1 var arrayMap = require('./_arrayMap'),
2 baseIteratee = require('./_baseIteratee'),
3 baseMap = require('./_baseMap'),
4 baseSortBy = require('./_baseSortBy'),
5 compareMultiple = require('./_compareMultiple');
8 * The base implementation of `_.orderBy` without param guards.
11 * @param {Array|Object} collection The collection to iterate over.
12 * @param {Function[]|Object[]|string[]} iteratees The iteratees to sort by.
13 * @param {string[]} orders The sort orders of `iteratees`.
14 * @returns {Array} Returns the new sorted array.
16 function baseOrderBy(collection, iteratees, orders) {
18 toIteratee = baseIteratee;
20 iteratees = arrayMap(iteratees.length ? iteratees : Array(1), function(iteratee) {
21 return toIteratee(iteratee);
24 var result = baseMap(collection, function(value, key, collection) {
25 var criteria = arrayMap(iteratees, function(iteratee) {
26 return iteratee(value);
28 return { 'criteria': criteria, 'index': ++index, 'value': value };
31 return baseSortBy(result, function(object, other) {
32 return compareMultiple(object, other, orders);
36 module.exports = baseOrderBy;