Update contrib/libs/flatbuffers to 23.5.9

13 files changed, 800 insertions, 974 deletions

diff --git a/contrib/libs/flatbuffers/grpc/src/compiler/config.h b/contrib/libs/flatbuffers/grpc/src/compiler/config.h
deleted file mode 100644
index 4adc594377..0000000000
--- a/contrib/libs/flatbuffers/grpc/src/compiler/config.h
+++ /dev/null
@@ -1,40 +0,0 @@
-/*
- *
- * Copyright 2015, Google Inc.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- */
-
-#ifndef SRC_COMPILER_CONFIG_H
-#define SRC_COMPILER_CONFIG_H
-
-// This file is here only because schema_interface.h, which is copied from gRPC,
-// includes it. There is nothing for Flatbuffers to configure.
-
-#endif  // SRC_COMPILER_CONFIG_H
diff --git a/contrib/libs/flatbuffers/grpc/src/compiler/cpp_generator.cc b/contrib/libs/flatbuffers/grpc/src/compiler/cpp_generator.cc
index 8dd408830c..fd635f2fa5 100644
--- a/contrib/libs/flatbuffers/grpc/src/compiler/cpp_generator.cc
+++ b/contrib/libs/flatbuffers/grpc/src/compiler/cpp_generator.cc
@@ -1,65 +1,31 @@
-/*
- *
- * Copyright 2015, Google Inc.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- */
+#include "src/compiler/cpp_generator.h"
 
 #include <map>
+#include <sstream>
 
-#include "src/compiler/cpp_generator.h"
 #include "flatbuffers/util.h"
 
-#include <sstream>
-
 namespace grpc_cpp_generator {
 namespace {
 
-grpc::string message_header_ext() { return "_generated.h"; }
-grpc::string service_header_ext() { return ".grpc.fb.h"; }
+static grpc::string service_header_ext() { return ".grpc.fb.h"; }
 
-template <class T>
-grpc::string as_string(T x) {
+template<class T>
+static grpc::string as_string(T x) {
   std::ostringstream out;
   out << x;
   return out.str();
 }
 
-inline bool ClientOnlyStreaming(const grpc_generator::Method *method) {
+static inline bool ClientOnlyStreaming(const grpc_generator::Method *method) {
   return method->ClientStreaming() && !method->ServerStreaming();
 }
 
-inline bool ServerOnlyStreaming(const grpc_generator::Method *method) {
+static inline bool ServerOnlyStreaming(const grpc_generator::Method *method) {
   return !method->ClientStreaming() && method->ServerStreaming();
 }
 
-grpc::string FilenameIdentifier(const grpc::string &filename) {
+static grpc::string FilenameIdentifier(const grpc::string &filename) {
   grpc::string result;
   for (unsigned i = 0; i < filename.size(); i++) {
     char c = filename[i];
@@ -74,14 +40,11 @@ grpc::string FilenameIdentifier(const grpc::string &filename) {
   }
   return result;
 }
-}  // namespace
 
-template <class T, size_t N>
-T *array_end(T (&array)[N]) {
-  return array + N;
-}
+template<class T, size_t N>
+static T *array_end(T (&array)[N]) { return array + N; }
 
-void PrintIncludes(grpc_generator::Printer *printer,
+static void PrintIncludes(grpc_generator::Printer *printer,
                    const std::vector<grpc::string> &headers,
                    const Parameters &params) {
   std::map<grpc::string, grpc::string> vars;
@@ -92,9 +55,7 @@ void PrintIncludes(grpc_generator::Printer *printer,
   auto &s = params.grpc_search_path;
   if (!s.empty()) {
     vars["l"] += s;
-    if (s[s.size() - 1] != '/') {
-      vars["l"] += '/';
-    }
+    if (s[s.size() - 1] != '/') { vars["l"] += '/'; }
   }
 
   for (auto i = headers.begin(); i != headers.end(); i++) {
@@ -103,8 +64,10 @@ void PrintIncludes(grpc_generator::Printer *printer,
   }
 }
 
+}  // namespace
+
 grpc::string GetHeaderPrologue(grpc_generator::File *file,
-                               const Parameters & /*params*/) {
+                               const Parameters &params) {
   grpc::string output;
   {
     // Scope the output stream so it closes and finalizes output to the string.
@@ -114,7 +77,7 @@ grpc::string GetHeaderPrologue(grpc_generator::File *file,
     vars["filename"] = file->filename();
     vars["filename_identifier"] = FilenameIdentifier(file->filename());
     vars["filename_base"] = file->filename_without_ext();
-    vars["message_header_ext"] = message_header_ext();
+    vars["message_header_ext"] = params.message_header_extension;
 
     printer->Print(vars, "// Generated by the gRPC C++ plugin.\n");
     printer->Print(vars,
@@ -144,15 +107,16 @@ grpc::string GetHeaderIncludes(grpc_generator::File *file,
     std::map<grpc::string, grpc::string> vars;
 
     static const char *headers_strs[] = {
-        "grpcpp/impl/codegen/async_stream.h",
-        "grpcpp/impl/codegen/async_unary_call.h",
-        "grpcpp/impl/codegen/method_handler.h",
-        "grpcpp/impl/codegen/proto_utils.h",
-        "grpcpp/impl/codegen/rpc_method.h",
-        "grpcpp/impl/codegen/service_type.h",
-        "grpcpp/impl/codegen/status.h",
-        "grpcpp/impl/codegen/stub_options.h",
-        "grpcpp/impl/codegen/sync_stream.h"};
+      "grpcpp/impl/codegen/async_stream.h",
+      "grpcpp/impl/codegen/async_unary_call.h",
+      "grpcpp/impl/codegen/method_handler.h",
+      "grpcpp/impl/codegen/proto_utils.h",
+      "grpcpp/impl/codegen/rpc_method.h",
+      "grpcpp/impl/codegen/service_type.h",
+      "grpcpp/impl/codegen/status.h",
+      "grpcpp/impl/codegen/stub_options.h",
+      "grpcpp/impl/codegen/sync_stream.h"
+    };
     std::vector<grpc::string> headers(headers_strs, array_end(headers_strs));
     PrintIncludes(printer.get(), headers, params);
     printer->Print(vars, "\n");
@@ -176,7 +140,10 @@ grpc::string GetHeaderIncludes(grpc_generator::File *file,
   return output;
 }
 
-void PrintHeaderClientMethodInterfaces(
+
+namespace {
+
+static void PrintHeaderClientMethodInterfaces(
     grpc_generator::Printer *printer, const grpc_generator::Method *method,
     std::map<grpc::string, grpc::string> *vars, bool is_public) {
   (*vars)["Method"] = method->name();
@@ -187,8 +154,8 @@ void PrintHeaderClientMethodInterfaces(
     grpc::string prefix;
     grpc::string method_params;  // extra arguments to method
     grpc::string raw_args;       // extra arguments to raw version of method
-  } async_prefixes[] = {{"Async", ", void* tag", ", tag"},
-                        {"PrepareAsync", "", ""}};
+  } async_prefixes[] = { { "Async", ", void* tag", ", tag" },
+                         { "PrepareAsync", "", "" } };
 
   if (is_public) {
     if (method->NoStreaming()) {
@@ -196,8 +163,9 @@ void PrintHeaderClientMethodInterfaces(
           *vars,
           "virtual ::grpc::Status $Method$(::grpc::ClientContext* context, "
           "const $Request$& request, $Response$* response) = 0;\n");
-      for (size_t i = 0; i < sizeof(async_prefixes)/sizeof(async_prefixes[0]); i ++) {
-        auto& async_prefix = async_prefixes[i];
+      for (size_t i = 0; i < sizeof(async_prefixes) / sizeof(async_prefixes[0]);
+           i++) {
+        auto &async_prefix = async_prefixes[i];
         (*vars)["AsyncPrefix"] = async_prefix.prefix;
         printer->Print(
             *vars,
@@ -228,8 +196,9 @@ void PrintHeaderClientMethodInterfaces(
           "($Method$Raw(context, response));\n");
       printer->Outdent();
       printer->Print("}\n");
-      for (size_t i = 0; i < sizeof(async_prefixes)/sizeof(async_prefixes[0]); i ++) {
-        auto& async_prefix = async_prefixes[i];
+      for (size_t i = 0; i < sizeof(async_prefixes) / sizeof(async_prefixes[0]);
+           i++) {
+        auto &async_prefix = async_prefixes[i];
         (*vars)["AsyncPrefix"] = async_prefix.prefix;
         (*vars)["AsyncMethodParams"] = async_prefix.method_params;
         (*vars)["AsyncRawArgs"] = async_prefix.raw_args;
@@ -262,8 +231,9 @@ void PrintHeaderClientMethodInterfaces(
           "($Method$Raw(context, request));\n");
       printer->Outdent();
       printer->Print("}\n");
-      for (size_t i = 0; i < sizeof(async_prefixes)/sizeof(async_prefixes[0]); i ++) {
-        auto& async_prefix = async_prefixes[i];
+      for (size_t i = 0; i < sizeof(async_prefixes) / sizeof(async_prefixes[0]);
+           i++) {
+        auto &async_prefix = async_prefixes[i];
         (*vars)["AsyncPrefix"] = async_prefix.prefix;
         (*vars)["AsyncMethodParams"] = async_prefix.method_params;
         (*vars)["AsyncRawArgs"] = async_prefix.raw_args;
@@ -295,8 +265,9 @@ void PrintHeaderClientMethodInterfaces(
           "$Method$Raw(context));\n");
       printer->Outdent();
       printer->Print("}\n");
-      for (size_t i = 0; i < sizeof(async_prefixes)/sizeof(async_prefixes[0]); i ++) {
-        auto& async_prefix = async_prefixes[i];
+      for (size_t i = 0; i < sizeof(async_prefixes) / sizeof(async_prefixes[0]);
+           i++) {
+        auto &async_prefix = async_prefixes[i];
         (*vars)["AsyncPrefix"] = async_prefix.prefix;
         (*vars)["AsyncMethodParams"] = async_prefix.method_params;
         (*vars)["AsyncRawArgs"] = async_prefix.raw_args;
@@ -318,8 +289,9 @@ void PrintHeaderClientMethodInterfaces(
     }
   } else {
     if (method->NoStreaming()) {
-      for (size_t i = 0; i < sizeof(async_prefixes)/sizeof(async_prefixes[0]); i ++) {
-        auto& async_prefix = async_prefixes[i];
+      for (size_t i = 0; i < sizeof(async_prefixes) / sizeof(async_prefixes[0]);
+           i++) {
+        auto &async_prefix = async_prefixes[i];
         (*vars)["AsyncPrefix"] = async_prefix.prefix;
         printer->Print(
             *vars,
@@ -334,8 +306,9 @@ void PrintHeaderClientMethodInterfaces(
           "virtual ::grpc::ClientWriterInterface< $Request$>*"
           " $Method$Raw("
           "::grpc::ClientContext* context, $Response$* response) = 0;\n");
-      for (size_t i = 0; i < sizeof(async_prefixes)/sizeof(async_prefixes[0]); i ++) {
-        auto& async_prefix = async_prefixes[i];
+      for (size_t i = 0; i < sizeof(async_prefixes) / sizeof(async_prefixes[0]);
+           i++) {
+        auto &async_prefix = async_prefixes[i];
         (*vars)["AsyncPrefix"] = async_prefix.prefix;
         (*vars)["AsyncMethodParams"] = async_prefix.method_params;
         printer->Print(
@@ -351,8 +324,9 @@ void PrintHeaderClientMethodInterfaces(
           "virtual ::grpc::ClientReaderInterface< $Response$>* "
           "$Method$Raw("
           "::grpc::ClientContext* context, const $Request$& request) = 0;\n");
-      for (size_t i = 0; i < sizeof(async_prefixes)/sizeof(async_prefixes[0]); i ++) {
-        auto& async_prefix = async_prefixes[i];
+      for (size_t i = 0; i < sizeof(async_prefixes) / sizeof(async_prefixes[0]);
+           i++) {
+        auto &async_prefix = async_prefixes[i];
         (*vars)["AsyncPrefix"] = async_prefix.prefix;
         (*vars)["AsyncMethodParams"] = async_prefix.method_params;
         printer->Print(
@@ -367,8 +341,9 @@ void PrintHeaderClientMethodInterfaces(
                      "virtual ::grpc::ClientReaderWriterInterface< $Request$, "
                      "$Response$>* "
                      "$Method$Raw(::grpc::ClientContext* context) = 0;\n");
-      for (size_t i = 0; i < sizeof(async_prefixes)/sizeof(async_prefixes[0]); i ++) {
-        auto& async_prefix = async_prefixes[i];
+      for (size_t i = 0; i < sizeof(async_prefixes) / sizeof(async_prefixes[0]);
+           i++) {
+        auto &async_prefix = async_prefixes[i];
         (*vars)["AsyncPrefix"] = async_prefix.prefix;
         (*vars)["AsyncMethodParams"] = async_prefix.method_params;
         printer->Print(
@@ -382,7 +357,9 @@ void PrintHeaderClientMethodInterfaces(
   }
 }
 
-void PrintHeaderClientMethod(grpc_generator::Printer *printer,
+
+
+static void PrintHeaderClientMethod(grpc_generator::Printer *printer,
                              const grpc_generator::Method *method,
                              std::map<grpc::string, grpc::string> *vars,
                              bool is_public) {
@@ -393,8 +370,8 @@ void PrintHeaderClientMethod(grpc_generator::Printer *printer,
     grpc::string prefix;
     grpc::string method_params;  // extra arguments to method
     grpc::string raw_args;       // extra arguments to raw version of method
-  } async_prefixes[] = {{"Async", ", void* tag", ", tag"},
-                        {"PrepareAsync", "", ""}};
+  } async_prefixes[] = { { "Async", ", void* tag", ", tag" },
+                         { "PrepareAsync", "", "" } };
 
   if (is_public) {
     if (method->NoStreaming()) {
@@ -402,8 +379,9 @@ void PrintHeaderClientMethod(grpc_generator::Printer *printer,
           *vars,
           "::grpc::Status $Method$(::grpc::ClientContext* context, "
           "const $Request$& request, $Response$* response) override;\n");
-    for (size_t i = 0; i < sizeof(async_prefixes)/sizeof(async_prefixes[0]); i ++) {
-        auto& async_prefix = async_prefixes[i];
+      for (size_t i = 0; i < sizeof(async_prefixes) / sizeof(async_prefixes[0]);
+           i++) {
+        auto &async_prefix = async_prefixes[i];
         (*vars)["AsyncPrefix"] = async_prefix.prefix;
         printer->Print(
             *vars,
@@ -431,8 +409,9 @@ void PrintHeaderClientMethod(grpc_generator::Printer *printer,
                      "($Method$Raw(context, response));\n");
       printer->Outdent();
       printer->Print("}\n");
-      for (size_t i = 0; i < sizeof(async_prefixes)/sizeof(async_prefixes[0]); i ++) {
-        auto& async_prefix = async_prefixes[i];
+      for (size_t i = 0; i < sizeof(async_prefixes) / sizeof(async_prefixes[0]);
+           i++) {
+        auto &async_prefix = async_prefixes[i];
         (*vars)["AsyncPrefix"] = async_prefix.prefix;
         (*vars)["AsyncMethodParams"] = async_prefix.method_params;
         (*vars)["AsyncRawArgs"] = async_prefix.raw_args;
@@ -463,8 +442,9 @@ void PrintHeaderClientMethod(grpc_generator::Printer *printer,
           "($Method$Raw(context, request));\n");
       printer->Outdent();
       printer->Print("}\n");
-      for (size_t i = 0; i < sizeof(async_prefixes)/sizeof(async_prefixes[0]); i ++) {
-        auto& async_prefix = async_prefixes[i];
+      for (size_t i = 0; i < sizeof(async_prefixes) / sizeof(async_prefixes[0]);
+           i++) {
+        auto &async_prefix = async_prefixes[i];
         (*vars)["AsyncPrefix"] = async_prefix.prefix;
         (*vars)["AsyncMethodParams"] = async_prefix.method_params;
         (*vars)["AsyncRawArgs"] = async_prefix.raw_args;
@@ -494,8 +474,9 @@ void PrintHeaderClientMethod(grpc_generator::Printer *printer,
                      "$Method$Raw(context));\n");
       printer->Outdent();
       printer->Print("}\n");
-      for (size_t i = 0; i < sizeof(async_prefixes)/sizeof(async_prefixes[0]); i ++) {
-        auto& async_prefix = async_prefixes[i];
+      for (size_t i = 0; i < sizeof(async_prefixes) / sizeof(async_prefixes[0]);
+           i++) {
+        auto &async_prefix = async_prefixes[i];
         (*vars)["AsyncPrefix"] = async_prefix.prefix;
         (*vars)["AsyncMethodParams"] = async_prefix.method_params;
         (*vars)["AsyncRawArgs"] = async_prefix.raw_args;
@@ -516,8 +497,9 @@ void PrintHeaderClientMethod(grpc_generator::Printer *printer,
     }
   } else {
     if (method->NoStreaming()) {
-      for (size_t i = 0; i < sizeof(async_prefixes)/sizeof(async_prefixes[0]); i ++) {
-        auto& async_prefix = async_prefixes[i];
+      for (size_t i = 0; i < sizeof(async_prefixes) / sizeof(async_prefixes[0]);
+           i++) {
+        auto &async_prefix = async_prefixes[i];
         (*vars)["AsyncPrefix"] = async_prefix.prefix;
         printer->Print(
             *vars,
@@ -531,8 +513,9 @@ void PrintHeaderClientMethod(grpc_generator::Printer *printer,
                      "::grpc::ClientWriter< $Request$>* $Method$Raw("
                      "::grpc::ClientContext* context, $Response$* response) "
                      "override;\n");
-    for (size_t i = 0; i < sizeof(async_prefixes)/sizeof(async_prefixes[0]); i ++) {
-        auto& async_prefix = async_prefixes[i];
+      for (size_t i = 0; i < sizeof(async_prefixes) / sizeof(async_prefixes[0]);
+           i++) {
+        auto &async_prefix = async_prefixes[i];
         (*vars)["AsyncPrefix"] = async_prefix.prefix;
         (*vars)["AsyncMethodParams"] = async_prefix.method_params;
         (*vars)["AsyncRawArgs"] = async_prefix.raw_args;
@@ -547,8 +530,9 @@ void PrintHeaderClientMethod(grpc_generator::Printer *printer,
                      "::grpc::ClientReader< $Response$>* $Method$Raw("
                      "::grpc::ClientContext* context, const $Request$& request)"
                      " override;\n");
-    for (size_t i = 0; i < sizeof(async_prefixes)/sizeof(async_prefixes[0]); i ++) {
-        auto& async_prefix = async_prefixes[i];
+      for (size_t i = 0; i < sizeof(async_prefixes) / sizeof(async_prefixes[0]);
+           i++) {
+        auto &async_prefix = async_prefixes[i];
         (*vars)["AsyncPrefix"] = async_prefix.prefix;
         (*vars)["AsyncMethodParams"] = async_prefix.method_params;
         (*vars)["AsyncRawArgs"] = async_prefix.raw_args;
@@ -562,8 +546,9 @@ void PrintHeaderClientMethod(grpc_generator::Printer *printer,
       printer->Print(*vars,
                      "::grpc::ClientReaderWriter< $Request$, $Response$>* "
                      "$Method$Raw(::grpc::ClientContext* context) override;\n");
-      for (size_t i = 0; i < sizeof(async_prefixes)/sizeof(async_prefixes[0]); i ++) {
-        auto& async_prefix = async_prefixes[i];
+      for (size_t i = 0; i < sizeof(async_prefixes) / sizeof(async_prefixes[0]);
+           i++) {
+        auto &async_prefix = async_prefixes[i];
         (*vars)["AsyncPrefix"] = async_prefix.prefix;
         (*vars)["AsyncMethodParams"] = async_prefix.method_params;
         (*vars)["AsyncRawArgs"] = async_prefix.raw_args;
@@ -577,7 +562,7 @@ void PrintHeaderClientMethod(grpc_generator::Printer *printer,
   }
 }
 
