core-js/modules/es.typed-array.slice.js

Standard library

'use strict';
var speciesConstructor = require('../internals/species-constructor');
var ArrayBufferViewCore = require('../internals/array-buffer-view-core');
var aTypedArray = ArrayBufferViewCore.aTypedArray;
var aTypedArrayConstructor = ArrayBufferViewCore.aTypedArrayConstructor;
var arraySlice = [].slice;

var FORCED = require('../internals/fails')(function () {
  // eslint-disable-next-line no-undef
  new Int8Array(1).slice();
});

// `%TypedArray%.prototype.slice` method
// https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.slice
ArrayBufferViewCore.exportProto('slice', function slice(start, end) {
  var list = arraySlice.call(aTypedArray(this), start, end);
  var C = speciesConstructor(this, this.constructor);
  var index = 0;
  var length = list.length;
  var result = new (aTypedArrayConstructor(C))(length);
  while (length > index) result[index] = list[index++];
  return result;
}, FORCED);