From ad0e6ecf06dc6568c420df63453c7126a4e36176 Mon Sep 17 00:00:00 2001
From: debuggerx01 <dx8917312@163.com>
Date: Tue, 30 Nov 2021 18:32:48 +0800
Subject: [PATCH] fix: res.json() will cause 'Bad state: Cannot modify a closed
 response.' error.

---
 packages/framework/lib/src/core/response_context.dart | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/packages/framework/lib/src/core/response_context.dart b/packages/framework/lib/src/core/response_context.dart
index de41610d..a62f0ed7 100644
--- a/packages/framework/lib/src/core/response_context.dart
+++ b/packages/framework/lib/src/core/response_context.dart
@@ -169,9 +169,8 @@ abstract class ResponseContext<RawResponse>
   }
 
   /// Serializes JSON to the response.
-  void json(value) => this
-    ..contentType = MediaType('application', 'json')
-    ..serialize(value);
+  Future<bool> json(value) =>
+      this.serialize(value, contentType: MediaType('application', 'json'));
 
   /// Returns a JSONP response.
   ///