-void PrintHeaderClientMethodData(grpc_generator::Printer *printer,
+static void PrintHeaderClientMethodData(grpc_generator::Printer *printer,
                                  const grpc_generator::Method *method,
                                  std::map<grpc::string, grpc::string> *vars) {
   (*vars)["Method"] = method->name();
@@ -585,7 +570,7 @@ void PrintHeaderClientMethodData(grpc_generator::Printer *printer,
                  "const ::grpc::internal::RpcMethod rpcmethod_$Method$_;\n");
 }
 
-void PrintHeaderServerMethodSync(grpc_generator::Printer *printer,
+static void PrintHeaderServerMethodSync(grpc_generator::Printer *printer,
                                  const grpc_generator::Method *method,
                                  std::map<grpc::string, grpc::string> *vars) {
   (*vars)["Method"] = method->name();
@@ -619,7 +604,7 @@ void PrintHeaderServerMethodSync(grpc_generator::Printer *printer,
   printer->Print(method->GetTrailingComments("//").c_str());
 }
 
-void PrintHeaderServerMethodAsync(grpc_generator::Printer *printer,
+static void PrintHeaderServerMethodAsync(grpc_generator::Printer *printer,
                                   const grpc_generator::Method *method,
                                   std::map<grpc::string, grpc::string> *vars) {
   (*vars)["Method"] = method->name();
@@ -630,7 +615,8 @@ void PrintHeaderServerMethodAsync(grpc_generator::Printer *printer,
                  "class WithAsyncMethod_$Method$ : public BaseClass {\n");
   printer->Print(
       " private:\n"
-      "  void BaseClassMustBeDerivedFromService(const Service *service) {}\n");
+      "  void BaseClassMustBeDerivedFromService(const Service */*service*/) "
+      "{}\n");
   printer->Print(" public:\n");
   printer->Indent();
   printer->Print(*vars,
@@ -646,8 +632,8 @@ void PrintHeaderServerMethodAsync(grpc_generator::Printer *printer,
         *vars,
         "// disable synchronous version of this method\n"
         "::grpc::Status $Method$("
-        "::grpc::ServerContext* context, const $Request$* request, "
-        "$Response$* response) final override {\n"
+        "::grpc::ServerContext* /*context*/, const $Request$* /*request*/, "
+        "$Response$* /*response*/) final override {\n"
         "  abort();\n"
         "  return ::grpc::Status(::grpc::StatusCode::UNIMPLEMENTED, \"\");\n"
         "}\n");
@@ -667,9 +653,9 @@ void PrintHeaderServerMethodAsync(grpc_generator::Printer *printer,
         *vars,
         "// disable synchronous version of this method\n"
         "::grpc::Status $Method$("
-        "::grpc::ServerContext* context, "
-        "::grpc::ServerReader< $Request$>* reader, "
-        "$Response$* response) final override {\n"
+        "::grpc::ServerContext* /*context*/, "
+        "::grpc::ServerReader< $Request$>* /*reader*/, "
+        "$Response$* /*response*/) final override {\n"
         "  abort();\n"
         "  return ::grpc::Status(::grpc::StatusCode::UNIMPLEMENTED, \"\");\n"
         "}\n");
@@ -689,8 +675,8 @@ void PrintHeaderServerMethodAsync(grpc_generator::Printer *printer,
         *vars,
         "// disable synchronous version of this method\n"
         "::grpc::Status $Method$("
-        "::grpc::ServerContext* context, const $Request$* request, "
-        "::grpc::ServerWriter< $Response$>* writer) final override "
+        "::grpc::ServerContext* /*context*/, const $Request$* /*request*/, "
+        "::grpc::ServerWriter< $Response$>* /*writer*/) final override "
         "{\n"
         "  abort();\n"
         "  return ::grpc::Status(::grpc::StatusCode::UNIMPLEMENTED, \"\");\n"
@@ -712,8 +698,8 @@ void PrintHeaderServerMethodAsync(grpc_generator::Printer *printer,
         *vars,
         "// disable synchronous version of this method\n"
         "::grpc::Status $Method$("
-        "::grpc::ServerContext* context, "
-        "::grpc::ServerReaderWriter< $Response$, $Request$>* stream) "
+        "::grpc::ServerContext* /*context*/, "
+        "::grpc::ServerReaderWriter< $Response$, $Request$>* /*stream*/) "
         "final override {\n"
         "  abort();\n"
         "  return ::grpc::Status(::grpc::StatusCode::UNIMPLEMENTED, \"\");\n"
@@ -734,7 +720,7 @@ void PrintHeaderServerMethodAsync(grpc_generator::Printer *printer,
   printer->Print(*vars, "};\n");
 }
 
-void PrintHeaderServerMethodStreamedUnary(
+static void PrintHeaderServerMethodStreamedUnary(
     grpc_generator::Printer *printer, const grpc_generator::Method *method,
     std::map<grpc::string, grpc::string> *vars) {
   (*vars)["Method"] = method->name();
@@ -747,7 +733,7 @@ void PrintHeaderServerMethodStreamedUnary(
                    "public BaseClass {\n");
     printer->Print(
         " private:\n"
-        "  void BaseClassMustBeDerivedFromService(const Service *service) "
+        "  void BaseClassMustBeDerivedFromService(const Service */*service*/) "
         "{}\n");
     printer->Print(" public:\n");
     printer->Indent();
@@ -768,8 +754,8 @@ void PrintHeaderServerMethodStreamedUnary(
         *vars,
         "// disable regular version of this method\n"
         "::grpc::Status $Method$("
-        "::grpc::ServerContext* context, const $Request$* request, "
-        "$Response$* response) final override {\n"
+        "::grpc::ServerContext* /*context*/, const $Request$* /*request*/, "
+        "$Response$* /*response*/) final override {\n"
         "  abort();\n"
         "  return ::grpc::Status(::grpc::StatusCode::UNIMPLEMENTED, \"\");\n"
         "}\n");
@@ -785,7 +771,7 @@ void PrintHeaderServerMethodStreamedUnary(
   }
 }
 
-void PrintHeaderServerMethodSplitStreaming(
+static void PrintHeaderServerMethodSplitStreaming(
     grpc_generator::Printer *printer, const grpc_generator::Method *method,
     std::map<grpc::string, grpc::string> *vars) {
   (*vars)["Method"] = method->name();
@@ -798,8 +784,8 @@ void PrintHeaderServerMethodSplitStreaming(
                    "public BaseClass {\n");
     printer->Print(
         " private:\n"
-        "  void BaseClassMustBeDerivedFromService(const Service *service) "
-        "{}\n");
+        "  void BaseClassMustBeDerivedFromService(const Service */*service*/) "
+        "{ }\n");
     printer->Print(" public:\n");
     printer->Indent();
     printer->Print(
@@ -820,8 +806,8 @@ void PrintHeaderServerMethodSplitStreaming(
         *vars,
         "// disable regular version of this method\n"
         "::grpc::Status $Method$("
-        "::grpc::ServerContext* context, const $Request$* request, "
-        "::grpc::ServerWriter< $Response$>* writer) final override "
+        "::grpc::ServerContext* /*context*/, const $Request$* /*request*/, "
+        "::grpc::ServerWriter< $Response$>* /*writer*/) final override "
         "{\n"
         "  abort();\n"
         "  return ::grpc::Status(::grpc::StatusCode::UNIMPLEMENTED, \"\");\n"
@@ -838,7 +824,7 @@ void PrintHeaderServerMethodSplitStreaming(
   }
 }
 
-void PrintHeaderServerMethodGeneric(
+static void PrintHeaderServerMethodGeneric(
     grpc_generator::Printer *printer, const grpc_generator::Method *method,
     std::map<grpc::string, grpc::string> *vars) {
   (*vars)["Method"] = method->name();
@@ -849,7 +835,8 @@ void PrintHeaderServerMethodGeneric(
                  "class WithGenericMethod_$Method$ : public BaseClass {\n");
   printer->Print(
       " private:\n"
-      "  void BaseClassMustBeDerivedFromService(const Service *service) {}\n");
+      "  void BaseClassMustBeDerivedFromService(const Service */*service*/) "
+      "{}\n");
   printer->Print(" public:\n");
   printer->Indent();
   printer->Print(*vars,
@@ -865,8 +852,8 @@ void PrintHeaderServerMethodGeneric(
         *vars,
         "// disable synchronous version of this method\n"
         "::grpc::Status $Method$("
-        "::grpc::ServerContext* context, const $Request$* request, "
-        "$Response$* response) final override {\n"
+        "::grpc::ServerContext* /*context*/, const $Request$* /*request*/, "
+        "$Response$* /*response*/) final override {\n"
         "  abort();\n"
         "  return ::grpc::Status(::grpc::StatusCode::UNIMPLEMENTED, \"\");\n"
         "}\n");
@@ -875,9 +862,9 @@ void PrintHeaderServerMethodGeneric(
         *vars,
         "// disable synchronous version of this method\n"
         "::grpc::Status $Method$("
-        "::grpc::ServerContext* context, "
-        "::grpc::ServerReader< $Request$>* reader, "
-        "$Response$* response) final override {\n"
+        "::grpc::ServerContext* /*context*/, "
+        "::grpc::ServerReader< $Request$>* /*reader*/, "
+        "$Response$* /*response*/) final override {\n"
         "  abort();\n"
         "  return ::grpc::Status(::grpc::StatusCode::UNIMPLEMENTED, \"\");\n"
         "}\n");
@@ -886,8 +873,8 @@ void PrintHeaderServerMethodGeneric(
         *vars,
         "// disable synchronous version of this method\n"
         "::grpc::Status $Method$("
-        "::grpc::ServerContext* context, const $Request$* request, "
-        "::grpc::ServerWriter< $Response$>* writer) final override "
+        "::grpc::ServerContext* /*context*/, const $Request$* /*request*/, "
+        "::grpc::ServerWriter< $Response$>* /*writer*/) final override "
         "{\n"
         "  abort();\n"
         "  return ::grpc::Status(::grpc::StatusCode::UNIMPLEMENTED, \"\");\n"
@@ -897,8 +884,8 @@ void PrintHeaderServerMethodGeneric(
         *vars,
         "// disable synchronous version of this method\n"
         "::grpc::Status $Method$("
-        "::grpc::ServerContext* context, "
-        "::grpc::ServerReaderWriter< $Response$, $Request$>* stream) "
+        "::grpc::ServerContext* /*context*/, "
+        "::grpc::ServerReaderWriter< $Response$, $Request$>* /*stream*/) "
         "final override {\n"
         "  abort();\n"
         "  return ::grpc::Status(::grpc::StatusCode::UNIMPLEMENTED, \"\");\n"
@@ -908,7 +895,7 @@ void PrintHeaderServerMethodGeneric(
   printer->Print(*vars, "};\n");
 }
 
-void PrintHeaderService(grpc_generator::Printer *printer,
+static void PrintHeaderService(grpc_generator::Printer *printer,
                         const grpc_generator::Service *service,
                         std::map<grpc::string, grpc::string> *vars) {
   (*vars)["Service"] = service->name();
@@ -1001,9 +988,7 @@ void PrintHeaderService(grpc_generator::Printer *printer,
     printer->Print(*vars, "WithAsyncMethod_$method_name$<");
   }
   printer->Print("Service");
-  for (int i = 0; i < service->method_count(); ++i) {
-    printer->Print(" >");
-  }
+  for (int i = 0; i < service->method_count(); ++i) { printer->Print(" >"); }
   printer->Print(" AsyncService;\n");
 
   // Server side - Generic
@@ -1028,9 +1013,7 @@ void PrintHeaderService(grpc_generator::Printer *printer,
   }
   printer->Print("Service");
   for (int i = 0; i < service->method_count(); ++i) {
-    if (service->method(i)->NoStreaming()) {
-      printer->Print(" >");
-    }
+    if (service->method(i)->NoStreaming()) { printer->Print(" >"); }
   }
   printer->Print(" StreamedUnaryService;\n");
 
@@ -1052,9 +1035,7 @@ void PrintHeaderService(grpc_generator::Printer *printer,
   printer->Print("Service");
   for (int i = 0; i < service->method_count(); ++i) {
     auto method = service->method(i);
-    if (ServerOnlyStreaming(method.get())) {
-      printer->Print(" >");
-    }
+    if (ServerOnlyStreaming(method.get())) { printer->Print(" >"); }
   }
   printer->Print(" SplitStreamedService;\n");
 
@@ -1085,6 +1066,8 @@ void PrintHeaderService(grpc_generator::Printer *printer,
   printer->Print(service->GetTrailingComments("//").c_str());
 }
 
+} // namespace
+
 grpc::string GetHeaderServices(grpc_generator::File *file,
                                const Parameters &params) {
   grpc::string output;
@@ -1095,9 +1078,7 @@ grpc::string GetHeaderServices(grpc_generator::File *file,
     // Package string is empty or ends with a dot. It is used to fully qualify
     // method names.
     vars["Package"] = file->package();
-    if (!file->package().empty()) {
-      vars["Package"].append(".");
-    }
+    if (!file->package().empty()) { vars["Package"].append("."); }
 
     if (!params.services_namespace.empty()) {
       vars["services_namespace"] = params.services_namespace;
@@ -1146,7 +1127,7 @@ grpc::string GetHeaderEpilogue(grpc_generator::File *file,
 }
 
 grpc::string GetSourcePrologue(grpc_generator::File *file,
-                               const Parameters & /*params*/) {
+                               const Parameters &params) {
   grpc::string output;
   {
     // Scope the output stream so it closes and finalizes output to the string.
@@ -1155,7 +1136,7 @@ grpc::string GetSourcePrologue(grpc_generator::File *file,
 
     vars["filename"] = file->filename();
     vars["filename_base"] = file->filename_without_ext();
-    vars["message_header_ext"] = message_header_ext();
+    vars["message_header_ext"] = params.message_header_extension;
     vars["service_header_ext"] = service_header_ext();
 
     printer->Print(vars, "// Generated by the gRPC C++ plugin.\n");
@@ -1179,14 +1160,15 @@ grpc::string GetSourceIncludes(grpc_generator::File *file,
     std::map<grpc::string, grpc::string> vars;
 
     static const char *headers_strs[] = {
-        "grpcpp/impl/codegen/async_stream.h",
-        "grpcpp/impl/codegen/async_unary_call.h",
-        "grpcpp/impl/codegen/channel_interface.h",
-        "grpcpp/impl/codegen/client_unary_call.h",
-        "grpcpp/impl/codegen/method_handler.h",
-        "grpcpp/impl/codegen/rpc_service_method.h",
-        "grpcpp/impl/codegen/service_type.h",
-        "grpcpp/impl/codegen/sync_stream.h"};
+      "grpcpp/impl/codegen/async_stream.h",
+      "grpcpp/impl/codegen/async_unary_call.h",
+      "grpcpp/impl/codegen/channel_interface.h",
+      "grpcpp/impl/codegen/client_unary_call.h",
+      "grpcpp/impl/codegen/method_handler.h",
+      "grpcpp/impl/codegen/rpc_service_method.h",
+      "grpcpp/impl/codegen/service_type.h",
+      "grpcpp/impl/codegen/sync_stream.h"
+    };
     std::vector<grpc::string> headers(headers_strs, array_end(headers_strs));
     PrintIncludes(printer.get(), headers, params);
 
