canhaz

canhaz.rb

# -*- encoding: utf-8 -*-

require 'thor'
require 'pathname'

module Canhaz

  class Commands < Thor
    desc "deploy","deploy"
    def deploy
      puts "deploying"
    end

    class Recipes < Thor
      desc "apply", "apply"
      def apply
        puts "applying"
      end
    end

    desc "recipes", "recipes"
    subcommand :recipes, Recipes
  end

end

Canhaz::Commands.start(ARGV)

# THIS IS WHAT I GET

# ./bin/canhaz -h
# Tasks:
#   canhaz apply           # apply
#   canhaz deploy          # deploy
#   canhaz help [COMMAND]  # Describe subcommands or one specific subcommand
#   canhaz help [TASK]     # Describe available tasks or one specific task
#   canhaz recipes         # recipes

# ./bin/canhaz recipes -h
# Tasks:
#   canhaz apply           # apply
#   canhaz help [COMMAND]  # Describe subcommands or one specific subcommand

# THIS IS WHAT I WANT

# ./bin/canhaz -h
# Tasks:
#   canhaz deploy          # deploy
#   canhaz recipes         # recipes
#   canhaz recipes apply   # apply
#   canhaz help [COMMAND]  # Describe subcommands or one specific subcommand
#   canhaz help [TASK]     # Describe available tasks or one specific task

# ./bin/canhaz recipes -h
# Tasks:
#   canhaz recipes apply           # apply
#   canhaz recipes help [COMMAND]  # Describe subcommands or one specific subcommand

patch.rb

class Canhaz::Thor < ::Thor

  class << self

    attr_accessor :superthor, :superthor_name
    def basename
      superthor ? "#{superthor.basename} #{superthor_name}" : superthor
    end

    def subcommand(subcommand, subcommand_class)
      self.subcommands << subcommand.to_s
      subcommand_class.subcommand_help subcommand
      subcommand_class.superthor = self
      subcommand_class.superthor_name = subcommand

      define_method(subcommand) { |*args| invoke subcommand_class, args }
    end

  end

end