns the list cache instance.
 */
function listCacheSet(key, value) {
  var data = this.__data__,
      index = assocIndexOf(data, key);

  if (index < 0) {
    data.push([key, value]);
  } else {
    data[index][1] = value;
  }
  return this;
}

// Add methods to `ListCache`.
ListCache.prototype.clear = listCacheClear;
ListCache.prototype['delete'] = listCacheDelete;
ListCache.prototype.get = listCacheGet;
ListCache.prototype.has = listCacheHas;
ListCache.prototype.set = listCacheSet;

/**
 * Creates a map cache object to store key-value pairs.
 *
 * @private
 * @constructor
 * @param {Array} [entries] The key-value pairs to cache.
 */
function MapCache(entries) {
  var index = -1,
      length = entries ? entries.length : 0;

  this.clear();
  while (++index < length) {
    var entry = entries[index];
    this.set(entry[0], entry[1]);
  }
}

/**
 * Removes all key-value entries from the map.
 *
 * @private
 * @name clear
 * @memberOf MapCache
 */
function mapCacheClear() {
  this.__data__ = {
    'hash': new Hash,
    'map': new (Map || ListCache),
    'string': new Hash
  };
}

/**
 * Removes `key` and its value from the map.
 *
 * @private
 * @name delete
 * @memberOf MapCache
 * @param {string} key The key of the value to remove.
 * @returns {boolean} Returns `true` if the entry was removed, else `false`.
 */
function mapCacheDelete(key) {
  return getMapData(this, key)['delete'](key);
}

/**
 * Gets the map value for `key`.
 *
 * @private
 * @name get
 * @memberOf MapCache
 * @param {string} key The key of the value to get.
 * @returns {*} Returns the entry value.
 */
function mapCacheGet(key) {
  return getMapData(this, key).get(key);
}

/**
 * Checks if a map value for `key` exists.
 *
 * @private
 * @name has
 * @memberOf MapCache
 * @param {string} key The key of the entry to check.
 * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
 */
function mapCacheHas(key) {
  return getMapData(this, key).has(key);
}

/**
 * Sets the map `key` to `value`.
 *
 * @private
 * @name set
 * @memberOf MapCache
 * @param {string} key The key of the value to set.
 * @param {*} value The value to set.
 * @returns {Object} Returns the map cache instance.
 */
function mapCacheSet(key, value) {
  getMapData(this, key).set(key, value);
  return this;
}

// Add methods to `MapCache`.
MapCache.prototype.clear = mapCacheClear;
MapCache.prototype['delete'] = mapCacheDelete;
MapCache.prototype.get = mapCacheGet;
MapCache.prototype.has = mapCacheHas;
MapCache.prototype.set = mapCacheSet;

/**
 * Gets the index at which the `key` is found in `array` of key-value pairs.
 *
 * @private
 * @param {Array} array The array to inspect.
 * @param {*} key The key to search for.
 * @returns {number} Returns the index of the matched value, else `-1`.
 */
function assocIndexOf(array, key) {
  var length = array.length;
  while (length--) {
    if (eq(array[length][0], key)) {
      return length;
    }
  }
  return -1;
}

/**
 * The base implementation of `_.get` without support for default values.
 *
 * @private
 * @param {Object} object The object to query.
 * @param {Array|string} path The path of the property to get.
 * @returns {*} Returns the resolved value.
 */
function baseGet(object, path) {
  path = isKey(path, object) ? [path] : castPath(path);

  var index = 0,
      length = path.length;

  while (object != null && index < length) {
    object = object[toKey(path[index++])];
  }
  return (index && index == length) ? object : undefined;
}

/**
 * The base implementation of `_.isNative` without bad shim checks.
 *
 * @private
 * @param {*} value The value to check.
 * @returns {boolean} Returns `true` if `value` is a native function,
 *  else `false`.
 */
function baseIsNative(value) {
  if (!isObject(value) || isMasked(value)) {
    return false;
  }
  var pattern = (isFunction(value) || isHostObject(value)) ? reIsNative : reIsHostCtor;
  return pattern.test(toSource(value));
}

/**
 * The base implementation of `_.toString` which doesn't convert nullish
 * values to empty strings.
 *
 * @private
 * @param {*} value The value to process.
 * @returns {string} Returns the string.
 */
function baseToString(value) {
  // Exit early for strings to avoid a performance hit in some environments.
  if (typeof value == 'string') {
    return value;
  }
  if (isSymbol(value)) {
    return symbolToString ? symbolToString.call(value) : '';
  }
  var result = (value + '');
  return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result;
}

/**
 * Casts `value` to a path array if it's not one.
 *
 * @private
 * @param {*} value The value to inspect.
 * @returns {Array} Returns the cast property path array.
 */
function castPath(value) {
  return isArray(value) ? value : stringToPath(value);
}

/**
 * Gets the data for `map`.
 *
 * @private
 * @param {Object} map The map to query.
 * @param {string} key The reference key.
 * @returns {*} Returns the map data.
 */
function getMapData(map, key) {
  var data = map.__data__;
  return isKeyable(key)
    ? data[typeof key == 'string' ? 'string' : 'hash']
    : data.map;
}

/**
 * Gets the native function at `key` of `object`.
 *
 * @private
 * @param {Object} object The object to query.
 * @param {string} key The key of the method to get.
 * @returns {*} Returns the function if it's native, else `undefined`.
 */
function getNative(object, key) {
  var value = getValue(object, key);
  return baseIsNative(value) ? value : undefined;
}

/**
 * Checks if `value` is a property name and not a property path.
 *
 * @private
 * @param {*} value The value to check.
 * @param {Object} [object] The object to query keys on.
 * @returns {boolean} Returns `true` if `value` is a property name, else `false`.
 */
function isKey(value, object) {
  if (isArray(value)) {
    return false;
  }
  var type = typeof value;
  if (type == 'number' || type == 'symbol' || type == 'boolean' ||
      value == null || isSymbol(value)) {
    return true;
  }
  return reIsPlainProp.test(value) || !reIsDeepProp.test(value) ||
    (object != null && value in Object(object));
}

/**
 * Checks if `value` is suitable for use as unique object key.
 *
 * @private
 * @param {*} value The value to check.
 * @returns {boolean} Returns `true` if `value` is suitable, else `false`.
 */
function isKeyable(value) {
  var type = typeof value;
  return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean')
    ? (value !== '__proto__')
    : (value === null);
}

/**
 * Checks if `func` has its source masked.
 *
 * @private
 * @param {Function} func The function to check.
 * @returns {boolean} Returns `true` if `func` is masked, else `false`.
 */
function isMasked(func) {
  return !!maskSrcKey && (maskSrcKey in func);
}

/**
 * Converts `string` to a property path array.
 *
 * @private
 * @param {string} string The string to convert.
 * @returns {Array} Returns the property path array.
 */
var stringToPath = memoize(function(string) {
  string = toString(string);

  var result = [];
  if (reLeadingDot.test(string)) {
    result.push('');
  }
  string.replace(rePropName, function(match, number, quote, string) {
    result.push(quote ? string.replace(reEscapeChar, '$1') : (number || match));
  });
  return result;
});

/**
 * Converts `value` to a string key if it's not a string or symbol.
 *
 * @private
 * @param {*} value The value to inspect.
 * @returns {string|symbol} Returns the key.
 */
function toKey(value) {
  if (typeof value == 'string' || isSymbol(value)) {
    return value;
  }
  var result = (value + '');
  return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result;
}

/**
 * Converts `func` to its source code.
 *
 * @private
 * @param {Function} func The function to process.
 * @returns {string} Returns the source code.
 */
function toSource(func) {
  if (func != null) {
    try {
      return funcToString.call(func);
    } catch (e) {}
    try {
      return (func + '');
    } catch (e) {}
  }
  return '';
}

/**
 * Creates a function that memoizes the result of `func`. If `resolver` is
 * provided, it determines the cache key for storing the result based on the
 * arguments provided to the memoized function. By default, the first argument
 * provided to the memoized function is used as the map cache key. The `func`
 * is invoked with the `this` binding of the memoized function.
 *
 * **Note:** The cache is exposed as the `cache` property on the memoized
 * function. Its creation may be customized by replacing the `_.memoize.Cache`
 * constructor with one whose instances implement the
 * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object)
 * method interface of `delete`, `get`, `has`, and `set`.
 *
 * @static
 * @memberOf _
 * @since 0.1.0
 * @category Function
 * @param {Function} func The function to have its output memoized.
 * @param {Function} [resolver] The function to resolve the cache key.
 * @returns {Function} Returns the new memoized function.
 * @example
 *
 * var object = { 'a': 1, 'b': 2 };
 * var other = { 'c': 3, 'd': 4 };
 *
 * var values = _.memoize(_.values);
 * values(object);
 * // => [1, 2]
 *
 * values(other);
 * // => [3, 4]
 *
 * object.a = 2;
 * values(object);
 * // => [1, 2]
 *
 * // Modify the result cache.
 * values.cache.set(object, ['a', 'b']);
 * values(object);
 * // => ['a', 'b']
 *
 * // Replace `_.memoize.Cache`.
 * _.memoize.Cache = WeakMap;
 */
function memoize(func, resolver) {
  if (typeof func != 'function' || (resolver && typeof resolver != 'function')) {
    throw new TypeError(FUNC_ERROR_TEXT);
  }
  var memoized = function() {
    var args = arguments,
        key = resolver ? resolver.apply(this, args) : args[0],
        cache = memoized.cache;

    if (cache.has(key)) {
      return cache.get(key);
    }
    var result = func.apply(this, args);
    memoized.cache = cache.set(key, result);
    return result;
  };
  memoized.cache = new (memoize.Cache || MapCache);
  return memoized;
}

// Assign cache to `_.memoize`.
memoize.Cache = MapCache;

/**
 * Performs a
 * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
 * comparison between two values to determine if they are equivalent.
 *
 * @static
 * @memberOf _
 * @since 4.0.0
 * @category Lang
 * @param {*} value The value to compare.
 * @param {*} other The other value to compare.
 * @returns {boolean} Returns `true` if the values are equivalent, else `false`.
 * @example
 *
 * var object = { 'a': 1 };
 * var other = { 'a': 1 };
 *
 * _.eq(object, object);
 * // => true
 *
 * _.eq(object, other);
 * // => false
 *
 * _.eq('a', 'a');
 * // => true
 *
 * _.eq('a', Object('a'));
 * // => false
 *
 * _.eq(NaN, NaN);
 * // => true
 */
function eq(value, other) {
  return value === other || (value !== value && other !== other);
}

/**
 * Checks if `value` is classified as an `Array` object.
 *
 * @static
 * @memberOf _
 * @since 0.1.0
 * @category Lang
 * @param {*} value The value to check.
 * @returns {boolean} Returns `true` if `value` is an array, else `false`.
 * @example
 *
 * _.isArray([1, 2, 3]);
 * // => true
 *
 * _.isArray(document.body.children);
 * // => false
 *
 * _.isArray('abc');
 * // => false
 *
 * _.isArray(_.noop);
 * // => false
 */
var isArray = Array.isArray;

/**
 * Checks if `value` is classified as a `Function` object.
 *
 * @static
 * @memberOf _
 * @since 0.1.0
 * @category Lang
 * @param {*} value The value to check.
 * @returns {boolean} Returns `true` if `value` is a function, else `false`.
 * @example
 *
 * _.isFunction(_);
 * // => true
 *
 * _.isFunction(/abc/);
 * // => false
 */
function isFunction(value) {
  // The use of `Object#toString` avoids issues with the `typeof` operator
  // in Safari 8-9 which returns 'object' for typed array and other constructors.
  var tag = isObject(value) ? objectToString.call(value) : '';
  return tag == funcTag || tag == genTag;
}

/**
 * Checks if `value` is the
 * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types)
 * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
 *
 * @static
 * @memberOf _
 * @since 0.1.0
 * @category Lang
 * @param {*} value The value to check.
 * @returns {boolean} Returns `true` if `value` is an object, else `false`.
 * @example
 *
 * _.isObject({});
 * // => true
 *
 * _.isObject([1, 2, 3]);
 * // => true
 *
 * _.isObject(_.noop);
 * // => true
 *
 * _.isObject(null);
 * // => false
 */
function isObject(value) {
  var type = typeof value;
  return !!value && (type == 'object' || type == 'function');
}

/**
 * Checks if `value` is object-like. A value is object-like if it's not `null`
 * and has a `typeof` result of "object".
 *
 * @static
 * @memberOf _
 * @since 4.0.0
 * @category Lang
 * @param {*} value The value to check.
 * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
 * @example
 *
 * _.isObjectLike({});
 * // => true
 *
 * _.isObjectLike([1, 2, 3]);
 * // => true
 *
 * _.isObjectLike(_.noop);
 * // => false
 *
 * _.isObjectLike(null);
 * // => false
 */
function isObjectLike(value) {
  return !!value && typeof value == 'object';
}

