From 3982038930aa534cbfc6bf7b5a5d13a18defe743 Mon Sep 17 00:00:00 2001
From: Brian Frichette <brian.frichette@gmail.com>
Date: Wed, 12 Jul 2017 04:53:43 -0700
Subject: [PATCH] fix(omit): Strengthen the type checking of the omit utility
 function

---
 modules/store/src/utils.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/modules/store/src/utils.ts b/modules/store/src/utils.ts
index c3432fa57e..155943f529 100644
--- a/modules/store/src/utils.ts
+++ b/modules/store/src/utils.ts
@@ -31,10 +31,10 @@ export function combineReducers(reducers: any, initialState: any = {}): ActionRe
   };
 }
 
-export function omit(object: { [key: string]: any }, keyToRemove: string) {
+export function omit<T extends { [key: string]: any }>(object: T, keyToRemove: keyof T): Partial<T> {
   return Object.keys(object)
     .filter(key => key !== keyToRemove)
-    .reduce((result, key) => (<any>result)[key] = object[key], {});
+    .reduce((result, key) => Object.assign(result, { [key]: object[key] }), {});
 }
 
 export function compose<A>(): (i: A) => A;