docs: function setup() {
  
      // check if config directory is given
      if( _config_path !== -1 ) {
  
        // get path
        var config_path = path.resolve( process.argv[ _config_path + 1 ] );
  
        // check if directory exists and is a valid directory
        fs.stat( config_path, function( err, stats ) {
          if( err && err.code === "ENOENT" ) {
            process.stdout.write( "The given directory doesn't exists.\n".red );
          } else if( err ) {
  
            // unknown error
            process.stdout.write( (err.message + "\n").red );
          } else if( !stats.isDirectory() ) {
            process.stdout.write( "The given config directory is not an actual directory.\n".red );
          } else {
            readConfigDir( config_path );
          }
        } );
        return;
      }
  
      // ask for config directory
      ask( "Where are your config files? ", function( c_path ) {
          readConfigDir( c_path );
      } );
  }