corlor_stdout.cpp

corlor_stdout.cpp

#include <iostream>

// kaki sute module
namespace ksm
{
  enum class colors : std::uint8_t
  {
    black, red, green, yellow, blue, magenta, cyan, white, none
  };

  std::string to_string( const colors c )
  {
    return std::to_string(static_cast<std::uint8_t>(c));
  }
  
  void write() {}

  template < class T, class ... Ts >
  void write( const T & head,  const Ts & ... rest )
  {
    std::cout << head;
    write(rest ...);
  }
  
  template < class ... Ts >
  void write( colors forground, const Ts ... content )
  {
    const auto prefix = "\x1b[3" + to_string(forground) + "m";
    write(prefix, content ..., "\x1b[m");
  }

  template < class ... Ts >
  void writeln( colors forground, const Ts & ... content )
  {
    write(forground, content ...);
    std::cout << std::endl;
  }

}

int main()
{
  using namespace ksm;
  
  writeln(colors::red, "赤", 1, 'r');
  write(colors::blue, "青");
  write(colors::green, "緑");
  write(colors::yellow, "黄");
  write(colors::magenta, "紫");

  std::cout << std::endl;
  
  return 0;
}