From 182b224af53288ba0cec1f81570271cb5457e8ce Mon Sep 17 00:00:00 2001
From: Anthony Fu <anthonyfu117@hotmail.com>
Date: Fri, 29 Apr 2022 17:40:31 +0800
Subject: [PATCH] fix(types): nullables object props for response (#111)

---
 src/event.ts | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/event.ts b/src/event.ts
index 3da1a367..c79af2ba 100644
--- a/src/event.ts
+++ b/src/event.ts
@@ -14,9 +14,10 @@ export type CompatibilityEvent = H3Event | IncomingMessage
 
 interface JSONObject { [x: string]: JSONValue }
 interface JSONArray extends Array<JSONValue> { }
-export type JSONValue = string | number | boolean | JSONObject | JSONArray
+export type JSONValue = undefined | null | string | number | boolean | JSONObject | JSONArray
+export type NonNullable<T> = T extends null | undefined ? never : T
 
-type _H3Response = void | JSONValue | Buffer
+type _H3Response = void | NonNullable<JSONValue> | Buffer
 export type H3Response = _H3Response | Promise<_H3Response>
 
 export interface EventHandler<T extends H3Response = H3Response> {