GPQAPP

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// CodeMirror, copyright (c) by Marijn Haverbeke and others
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// Distributed under an MIT license: https://codemirror.net/LICENSE
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(function(mod) {
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  if (typeof exports == "object" && typeof module == "object") // CommonJS
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    mod(require("../../lib/codemirror"), require("../htmlmixed/htmlmixed"),
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        require("../../addon/mode/overlay"));
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  else if (typeof define == "function" && define.amd) // AMD
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    define(["../../lib/codemirror", "../htmlmixed/htmlmixed",
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            "../../addon/mode/overlay"], mod);
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  else // Plain browser env
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    mod(CodeMirror);
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})(function(CodeMirror) {
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  "use strict";
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  CodeMirror.defineMode("tornado:inner", function() {
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    var keywords = ["and","as","assert","autoescape","block","break","class","comment","context",
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                    "continue","datetime","def","del","elif","else","end","escape","except",
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                    "exec","extends","false","finally","for","from","global","if","import","in",
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                    "include","is","json_encode","lambda","length","linkify","load","module",
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                    "none","not","or","pass","print","put","raise","raw","return","self","set",
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                    "squeeze","super","true","try","url_escape","while","with","without","xhtml_escape","yield"];
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    keywords = new RegExp("^((" + keywords.join(")|(") + "))\\b");
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    function tokenBase (stream, state) {
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      stream.eatWhile(/[^\{]/);
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      var ch = stream.next();
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      if (ch == "{") {
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        if (ch = stream.eat(/\{|%|#/)) {
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          state.tokenize = inTag(ch);
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          return "tag";
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        }
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      }
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    }
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    function inTag (close) {
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      if (close == "{") {
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        close = "}";
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      }
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      return function (stream, state) {
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        var ch = stream.next();
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        if ((ch == close) && stream.eat("}")) {
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          state.tokenize = tokenBase;
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          return "tag";
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        }
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        if (stream.match(keywords)) {
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          return "keyword";
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        }
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        return close == "#" ? "comment" : "string";
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      };
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    }
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    return {
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      startState: function () {
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        return {tokenize: tokenBase};
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      },
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      token: function (stream, state) {
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        return state.tokenize(stream, state);
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      }
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    };
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  });
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  CodeMirror.defineMode("tornado", function(config) {
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    var htmlBase = CodeMirror.getMode(config, "text/html");
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    var tornadoInner = CodeMirror.getMode(config, "tornado:inner");
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    return CodeMirror.overlayMode(htmlBase, tornadoInner);
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  });
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  CodeMirror.defineMIME("text/x-tornado", "tornado");
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});
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