syntax = "proto2";

package foo.bar;

message Message {
  // Every kind of singular field
  optional int32 i32 = 1;
  optional int64 i64 = 2;
  optional uint32 ui32 = 3;
  optional uint64 ui64 = 4;
  optional sint32 si32 = 5;
  optional sint64 si64 = 6;
  optional fixed32 f32 = 7;
  optional fixed64 f64 = 8;
  optional sfixed32 sf32 = 9;
  optional sfixed64 sf64 = 10;
  optional float fl = 11;
  optional double dbl = 12;
  optional bool b = 13;
  optional string s = 14;
  optional bytes bs = 15;
  optional Enum en = 16;
  optional Message msg = 17;
  optional group Grp = 18 {
    optional string name = 1;
  };
  // Every kind of repeated field
  repeated int32 ri32 = 19;
  repeated int64 ri64 = 20;
  repeated uint32 rui32 = 21;
  repeated uint64 rui64 = 22;
  repeated sint32 rsi32 = 23;
  repeated sint64 rsi64 = 24;
  repeated fixed32 rf32 = 25;
  repeated fixed64 rf64 = 26;
  repeated sfixed32 rsf32 = 27;
  repeated sfixed64 rsf64 = 28;
  repeated float rfl = 29;
  repeated double rdbl = 30;
  repeated bool rb = 31;
  repeated string rs = 32;
  repeated bytes rbs = 33;
  repeated Enum ren = 34;
  repeated Message rmsg = 35;
  repeated group Rgrp = 36 {
    optional string name = 1;
  };
  // Every kind of map key
  map<string, string> mks = 37;
  map<int32, string> mki32 = 38;
  map<int64, string> mki64 = 39;
  map<uint32, string> mkui32 = 40;
  map<uint64, string> mkui64 = 41;
  map<sint32, string> mksi32 = 42;
  map<sint64, string> mksi64 = 43;
  map<fixed32, string> mkf32 = 44;
  map<fixed64, string> mkf64 = 45;
  map<sfixed32, string> mksf32 = 46;
  map<sfixed64, string> mksf64 = 47;
  map<bool, string> mkb = 48;
  // Every kind of map value
  map<string, int32> mvi32 = 51;
  map<string, int64> mvi64 = 52;
  map<string, uint32> mvui32 = 53;
  map<string, uint64> mvui64 = 54;
  map<string, sint32> mvsi32 = 55;
  map<string, sint64> mvsi64 = 56;
  map<string, fixed32> mvf32 = 57;
  map<string, fixed64> mvf64 = 58;
  map<string, sfixed32> mvsf32 = 59;
  map<string, sfixed64> mvsf64 = 60;
  map<string, float> mvfl = 61;
  map<string, double> mvdbl = 62;
  map<string, bool> mvb = 63;
  map<string, string> mvs = 64;
  map<string, bytes> mvbs = 65;
  map<string, Enum> mven = 66;
  map<string, Message> mvmsg = 67;
}

enum Enum {
  A = 0;
  B = 1;
}