es.typed-array.iterator.js
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es.typed-array.iterator.js
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	'use strict';
	var global = require('../internals/global');
	var fails = require('../internals/fails');
	var uncurryThis = require('../internals/function-uncurry-this');
	var ArrayBufferViewCore = require('../internals/array-buffer-view-core');
	var ArrayIterators = require('../modules/es.array.iterator');
	var wellKnownSymbol = require('../internals/well-known-symbol');

	var ITERATOR = wellKnownSymbol('iterator');
	var Uint8Array = global.Uint8Array;
	var arrayValues = uncurryThis(ArrayIterators.values);
	var arrayKeys = uncurryThis(ArrayIterators.keys);
	var arrayEntries = uncurryThis(ArrayIterators.entries);
	var aTypedArray = ArrayBufferViewCore.aTypedArray;
	var exportTypedArrayMethod = ArrayBufferViewCore.exportTypedArrayMethod;
	var TypedArrayPrototype = Uint8Array && Uint8Array.prototype;

	var GENERIC = !fails(function () {
	TypedArrayPrototype[ITERATOR].call([1]);
	});

	var ITERATOR_IS_VALUES = !!TypedArrayPrototype
	&& TypedArrayPrototype.values
	&& TypedArrayPrototype[ITERATOR] === TypedArrayPrototype.values
	&& TypedArrayPrototype.values.name === 'values';

	var typedArrayValues = function values() {
	return arrayValues(aTypedArray(this));
	};

	// `%TypedArray%.prototype.entries` method
	// https://tc39.es/ecma262/#sec-%typedarray%.prototype.entries
	exportTypedArrayMethod('entries', function entries() {
	return arrayEntries(aTypedArray(this));
	}, GENERIC);
	// `%TypedArray%.prototype.keys` method
	// https://tc39.es/ecma262/#sec-%typedarray%.prototype.keys
	exportTypedArrayMethod('keys', function keys() {
	return arrayKeys(aTypedArray(this));
	}, GENERIC);
	// `%TypedArray%.prototype.values` method
	// https://tc39.es/ecma262/#sec-%typedarray%.prototype.values
	exportTypedArrayMethod('values', typedArrayValues, GENERIC \|\| !ITERATOR_IS_VALUES, { name: 'values' });
	// `%TypedArray%.prototype[@@iterator]` method
	// https://tc39.es/ecma262/#sec-%typedarray%.prototype-@@iterator
	exportTypedArrayMethod(ITERATOR, typedArrayValues, GENERIC \|\| !ITERATOR_IS_VALUES, { name: 'values' });

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