Thor select action

select.rb

def select msg, elements
  elements.each_with_index do |element, index|
    say(block_given? ? yield(element, index + 1) : ("#{index + 1}. #{element.to_s}"))
  end
  result = ask(msg,  :limited_to => (1..elements.count).map(&:to_s), :print_limits => false).to_i
  elements[result - 1]
end