githubmirror/lodash

_baseAt.js

27 строк700 B

John-David Dalton

Bump to v4.17.0.

14 ноя 2016, 09:49

14 ноя 2016, 09:497402021

define(['./get'], function(get) {

  /** Used as a safe reference for `undefined` in pre-ES5 environments. */
  var undefined;

  /**
   * The base implementation of `_.at` without support for individual paths.
   *
   * @private
   * @param {Object} object The object to iterate over.
   * @param {string[]} paths The property paths to pick.
   * @returns {Array} Returns the picked elements.
   */
  function baseAt(object, paths) {
    var index = -1,
        length = paths.length,
        result = Array(length),
        skip = object == null;

    while (++index < length) {
      result[index] = skip ? undefined : get(object, paths[index]);
    }
    return result;
  }

  return baseAt;
});