Method: CommandParser#help

Defined in:
lib/mkit/client/command_parser.rb

#help(cause: nil, cmd: nil) ⇒ Object 



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# File 'lib/mkit/client/command_parser.rb', line 204

def help(cause: nil, cmd: nil)
  msg = ''
  if cause.nil?
    my_cmd = cmd
  else
    msg += "MKIt: #{cause.message}\n"
    my_cmd = cause.command
  end
  if my_cmd.nil?
    msg += "\nUsage: mkit <command> [options]\n\n"
    msg += "Micro k8s on Ruby - a simple tool to mimic a (very) minimalistic k8 cluster\n\n"
    msg += "Commands:\n\n"
    dict.each do |c|
      msg += format_cmd_help_msg(c)
    end
    msg += "\n"
    msg += "Run ' mkit help <command>' for specific command information.\n\n"
  else
    # todo mkit help profile set
    msg += format("\nUsage: mkit %s %s\n\n", my_cmd[:cmd], my_cmd[:usage].nil? ? '' : my_cmd[:usage].join(' '))
    msg += format("%s\n", my_cmd[:help])
    if !my_cmd[:options].nil? || !my_cmd[:args].nil?
      msg += "\nOptions:\n"
      # command
      unless my_cmd[:options].nil?
        my_cmd[:options].each  do |c|
          msg += format_cmd_help_msg(c)
        end
      end
      # args
      unless my_cmd[:args].nil?
        # values only first
        cmd_args = my_cmd[:args].select{ |arg| (arg[:type].nil? || arg[:type].to_sym == :value) && !arg[:help].nil?}
        cmd_args.each do |arg|
          msg += format_arg_help_msg(arg)
        end
        cmd_args = my_cmd[:args].select{ |arg| !arg[:type].nil? && (arg[:type].to_sym == :option || arg[:type].to_sym == :flag)}
        cmd_args.each  do |arg|
          msg += format_arg_help_msg(arg)
        end
      end
    end
    msg += "\n"
  end
  puts msg
  exit 1
end