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/*
*
* Copyright 2015 gRPC authors.
*
* 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
*
* 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.
*
*/
// Generates Ruby gRPC service interface out of Protobuf IDL.
#include <memory>
#include "src/compiler/config.h"
#include "src/compiler/ruby_generator.h"
#include "src/compiler/ruby_generator_helpers-inl.h"
class RubyGrpcGenerator : public grpc::protobuf::compiler::CodeGenerator {
public:
RubyGrpcGenerator() {}
~RubyGrpcGenerator() {}
bool Generate(const grpc::protobuf::FileDescriptor* file,
const grpc::string& parameter,
grpc::protobuf::compiler::GeneratorContext* context,
grpc::string* error) const {
grpc::string code = grpc_ruby_generator::GetServices(file);
if (code.size() == 0) {
return true; // don't generate a file if there are no services
}
// Get output file name.
grpc::string file_name;
if (!grpc_ruby_generator::ServicesFilename(file, &file_name)) {
return false;
}
std::unique_ptr<grpc::protobuf::io::ZeroCopyOutputStream> output(
context->Open(file_name));
grpc::protobuf::io::CodedOutputStream coded_out(output.get());
coded_out.WriteRaw(code.data(), code.size());
return true;
}
};
int main(int argc, char* argv[]) {
RubyGrpcGenerator generator;
return grpc::protobuf::compiler::PluginMain(argc, argv, &generator);
}
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