35 lines
1.2 KiB
JavaScript
35 lines
1.2 KiB
JavaScript
var arrayMap = require('./_arrayMap'),
|
|
baseIteratee = require('./_baseIteratee'),
|
|
baseMap = require('./_baseMap'),
|
|
baseSortBy = require('./_baseSortBy'),
|
|
baseUnary = require('./_baseUnary'),
|
|
compareMultiple = require('./_compareMultiple'),
|
|
identity = require('./identity');
|
|
|
|
/**
|
|
* The base implementation of `_.orderBy` without param guards.
|
|
*
|
|
* @private
|
|
* @param {Array|Object} collection The collection to iterate over.
|
|
* @param {Function[]|Object[]|string[]} iteratees The iteratees to sort by.
|
|
* @param {string[]} orders The sort orders of `iteratees`.
|
|
* @returns {Array} Returns the new sorted array.
|
|
*/
|
|
function baseOrderBy(collection, iteratees, orders) {
|
|
var index = -1;
|
|
iteratees = arrayMap(iteratees.length ? iteratees : [identity], baseUnary(baseIteratee));
|
|
|
|
var result = baseMap(collection, function(value, key, collection) {
|
|
var criteria = arrayMap(iteratees, function(iteratee) {
|
|
return iteratee(value);
|
|
});
|
|
return { 'criteria': criteria, 'index': ++index, 'value': value };
|
|
});
|
|
|
|
return baseSortBy(result, function(object, other) {
|
|
return compareMultiple(object, other, orders);
|
|
});
|
|
}
|
|
|
|
module.exports = baseOrderBy;
|