toml11/toml/color.hpp
2022-05-29 00:37:39 +09:00

110 lines
2.7 KiB
C++

#ifndef TOML11_COLOR_HPP
#define TOML11_COLOR_HPP
#include <cstdint>
#include <ostream>
#ifdef TOML11_COLORIZE_ERROR_MESSAGE
#define TOML11_ERROR_MESSAGE_COLORIZED true
#else
#define TOML11_ERROR_MESSAGE_COLORIZED false
#endif
namespace toml
{
// put ANSI escape sequence to ostream
namespace color_ansi
{
namespace detail
{
inline int colorize_index()
{
static const int index = std::ios_base::xalloc();
return index;
}
// Control color mode globally
class color_mode
{
public:
inline void enable()
{
should_color_ = true;
}
inline void disable()
{
should_color_ = false;
}
inline bool should_color() const
{
return should_color_;
}
static color_mode& status()
{
static color_mode status_;
return status_;
}
private:
bool should_color_ = false;
};
} // detail
inline std::ostream& colorize(std::ostream& os)
{
// by default, it is zero.
os.iword(detail::colorize_index()) = 1;
return os;
}
inline std::ostream& nocolorize(std::ostream& os)
{
os.iword(detail::colorize_index()) = 0;
return os;
}
inline std::ostream& reset (std::ostream& os)
{if(os.iword(detail::colorize_index()) == 1) {os << "\033[00m";} return os;}
inline std::ostream& bold (std::ostream& os)
{if(os.iword(detail::colorize_index()) == 1) {os << "\033[01m";} return os;}
inline std::ostream& grey (std::ostream& os)
{if(os.iword(detail::colorize_index()) == 1) {os << "\033[30m";} return os;}
inline std::ostream& red (std::ostream& os)
{if(os.iword(detail::colorize_index()) == 1) {os << "\033[31m";} return os;}
inline std::ostream& green (std::ostream& os)
{if(os.iword(detail::colorize_index()) == 1) {os << "\033[32m";} return os;}
inline std::ostream& yellow (std::ostream& os)
{if(os.iword(detail::colorize_index()) == 1) {os << "\033[33m";} return os;}
inline std::ostream& blue (std::ostream& os)
{if(os.iword(detail::colorize_index()) == 1) {os << "\033[34m";} return os;}
inline std::ostream& magenta(std::ostream& os)
{if(os.iword(detail::colorize_index()) == 1) {os << "\033[35m";} return os;}
inline std::ostream& cyan (std::ostream& os)
{if(os.iword(detail::colorize_index()) == 1) {os << "\033[36m";} return os;}
inline std::ostream& white (std::ostream& os)
{if(os.iword(detail::colorize_index()) == 1) {os << "\033[37m";} return os;}
inline void enable()
{
return detail::color_mode::status().enable();
}
inline void disable()
{
return detail::color_mode::status().disable();
}
inline bool should_color()
{
return detail::color_mode::status().should_color();
}
} // color_ansi
// ANSI escape sequence is the only and default colorization method currently
namespace color = color_ansi;
} // toml
#endif// TOML11_COLOR_HPP