Bump to v4.0.0.

cloneDeepWith.js

@@ -0,0 +1,34 @@
+define(['./internal/baseClone'], function(baseClone) {
+
+  /**
+   * This method is like `_.cloneWith` except that it recursively clones `value`.
+   *
+   * @static
+   * @memberOf _
+   * @category Lang
+   * @param {*} value The value to recursively clone.
+   * @param {Function} [customizer] The function to customize cloning.
+   * @returns {*} Returns the deep cloned value.
+   * @example
+   *
+   * function customizer(value) {
+   *   if (_.isElement(value)) {
+   *     return value.cloneNode(true);
+   *   }
+   * }
+   *
+   * var el = _.cloneDeep(document.body, customizer);
+   *
+   * console.log(el === document.body);
+   * // => false
+   * console.log(el.nodeName);
+   * // => 'BODY'
+   * console.log(el.childNodes.length);
+   * // => 20
+   */
+  function cloneDeepWith(value, customizer) {
+    return baseClone(value, true, customizer);
+  }
+
+  return cloneDeepWith;
+});