spdlog/include/spdlog/sinks/ansicolor_sink-inl.h

103 lines
3.6 KiB
C++

// Copyright(c) 2015-present Gabi Melman & spdlog contributors.
// Distributed under the MIT License (http://opensource.org/licenses/MIT)
#pragma once
#ifndef SPDLOG_HEADER_ONLY
#include "spdlog/sinks/ansicolor_sink.h"
#endif
#include "spdlog/details/os.h"
template<typename TargetStream, typename ConsoleMutex>
SPDLOG_INLINE spdlog::sinks::ansicolor_sink<TargetStream, ConsoleMutex>::ansicolor_sink()
: target_file_(TargetStream::stream())
, mutex_(ConsoleMutex::mutex())
{
should_do_colors_ = details::os::in_terminal(target_file_) && details::os::is_color_terminal();
colors_[level::trace] = white;
colors_[level::debug] = cyan;
colors_[level::info] = green;
colors_[level::warn] = yellow + bold;
colors_[level::err] = red + bold;
colors_[level::critical] = bold + on_red;
colors_[level::off] = reset;
}
template<typename TargetStream, typename ConsoleMutex>
SPDLOG_INLINE void spdlog::sinks::ansicolor_sink<TargetStream, ConsoleMutex>::set_color(
level::level_enum color_level, const std::string &color)
{
std::lock_guard<mutex_t> lock(mutex_);
colors_[color_level] = color;
}
template<typename TargetStream, typename ConsoleMutex>
SPDLOG_INLINE void spdlog::sinks::ansicolor_sink<TargetStream, ConsoleMutex>::log(const details::log_msg &msg)
{
// Wrap the originally formatted message in color codes.
// If color is not supported in the terminal, log as is instead.
std::lock_guard<mutex_t> lock(mutex_);
fmt::memory_buffer formatted;
formatter_->format(msg, formatted);
if (should_do_colors_ && msg.color_range_end > msg.color_range_start)
{
// before color range
print_range_(formatted, 0, msg.color_range_start);
// in color range
print_ccode_(colors_[msg.level]);
print_range_(formatted, msg.color_range_start, msg.color_range_end);
print_ccode_(reset);
// after color range
print_range_(formatted, msg.color_range_end, formatted.size());
}
else // no color
{
print_range_(formatted, 0, formatted.size());
}
fflush(target_file_);
}
template<typename TargetStream, typename ConsoleMutex>
SPDLOG_INLINE void spdlog::sinks::ansicolor_sink<TargetStream, ConsoleMutex>::flush()
{
std::lock_guard<mutex_t> lock(mutex_);
fflush(target_file_);
}
template<typename TargetStream, typename ConsoleMutex>
SPDLOG_INLINE void spdlog::sinks::ansicolor_sink<TargetStream, ConsoleMutex>::set_pattern(const std::string &pattern)
{
std::lock_guard<mutex_t> lock(mutex_);
formatter_ = std::unique_ptr<spdlog::formatter>(new pattern_formatter(pattern));
}
template<typename TargetStream, typename ConsoleMutex>
SPDLOG_INLINE void spdlog::sinks::ansicolor_sink<TargetStream, ConsoleMutex>::set_formatter(
std::unique_ptr<spdlog::formatter> sink_formatter)
{
std::lock_guard<mutex_t> lock(mutex_);
formatter_ = std::move(sink_formatter);
}
template<typename TargetStream, typename ConsoleMutex>
SPDLOG_INLINE bool spdlog::sinks::ansicolor_sink<TargetStream, ConsoleMutex>::should_color()
{
return should_do_colors_;
}
template<typename TargetStream, typename ConsoleMutex>
SPDLOG_INLINE void spdlog::sinks::ansicolor_sink<TargetStream, ConsoleMutex>::print_ccode_(const std::string &color_code)
{
fwrite(color_code.data(), sizeof(char), color_code.size(), target_file_);
}
template<typename TargetStream, typename ConsoleMutex>
SPDLOG_INLINE void spdlog::sinks::ansicolor_sink<TargetStream, ConsoleMutex>::print_range_(
const fmt::memory_buffer &formatted, size_t start, size_t end)
{
fwrite(formatted.data() + start, sizeof(char), end - start, target_file_);
}