ifs.rb

class QuitCommand
  def match?(input)
    input == 'q'
  end

  def exectute
    puts 'Goodbye'
  end
end
  
class TweetCommand
  def match?(input)
    input == 'tweet'
  end

    def exectute
    puts 'tweeting'
  end
end
  
class DirectMessageCommand
  def match?(input)
    input == 'dm'
  end

    def exectute
    puts 'direct messaging'
  end
end
  
class HelpCommand
  def match?(input)
    input == 'help'
  end

  def exectute
    puts 'helping'
  end
end

class NoActionCommand
  def match?
    true
  end

  def execute
  end
end
  
def process(input)
  quit = QuitCommand.new
  tweet = TweetCommand.new
  dm = DirectMessageCommand.new
  help = HelpCommand.new
  no_action = NoActionCommand.new
  
  commands = [quit, tweet, dm, help, no_action]

  found_command = commands.find do |command| 
    command.match?(input)
  end

  found_command.execute
end