@@ -1204,7 +1186,10 @@ grpc::string GetSourceIncludes(grpc_generator::File *file,
   return output;
 }
 
-void PrintSourceClientMethod(grpc_generator::Printer *printer,
+
+namespace {
+
+static void PrintSourceClientMethod(grpc_generator::Printer *printer,
                              const grpc_generator::Method *method,
                              std::map<grpc::string, grpc::string> *vars) {
   (*vars)["Method"] = method->name();
@@ -1215,8 +1200,8 @@ void PrintSourceClientMethod(grpc_generator::Printer *printer,
     grpc::string start;          // bool literal expressed as string
     grpc::string method_params;  // extra arguments to method
     grpc::string create_args;    // extra arguments to creator
-  } async_prefixes[] = {{"Async", "true", ", void* tag", ", tag"},
-                        {"PrepareAsync", "false", "", ", nullptr"}};
+  } async_prefixes[] = { { "Async", "true", ", void* tag", ", tag" },
+                         { "PrepareAsync", "false", "", ", nullptr" } };
   if (method->NoStreaming()) {
     printer->Print(*vars,
                    "::grpc::Status $ns$$Service$::Stub::$Method$("
@@ -1226,8 +1211,9 @@ void PrintSourceClientMethod(grpc_generator::Printer *printer,
                    "  return ::grpc::internal::BlockingUnaryCall"
                    "(channel_.get(), rpcmethod_$Method$_, "
                    "context, request, response);\n}\n\n");
-    for (size_t i = 0; i < sizeof(async_prefixes)/sizeof(async_prefixes[0]); i ++) {
-      auto& async_prefix = async_prefixes[i];
+    for (size_t i = 0; i < sizeof(async_prefixes) / sizeof(async_prefixes[0]);
+         i++) {
+      auto &async_prefix = async_prefixes[i];
       (*vars)["AsyncPrefix"] = async_prefix.prefix;
       (*vars)["AsyncStart"] = async_prefix.start;
       printer->Print(*vars,
@@ -1257,8 +1243,9 @@ void PrintSourceClientMethod(grpc_generator::Printer *printer,
         "rpcmethod_$Method$_, "
         "context, response);\n"
         "}\n\n");
-    for (size_t i = 0; i < sizeof(async_prefixes)/sizeof(async_prefixes[0]); i ++) {
-      auto& async_prefix = async_prefixes[i];
+    for (size_t i = 0; i < sizeof(async_prefixes) / sizeof(async_prefixes[0]);
+         i++) {
+      auto &async_prefix = async_prefixes[i];
       (*vars)["AsyncPrefix"] = async_prefix.prefix;
       (*vars)["AsyncStart"] = async_prefix.start;
       (*vars)["AsyncMethodParams"] = async_prefix.method_params;
@@ -1289,8 +1276,9 @@ void PrintSourceClientMethod(grpc_generator::Printer *printer,
         "rpcmethod_$Method$_, "
         "context, request);\n"
         "}\n\n");
-    for (size_t i = 0; i < sizeof(async_prefixes)/sizeof(async_prefixes[0]); i ++) {
-      auto& async_prefix = async_prefixes[i];
+    for (size_t i = 0; i < sizeof(async_prefixes) / sizeof(async_prefixes[0]);
+         i++) {
+      auto &async_prefix = async_prefixes[i];
       (*vars)["AsyncPrefix"] = async_prefix.prefix;
       (*vars)["AsyncStart"] = async_prefix.start;
       (*vars)["AsyncMethodParams"] = async_prefix.method_params;
@@ -1321,8 +1309,9 @@ void PrintSourceClientMethod(grpc_generator::Printer *printer,
                    "rpcmethod_$Method$_, "
                    "context);\n"
                    "}\n\n");
-    for (size_t i = 0; i < sizeof(async_prefixes)/sizeof(async_prefixes[0]); i ++) {
-      auto& async_prefix = async_prefixes[i];
+    for (size_t i = 0; i < sizeof(async_prefixes) / sizeof(async_prefixes[0]);
+         i++) {
+      auto &async_prefix = async_prefixes[i];
       (*vars)["AsyncPrefix"] = async_prefix.prefix;
       (*vars)["AsyncStart"] = async_prefix.start;
       (*vars)["AsyncMethodParams"] = async_prefix.method_params;
@@ -1344,20 +1333,18 @@ void PrintSourceClientMethod(grpc_generator::Printer *printer,
   }
 }
 
-void PrintSourceServerMethod(grpc_generator::Printer *printer,
+static void PrintSourceServerMethod(grpc_generator::Printer *printer,
                              const grpc_generator::Method *method,
                              std::map<grpc::string, grpc::string> *vars) {
   (*vars)["Method"] = method->name();
   (*vars)["Request"] = method->input_type_name();
   (*vars)["Response"] = method->output_type_name();
   if (method->NoStreaming()) {
-    printer->Print(*vars,
-                   "::grpc::Status $ns$$Service$::Service::$Method$("
-                   "::grpc::ServerContext* context, "
-                   "const $Request$* request, $Response$* response) {\n");
-    printer->Print("  (void) context;\n");
-    printer->Print("  (void) request;\n");
-    printer->Print("  (void) response;\n");
+    printer->Print(
+        *vars,
+        "::grpc::Status $ns$$Service$::Service::$Method$("
+        "::grpc::ServerContext* /*context*/, "
+        "const $Request$* /*request*/, $Response$* /*response*/) {\n");
     printer->Print(
         "  return ::grpc::Status("
         "::grpc::StatusCode::UNIMPLEMENTED, \"\");\n");
@@ -1365,12 +1352,9 @@ void PrintSourceServerMethod(grpc_generator::Printer *printer,
   } else if (ClientOnlyStreaming(method)) {
     printer->Print(*vars,
                    "::grpc::Status $ns$$Service$::Service::$Method$("
-                   "::grpc::ServerContext* context, "
-                   "::grpc::ServerReader< $Request$>* reader, "
-                   "$Response$* response) {\n");
-    printer->Print("  (void) context;\n");
-    printer->Print("  (void) reader;\n");
-    printer->Print("  (void) response;\n");
+                   "::grpc::ServerContext* /*context*/, "
+                   "::grpc::ServerReader< $Request$>* /*reader*/, "
+                   "$Response$* /*response*/) {\n");
     printer->Print(
         "  return ::grpc::Status("
         "::grpc::StatusCode::UNIMPLEMENTED, \"\");\n");
@@ -1378,12 +1362,9 @@ void PrintSourceServerMethod(grpc_generator::Printer *printer,
   } else if (ServerOnlyStreaming(method)) {
     printer->Print(*vars,
                    "::grpc::Status $ns$$Service$::Service::$Method$("
-                   "::grpc::ServerContext* context, "
-                   "const $Request$* request, "
-                   "::grpc::ServerWriter< $Response$>* writer) {\n");
-    printer->Print("  (void) context;\n");
-    printer->Print("  (void) request;\n");
-    printer->Print("  (void) writer;\n");
+                   "::grpc::ServerContext* /*context*/, "
+                   "const $Request$* /*request*/, "
+                   "::grpc::ServerWriter< $Response$>* /*writer*/) {\n");
     printer->Print(
         "  return ::grpc::Status("
         "::grpc::StatusCode::UNIMPLEMENTED, \"\");\n");
@@ -1391,11 +1372,9 @@ void PrintSourceServerMethod(grpc_generator::Printer *printer,
   } else if (method->BidiStreaming()) {
     printer->Print(*vars,
                    "::grpc::Status $ns$$Service$::Service::$Method$("
-                   "::grpc::ServerContext* context, "
+                   "::grpc::ServerContext* /*context*/, "
                    "::grpc::ServerReaderWriter< $Response$, $Request$>* "
-                   "stream) {\n");
-    printer->Print("  (void) context;\n");
-    printer->Print("  (void) stream;\n");
+                   "/*stream*/) {\n");
     printer->Print(
         "  return ::grpc::Status("
         "::grpc::StatusCode::UNIMPLEMENTED, \"\");\n");
@@ -1403,7 +1382,7 @@ void PrintSourceServerMethod(grpc_generator::Printer *printer,
   }
 }
 
-void PrintSourceService(grpc_generator::Printer *printer,
+static void PrintSourceService(grpc_generator::Printer *printer,
                         const grpc_generator::Service *service,
                         std::map<grpc::string, grpc::string> *vars) {
   (*vars)["Service"] = service->name();
@@ -1421,7 +1400,7 @@ void PrintSourceService(grpc_generator::Printer *printer,
   printer->Print(*vars,
                  "std::unique_ptr< $ns$$Service$::Stub> $ns$$Service$::NewStub("
                  "const std::shared_ptr< ::grpc::ChannelInterface>& channel, "
-                 "const ::grpc::StubOptions& options) {\n"
+                 "const ::grpc::StubOptions& /*options*/) {\n"
                  "  std::unique_ptr< $ns$$Service$::Stub> stub(new "
                  "$ns$$Service$::Stub(channel));\n"
                  "  return stub;\n"
@@ -1520,6 +1499,8 @@ void PrintSourceService(grpc_generator::Printer *printer,
   }
 }
 
+} // namespace
+
 grpc::string GetSourceServices(grpc_generator::File *file,
                                const Parameters &params) {
   grpc::string output;
@@ -1530,9 +1511,7 @@ grpc::string GetSourceServices(grpc_generator::File *file,
     // Package string is empty or ends with a dot. It is used to fully qualify
     // method names.
     vars["Package"] = file->package();
-    if (!file->package().empty()) {
-      vars["Package"].append(".");
-    }
+    if (!file->package().empty()) { vars["Package"].append("."); }
     if (!params.services_namespace.empty()) {
       vars["ns"] = params.services_namespace + "::";
       vars["prefix"] = params.services_namespace;
@@ -1567,9 +1546,8 @@ grpc::string GetSourceEpilogue(grpc_generator::File *file,
   return temp;
 }
 
-// TODO(mmukhi): Make sure we need parameters or not.
 grpc::string GetMockPrologue(grpc_generator::File *file,
-                             const Parameters & /*params*/) {
+                             const Parameters &params) {
   grpc::string output;
   {
     // Scope the output stream so it closes and finalizes output to the string.
@@ -1578,7 +1556,7 @@ grpc::string GetMockPrologue(grpc_generator::File *file,
 
     vars["filename"] = file->filename();
     vars["filename_base"] = file->filename_without_ext();
-    vars["message_header_ext"] = message_header_ext();
+    vars["message_header_ext"] = params.message_header_extension;
     vars["service_header_ext"] = service_header_ext();
 
     printer->Print(vars, "// Generated by the gRPC C++ plugin.\n");
@@ -1604,9 +1582,9 @@ grpc::string GetMockIncludes(grpc_generator::File *file,
     std::map<grpc::string, grpc::string> vars;
 
     static const char *headers_strs[] = {
-        "grpcpp/impl/codegen/async_stream.h",
-        "grpcpp/impl/codegen/sync_stream.h",
-        "gmock/gmock.h",
+      "grpcpp/impl/codegen/async_stream.h",
+      "grpcpp/impl/codegen/sync_stream.h",
+      "gmock/gmock.h",
     };
     std::vector<grpc::string> headers(headers_strs, array_end(headers_strs));
     PrintIncludes(printer.get(), headers, params);
@@ -1625,7 +1603,10 @@ grpc::string GetMockIncludes(grpc_generator::File *file,
   return output;
 }
 
-void PrintMockClientMethods(grpc_generator::Printer *printer,
+
+namespace {
+
+static void PrintMockClientMethods(grpc_generator::Printer *printer,
                             const grpc_generator::Method *method,
                             std::map<grpc::string, grpc::string> *vars) {
   (*vars)["Method"] = method->name();
@@ -1636,15 +1617,17 @@ void PrintMockClientMethods(grpc_generator::Printer *printer,
     grpc::string prefix;
     grpc::string method_params;  // extra arguments to method
     int extra_method_param_count;
-  } async_prefixes[] = {{"Async", ", void* tag", 1}, {"PrepareAsync", "", 0}};
+  } async_prefixes[] = { { "Async", ", void* tag", 1 },
+                         { "PrepareAsync", "", 0 } };
 
   if (method->NoStreaming()) {
     printer->Print(
         *vars,
         "MOCK_METHOD3($Method$, ::grpc::Status(::grpc::ClientContext* context, "
         "const $Request$& request, $Response$* response));\n");
-    for (size_t i = 0; i < sizeof(async_prefixes)/sizeof(async_prefixes[0]); i ++) {
-      auto& async_prefix = async_prefixes[i];
+    for (size_t i = 0; i < sizeof(async_prefixes) / sizeof(async_prefixes[0]);
+         i++) {
+      auto &async_prefix = async_prefixes[i];
       (*vars)["AsyncPrefix"] = async_prefix.prefix;
       printer->Print(
           *vars,
@@ -1659,12 +1642,13 @@ void PrintMockClientMethods(grpc_generator::Printer *printer,
         "MOCK_METHOD2($Method$Raw, "
         "::grpc::ClientWriterInterface< $Request$>*"
         "(::grpc::ClientContext* context, $Response$* response));\n");
-    for (size_t i = 0; i < sizeof(async_prefixes)/sizeof(async_prefixes[0]); i ++) {
-      auto& async_prefix = async_prefixes[i];
+    for (size_t i = 0; i < sizeof(async_prefixes) / sizeof(async_prefixes[0]);
+         i++) {
+      auto &async_prefix = async_prefixes[i];
       (*vars)["AsyncPrefix"] = async_prefix.prefix;
       (*vars)["AsyncMethodParams"] = async_prefix.method_params;
       (*vars)["MockArgs"] =
-        flatbuffers::NumToString(3 + async_prefix.extra_method_param_count);
+          flatbuffers::NumToString(3 + async_prefix.extra_method_param_count);
       printer->Print(*vars,
                      "MOCK_METHOD$MockArgs$($AsyncPrefix$$Method$Raw, "
                      "::grpc::ClientAsyncWriterInterface< $Request$>*"
@@ -1677,8 +1661,9 @@ void PrintMockClientMethods(grpc_generator::Printer *printer,
         "MOCK_METHOD2($Method$Raw, "
         "::grpc::ClientReaderInterface< $Response$>*"
         "(::grpc::ClientContext* context, const $Request$& request));\n");
-    for (size_t i = 0; i < sizeof(async_prefixes)/sizeof(async_prefixes[0]); i ++) {
-      auto& async_prefix = async_prefixes[i];
+    for (size_t i = 0; i < sizeof(async_prefixes) / sizeof(async_prefixes[0]);
+         i++) {
+      auto &async_prefix = async_prefixes[i];
       (*vars)["AsyncPrefix"] = async_prefix.prefix;
       (*vars)["AsyncMethodParams"] = async_prefix.method_params;
       (*vars)["MockArgs"] =
@@ -1696,8 +1681,9 @@ void PrintMockClientMethods(grpc_generator::Printer *printer,
         "MOCK_METHOD1($Method$Raw, "
         "::grpc::ClientReaderWriterInterface< $Request$, $Response$>*"
         "(::grpc::ClientContext* context));\n");
-    for (size_t i = 0; i < sizeof(async_prefixes)/sizeof(async_prefixes[0]); i ++) {
-      auto& async_prefix = async_prefixes[i];
+    for (size_t i = 0; i < sizeof(async_prefixes) / sizeof(async_prefixes[0]);
+         i++) {
+      auto &async_prefix = async_prefixes[i];
       (*vars)["AsyncPrefix"] = async_prefix.prefix;
       (*vars)["AsyncMethodParams"] = async_prefix.method_params;
       (*vars)["MockArgs"] =
@@ -1712,7 +1698,7 @@ void PrintMockClientMethods(grpc_generator::Printer *printer,
   }
 }
 
-void PrintMockService(grpc_generator::Printer *printer,
+static void PrintMockService(grpc_generator::Printer *printer,
                       const grpc_generator::Service *service,
                       std::map<grpc::string, grpc::string> *vars) {
   (*vars)["Service"] = service->name();
@@ -1728,6 +1714,8 @@ void PrintMockService(grpc_generator::Printer *printer,
   printer->Print("};\n");
 }
 
