lodash: signatures of the method _.dropWhile changed

lodash/lodash-tests.ts

@@ -268,35 +268,60 @@ module TestDropWhile {
     let array: TResult[];
     let list: _.List<TResult>;
     let predicateFn: (value: TResult, index: number, collection: _.List<TResult>) => boolean;
-    let result: TResult[];
 
-    result = _.dropWhile<TResult>(array);
-    result = _.dropWhile<TResult>(array, predicateFn);
-    result = _.dropWhile<TResult>(array, predicateFn, any);
-    result = _.dropWhile<TResult>(array, '');
-    result = _.dropWhile<TResult>(array, '', any);
-    result = _.dropWhile<{a: number;}, TResult>(array, {a: 42});
+    {
+        let result: TResult[];
 
-    result = _.dropWhile<TResult>(list);
-    result = _.dropWhile<TResult>(list, predicateFn);
-    result = _.dropWhile<TResult>(list, predicateFn, any);
-    result = _.dropWhile<TResult>(list, '');
-    result = _.dropWhile<TResult>(list, '', any);
-    result = _.dropWhile<{a: number;}, TResult>(list, {a: 42});
+        result = _.dropWhile<TResult>(array);
+        result = _.dropWhile<TResult>(array, predicateFn);
+        result = _.dropWhile<TResult>(array, predicateFn, any);
+        result = _.dropWhile<TResult>(array, '');
+        result = _.dropWhile<TResult>(array, '', any);
+        result = _.dropWhile<{a: number;}, TResult>(array, {a: 42});
 
-    result = _(array).dropWhile().value();
-    result = _(array).dropWhile(predicateFn).value();
-    result = _(array).dropWhile(predicateFn, any).value();
-    result = _(array).dropWhile('').value();
-    result = _(array).dropWhile('', any).value();
-    result = _(array).dropWhile<{a: number;}>({a: 42}).value();
+        result = _.dropWhile<TResult>(list);
+        result = _.dropWhile<TResult>(list, predicateFn);
+        result = _.dropWhile<TResult>(list, predicateFn, any);
+        result = _.dropWhile<TResult>(list, '');
+        result = _.dropWhile<TResult>(list, '', any);
+        result = _.dropWhile<{a: number;}, TResult>(list, {a: 42});
+    }
 
-    result = _(list).dropWhile<TResult>().value();
-    result = _(list).dropWhile<TResult>(predicateFn).value();
-    result = _(list).dropWhile<TResult>(predicateFn, any).value();
-    result = _(list).dropWhile<TResult>('').value();
-    result = _(list).dropWhile<TResult>('', any).value();
-    result = _(list).dropWhile<{a: number;}, TResult>({a: 42}).value();
+    {
+        let result: _.LoDashImplicitArrayWrapper<TResult>;
+
+        result = _(array).dropWhile();
+        result = _(array).dropWhile(predicateFn);
+        result = _(array).dropWhile(predicateFn, any);
+        result = _(array).dropWhile('');
+        result = _(array).dropWhile('', any);
+        result = _(array).dropWhile<{a: number;}>({a: 42});
+
+        result = _(list).dropWhile<TResult>();
+        result = _(list).dropWhile<TResult>(predicateFn);
+        result = _(list).dropWhile<TResult>(predicateFn, any);
+        result = _(list).dropWhile<TResult>('');
+        result = _(list).dropWhile<TResult>('', any);
+        result = _(list).dropWhile<{a: number;}, TResult>({a: 42});
+    }
+
+    {
+        let result: _.LoDashExplicitArrayWrapper<TResult>;
+
+        result = _(array).chain().dropWhile();
+        result = _(array).chain().dropWhile(predicateFn);
+        result = _(array).chain().dropWhile(predicateFn, any);
+        result = _(array).chain().dropWhile('');
+        result = _(array).chain().dropWhile('', any);
+        result = _(array).chain().dropWhile<{a: number;}>({a: 42});
+
+        result = _(list).chain().dropWhile<TResult>();
+        result = _(list).chain().dropWhile<TResult>(predicateFn);
+        result = _(list).chain().dropWhile<TResult>(predicateFn, any);
+        result = _(list).chain().dropWhile<TResult>('');
+        result = _(list).chain().dropWhile<TResult>('', any);
+        result = _(list).chain().dropWhile<{a: number;}, TResult>({a: 42});
+    }
 }
 
 // _.fill

lodash/lodash.d.ts

@@ -579,6 +579,56 @@ declare module _ {
         ): LoDashImplicitArrayWrapper<TValue>;
     }
 
+    interface LoDashExplicitArrayWrapper<T> {
+        /**
+         * @see _.dropWhile
+         */
+        dropWhile(
+            predicate?: ListIterator<T, boolean>,
+            thisArg?: any
+        ): LoDashExplicitArrayWrapper<T>;
+
+        /**
+         * @see _.dropWhile
+         */
+        dropWhile(
+            predicate?: string,
+            thisArg?: any
+        ): LoDashExplicitArrayWrapper<T>;
+
+        /**
+         * @see _.dropWhile
+         */
+        dropWhile<TWhere>(
+            predicate?: TWhere
+        ): LoDashExplicitArrayWrapper<T>;
+    }
+
+    interface LoDashExplicitObjectWrapper<T> {
+        /**
+         * @see _.dropWhile
+         */
+        dropWhile<TValue>(
+            predicate?: ListIterator<TValue, boolean>,
+            thisArg?: any
+        ): LoDashExplicitArrayWrapper<TValue>;
+
+        /**
+         * @see _.dropWhile
+         */
+        dropWhile<TValue>(
+            predicate?: string,
+            thisArg?: any
+        ): LoDashExplicitArrayWrapper<TValue>;
+
+        /**
+         * @see _.dropWhile
+         */
+        dropWhile<TWhere, TValue>(
+            predicate?: TWhere
+        ): LoDashExplicitArrayWrapper<TValue>;
+    }
+
     //_.findIndex
     interface LoDashStatic {
         /**