/**
 * Checks if `value` is classified as a `Symbol` primitive or object.
 *
 * @static
 * @memberOf _
 * @since 4.0.0
 * @category Lang
 * @param {*} value The value to check.
 * @returns {boolean} Returns `true` if `value` is a symbol, else `false`.
 * @example
 *
 * _.isSymbol(Symbol.iterator);
 * // => true
 *
 * _.isSymbol('abc');
 * // => false
 */
function isSymbol(value) {
  return typeof value == 'symbol' ||
    (isObjectLike(value) && objectToString.call(value) == symbolTag);
}

/**
 * Converts `value` to a string. An empty string is returned for `null`
 * and `undefined` values. The sign of `-0` is preserved.
 *
 * @static
 * @memberOf _
 * @since 4.0.0
 * @category Lang
 * @param {*} value The value to process.
 * @returns {string} Returns the string.
 * @example
 *
 * _.toString(null);
 * // => ''
 *
 * _.toString(-0);
 * // => '-0'
 *
 * _.toString([1, 2, 3]);
 * // => '1,2,3'
 */
function toString(value) {
  return value == null ? '' : baseToString(value);
}

/**
 * Gets the value at `path` of `object`. If the resolved value is
 * `undefined`, the `defaultValue` is returned in its place.
 *
 * @static
 * @memberOf _
 * @since 3.7.0
 * @category Object
 * @param {Object} object The object to query.
 * @param {Array|string} path The path of the property to get.
 * @param {*} [defaultValue] The value returned for `undefined` resolved values.
 * @returns {*} Returns the resolved value.
 * @example
 *
 * var object = { 'a': [{ 'b': { 'c': 3 } }] };
 *
 * _.get(object, 'a[0].b.c');
 * // => 3
 *
 * _.get(object, ['a', '0', 'b', 'c']);
 * // => 3
 *
 * _.get(object, 'a.b.c', 'default');
 * // => 'default'
 */
function get(object, path, defaultValue) {
  var result = object == null ? undefined : baseGet(object, path);
  return result === undefined ? defaultValue : result;
}

module.exports = get;

},{}],90:[function(require,module,exports){
"use strict";

// cache a reference to setTimeout, so that our reference won't be stubbed out
// when using fake timers and errors will still get logged
// https://github.com/cjohansen/Sinon.JS/issues/381
var realSetTimeout = setTimeout;

function configureLogger(config) {
    // eslint-disable-next-line no-param-reassign
    config = config || {};
    // Function which prints errors.
    if (!config.hasOwnProperty("logger")) {
        // eslint-disable-next-line no-empty-function
        config.logger = function() {};
    }
    // When set to true, any errors logged will be thrown immediately;
    // If set to false, the errors will be thrown in separate execution frame.
    if (!config.hasOwnProperty("useImmediateExceptions")) {
        config.useImmediateExceptions = true;
    }
    // wrap realSetTimeout with something we can stub in tests
    if (!config.hasOwnProperty("setTimeout")) {
        config.setTimeout = realSetTimeout;
    }

    return function logError(label, e) {
        var msg = label + " threw exception: ";
        var err = {
            name: e.name || label,
            message: e.message || e.toString(),
            stack: e.stack
        };

        function throwLoggedError() {
            err.message = msg + err.message;
            throw err;
        }

        config.logger(msg + "[" + err.name + "] " + err.message);

        if (err.stack) {
            config.logger(err.stack);
        }

        if (config.useImmediateExceptions) {
            throwLoggedError();
        } else {
            config.setTimeout(throwLoggedError, 0);
        }
    };
}

module.exports = configureLogger;

},{}],91:[function(require,module,exports){
"use strict";

var Event = require("./event");

function CustomEvent(type, customData, target) {
    this.initEvent(type, false, false, target);
    this.detail = customData.detail || null;
}

CustomEvent.prototype = new Event();

CustomEvent.prototype.constructor = CustomEvent;

module.exports = CustomEvent;

},{"./event":93}],92:[function(require,module,exports){
"use strict";

function flattenOptions(options) {
    if (options !== Object(options)) {
        return {
            capture: Boolean(options),
            once: false,
            passive: false
        };
    }
    return {
        capture: Boolean(options.capture),
        once: Boolean(options.once),
        passive: Boolean(options.passive)
    };
}
function not(fn) {
    return function() {
        return !fn.apply(this, arguments);
    };
}
function hasListenerFilter(listener, capture) {
    return function(listenerSpec) {
        return (
            listenerSpec.capture === capture &&
            listenerSpec.listener === listener
        );
    };
}

var EventTarget = {
    // https://dom.spec.whatwg.org/#dom-eventtarget-addeventlistener
    addEventListener: function addEventListener(
        event,
        listener,
        providedOptions
    ) {
        // 3. Let capture, passive, and once be the result of flattening more options.
        // Flatten property before executing step 2,
        // feture detection is usually based on registering handler with options object,
        // that has getter defined
        // addEventListener("load", () => {}, {
        //    get once() { supportsOnce = true; }
        // });
        var options = flattenOptions(providedOptions);

        // 2. If callback is null, then return.
        if (listener === null || listener === undefined) {
            return;
        }

        this.eventListeners = this.eventListeners || {};
        this.eventListeners[event] = this.eventListeners[event] || [];

        // 4. If context object’s associated list of event listener
        //    does not contain an event listener whose type is type,
        //    callback is callback, and capture is capture, then append
        //    a new event listener to it, whose type is type, callback is
        //    callback, capture is capture, passive is passive, and once is once.
        if (
            !this.eventListeners[event].some(
                hasListenerFilter(listener, options.capture)
            )
        ) {
            this.eventListeners[event].push({
                listener: listener,
                capture: options.capture,
                once: options.once
            });
        }
    },

    // https://dom.spec.whatwg.org/#dom-eventtarget-removeeventlistener
    removeEventListener: function removeEventListener(
        event,
        listener,
        providedOptions
    ) {
        if (!this.eventListeners || !this.eventListeners[event]) {
            return;
        }

        // 2. Let capture be the result of flattening options.
        var options = flattenOptions(providedOptions);

        // 3. If there is an event listener in the associated list of
        //    event listeners whose type is type, callback is callback,
        //    and capture is capture, then set that event listener’s
        //    removed to true and remove it from the associated list of event listeners.
        this.eventListeners[event] = this.eventListeners[event].filter(
            not(hasListenerFilter(listener, options.capture))
        );
    },

    dispatchEvent: function dispatchEvent(event) {
        if (!this.eventListeners || !this.eventListeners[event.type]) {
            return Boolean(event.defaultPrevented);
        }

        var self = this;
        var type = event.type;
        var listeners = self.eventListeners[type];

        // Remove listeners, that should be dispatched once
        // before running dispatch loop to avoid nested dispatch issues
        self.eventListeners[type] = listeners.filter(function(listenerSpec) {
            return !listenerSpec.once;
        });
        listeners.forEach(function(listenerSpec) {
            var listener = listenerSpec.listener;
            if (typeof listener === "function") {
                listener.call(self, event);
            } else {
                listener.handleEvent(event);
            }
        });

        return Boolean(event.defaultPrevented);
    }
};

module.exports = EventTarget;

},{}],93:[function(require,module,exports){
"use strict";

function Event(type, bubbles, cancelable, target) {
    this.initEvent(type, bubbles, cancelable, target);
}

Event.prototype = {
    initEvent: function(type, bubbles, cancelable, target) {
        this.type = type;
        this.bubbles = bubbles;
        this.cancelable = cancelable;
        this.target = target;
        this.currentTarget = target;
    },

    // eslint-disable-next-line no-empty-function
    stopPropagation: function() {},

    preventDefault: function() {
        this.defaultPrevented = true;
    }
};

module.exports = Event;

},{}],94:[function(require,module,exports){
"use strict";

module.exports = {
    Event: require("./event"),
    ProgressEvent: require("./progress-event"),
    CustomEvent: require("./custom-event"),
    EventTarget: require("./event-target")
};

},{"./custom-event":91,"./event":93,"./event-target":92,"./progress-event":95}],95:[function(require,module,exports){
"use strict";

var Event = require("./event");

function ProgressEvent(type, progressEventRaw, target) {
    this.initEvent(type, false, false, target);
    this.loaded =
        typeof progressEventRaw.loaded === "number"
            ? progressEventRaw.loaded
            : null;
    this.total =
        typeof progressEventRaw.total === "number"
            ? progressEventRaw.total
            : null;
    this.lengthComputable = Boolean(progressEventRaw.total);
}

ProgressEvent.prototype = new Event();

ProgressEvent.prototype.constructor = ProgressEvent;

module.exports = ProgressEvent;

},{"./event":93}],96:[function(require,module,exports){
"use strict";

var FakeTimers = require("@sinonjs/fake-timers");
var fakeServer = require("./index");

// eslint-disable-next-line no-empty-function
function Server() {}
Server.prototype = fakeServer;

var fakeServerWithClock = new Server();

fakeServerWithClock.addRequest = function addRequest(xhr) {
    if (xhr.async) {
        if (typeof setTimeout.clock === "object") {
            this.clock = setTimeout.clock;
        } else {
            this.clock = FakeTimers.install();
            this.resetClock = true;
        }

        if (!this.longestTimeout) {
            var clockSetTimeout = this.clock.setTimeout;
            var clockSetInterval = this.clock.setInterval;
            var server = this;

            this.clock.setTimeout = function(fn, timeout) {
                server.longestTimeout = Math.max(
                    timeout,
                    server.longestTimeout || 0
                );

                return clockSetTimeout.apply(this, arguments);
            };

            this.clock.setInterval = function(fn, timeout) {
                server.longestTimeout = Math.max(
                    timeout,
                    server.longestTimeout || 0
                );

                return clockSetInterval.apply(this, arguments);
            };
        }
    }

    return fakeServer.addRequest.call(this, xhr);
};

fakeServerWithClock.respond = function respond() {
    var returnVal = fakeServer.respond.apply(this, arguments);

    if (this.clock) {
        this.clock.tick(this.longestTimeout || 0);
        this.longestTimeout = 0;

        if (this.resetClock) {
            this.clock.uninstall();
            this.resetClock = false;
        }
    }

    return returnVal;
};

fakeServerWithClock.restore = function restore() {
    if (this.clock) {
        this.clock.uninstall();
    }

    return fakeServer.restore.apply(this, arguments);
};

module.exports = fakeServerWithClock;

},{"./index":97,"@sinonjs/fake-timers":56}],97:[function(require,module,exports){
"use strict";

var fakeXhr = require("../fake-xhr");
var push = [].push;
var log = require("./log");
var configureLogError = require("../configure-logger");
var pathToRegexp = require("path-to-regexp");

var supportsArrayBuffer = typeof ArrayBuffer !== "undefined";

function responseArray(handler) {
    var response = handler;

    if (Object.prototype.toString.call(handler) !== "[object Array]") {
        response = [200, {}, handler];
    }

    if (typeof response[2] !== "string") {
        if (!supportsArrayBuffer) {
            throw new TypeError(
                "Fake server response body should be a string, but was " +
                    typeof response[2]
            );
        } else if (!(response[2] instanceof ArrayBuffer)) {
            throw new TypeError(
                "Fake server response body should be a string or ArrayBuffer, but was " +
                    typeof response[2]
            );
        }
    }

    return response;
}

function getDefaultWindowLocation() {
    var winloc = {
        hostname: "localhost",
        port: process.env.PORT || 80,
        protocol: "http:"
    };
    winloc.host =
        winloc.hostname +
        (String(winloc.port) === "80" ? "" : ":" + winloc.port);
    return winloc;
}

function getWindowLocation() {
    if (typeof window === "undefined") {
        // Fallback
        return getDefaultWindowLocation();
    }

    if (typeof window.location !== "undefined") {
        // Browsers place location on window
        return window.location;
    }

    if (
        typeof window.window !== "undefined" &&
        typeof window.window.location !== "undefined"
    ) {
        // React Native on Android places location on window.window
        return window.window.location;
    }

    return getDefaultWindowLocation();
}

function matchOne(response, reqMethod, reqUrl) {
    var rmeth = response.method;
    var matchMethod = !rmeth || rmeth.toLowerCase() === reqMethod.toLowerCase();
    var url = response.url;
    var matchUrl =
        !url ||
        url === reqUrl ||
        (typeof url.test === "function" && url.test(reqUrl));

    return matchMethod && matchUrl;
}

function match(response, request) {
    var wloc = getWindowLocation();

    var rCurrLoc = new RegExp("^" + wloc.protocol + "//" + wloc.host + "/");

    var requestUrl = request.url;

    if (!/^https?:\/\//.test(requestUrl) || rCurrLoc.test(requestUrl)) {
        requestUrl = requestUrl.replace(rCurrLoc, "/");
    }

    if (matchOne(response, this.getHTTPMethod(request), requestUrl)) {
        if (typeof response.response === "function") {
            var ru = response.url;
            var args = [request].concat(
                ru && typeof ru.exec === "function"
                    ? ru.exec(requestUrl).slice(1)
                    : []
            );
            return response.response.apply(response, args);
        }

        return true;
    }

    return false;
}

function incrementRequestCount() {
    var count = ++this.requestCount;

    this.requested = true;

    this.requestedOnce = count === 1;
    this.requestedTwice = count === 2;
    this.requestedThrice = count === 3;

    this.firstRequest = this.getRequest(0);
    this.secondRequest = this.getRequest(1);
    this.thirdRequest = this.getRequest(2);

    this.lastRequest = this.getRequest(count - 1);
}

var fakeServer = {
    create: function(config) {
        var server = Object.create(this);
        server.configure(config);
        this.xhr = fakeXhr.useFakeXMLHttpRequest();
        server.requests = [];
        server.requestCount = 0;
        server.queue = [];
        server.responses = [];

        this.xhr.onCreate = function(xhrObj) {
            xhrObj.unsafeHeadersEnabled = function() {
                return !(server.unsafeHeadersEnabled === false);
            };
            server.addRequest(xhrObj);
        };

        return server;
    },

    configure: function(config) {
        var self = this;
        var whitelist = {
            autoRespond: true,
            autoRespondAfter: true,
            respondImmediately: true,
            fakeHTTPMethods: true,
            logger: true,
            unsafeHeadersEnabled: true
        };

