Module: Seatbelt::TapeDeck::ClassMethods

Includes:
Seatbelt::Tapes::Util::Delegate
Defined in:
lib/seatbelt/tape_deck.rb

Instance Method Summary collapse

Methods included from Seatbelt::Tapes::Util::Delegate

#delegate_answer, #get_answer_from_tape

Instance Method Details

#respond(question) ⇒ Object Also known as: answer

Public: Detects an answer that matches the question and calls the translation block.

question - The question or query as String

Raises:



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# File 'lib/seatbelt/tape_deck.rb', line 58

def respond(question)
  found_answer = nil
  tapes.each do |tape|
    found_answer = get_answer_from_tape(tape, :question => question)
    break if found_answer
  end
  raise Seatbelt::Errors::NoTapeFoundForQueryError unless found_answer
  delegate_answer(found_answer, :question => question) if found_answer
end

#tapes ⇒ Object

A store to hold tapes for the class that implements the module.

Returns store.



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# File 'lib/seatbelt/tape_deck.rb', line 23

def tapes
  @tapes = [] if @tapes.nil?
  @tapes
end

#use_tape(tape_name) ⇒ Object Also known as: add_tape

Public: Adds a tape to the tape store. If a passed tape is already included in the store, it will not included a second time.

tape_name - (class) name of the tape.



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# File 'lib/seatbelt/tape_deck.rb', line 33

def use_tape(tape_name)
  unless tape_name.in?(tapes)
    unless tape_name.tape_deck.nil?
      raise Seatbelt::Errors::MultipleTapeUsageDetectedError
    end
    tape_name.tape_deck.nil?
    tape_name.tape_deck = Module.const_get(self.name)
    tapes << tape_name
  end
end

#use_tapes(*tapes) ⇒ Object

Public: Adds a bunch of tapes to the store. See #use_tape.

*tapes - A list of tapes.



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# File 'lib/seatbelt/tape_deck.rb', line 49

def use_tapes(*tapes)
  tapes.flatten.each { |tape| self.use_tape(tape) }
end