You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
18 lines
428 B
18 lines
428 B
'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);
|
|
}; |