        // eslint-disable-next-line no-param-reassign
        config = config || {};

        Object.keys(config).forEach(function(setting) {
            if (setting in whitelist) {
                self[setting] = config[setting];
            }
        });

        self.logError = configureLogError(config);
    },

    addRequest: function addRequest(xhrObj) {
        var server = this;
        push.call(this.requests, xhrObj);

        incrementRequestCount.call(this);

        xhrObj.onSend = function() {
            server.handleRequest(this);

            if (server.respondImmediately) {
                server.respond();
            } else if (server.autoRespond && !server.responding) {
                setTimeout(function() {
                    server.responding = false;
                    server.respond();
                }, server.autoRespondAfter || 10);

                server.responding = true;
            }
        };
    },

    getHTTPMethod: function getHTTPMethod(request) {
        if (this.fakeHTTPMethods && /post/i.test(request.method)) {
            var matches = (request.requestBody || "").match(
                /_method=([^\b;]+)/
            );
            return matches ? matches[1] : request.method;
        }

        return request.method;
    },

    handleRequest: function handleRequest(xhr) {
        if (xhr.async) {
            push.call(this.queue, xhr);
        } else {
            this.processRequest(xhr);
        }
    },

    logger: function() {
        // no-op; override via configure()
    },

    logError: configureLogError({}),

    log: log,

    respondWith: function respondWith(method, url, body) {
        if (arguments.length === 1 && typeof method !== "function") {
            this.response = responseArray(method);
            return;
        }

        if (arguments.length === 1) {
            // eslint-disable-next-line no-param-reassign
            body = method;
            // eslint-disable-next-line no-param-reassign
            url = method = null;
        }

        if (arguments.length === 2) {
            // eslint-disable-next-line no-param-reassign
            body = url;
            // eslint-disable-next-line no-param-reassign
            url = method;
            // eslint-disable-next-line no-param-reassign
            method = null;
        }

        // Escape port number to prevent "named" parameters in 'path-to-regexp' module
        if (typeof url === "string" && url !== "" && /:[0-9]+\//.test(url)) {
            var m = url.match(/^(https?:\/\/.*?):([0-9]+\/.*)$/);
            // eslint-disable-next-line no-param-reassign
            url = m[1] + "\\:" + m[2];
        }

        push.call(this.responses, {
            method: method,
            url:
                typeof url === "string" && url !== "" ? pathToRegexp(url) : url,
            response: typeof body === "function" ? body : responseArray(body)
        });
    },

    respond: function respond() {
        if (arguments.length > 0) {
            this.respondWith.apply(this, arguments);
        }

        var queue = this.queue || [];
        var requests = queue.splice(0, queue.length);
        var self = this;

        requests.forEach(function(request) {
            self.processRequest(request);
        });
    },

    respondAll: function respondAll() {
        if (this.respondImmediately) {
            return;
        }

        this.queue = this.requests.slice(0);

        var request;
        while ((request = this.queue.shift())) {
            this.processRequest(request);
        }
    },

    processRequest: function processRequest(request) {
        try {
            if (request.aborted) {
                return;
            }

            var response = this.response || [404, {}, ""];

            if (this.responses) {
                for (var l = this.responses.length, i = l - 1; i >= 0; i--) {
                    if (match.call(this, this.responses[i], request)) {
                        response = this.responses[i].response;
                        break;
                    }
                }
            }

            if (request.readyState !== 4) {
                this.log(response, request);

                request.respond(response[0], response[1], response[2]);
            }
        } catch (e) {
            this.logError("Fake server request processing", e);
        }
    },

    restore: function restore() {
        return this.xhr.restore && this.xhr.restore.apply(this.xhr, arguments);
    },

    getRequest: function getRequest(index) {
        return this.requests[index] || null;
    },

    reset: function reset() {
        this.resetBehavior();
        this.resetHistory();
    },

    resetBehavior: function resetBehavior() {
        this.responses.length = this.queue.length = 0;
    },

    resetHistory: function resetHistory() {
        this.requests.length = this.requestCount = 0;

        this.requestedOnce = this.requestedTwice = this.requestedThrice = this.requested = false;

        this.firstRequest = this.secondRequest = this.thirdRequest = this.lastRequest = null;
    }
};

module.exports = fakeServer;

},{"../configure-logger":90,"../fake-xhr":100,"./log":98,"path-to-regexp":102}],98:[function(require,module,exports){
"use strict";
var inspect = require("util").inspect;

function log(response, request) {
    var str;

    str = "Request:\n" + inspect(request) + "\n\n";
    str += "Response:\n" + inspect(response) + "\n\n";

    /* istanbul ignore else: when this.logger is not a function, it can't be called */
    if (typeof this.logger === "function") {
        this.logger(str);
    }
}

module.exports = log;

},{"util":107}],99:[function(require,module,exports){
"use strict";

exports.isSupported = (function() {
    try {
        return Boolean(new Blob());
    } catch (e) {
        return false;
    }
})();

},{}],100:[function(require,module,exports){
"use strict";

var GlobalTextEncoder =
    typeof TextEncoder !== "undefined"
        ? TextEncoder
        : require("@sinonjs/text-encoding").TextEncoder;
var globalObject = require("@sinonjs/commons").global;
var configureLogError = require("../configure-logger");
var sinonEvent = require("../event");
var extend = require("just-extend");

var supportsProgress = typeof ProgressEvent !== "undefined";
var supportsCustomEvent = typeof CustomEvent !== "undefined";
var supportsFormData = typeof FormData !== "undefined";
var supportsArrayBuffer = typeof ArrayBuffer !== "undefined";
var supportsBlob = require("./blob").isSupported;

function getWorkingXHR(globalScope) {
    var supportsXHR = typeof globalScope.XMLHttpRequest !== "undefined";
    if (supportsXHR) {
        return globalScope.XMLHttpRequest;
    }

    var supportsActiveX = typeof globalScope.ActiveXObject !== "undefined";
    if (supportsActiveX) {
        return function() {
            return new globalScope.ActiveXObject("MSXML2.XMLHTTP.3.0");
        };
    }

    return false;
}

// Ref: https://fetch.spec.whatwg.org/#forbidden-header-name
var unsafeHeaders = {
    "Accept-Charset": true,
    "Access-Control-Request-Headers": true,
    "Access-Control-Request-Method": true,
    "Accept-Encoding": true,
    Connection: true,
    "Content-Length": true,
    Cookie: true,
    Cookie2: true,
    "Content-Transfer-Encoding": true,
    Date: true,
    DNT: true,
    Expect: true,
    Host: true,
    "Keep-Alive": true,
    Origin: true,
    Referer: true,
    TE: true,
    Trailer: true,
    "Transfer-Encoding": true,
    Upgrade: true,
    "User-Agent": true,
    Via: true
};

function EventTargetHandler() {
    var self = this;
    var events = [
        "loadstart",
        "progress",
        "abort",
        "error",
        "load",
        "timeout",
        "loadend"
    ];

    function addEventListener(eventName) {
        self.addEventListener(eventName, function(event) {
            var listener = self["on" + eventName];

            if (listener && typeof listener === "function") {
                listener.call(this, event);
            }
        });
    }

    events.forEach(addEventListener);
}

EventTargetHandler.prototype = sinonEvent.EventTarget;

function normalizeHeaderValue(value) {
    // Ref: https://fetch.spec.whatwg.org/#http-whitespace-bytes
    /*eslint no-control-regex: "off"*/
    return value.replace(/^[\x09\x0A\x0D\x20]+|[\x09\x0A\x0D\x20]+$/g, "");
}

function getHeader(headers, header) {
    var foundHeader = Object.keys(headers).filter(function(h) {
        return h.toLowerCase() === header.toLowerCase();
    });

    return foundHeader[0] || null;
}

function excludeSetCookie2Header(header) {
    return !/^Set-Cookie2?$/i.test(header);
}

function verifyResponseBodyType(body, responseType) {
    var error = null;
    var isString = typeof body === "string";

    if (responseType === "arraybuffer") {
        if (!isString && !(body instanceof ArrayBuffer)) {
            error = new Error(
                "Attempted to respond to fake XMLHttpRequest with " +
                    body +
                    ", which is not a string or ArrayBuffer."
            );
            error.name = "InvalidBodyException";
        }
    } else if (!isString) {
        error = new Error(
            "Attempted to respond to fake XMLHttpRequest with " +
                body +
                ", which is not a string."
        );
        error.name = "InvalidBodyException";
    }

    if (error) {
        throw error;
    }
}

function convertToArrayBuffer(body, encoding) {
    if (body instanceof ArrayBuffer) {
        return body;
    }

    return new GlobalTextEncoder(encoding || "utf-8").encode(body).buffer;
}

function isXmlContentType(contentType) {
    return (
        !contentType ||
        /(text\/xml)|(application\/xml)|(\+xml)/.test(contentType)
    );
}

function clearResponse(xhr) {
    if (xhr.responseType === "" || xhr.responseType === "text") {
        xhr.response = xhr.responseText = "";
    } else {
        xhr.response = xhr.responseText = null;
    }
    xhr.responseXML = null;
}

function fakeXMLHttpRequestFor(globalScope) {
    var isReactNative =
        globalScope.navigator &&
        globalScope.navigator.product === "ReactNative";
    var sinonXhr = { XMLHttpRequest: globalScope.XMLHttpRequest };
    sinonXhr.GlobalXMLHttpRequest = globalScope.XMLHttpRequest;
    sinonXhr.GlobalActiveXObject = globalScope.ActiveXObject;
    sinonXhr.supportsActiveX =
        typeof sinonXhr.GlobalActiveXObject !== "undefined";
    sinonXhr.supportsXHR = typeof sinonXhr.GlobalXMLHttpRequest !== "undefined";
    sinonXhr.workingXHR = getWorkingXHR(globalScope);
    sinonXhr.supportsTimeout =
        sinonXhr.supportsXHR &&
        "timeout" in new sinonXhr.GlobalXMLHttpRequest();
    sinonXhr.supportsCORS =
        isReactNative ||
        (sinonXhr.supportsXHR &&
            "withCredentials" in new sinonXhr.GlobalXMLHttpRequest());

    // Note that for FakeXMLHttpRequest to work pre ES5
    // we lose some of the alignment with the spec.
    // To ensure as close a match as possible,
    // set responseType before calling open, send or respond;
    function FakeXMLHttpRequest(config) {
        EventTargetHandler.call(this);
        this.readyState = FakeXMLHttpRequest.UNSENT;
        this.requestHeaders = {};
        this.requestBody = null;
        this.status = 0;
        this.statusText = "";
        this.upload = new EventTargetHandler();
        this.responseType = "";
        this.response = "";
        this.logError = configureLogError(config);

        if (sinonXhr.supportsTimeout) {
            this.timeout = 0;
        }

        if (sinonXhr.supportsCORS) {
            this.withCredentials = false;
        }

        if (typeof FakeXMLHttpRequest.onCreate === "function") {
            FakeXMLHttpRequest.onCreate(this);
        }
    }

    function verifyState(xhr) {
        if (xhr.readyState !== FakeXMLHttpRequest.OPENED) {
            throw new Error("INVALID_STATE_ERR");
        }

        if (xhr.sendFlag) {
            throw new Error("INVALID_STATE_ERR");
        }
    }

    // largest arity in XHR is 5 - XHR#open
    var apply = function(obj, method, args) {
        switch (args.length) {
            case 0:
                return obj[method]();
            case 1:
                return obj[method](args[0]);
            case 2:
                return obj[method](args[0], args[1]);
            case 3:
                return obj[method](args[0], args[1], args[2]);
            case 4:
                return obj[method](args[0], args[1], args[2], args[3]);
            case 5:
                return obj[method](args[0], args[1], args[2], args[3], args[4]);
            default:
                throw new Error("Unhandled case");
        }
    };