+} // namespace
+
 grpc::string GetMockServices(grpc_generator::File *file,
                              const Parameters &params) {
   grpc::string output;
@@ -1738,9 +1726,7 @@ grpc::string GetMockServices(grpc_generator::File *file,
     // Package string is empty or ends with a dot. It is used to fully qualify
     // method names.
     vars["Package"] = file->package();
-    if (!file->package().empty()) {
-      vars["Package"].append(".");
-    }
+    if (!file->package().empty()) { vars["Package"].append("."); }
 
     if (!params.services_namespace.empty()) {
       vars["services_namespace"] = params.services_namespace;
diff --git a/contrib/libs/flatbuffers/grpc/src/compiler/cpp_generator.h b/contrib/libs/flatbuffers/grpc/src/compiler/cpp_generator.h
index 6119ebe289..a9af1a6794 100644
--- a/contrib/libs/flatbuffers/grpc/src/compiler/cpp_generator.h
+++ b/contrib/libs/flatbuffers/grpc/src/compiler/cpp_generator.h
@@ -1,36 +1,3 @@
-/*
- *
- * Copyright 2015, Google Inc.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- */
-
 #ifndef GRPC_INTERNAL_COMPILER_CPP_GENERATOR_H
 #define GRPC_INTERNAL_COMPILER_CPP_GENERATOR_H
 
@@ -41,12 +8,11 @@
 #include <memory>
 #include <vector>
 
-#include "src/compiler/config.h"
 #include "src/compiler/schema_interface.h"
 
 #ifndef GRPC_CUSTOM_STRING
-#include <string>
-#define GRPC_CUSTOM_STRING std::string
+#  include <string>
+#  define GRPC_CUSTOM_STRING std::string
 #endif
 
 namespace grpc {
@@ -67,6 +33,8 @@ struct Parameters {
   grpc::string grpc_search_path;
   // Generate GMOCK code to facilitate unit testing.
   bool generate_mock_code;
+  // By default, use "_generated.h"
+  std::string message_header_extension;
 };
 
 // Return the prologue of the generated header file.
diff --git a/contrib/libs/flatbuffers/grpc/src/compiler/go_generator.cc b/contrib/libs/flatbuffers/grpc/src/compiler/go_generator.cc
index d646451aa6..ad4694b107 100644
--- a/contrib/libs/flatbuffers/grpc/src/compiler/go_generator.cc
+++ b/contrib/libs/flatbuffers/grpc/src/compiler/go_generator.cc
@@ -1,47 +1,13 @@
-/*
- *
- * Copyright 2015, Google Inc.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation AN/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- */
+#include "src/compiler/go_generator.h"
 
-#include <map>
 #include <cctype>
+#include <map>
 #include <sstream>
 
-#include "src/compiler/go_generator.h"
-
-template <class T>
-grpc::string as_string(T x) {
-	std::ostringstream out;
-	out << x;
-	return out.str();
+template<class T> grpc::string as_string(T x) {
+  std::ostringstream out;
+  out << x;
+  return out.str();
 }
 
 inline bool ClientOnlyStreaming(const grpc_generator::Method *method) {
@@ -53,24 +19,23 @@ inline bool ServerOnlyStreaming(const grpc_generator::Method *method) {
 }
 
 namespace grpc_go_generator {
+namespace {
 
 // Returns string with first letter to lowerCase
-grpc::string unexportName(grpc::string s) {
-	if (s.empty())
-		return s;
-	s[0] = static_cast<char>(std::tolower(s[0]));
-	return s;
+static grpc::string unexportName(grpc::string s) {
+  if (s.empty()) return s;
+  s[0] = static_cast<char>(std::tolower(s[0]));
+  return s;
 }
 
 // Returns string with first letter to uppercase
-grpc::string exportName(grpc::string s) {
-	if (s.empty())
-		return s;
-	s[0] = static_cast<char>(std::toupper(s[0]));
-	return s;
+static grpc::string exportName(grpc::string s) {
+  if (s.empty()) return s;
+  s[0] = static_cast<char>(std::toupper(s[0]));
+  return s;
 }
 
-void GenerateError(grpc_generator::Printer *printer,
+static void GenerateError(grpc_generator::Printer *printer,
                    std::map<grpc::string, grpc::string> vars,
                    const bool multiple_return = true) {
   printer->Print(vars, "if $Error_Check$ {\n");
@@ -82,50 +47,65 @@ void GenerateError(grpc_generator::Printer *printer,
 }
 
 // Generates imports for the service
-void GenerateImports(grpc_generator::File *file, grpc_generator::Printer *printer,
+static void GenerateImports(grpc_generator::File *file,
+                     grpc_generator::Printer *printer,
                      std::map<grpc::string, grpc::string> vars) {
-	vars["filename"] = file->filename();
-	printer->Print("//Generated by gRPC Go plugin\n");
-	printer->Print("//If you make any local changes, they will be lost\n");
-	printer->Print(vars, "//source: $filename$\n\n");
-	printer->Print(vars, "package $Package$\n\n");
-	printer->Print("import (\n");
-	printer->Indent();
-	printer->Print(vars, "$context$ \"context\"\n");
+  vars["filename"] = file->filename();
+  printer->Print("//Generated by gRPC Go plugin\n");
+  printer->Print("//If you make any local changes, they will be lost\n");
+  printer->Print(vars, "//source: $filename$\n\n");
+  printer->Print(vars, "package $Package$\n\n");
+  printer->Print("import (\n");
+  printer->Indent();
+  printer->Print(vars, "$context$ \"context\"\n");
   printer->Print("flatbuffers \"github.com/google/flatbuffers/go\"\n");
-	printer->Print(vars, "$grpc$ \"google.golang.org/grpc\"\n");
+  printer->Print(vars, "$grpc$ \"google.golang.org/grpc\"\n");
   printer->Print("\"google.golang.org/grpc/codes\"\n");
   printer->Print("\"google.golang.org/grpc/status\"\n");
-	printer->Outdent();
-	printer->Print(")\n\n");
+  printer->Outdent();
+  printer->Print(")\n\n");
 }
 
 // Generates Server method signature source
-void GenerateServerMethodSignature(const grpc_generator::Method *method, grpc_generator::Printer *printer,
+static void GenerateServerMethodSignature(const grpc_generator::Method *method,
+                                   grpc_generator::Printer *printer,
                                    std::map<grpc::string, grpc::string> vars) {
   vars["Method"] = exportName(method->name());
-	vars["Request"] = method->get_input_type_name();
-	vars["Response"] = (vars["CustomMethodIO"] == "") ? method->get_output_type_name() : vars["CustomMethodIO"];
-	if (method->NoStreaming()) {
-		printer->Print(vars, "$Method$($context$.Context, *$Request$) (*$Response$, error)$Ending$");
-	} else if (ServerOnlyStreaming(method)) {
-		printer->Print(vars, "$Method$(*$Request$, $Service$_$Method$Server) error$Ending$");
-	} else {
-		printer->Print(vars, "$Method$($Service$_$Method$Server) error$Ending$");
-	}
+  vars["Request"] = method->get_input_type_name();
+  vars["Response"] = (vars["CustomMethodIO"] == "")
+                         ? method->get_output_type_name()
+                         : vars["CustomMethodIO"];
+  if (method->NoStreaming()) {
+    printer->Print(
+        vars,
+        "$Method$($context$.Context, *$Request$) (*$Response$, error)$Ending$");
+  } else if (ServerOnlyStreaming(method)) {
+    printer->Print(
+        vars, "$Method$(*$Request$, $Service$_$Method$Server) error$Ending$");
+  } else {
+    printer->Print(vars, "$Method$($Service$_$Method$Server) error$Ending$");
+  }
 }
 
-void GenerateServerMethod(const grpc_generator::Method *method, grpc_generator::Printer *printer,
+static void GenerateServerMethod(const grpc_generator::Method *method,
+                          grpc_generator::Printer *printer,
                           std::map<grpc::string, grpc::string> vars) {
-	vars["Method"] = exportName(method->name());
-	vars["Request"] = method->get_input_type_name();
-	vars["Response"] = (vars["CustomMethodIO"] == "") ? method->get_output_type_name() : vars["CustomMethodIO"];
-	vars["FullMethodName"] = "/" + vars["ServicePrefix"] + vars["Service"] + "/" + vars["Method"];
-	vars["Handler"] = "_" + vars["Service"] + "_" + vars["Method"] + "_Handler";
-	if (method->NoStreaming()) {
-		printer->Print(vars, "func $Handler$(srv interface{}, ctx $context$.Context,\n\tdec func(interface{}) error, interceptor $grpc$.UnaryServerInterceptor) (interface{}, error) {\n");
-		printer->Indent();
-		printer->Print(vars, "in := new($Request$)\n");
+  vars["Method"] = exportName(method->name());
+  vars["Request"] = method->get_input_type_name();
+  vars["Response"] = (vars["CustomMethodIO"] == "")
+                         ? method->get_output_type_name()
+                         : vars["CustomMethodIO"];
+  vars["FullMethodName"] =
+      "/" + vars["ServicePrefix"] + vars["Service"] + "/" + vars["Method"];
+  vars["Handler"] = "_" + vars["Service"] + "_" + vars["Method"] + "_Handler";
+  if (method->NoStreaming()) {
+    printer->Print(
+        vars,
+        "func $Handler$(srv interface{}, ctx $context$.Context,\n\tdec "
+        "func(interface{}) error, interceptor $grpc$.UnaryServerInterceptor) "
+        "(interface{}, error) {\n");
+    printer->Indent();
+    printer->Print(vars, "in := new($Request$)\n");
     vars["Error_Check"] = "err := dec(in); err != nil";
     GenerateError(printer, vars);
     printer->Print("if interceptor == nil {\n");
@@ -133,258 +113,281 @@ void GenerateServerMethod(const grpc_generator::Method *method, grpc_generator::
     printer->Print(vars, "return srv.($Service$Server).$Method$(ctx, in)\n");
     printer->Outdent();
     printer->Print("}\n");
-		printer->Print(vars, "info := &$grpc$.UnaryServerInfo{\n");
-		printer->Indent();
-		printer->Print("Server:     srv,\n");
-		printer->Print(vars, "FullMethod: \"$FullMethodName$\",\n");
-		printer->Outdent();
-		printer->Print("}\n");
+    printer->Print(vars, "info := &$grpc$.UnaryServerInfo{\n");
+    printer->Indent();
+    printer->Print("Server:     srv,\n");
+    printer->Print(vars, "FullMethod: \"$FullMethodName$\",\n");
+    printer->Outdent();
+    printer->Print("}\n");
     printer->Outdent();
     printer->Print("\n");
     printer->Indent();
-		printer->Print(vars, "handler := func(ctx $context$.Context, req interface{}) (interface{}, error) {\n");
-		printer->Indent();
-		printer->Print(vars, "return srv.($Service$Server).$Method$(ctx, req.(*$Request$))\n");
-		printer->Outdent();
-		printer->Print("}\n");
-		printer->Print("return interceptor(ctx, in, info, handler)\n");
-		printer->Outdent();
-		printer->Print("}\n");
-		return;
-	}
-	vars["StreamType"] = vars["ServiceUnexported"] + vars["Method"] + "Server";
-	printer->Print(vars, "func $Handler$(srv interface{}, stream $grpc$.ServerStream) error {\n");
-	printer->Indent();
-	if (ServerOnlyStreaming(method)) {
-		printer->Print(vars, "m := new($Request$)\n");
+    printer->Print(vars,
+                   "handler := func(ctx $context$.Context, req interface{}) "
+                   "(interface{}, error) {\n");
+    printer->Indent();
+    printer->Print(
+        vars, "return srv.($Service$Server).$Method$(ctx, req.(*$Request$))\n");
+    printer->Outdent();
+    printer->Print("}\n");
+    printer->Print("return interceptor(ctx, in, info, handler)\n");
+    printer->Outdent();
+    printer->Print("}\n");
+    return;
+  }
+  vars["StreamType"] = vars["ServiceUnexported"] + vars["Method"] + "Server";
+  printer->Print(
+      vars,
+      "func $Handler$(srv interface{}, stream $grpc$.ServerStream) error {\n");
+  printer->Indent();
+  if (ServerOnlyStreaming(method)) {
+    printer->Print(vars, "m := new($Request$)\n");
     vars["Error_Check"] = "err := stream.RecvMsg(m); err != nil";
     GenerateError(printer, vars, false);
-		printer->Print(vars, "return srv.($Service$Server).$Method$(m, &$StreamType${stream})\n");
-	} else {
-		printer->Print(vars, "return srv.($Service$Server).$Method$(&$StreamType${stream})\n");
-	}
-	printer->Outdent();
-	printer->Print("}\n\n");
-
-	bool genSend = method->BidiStreaming() || ServerOnlyStreaming(method);
-	bool genRecv = method->BidiStreaming() || ClientOnlyStreaming(method);
-	bool genSendAndClose = ClientOnlyStreaming(method);
-
-	printer->Print(vars, "type $Service$_$Method$Server interface {\n");
-	printer->Indent();
-	if (genSend) {
-		printer->Print(vars, "Send(*$Response$) error\n");
-	}
-	if (genRecv) {
-		printer->Print(vars, "Recv() (*$Request$, error)\n");
-	}
-	if (genSendAndClose) {
-		printer->Print(vars, "SendAndClose(*$Response$) error\n");
-	}
-	printer->Print(vars, "$grpc$.ServerStream\n");
-	printer->Outdent();
-	printer->Print("}\n\n");
-
-	printer->Print(vars, "type $StreamType$ struct {\n");
-	printer->Indent();
-	printer->Print(vars, "$grpc$.ServerStream\n");
-	printer->Outdent();
-	printer->Print("}\n\n");
-
-	if (genSend) {
-		printer->Print(vars, "func (x *$StreamType$) Send(m *$Response$) error {\n");
-		printer->Indent();
-		printer->Print("return x.ServerStream.SendMsg(m)\n");
-		printer->Outdent();
-		printer->Print("}\n\n");
-	}
-	if (genRecv) {
-		printer->Print(vars, "func (x *$StreamType$) Recv() (*$Request$, error) {\n");
-		printer->Indent();
-		printer->Print(vars, "m := new($Request$)\n");
+    printer->Print(
+        vars,
+        "return srv.($Service$Server).$Method$(m, &$StreamType${stream})\n");
+  } else {
+    printer->Print(
+        vars, "return srv.($Service$Server).$Method$(&$StreamType${stream})\n");
+  }
+  printer->Outdent();
+  printer->Print("}\n\n");
+
+  bool genSend = method->BidiStreaming() || ServerOnlyStreaming(method);
+  bool genRecv = method->BidiStreaming() || ClientOnlyStreaming(method);
+  bool genSendAndClose = ClientOnlyStreaming(method);
+
+  printer->Print(vars, "type $Service$_$Method$Server interface {\n");
+  printer->Indent();
+  if (genSend) { printer->Print(vars, "Send(*$Response$) error\n"); }
+  if (genRecv) { printer->Print(vars, "Recv() (*$Request$, error)\n"); }
+  if (genSendAndClose) {
+    printer->Print(vars, "SendAndClose(*$Response$) error\n");
+  }
+  printer->Print(vars, "$grpc$.ServerStream\n");
+  printer->Outdent();
+  printer->Print("}\n\n");
+
+  printer->Print(vars, "type $StreamType$ struct {\n");
+  printer->Indent();
+  printer->Print(vars, "$grpc$.ServerStream\n");
+  printer->Outdent();
+  printer->Print("}\n\n");
+
+  if (genSend) {
+    printer->Print(vars,
+                   "func (x *$StreamType$) Send(m *$Response$) error {\n");
+    printer->Indent();
+    printer->Print("return x.ServerStream.SendMsg(m)\n");
+    printer->Outdent();
+    printer->Print("}\n\n");
+  }
+  if (genRecv) {
+    printer->Print(vars,
+                   "func (x *$StreamType$) Recv() (*$Request$, error) {\n");
+    printer->Indent();
+    printer->Print(vars, "m := new($Request$)\n");
     vars["Error_Check"] = "err := x.ServerStream.RecvMsg(m); err != nil";
     GenerateError(printer, vars);
-		printer->Print("return m, nil\n");
-		printer->Outdent();
-		printer->Print("}\n\n");
-	}
-	if (genSendAndClose) {
-		printer->Print(vars, "func (x *$StreamType$) SendAndClose(m *$Response$) error {\n");
-		printer->Indent();
-		printer->Print("return x.ServerStream.SendMsg(m)\n");
-		printer->Outdent();
-		printer->Print("}\n\n");
-	}
-
+    printer->Print("return m, nil\n");
+    printer->Outdent();
+    printer->Print("}\n\n");
+  }
+  if (genSendAndClose) {
+    printer->Print(
+        vars, "func (x *$StreamType$) SendAndClose(m *$Response$) error {\n");
+    printer->Indent();
+    printer->Print("return x.ServerStream.SendMsg(m)\n");
+    printer->Outdent();
+    printer->Print("}\n\n");
+  }
 }
 
