plugin.proto in grpc-tools-1.2.0.pre2

- old
+ new

@@ -51,10 +51,20 @@
 
 option go_package = "plugin_go";
 
 import "google/protobuf/descriptor.proto";
 
+// The version number of protocol compiler.
+message Version {
+  optional int32 major = 1;
+  optional int32 minor = 2;
+  optional int32 patch = 3;
+  // A suffix for alpha, beta or rc release, e.g., "alpha-1", "rc2". It should
+  // be empty for mainline stable releases.
+  optional string suffix = 4;
+}
+
 // An encoded CodeGeneratorRequest is written to the plugin's stdin.
 message CodeGeneratorRequest {
   // The .proto files that were explicitly listed on the command-line.  The
   // code generator should generate code only for these files.  Each file's
   // descriptor will be included in proto_file, below.
@@ -73,9 +83,12 @@
   // in the FileDescriptorProtos and handle them one by one rather than read
   // the entire set into memory at once.  However, as of this writing, this
   // is not similarly optimized on protoc's end -- it will store all fields in
   // memory at once before sending them to the plugin.
   repeated FileDescriptorProto proto_file = 15;
+
+  // The version number of protocol compiler.
+  optional Version compiler_version = 3;
 }
 
 // The plugin writes an encoded CodeGeneratorResponse to stdout.
 message CodeGeneratorResponse {
   // Error message.  If non-empty, code generation failed.  The plugin process