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| /*!
| * array-unique <https://github.com/jonschlinkert/array-unique>
| *
| * Copyright (c) 2014-2015, Jon Schlinkert.
| * Licensed under the MIT License.
| */
|
| 'use strict';
|
| module.exports = function unique(arr) {
| if (!Array.isArray(arr)) {
| throw new TypeError('array-unique expects an array.');
| }
|
| var len = arr.length;
| var i = -1;
|
| while (i++ < len) {
| var j = i + 1;
|
| for (; j < arr.length; ++j) {
| if (arr[i] === arr[j]) {
| arr.splice(j--, 1);
| }
| }
| }
| return arr;
| };
|
|