 // Generates Client method signature source
-void GenerateClientMethodSignature(const grpc_generator::Method *method, grpc_generator::Printer *printer,
+static void GenerateClientMethodSignature(const grpc_generator::Method *method,
+                                   grpc_generator::Printer *printer,
                                    std::map<grpc::string, grpc::string> vars) {
-	vars["Method"] = exportName(method->name());
-	vars["Request"] = ", in *" + ((vars["CustomMethodIO"] == "") ? method->get_input_type_name() : vars["CustomMethodIO"]);
-	if (ClientOnlyStreaming(method) || method->BidiStreaming()) {
-		vars["Request"] = "";
-	}
-	vars["Response"] = "*" + method->get_output_type_name();
-	if (ClientOnlyStreaming(method) || method->BidiStreaming() || ServerOnlyStreaming(method)) {
-		vars["Response"] = vars["Service"] + "_" + vars["Method"] + "Client" ;
-	}
-	printer->Print(vars, "$Method$(ctx $context$.Context$Request$,\n\topts ...$grpc$.CallOption) ($Response$, error)$Ending$");
+  vars["Method"] = exportName(method->name());
+  vars["Request"] =
+      ", in *" + ((vars["CustomMethodIO"] == "") ? method->get_input_type_name()
+                                                 : vars["CustomMethodIO"]);
+  if (ClientOnlyStreaming(method) || method->BidiStreaming()) {
+    vars["Request"] = "";
+  }
+  vars["Response"] = "*" + method->get_output_type_name();
+  if (ClientOnlyStreaming(method) || method->BidiStreaming() ||
+      ServerOnlyStreaming(method)) {
+    vars["Response"] = vars["Service"] + "_" + vars["Method"] + "Client";
+  }
+  printer->Print(vars,
+                 "$Method$(ctx $context$.Context$Request$,\n\topts "
+                 "...$grpc$.CallOption) ($Response$, error)$Ending$");
 }
 
 // Generates Client method source
-void GenerateClientMethod(const grpc_generator::Method *method, grpc_generator::Printer *printer,
+static void GenerateClientMethod(const grpc_generator::Method *method,
+                          grpc_generator::Printer *printer,
                           std::map<grpc::string, grpc::string> vars) {
-	printer->Print(vars, "func (c *$ServiceUnexported$Client) ");
+  printer->Print(vars, "func (c *$ServiceUnexported$Client) ");
   vars["Ending"] = " {\n";
-	GenerateClientMethodSignature(method, printer, vars);
-	printer->Indent();
-	vars["Method"] = exportName(method->name());
-	vars["Request"] = (vars["CustomMethodIO"] == "") ? method->get_input_type_name() : vars["CustomMethodIO"];
-	vars["Response"] = method->get_output_type_name();
-	vars["FullMethodName"] = "/" + vars["ServicePrefix"] + vars["Service"] + "/" + vars["Method"];
-	if (method->NoStreaming()) {
-		printer->Print(vars, "out := new($Response$)\n");
-		printer->Print(vars, "err := c.cc.Invoke(ctx, \"$FullMethodName$\", in, out, opts...)\n");
+  GenerateClientMethodSignature(method, printer, vars);
+  printer->Indent();
+  vars["Method"] = exportName(method->name());
+  vars["Request"] = (vars["CustomMethodIO"] == "")
+                        ? method->get_input_type_name()
+                        : vars["CustomMethodIO"];
+  vars["Response"] = method->get_output_type_name();
+  vars["FullMethodName"] =
+      "/" + vars["ServicePrefix"] + vars["Service"] + "/" + vars["Method"];
+  if (method->NoStreaming()) {
+    printer->Print(vars, "out := new($Response$)\n");
+    printer->Print(
+        vars,
+        "err := c.cc.Invoke(ctx, \"$FullMethodName$\", in, out, opts...)\n");
     vars["Error_Check"] = "err != nil";
     GenerateError(printer, vars);
-		printer->Print("return out, nil\n");
-		printer->Outdent();
-		printer->Print("}\n\n");
-		return;
-	}
-	vars["StreamType"] = vars["ServiceUnexported"] + vars["Method"] + "Client";
-	printer->Print(vars, "stream, err := c.cc.NewStream(ctx, &$MethodDesc$, \"$FullMethodName$\", opts...)\n");
+    printer->Print("return out, nil\n");
+    printer->Outdent();
+    printer->Print("}\n\n");
+    return;
+  }
+  vars["StreamType"] = vars["ServiceUnexported"] + vars["Method"] + "Client";
+  printer->Print(vars,
+                 "stream, err := c.cc.NewStream(ctx, &$MethodDesc$, "
+                 "\"$FullMethodName$\", opts...)\n");
   vars["Error_Check"] = "err != nil";
   GenerateError(printer, vars);
 
-	printer->Print(vars, "x := &$StreamType${stream}\n");
-	if (ServerOnlyStreaming(method)) {
+  printer->Print(vars, "x := &$StreamType${stream}\n");
+  if (ServerOnlyStreaming(method)) {
     vars["Error_Check"] = "err := x.ClientStream.SendMsg(in); err != nil";
     GenerateError(printer, vars);
     vars["Error_Check"] = "err := x.ClientStream.CloseSend(); err != nil";
     GenerateError(printer, vars);
-	}
-	printer->Print("return x, nil\n");
-	printer->Outdent();
-	printer->Print("}\n\n");
-
-	bool genSend = method->BidiStreaming() || ClientOnlyStreaming(method);
-	bool genRecv = method->BidiStreaming() || ServerOnlyStreaming(method);
-	bool genCloseAndRecv = ClientOnlyStreaming(method);
-
-	//Stream interface
-	printer->Print(vars, "type $Service$_$Method$Client interface {\n");
-	printer->Indent();
-	if (genSend) {
-		printer->Print(vars, "Send(*$Request$) error\n");
-	}
-	if (genRecv) {
-		printer->Print(vars, "Recv() (*$Response$, error)\n");
-	}
-	if (genCloseAndRecv) {
-		printer->Print(vars, "CloseAndRecv() (*$Response$, error)\n");
-	}
-	printer->Print(vars, "$grpc$.ClientStream\n");
-	printer->Outdent();
-	printer->Print("}\n\n");
-
-	//Stream Client
-	printer->Print(vars, "type $StreamType$ struct {\n");
-	printer->Indent();
-	printer->Print(vars, "$grpc$.ClientStream\n");
-	printer->Outdent();
-	printer->Print("}\n\n");
-
-	if (genSend) {
-		printer->Print(vars, "func (x *$StreamType$) Send(m *$Request$) error {\n");
-		printer->Indent();
-		printer->Print("return x.ClientStream.SendMsg(m)\n");
-		printer->Outdent();
-		printer->Print("}\n\n");
-	}
-
-	if (genRecv) {
-		printer->Print(vars, "func (x *$StreamType$) Recv() (*$Response$, error) {\n");
-		printer->Indent();
-		printer->Print(vars, "m := new($Response$)\n");
+  }
+  printer->Print("return x, nil\n");
+  printer->Outdent();
+  printer->Print("}\n\n");
+
+  bool genSend = method->BidiStreaming() || ClientOnlyStreaming(method);
+  bool genRecv = method->BidiStreaming() || ServerOnlyStreaming(method);
+  bool genCloseAndRecv = ClientOnlyStreaming(method);
+
+  // Stream interface
+  printer->Print(vars, "type $Service$_$Method$Client interface {\n");
+  printer->Indent();
+  if (genSend) { printer->Print(vars, "Send(*$Request$) error\n"); }
+  if (genRecv) { printer->Print(vars, "Recv() (*$Response$, error)\n"); }
+  if (genCloseAndRecv) {
+    printer->Print(vars, "CloseAndRecv() (*$Response$, error)\n");
+  }
+  printer->Print(vars, "$grpc$.ClientStream\n");
+  printer->Outdent();
+  printer->Print("}\n\n");
+
+  // Stream Client
+  printer->Print(vars, "type $StreamType$ struct {\n");
+  printer->Indent();
+  printer->Print(vars, "$grpc$.ClientStream\n");
+  printer->Outdent();
+  printer->Print("}\n\n");
+
+  if (genSend) {
+    printer->Print(vars, "func (x *$StreamType$) Send(m *$Request$) error {\n");
+    printer->Indent();
+    printer->Print("return x.ClientStream.SendMsg(m)\n");
+    printer->Outdent();
+    printer->Print("}\n\n");
+  }
+
+  if (genRecv) {
+    printer->Print(vars,
+                   "func (x *$StreamType$) Recv() (*$Response$, error) {\n");
+    printer->Indent();
+    printer->Print(vars, "m := new($Response$)\n");
     vars["Error_Check"] = "err := x.ClientStream.RecvMsg(m); err != nil";
     GenerateError(printer, vars);
-		printer->Print("return m, nil\n");
-		printer->Outdent();
-		printer->Print("}\n\n");
-	}
-
-	if (genCloseAndRecv) {
-		printer->Print(vars, "func (x *$StreamType$) CloseAndRecv() (*$Response$, error) {\n");
-		printer->Indent();
+    printer->Print("return m, nil\n");
+    printer->Outdent();
+    printer->Print("}\n\n");
+  }
+
+  if (genCloseAndRecv) {
+    printer->Print(
+        vars, "func (x *$StreamType$) CloseAndRecv() (*$Response$, error) {\n");
+    printer->Indent();
     vars["Error_Check"] = "err := x.ClientStream.CloseSend(); err != nil";
     GenerateError(printer, vars);
-		printer->Print(vars, "m := new($Response$)\n");
+    printer->Print(vars, "m := new($Response$)\n");
     vars["Error_Check"] = "err := x.ClientStream.RecvMsg(m); err != nil";
     GenerateError(printer, vars);
-		printer->Print("return m, nil\n");
-		printer->Outdent();
-		printer->Print("}\n\n");
-	}
+    printer->Print("return m, nil\n");
+    printer->Outdent();
+    printer->Print("}\n\n");
+  }
 }
 
 // Generates client API for the service
-void GenerateService(const grpc_generator::Service *service, grpc_generator::Printer* printer,
+void GenerateService(const grpc_generator::Service *service,
+                     grpc_generator::Printer *printer,
                      std::map<grpc::string, grpc::string> vars) {
-	vars["Service"] = exportName(service->name());
-	// Client Interface
-	printer->Print(vars, "// Client API for $Service$ service\n");
-	printer->Print(vars, "type $Service$Client interface {\n");
-	printer->Indent();
+  vars["Service"] = exportName(service->name());
+  // Client Interface
+  printer->Print(vars, "// Client API for $Service$ service\n");
+  printer->Print(vars, "type $Service$Client interface {\n");
+  printer->Indent();
   vars["Ending"] = "\n";
-	for (int i = 0; i < service->method_count(); i++) {
-		GenerateClientMethodSignature(service->method(i).get(), printer, vars);
-	}
-	printer->Outdent();
-	printer->Print("}\n\n");
-
-	// Client structure
-	vars["ServiceUnexported"] = unexportName(vars["Service"]);
-	printer->Print(vars, "type $ServiceUnexported$Client struct {\n");
-	printer->Indent();
-	printer->Print(vars, "cc $grpc$.ClientConnInterface\n");
-	printer->Outdent();
-	printer->Print("}\n\n");
-
-	// NewClient
-	printer->Print(vars, "func New$Service$Client(cc $grpc$.ClientConnInterface) $Service$Client {\n");
-	printer->Indent();
-	printer->Print(vars, "return &$ServiceUnexported$Client{cc}");
-	printer->Outdent();
-	printer->Print("\n}\n\n");
-
-	int unary_methods = 0, streaming_methods = 0;
-	vars["ServiceDesc"] = "_" + vars["Service"] + "_serviceDesc";
-	for (int i = 0; i < service->method_count(); i++) {
-		auto method = service->method(i);
-		if (method->NoStreaming()) {
-			vars["MethodDesc"] = vars["ServiceDesc"] + ".Method[" + as_string(unary_methods) + "]";
-			unary_methods++;
-		} else {
-			vars["MethodDesc"] = vars["ServiceDesc"] + ".Streams[" + as_string(streaming_methods) + "]";
-			streaming_methods++;
-		}
-		GenerateClientMethod(method.get(), printer, vars);
-	}
-
-	//Server Interface
-	printer->Print(vars, "// Server API for $Service$ service\n");
-	printer->Print(vars, "type $Service$Server interface {\n");
-	printer->Indent();
+  for (int i = 0; i < service->method_count(); i++) {
+    GenerateClientMethodSignature(service->method(i).get(), printer, vars);
+  }
+  printer->Outdent();
+  printer->Print("}\n\n");
+
+  // Client structure
+  vars["ServiceUnexported"] = unexportName(vars["Service"]);
+  printer->Print(vars, "type $ServiceUnexported$Client struct {\n");
+  printer->Indent();
+  printer->Print(vars, "cc $grpc$.ClientConnInterface\n");
+  printer->Outdent();
+  printer->Print("}\n\n");
+
+  // NewClient
+  printer->Print(vars,
+                 "func New$Service$Client(cc $grpc$.ClientConnInterface) "
+                 "$Service$Client {\n");
+  printer->Indent();
+  printer->Print(vars, "return &$ServiceUnexported$Client{cc}");
+  printer->Outdent();
+  printer->Print("\n}\n\n");
+
+  int unary_methods = 0, streaming_methods = 0;
+  vars["ServiceDesc"] = "_" + vars["Service"] + "_serviceDesc";
+  for (int i = 0; i < service->method_count(); i++) {
+    auto method = service->method(i);
+    if (method->NoStreaming()) {
+      vars["MethodDesc"] =
+          vars["ServiceDesc"] + ".Method[" + as_string(unary_methods) + "]";
+      unary_methods++;
+    } else {
+      vars["MethodDesc"] = vars["ServiceDesc"] + ".Streams[" +
+                           as_string(streaming_methods) + "]";
+      streaming_methods++;
+    }
+    GenerateClientMethod(method.get(), printer, vars);
+  }
+
+  // Server Interface
+  printer->Print(vars, "// Server API for $Service$ service\n");
+  printer->Print(vars, "type $Service$Server interface {\n");
+  printer->Indent();
   vars["Ending"] = "\n";
-	for (int i = 0; i < service->method_count(); i++) {
-		GenerateServerMethodSignature(service->method(i).get(), printer, vars);
-	}
+  for (int i = 0; i < service->method_count(); i++) {
+    GenerateServerMethodSignature(service->method(i).get(), printer, vars);
+  }
   printer->Print(vars, "mustEmbedUnimplemented$Service$Server()\n");
-	printer->Outdent();
-	printer->Print("}\n\n");
+  printer->Outdent();
+  printer->Print("}\n\n");
 
   printer->Print(vars, "type Unimplemented$Service$Server struct {\n");
   printer->Print("}\n\n");
@@ -397,13 +400,17 @@ void GenerateService(const grpc_generator::Service *service, grpc_generator::Pri
     printer->Print(vars, "func (Unimplemented$Service$Server) ");
     GenerateServerMethodSignature(method.get(), printer, vars);
     printer->Indent();
-    printer->Print(vars, "return $Nil$status.Errorf(codes.Unimplemented, \"method $Method$ not implemented\")\n");
+    printer->Print(vars,
+                   "return $Nil$status.Errorf(codes.Unimplemented, \"method "
+                   "$Method$ not implemented\")\n");
     printer->Outdent();
     printer->Print("}\n");
     printer->Print("\n");
   }
 
-  printer->Print(vars, "func (Unimplemented$Service$Server) mustEmbedUnimplemented$Service$Server() {}");
+  printer->Print(vars,
+                 "func (Unimplemented$Service$Server) "
+                 "mustEmbedUnimplemented$Service$Server() {}");
   printer->Print("\n\n");
 
   printer->Print(vars, "type Unsafe$Service$Server interface {\n");
@@ -411,91 +418,90 @@ void GenerateService(const grpc_generator::Service *service, grpc_generator::Pri
   printer->Print(vars, "mustEmbedUnimplemented$Service$Server()\n");
   printer->Outdent();
   printer->Print("}\n\n");
-	// Server registration.
-	printer->Print(vars, "func Register$Service$Server(s $grpc$.ServiceRegistrar, srv $Service$Server) {\n");
-	printer->Indent();
-	printer->Print(vars, "s.RegisterService(&$ServiceDesc$, srv)\n");
-	printer->Outdent();
-	printer->Print("}\n\n");
-
-	for (int i = 0; i < service->method_count(); i++) {
-		GenerateServerMethod(service->method(i).get(), printer, vars);
-	}
-
-
-	//Service Descriptor
-	printer->Print(vars, "var $ServiceDesc$ = $grpc$.ServiceDesc{\n");
-	printer->Indent();
-	printer->Print(vars, "ServiceName: \"$ServicePrefix$$Service$\",\n");
-	printer->Print(vars, "HandlerType: (*$Service$Server)(nil),\n");
-	printer->Print(vars, "Methods: []$grpc$.MethodDesc{\n");
-	printer->Indent();
-	for (int i = 0; i < service->method_count(); i++) {
-		auto method = service->method(i);
-		vars["Method"] = exportName(method->name());
-		vars["Handler"] = "_" + vars["Service"] + "_" + vars["Method"] + "_Handler";
-		if (method->NoStreaming()) {
-			printer->Print("{\n");
-			printer->Indent();
-			printer->Print(vars, "MethodName: \"$Method$\",\n");
-			printer->Print(vars, "Handler:    $Handler$,\n");
-			printer->Outdent();
-			printer->Print("},\n");
-		}
-	}
-	printer->Outdent();
-	printer->Print("},\n");
-	printer->Print(vars, "Streams: []$grpc$.StreamDesc{\n");
-	printer->Indent();
-	for (int i = 0; i < service->method_count(); i++) {
-		auto method = service->method(i);
-		vars["Method"] = exportName(method->name());
-		vars["Handler"] = "_" + vars["Service"] + "_" + vars["Method"] + "_Handler";
-		if (!method->NoStreaming()) {
-			printer->Print("{\n");
-			printer->Indent();
-			printer->Print(vars, "StreamName:    \"$Method$\",\n");
-			printer->Print(vars, "Handler:       $Handler$,\n");
-			if (ClientOnlyStreaming(method.get())) {
-				printer->Print("ClientStreams: true,\n");
-			} else if (ServerOnlyStreaming(method.get())) {
-				printer->Print("ServerStreams: true,\n");
-			} else {
-				printer->Print("ServerStreams: true,\n");
-				printer->Print("ClientStreams: true,\n");
-			}
-			printer->Outdent();
-			printer->Print("},\n");
-		}
-	}
-	printer->Outdent();
-	printer->Print("},\n");
-	printer->Outdent();
-	printer->Print("}\n");
+  // Server registration.
+  printer->Print(vars,
+                 "func Register$Service$Server(s $grpc$.ServiceRegistrar, srv "
+                 "$Service$Server) {\n");
+  printer->Indent();
+  printer->Print(vars, "s.RegisterService(&$ServiceDesc$, srv)\n");
+  printer->Outdent();
+  printer->Print("}\n\n");
 
-}
+  for (int i = 0; i < service->method_count(); i++) {
+    GenerateServerMethod(service->method(i).get(), printer, vars);
+  }
 
+  // Service Descriptor
+  printer->Print(vars, "var $ServiceDesc$ = $grpc$.ServiceDesc{\n");
+  printer->Indent();
+  printer->Print(vars, "ServiceName: \"$ServicePrefix$$Service$\",\n");
+  printer->Print(vars, "HandlerType: (*$Service$Server)(nil),\n");
+  printer->Print(vars, "Methods: []$grpc$.MethodDesc{\n");
+  printer->Indent();
+  for (int i = 0; i < service->method_count(); i++) {
+    auto method = service->method(i);
+    vars["Method"] = exportName(method->name());
+    vars["Handler"] = "_" + vars["Service"] + "_" + vars["Method"] + "_Handler";
+    if (method->NoStreaming()) {
+      printer->Print("{\n");
+      printer->Indent();
+      printer->Print(vars, "MethodName: \"$Method$\",\n");
+      printer->Print(vars, "Handler:    $Handler$,\n");
+      printer->Outdent();
+      printer->Print("},\n");
+    }
+  }
+  printer->Outdent();
+  printer->Print("},\n");
+  printer->Print(vars, "Streams: []$grpc$.StreamDesc{\n");
+  printer->Indent();
+  for (int i = 0; i < service->method_count(); i++) {
+    auto method = service->method(i);
+    vars["Method"] = exportName(method->name());
+    vars["Handler"] = "_" + vars["Service"] + "_" + vars["Method"] + "_Handler";
+    if (!method->NoStreaming()) {
+      printer->Print("{\n");
+      printer->Indent();
+      printer->Print(vars, "StreamName:    \"$Method$\",\n");
+      printer->Print(vars, "Handler:       $Handler$,\n");
+      if (ClientOnlyStreaming(method.get())) {
+        printer->Print("ClientStreams: true,\n");
+      } else if (ServerOnlyStreaming(method.get())) {
+        printer->Print("ServerStreams: true,\n");
+      } else {
+        printer->Print("ServerStreams: true,\n");
+        printer->Print("ClientStreams: true,\n");
+      }
+      printer->Outdent();
+      printer->Print("},\n");
+    }
+  }
+  printer->Outdent();
+  printer->Print("},\n");
+  printer->Outdent();
+  printer->Print("}\n");
+}
+}  // namespace
 
 // Returns source for the service
 grpc::string GenerateServiceSource(grpc_generator::File *file,
                                    const grpc_generator::Service *service,
                                    grpc_go_generator::Parameters *parameters) {
-	grpc::string out;
-	auto p = file->CreatePrinter(&out, '\t');
+  grpc::string out;
+  auto p = file->CreatePrinter(&out, '\t');
   p->SetIndentationSize(1);
-	auto printer = p.get();
-	std::map<grpc::string, grpc::string> vars;
-	vars["Package"] = parameters->package_name;
-	vars["ServicePrefix"] = parameters->service_prefix;
-  if (!parameters->service_prefix.empty())
-    vars["ServicePrefix"].append(".");
-	vars["grpc"] = "grpc";
-	vars["context"] = "context";
-	GenerateImports(file, printer, vars);
-	if (parameters->custom_method_io_type != "") {
-		vars["CustomMethodIO"] = parameters->custom_method_io_type;
-	}
-	GenerateService(service, printer, vars);
-	return out;
+  auto printer = p.get();
+  std::map<grpc::string, grpc::string> vars;
+  vars["Package"] = parameters->package_name;
+  vars["ServicePrefix"] = parameters->service_prefix;
+  if (!parameters->service_prefix.empty()) vars["ServicePrefix"].append(".");
+  vars["grpc"] = "grpc";
+  vars["context"] = "context";
+  GenerateImports(file, printer, vars);
+  if (parameters->custom_method_io_type != "") {
+    vars["CustomMethodIO"] = parameters->custom_method_io_type;
+  }
+  GenerateService(service, printer, vars);
+  return out;
 }
-}// Namespace grpc_go_generator
+}  // Namespace grpc_go_generator
diff --git a/contrib/libs/flatbuffers/grpc/src/compiler/go_generator.h b/contrib/libs/flatbuffers/grpc/src/compiler/go_generator.h
index baa94e0599..766e100c58 100644
--- a/contrib/libs/flatbuffers/grpc/src/compiler/go_generator.h
+++ b/contrib/libs/flatbuffers/grpc/src/compiler/go_generator.h
@@ -1,40 +1,8 @@
-/*
- *
- * Copyright 2015, Google Inc.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- */
-
 #ifndef GRPC_INTERNAL_COMPILER_GO_GENERATOR_H
 #define GRPC_INTERNAL_COMPILER_GO_GENERATOR_H
 
-//go generator is used to generate GRPC code for serialization system, such as flatbuffers
+// go generator is used to generate GRPC code for serialization system, such as
+// flatbuffers
 #include <memory>
 #include <vector>
 
@@ -43,14 +11,15 @@
 namespace grpc_go_generator {
 
 struct Parameters {
-  //Defines the custom parameter types for methods
-  //eg: flatbuffers uses flatbuffers.Builder as input for the client and output for the server
+  // Defines the custom parameter types for methods
+  // eg: flatbuffers uses flatbuffers.Builder as input for the client and output
+  // for the server
   grpc::string custom_method_io_type;
 
-  //Package name for the service
+  // Package name for the service
   grpc::string package_name;
 
-  //Prefix for RPC Calls
+  // Prefix for RPC Calls
   grpc::string service_prefix;
 };
 
@@ -59,6 +28,6 @@ grpc::string GenerateServiceSource(grpc_generator::File *file,
                                    const grpc_generator::Service *service,
                                    grpc_go_generator::Parameters *parameters);
 
-}
+}  // namespace grpc_go_generator
 
 #endif  // GRPC_INTERNAL_COMPILER_GO_GENERATOR_H
diff --git a/contrib/libs/flatbuffers/grpc/src/compiler/java_generator.cc b/contrib/libs/flatbuffers/grpc/src/compiler/java_generator.cc
index d2cf5ccc14..bfe2b111db 100644
--- a/contrib/libs/flatbuffers/grpc/src/compiler/java_generator.cc
+++ b/contrib/libs/flatbuffers/grpc/src/compiler/java_generator.cc
@@ -23,21 +23,18 @@
 #include <utility>
 #include <vector>
 
-// just to get flatbuffer_version_string()
-#include <flatbuffers/flatbuffers.h>
-#include <flatbuffers/util.h>
+#include "flatbuffers/util.h"
 #define to_string flatbuffers::NumToString
 
 // Stringify helpers used solely to cast GRPC_VERSION
 #ifndef STR
-#define STR(s) #s
+#  define STR(s) #  s
 #endif
 
 #ifndef XSTR
-#define XSTR(s) STR(s)
+#  define XSTR(s) STR(s)
 #endif
 
-
 typedef grpc_generator::Printer Printer;
 typedef std::map<grpc::string, grpc::string> VARS;
 typedef grpc_generator::Service ServiceDescriptor;
@@ -47,13 +44,13 @@ typedef grpc_generator::Method MethodDescriptor;
 
 namespace grpc_java_generator {
 typedef std::string string;
+namespace {
 // Generates imports for the service
-void GenerateImports(grpc_generator::File* file,
-                     grpc_generator::Printer* printer, VARS& vars) {
+static void GenerateImports(grpc_generator::File *file,
+                     grpc_generator::Printer *printer, VARS &vars) {
   vars["filename"] = file->filename();
-  printer->Print(
-      vars,
-      "//Generated by flatc compiler (version $flatc_version$)\n");
+  printer->Print(vars,
+                 "//Generated by flatc compiler (version $flatc_version$)\n");
   printer->Print("//If you make any local changes, they will be lost\n");
   printer->Print(vars, "//source: $filename$.fbs\n\n");
   printer->Print(vars, "package $Package$;\n\n");
@@ -67,7 +64,7 @@ void GenerateImports(grpc_generator::File* file,
 // Adjust a method name prefix identifier to follow the JavaBean spec:
 //   - decapitalize the first letter
 //   - remove embedded underscores & capitalize the following letter
-static string MixedLower(const string& word) {
+static string MixedLower(const string &word) {
   string w;
   w += static_cast<string::value_type>(tolower(word[0]));
   bool after_underscore = false;
@@ -87,7 +84,7 @@ static string MixedLower(const string& word) {
 //   - An underscore is inserted where a lower case letter is followed by an
 //     upper case letter.
 //   - All letters are converted to upper case
-static string ToAllUpperCase(const string& word) {
+static string ToAllUpperCase(const string &word) {
   string w;
   for (size_t i = 0; i < word.length(); ++i) {
     w += static_cast<string::value_type>(toupper(word[i]));
@@ -98,47 +95,47 @@ static string ToAllUpperCase(const string& word) {
   return w;
 }
 
-static inline string LowerMethodName(const MethodDescriptor* method) {
+static inline string LowerMethodName(const MethodDescriptor *method) {
   return MixedLower(method->name());
 }
 
-static inline string MethodPropertiesFieldName(const MethodDescriptor* method) {
+static inline string MethodPropertiesFieldName(const MethodDescriptor *method) {
   return "METHOD_" + ToAllUpperCase(method->name());
 }
 
 static inline string MethodPropertiesGetterName(
-    const MethodDescriptor* method) {
+    const MethodDescriptor *method) {
   return MixedLower("get_" + method->name() + "_method");
 }
 
-static inline string MethodIdFieldName(const MethodDescriptor* method) {
+static inline string MethodIdFieldName(const MethodDescriptor *method) {
   return "METHODID_" + ToAllUpperCase(method->name());
 }
 
-static inline string JavaClassName(VARS& vars, const string& name) {
+static inline string JavaClassName(VARS &vars, const string &name) {
   // string name = google::protobuf::compiler::java::ClassName(desc);
   return vars["Package"] + name;
 }
 
-static inline string ServiceClassName(const string& service_name) {
+static inline string ServiceClassName(const string &service_name) {
   return service_name + "Grpc";
 }
 
 // TODO(nmittler): Remove once protobuf includes javadoc methods in
 // distribution.
-template <typename ITR>
-static void GrpcSplitStringToIteratorUsing(const string& full,
-                                           const char* delim, ITR& result) {
+template<typename ITR>
+static void GrpcSplitStringToIteratorUsing(const string &full,
+                                           const char *delim, ITR &result) {
   // Optimize the common case where delim is a single character.
   if (delim[0] != '\0' && delim[1] == '\0') {
     char c = delim[0];
-    const char* p = full.data();
-    const char* end = p + full.size();
+    const char *p = full.data();
+    const char *end = p + full.size();
     while (p != end) {
       if (*p == c) {
         ++p;
       } else {
-        const char* start = p;
+        const char *start = p;
         while (++p != end && *p != c)
           ;
         *result++ = string(start, p - start);
@@ -160,13 +157,13 @@ static void GrpcSplitStringToIteratorUsing(const string& full,
   }
 }
 
-static void GrpcSplitStringUsing(const string& full, const char* delim,
-                                 std::vector<string>* result) {
+static void GrpcSplitStringUsing(const string &full, const char *delim,
+                                 std::vector<string> *result) {
   std::back_insert_iterator<std::vector<string>> it(*result);
   GrpcSplitStringToIteratorUsing(full, delim, it);
 }
 
-static std::vector<string> GrpcSplit(const string& full, const char* delim) {
+static std::vector<string> GrpcSplit(const string &full, const char *delim) {
   std::vector<string> result;
   GrpcSplitStringUsing(full, delim, &result);
   return result;
@@ -174,7 +171,7 @@ static std::vector<string> GrpcSplit(const string& full, const char* delim) {
 
 // TODO(nmittler): Remove once protobuf includes javadoc methods in
 // distribution.
-static string GrpcEscapeJavadoc(const string& input) {
+static string GrpcEscapeJavadoc(const string &input) {
   string result;
   result.reserve(input.size() * 2);
 
@@ -221,9 +218,7 @@ static string GrpcEscapeJavadoc(const string& input) {
         // Java interprets Unicode escape sequences anywhere!
         result.append("&#92;");
         break;
-      default:
-        result.push_back(c);
-        break;
+      default: result.push_back(c); break;
     }
 
     prev = c;
@@ -232,7 +227,7 @@ static string GrpcEscapeJavadoc(const string& input) {
   return result;
 }
 
-static std::vector<string> GrpcGetDocLines(const string& comments) {
+static std::vector<string> GrpcGetDocLines(const string &comments) {
   if (!comments.empty()) {
     // TODO(kenton):  Ideally we should parse the comment text as Markdown and
     //   write it back as HTML, but this requires a Markdown parser.  For now
@@ -243,27 +238,23 @@ static std::vector<string> GrpcGetDocLines(const string& comments) {
     string escapedComments = GrpcEscapeJavadoc(comments);
 
     std::vector<string> lines = GrpcSplit(escapedComments, "\n");
-    while (!lines.empty() && lines.back().empty()) {
-      lines.pop_back();
-    }
+    while (!lines.empty() && lines.back().empty()) { lines.pop_back(); }
     return lines;
   }
   return std::vector<string>();
 }
 
 static std::vector<string> GrpcGetDocLinesForDescriptor(
-    const DescriptorType* descriptor) {
+    const DescriptorType *descriptor) {
   return descriptor->GetAllComments();
   // return GrpcGetDocLines(descriptor->GetLeadingComments("///"));
 }
 
-static void GrpcWriteDocCommentBody(Printer* printer, VARS& vars,
-                                    const std::vector<string>& lines,
+static void GrpcWriteDocCommentBody(Printer *printer, VARS &vars,
+                                    const std::vector<string> &lines,
                                     bool surroundWithPreTag) {
   if (!lines.empty()) {
-    if (surroundWithPreTag) {
-      printer->Print(" * <pre>\n");
-    }
+    if (surroundWithPreTag) { printer->Print(" * <pre>\n"); }
 
     for (size_t i = 0; i < lines.size(); i++) {
       // Most lines should start with a space.  Watch out for lines that start
@@ -277,73 +268,72 @@ static void GrpcWriteDocCommentBody(Printer* printer, VARS& vars,
       }
     }
 
-    if (surroundWithPreTag) {
-      printer->Print(" * </pre>\n");
-    }
+    if (surroundWithPreTag) { printer->Print(" * </pre>\n"); }
   }
 }
 
-static void GrpcWriteDocComment(Printer* printer, VARS& vars,
-                                const string& comments) {
+static void GrpcWriteDocComment(Printer *printer, VARS &vars,
+                                const string &comments) {
   printer->Print("/**\n");
   std::vector<string> lines = GrpcGetDocLines(comments);
   GrpcWriteDocCommentBody(printer, vars, lines, false);
   printer->Print(" */\n");
 }
 
-static void GrpcWriteServiceDocComment(Printer* printer, VARS& vars,
-                                       const ServiceDescriptor* service) {
+static void GrpcWriteServiceDocComment(Printer *printer, VARS &vars,
+                                       const ServiceDescriptor *service) {
   printer->Print("/**\n");
   std::vector<string> lines = GrpcGetDocLinesForDescriptor(service);
   GrpcWriteDocCommentBody(printer, vars, lines, true);
   printer->Print(" */\n");
 }
 
-void GrpcWriteMethodDocComment(Printer* printer, VARS& vars,
-                               const MethodDescriptor* method) {
+static void GrpcWriteMethodDocComment(Printer *printer, VARS &vars,
+                               const MethodDescriptor *method) {
   printer->Print("/**\n");
   std::vector<string> lines = GrpcGetDocLinesForDescriptor(method);
   GrpcWriteDocCommentBody(printer, vars, lines, true);
   printer->Print(" */\n");
 }
 
