examples/pubsub/empty.proto

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syntax = "proto2";

package proto2;

// An empty message that you can re-use to avoid defining duplicated empty
// messages in your project. A typical example is to use it as argument or the
// return value of a service API. For instance:
//
//   service Foo {
//     rpc Bar (proto2.Empty) returns (proto2.Empty) { };
//   };
//
message Empty {}