| /* |
| * Copyright (C) 2014 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 call(thisArgument) |
| { |
| "use strict"; |
| |
| var argumentValues = []; |
| // Start from 1 to ignore thisArgument |
| for (var i = 1; i < arguments.length; i++) |
| @putByValDirect(argumentValues, i-1, arguments[i]); |
| |
| return this.@apply(thisArgument, argumentValues); |
| } |
| |
| function apply(thisValue, argumentValues) |
| { |
| "use strict"; |
| |
| return this.@apply(thisValue, argumentValues); |
| } |
| |
| @overriddenName="[Symbol.hasInstance]" |
| function symbolHasInstance(value) |
| { |
| "use strict"; |
| |
| if (typeof this !== "function") |
| return false; |
| |
| if (@isBoundFunction(this)) |
| return @hasInstanceBoundFunction(this, value); |
| |
| var target = this.prototype; |
| return @instanceOf(value, target); |
| } |
| |
| function bind(thisValue) |
| { |
| "use strict"; |
| |
| var target = this; |
| if (typeof target !== "function") |
| @throwTypeError("|this| is not a function inside Function.prototype.bind"); |
| |
| var argumentCount = @argumentCount(); |
| var boundArgs = null; |
| var numBoundArgs = 0; |
| if (argumentCount > 1) { |
| numBoundArgs = argumentCount - 1; |
| boundArgs = @createArgumentsButterfly(); |
| } |
| |
| var length = 0; |
| if (@hasOwnLengthProperty(target)) { |
| var lengthValue = target.length; |
| if (typeof lengthValue === "number") { |
| lengthValue = lengthValue | 0; |
| // Note that we only care about positive lengthValues, however, this comparision |
| // against numBoundArgs suffices to prove we're not a negative number. |
| if (lengthValue > numBoundArgs) |
| length = lengthValue - numBoundArgs; |
| } |
| } |
| |
| var name = target.name; |
| if (typeof name !== "string") |
| name = ""; |
| |
| return @makeBoundFunction(target, thisValue, boundArgs, length, name); |
| } |