my-idlers/node_modules/collect.js/dist/methods/random.js

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'use strict';
var values = require('../helpers/values');
module.exports = function random() {
var length = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : null;
var items = values(this.items);
var collection = new this.constructor(items).shuffle();
// If not a length was specified
if (length !== parseInt(length, 10)) {
return collection.first();
}
return collection.take(length);
};