From 0854455f2abfe1f49b52d675d7bf94551daf0072 Mon Sep 17 00:00:00 2001
From: Ilya Mochalov <chrootsu@gmail.com>
Date: Mon, 31 Aug 2015 06:36:57 +0500
Subject: [PATCH] lodash: changed _.identity() method

---
 lodash/lodash-tests.ts | 18 ++++++++++++++++--
 lodash/lodash.d.ts     | 29 +++++++++++++++++++++++++----
 2 files changed, 41 insertions(+), 6 deletions(-)

diff --git a/lodash/lodash-tests.ts b/lodash/lodash-tests.ts
index 5fee08b29e..92a8d299b0 100644
--- a/lodash/lodash-tests.ts
+++ b/lodash/lodash-tests.ts
@@ -1644,8 +1644,6 @@ var testAttempFn: TestAttemptFn;
 result = <TResult|Error>_.attempt<TResult>(testAttempFn);
 result = <TResult|Error>_(testAttempFn).attempt<TResult>();
 
-result = <{ name: string }>_.identity({ 'name': 'moe' });
-
 _.mixin({
     'capitalize': function (string) {
         return string.charAt(0).toUpperCase() + string.slice(1).toLowerCase();
@@ -1895,6 +1893,22 @@ result = <() => boolean>_(true).constant<boolean>();
 result = <() => any[]>_(['a']).constant<any[]>();
 result = <() => {}>_({}).constant<{}>();
 
+// _.identity
+{
+    let testIdentityValue: TResult;
+    let result: TResult;
+    result = _.identity<TResult>(testIdentityValue);
+    result = _(testIdentityValue).identity();
+}
+{
+    let result: number;
+    result = _(42).identity();
+}
+{
+    let result: boolean[];
+    result = _<boolean>([]).identity();
+}
+
 // _.method
 class TestMethod {
     a = {
diff --git a/lodash/lodash.d.ts b/lodash/lodash.d.ts
index 9815f472b4..a1561d5154 100644
--- a/lodash/lodash.d.ts
+++ b/lodash/lodash.d.ts
@@ -7993,13 +7993,34 @@ declare module _ {
     //_.identity
     interface LoDashStatic {
         /**
-        * This method returns the first argument provided to it.
-        * @param value Any value.
-        * @return value.
-        **/
+         * This method returns the first argument provided to it.
+         * @param value Any value.
+         * @return Returns value.
+         */
         identity<T>(value?: T): T;
     }
 
+    interface LoDashWrapper<T> {
+        /**
+         * @see _.identity
+         */
+        identity(): T;
+    }
+
+    interface LoDashArrayWrapper<T> {
+        /**
+         * @see _.identity
+         */
+        identity(): T[];
+    }
+
+    interface LoDashObjectWrapper<T> {
+        /**
+         * @see _.identity
+         */
+        identity(): T;
+    }
+
     //_.method
     interface LoDashStatic {
         /**