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/*
 *
 * 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_HELPERS_H
#define GRPC_INTERNAL_COMPILER_CPP_GENERATOR_HELPERS_H

#include <map>
#include "src/compiler/config.h"
#include "src/compiler/generator_helpers.h"

namespace grpc_cpp_generator {

inline grpc::string DotsToColons(const grpc::string &name) {
  return grpc_generator::StringReplace(name, ".", "::");
}

inline grpc::string DotsToUnderscores(const grpc::string &name) {
  return grpc_generator::StringReplace(name, ".", "_");
}

inline grpc::string ClassName(const grpc::protobuf::Descriptor *descriptor,
                              bool qualified) {
  // Find "outer", the descriptor of the top-level message in which
  // "descriptor" is embedded.
  const grpc::protobuf::Descriptor *outer = descriptor;
  while (outer->containing_type() != NULL) outer = outer->containing_type();

  const grpc::string &outer_name = outer->full_name();
  grpc::string inner_name = descriptor->full_name().substr(outer_name.size());

  if (qualified) {
    return "::" + DotsToColons(outer_name) + DotsToUnderscores(inner_name);
  } else {
    return outer->name() + DotsToUnderscores(inner_name);
  }
}

// Get leading or trailing comments in a string. Comment lines start with "// ".
// Leading detached comments are put in in front of leading comments.
template <typename DescriptorType>
inline grpc::string GetCppComments(const DescriptorType *desc, bool leading) {
  return grpc_generator::GetPrefixedComments(desc, leading, "//");
}

}  // namespace grpc_cpp_generator

#endif  // GRPC_INTERNAL_COMPILER_CPP_GENERATOR_HELPERS_H