// Copyright 2010 the V8 project authors. 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 Google Inc. 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. // See: http://code.google.com/p/v8/issues/detail?id=1015 // Object and array literals should be created using DefineOwnProperty, and // therefore not hit setters in the prototype. function mkFail(message) { return function () { assertUnreachable(message); } } Object.defineProperty(Object.prototype, "foo", {get: mkFail("oget"), set: mkFail("oset")}); Object.defineProperty(Array.prototype, "2", {get: mkFail("aget"), set: mkFail("aset")}); function inFunction() { for (var i = 0; i < 10; i++) { // in loop. var ja = JSON.parse('[1,2,3,4]'); var jo = JSON.parse('{"bar": 10, "foo": 20}') var jop = JSON.parse('{"bar": 10, "__proto__": { }, "foo": 20}') var a = [1,2,3,4]; var o = { bar: 10, foo: 20 }; var op = { __proto__: { set bar(v) { assertUnreachable("bset"); } }, bar: 10 }; } } for (var i = 0; i < 10; i++) { // In global scope. var ja = JSON.parse('[1,2,3,4]'); var jo = JSON.parse('{"bar": 10, "foo": 20}') var jop = JSON.parse('{"bar": 10, "__proto__": { }, "foo": 20}') var a = [1,2,3,4]; var o = { bar: 10, foo: 20 }; var op = { __proto__: { set bar(v) { assertUnreachable("bset"); } }, bar: 10 }; // In function scope. inFunction(); }