From fc90653ab1ce86202720ada51157686635203111 Mon Sep 17 00:00:00 2001
From: Nat Noordanus <n@natn.me>
Date: Mon, 19 Oct 2020 18:31:37 +0200
Subject: [PATCH] Sort the list of sources in generated file headers

---
 src/betterproto/lib/google/protobuf/__init__.py | 2 +-
 src/betterproto/plugin/models.py                | 8 ++++----
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/src/betterproto/lib/google/protobuf/__init__.py b/src/betterproto/lib/google/protobuf/__init__.py
index d1f21f9..529b9d1 100644
--- a/src/betterproto/lib/google/protobuf/__init__.py
+++ b/src/betterproto/lib/google/protobuf/__init__.py
@@ -1,5 +1,5 @@
 # Generated by the protocol buffer compiler.  DO NOT EDIT!
-# sources: google/protobuf/timestamp.proto, google/protobuf/field_mask.proto, google/protobuf/source_context.proto, google/protobuf/any.proto, google/protobuf/type.proto, google/protobuf/api.proto, google/protobuf/duration.proto, google/protobuf/struct.proto, google/protobuf/wrappers.proto, google/protobuf/empty.proto, google/protobuf/descriptor.proto
+# sources: google/protobuf/any.proto, google/protobuf/api.proto, google/protobuf/descriptor.proto, google/protobuf/duration.proto, google/protobuf/empty.proto, google/protobuf/field_mask.proto, google/protobuf/source_context.proto, google/protobuf/struct.proto, google/protobuf/timestamp.proto, google/protobuf/type.proto, google/protobuf/wrappers.proto
 # plugin: python-betterproto
 import warnings
 from dataclasses import dataclass
diff --git a/src/betterproto/plugin/models.py b/src/betterproto/plugin/models.py
index 4a243a3..e0c50a5 100644
--- a/src/betterproto/plugin/models.py
+++ b/src/betterproto/plugin/models.py
@@ -58,7 +58,7 @@ from betterproto.lib.google.protobuf.compiler import CodeGeneratorRequest
 import re
 import textwrap
 from dataclasses import dataclass, field
-from typing import Dict, Iterator, List, Optional, Set, Text, Type, Union
+from typing import Dict, Iterable, Iterator, List, Optional, Set, Text, Type, Union
 import sys
 
 from ..casing import sanitize_name
@@ -251,15 +251,15 @@ class OutputTemplate:
         return self.package_proto_obj.package
 
     @property
-    def input_filenames(self) -> List[str]:
+    def input_filenames(self) -> Iterable[str]:
         """Names of the input files used to build this output.
 
         Returns
         -------
-        List[str]
+        Iterable[str]
             Names of the input files used to build this output.
         """
-        return [f.name for f in self.input_files]
+        return sorted(f.name for f in self.input_files)
 
     @property
     def python_module_imports(self) -> Set[str]: