From 513e242a3ee40cc8e3bc91b9b7df12fc47af0e40 Mon Sep 17 00:00:00 2001
From: Yoshiyuki Kurauchi <ahochauwaaaaa@gmail.com>
Date: Sat, 19 Jun 2021 11:50:28 +0900
Subject: [PATCH] Return empty binary for 304 (#9800)

---
 .../src/main/resources/erlang-server/handler.mustache           | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/modules/openapi-generator/src/main/resources/erlang-server/handler.mustache b/modules/openapi-generator/src/main/resources/erlang-server/handler.mustache
index dc1c47cc20e..270d3ee7050 100644
--- a/modules/openapi-generator/src/main/resources/erlang-server/handler.mustache
+++ b/modules/openapi-generator/src/main/resources/erlang-server/handler.mustache
@@ -244,5 +244,7 @@ validate_headers(_, Req) -> {true, Req}.
 
 prepare_body(204, Body) when map_size(Body) == 0; length(Body) == 0 ->
     <<>>;
+prepare_body(304, Body) when map_size(Body) == 0; length(Body) == 0 ->
+    <<>>;
 prepare_body(_Code, Body) ->
     jsx:encode(Body).