-//outputs static singleton extractor for type stored in "extr_type" and "extr_type_name" vars
-static void PrintTypeExtractor(Printer* p, VARS& vars) {
-  p->Print(
-    vars,
-    "private static volatile FlatbuffersUtils.FBExtactor<$extr_type$> "
-    "extractorOf$extr_type_name$;\n"
-    "private static FlatbuffersUtils.FBExtactor<$extr_type$> "
-    "getExtractorOf$extr_type_name$() {\n"
-    "    if (extractorOf$extr_type_name$ != null) return "
-    "extractorOf$extr_type_name$;\n"
-    "    synchronized ($service_class_name$.class) {\n"
-    "        if (extractorOf$extr_type_name$ != null) return "
-    "extractorOf$extr_type_name$;\n"
-    "        extractorOf$extr_type_name$ = new "
-    "FlatbuffersUtils.FBExtactor<$extr_type$>() {\n"
-    "            public $extr_type$ extract (ByteBuffer buffer) {\n"
-    "                return "
-    "$extr_type$.getRootAs$extr_type_name$(buffer);\n"
-    "            }\n"
-    "        };\n"
-    "        return extractorOf$extr_type_name$;\n"
-    "    }\n"
-    "}\n\n");
+// outputs static singleton extractor for type stored in "extr_type" and
+// "extr_type_name" vars
+static void PrintTypeExtractor(Printer *p, VARS &vars) {
+  p->Print(vars,
+           "private static volatile FlatbuffersUtils.FBExtactor<$extr_type$> "
+           "extractorOf$extr_type_name$;\n"
+           "private static FlatbuffersUtils.FBExtactor<$extr_type$> "
+           "getExtractorOf$extr_type_name$() {\n"
+           "    if (extractorOf$extr_type_name$ != null) return "
+           "extractorOf$extr_type_name$;\n"
+           "    synchronized ($service_class_name$.class) {\n"
+           "        if (extractorOf$extr_type_name$ != null) return "
+           "extractorOf$extr_type_name$;\n"
+           "        extractorOf$extr_type_name$ = new "
+           "FlatbuffersUtils.FBExtactor<$extr_type$>() {\n"
+           "            public $extr_type$ extract (ByteBuffer buffer) {\n"
+           "                return "
+           "$extr_type$.getRootAs$extr_type_name$(buffer);\n"
+           "            }\n"
+           "        };\n"
+           "        return extractorOf$extr_type_name$;\n"
+           "    }\n"
+           "}\n\n");
 }
-static void PrintMethodFields(Printer* p, VARS& vars,
-                              const ServiceDescriptor* service) {
+static void PrintMethodFields(Printer *p, VARS &vars,
+                              const ServiceDescriptor *service) {
   p->Print("// Static method descriptors that strictly reflect the proto.\n");
   vars["service_name"] = service->name();
 
-  //set of names of rpc input- and output- types that were already encountered.
-  //this is needed to avoid duplicating type extractor since it's possible that
-  //the same type is used as an input or output type of more than a single RPC method
+  // set of names of rpc input- and output- types that were already encountered.
+  // this is needed to avoid duplicating type extractor since it's possible that
+  // the same type is used as an input or output type of more than a single RPC
+  // method
   std::set<std::string> encounteredTypes;
 
   for (int i = 0; i < service->method_count(); ++i) {
     auto method = service->method(i);
-    vars["arg_in_id"] = to_string(2L * i); //trying to make msvc 10 happy
+    vars["arg_in_id"] = to_string(2L * i);  // trying to make msvc 10 happy
     vars["arg_out_id"] = to_string(2L * i + 1);
     vars["method_name"] = method->name();
     vars["input_type_name"] = method->get_input_type_name();
@@ -353,8 +343,10 @@ static void PrintMethodFields(Printer* p, VARS& vars,
     vars["method_field_name"] = MethodPropertiesFieldName(method.get());
     vars["method_new_field_name"] = MethodPropertiesGetterName(method.get());
     vars["method_method_name"] = MethodPropertiesGetterName(method.get());
-    bool client_streaming = method->ClientStreaming() || method->BidiStreaming();
-    bool server_streaming = method->ServerStreaming() || method->BidiStreaming();
+    bool client_streaming =
+        method->ClientStreaming() || method->BidiStreaming();
+    bool server_streaming =
+        method->ServerStreaming() || method->BidiStreaming();
     if (client_streaming) {
       if (server_streaming) {
         vars["method_type"] = "BIDI_STREAMING";
@@ -394,32 +386,32 @@ static void PrintMethodFields(Printer* p, VARS& vars,
     }
 
     p->Print(
-      vars,
-      "@$ExperimentalApi$(\"https://github.com/grpc/grpc-java/issues/"
-      "1901\")\n"
-      "public static $MethodDescriptor$<$input_type$,\n"
-      "    $output_type$> $method_method_name$() {\n"
-      "  $MethodDescriptor$<$input_type$, $output_type$> "
-      "$method_new_field_name$;\n"
-      "  if (($method_new_field_name$ = "
-      "$service_class_name$.$method_new_field_name$) == null) {\n"
-      "    synchronized ($service_class_name$.class) {\n"
-      "      if (($method_new_field_name$ = "
-      "$service_class_name$.$method_new_field_name$) == null) {\n"
-      "        $service_class_name$.$method_new_field_name$ = "
-      "$method_new_field_name$ = \n"
-      "            $MethodDescriptor$.<$input_type$, "
-      "$output_type$>newBuilder()\n"
-      "            .setType($MethodType$.$method_type$)\n"
-      "            .setFullMethodName(generateFullMethodName(\n"
-      "                \"$Package$$service_name$\", \"$method_name$\"))\n"
-      "            .setSampledToLocalTracing(true)\n"
-      "            .setRequestMarshaller(FlatbuffersUtils.marshaller(\n"
-      "                $input_type$.class, "
-      "getExtractorOf$input_type_name$()))\n"
-      "            .setResponseMarshaller(FlatbuffersUtils.marshaller(\n"
-      "                $output_type$.class, "
-      "getExtractorOf$output_type_name$()))\n");
+        vars,
+        "@$ExperimentalApi$(\"https://github.com/grpc/grpc-java/issues/"
+        "1901\")\n"
+        "public static $MethodDescriptor$<$input_type$,\n"
+        "    $output_type$> $method_method_name$() {\n"
+        "  $MethodDescriptor$<$input_type$, $output_type$> "
+        "$method_new_field_name$;\n"
+        "  if (($method_new_field_name$ = "
+        "$service_class_name$.$method_new_field_name$) == null) {\n"
+        "    synchronized ($service_class_name$.class) {\n"
+        "      if (($method_new_field_name$ = "
+        "$service_class_name$.$method_new_field_name$) == null) {\n"
+        "        $service_class_name$.$method_new_field_name$ = "
+        "$method_new_field_name$ = \n"
+        "            $MethodDescriptor$.<$input_type$, "
+        "$output_type$>newBuilder()\n"
+        "            .setType($MethodType$.$method_type$)\n"
+        "            .setFullMethodName(generateFullMethodName(\n"
+        "                \"$Package$$service_name$\", \"$method_name$\"))\n"
+        "            .setSampledToLocalTracing(true)\n"
+        "            .setRequestMarshaller(FlatbuffersUtils.marshaller(\n"
+        "                $input_type$.class, "
+        "getExtractorOf$input_type_name$()))\n"
+        "            .setResponseMarshaller(FlatbuffersUtils.marshaller(\n"
+        "                $output_type$.class, "
+        "getExtractorOf$output_type_name$()))\n");
 
     //            vars["proto_method_descriptor_supplier"] = service->name() +
     //            "MethodDescriptorSupplier";
@@ -451,11 +443,11 @@ enum StubType {
 
 enum CallType { ASYNC_CALL = 0, BLOCKING_CALL = 1, FUTURE_CALL = 2 };
 
-static void PrintBindServiceMethodBody(Printer* p, VARS& vars,
-                                       const ServiceDescriptor* service);
+static void PrintBindServiceMethodBody(Printer *p, VARS &vars,
+                                       const ServiceDescriptor *service);
 
 // Prints a client interface or implementation class, or a server interface.
-static void PrintStub(Printer* p, VARS& vars, const ServiceDescriptor* service,
+static void PrintStub(Printer *p, VARS &vars, const ServiceDescriptor *service,
                       StubType type) {
   const string service_name = service->name();
   vars["service_name"] = service_name;
@@ -476,7 +468,7 @@ static void PrintStub(Printer* p, VARS& vars, const ServiceDescriptor* service,
       break;
     case BLOCKING_CLIENT_INTERFACE:
       interface = true;
-      FLATBUFFERS_FALLTHROUGH(); // fall thru
+      FLATBUFFERS_FALLTHROUGH();  // fall thru
     case BLOCKING_CLIENT_IMPL:
       call_type = BLOCKING_CALL;
       stub_name += "BlockingStub";
@@ -484,7 +476,7 @@ static void PrintStub(Printer* p, VARS& vars, const ServiceDescriptor* service,
       break;
     case FUTURE_CLIENT_INTERFACE:
       interface = true;
-      FLATBUFFERS_FALLTHROUGH(); // fall thru
+      FLATBUFFERS_FALLTHROUGH();  // fall thru
     case FUTURE_CLIENT_IMPL:
       call_type = FUTURE_CALL;
       stub_name += "FutureStub";
@@ -501,9 +493,7 @@ static void PrintStub(Printer* p, VARS& vars, const ServiceDescriptor* service,
   vars["client_name"] = client_name;
 
   // Class head
-  if (!interface) {
-    GrpcWriteServiceDocComment(p, vars, service);
-  }
+  if (!interface) { GrpcWriteServiceDocComment(p, vars, service); }
   if (impl_base) {
     p->Print(vars,
              "public static abstract class $abstract_name$ implements "
@@ -546,8 +536,10 @@ static void PrintStub(Printer* p, VARS& vars, const ServiceDescriptor* service,
     vars["output_type"] = JavaClassName(vars, method->get_output_type_name());
     vars["lower_method_name"] = LowerMethodName(&*method);
     vars["method_method_name"] = MethodPropertiesGetterName(&*method);
-    bool client_streaming = method->ClientStreaming() || method->BidiStreaming();
-    bool server_streaming = method->ServerStreaming() || method->BidiStreaming();
+    bool client_streaming =
+        method->ClientStreaming() || method->BidiStreaming();
+    bool server_streaming =
+        method->ServerStreaming() || method->BidiStreaming();
 
     if (call_type == BLOCKING_CALL && client_streaming) {
       // Blocking client interface with client streaming is not available
@@ -563,9 +555,7 @@ static void PrintStub(Printer* p, VARS& vars, const ServiceDescriptor* service,
     p->Print("\n");
     // TODO(nmittler): Replace with WriteMethodDocComment once included by the
     // protobuf distro.
-    if (!interface) {
-      GrpcWriteMethodDocComment(p, vars, &*method);
-    }
+    if (!interface) { GrpcWriteMethodDocComment(p, vars, &*method); }
     p->Print("public ");
     switch (call_type) {
       case BLOCKING_CALL:
@@ -630,8 +620,7 @@ static void PrintStub(Printer* p, VARS& vars, const ServiceDescriptor* service,
                      "responseObserver);\n");
           }
           break;
-        default:
-          break;
+        default: break;
       }
     } else if (!interface) {
       switch (call_type) {
@@ -706,15 +695,15 @@ static void PrintStub(Printer* p, VARS& vars, const ServiceDescriptor* service,
 }
 
 static bool CompareMethodClientStreaming(
-    const std::unique_ptr<const grpc_generator::Method>& method1,
-    const std::unique_ptr<const grpc_generator::Method>& method2) {
+    const std::unique_ptr<const grpc_generator::Method> &method1,
+    const std::unique_ptr<const grpc_generator::Method> &method2) {
   return method1->ClientStreaming() < method2->ClientStreaming();
 }
 
 // Place all method invocations into a single class to reduce memory footprint
 // on Android.
-static void PrintMethodHandlerClass(Printer* p, VARS& vars,
-                                    const ServiceDescriptor* service) {
+static void PrintMethodHandlerClass(Printer *p, VARS &vars,
+                                    const ServiceDescriptor *service) {
   // Sort method ids based on ClientStreaming() so switch tables are compact.
   std::vector<std::unique_ptr<const grpc_generator::Method>> sorted_methods(
       service->method_count());
@@ -724,7 +713,7 @@ static void PrintMethodHandlerClass(Printer* p, VARS& vars,
   stable_sort(sorted_methods.begin(), sorted_methods.end(),
               CompareMethodClientStreaming);
   for (size_t i = 0; i < sorted_methods.size(); i++) {
-    auto& method = sorted_methods[i];
+    auto &method = sorted_methods[i];
     vars["method_id"] = to_string(i);
     vars["method_id_name"] = MethodIdFieldName(&*method);
     p->Print(vars,
@@ -757,9 +746,7 @@ static void PrintMethodHandlerClass(Printer* p, VARS& vars,
 
   for (int i = 0; i < service->method_count(); ++i) {
     auto method = service->method(i);
-    if (method->ClientStreaming() || method->BidiStreaming()) {
-      continue;
-    }
+    if (method->ClientStreaming() || method->BidiStreaming()) { continue; }
     vars["method_id_name"] = MethodIdFieldName(&*method);
     vars["lower_method_name"] = LowerMethodName(&*method);
     vars["input_type"] = JavaClassName(vars, method->get_input_type_name());
@@ -791,9 +778,7 @@ static void PrintMethodHandlerClass(Printer* p, VARS& vars,
 
   for (int i = 0; i < service->method_count(); ++i) {
     auto method = service->method(i);
-    if (!(method->ClientStreaming() || method->BidiStreaming())) {
-      continue;
-    }
+    if (!(method->ClientStreaming() || method->BidiStreaming())) { continue; }
     vars["method_id_name"] = MethodIdFieldName(&*method);
     vars["lower_method_name"] = LowerMethodName(&*method);
     vars["input_type"] = JavaClassName(vars, method->get_input_type_name());
@@ -818,8 +803,8 @@ static void PrintMethodHandlerClass(Printer* p, VARS& vars,
   p->Print("}\n\n");
 }
 
-static void PrintGetServiceDescriptorMethod(Printer* p, VARS& vars,
-                                            const ServiceDescriptor* service) {
+static void PrintGetServiceDescriptorMethod(Printer *p, VARS &vars,
+                                            const ServiceDescriptor *service) {
   vars["service_name"] = service->name();
   //        vars["proto_base_descriptor_supplier"] = service->name() +
   //        "BaseDescriptorSupplier"; vars["proto_file_descriptor_supplier"] =
@@ -911,8 +896,8 @@ static void PrintGetServiceDescriptorMethod(Printer* p, VARS& vars,
   p->Print("}\n");
 }
 
-static void PrintBindServiceMethodBody(Printer* p, VARS& vars,
-                                       const ServiceDescriptor* service) {
+static void PrintBindServiceMethodBody(Printer *p, VARS &vars,
+                                       const ServiceDescriptor *service) {
   vars["service_name"] = service->name();
   p->Indent();
   p->Print(vars,
@@ -927,8 +912,10 @@ static void PrintBindServiceMethodBody(Printer* p, VARS& vars,
     vars["input_type"] = JavaClassName(vars, method->get_input_type_name());
     vars["output_type"] = JavaClassName(vars, method->get_output_type_name());
     vars["method_id_name"] = MethodIdFieldName(&*method);
-    bool client_streaming = method->ClientStreaming() || method->BidiStreaming();
-    bool server_streaming = method->ServerStreaming() || method->BidiStreaming();
+    bool client_streaming =
+        method->ClientStreaming() || method->BidiStreaming();
+    bool server_streaming =
+        method->ServerStreaming() || method->BidiStreaming();
     if (client_streaming) {
       if (server_streaming) {
         vars["calls_method"] = "asyncBidiStreamingCall";
@@ -962,8 +949,8 @@ static void PrintBindServiceMethodBody(Printer* p, VARS& vars,
   p->Outdent();
 }
 
-static void PrintService(Printer* p, VARS& vars,
-                         const ServiceDescriptor* service,
+static void PrintService(Printer *p, VARS &vars,
+                         const ServiceDescriptor *service,
                          bool disable_version) {
   vars["service_name"] = service->name();
   vars["service_class_name"] = ServiceClassName(service->name());
@@ -1043,7 +1030,7 @@ static void PrintService(Printer* p, VARS& vars,
   p->Print("}\n");
 }
 
-void PrintStaticImports(Printer* p) {
+static void PrintStaticImports(Printer *p) {
   p->Print(
       "import java.nio.ByteBuffer;\n"
       "import static "
@@ -1076,8 +1063,8 @@ void PrintStaticImports(Printer* p) {
       "io.grpc.stub.ServerCalls.asyncUnimplementedUnaryCall;\n\n");
 }
 
-void GenerateService(const grpc_generator::Service* service,
-                     grpc_generator::Printer* printer, VARS& vars,
+static void GenerateService(const grpc_generator::Service *service,
+                     grpc_generator::Printer *printer, VARS &vars,
                      bool disable_version) {
   // All non-generated classes must be referred by fully qualified names to
   // avoid collision with generated classes.
@@ -1111,10 +1098,11 @@ void GenerateService(const grpc_generator::Service* service,
 
