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Unified Diff: src/array-iterator.js

Issue 1398733002: Move builtin JavaScript sources into own directory. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Also move macros.py file. Created 5 years, 2 months ago
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Index: src/array-iterator.js
diff --git a/src/array-iterator.js b/src/array-iterator.js
deleted file mode 100644
index 5b2d9d9454e86adc792f6ef60cfe6845a63b3dfd..0000000000000000000000000000000000000000
--- a/src/array-iterator.js
+++ /dev/null
@@ -1,172 +0,0 @@
-// Copyright 2013 the V8 project authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-var $arrayValues;
-
-(function(global, utils) {
-
-"use strict";
-
-%CheckIsBootstrapping();
-
-// -----------------------------------------------------------------------
-// Imports
-
-var arrayIterationKindSymbol =
- utils.ImportNow("array_iteration_kind_symbol");
-var arrayIteratorNextIndexSymbol =
- utils.ImportNow("array_iterator_next_symbol");
-var arrayIteratorObjectSymbol =
- utils.ImportNow("array_iterator_object_symbol");
-var GlobalArray = global.Array;
-var iteratorSymbol = utils.ImportNow("iterator_symbol");
-var toStringTagSymbol = utils.ImportNow("to_string_tag_symbol");
-
-macro TYPED_ARRAYS(FUNCTION)
- FUNCTION(Uint8Array)
- FUNCTION(Int8Array)
- FUNCTION(Uint16Array)
- FUNCTION(Int16Array)
- FUNCTION(Uint32Array)
- FUNCTION(Int32Array)
- FUNCTION(Float32Array)
- FUNCTION(Float64Array)
- FUNCTION(Uint8ClampedArray)
-endmacro
-
-macro COPY_FROM_GLOBAL(NAME)
- var GlobalNAME = global.NAME;
-endmacro
-
-TYPED_ARRAYS(COPY_FROM_GLOBAL)
-
-// -----------------------------------------------------------------------
-
-function ArrayIterator() {}
-
-
-// TODO(wingo): Update section numbers when ES6 has stabilized. The
-// section numbers below are already out of date as of the May 2014
-// draft.
-
-
-// 15.4.5.1 CreateArrayIterator Abstract Operation
-function CreateArrayIterator(array, kind) {
- var object = TO_OBJECT(array);
- var iterator = new ArrayIterator;
- SET_PRIVATE(iterator, arrayIteratorObjectSymbol, object);
- SET_PRIVATE(iterator, arrayIteratorNextIndexSymbol, 0);
- SET_PRIVATE(iterator, arrayIterationKindSymbol, kind);
- return iterator;
-}
-
-
-// 22.1.5.2.2 %ArrayIteratorPrototype%[@@iterator]
-function ArrayIteratorIterator() {
- return this;
-}
-
-
-// ES6 section 22.1.5.2.1 %ArrayIteratorPrototype%.next( )
-function ArrayIteratorNext() {
- var iterator = this;
- var value = UNDEFINED;
- var done = true;
-
- if (!IS_SPEC_OBJECT(iterator) ||
- !HAS_DEFINED_PRIVATE(iterator, arrayIteratorNextIndexSymbol)) {
- throw MakeTypeError(kIncompatibleMethodReceiver,
- 'Array Iterator.prototype.next', this);
- }
-
- var array = GET_PRIVATE(iterator, arrayIteratorObjectSymbol);
- if (!IS_UNDEFINED(array)) {
- var index = GET_PRIVATE(iterator, arrayIteratorNextIndexSymbol);
- var itemKind = GET_PRIVATE(iterator, arrayIterationKindSymbol);
- var length = TO_UINT32(array.length);
-
- // "sparse" is never used.
-
- if (index >= length) {
- SET_PRIVATE(iterator, arrayIteratorObjectSymbol, UNDEFINED);
- } else {
- SET_PRIVATE(iterator, arrayIteratorNextIndexSymbol, index + 1);
-
- if (itemKind == ITERATOR_KIND_VALUES) {
- value = array[index];
- } else if (itemKind == ITERATOR_KIND_ENTRIES) {
- value = [index, array[index]];
- } else {
- value = index;
- }
- done = false;
- }
- }
-
- return %_CreateIterResultObject(value, done);
-}
-
-
-function ArrayEntries() {
- return CreateArrayIterator(this, ITERATOR_KIND_ENTRIES);
-}
-
-
-function ArrayValues() {
- return CreateArrayIterator(this, ITERATOR_KIND_VALUES);
-}
-
-
-function ArrayKeys() {
- return CreateArrayIterator(this, ITERATOR_KIND_KEYS);
-}
-
-
-%FunctionSetPrototype(ArrayIterator, {__proto__: $iteratorPrototype});
-%FunctionSetInstanceClassName(ArrayIterator, 'Array Iterator');
-
-utils.InstallFunctions(ArrayIterator.prototype, DONT_ENUM, [
- 'next', ArrayIteratorNext
-]);
-utils.SetFunctionName(ArrayIteratorIterator, iteratorSymbol);
-%AddNamedProperty(ArrayIterator.prototype, iteratorSymbol,
- ArrayIteratorIterator, DONT_ENUM);
-%AddNamedProperty(ArrayIterator.prototype, toStringTagSymbol,
- "Array Iterator", READ_ONLY | DONT_ENUM);
-
-utils.InstallFunctions(GlobalArray.prototype, DONT_ENUM, [
- // No 'values' since it breaks webcompat: http://crbug.com/409858
- 'entries', ArrayEntries,
- 'keys', ArrayKeys
-]);
-
-// TODO(adam): Remove this call once 'values' is in the above
-// InstallFunctions block, as it'll be redundant.
-utils.SetFunctionName(ArrayValues, 'values');
-
-%AddNamedProperty(GlobalArray.prototype, iteratorSymbol, ArrayValues,
- DONT_ENUM);
-
-macro EXTEND_TYPED_ARRAY(NAME)
- %AddNamedProperty(GlobalNAME.prototype, 'entries', ArrayEntries, DONT_ENUM);
- %AddNamedProperty(GlobalNAME.prototype, 'values', ArrayValues, DONT_ENUM);
- %AddNamedProperty(GlobalNAME.prototype, 'keys', ArrayKeys, DONT_ENUM);
- %AddNamedProperty(GlobalNAME.prototype, iteratorSymbol, ArrayValues,
- DONT_ENUM);
-endmacro
-
-TYPED_ARRAYS(EXTEND_TYPED_ARRAY)
-
-// -------------------------------------------------------------------
-// Exports
-
-$arrayValues = ArrayValues;
-
-%InstallToContext([
- "array_keys_iterator", ArrayKeys,
- "array_values_iterator", ArrayValues,
- "array_entries_iterator", ArrayEntries
-]);
-
-})
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