From eda8f737e2232aade37ae0652f0dd8650b35f99b Mon Sep 17 00:00:00 2001
From: "deepsource-autofix[bot]"
 <62050782+deepsource-autofix[bot]@users.noreply.github.com>
Date: Fri, 29 Sep 2023 05:43:34 +0000
Subject: [PATCH] refactor: fix check for empty string

It is not recommended to use `len` for empty string test.
---
 api/middleware.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/api/middleware.go b/api/middleware.go
index e761f50..bfa2c75 100644
--- a/api/middleware.go
+++ b/api/middleware.go
@@ -18,7 +18,7 @@ const (
 func authMiddleware(tokenMaker token.Maker) gin.HandlerFunc {
 	return func(ctx *gin.Context) {
 		authHeader := ctx.GetHeader(authHeaderKey)
-		if len(authHeader) == 0 {
+		if authHeader == "" {
 			err := errors.New("authorization header is not provided")
 			ctx.AbortWithStatusJSON(http.StatusUnauthorized, errorResponse(err))
 			return