Sha256: 62b2801a5fe8fae23773755812889119525575eed368327b3b18392cc95ae54c
Contents?: true
Size: 559 Bytes
Versions: 29
Compression:
Stored size: 559 Bytes
Contents
// Inspired by Underscore's groupBy:
// http://documentcloud.github.com/underscore/#groupBy
'use strict';
var callable = require('../../object/valid-callable')
, value = require('../../object/valid-value')
, forEach = Array.prototype.forEach, apply = Function.prototype.apply;
module.exports = function (cb/*, thisArg*/) {
var r;
(value(this) && callable(cb));
r = {};
forEach.call(this, function (v) {
var key = apply.call(cb, this, arguments);
if (!r.hasOwnProperty(key)) r[key] = [];
r[key].push(v);
}, arguments[1]);
return r;
};
Version data entries
29 entries across 19 versions & 7 rubygems