From 1ffa2bca1641f2ce20d355ce0be7be9f9ea385ea Mon Sep 17 00:00:00 2001
From: "qiying.wang" <qiying.wang@highlight.mobi>
Date: Tue, 28 Feb 2023 02:13:23 -0800
Subject: [PATCH] Explictly WriteHeader before Write to avoid superfluous
 response.WriteHeader call

---
 swagger.go | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/swagger.go b/swagger.go
index 5eb250d..ca1b55b 100644
--- a/swagger.go
+++ b/swagger.go
@@ -173,6 +173,7 @@ func Handler(configFns ...func(*Config)) http.HandlerFunc {
 
 		switch path {
 		case "index.html":
+			w.WriteHeader(http.StatusOK)
 			_ = index.Execute(w, config)
 		case "doc.json":
 			doc, err := swag.ReadDoc(config.InstanceName)
@@ -181,7 +182,7 @@ func Handler(configFns ...func(*Config)) http.HandlerFunc {
 
 				return
 			}
-
+			w.WriteHeader(http.StatusOK)
 			_, _ = w.Write([]byte(doc))
 		case "":
 			http.Redirect(w, r, handler.Prefix+"index.html", http.StatusMovedPermanently)