Merge pull request #6528 from chrootsu/lodash-chunk

lodash: signatures of the method _.chunk changed

lodash/lodash-tests.ts

@@ -150,15 +150,36 @@ result = <_.LoDashImplicitArrayWrapper<number>>_([1, 2, 3, 4]).unshift(5, 6);
 module TestChunk {
     let array: TResult[];
     let list: _.List<TResult>;
-    let result: TResult[][];
-    result = _.chunk<TResult>(array);
-    result = _.chunk<TResult>(array, 42);
-    result = _.chunk<TResult>(list);
-    result = _.chunk<TResult>(list, 42);
-    result = _(array).chunk().value();
-    result = _(array).chunk(42).value();
-    result = _(list).chunk<TResult>().value();
-    result = _(list).chunk<TResult>(42).value();
+
+    {
+        let result: TResult[][];
+
+        result = _.chunk<TResult>(array);
+        result = _.chunk<TResult>(array, 42);
+
+        result = _.chunk<TResult>(list);
+        result = _.chunk<TResult>(list, 42);
+    }
+
+    {
+        let result: _.LoDashImplicitArrayWrapper<TResult[]>;
+
+        result = _(array).chunk();
+        result = _(array).chunk(42);
+
+        result = _(list).chunk<TResult>();
+        result = _(list).chunk<TResult>(42);
+    }
+
+    {
+        let result: _.LoDashExplicitArrayWrapper<TResult[]>;
+
+        result = _(array).chain().chunk();
+        result = _(array).chain().chunk(42);
+
+        result = _(list).chain().chunk<TResult>();
+        result = _(list).chain().chunk<TResult>(42);
+    }
 }
 
 // _.compact

lodash/lodash.d.ts

@@ -280,6 +280,20 @@ declare module _ {
         chunk<TResult>(size?: number): LoDashImplicitArrayWrapper<TResult[]>;
     }
 
+    interface LoDashExplicitArrayWrapper<T> {
+        /**
+         * @see _.chunk
+         */
+        chunk(size?: number): LoDashExplicitArrayWrapper<T[]>;
+    }
+
+    interface LoDashExplicitObjectWrapper<T> {
+        /**
+         * @see _.chunk
+         */
+        chunk<TResult>(size?: number): LoDashExplicitArrayWrapper<TResult[]>;
+    }
+
     //_.compact
     interface LoDashStatic {
         /**