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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_GENERATOR_HELPERS_H
#define GRPC_INTERNAL_COMPILER_GENERATOR_HELPERS_H
#include <map>
#include "src/compiler/config.h"
namespace grpc_generator {
inline bool StripSuffix(grpc::string *filename, const grpc::string &suffix) {
if (filename->length() >= suffix.length()) {
size_t suffix_pos = filename->length() - suffix.length();
if (filename->compare(suffix_pos, grpc::string::npos, suffix) == 0) {
filename->resize(filename->size() - suffix.size());
return true;
}
}
return false;
}
inline grpc::string StripProto(grpc::string filename) {
if (!StripSuffix(&filename, ".protodevel")) {
StripSuffix(&filename, ".proto");
}
return filename;
}
inline grpc::string StringReplace(grpc::string str, const grpc::string &from,
const grpc::string &to) {
size_t pos = 0;
for (;;) {
pos = str.find(from, pos);
if (pos == grpc::string::npos) {
break;
}
str.replace(pos, from.length(), to);
pos += to.length();
}
return str;
}
inline std::vector<grpc::string> tokenize(const grpc::string &input,
const grpc::string &delimiters) {
std::vector<grpc::string> tokens;
size_t pos, last_pos = 0;
for (;;) {
bool done = false;
pos = input.find_first_of(delimiters, last_pos);
if (pos == grpc::string::npos) {
done = true;
pos = input.length();
}
tokens.push_back(input.substr(last_pos, pos - last_pos));
if (done) return tokens;
last_pos = pos + 1;
}
}
inline grpc::string CapitalizeFirstLetter(grpc::string s) {
if (s.empty()) {
return s;
}
s[0] = ::toupper(s[0]);
return s;
}
inline grpc::string LowerUnderscoreToUpperCamel(grpc::string str) {
std::vector<grpc::string> tokens = tokenize(str, "_");
grpc::string result = "";
for (unsigned int i = 0; i < tokens.size(); i++) {
result += CapitalizeFirstLetter(tokens[i]);
}
return result;
}
inline grpc::string FileNameInUpperCamel(const grpc::protobuf::FileDescriptor *file) {
return LowerUnderscoreToUpperCamel(StripProto(file->name()));
}
} // namespace grpc_generator
#endif // GRPC_INTERNAL_COMPILER_GENERATOR_HELPERS_H
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