From 47320e8fa7b02ead4a4796e39a0dce2fadd3db7c Mon Sep 17 00:00:00 2001
From: Carlo Goetz <carlo.goetz@inovex.de>
Date: Fri, 25 Sep 2026 15:29:44 +0200
Subject: [PATCH] fix(client): skip setBody for non-nil interfaces pointing to
 a nil concrete value

---
 languages/golang/templates/client.mustache | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/languages/golang/templates/client.mustache b/languages/golang/templates/client.mustache
index e9f0ecf..d420b1f 100644
--- a/languages/golang/templates/client.mustache
+++ b/languages/golang/templates/client.mustache
@@ -345,7 +345,7 @@ func (c *APIClient) prepareRequest(
 	var body *bytes.Buffer
 
 	// Detect postBody type and post.
-	if postBody != nil {
+	if !IsNil(postBody) {
 		contentType := headerParams["Content-Type"]
 		if contentType == "" {
 			contentType = detectContentType(postBody)