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| ADDRLIN : /home/questend/public_html/domains/flaxzy.com/node_modules/collect.js/src/methods/ |
| Current File : /home/questend/public_html/domains/flaxzy.com/node_modules/collect.js/src/methods/mapToGroups.js |
'use strict';
module.exports = function mapToGroups(fn) {
const collection = {};
this.items.forEach((item, key) => {
const [keyed, value] = fn(item, key);
if (collection[keyed] === undefined) {
collection[keyed] = [value];
} else {
collection[keyed].push(value);
}
});
return new this.constructor(collection);
};