From 8a215367adaf94ca6cd222b7453ec68100666eb7 Mon Sep 17 00:00:00 2001
From: MinJune Kim <qria@qria.net>
Date: Sat, 13 Mar 2021 05:49:58 +0900
Subject: [PATCH] Allow empty services (#222)

Fixes issue #220
---
 src/betterproto/templates/template.py.j2       | 2 ++
 tests/inputs/config.py                         | 1 +
 tests/inputs/empty_service/empty_service.proto | 7 +++++++
 3 files changed, 10 insertions(+)
 create mode 100644 tests/inputs/empty_service/empty_service.proto

diff --git a/src/betterproto/templates/template.py.j2 b/src/betterproto/templates/template.py.j2
index de53963..b1f90c6 100644
--- a/src/betterproto/templates/template.py.j2
+++ b/src/betterproto/templates/template.py.j2
@@ -73,6 +73,8 @@ class {{ service.py_name }}Stub(betterproto.ServiceStub):
     {% if service.comment %}
 {{ service.comment }}
 
+    {% elif not service.methods %}
+    pass
     {% endif %}
     {% for method in service.methods %}
     async def {{ method.py_name }}(self
diff --git a/tests/inputs/config.py b/tests/inputs/config.py
index 9b7b288..7f2024a 100644
--- a/tests/inputs/config.py
+++ b/tests/inputs/config.py
@@ -18,4 +18,5 @@ services = {
     "googletypes_service_returns_empty",
     "googletypes_service_returns_googletype",
     "example_service",
+    "empty_service",
 }
diff --git a/tests/inputs/empty_service/empty_service.proto b/tests/inputs/empty_service/empty_service.proto
new file mode 100644
index 0000000..e96ff64
--- /dev/null
+++ b/tests/inputs/empty_service/empty_service.proto
@@ -0,0 +1,7 @@
+/* Empty service without comments */
+syntax = "proto3";
+
+package empty_service;
+
+service Test {
+}