From ced8f73ffc89880af353b2e0d8b5dd0c5f75267d Mon Sep 17 00:00:00 2001
From: Feng Xiao <xfxyjwf@gmail.com>
Date: Fri, 2 Dec 2016 20:54:35 -0800
Subject: Add version number to plugin protocol.

---
 src/google/protobuf/compiler/mock_code_generator.cc | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'src/google/protobuf/compiler/mock_code_generator.cc')

diff --git a/src/google/protobuf/compiler/mock_code_generator.cc b/src/google/protobuf/compiler/mock_code_generator.cc
index 979814ec..e82e6ae1 100644
--- a/src/google/protobuf/compiler/mock_code_generator.cc
+++ b/src/google/protobuf/compiler/mock_code_generator.cc
@@ -40,6 +40,7 @@
 #endif
 #include <vector>
 
+#include <google/protobuf/compiler/plugin.pb.h>
 #include <google/protobuf/stubs/logging.h>
 #include <google/protobuf/stubs/common.h>
 #include <google/protobuf/testing/file.h>
@@ -160,6 +161,15 @@ bool MockCodeGenerator::Generate(
         std::cerr << "Saw json_name: "
                   << field_descriptor_proto.has_json_name() << std::endl;
         abort();
+      } else if (command == "ShowVersionNumber") {
+        Version compiler_version;
+        context->GetCompilerVersion(&compiler_version);
+        std::cerr << "Saw compiler_version: "
+                  << compiler_version.major() * 1000000 +
+                     compiler_version.minor() * 1000 +
+                     compiler_version.patch()
+                  << " " << compiler_version.suffix() << std::endl;
+        abort();
       } else {
         GOOGLE_LOG(FATAL) << "Unknown MockCodeGenerator command: " << command;
       }
-- 
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