Thor namespace with custom binary Fake gem name: example

cli.rb

# lib/example/cli.rb

module Example
  class CLI < Thor
    include Thor::Actions
    include ExitCode

    namespace :default

    source_root Example.root_path

    class_option :verbose, :aliases => '-v', :type => :boolean
    class_option :version, :aliases => '-V', :type => :boolean

    desc "init", "Initialize the example"
    def init
      copy_file 'data/config.rb', 'config/example.rb'
    end

    desc "something <foo> [<other args>]", "Does something"
    def something(foo, *args)
      run "external_command FOO=#{rails_env} #{args.join(' ')}"
    end

    # Fixes thor's banners when used with :default namespace
    def self.banner(command, namespace = nil, subcommand = false)
      "#{basename} #{command.formatted_usage(self, false, subcommand)}"
    end

    class Bar < Thor
      include ExitCode

      namespace :bar

      desc "other [<more args>]", "Does other"
      def other(*args)
        run "other_external_command #{args.join(' ')}"
      end
    end
  end
end

# Usage:
# example init
# example something foo
# example bar:other

example

# bin/example

#!/usr/bin/env ruby

require 'example'
$thor_runner = true
Example::CLI.start(ARGV)

example.rb

# lib/example.rb

module Example
  ROOT = File.expand_path('../../', __FILE__)
  
  require 'example/version'
  
  autoload :ExitCode, 'example/exit_code.rb'
  autoload :CLI, 'example/cli.rb'
  
  def self.root_path(*a)
    File.join ROOT, *a
  end
end

exit_code.rb

# lib/example/exit_code.rb

module Example
  module ExitCode
    private
    def self.exit_on_failure?
      true
    end
  end
end