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// Copyright 2019 Roman Perepelitsa.
//
// This file is part of GitStatus.
//
// GitStatus is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// GitStatus is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with GitStatus. If not, see <https://www.gnu.org/licenses/>.
#include "response.h"
#include <cctype>
#include <cstring>
#include <iostream>
#include "check.h"
#include "serialization.h"
namespace gitstatus {
namespace {
constexpr char kUnreadable = '?';
void SafePrint(std::ostream& strm, StringView s) {
for (size_t i = 0; i != s.len; ++i) {
char c = s.ptr[i];
strm << (c > 127 || std::isprint(c) ? c : kUnreadable);
}
}
} // namespace
ResponseWriter::ResponseWriter(std::string request_id) : request_id_(std::move(request_id)) {
SafePrint(strm_, request_id_);
Print(1);
}
ResponseWriter::~ResponseWriter() {
if (!done_) {
strm_.str("");
SafePrint(strm_, request_id_);
Print("0");
Dump("without git status");
}
}
void ResponseWriter::Print(ssize_t val) {
strm_ << kFieldSep;
strm_ << val;
}
void ResponseWriter::Print(StringView val) {
strm_ << kFieldSep;
SafePrint(strm_, val);
}
void ResponseWriter::Dump(const char* log) {
CHECK(!done_);
done_ = true;
LOG(INFO) << "Replying " << log;
std::cout << strm_.str() << kMsgSep << std::flush;
}
} // namespace gitstatus
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