    FakeXMLHttpRequest.filters = [];
    FakeXMLHttpRequest.addFilter = function addFilter(fn) {
        this.filters.push(fn);
    };
    FakeXMLHttpRequest.defake = function defake(fakeXhr, xhrArgs) {
        var xhr = new sinonXhr.workingXHR(); // eslint-disable-line new-cap

        [
            "open",
            "setRequestHeader",
            "abort",
            "getResponseHeader",
            "getAllResponseHeaders",
            "addEventListener",
            "overrideMimeType",
            "removeEventListener"
        ].forEach(function(method) {
            fakeXhr[method] = function() {
                return apply(xhr, method, arguments);
            };
        });

        fakeXhr.send = function() {
            // Ref: https://xhr.spec.whatwg.org/#the-responsetype-attribute
            if (xhr.responseType !== fakeXhr.responseType) {
                xhr.responseType = fakeXhr.responseType;
            }
            return apply(xhr, "send", arguments);
        };

        var copyAttrs = function(args) {
            args.forEach(function(attr) {
                fakeXhr[attr] = xhr[attr];
            });
        };

        var stateChangeStart = function() {
            fakeXhr.readyState = xhr.readyState;
            if (xhr.readyState >= FakeXMLHttpRequest.HEADERS_RECEIVED) {
                copyAttrs(["status", "statusText"]);
            }
            if (xhr.readyState >= FakeXMLHttpRequest.LOADING) {
                copyAttrs(["response"]);
                if (xhr.responseType === "" || xhr.responseType === "text") {
                    copyAttrs(["responseText"]);
                }
            }
            if (
                xhr.readyState === FakeXMLHttpRequest.DONE &&
                (xhr.responseType === "" || xhr.responseType === "document")
            ) {
                copyAttrs(["responseXML"]);
            }
        };

        var stateChangeEnd = function() {
            if (fakeXhr.onreadystatechange) {
                // eslint-disable-next-line no-useless-call
                fakeXhr.onreadystatechange.call(fakeXhr, {
                    target: fakeXhr,
                    currentTarget: fakeXhr
                });
            }
        };

        var stateChange = function stateChange() {
            stateChangeStart();
            stateChangeEnd();
        };

        if (xhr.addEventListener) {
            xhr.addEventListener("readystatechange", stateChangeStart);

            Object.keys(fakeXhr.eventListeners).forEach(function(event) {
                /*eslint-disable no-loop-func*/
                fakeXhr.eventListeners[event].forEach(function(handler) {
                    xhr.addEventListener(event, handler.listener, {
                        capture: handler.capture,
                        once: handler.once
                    });
                });
                /*eslint-enable no-loop-func*/
            });

            xhr.addEventListener("readystatechange", stateChangeEnd);
        } else {
            xhr.onreadystatechange = stateChange;
        }
        apply(xhr, "open", xhrArgs);
    };
    FakeXMLHttpRequest.useFilters = false;

    function verifyRequestOpened(xhr) {
        if (xhr.readyState !== FakeXMLHttpRequest.OPENED) {
            throw new Error("INVALID_STATE_ERR - " + xhr.readyState);
        }
    }

    function verifyRequestSent(xhr) {
        if (xhr.readyState === FakeXMLHttpRequest.DONE) {
            throw new Error("Request done");
        }
    }

    function verifyHeadersReceived(xhr) {
        if (
            xhr.async &&
            xhr.readyState !== FakeXMLHttpRequest.HEADERS_RECEIVED
        ) {
            throw new Error("No headers received");
        }
    }

    function convertResponseBody(responseType, contentType, body) {
        if (responseType === "" || responseType === "text") {
            return body;
        } else if (supportsArrayBuffer && responseType === "arraybuffer") {
            return convertToArrayBuffer(body);
        } else if (responseType === "json") {
            try {
                return JSON.parse(body);
            } catch (e) {
                // Return parsing failure as null
                return null;
            }
        } else if (supportsBlob && responseType === "blob") {
            var blobOptions = {};
            if (contentType) {
                blobOptions.type = contentType;
            }
            return new Blob([convertToArrayBuffer(body)], blobOptions);
        } else if (responseType === "document") {
            if (isXmlContentType(contentType)) {
                return FakeXMLHttpRequest.parseXML(body);
            }
            return null;
        }
        throw new Error("Invalid responseType " + responseType);
    }

    /**
     * Steps to follow when there is an error, according to:
     * https://xhr.spec.whatwg.org/#request-error-steps
     */
    function requestErrorSteps(xhr) {
        clearResponse(xhr);
        xhr.errorFlag = true;
        xhr.requestHeaders = {};
        xhr.responseHeaders = {};

        if (
            xhr.readyState !== FakeXMLHttpRequest.UNSENT &&
            xhr.sendFlag &&
            xhr.readyState !== FakeXMLHttpRequest.DONE
        ) {
            xhr.readyStateChange(FakeXMLHttpRequest.DONE);
            xhr.sendFlag = false;
        }
    }

    FakeXMLHttpRequest.parseXML = function parseXML(text) {
        // Treat empty string as parsing failure
        if (text !== "") {
            try {
                if (typeof DOMParser !== "undefined") {
                    var parser = new DOMParser();
                    var parsererrorNS = "";

                    try {
                        var parsererrors = parser
                            .parseFromString("INVALID", "text/xml")
                            .getElementsByTagName("parsererror");
                        if (parsererrors.length) {
                            parsererrorNS = parsererrors[0].namespaceURI;
                        }
                    } catch (e) {
                        // passing invalid XML makes IE11 throw
                        // so no namespace needs to be determined
                    }

                    var result;
                    try {
                        result = parser.parseFromString(text, "text/xml");
                    } catch (err) {
                        return null;
                    }

                    return result.getElementsByTagNameNS(
                        parsererrorNS,
                        "parsererror"
                    ).length
                        ? null
                        : result;
                }
                var xmlDoc = new window.ActiveXObject("Microsoft.XMLDOM");
                xmlDoc.async = "false";
                xmlDoc.loadXML(text);
                return xmlDoc.parseError.errorCode !== 0 ? null : xmlDoc;
            } catch (e) {
                // Unable to parse XML - no biggie
            }
        }

        return null;
    };

    FakeXMLHttpRequest.statusCodes = {
        100: "Continue",
        101: "Switching Protocols",
        200: "OK",
        201: "Created",
        202: "Accepted",
        203: "Non-Authoritative Information",
        204: "No Content",
        205: "Reset Content",
        206: "Partial Content",
        207: "Multi-Status",
        300: "Multiple Choice",
        301: "Moved Permanently",
        302: "Found",
        303: "See Other",
        304: "Not Modified",
        305: "Use Proxy",
        307: "Temporary Redirect",
        400: "Bad Request",
        401: "Unauthorized",
        402: "Payment Required",
        403: "Forbidden",
        404: "Not Found",
        405: "Method Not Allowed",
        406: "Not Acceptable",
        407: "Proxy Authentication Required",
        408: "Request Timeout",
        409: "Conflict",
        410: "Gone",
        411: "Length Required",
        412: "Precondition Failed",
        413: "Request Entity Too Large",
        414: "Request-URI Too Long",
        415: "Unsupported Media Type",
        416: "Requested Range Not Satisfiable",
        417: "Expectation Failed",
        422: "Unprocessable Entity",
        500: "Internal Server Error",
        501: "Not Implemented",
        502: "Bad Gateway",
        503: "Service Unavailable",
        504: "Gateway Timeout",
        505: "HTTP Version Not Supported"
    };

    extend(FakeXMLHttpRequest.prototype, sinonEvent.EventTarget, {
        async: true,

        open: function open(method, url, async, username, password) {
            this.method = method;
            this.url = url;
            this.async = typeof async === "boolean" ? async : true;
            this.username = username;
            this.password = password;
            clearResponse(this);
            this.requestHeaders = {};
            this.sendFlag = false;

            if (FakeXMLHttpRequest.useFilters === true) {
                var xhrArgs = arguments;
                var defake = FakeXMLHttpRequest.filters.some(function(filter) {
                    return filter.apply(this, xhrArgs);
                });
                if (defake) {
                    FakeXMLHttpRequest.defake(this, arguments);
                    return;
                }
            }
            this.readyStateChange(FakeXMLHttpRequest.OPENED);
        },

        readyStateChange: function readyStateChange(state) {
            this.readyState = state;

            var readyStateChangeEvent = new sinonEvent.Event(
                "readystatechange",
                false,
                false,
                this
            );
            var event, progress;

            if (typeof this.onreadystatechange === "function") {
                try {
                    this.onreadystatechange(readyStateChangeEvent);
                } catch (e) {
                    this.logError("Fake XHR onreadystatechange handler", e);
                }
            }

            if (this.readyState === FakeXMLHttpRequest.DONE) {
                if (this.timedOut || this.aborted || this.status === 0) {
                    progress = { loaded: 0, total: 0 };
                    event =
                        (this.timedOut && "timeout") ||
                        (this.aborted && "abort") ||
                        "error";
                } else {
                    progress = { loaded: 100, total: 100 };
                    event = "load";
                }

                if (supportsProgress) {
                    this.upload.dispatchEvent(
                        new sinonEvent.ProgressEvent("progress", progress, this)
                    );
                    this.upload.dispatchEvent(
                        new sinonEvent.ProgressEvent(event, progress, this)
                    );
                    this.upload.dispatchEvent(
                        new sinonEvent.ProgressEvent("loadend", progress, this)
                    );
                }

                this.dispatchEvent(
                    new sinonEvent.ProgressEvent("progress", progress, this)
                );
                this.dispatchEvent(
                    new sinonEvent.ProgressEvent(event, progress, this)
                );
                this.dispatchEvent(
                    new sinonEvent.ProgressEvent("loadend", progress, this)
                );
            }

            this.dispatchEvent(readyStateChangeEvent);
        },

        // Ref https://xhr.spec.whatwg.org/#the-setrequestheader()-method
        setRequestHeader: function setRequestHeader(header, value) {
            if (typeof value !== "string") {
                throw new TypeError(
                    "By RFC7230, section 3.2.4, header values should be strings. Got " +
                        typeof value
                );
            }
            verifyState(this);

            var checkUnsafeHeaders = true;
            if (typeof this.unsafeHeadersEnabled === "function") {
                checkUnsafeHeaders = this.unsafeHeadersEnabled();
            }

            if (
                checkUnsafeHeaders &&
                (getHeader(unsafeHeaders, header) !== null ||
                    /^(Sec-|Proxy-)/i.test(header))
            ) {
                throw new Error(
                    // eslint-disable-next-line quotes
                    'Refused to set unsafe header "' + header + '"'
                );
            }

            // eslint-disable-next-line no-param-reassign
            value = normalizeHeaderValue(value);

            var existingHeader = getHeader(this.requestHeaders, header);
            if (existingHeader) {
                this.requestHeaders[existingHeader] += ", " + value;
            } else {
                this.requestHeaders[header] = value;
            }
        },

        setStatus: function setStatus(status) {
            var sanitizedStatus = typeof status === "number" ? status : 200;

            verifyRequestOpened(this);
            this.status = sanitizedStatus;
            this.statusText = FakeXMLHttpRequest.statusCodes[sanitizedStatus];
        },

        // Helps testing
        setResponseHeaders: function setResponseHeaders(headers) {
            verifyRequestOpened(this);

            var responseHeaders = (this.responseHeaders = {});

            Object.keys(headers).forEach(function(header) {
                responseHeaders[header] = headers[header];
            });

            if (this.async) {
                this.readyStateChange(FakeXMLHttpRequest.HEADERS_RECEIVED);
            } else {
                this.readyState = FakeXMLHttpRequest.HEADERS_RECEIVED;
            }
        },

        // Currently treats ALL data as a DOMString (i.e. no Document)
        send: function send(data) {
            verifyState(this);

            if (!/^(head)$/i.test(this.method)) {
                var contentType = getHeader(
                    this.requestHeaders,
                    "Content-Type"
                );
                if (this.requestHeaders[contentType]) {
                    var value = this.requestHeaders[contentType].split(";");
                    this.requestHeaders[contentType] =
                        value[0] + ";charset=utf-8";
                } else if (supportsFormData && !(data instanceof FormData)) {
                    this.requestHeaders["Content-Type"] =
                        "text/plain;charset=utf-8";
                }

                this.requestBody = data;
            }

            this.errorFlag = false;
            this.sendFlag = this.async;
            clearResponse(this);

            if (typeof this.onSend === "function") {
                this.onSend(this);
            }

            // Only listen if setInterval and Date are a stubbed.
            if (
                sinonXhr.supportsTimeout &&
                typeof setInterval.clock === "object" &&
                typeof Date.clock === "object"
            ) {
                var initiatedTime = Date.now();
                var self = this;

