protoc_plugin/test/protos/enum_extension.proto

// Copyright (c) 2016, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

syntax = "proto2";

package protobuf_unittest;

message Extendable {
  extensions 1 to max;
}

enum Animal {
  CAT = 1;
  DOG = 2;
}

extend Extendable {
  optional Animal animal = 1;
}