syntax = "proto2";

package pkg;

import "google/protobuf/descriptor.proto";

option go_package = "some.pkg";

message Options {
  optional bool some_option_value = 1;
}

message SomeMessage {
  option (.pkg.my_some_option) = { some_option_value : true };
}

extend google.protobuf.MessageOptions {
  optional Options my_some_option = 11964;
}