                // Listen to any possible tick by fake timers and check to see if timeout has
                // been exceeded. It's important to note that timeout can be changed while a request
                // is in flight, so we must check anytime the end user forces a clock tick to make
                // sure timeout hasn't changed.
                // https://xhr.spec.whatwg.org/#dfnReturnLink-2
                var clearIntervalId = setInterval(function() {
                    // Check if the readyState has been reset or is done. If this is the case, there
                    // should be no timeout. This will also prevent aborted requests and
                    // fakeServerWithClock from triggering unnecessary responses.
                    if (
                        self.readyState === FakeXMLHttpRequest.UNSENT ||
                        self.readyState === FakeXMLHttpRequest.DONE
                    ) {
                        clearInterval(clearIntervalId);
                    } else if (
                        typeof self.timeout === "number" &&
                        self.timeout > 0
                    ) {
                        if (Date.now() >= initiatedTime + self.timeout) {
                            self.triggerTimeout();
                            clearInterval(clearIntervalId);
                        }
                    }
                }, 1);
            }

            this.dispatchEvent(
                new sinonEvent.Event("loadstart", false, false, this)
            );
        },

        abort: function abort() {
            this.aborted = true;
            requestErrorSteps(this);
            this.readyState = FakeXMLHttpRequest.UNSENT;
        },

        error: function() {
            clearResponse(this);
            this.errorFlag = true;
            this.requestHeaders = {};
            this.responseHeaders = {};

            this.readyStateChange(FakeXMLHttpRequest.DONE);
        },

        triggerTimeout: function triggerTimeout() {
            if (sinonXhr.supportsTimeout) {
                this.timedOut = true;
                requestErrorSteps(this);
            }
        },

        getResponseHeader: function getResponseHeader(header) {
            if (this.readyState < FakeXMLHttpRequest.HEADERS_RECEIVED) {
                return null;
            }

            if (/^Set-Cookie2?$/i.test(header)) {
                return null;
            }

            // eslint-disable-next-line no-param-reassign
            header = getHeader(this.responseHeaders, header);

            return this.responseHeaders[header] || null;
        },

        getAllResponseHeaders: function getAllResponseHeaders() {
            if (this.readyState < FakeXMLHttpRequest.HEADERS_RECEIVED) {
                return "";
            }

            var responseHeaders = this.responseHeaders;
            var headers = Object.keys(responseHeaders)
                .filter(excludeSetCookie2Header)
                .reduce(function(prev, header) {
                    var value = responseHeaders[header];

                    return prev + (header + ": " + value + "\r\n");
                }, "");

            return headers;
        },

        setResponseBody: function setResponseBody(body) {
            verifyRequestSent(this);
            verifyHeadersReceived(this);
            verifyResponseBodyType(body, this.responseType);
            var contentType =
                this.overriddenMimeType ||
                this.getResponseHeader("Content-Type");

            var isTextResponse =
                this.responseType === "" || this.responseType === "text";
            clearResponse(this);
            if (this.async) {
                var chunkSize = this.chunkSize || 10;
                var index = 0;

                do {
                    this.readyStateChange(FakeXMLHttpRequest.LOADING);

                    if (isTextResponse) {
                        this.responseText = this.response += body.substring(
                            index,
                            index + chunkSize
                        );
                    }
                    index += chunkSize;
                } while (index < body.length);
            }

            this.response = convertResponseBody(
                this.responseType,
                contentType,
                body
            );
            if (isTextResponse) {
                this.responseText = this.response;
            }

            if (this.responseType === "document") {
                this.responseXML = this.response;
            } else if (
                this.responseType === "" &&
                isXmlContentType(contentType)
            ) {
                this.responseXML = FakeXMLHttpRequest.parseXML(
                    this.responseText
                );
            }
            this.readyStateChange(FakeXMLHttpRequest.DONE);
        },

        respond: function respond(status, headers, body) {
            this.setStatus(status);
            this.setResponseHeaders(headers || {});
            this.setResponseBody(body || "");
        },

        uploadProgress: function uploadProgress(progressEventRaw) {
            if (supportsProgress) {
                this.upload.dispatchEvent(
                    new sinonEvent.ProgressEvent(
                        "progress",
                        progressEventRaw,
                        this.upload
                    )
                );
            }
        },

        downloadProgress: function downloadProgress(progressEventRaw) {
            if (supportsProgress) {
                this.dispatchEvent(
                    new sinonEvent.ProgressEvent(
                        "progress",
                        progressEventRaw,
                        this
                    )
                );
            }
        },

        uploadError: function uploadError(error) {
            if (supportsCustomEvent) {
                this.upload.dispatchEvent(
                    new sinonEvent.CustomEvent("error", { detail: error })
                );
            }
        },

        overrideMimeType: function overrideMimeType(type) {
            if (this.readyState >= FakeXMLHttpRequest.LOADING) {
                throw new Error("INVALID_STATE_ERR");
            }
            this.overriddenMimeType = type;
        }
    });

    var states = {
        UNSENT: 0,
        OPENED: 1,
        HEADERS_RECEIVED: 2,
        LOADING: 3,
        DONE: 4
    };

    extend(FakeXMLHttpRequest, states);
    extend(FakeXMLHttpRequest.prototype, states);

    function useFakeXMLHttpRequest() {
        FakeXMLHttpRequest.restore = function restore(keepOnCreate) {
            if (sinonXhr.supportsXHR) {
                globalScope.XMLHttpRequest = sinonXhr.GlobalXMLHttpRequest;
            }

            if (sinonXhr.supportsActiveX) {
                globalScope.ActiveXObject = sinonXhr.GlobalActiveXObject;
            }

            delete FakeXMLHttpRequest.restore;

            if (keepOnCreate !== true) {
                delete FakeXMLHttpRequest.onCreate;
            }
        };
        if (sinonXhr.supportsXHR) {
            globalScope.XMLHttpRequest = FakeXMLHttpRequest;
        }

        if (sinonXhr.supportsActiveX) {
            globalScope.ActiveXObject = function ActiveXObject(objId) {
                if (
                    objId === "Microsoft.XMLHTTP" ||
                    /^Msxml2\.XMLHTTP/i.test(objId)
                ) {
                    return new FakeXMLHttpRequest();
                }

                return new sinonXhr.GlobalActiveXObject(objId);
            };
        }

        return FakeXMLHttpRequest;
    }

    return {
        xhr: sinonXhr,
        FakeXMLHttpRequest: FakeXMLHttpRequest,
        useFakeXMLHttpRequest: useFakeXMLHttpRequest
    };
}

module.exports = extend(fakeXMLHttpRequestFor(globalObject), {
    fakeXMLHttpRequestFor: fakeXMLHttpRequestFor
});

},{"../configure-logger":90,"../event":94,"./blob":99,"@sinonjs/commons":44,"@sinonjs/text-encoding":83,"just-extend":88}],101:[function(require,module,exports){
"use strict";

module.exports = {
    fakeServer: require("./fake-server"),
    fakeServerWithClock: require("./fake-server/fake-server-with-clock"),
    fakeXhr: require("./fake-xhr")
};

},{"./fake-server":97,"./fake-server/fake-server-with-clock":96,"./fake-xhr":100}],102:[function(require,module,exports){
var isarray = require('isarray')

/**
 * Expose `pathToRegexp`.
 */
module.exports = pathToRegexp
module.exports.parse = parse
module.exports.compile = compile
module.exports.tokensToFunction = tokensToFunction
module.exports.tokensToRegExp = tokensToRegExp

/**
 * The main path matching regexp utility.
 *
 * @type {RegExp}
 */
var PATH_REGEXP = new RegExp([
  // Match escaped characters that would otherwise appear in future matches.
  // This allows the user to escape special characters that won't transform.
  '(\\\\.)',
  // Match Express-style parameters and un-named parameters with a prefix
  // and optional suffixes. Matches appear as:
  //
  // "/:test(\\d+)?" => ["/", "test", "\d+", undefined, "?", undefined]
  // "/route(\\d+)"  => [undefined, undefined, undefined, "\d+", undefined, undefined]
  // "/*"            => ["/", undefined, undefined, undefined, undefined, "*"]
  '([\\/.])?(?:(?:\\:(\\w+)(?:\\(((?:\\\\.|[^\\\\()])+)\\))?|\\(((?:\\\\.|[^\\\\()])+)\\))([+*?])?|(\\*))'
].join('|'), 'g')

/**
 * Parse a string for the raw tokens.
 *
 * @param  {string}  str
 * @param  {Object=} options
 * @return {!Array}
 */
function parse (str, options) {
  var tokens = []
  var key = 0
  var index = 0
  var path = ''
  var defaultDelimiter = options && options.delimiter || '/'
  var res

  while ((res = PATH_REGEXP.exec(str)) != null) {
    var m = res[0]
    var escaped = res[1]
    var offset = res.index
    path += str.slice(index, offset)
    index = offset + m.length

    // Ignore already escaped sequences.
    if (escaped) {
      path += escaped[1]
      continue
    }

    var next = str[index]
    var prefix = res[2]
    var name = res[3]
    var capture = res[4]
    var group = res[5]
    var modifier = res[6]
    var asterisk = res[7]

    // Push the current path onto the tokens.
    if (path) {
      tokens.push(path)
      path = ''
    }

    var partial = prefix != null && next != null && next !== prefix
    var repeat = modifier === '+' || modifier === '*'
    var optional = modifier === '?' || modifier === '*'
    var delimiter = res[2] || defaultDelimiter
    var pattern = capture || group

    tokens.push({
      name: name || key++,
      prefix: prefix || '',
      delimiter: delimiter,
      optional: optional,
      repeat: repeat,
      partial: partial,
      asterisk: !!asterisk,
      pattern: pattern ? escapeGroup(pattern) : (asterisk ? '.*' : '[^' + escapeString(delimiter) + ']+?')
    })
  }

  // Match any characters still remaining.
  if (index < str.length) {
    path += str.substr(index)
  }

  // If the path exists, push it onto the end.
  if (path) {
    tokens.push(path)
  }

  return tokens
}

/**
 * Compile a string to a template function for the path.
 *
 * @param  {string}             str
 * @param  {Object=}            options
 * @return {!function(Object=, Object=)}
 */
function compile (str, options) {
  return tokensToFunction(parse(str, options), options)
}

/**
 * Prettier encoding of URI path segments.
 *
 * @param  {string}
 * @return {string}
 */
function encodeURIComponentPretty (str) {
  return encodeURI(str).replace(/[\/?#]/g, function (c) {
    return '%' + c.charCodeAt(0).toString(16).toUpperCase()
  })
}

/**
 * Encode the asterisk parameter. Similar to `pretty`, but allows slashes.
 *
 * @param  {string}
 * @return {string}
 */
function encodeAsterisk (str) {
  return encodeURI(str).replace(/[?#]/g, function (c) {
    return '%' + c.charCodeAt(0).toString(16).toUpperCase()
  })
}

/**
 * Expose a method for transforming tokens into the path function.
 */
function tokensToFunction (tokens, options) {
  // Compile all the tokens into regexps.
  var matches = new Array(tokens.length)

  // Compile all the patterns before compilation.
  for (var i = 0; i < tokens.length; i++) {
    if (typeof tokens[i] === 'object') {
      matches[i] = new RegExp('^(?:' + tokens[i].pattern + ')$', flags(options))
    }
  }

  return function (obj, opts) {
    var path = ''
    var data = obj || {}
    var options = opts || {}
    var encode = options.pretty ? encodeURIComponentPretty : encodeURIComponent

    for (var i = 0; i < tokens.length; i++) {
      var token = tokens[i]

      if (typeof token === 'string') {
        path += token

        continue
      }

      var value = data[token.name]
      var segment

      if (value == null) {
        if (token.optional) {
          // Prepend partial segment prefixes.
          if (token.partial) {
            path += token.prefix
          }

          continue
        } else {
          throw new TypeError('Expected "' + token.name + '" to be defined')
        }
      }

      if (isarray(value)) {
        if (!token.repeat) {
          throw new TypeError('Expected "' + token.name + '" to not repeat, but received `' + JSON.stringify(value) + '`')
        }

        if (value.length === 0) {
          if (token.optional) {
            continue
          } else {
            throw new TypeError('Expected "' + token.name + '" to not be empty')
          }
        }

        for (var j = 0; j < value.length; j++) {
          segment = encode(value[j])

          if (!matches[i].test(segment)) {
            throw new TypeError('Expected all "' + token.name + '" to match "' + token.pattern + '", but received `' + JSON.stringify(segment) + '`')
          }

          path += (j === 0 ? token.prefix : token.delimiter) + segment
        }

        continue
      }

      segment = token.asterisk ? encodeAsterisk(value) : encode(value)

      if (!matches[i].test(segment)) {
        throw new TypeError('Expected "' + token.name + '" to match "' + token.pattern + '", but received "' + segment + '"')
      }

      path += token.prefix + segment
    }

    return path
  }
}

/**
 * Escape a regular expression string.
 *
 * @param  {string} str
 * @return {string}
 */
function escapeString (str) {
  return str.replace(/([.+*?=^!:${}()[\]|\/\\])/g, '\\$1')
}

/**
 * Escape the capturing group by escaping special characters and meaning.
 *
 * @param  {string} group
 * @return {string}
 */
function escapeGroup (group) {
  return group.replace(/([=!:$\/()])/g, '\\$1')
}

