Merge pull request #6054 from chrootsu/lodash-last

lodash: changed _.last() method

lodash/lodash-tests.ts

@@ -357,8 +357,17 @@ module TestIndexOf {
     result = _(testIntersectionList).intersection<TResult>(testIntersectionList, testIntersectionArray).value();
 }
 
-result = <number>_.last([1, 2, 3]);
-result = <number>_([1, 2, 3]).last();
+// _.last
+module TestLast {
+    let array: TResult[];
+    let list: _.List<TResult>;
+    let result: TResult;
+
+    result = _.last<TResult>(array);
+    result = _.last<TResult>(list);
+    result = _<TResult>(array).last();
+    result = _(list).last<TResult>();
+}
 
 result = <number>_.lastIndexOf([1, 2, 3, 1, 2, 3], 2);
 result = <number>_.lastIndexOf([1, 2, 3, 1, 2, 3], 2, 3);

lodash/lodash.d.ts

@@ -817,20 +817,28 @@ declare module _ {
     //_.last
     interface LoDashStatic {
         /**
-        * Gets the last element of an array.
-        * @param array The array to query.
-        * @return Returns the last element of array.
-        **/
-        last<T>(array: Array<T>): T;
+         * Gets the last element of array.
+         *
+         * @param array The array to query.
+         * @return Returns the last element of array.
+         */
+        last<T>(array: List<T>): T;
     }
 
     interface LoDashArrayWrapper<T> {
         /**
          * @see _.last
-         **/
+         */
         last(): T;
     }
 
+    interface LoDashObjectWrapper<T> {
+        /**
+         * @see _.last
+         */
+        last<T>(): T;
+    }
+
     //_.lastIndexOf
     interface LoDashStatic {
         /**