src/sample/nashorn/bad_patterns.js - master - githubmirror/jdk11u-dev

src/sample/nashorn/bad_patterns.js

68 строк2 KB

Athijegannathan Sundararajan

8190217: Add a JS "static checker" sample for nashorn parser API

26 окт 2017, 18:27

26 окт 2017, 18:2779a0feb

/*
 * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
 *
 * Redistribution and use 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 Oracle 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.
 */

/**
 * This is a test script file for staticchecker.js.
 *
 * Usage:
 *    jjs --language=es6 staticcheker.js -- bad_patterns.js
 */
var obj = {}
obj.__proto__ = null;

with(obj) {}

delete obj;

eval("print('hello')")

Object = null
JavaImporter = undefined

function func() {}

func.prototype.x = 44;

Object.prototype.foo = "hello";

String.prototype.bar = function() {}

try {
   eval("***");
} catch(e) {}

try {
   eval("***");
} catch(e) { ; }

try {
   eval("***");
} catch(e) { print(e) }