examples/get_character.rb
#!/usr/bin/env ruby
# encoding: utf-8
require "rubygems"
require "highline/import"
puts "Using: #{HighLine.default_instance.terminal.class}"
puts
choices = "ynaq"
answer = ask("Your choice [#{choices}]? ") do |q|
q.echo = false
q.character = true
q.validate = /\A[#{choices}]\Z/
end
say("Your choice: #{answer}")