From 71c545cfd5477b64a9f85dd178b808666ddf5c20 Mon Sep 17 00:00:00 2001
From: Orta <orta.therox+github@gmail.com>
Date: Mon, 27 Nov 2017 16:10:30 -0500
Subject: [PATCH] Update definition.d.ts

---
 types/graphql/type/definition.d.ts | 1 +
 1 file changed, 1 insertion(+)

diff --git a/types/graphql/type/definition.d.ts b/types/graphql/type/definition.d.ts
index 7f84c875fb..52df7bd46c 100644
--- a/types/graphql/type/definition.d.ts
+++ b/types/graphql/type/definition.d.ts
@@ -455,6 +455,7 @@ export class GraphQLEnumType {
     constructor(config: GraphQLEnumTypeConfig);
     getValues(): GraphQLEnumValue[];
     getValue(name: string): GraphQLEnumValue;
+    isValidValue(value: any): boolean;
     serialize(value: any): string;
     parseValue(value: any): any;
     parseLiteral(valueNode: ValueNode): any;