/**
 * Attach the keys as a property of the regexp.
 *
 * @param  {!RegExp} re
 * @param  {Array}   keys
 * @return {!RegExp}
 */
function attachKeys (re, keys) {
  re.keys = keys
  return re
}

/**
 * Get the flags for a regexp from the options.
 *
 * @param  {Object} options
 * @return {string}
 */
function flags (options) {
  return options && options.sensitive ? '' : 'i'
}

/**
 * Pull out keys from a regexp.
 *
 * @param  {!RegExp} path
 * @param  {!Array}  keys
 * @return {!RegExp}
 */
function regexpToRegexp (path, keys) {
  // Use a negative lookahead to match only capturing groups.
  var groups = path.source.match(/\((?!\?)/g)

  if (groups) {
    for (var i = 0; i < groups.length; i++) {
      keys.push({
        name: i,
        prefix: null,
        delimiter: null,
        optional: false,
        repeat: false,
        partial: false,
        asterisk: false,
        pattern: null
      })
    }
  }

  return attachKeys(path, keys)
}

/**
 * Transform an array into a regexp.
 *
 * @param  {!Array}  path
 * @param  {Array}   keys
 * @param  {!Object} options
 * @return {!RegExp}
 */
function arrayToRegexp (path, keys, options) {
  var parts = []

  for (var i = 0; i < path.length; i++) {
    parts.push(pathToRegexp(path[i], keys, options).source)
  }

  var regexp = new RegExp('(?:' + parts.join('|') + ')', flags(options))

  return attachKeys(regexp, keys)
}

/**
 * Create a path regexp from string input.
 *
 * @param  {string}  path
 * @param  {!Array}  keys
 * @param  {!Object} options
 * @return {!RegExp}
 */
function stringToRegexp (path, keys, options) {
  return tokensToRegExp(parse(path, options), keys, options)
}

/**
 * Expose a function for taking tokens and returning a RegExp.
 *
 * @param  {!Array}          tokens
 * @param  {(Array|Object)=} keys
 * @param  {Object=}         options
 * @return {!RegExp}
 */
function tokensToRegExp (tokens, keys, options) {
  if (!isarray(keys)) {
    options = /** @type {!Object} */ (keys || options)
    keys = []
  }

  options = options || {}

  var strict = options.strict
  var end = options.end !== false
  var route = ''

  // Iterate over the tokens and create our regexp string.
  for (var i = 0; i < tokens.length; i++) {
    var token = tokens[i]

    if (typeof token === 'string') {
      route += escapeString(token)
    } else {
      var prefix = escapeString(token.prefix)
      var capture = '(?:' + token.pattern + ')'

      keys.push(token)

      if (token.repeat) {
        capture += '(?:' + prefix + capture + ')*'
      }

      if (token.optional) {
        if (!token.partial) {
          capture = '(?:' + prefix + '(' + capture + '))?'
        } else {
          capture = prefix + '(' + capture + ')?'
        }
      } else {
        capture = prefix + '(' + capture + ')'
      }

      route += capture
    }
  }

  var delimiter = escapeString(options.delimiter || '/')
  var endsWithDelimiter = route.slice(-delimiter.length) === delimiter

  // In non-strict mode we allow a slash at the end of match. If the path to
  // match already ends with a slash, we remove it for consistency. The slash
  // is valid at the end of a path match, not in the middle. This is important
  // in non-ending mode, where "/test/" shouldn't match "/test//route".
  if (!strict) {
    route = (endsWithDelimiter ? route.slice(0, -delimiter.length) : route) + '(?:' + delimiter + '(?=$))?'
  }

  if (end) {
    route += '$'
  } else {
    // In non-ending mode, we need the capturing groups to match as much as
    // possible by using a positive lookahead to the end or next path segment.
    route += strict && endsWithDelimiter ? '' : '(?=' + delimiter + '|$)'
  }

  return attachKeys(new RegExp('^' + route, flags(options)), keys)
}

/**
 * Normalize the given path string, returning a regular expression.
 *
 * An empty array can be passed in for the keys, which will hold the
 * placeholder key descriptions. For example, using `/user/:id`, `keys` will
 * contain `[{ name: 'id', delimiter: '/', optional: false, repeat: false }]`.
 *
 * @param  {(string|RegExp|Array)} path
 * @param  {(Array|Object)=}       keys
 * @param  {Object=}               options
 * @return {!RegExp}
 */
function pathToRegexp (path, keys, options) {
  if (!isarray(keys)) {
    options = /** @type {!Object} */ (keys || options)
    keys = []
  }

  options = options || {}

  if (path instanceof RegExp) {
    return regexpToRegexp(path, /** @type {!Array} */ (keys))
  }

  if (isarray(path)) {
    return arrayToRegexp(/** @type {!Array} */ (path), /** @type {!Array} */ (keys), options)
  }

  return stringToRegexp(/** @type {string} */ (path), /** @type {!Array} */ (keys), options)
}

},{"isarray":87}],103:[function(require,module,exports){
'use strict';
module.exports = {
	stdout: false,
	stderr: false
};

},{}],104:[function(require,module,exports){
(function (global, factory) {
	typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
	typeof define === 'function' && define.amd ? define(factory) :
	(global.typeDetect = factory());
}(this, (function () { 'use strict';

/* !
 * type-detect
 * Copyright(c) 2013 jake luer <jake@alogicalparadox.com>
 * MIT Licensed
 */
var promiseExists = typeof Promise === 'function';

/* eslint-disable no-undef */
var globalObject = typeof self === 'object' ? self : global; // eslint-disable-line id-blacklist

var symbolExists = typeof Symbol !== 'undefined';
var mapExists = typeof Map !== 'undefined';
var setExists = typeof Set !== 'undefined';
var weakMapExists = typeof WeakMap !== 'undefined';
var weakSetExists = typeof WeakSet !== 'undefined';
var dataViewExists = typeof DataView !== 'undefined';
var symbolIteratorExists = symbolExists && typeof Symbol.iterator !== 'undefined';
var symbolToStringTagExists = symbolExists && typeof Symbol.toStringTag !== 'undefined';
var setEntriesExists = setExists && typeof Set.prototype.entries === 'function';
var mapEntriesExists = mapExists && typeof Map.prototype.entries === 'function';
var setIteratorPrototype = setEntriesExists && Object.getPrototypeOf(new Set().entries());
var mapIteratorPrototype = mapEntriesExists && Object.getPrototypeOf(new Map().entries());
var arrayIteratorExists = symbolIteratorExists && typeof Array.prototype[Symbol.iterator] === 'function';
var arrayIteratorPrototype = arrayIteratorExists && Object.getPrototypeOf([][Symbol.iterator]());
var stringIteratorExists = symbolIteratorExists && typeof String.prototype[Symbol.iterator] === 'function';
var stringIteratorPrototype = stringIteratorExists && Object.getPrototypeOf(''[Symbol.iterator]());
var toStringLeftSliceLength = 8;
var toStringRightSliceLength = -1;
/**
 * ### typeOf (obj)
 *
 * Uses `Object.prototype.toString` to determine the type of an object,
 * normalising behaviour across engine versions & well optimised.
 *
 * @param {Mixed} object
 * @return {String} object type
 * @api public
 */
function typeDetect(obj) {
  /* ! Speed optimisation
   * Pre:
   *   string literal     x 3,039,035 ops/sec ±1.62% (78 runs sampled)
   *   boolean literal    x 1,424,138 ops/sec ±4.54% (75 runs sampled)
   *   number literal     x 1,653,153 ops/sec ±1.91% (82 runs sampled)
   *   undefined          x 9,978,660 ops/sec ±1.92% (75 runs sampled)
   *   function           x 2,556,769 ops/sec ±1.73% (77 runs sampled)
   * Post:
   *   string literal     x 38,564,796 ops/sec ±1.15% (79 runs sampled)
   *   boolean literal    x 31,148,940 ops/sec ±1.10% (79 runs sampled)
   *   number literal     x 32,679,330 ops/sec ±1.90% (78 runs sampled)
   *   undefined          x 32,363,368 ops/sec ±1.07% (82 runs sampled)
   *   function           x 31,296,870 ops/sec ±0.96% (83 runs sampled)
   */
  var typeofObj = typeof obj;
  if (typeofObj !== 'object') {
    return typeofObj;
  }

  /* ! Speed optimisation
   * Pre:
   *   null               x 28,645,765 ops/sec ±1.17% (82 runs sampled)
   * Post:
   *   null               x 36,428,962 ops/sec ±1.37% (84 runs sampled)
   */
  if (obj === null) {
    return 'null';
  }

  /* ! Spec Conformance
   * Test: `Object.prototype.toString.call(window)``
   *  - Node === "[object global]"
   *  - Chrome === "[object global]"
   *  - Firefox === "[object Window]"
   *  - PhantomJS === "[object Window]"
   *  - Safari === "[object Window]"
   *  - IE 11 === "[object Window]"
   *  - IE Edge === "[object Window]"
   * Test: `Object.prototype.toString.call(this)``
   *  - Chrome Worker === "[object global]"
   *  - Firefox Worker === "[object DedicatedWorkerGlobalScope]"
   *  - Safari Worker === "[object DedicatedWorkerGlobalScope]"
   *  - IE 11 Worker === "[object WorkerGlobalScope]"
   *  - IE Edge Worker === "[object WorkerGlobalScope]"
   */
  if (obj === globalObject) {
    return 'global';
  }

  /* ! Speed optimisation
   * Pre:
   *   array literal      x 2,888,352 ops/sec ±0.67% (82 runs sampled)
   * Post:
   *   array literal      x 22,479,650 ops/sec ±0.96% (81 runs sampled)
   */
  if (
    Array.isArray(obj) &&
    (symbolToStringTagExists === false || !(Symbol.toStringTag in obj))
  ) {
    return 'Array';
  }

  // Not caching existence of `window` and related properties due to potential
  // for `window` to be unset before tests in quasi-browser environments.
  if (typeof window === 'object' && window !== null) {
    /* ! Spec Conformance
     * (https://html.spec.whatwg.org/multipage/browsers.html#location)
     * WhatWG HTML$7.7.3 - The `Location` interface
     * Test: `Object.prototype.toString.call(window.location)``
     *  - IE <=11 === "[object Object]"
     *  - IE Edge <=13 === "[object Object]"
     */
    if (typeof window.location === 'object' && obj === window.location) {
      return 'Location';
    }

    /* ! Spec Conformance
     * (https://html.spec.whatwg.org/#document)
     * WhatWG HTML$3.1.1 - The `Document` object
     * Note: Most browsers currently adher to the W3C DOM Level 2 spec
     *       (https://www.w3.org/TR/DOM-Level-2-HTML/html.html#ID-26809268)
     *       which suggests that browsers should use HTMLTableCellElement for
     *       both TD and TH elements. WhatWG separates these.
     *       WhatWG HTML states:
     *         > For historical reasons, Window objects must also have a
     *         > writable, configurable, non-enumerable property named
     *         > HTMLDocument whose value is the Document interface object.
     * Test: `Object.prototype.toString.call(document)``
     *  - Chrome === "[object HTMLDocument]"
     *  - Firefox === "[object HTMLDocument]"
     *  - Safari === "[object HTMLDocument]"
     *  - IE <=10 === "[object Document]"
     *  - IE 11 === "[object HTMLDocument]"
     *  - IE Edge <=13 === "[object HTMLDocument]"
     */
    if (typeof window.document === 'object' && obj === window.document) {
      return 'Document';
    }

    if (typeof window.navigator === 'object') {
      /* ! Spec Conformance
       * (https://html.spec.whatwg.org/multipage/webappapis.html#mimetypearray)
       * WhatWG HTML$8.6.1.5 - Plugins - Interface MimeTypeArray
       * Test: `Object.prototype.toString.call(navigator.mimeTypes)``
       *  - IE <=10 === "[object MSMimeTypesCollection]"
       */
      if (typeof window.navigator.mimeTypes === 'object' &&
          obj === window.navigator.mimeTypes) {
        return 'MimeTypeArray';
      }

      /* ! Spec Conformance
       * (https://html.spec.whatwg.org/multipage/webappapis.html#pluginarray)
       * WhatWG HTML$8.6.1.5 - Plugins - Interface PluginArray
       * Test: `Object.prototype.toString.call(navigator.plugins)``
       *  - IE <=10 === "[object MSPluginsCollection]"
       */
      if (typeof window.navigator.plugins === 'object' &&
          obj === window.navigator.plugins) {
        return 'PluginArray';
      }
    }

    if ((typeof window.HTMLElement === 'function' ||
        typeof window.HTMLElement === 'object') &&
        obj instanceof window.HTMLElement) {
      /* ! Spec Conformance
      * (https://html.spec.whatwg.org/multipage/webappapis.html#pluginarray)
      * WhatWG HTML$4.4.4 - The `blockquote` element - Interface `HTMLQuoteElement`
      * Test: `Object.prototype.toString.call(document.createElement('blockquote'))``
      *  - IE <=10 === "[object HTMLBlockElement]"
      */
      if (obj.tagName === 'BLOCKQUOTE') {
        return 'HTMLQuoteElement';
      }

