nnoble | ebebb7e | 2014-12-10 16:31:01 -0800 | [diff] [blame] | 1 | /* |
| 2 | * |
Craig Tiller | 0605995 | 2015-02-18 08:34:56 -0800 | [diff] [blame] | 3 | * Copyright 2015, Google Inc. |
nnoble | ebebb7e | 2014-12-10 16:31:01 -0800 | [diff] [blame] | 4 | * All rights reserved. |
| 5 | * |
| 6 | * Redistribution and use in source and binary forms, with or without |
| 7 | * modification, are permitted provided that the following conditions are |
| 8 | * met: |
| 9 | * |
| 10 | * * Redistributions of source code must retain the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer. |
| 12 | * * Redistributions in binary form must reproduce the above |
| 13 | * copyright notice, this list of conditions and the following disclaimer |
| 14 | * in the documentation and/or other materials provided with the |
| 15 | * distribution. |
| 16 | * * Neither the name of Google Inc. nor the names of its |
| 17 | * contributors may be used to endorse or promote products derived from |
| 18 | * this software without specific prior written permission. |
| 19 | * |
| 20 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 21 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 22 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 23 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 24 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 25 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 26 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 27 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 28 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 29 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 30 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 31 | * |
| 32 | */ |
| 33 | |
| 34 | // Generates Ruby gRPC service interface out of Protobuf IDL. |
nnoble | ebebb7e | 2014-12-10 16:31:01 -0800 | [diff] [blame] | 35 | |
| 36 | #include <memory> |
| 37 | |
Yang Gao | 478568e | 2015-03-23 22:09:22 -0700 | [diff] [blame] | 38 | #include "src/compiler/config.h" |
nnoble | ebebb7e | 2014-12-10 16:31:01 -0800 | [diff] [blame] | 39 | #include "src/compiler/ruby_generator.h" |
| 40 | #include "src/compiler/ruby_generator_helpers-inl.h" |
nnoble | ebebb7e | 2014-12-10 16:31:01 -0800 | [diff] [blame] | 41 | |
Yang Gao | 478568e | 2015-03-23 22:09:22 -0700 | [diff] [blame] | 42 | class RubyGrpcGenerator : public grpc::protobuf::compiler::CodeGenerator { |
nnoble | ebebb7e | 2014-12-10 16:31:01 -0800 | [diff] [blame] | 43 | public: |
| 44 | RubyGrpcGenerator() {} |
Craig Tiller | cf133f4 | 2015-02-26 14:05:56 -0800 | [diff] [blame] | 45 | ~RubyGrpcGenerator() {} |
nnoble | ebebb7e | 2014-12-10 16:31:01 -0800 | [diff] [blame] | 46 | |
Yang Gao | 478568e | 2015-03-23 22:09:22 -0700 | [diff] [blame] | 47 | bool Generate(const grpc::protobuf::FileDescriptor *file, |
| 48 | const grpc::string ¶meter, |
| 49 | grpc::protobuf::compiler::GeneratorContext *context, |
| 50 | grpc::string *error) const { |
| 51 | grpc::string code = grpc_ruby_generator::GetServices(file); |
temiola | e5206aa | 2015-01-07 11:43:05 -0800 | [diff] [blame] | 52 | if (code.size() == 0) { |
| 53 | return true; // don't generate a file if there are no services |
| 54 | } |
| 55 | |
nnoble | ebebb7e | 2014-12-10 16:31:01 -0800 | [diff] [blame] | 56 | // Get output file name. |
Yang Gao | 478568e | 2015-03-23 22:09:22 -0700 | [diff] [blame] | 57 | grpc::string file_name; |
nnoble | ebebb7e | 2014-12-10 16:31:01 -0800 | [diff] [blame] | 58 | if (!grpc_ruby_generator::ServicesFilename(file, &file_name)) { |
| 59 | return false; |
| 60 | } |
Yang Gao | 478568e | 2015-03-23 22:09:22 -0700 | [diff] [blame] | 61 | std::unique_ptr<grpc::protobuf::io::ZeroCopyOutputStream> output( |
temiola | 5453555 | 2015-01-06 17:50:59 -0800 | [diff] [blame] | 62 | context->Open(file_name)); |
Yang Gao | 478568e | 2015-03-23 22:09:22 -0700 | [diff] [blame] | 63 | grpc::protobuf::io::CodedOutputStream coded_out(output.get()); |
nnoble | ebebb7e | 2014-12-10 16:31:01 -0800 | [diff] [blame] | 64 | coded_out.WriteRaw(code.data(), code.size()); |
| 65 | return true; |
| 66 | } |
| 67 | }; |
| 68 | |
Craig Tiller | ecd4934 | 2015-01-18 14:36:47 -0800 | [diff] [blame] | 69 | int main(int argc, char *argv[]) { |
nnoble | ebebb7e | 2014-12-10 16:31:01 -0800 | [diff] [blame] | 70 | RubyGrpcGenerator generator; |
Yang Gao | 478568e | 2015-03-23 22:09:22 -0700 | [diff] [blame] | 71 | return grpc::protobuf::compiler::PluginMain(argc, argv, &generator); |
Craig Tiller | 190d360 | 2015-02-18 09:23:38 -0800 | [diff] [blame] | 72 | } |