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author | Lorry Tar Creator <lorry-tar-importer@lorry> | 2016-04-10 09:28:39 +0000 |
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committer | Lorry Tar Creator <lorry-tar-importer@lorry> | 2016-04-10 09:28:39 +0000 |
commit | 32761a6cee1d0dee366b885b7b9c777e67885688 (patch) | |
tree | d6bec92bebfb216f4126356e55518842c2f476a1 /Source/JavaScriptCore/builtins/ArrayConstructor.js | |
parent | a4e969f4965059196ca948db781e52f7cfebf19e (diff) | |
download | WebKitGtk-tarball-32761a6cee1d0dee366b885b7b9c777e67885688.tar.gz |
webkitgtk-2.4.11webkitgtk-2.4.11
Diffstat (limited to 'Source/JavaScriptCore/builtins/ArrayConstructor.js')
-rw-r--r-- | Source/JavaScriptCore/builtins/ArrayConstructor.js | 110 |
1 files changed, 0 insertions, 110 deletions
diff --git a/Source/JavaScriptCore/builtins/ArrayConstructor.js b/Source/JavaScriptCore/builtins/ArrayConstructor.js deleted file mode 100644 index 27efc1d95..000000000 --- a/Source/JavaScriptCore/builtins/ArrayConstructor.js +++ /dev/null @@ -1,110 +0,0 @@ -/* - * Copyright (C) 2015 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. ``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 - * 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 of(/* items... */) -{ - "use strict"; - - var length = arguments.length; - // TODO: Need isConstructor(this) instead of typeof "function" check. - var array = typeof this === 'function' ? new this(length) : new @Array(length); - for (var k = 0; k < length; ++k) - @putByValDirect(array, k, arguments[k]); - array.length = length; - return array; -} - -function from(items /*, mapFn, thisArg */) -{ - "use strict"; - - var thisObj = this; - - var mapFn = arguments.length > 1 ? arguments[1] : @undefined; - - var thisArg; - - if (mapFn !== @undefined) { - if (typeof mapFn !== "function") - throw new @TypeError("Array.from requires that the second argument, when provided, be a function"); - - if (arguments.length > 2) - thisArg = arguments[2]; - } - - if (items == null) - throw new @TypeError("Array.from requires an array-like object - not null or undefined"); - - var iteratorMethod = items[@symbolIterator]; - if (iteratorMethod != null) { - if (typeof iteratorMethod !== "function") - throw new @TypeError("Array.from requires that the property of the first argument, items[Symbol.iterator], when exists, be a function"); - - // TODO: Need isConstructor(thisObj) instead of typeof "function" check. - var result = (typeof thisObj === "function") ? @Object(new thisObj()) : []; - - var k = 0; - var iterator = iteratorMethod.@call(items); - - // Since for-of loop once more looks up the @@iterator property of a given iterable, - // it could be observable if the user defines a getter for @@iterator. - // To avoid this situation, we define a wrapper object that @@iterator just returns a given iterator. - var wrapper = { - [@symbolIterator]() { - return iterator; - } - }; - - for (var value of wrapper) { - if (mapFn) - @putByValDirect(result, k, thisArg === @undefined ? mapFn(value, k) : mapFn.@call(thisArg, value, k)); - else - @putByValDirect(result, k, value); - k += 1; - } - - result.length = k; - return result; - } - - var arrayLike = @Object(items); - var arrayLikeLength = @toLength(arrayLike.length); - - // TODO: Need isConstructor(thisObj) instead of typeof "function" check. - var result = (typeof thisObj === "function") ? @Object(new thisObj(arrayLikeLength)) : new @Array(arrayLikeLength); - - var k = 0; - while (k < arrayLikeLength) { - var value = arrayLike[k]; - if (mapFn) - @putByValDirect(result, k, thisArg === @undefined ? mapFn(value, k) : mapFn.@call(thisArg, value, k)); - else - @putByValDirect(result, k, value); - k += 1; - } - - result.length = arrayLikeLength; - return result; -} |