From 808f6af0919b8ee480152f2423a43e10a7870f82 Mon Sep 17 00:00:00 2001
From: matsudamper <matsudamper971227@gmail.com>
Date: Mon, 22 Jan 2024 21:48:52 +0900
Subject: [PATCH] fix not used implementation

---
 Sources/ApolloCodegenLib/Templates/CustomScalarTemplate.swift | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Sources/ApolloCodegenLib/Templates/CustomScalarTemplate.swift b/Sources/ApolloCodegenLib/Templates/CustomScalarTemplate.swift
index 7d61339c..c665a47c 100644
--- a/Sources/ApolloCodegenLib/Templates/CustomScalarTemplate.swift
+++ b/Sources/ApolloCodegenLib/Templates/CustomScalarTemplate.swift
@@ -14,7 +14,7 @@ struct CustomScalarTemplate: TemplateRenderer {
 
   func renderHeaderTemplate(
     nonFatalErrorRecorder: ApolloCodegen.NonFatalError.Recorder
-  ) -> TemplateString {
+  ) -> TemplateString? {
     HeaderCommentTemplate.editableFileHeader(
       fileCanBeEditedTo: "implement advanced custom scalar functionality."
     )