lodash/chain/wrapperReverse.js

define(['../internal/LazyWrapper', '../internal/LodashWrapper', './thru'], function(LazyWrapper, LodashWrapper, thru) {

  /**
   * Reverses the wrapped array so the first element becomes the last, the
   * second element becomes the second to last, and so on.
   *
   * **Note:** This method mutates the wrapped array.
   *
   * @name reverse
   * @memberOf _
   * @category Chain
   * @returns {Object} Returns the new reversed `lodash` wrapper instance.
   * @example
   *
   * var array = [1, 2, 3];
   *
   * _(array).reverse().value()
   * // => [3, 2, 1]
   *
   * console.log(array);
   * // => [3, 2, 1]
   */
  function wrapperReverse() {
    var value = this.__wrapped__;
    if (value instanceof LazyWrapper) {
      if (this.__actions__.length) {
        value = new LazyWrapper(this);
      }
      return new LodashWrapper(value.reverse(), this.__chain__);
    }
    return this.thru(function(value) {
      return value.reverse();
    });
  }

  return wrapperReverse;
});