lodash/_basePickBy.js

import baseGet from './_baseGet.js';
import baseSet from './_baseSet.js';
import castPath from './_castPath.js';

/**
 * The base implementation of  `_.pickBy` without support for iteratee shorthands.
 *
 * @private
 * @param {Object} object The source object.
 * @param {string[]} paths The property paths to pick.
 * @param {Function} predicate The function invoked per property.
 * @returns {Object} Returns the new object.
 */
function basePickBy(object, paths, predicate) {
  let index = -1;
  const length = paths.length;
  const result = {};

  while (++index < length) {
    const path = paths[index];
    const value = baseGet(object, path);
    if (predicate(value, path)) {
      baseSet(result, castPath(path, object), value);
    }
  }
  return result;
}

export default basePickBy;