// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc.  All rights reserved.
// https://developers.google.com/protocol-buffers/
//
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// met:
//
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// notice, this list of conditions and the following disclaimer.
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// in the documentation and/or other materials provided with the
// distribution.
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// Author: robinson@google.com (Will Robinson)

syntax = "proto2";

package google.protobuf.internal;


message TopLevelMessage {
  optional ExtendedMessage submessage = 1;
}


message ExtendedMessage {
  optional int32 optional_int32 = 1001;
  repeated string repeated_string = 1002;
  extensions 1 to 999;
}


message ForeignMessage {
  optional int32 foreign_message_int = 1;
}


extend ExtendedMessage {
  optional int32 optional_int_extension = 1;
  optional ForeignMessage optional_message_extension = 2;

  repeated int32 repeated_int_extension = 3;
  repeated ForeignMessage repeated_message_extension = 4;
}