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1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 (function(global, utils) { | 5 (function(global, utils) { |
6 | 6 |
7 "use strict"; | 7 "use strict"; |
8 | 8 |
9 %CheckIsBootstrapping(); | 9 %CheckIsBootstrapping(); |
10 | 10 |
11 // ------------------------------------------------------------------- | 11 // ------------------------------------------------------------------- |
12 // Imports | 12 // Imports |
13 | 13 |
14 var GlobalArrayBuffer = global.ArrayBuffer; | 14 var GlobalArrayBuffer = global.ArrayBuffer; |
15 var MaxSimple; | 15 var MaxSimple; |
16 var MinSimple; | 16 var MinSimple; |
17 var SpeciesConstructor; | 17 var SpeciesConstructor; |
18 var speciesSymbol = utils.ImportNow("species_symbol"); | |
19 | 18 |
20 utils.Import(function(from) { | 19 utils.Import(function(from) { |
21 MaxSimple = from.MaxSimple; | 20 MaxSimple = from.MaxSimple; |
22 MinSimple = from.MinSimple; | 21 MinSimple = from.MinSimple; |
23 SpeciesConstructor = from.SpeciesConstructor; | 22 SpeciesConstructor = from.SpeciesConstructor; |
24 }); | 23 }); |
25 | 24 |
26 // ------------------------------------------------------------------- | 25 // ------------------------------------------------------------------- |
27 | 26 |
28 // ES6 Draft 15.13.5.5.3 | 27 // ES6 Draft 15.13.5.5.3 |
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68 throw %make_type_error(kArrayBufferSpeciesThis); | 67 throw %make_type_error(kArrayBufferSpeciesThis); |
69 } | 68 } |
70 if (%_ArrayBufferGetByteLength(result) < newLen) { | 69 if (%_ArrayBufferGetByteLength(result) < newLen) { |
71 throw %make_type_error(kArrayBufferTooShort); | 70 throw %make_type_error(kArrayBufferTooShort); |
72 } | 71 } |
73 | 72 |
74 %ArrayBufferSliceImpl(this, result, first, newLen); | 73 %ArrayBufferSliceImpl(this, result, first, newLen); |
75 return result; | 74 return result; |
76 } | 75 } |
77 | 76 |
78 | |
79 function ArrayBufferSpecies() { | |
80 return this; | |
81 } | |
82 | |
83 utils.InstallGetter(GlobalArrayBuffer, speciesSymbol, ArrayBufferSpecies); | |
84 | |
85 utils.InstallFunctions(GlobalArrayBuffer.prototype, DONT_ENUM, [ | 77 utils.InstallFunctions(GlobalArrayBuffer.prototype, DONT_ENUM, [ |
86 "slice", ArrayBufferSlice | 78 "slice", ArrayBufferSlice |
87 ]); | 79 ]); |
88 | 80 |
89 }) | 81 }) |
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