refactor: do not mutate mutation payload in the todo app example (#1670)

* refactor: do not mutate mutation payload in the todo app example * refactor: make things a bit easier to read
vuejs · Jan 27, 2020 · bafa881 · bafa881
1 parent e012653
commit bafa881
Showing 1 changed file with 7 additions and 2 deletions.
diff --git a/examples/todomvc/store/mutations.js b/examples/todomvc/store/mutations.js
@@ -15,7 +15,12 @@ export const mutations = {
   },
 
   editTodo (state, { todo, text = todo.text, done = todo.done }) {
-    todo.text = text
-    todo.done = done
+    const index = state.todos.indexOf(todo)
+
+    state.todos.splice(index, 1, {
+      ...todo,
+      text,
+      done
+    })
   }
 }