v8/test/webkit/fast/js/reserved-words-strict.js

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// Copyright 2013 the V8 project authors. All rights reserved.
// Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// 2. 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.
//
// THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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.
function isReserved(word)
{
try {
eval("\"use strict\";var " + word + ";");
return false;
} catch (e) {
       var expectedError = "Use of reserved word '" + word + "' in strict mode";
       if (expectedError == e.message)
       return true;
else
       return false;
}
}
var reservedWords = [
"implements",
"let",
"private",
"public",
"yield",
"interface",
"package",
"protected",
"static"
];
var unreservedWords = [
"abstract",
"boolean",
"byte",
"char",
"double",
"final",
"float",
"goto",
"int",
"long",
"native",
"short",
"synchronized",
"throws",
"transient",
"volatile"
];
description(
"This file checks which ECMAScript 3 keywords are treated as reserved words in strict mode."
);
reservedWords.sort();
unreservedWords.sort();
debug("SHOULD BE RESERVED:");
for (var p in reservedWords) {
shouldBeTrue("isReserved('" + reservedWords[p] + "')");
}
debug("");
debug("SHOULD NOT BE RESERVED:");
for (var p in unreservedWords) {
shouldBeFalse("isReserved('" + unreservedWords[p] + "')");
}
debug("");