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23 lines
356 B
23 lines
356 B
'use strict';
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const values = require('../helpers/values');
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module.exports = function shuffle() {
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const items = values(this.items);
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let j;
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let x;
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let i;
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for (i = items.length; i; i -= 1) {
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j = Math.floor(Math.random() * i);
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x = items[i - 1];
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items[i - 1] = items[j];
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items[j] = x;
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}
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this.items = items;
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return this;
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};
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