compound-ex4
Version:
Compound-ex4 - MVC framework for NodeJS (ExpressJs 4 version), fork compoundjs(https://github.com/1602/compound)
26 lines (22 loc) • 750 B
JavaScript
var baseEach = require('./baseEach'),
getLength = require('./getLength'),
isLength = require('./isLength');
/**
* The base implementation of `_.map` without support for callback shorthands
* and `this` binding.
*
* @private
* @param {Array|Object|string} collection The collection to iterate over.
* @param {Function} iteratee The function invoked per iteration.
* @returns {Array} Returns the new mapped array.
*/
function baseMap(collection, iteratee) {
var index = -1,
length = getLength(collection),
result = isLength(length) ? Array(length) : [];
baseEach(collection, function(value, key, collection) {
result[++index] = iteratee(value, key, collection);
});
return result;
}
module.exports = baseMap;