137 lines
4.1 KiB
C++
137 lines
4.1 KiB
C++
// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
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// Distributed under the MIT License (http://opensource.org/licenses/MIT)
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#pragma once
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#ifndef SPDLOG_HEADER_ONLY
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#include "spdlog/sinks/ansicolor_sink.h"
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#endif
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#include "spdlog/details/pattern_formatter.h"
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#include "spdlog/details/os.h"
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namespace spdlog {
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namespace sinks {
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template<typename ConsoleMutex>
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SPDLOG_INLINE ansicolor_sink<ConsoleMutex>::ansicolor_sink(FILE *target_file, color_mode mode)
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: target_file_(target_file)
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, mutex_(ConsoleMutex::mutex())
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, formatter_(details::make_unique<spdlog::pattern_formatter>())
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{
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set_color_mode(mode);
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colors_[level::trace] = white;
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colors_[level::debug] = cyan;
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colors_[level::info] = green;
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colors_[level::warn] = yellow_bold;
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colors_[level::err] = red_bold;
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colors_[level::critical] = bold_on_red;
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colors_[level::off] = reset;
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}
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template<typename ConsoleMutex>
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SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::set_color(level::level_enum color_level, string_view_t color)
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{
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std::lock_guard<mutex_t> lock(mutex_);
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colors_[color_level] = color;
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}
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template<typename ConsoleMutex>
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SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::log(const details::log_msg &msg)
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{
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// Wrap the originally formatted message in color codes.
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// If color is not supported in the terminal, log as is instead.
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std::lock_guard<mutex_t> lock(mutex_);
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memory_buf_t formatted;
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formatter_->format(msg, formatted);
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if (should_do_colors_ && msg.color_range_end > msg.color_range_start)
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{
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// before color range
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print_range_(formatted, 0, msg.color_range_start);
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// in color range
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print_ccode_(colors_[msg.level]);
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print_range_(formatted, msg.color_range_start, msg.color_range_end);
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print_ccode_(reset);
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// after color range
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print_range_(formatted, msg.color_range_end, formatted.size());
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}
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else // no color
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{
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print_range_(formatted, 0, formatted.size());
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}
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fflush(target_file_);
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}
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template<typename ConsoleMutex>
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SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::flush()
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{
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std::lock_guard<mutex_t> lock(mutex_);
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fflush(target_file_);
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}
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template<typename ConsoleMutex>
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SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::set_pattern(const std::string &pattern)
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{
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std::lock_guard<mutex_t> lock(mutex_);
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formatter_ = std::unique_ptr<spdlog::formatter>(new pattern_formatter(pattern));
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}
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template<typename ConsoleMutex>
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SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter)
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{
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std::lock_guard<mutex_t> lock(mutex_);
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formatter_ = std::move(sink_formatter);
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}
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template<typename ConsoleMutex>
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SPDLOG_INLINE bool ansicolor_sink<ConsoleMutex>::should_color()
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{
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return should_do_colors_;
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}
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template<typename ConsoleMutex>
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SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::set_color_mode(color_mode mode)
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{
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switch (mode)
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{
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case color_mode::always:
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should_do_colors_ = true;
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return;
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case color_mode::automatic:
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should_do_colors_ = details::os::in_terminal(target_file_) && details::os::is_color_terminal();
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return;
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case color_mode::never:
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should_do_colors_ = false;
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return;
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}
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}
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template<typename ConsoleMutex>
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SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::print_ccode_(const string_view_t &color_code)
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{
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fwrite(color_code.data(), sizeof(string_view_t::char_type), color_code.size(), target_file_);
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}
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template<typename ConsoleMutex>
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SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::print_range_(const memory_buf_t &formatted, size_t start, size_t end)
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{
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fwrite(formatted.data() + start, sizeof(char), end - start, target_file_);
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}
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// ansicolor_stdout_sink
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template<typename ConsoleMutex>
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SPDLOG_INLINE ansicolor_stdout_sink<ConsoleMutex>::ansicolor_stdout_sink(color_mode mode)
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: ansicolor_sink<ConsoleMutex>(stdout, mode)
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{}
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// ansicolor_stderr_sink
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template<typename ConsoleMutex>
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SPDLOG_INLINE ansicolor_stderr_sink<ConsoleMutex>::ansicolor_stderr_sink(color_mode mode)
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: ansicolor_sink<ConsoleMutex>(stderr, mode)
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{}
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} // namespace sinks
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} // namespace spdlog
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