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  1. 'use strict';
  2. var global = require('../internals/global');
  3. var apply = require('../internals/function-apply');
  4. var ArrayBufferViewCore = require('../internals/array-buffer-view-core');
  5. var fails = require('../internals/fails');
  6. var arraySlice = require('../internals/array-slice');
  7. var Int8Array = global.Int8Array;
  8. var aTypedArray = ArrayBufferViewCore.aTypedArray;
  9. var exportTypedArrayMethod = ArrayBufferViewCore.exportTypedArrayMethod;
  10. var $toLocaleString = [].toLocaleString;
  11. // iOS Safari 6.x fails here
  12. var TO_LOCALE_STRING_BUG = !!Int8Array && fails(function () {
  13. $toLocaleString.call(new Int8Array(1));
  14. });
  15. var FORCED = fails(function () {
  16. return [1, 2].toLocaleString() !== new Int8Array([1, 2]).toLocaleString();
  17. }) || !fails(function () {
  18. Int8Array.prototype.toLocaleString.call([1, 2]);
  19. });
  20. // `%TypedArray%.prototype.toLocaleString` method
  21. // https://tc39.es/ecma262/#sec-%typedarray%.prototype.tolocalestring
  22. exportTypedArrayMethod('toLocaleString', function toLocaleString() {
  23. return apply(
  24. $toLocaleString,
  25. TO_LOCALE_STRING_BUG ? arraySlice(aTypedArray(this)) : aTypedArray(this),
  26. arraySlice(arguments)
  27. );
  28. }, FORCED);