      /* ! Spec Conformance
       * (https://html.spec.whatwg.org/#htmltabledatacellelement)
       * WhatWG HTML$4.9.9 - The `td` element - Interface `HTMLTableDataCellElement`
       * Note: Most browsers currently adher to the W3C DOM Level 2 spec
       *       (https://www.w3.org/TR/DOM-Level-2-HTML/html.html#ID-82915075)
       *       which suggests that browsers should use HTMLTableCellElement for
       *       both TD and TH elements. WhatWG separates these.
       * Test: Object.prototype.toString.call(document.createElement('td'))
       *  - Chrome === "[object HTMLTableCellElement]"
       *  - Firefox === "[object HTMLTableCellElement]"
       *  - Safari === "[object HTMLTableCellElement]"
       */
      if (obj.tagName === 'TD') {
        return 'HTMLTableDataCellElement';
      }

      /* ! Spec Conformance
       * (https://html.spec.whatwg.org/#htmltableheadercellelement)
       * WhatWG HTML$4.9.9 - The `td` element - Interface `HTMLTableHeaderCellElement`
       * Note: Most browsers currently adher to the W3C DOM Level 2 spec
       *       (https://www.w3.org/TR/DOM-Level-2-HTML/html.html#ID-82915075)
       *       which suggests that browsers should use HTMLTableCellElement for
       *       both TD and TH elements. WhatWG separates these.
       * Test: Object.prototype.toString.call(document.createElement('th'))
       *  - Chrome === "[object HTMLTableCellElement]"
       *  - Firefox === "[object HTMLTableCellElement]"
       *  - Safari === "[object HTMLTableCellElement]"
       */
      if (obj.tagName === 'TH') {
        return 'HTMLTableHeaderCellElement';
      }
    }
  }

  /* ! Speed optimisation
  * Pre:
  *   Float64Array       x 625,644 ops/sec ±1.58% (80 runs sampled)
  *   Float32Array       x 1,279,852 ops/sec ±2.91% (77 runs sampled)
  *   Uint32Array        x 1,178,185 ops/sec ±1.95% (83 runs sampled)
  *   Uint16Array        x 1,008,380 ops/sec ±2.25% (80 runs sampled)
  *   Uint8Array         x 1,128,040 ops/sec ±2.11% (81 runs sampled)
  *   Int32Array         x 1,170,119 ops/sec ±2.88% (80 runs sampled)
  *   Int16Array         x 1,176,348 ops/sec ±5.79% (86 runs sampled)
  *   Int8Array          x 1,058,707 ops/sec ±4.94% (77 runs sampled)
  *   Uint8ClampedArray  x 1,110,633 ops/sec ±4.20% (80 runs sampled)
  * Post:
  *   Float64Array       x 7,105,671 ops/sec ±13.47% (64 runs sampled)
  *   Float32Array       x 5,887,912 ops/sec ±1.46% (82 runs sampled)
  *   Uint32Array        x 6,491,661 ops/sec ±1.76% (79 runs sampled)
  *   Uint16Array        x 6,559,795 ops/sec ±1.67% (82 runs sampled)
  *   Uint8Array         x 6,463,966 ops/sec ±1.43% (85 runs sampled)
  *   Int32Array         x 5,641,841 ops/sec ±3.49% (81 runs sampled)
  *   Int16Array         x 6,583,511 ops/sec ±1.98% (80 runs sampled)
  *   Int8Array          x 6,606,078 ops/sec ±1.74% (81 runs sampled)
  *   Uint8ClampedArray  x 6,602,224 ops/sec ±1.77% (83 runs sampled)
  */
  var stringTag = (symbolToStringTagExists && obj[Symbol.toStringTag]);
  if (typeof stringTag === 'string') {
    return stringTag;
  }

  var objPrototype = Object.getPrototypeOf(obj);
  /* ! Speed optimisation
  * Pre:
  *   regex literal      x 1,772,385 ops/sec ±1.85% (77 runs sampled)
  *   regex constructor  x 2,143,634 ops/sec ±2.46% (78 runs sampled)
  * Post:
  *   regex literal      x 3,928,009 ops/sec ±0.65% (78 runs sampled)
  *   regex constructor  x 3,931,108 ops/sec ±0.58% (84 runs sampled)
  */
  if (objPrototype === RegExp.prototype) {
    return 'RegExp';
  }

  /* ! Speed optimisation
  * Pre:
  *   date               x 2,130,074 ops/sec ±4.42% (68 runs sampled)
  * Post:
  *   date               x 3,953,779 ops/sec ±1.35% (77 runs sampled)
  */
  if (objPrototype === Date.prototype) {
    return 'Date';
  }

  /* ! Spec Conformance
   * (http://www.ecma-international.org/ecma-262/6.0/index.html#sec-promise.prototype-@@tostringtag)
   * ES6$25.4.5.4 - Promise.prototype[@@toStringTag] should be "Promise":
   * Test: `Object.prototype.toString.call(Promise.resolve())``
   *  - Chrome <=47 === "[object Object]"
   *  - Edge <=20 === "[object Object]"
   *  - Firefox 29-Latest === "[object Promise]"
   *  - Safari 7.1-Latest === "[object Promise]"
   */
  if (promiseExists && objPrototype === Promise.prototype) {
    return 'Promise';
  }

  /* ! Speed optimisation
  * Pre:
  *   set                x 2,222,186 ops/sec ±1.31% (82 runs sampled)
  * Post:
  *   set                x 4,545,879 ops/sec ±1.13% (83 runs sampled)
  */
  if (setExists && objPrototype === Set.prototype) {
    return 'Set';
  }

  /* ! Speed optimisation
  * Pre:
  *   map                x 2,396,842 ops/sec ±1.59% (81 runs sampled)
  * Post:
  *   map                x 4,183,945 ops/sec ±6.59% (82 runs sampled)
  */
  if (mapExists && objPrototype === Map.prototype) {
    return 'Map';
  }

  /* ! Speed optimisation
  * Pre:
  *   weakset            x 1,323,220 ops/sec ±2.17% (76 runs sampled)
  * Post:
  *   weakset            x 4,237,510 ops/sec ±2.01% (77 runs sampled)
  */
  if (weakSetExists && objPrototype === WeakSet.prototype) {
    return 'WeakSet';
  }

  /* ! Speed optimisation
  * Pre:
  *   weakmap            x 1,500,260 ops/sec ±2.02% (78 runs sampled)
  * Post:
  *   weakmap            x 3,881,384 ops/sec ±1.45% (82 runs sampled)
  */
  if (weakMapExists && objPrototype === WeakMap.prototype) {
    return 'WeakMap';
  }

  /* ! Spec Conformance
   * (http://www.ecma-international.org/ecma-262/6.0/index.html#sec-dataview.prototype-@@tostringtag)
   * ES6$24.2.4.21 - DataView.prototype[@@toStringTag] should be "DataView":
   * Test: `Object.prototype.toString.call(new DataView(new ArrayBuffer(1)))``
   *  - Edge <=13 === "[object Object]"
   */
  if (dataViewExists && objPrototype === DataView.prototype) {
    return 'DataView';
  }

  /* ! Spec Conformance
   * (http://www.ecma-international.org/ecma-262/6.0/index.html#sec-%mapiteratorprototype%-@@tostringtag)
   * ES6$23.1.5.2.2 - %MapIteratorPrototype%[@@toStringTag] should be "Map Iterator":
   * Test: `Object.prototype.toString.call(new Map().entries())``
   *  - Edge <=13 === "[object Object]"
   */
  if (mapExists && objPrototype === mapIteratorPrototype) {
    return 'Map Iterator';
  }

  /* ! Spec Conformance
   * (http://www.ecma-international.org/ecma-262/6.0/index.html#sec-%setiteratorprototype%-@@tostringtag)
   * ES6$23.2.5.2.2 - %SetIteratorPrototype%[@@toStringTag] should be "Set Iterator":
   * Test: `Object.prototype.toString.call(new Set().entries())``
   *  - Edge <=13 === "[object Object]"
   */
  if (setExists && objPrototype === setIteratorPrototype) {
    return 'Set Iterator';
  }

  /* ! Spec Conformance
   * (http://www.ecma-international.org/ecma-262/6.0/index.html#sec-%arrayiteratorprototype%-@@tostringtag)
   * ES6$22.1.5.2.2 - %ArrayIteratorPrototype%[@@toStringTag] should be "Array Iterator":
   * Test: `Object.prototype.toString.call([][Symbol.iterator]())``
   *  - Edge <=13 === "[object Object]"
   */
  if (arrayIteratorExists && objPrototype === arrayIteratorPrototype) {
    return 'Array Iterator';
  }

  /* ! Spec Conformance
   * (http://www.ecma-international.org/ecma-262/6.0/index.html#sec-%stringiteratorprototype%-@@tostringtag)
   * ES6$21.1.5.2.2 - %StringIteratorPrototype%[@@toStringTag] should be "String Iterator":
   * Test: `Object.prototype.toString.call(''[Symbol.iterator]())``
   *  - Edge <=13 === "[object Object]"
   */
  if (stringIteratorExists && objPrototype === stringIteratorPrototype) {
    return 'String Iterator';
  }

  /* ! Speed optimisation
  * Pre:
  *   object from null   x 2,424,320 ops/sec ±1.67% (76 runs sampled)
  * Post:
  *   object from null   x 5,838,000 ops/sec ±0.99% (84 runs sampled)
  */
  if (objPrototype === null) {
    return 'Object';
  }

  return Object
    .prototype
    .toString
    .call(obj)
    .slice(toStringLeftSliceLength, toStringRightSliceLength);
}

return typeDetect;

})));

},{}],105:[function(require,module,exports){
if (typeof Object.create === 'function') {
  // implementation from standard node.js 'util' module
  module.exports = function inherits(ctor, superCtor) {
    ctor.super_ = superCtor
    ctor.prototype = Object.create(superCtor.prototype, {
      constructor: {
        value: ctor,
        enumerable: false,
        writable: true,
        configurable: true
      }
    });
  };
} else {
  // old school shim for old browsers
  module.exports = function inherits(ctor, superCtor) {
    ctor.super_ = superCtor
    var TempCtor = function () {}
    TempCtor.prototype = superCtor.prototype
    ctor.prototype = new TempCtor()
    ctor.prototype.constructor = ctor
  }
}

},{}],106:[function(require,module,exports){
module.exports = function isBuffer(arg) {
  return arg && typeof arg === 'object'
    && typeof arg.copy === 'function'
    && typeof arg.fill === 'function'
    && typeof arg.readUInt8 === 'function';
}
},{}],107:[function(require,module,exports){
// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.

var formatRegExp = /%[sdj%]/g;
exports.format = function(f) {
  if (!isString(f)) {
    var objects = [];
    for (var i = 0; i < arguments.length; i++) {
      objects.push(inspect(arguments[i]));
    }
    return objects.join(' ');
  }

  var i = 1;
  var args = arguments;
  var len = args.length;
  var str = String(f).replace(formatRegExp, function(x) {
    if (x === '%%') return '%';
    if (i >= len) return x;
    switch (x) {
      case '%s': return String(args[i++]);
      case '%d': return Number(args[i++]);
      case '%j':
        try {
          return JSON.stringify(args[i++]);
        } catch (_) {
          return '[Circular]';
        }
      default:
        return x;
    }
  });
  for (var x = args[i]; i < len; x = args[++i]) {
    if (isNull(x) || !isObject(x)) {
      str += ' ' + x;
    } else {
      str += ' ' + inspect(x);
    }
  }
  return str;
};


// Mark that a method should not be used.
// Returns a modified function which warns once by default.
// If --no-deprecation is set, then it is a no-op.
exports.deprecate = function(fn, msg) {
  // Allow for deprecating things in the process of starting up.
  if (isUndefined(global.process)) {
    return function() {
      return exports.deprecate(fn, msg).apply(this, arguments);
    };
  }

  if (process.noDeprecation === true) {
    return fn;
  }

  var warned = false;
  function deprecated() {
    if (!warned) {
      if (process.throwDeprecation) {
        throw new Error(msg);
      } else if (process.traceDeprecation) {
        console.trace(msg);
      } else {
        console.error(msg);
      }
      warned = true;
    }
    return fn.apply(this, arguments);
  }

  return deprecated;
};


var debugs = {};
var debugEnviron;
exports.debuglog = function(set) {
  if (isUndefined(debugEnviron))
    debugEnviron = process.env.NODE_DEBUG || '';
  set = set.toUpperCase();
  if (!debugs[set]) {
    if (new RegExp('\\b' + set + '\\b', 'i').test(debugEnviron)) {
      var pid = process.pid;
      debugs[set] = function() {
        var msg = exports.format.apply(exports, arguments);
        console.error('%s %d: %s', set, pid, msg);
      };
    } else {
      debugs[set] = function() {};
    }
  }
  return debugs[set];
};


