Class: Brigadier::Runner

Inherits:
Object
  • Object
show all
Includes:
Helper
Defined in:
lib/brigadier/runner.rb

Instance Method Summary collapse

Methods included from Helper

#available_params_for, #display_help_for, #display_help_if_requested, #help, #help_requested?, #inverse_toggle_arg?, #option_or_toggle?, #sub_command?

Constructor Details

#initialize(args) ⇒ Runner

Returns a new instance of Runner.



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# File 'lib/brigadier/runner.rb', line 7

def initialize(args)
  @args = args
end

Instance Method Details

#run(*klasses) ⇒ Object 



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# File 'lib/brigadier/runner.rb', line 11

def run(*klasses)
  remaining_args = []
  args_to_process = []
  sub_command_to_execute = false
  full_args = args.dup

  collect_execute_blocks(klasses)

  klasses.each do |klass|
    remaining_args = args.dup

    until remaining_args.empty?
      arg = remaining_args.shift

      klass.sub_commands.each do |names, sub_command|
        next unless names.include?(arg)
        sub_command_to_execute = sub_command
        break
      end

      break if sub_command_to_execute

      args_to_process << arg
    end

    break if sub_command_to_execute
  end

  if sub_command_to_execute
    args_to_process += remaining_args
    sub_command_to_execute.execute(args_to_process, full_args)
  elsif default_command
    default_command.execute(args, full_args, klasses)
  elsif help_requested?(args)
    $stderr.puts
    help(klasses)
  else
    raise Exceptions::ExecuteBlockMissing.new(self), 'There is no execute {} block defined'
  end
rescue Exceptions::ExecuteBlockMissing, Exceptions::Base => e
  $stderr.puts "ERROR: #{e.message}"
  exit(Exceptions::ERROR_EXIT_CODE)
end