Merge pull request #6604 from chrootsu/lodash-drop

lodash: signatures of the method _.drop have been changed

lodash/lodash-tests.ts

@@ -260,17 +260,37 @@ module TestDifference {
 
 // _.drop
 {
-    let testDropArray: TResult[];
-    let testDropList: _.List<TResult>;
-    let result: TResult[];
-    result = _.drop<TResult>(testDropArray);
-    result = _.drop<TResult>(testDropArray, 42);
-    result = _.drop<TResult>(testDropList);
-    result = _.drop<TResult>(testDropList, 42);
-    result = _(testDropArray).drop().value();
-    result = _(testDropArray).drop(42).value();
-    result = _(testDropList).drop<TResult>().value();
-    result = _(testDropList).drop<TResult>(42).value();
+    let array: TResult[];
+    let list: _.List<TResult>;
+
+    {
+        let result: TResult[];
+        result = _.drop<TResult>(array);
+        result = _.drop<TResult>(array, 42);
+
+        result = _.drop<TResult>(list);
+        result = _.drop<TResult>(list, 42);
+    }
+
+    {
+        let result: _.LoDashImplicitArrayWrapper<TResult>;
+
+        result = _(array).drop();
+        result = _(array).drop(42);
+
+        result = _(list).drop<TResult>();
+        result = _(list).drop<TResult>(42);
+    }
+
+    {
+        let result: _.LoDashExplicitArrayWrapper<TResult>;
+
+        result = _(array).chain().drop();
+        result = _(array).chain().drop(42);
+
+        result = _(list).chain().drop<TResult>();
+        result = _(list).chain().drop<TResult>(42);
+    }
 }
 
 // _.dropRight

lodash/lodash.d.ts

@@ -401,7 +401,21 @@ declare module _ {
         /**
          * @see _.drop
          */
-        drop<TResult>(n?: number): LoDashImplicitArrayWrapper<TResult>;
+        drop<T>(n?: number): LoDashImplicitArrayWrapper<T>;
+    }
+
+    interface LoDashExplicitArrayWrapper<T> {
+        /**
+         * @see _.drop
+         */
+        drop(n?: number): LoDashExplicitArrayWrapper<T>;
+    }
+
+    interface LoDashExplicitObjectWrapper<T> {
+        /**
+         * @see _.drop
+         */
+        drop<T>(n?: number): LoDashExplicitArrayWrapper<T>;
     }
 
     //_.dropRight