Example usage of Thor (A command line building gem) In a Thor class, public methods become commands.

test.thor

# Sample for Thor
# https://github.com/erikhuda/thor/wiki/Getting-Started
# Important command
#   - thor list => This lists down all the .thor files with the tasks
#   - thor help test:example

  # Usage: "thor test:example".

  # Usage: "thor test:example_with_arg FILE".

  # Usage:
  #   thor test:example_with_options FILE
  #   thor test:example_with_options FILE --delete
  #   thor test:example_with_options FILE -d
  # Options:
  #   -d, [--delete=DELETE]  # Delete the file after parsing it
  # More details: https://github.com/erikhuda/thor/wiki/Method-Options

require "thor"

class Test < Thor

  desc "example_with_arg FILE", "an example command which take arguments"
  def example_with_arg(file)
    puts "The arg you provided is #{file}"
  end

  desc "simple_command", "an example command"
  def simple_command
    puts "This is an example of Thor command"
  end

  desc "example_with_options FILE", "an example command which take an argument and option"
  method_option :delete, :aliases => "-d", :desc => "Delete the file after parsing it"
  def example(file)
    puts "You supplied the file: #{file}"
    delete_file = options[:delete]
    if delete_file
      puts "You specified that you would like to delete #{file}"
    else
      puts "You do not want to delete #{file}"
    end
  end

end