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| /*!
| * array-slice <https://github.com/jonschlinkert/array-slice>
| *
| * Copyright (c) 2014-2017, Jon Schlinkert.
| * Released under the MIT License.
| */
|
| 'use strict';
|
| module.exports = function slice(arr, start, end) {
| var len = arr.length;
| var range = [];
|
| start = idx(len, start);
| end = idx(len, end, len);
|
| while (start < end) {
| range.push(arr[start++]);
| }
| return range;
| };
|
| function idx(len, pos, end) {
| if (pos == null) {
| pos = end || 0;
| } else if (pos < 0) {
| pos = Math.max(len + pos, 0);
| } else {
| pos = Math.min(pos, len);
| }
|
| return pos;
| }
|
|