   PrintService(printer, vars, service, disable_version);
 }
+} // namespace
 
 grpc::string GenerateServiceSource(
-    grpc_generator::File* file, const grpc_generator::Service* service,
-    grpc_java_generator::Parameters* parameters) {
+    grpc_generator::File *file, const grpc_generator::Service *service,
+    grpc_java_generator::Parameters *parameters) {
   grpc::string out;
   auto printer = file->CreatePrinter(&out);
   VARS vars;
diff --git a/contrib/libs/flatbuffers/grpc/src/compiler/python_generator.cc b/contrib/libs/flatbuffers/grpc/src/compiler/python_generator.cc
index 8108db45d5..d5f69e20e7 100644
--- a/contrib/libs/flatbuffers/grpc/src/compiler/python_generator.cc
+++ b/contrib/libs/flatbuffers/grpc/src/compiler/python_generator.cc
@@ -23,8 +23,9 @@
 #include "src/compiler/python_generator.h"
 
 namespace grpc_python_generator {
+namespace {
 
-grpc::string GenerateMethodType(const grpc_generator::Method *method) {
+static grpc::string GenerateMethodType(const grpc_generator::Method *method) {
 
   if (method->NoStreaming())
     return "unary_unary";
@@ -131,6 +132,7 @@ void GenerateRegister(const grpc_generator::Service *service,
   printer->Outdent();
   printer->Print("\n");
 }
+} // namespace
 
 grpc::string Generate(grpc_generator::File *file,
                       const grpc_generator::Service *service) {
diff --git a/contrib/libs/flatbuffers/grpc/src/compiler/python_generator.h b/contrib/libs/flatbuffers/grpc/src/compiler/python_generator.h
index 4f8f5cc806..40d29aada5 100644
--- a/contrib/libs/flatbuffers/grpc/src/compiler/python_generator.h
+++ b/contrib/libs/flatbuffers/grpc/src/compiler/python_generator.h
@@ -21,7 +21,6 @@
 
 #include <utility>
 
-#include "src/compiler/config.h"
 #include "src/compiler/schema_interface.h"
 
 namespace grpc_python_generator {
diff --git a/contrib/libs/flatbuffers/grpc/src/compiler/schema_interface.h b/contrib/libs/flatbuffers/grpc/src/compiler/schema_interface.h
index 0449498198..f89288d756 100644
--- a/contrib/libs/flatbuffers/grpc/src/compiler/schema_interface.h
+++ b/contrib/libs/flatbuffers/grpc/src/compiler/schema_interface.h
@@ -19,11 +19,10 @@
 #ifndef GRPC_INTERNAL_COMPILER_SCHEMA_INTERFACE_H
 #define GRPC_INTERNAL_COMPILER_SCHEMA_INTERFACE_H
 
+#include <map>
 #include <memory>
 #include <vector>
 
-#include "src/compiler/config.h"
-
 #ifndef GRPC_CUSTOM_STRING
 #  include <string>
 #  define GRPC_CUSTOM_STRING std::string
@@ -93,7 +92,7 @@ struct Printer {
   virtual void Print(const std::map<grpc::string, grpc::string> &vars,
                      const char *template_string) = 0;
   virtual void Print(const char *string) = 0;
-  virtual void SetIndentationSize(const int size) = 0;
+  virtual void SetIndentationSize(const size_t size) = 0;
   virtual void Indent() = 0;
   virtual void Outdent() = 0;
 };
diff --git a/contrib/libs/flatbuffers/grpc/src/compiler/swift_generator.cc b/contrib/libs/flatbuffers/grpc/src/compiler/swift_generator.cc
index 403a803ef1..b0a96d869a 100644
--- a/contrib/libs/flatbuffers/grpc/src/compiler/swift_generator.cc
+++ b/contrib/libs/flatbuffers/grpc/src/compiler/swift_generator.cc
@@ -28,8 +28,9 @@
 #include "src/compiler/swift_generator.h"
 
 namespace grpc_swift_generator {
+namespace {
 
-std::string WrapInNameSpace(const std::vector<std::string> &components,
+static std::string WrapInNameSpace(const std::vector<std::string> &components,
                             const grpc::string &name) {
   std::string qualified_name;
   for (auto it = components.begin(); it != components.end(); ++it)
@@ -37,14 +38,14 @@ std::string WrapInNameSpace(const std::vector<std::string> &components,
   return qualified_name + name;
 }
 
-grpc::string GenerateMessage(const std::vector<std::string> &components,
+static grpc::string GenerateMessage(const std::vector<std::string> &components,
                              const grpc::string &name) {
   return "Message<" + WrapInNameSpace(components, name) + ">";
 }
 
 // MARK: - Client
 
-void GenerateClientFuncName(const grpc_generator::Method *method,
+static void GenerateClientFuncName(const grpc_generator::Method *method,
                             grpc_generator::Printer *printer,
                             std::map<grpc::string, grpc::string> *dictonary) {
   auto vars = *dictonary;
@@ -82,7 +83,7 @@ void GenerateClientFuncName(const grpc_generator::Method *method,
                  "  ) -> BidirectionalStreamingCall<$Input$, $Output$>");
 }
 
-void GenerateClientFuncBody(const grpc_generator::Method *method,
+static void GenerateClientFuncBody(const grpc_generator::Method *method,
                             grpc_generator::Printer *printer,
                             std::map<grpc::string, grpc::string> *dictonary) {
   auto vars = *dictonary;
@@ -372,6 +373,7 @@ void GenerateServerProtocol(const grpc_generator::Service *service,
   }
   printer->Print("}");
 }
+} // namespace
 
 grpc::string Generate(grpc_generator::File *file,
                       const grpc_generator::Service *service) {
diff --git a/contrib/libs/flatbuffers/grpc/src/compiler/swift_generator.h b/contrib/libs/flatbuffers/grpc/src/compiler/swift_generator.h
index 1639cb07c8..2a226fa940 100644
--- a/contrib/libs/flatbuffers/grpc/src/compiler/swift_generator.h
+++ b/contrib/libs/flatbuffers/grpc/src/compiler/swift_generator.h
@@ -1,40 +1,22 @@
 /*
+ * Copyright 2020 Google Inc. All rights reserved.
  *
- * Copyright 2020, Google Inc.
- * All rights reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
  *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *     http://www.apache.org/licenses/LICENSE-2.0
  *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
  */
 
 #include <memory>
 #include <vector>
 
-#include "src/compiler/config.h"
 #include "src/compiler/schema_interface.h"
 
 #ifndef GRPC_CUSTOM_STRING
diff --git a/contrib/libs/flatbuffers/grpc/src/compiler/ts_generator.cc b/contrib/libs/flatbuffers/grpc/src/compiler/ts_generator.cc
index e49fd8d925..ff362b774a 100644
--- a/contrib/libs/flatbuffers/grpc/src/compiler/ts_generator.cc
+++ b/contrib/libs/flatbuffers/grpc/src/compiler/ts_generator.cc
@@ -21,50 +21,42 @@
  * be maintained according to the Swift-grpc repository
  */
 
+#include "src/compiler/ts_generator.h"
+
 #include <map>
 #include <sstream>
 
 #include "flatbuffers/util.h"
 #include "src/compiler/schema_interface.h"
-#include "src/compiler/ts_generator.h"
 
 namespace grpc_ts_generator {
+namespace {
 
-grpc::string ToDasherizedCase(const grpc::string pascal_case) {
-  std::string dasherized_case;
-  char p = 0;
-  for (size_t i = 0; i < pascal_case.length(); i++) {
-    char const &c = pascal_case[i];
-    if (flatbuffers::is_alpha_upper(c)) {
-      if (i > 0 && p != flatbuffers::kPathSeparator) dasherized_case += "-";
-      dasherized_case += flatbuffers::CharToLower(c);
-    } else {
-      dasherized_case += c;
-    }
-    p = c;
-  }
-  return dasherized_case;
-}
-
-grpc::string GenerateNamespace(const std::vector<std::string> namepsace,
+static grpc::string GenerateNamespace(const std::vector<std::string> ns,
                                const std::string filename,
                                const bool include_separator) {
   grpc::string path = "";
   if (include_separator) path += ".";
 
-  for (auto it = namepsace.begin(); it < namepsace.end(); it++) {
+  for (auto it = ns.begin(); it < ns.end(); it++) {
     if (include_separator) path += "/";
-    path += include_separator ? ToDasherizedCase(*it) : *it + "_";
+    path += include_separator
+                ? flatbuffers::ConvertCase(*it, flatbuffers::Case::kDasher,
+                                           flatbuffers::Case::kUpperCamel)
+                : *it + "_";
   }
 
   if (include_separator) path += "/";
-  path += include_separator ? ToDasherizedCase(filename) : filename;
+  path += include_separator
+              ? flatbuffers::ConvertCase(filename, flatbuffers::Case::kDasher,
+                                         flatbuffers::Case::kUpperCamel)
+              : filename;
   return path;
 }
 
 // MARK: - Shared code
 
-void GenerateImports(const grpc_generator::Service *service,
+static void GenerateImports(const grpc_generator::Service *service,
                      grpc_generator::Printer *printer,
                      std::map<grpc::string, grpc::string> *dictonary,
                      const bool grpc_var_import) {
@@ -105,15 +97,15 @@ void GenerateImports(const grpc_generator::Service *service,
   }
   printer->Print("\n");
   if (grpc_var_import)
-    printer->Print("var grpc = require('grpc');\n");
+    printer->Print("var grpc = require('@grpc/grpc-js');\n");
   else
-    printer->Print("import * as grpc from 'grpc';\n");
+    printer->Print("import * as grpc from '@grpc/grpc-js';\n");
   printer->Print("\n");
 }
 
 // MARK: - Generate Main GRPC Code
 
-void GetStreamType(grpc_generator::Printer *printer,
+static void GetStreamType(grpc_generator::Printer *printer,
                    const grpc_generator::Method *method,
                    std::map<grpc::string, grpc::string> *dictonary) {
   auto vars = *dictonary;
@@ -125,7 +117,7 @@ void GetStreamType(grpc_generator::Printer *printer,
   printer->Print(vars, "responseStream: $ServerStreaming$,\n");
 }
 
-void GenerateSerializeMethod(grpc_generator::Printer *printer,
+static void GenerateSerializeMethod(grpc_generator::Printer *printer,
                              std::map<grpc::string, grpc::string> *dictonary) {
   auto vars = *dictonary;
   printer->Print(vars, "function serialize_$Type$(buffer_args) {\n");
@@ -136,12 +128,12 @@ void GenerateSerializeMethod(grpc_generator::Printer *printer,
                  "throw new Error('Expected argument of type $VALUE$');\n");
   printer->Outdent();
   printer->Print("}\n");
-  printer->Print(vars, "return buffer_args.serialize();\n");
+  printer->Print(vars, "return Buffer.from(buffer_args.serialize());\n");
   printer->Outdent();
   printer->Print("}\n\n");
 }
 
-void GenerateDeserializeMethod(
+static void GenerateDeserializeMethod(
     grpc_generator::Printer *printer,
     std::map<grpc::string, grpc::string> *dictonary) {
   auto vars = *dictonary;
@@ -154,7 +146,7 @@ void GenerateDeserializeMethod(
   printer->Print("}\n\n");
 }
 
-void GenerateMethods(const grpc_generator::Service *service,
+static void GenerateMethods(const grpc_generator::Service *service,
                      grpc_generator::Printer *printer,
                      std::map<grpc::string, grpc::string> *dictonary) {
   auto vars = *dictonary;
@@ -186,7 +178,7 @@ void GenerateMethods(const grpc_generator::Service *service,
   }
 }
 
-void GenerateService(const grpc_generator::Service *service,
+static void GenerateService(const grpc_generator::Service *service,
                      grpc_generator::Printer *printer,
                      std::map<grpc::string, grpc::string> *dictonary) {
   auto vars = *dictonary;
@@ -221,6 +213,8 @@ void GenerateService(const grpc_generator::Service *service,
                  "grpc.makeGenericClientConstructor($NAME$);");
 }
 
+} // namespace
+
 grpc::string Generate(grpc_generator::File *file,
                       const grpc_generator::Service *service,
                       const grpc::string &filename) {
@@ -242,9 +236,11 @@ grpc::string Generate(grpc_generator::File *file,
   return output;
 }
 
+namespace {
+
 // MARK: - Generate Interface
 
-void FillInterface(grpc_generator::Printer *printer,
+static void FillInterface(grpc_generator::Printer *printer,
                    std::map<grpc::string, grpc::string> *dictonary) {
   auto vars = *dictonary;
   printer->Print(vars,
@@ -262,7 +258,7 @@ void FillInterface(grpc_generator::Printer *printer,
   printer->Print("}\n");
 }
 
-void GenerateInterfaces(const grpc_generator::Service *service,
+static void GenerateInterfaces(const grpc_generator::Service *service,
                         grpc_generator::Printer *printer,
                         std::map<grpc::string, grpc::string> *dictonary) {
   auto vars = *dictonary;
@@ -284,11 +280,13 @@ void GenerateInterfaces(const grpc_generator::Service *service,
   }
 }
 
-void GenerateExportedInterface(
+static void GenerateExportedInterface(
     const grpc_generator::Service *service, grpc_generator::Printer *printer,
     std::map<grpc::string, grpc::string> *dictonary) {
   auto vars = *dictonary;
-  printer->Print(vars, "export interface I$ServiceName$Server {\n");
+  printer->Print(vars,
+                 "export interface I$ServiceName$Server extends "
+                 "grpc.UntypedServiceImplementation {\n");
   printer->Indent();
   for (auto it = 0; it < service->method_count(); it++) {
     auto method = service->method(it);
@@ -326,7 +324,7 @@ void GenerateExportedInterface(
   printer->Print("}\n");
 }
 
-void GenerateMainInterface(const grpc_generator::Service *service,
+static void GenerateMainInterface(const grpc_generator::Service *service,
                            grpc_generator::Printer *printer,
                            std::map<grpc::string, grpc::string> *dictonary) {
   auto vars = *dictonary;
@@ -351,11 +349,11 @@ void GenerateMainInterface(const grpc_generator::Service *service,
   GenerateExportedInterface(service, printer, &vars);
 }
 
-grpc::string GenerateMetaData() { return "metadata: grpc.Metadata"; }
+static grpc::string GenerateMetaData() { return "metadata: grpc.Metadata"; }
 
-grpc::string GenerateOptions() { return "options: Partial<grpc.CallOptions>"; }
+static grpc::string GenerateOptions() { return "options: Partial<grpc.CallOptions>"; }
 
-void GenerateUnaryClientInterface(
+static void GenerateUnaryClientInterface(
     grpc_generator::Printer *printer,
     std::map<grpc::string, grpc::string> *dictonary) {
   auto vars = *dictonary;
@@ -370,7 +368,7 @@ void GenerateUnaryClientInterface(
   printer->Print(vars, (main + meta_data + options + callback).c_str());
 }
 
-void GenerateClientWriteStreamInterface(
+static void GenerateClientWriteStreamInterface(
     grpc_generator::Printer *printer,
     std::map<grpc::string, grpc::string> *dictonary) {
   auto vars = *dictonary;
@@ -387,7 +385,7 @@ void GenerateClientWriteStreamInterface(
   printer->Print(vars, (main + meta_data + options + callback).c_str());
 }
 
-void GenerateClientReadableStreamInterface(
+static void GenerateClientReadableStreamInterface(
     grpc_generator::Printer *printer,
     std::map<grpc::string, grpc::string> *dictonary) {
   auto vars = *dictonary;
@@ -399,7 +397,7 @@ void GenerateClientReadableStreamInterface(
   printer->Print(vars, (main + options + end_function).c_str());
 }
 
-void GenerateDepluxStreamInterface(
+static void GenerateDepluxStreamInterface(
     grpc_generator::Printer *printer,
     std::map<grpc::string, grpc::string> *dictonary) {
   auto vars = *dictonary;
@@ -415,7 +413,7 @@ void GenerateDepluxStreamInterface(
                            .c_str());
 }
 
-void GenerateClientInterface(const grpc_generator::Service *service,
+static void GenerateClientInterface(const grpc_generator::Service *service,
                              grpc_generator::Printer *printer,
                              std::map<grpc::string, grpc::string> *dictonary) {
   auto vars = *dictonary;
@@ -453,7 +451,7 @@ void GenerateClientInterface(const grpc_generator::Service *service,
   printer->Print("}\n");
 }
 
-void GenerateClientClassInterface(
+static void GenerateClientClassInterface(
     const grpc_generator::Service *service, grpc_generator::Printer *printer,
     std::map<grpc::string, grpc::string> *dictonary) {
   auto vars = *dictonary;
@@ -463,7 +461,7 @@ void GenerateClientClassInterface(
   printer->Indent();
   printer->Print(
       "constructor(address: string, credentials: grpc.ChannelCredentials, "
-      "options?: object);");
+      "options?: object);\n");
   for (auto it = 0; it < service->method_count(); it++) {
     auto method = service->method(it);
     vars["MethodName"] = method->name();
@@ -494,6 +492,8 @@ void GenerateClientClassInterface(
   printer->Outdent();
   printer->Print("}\n");
 }
+} // namespace
+
 
 grpc::string GenerateInterface(grpc_generator::File *file,
                                const grpc_generator::Service *service,
diff --git a/contrib/libs/flatbuffers/grpc/src/compiler/ts_generator.h b/contrib/libs/flatbuffers/grpc/src/compiler/ts_generator.h
index a33bb3c5d2..a356659daa 100644
--- a/contrib/libs/flatbuffers/grpc/src/compiler/ts_generator.h
+++ b/contrib/libs/flatbuffers/grpc/src/compiler/ts_generator.h
@@ -1,41 +1,7 @@
-/*
- *
- * Copyright 2020, Google Inc.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- */
-
 #include <memory>
-#include <vector>
 #include <set>
+#include <vector>
 
-#include "src/compiler/config.h"
 #include "src/compiler/schema_interface.h"
 
 #ifndef GRPC_CUSTOM_STRING
@@ -58,4 +24,3 @@ grpc::string GenerateInterface(grpc_generator::File *file,
                                const grpc_generator::Service *service,
                                const grpc::string &filename);
 }  // namespace grpc_ts_generator
-