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log.cpp
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log.cpp
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/***************************************************************************//**
*
* \file support/log.cpp
*
* \author David Juhasz (david.juhasz@tuwien.ac.at)
*
* \date 2017
*
* \brief Implementation for rosa/support/log.h.
*
******************************************************************************/
#include "rosa/support/log.h"
#include "rosa/support/debug.hpp" // NOLINT
#include "rosa/support/terminal_colors.h"
#include <array>
namespace rosa {
/// Textual representation of `rosa::LogLevel` values.
/// \note Do not index with `rosa::LogLevel::NumLogLevels`!
constexpr std::array<const char *, static_cast<size_t>(LogLevel::NumLogLevels)>
LogLevelStrings{{"ERROR", "WARNING", "INFO", "DEBUG", "TRACE"}};
/// Terminal colors associated to `rosa::LogLevel` values.
/// \note Do not index with `rosa::LogLevel::NumLogLevels`!
constexpr std::array<terminal::Color,
static_cast<size_t>(LogLevel::NumLogLevels)>
LogLevelColors{{
terminal::Color::Red, ///< color corresponding to
/// `rosa::LogLevel::Error`
terminal::Color::Yellow, ///< color corresponding to
/// `rosa::LogLevel::Warning`
terminal::Color::Green, ///< color corresponding to
/// `rosa::LogLevel::Info`
terminal::Color::Blue, ///< color corresponding to
/// `rosa::LogLevel::Debug`
terminal::Color::Default, ///< color corresponding to
/// `rosa::LogLevel::Trace`
}};
std::string logLevelToString(const LogLevel logLevel) {
ASSERT(logLevel != LogLevel::NumLogLevels);
return LogLevelStrings[static_cast<size_t>(logLevel)];
}
std::ostream &operator<<(std::ostream &OS, const LogLevel logLevel) {
ASSERT(logLevel != LogLevel::NumLogLevels);
OS << LogLevelColors[static_cast<size_t>(logLevel)] << "["
<< logLevelToString(logLevel) << "]" << terminal::Color::Default;
return OS;
}
std::ostream LogSink(nullptr);
} // End namespace rosa

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