HORIZON PROJECT

/**

 * Creates an array with all falsey values removed. The values `false`, `null`,

 * `0`, `""`, `undefined`, and `NaN` are falsey.

 *

 * @static

 * @memberOf _

 * @since 0.1.0

 * @category Array

 * @param {Array} array The array to compact.

 * @returns {Array} Returns the new array of filtered values.

 * @example

 *

 * _.compact([0, 1, false, 2, '', 3]);

 * // => [1, 2, 3]

 */

function compact(array) {

  var index = -1,

      length = array == null ? 0 : array.length,

      resIndex = 0,

      result = [];

  while (++index < length) {

    var value = array[index];

    if (value) {

      result[resIndex++] = value;

    }

  }

  return result;

}

module.exports = compact;