Ensure _#plant resets iterator data of the cloned sequence.

lodash.js

@@ -1486,11 +1486,10 @@
      * @private
      * @param {*} value The value to wrap.
      * @param {boolean} [chainAll] Enable chaining for all wrapper methods.
-     * @param {Array} [actions=[]] Actions to peform to resolve the unwrapped value.
      */
-    function LodashWrapper(value, chainAll, actions) {
+    function LodashWrapper(value, chainAll) {
       this.__wrapped__ = value;
-      this.__actions__ = actions || [];
+      this.__actions__ = [];
       this.__chain__ = !!chainAll;
       this.__index__ = 0;
       this.__values__ = undefined;
@@ -4347,9 +4346,14 @@
      * @returns {Object} Returns the cloned wrapper.
      */
     function wrapperClone(wrapper) {
-      return wrapper instanceof LazyWrapper
-        ? wrapper.clone()
-        : new LodashWrapper(wrapper.__wrapped__, wrapper.__chain__, copyArray(wrapper.__actions__));
+      if (wrapper instanceof LazyWrapper) {
+        return wrapper.clone();
+      }
+      var result = new LodashWrapper(wrapper.__wrapped__, wrapper.__chain__);
+      result.__actions__ = wrapper.__actions__;
+      result.__index__  = wrapper.__index__;
+      result.__values__ = wrapper.__values__;
+      return result;
     }
 
     /*------------------------------------------------------------------------*/
@@ -5950,6 +5954,8 @@
 
       while (parent instanceof baseLodash) {
         var clone = wrapperClone(parent);
+        clone.__index__ = 0;
+        clone.__values__ = undefined;
         if (result) {
           previous.__wrapped__ = clone;
         } else {

test/test.js

@@ -16637,6 +16637,22 @@
         skipTest(2);
       }
     });
+
+    test('should reset iterator data on cloned sequences', 2, function() {
+      if (!isNpm) {
+        var array1 = [2, 4],
+            array2 = [6, 8],
+            wrapped1 = _(array1).map(square);
+
+        deepEqual(_.toArray(wrapped1), [4, 16]);
+
+        var wrapped2 = wrapped1.plant(array2);
+        deepEqual(_.toArray(wrapped2), [36, 64]);
+      }
+      else {
+        skipTest(2);
+      }
+    });
   }());
 
   /*--------------------------------------------------------------------------*/