/**
 * Echos the value of a value. Trys to print the value out
 * in the best way possible given the different types.
 *
 * @param {Object} obj The object to print out.
 * @param {Object} opts Optional options object that alters the output.
 */
/* legacy: obj, showHidden, depth, colors*/
function inspect(obj, opts) {
  // default options
  var ctx = {
    seen: [],
    stylize: stylizeNoColor
  };
  // legacy...
  if (arguments.length >= 3) ctx.depth = arguments[2];
  if (arguments.length >= 4) ctx.colors = arguments[3];
  if (isBoolean(opts)) {
    // legacy...
    ctx.showHidden = opts;
  } else if (opts) {
    // got an "options" object
    exports._extend(ctx, opts);
  }
  // set default options
  if (isUndefined(ctx.showHidden)) ctx.showHidden = false;
  if (isUndefined(ctx.depth)) ctx.depth = 2;
  if (isUndefined(ctx.colors)) ctx.colors = false;
  if (isUndefined(ctx.customInspect)) ctx.customInspect = true;
  if (ctx.colors) ctx.stylize = stylizeWithColor;
  return formatValue(ctx, obj, ctx.depth);
}
exports.inspect = inspect;


// http://en.wikipedia.org/wiki/ANSI_escape_code#graphics
inspect.colors = {
  'bold' : [1, 22],
  'italic' : [3, 23],
  'underline' : [4, 24],
  'inverse' : [7, 27],
  'white' : [37, 39],
  'grey' : [90, 39],
  'black' : [30, 39],
  'blue' : [34, 39],
  'cyan' : [36, 39],
  'green' : [32, 39],
  'magenta' : [35, 39],
  'red' : [31, 39],
  'yellow' : [33, 39]
};

// Don't use 'blue' not visible on cmd.exe
inspect.styles = {
  'special': 'cyan',
  'number': 'yellow',
  'boolean': 'yellow',
  'undefined': 'grey',
  'null': 'bold',
  'string': 'green',
  'date': 'magenta',
  // "name": intentionally not styling
  'regexp': 'red'
};


function stylizeWithColor(str, styleType) {
  var style = inspect.styles[styleType];

  if (style) {
    return '\u001b[' + inspect.colors[style][0] + 'm' + str +
           '\u001b[' + inspect.colors[style][1] + 'm';
  } else {
    return str;
  }
}


function stylizeNoColor(str, styleType) {
  return str;
}


function arrayToHash(array) {
  var hash = {};

  array.forEach(function(val, idx) {
    hash[val] = true;
  });

  return hash;
}


function formatValue(ctx, value, recurseTimes) {
  // Provide a hook for user-specified inspect functions.
  // Check that value is an object with an inspect function on it
  if (ctx.customInspect &&
      value &&
      isFunction(value.inspect) &&
      // Filter out the util module, it's inspect function is special
      value.inspect !== exports.inspect &&
      // Also filter out any prototype objects using the circular check.
      !(value.constructor && value.constructor.prototype === value)) {
    var ret = value.inspect(recurseTimes, ctx);
    if (!isString(ret)) {
      ret = formatValue(ctx, ret, recurseTimes);
    }
    return ret;
  }

  // Primitive types cannot have properties
  var primitive = formatPrimitive(ctx, value);
  if (primitive) {
    return primitive;
  }

  // Look up the keys of the object.
  var keys = Object.keys(value);
  var visibleKeys = arrayToHash(keys);

  if (ctx.showHidden) {
    keys = Object.getOwnPropertyNames(value);
  }

  // IE doesn't make error fields non-enumerable
  // http://msdn.microsoft.com/en-us/library/ie/dww52sbt(v=vs.94).aspx
  if (isError(value)
      && (keys.indexOf('message') >= 0 || keys.indexOf('description') >= 0)) {
    return formatError(value);
  }

  // Some type of object without properties can be shortcutted.
  if (keys.length === 0) {
    if (isFunction(value)) {
      var name = value.name ? ': ' + value.name : '';
      return ctx.stylize('[Function' + name + ']', 'special');
    }
    if (isRegExp(value)) {
      return ctx.stylize(RegExp.prototype.toString.call(value), 'regexp');
    }
    if (isDate(value)) {
      return ctx.stylize(Date.prototype.toString.call(value), 'date');
    }
    if (isError(value)) {
      return formatError(value);
    }
  }

  var base = '', array = false, braces = ['{', '}'];

  // Make Array say that they are Array
  if (isArray(value)) {
    array = true;
    braces = ['[', ']'];
  }

  // Make functions say that they are functions
  if (isFunction(value)) {
    var n = value.name ? ': ' + value.name : '';
    base = ' [Function' + n + ']';
  }

  // Make RegExps say that they are RegExps
  if (isRegExp(value)) {
    base = ' ' + RegExp.prototype.toString.call(value);
  }

  // Make dates with properties first say the date
  if (isDate(value)) {
    base = ' ' + Date.prototype.toUTCString.call(value);
  }

  // Make error with message first say the error
  if (isError(value)) {
    base = ' ' + formatError(value);
  }

  if (keys.length === 0 && (!array || value.length == 0)) {
    return braces[0] + base + braces[1];
  }

  if (recurseTimes < 0) {
    if (isRegExp(value)) {
      return ctx.stylize(RegExp.prototype.toString.call(value), 'regexp');
    } else {
      return ctx.stylize('[Object]', 'special');
    }
  }

  ctx.seen.push(value);

  var output;
  if (array) {
    output = formatArray(ctx, value, recurseTimes, visibleKeys, keys);
  } else {
    output = keys.map(function(key) {
      return formatProperty(ctx, value, recurseTimes, visibleKeys, key, array);
    });
  }

  ctx.seen.pop();

  return reduceToSingleString(output, base, braces);
}


function formatPrimitive(ctx, value) {
  if (isUndefined(value))
    return ctx.stylize('undefined', 'undefined');
  if (isString(value)) {
    var simple = '\'' + JSON.stringify(value).replace(/^"|"$/g, '')
                                             .replace(/'/g, "\\'")
                                             .replace(/\\"/g, '"') + '\'';
    return ctx.stylize(simple, 'string');
  }
  if (isNumber(value))
    return ctx.stylize('' + value, 'number');
  if (isBoolean(value))
    return ctx.stylize('' + value, 'boolean');
  // For some reason typeof null is "object", so special case here.
  if (isNull(value))
    return ctx.stylize('null', 'null');
}


function formatError(value) {
  return '[' + Error.prototype.toString.call(value) + ']';
}


function formatArray(ctx, value, recurseTimes, visibleKeys, keys) {
  var output = [];
  for (var i = 0, l = value.length; i < l; ++i) {
    if (hasOwnProperty(value, String(i))) {
      output.push(formatProperty(ctx, value, recurseTimes, visibleKeys,
          String(i), true));
    } else {
      output.push('');
    }
  }
  keys.forEach(function(key) {
    if (!key.match(/^\d+$/)) {
      output.push(formatProperty(ctx, value, recurseTimes, visibleKeys,
          key, true));
    }
  });
  return output;
}


function formatProperty(ctx, value, recurseTimes, visibleKeys, key, array) {
  var name, str, desc;
  desc = Object.getOwnPropertyDescriptor(value, key) || { value: value[key] };
  if (desc.get) {
    if (desc.set) {
      str = ctx.stylize('[Getter/Setter]', 'special');
    } else {
      str = ctx.stylize('[Getter]', 'special');
    }
  } else {
    if (desc.set) {
      str = ctx.stylize('[Setter]', 'special');
    }
  }
  if (!hasOwnProperty(visibleKeys, key)) {
    name = '[' + key + ']';
  }
  if (!str) {
    if (ctx.seen.indexOf(desc.value) < 0) {
      if (isNull(recurseTimes)) {
        str = formatValue(ctx, desc.value, null);
      } else {
        str = formatValue(ctx, desc.value, recurseTimes - 1);
      }
      if (str.indexOf('\n') > -1) {
        if (array) {
          str = str.split('\n').map(function(line) {
            return '  ' + line;
          }).join('\n').substr(2);
        } else {
          str = '\n' + str.split('\n').map(function(line) {
            return '   ' + line;
          }).join('\n');
        }
      }
    } else {
      str = ctx.stylize('[Circular]', 'special');
    }
  }
  if (isUndefined(name)) {
    if (array && key.match(/^\d+$/)) {
      return str;
    }
    name = JSON.stringify('' + key);
    if (name.match(/^"([a-zA-Z_][a-zA-Z_0-9]*)"$/)) {
      name = name.substr(1, name.length - 2);
      name = ctx.stylize(name, 'name');
    } else {
      name = name.replace(/'/g, "\\'")
                 .replace(/\\"/g, '"')
                 .replace(/(^"|"$)/g, "'");
      name = ctx.stylize(name, 'string');
    }
  }

  return name + ': ' + str;
}


function reduceToSingleString(output, base, braces) {
  var numLinesEst = 0;
  var length = output.reduce(function(prev, cur) {
    numLinesEst++;
    if (cur.indexOf('\n') >= 0) numLinesEst++;
    return prev + cur.replace(/\u001b\[\d\d?m/g, '').length + 1;
  }, 0);

  if (length > 60) {
    return braces[0] +
           (base === '' ? '' : base + '\n ') +
           ' ' +
           output.join(',\n  ') +
           ' ' +
           braces[1];
  }

  return braces[0] + base + ' ' + output.join(', ') + ' ' + braces[1];
}


// NOTE: These type checking functions intentionally don't use `instanceof`
// because it is fragile and can be easily faked with `Object.create()`.
function isArray(ar) {
  return Array.isArray(ar);
}
exports.isArray = isArray;

function isBoolean(arg) {
  return typeof arg === 'boolean';
}
exports.isBoolean = isBoolean;

function isNull(arg) {
  return arg === null;
}
exports.isNull = isNull;

function isNullOrUndefined(arg) {
  return arg == null;
}
exports.isNullOrUndefined = isNullOrUndefined;

function isNumber(arg) {
  return typeof arg === 'number';
}
exports.isNumber = isNumber;

function isString(arg) {
  return typeof arg === 'string';
}
exports.isString = isString;

function isSymbol(arg) {
  return typeof arg === 'symbol';
}
exports.isSymbol = isSymbol;

function isUndefined(arg) {
  return arg === void 0;
}
exports.isUndefined = isUndefined;

function isRegExp(re) {
  return isObject(re) && objectToString(re) === '[object RegExp]';
}
exports.isRegExp = isRegExp;

function isObject(arg) {
  return typeof arg === 'object' && arg !== null;
}
exports.isObject = isObject;

function isDate(d) {
  return isObject(d) && objectToString(d) === '[object Date]';
}
exports.isDate = isDate;

function isError(e) {
  return isObject(e) &&
      (objectToString(e) === '[object Error]' || e instanceof Error);
}
exports.isError = isError;

function isFunction(arg) {
  return typeof arg === 'function';
}
exports.isFunction = isFunction;

function isPrimitive(arg) {
  return arg === null ||
         typeof arg === 'boolean' ||
         typeof arg === 'number' ||
         typeof arg === 'string' ||
         typeof arg === 'symbol' ||  // ES6 symbol
         typeof arg === 'undefined';
}
exports.isPrimitive = isPrimitive;

exports.isBuffer = require('./support/isBuffer');

function objectToString(o) {
  return Object.prototype.toString.call(o);
}


function pad(n) {
  return n < 10 ? '0' + n.toString(10) : n.toString(10);
}


var months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep',
              'Oct', 'Nov', 'Dec'];

// 26 Feb 16:19:34
function timestamp() {
  var d = new Date();
  var time = [pad(d.getHours()),
              pad(d.getMinutes()),
              pad(d.getSeconds())].join(':');
  return [d.getDate(), months[d.getMonth()], time].join(' ');
}


// log is just a thin wrapper to console.log that prepends a timestamp
exports.log = function() {
  console.log('%s - %s', timestamp(), exports.format.apply(exports, arguments));
};


/**
 * Inherit the prototype methods from one constructor into another.
 *
 * The Function.prototype.inherits from lang.js rewritten as a standalone
 * function (not on Function.prototype). NOTE: If this file is to be loaded
 * during bootstrapping this function needs to be rewritten using some native
 * functions as prototype setup using normal JavaScript does not work as
 * expected during bootstrapping (see mirror.js in r114903).
 *
 * @param {function} ctor Constructor function which needs to inherit the
 *     prototype.
 * @param {function} superCtor Constructor function to inherit prototype from.
 */
exports.inherits = require('inherits');

exports._extend = function(origin, add) {
  // Don't do anything if add isn't an object
  if (!add || !isObject(add)) return origin;

  var keys = Object.keys(add);
  var i = keys.length;
  while (i--) {
    origin[keys[i]] = add[keys[i]];
  }
  return origin;
};

function hasOwnProperty(obj, prop) {
  return Object.prototype.hasOwnProperty.call(obj, prop);
}

},{"./support/isBuffer":106,"inherits":105}]},{},[1])(1)
});

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