module ResponderBot

# File lib/responder_bot.rb, line 4
def self.default_matchers
  {
    quit: Regexp.new('^qu?i?t?', 'i'),
    exit: Regexp.new('^ex?i?t?', 'i'),
    yes: Regexp.new('^y', 'i'),
    no: Regexp.new('^n', 'i'),
    number: /^[0-9]+/,

    # The likert scale is a psychometric scale often used in surveys /
    # questionnaires and has a lot of research backing it's effectiveness.
    # https://en.wikipedia.org/wiki/Likert_scale
    likert: ->(text) { (1..5).cover?(text.strip[0].to_i) }
  }
end