From 168220d0e38662eee81bd2c3bb76b3c1e02337ef Mon Sep 17 00:00:00 2001
From: Alex Jover <alexjovermorales@gmail.com>
Date: Mon, 17 Jul 2017 11:15:12 +0200
Subject: [PATCH 1/2] Add MutationPayload type

On the subscribe function, the mutation object was only having the `type` property and missing the payload
---
 types/index.d.ts | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/types/index.d.ts b/types/index.d.ts
index 89d4b88ca..b2a21f0db 100644
--- a/types/index.d.ts
+++ b/types/index.d.ts
@@ -17,7 +17,7 @@ export declare class Store<S> {
   dispatch: Dispatch;
   commit: Commit;
 
-  subscribe<P extends Payload>(fn: (mutation: P, state: S) => any): () => void;
+  subscribe<P extends MutationPayload>(fn: (mutation: P, state: S) => any): () => void;
   watch<T>(getter: (state: S) => T, cb: (value: T, oldValue: T) => void, options?: WatchOptions): void;
 
   registerModule<T>(path: string, module: Module<T, S>): void;
@@ -59,6 +59,10 @@ export interface Payload {
   type: string;
 }
 
+export interface MutationPayload extends Payload {
+  payload: any;
+}
+
 export interface DispatchOptions {
   root?: boolean;
 }

From f17f2c52b421c3584726e95d08b3db4cf89776e8 Mon Sep 17 00:00:00 2001
From: Alex Jover <alexjovermorales@gmail.com>
Date: Mon, 17 Jul 2017 11:31:57 +0200
Subject: [PATCH 2/2] Add tests for MutationPayload

---
 types/test/index.ts | 1 +
 1 file changed, 1 insertion(+)

diff --git a/types/test/index.ts b/types/test/index.ts
index c034f932b..63c42ccff 100644
--- a/types/test/index.ts
+++ b/types/test/index.ts
@@ -35,6 +35,7 @@ namespace StoreInstance {
 
   store.subscribe((mutation, state) => {
     mutation.type;
+    mutation.payload;
     state.value;
   });