claude code review changes

resource.go

@@ -27,7 +27,7 @@ func (m *Mux) Resource(pattern string, fn func(res *Resource), mw ...func(http.H
 	}
 
 	if strings.TrimSpace(pattern) == "" {
-		panic("mux: Resource() requires a patter to work")
+		panic("mux: Resource() requires a pattern to work")
 	}
 
 	if fn == nil {
@@ -215,11 +215,9 @@ func (res *Resource) Use(middlewares ...func(http.Handler) http.Handler) {
 }
 
 func suffixIt(str, suffix string) string {
-	var p strings.Builder
-	p.WriteString(str)
-	if !strings.HasSuffix(str, "/") {
-		p.WriteString("/")
+	if strings.HasSuffix(str, "/") {
+		return str + suffix
 	}
-	p.WriteString(suffix)
-	return p.String()
+
+	return str + "/" + suffix
 }