Module: StatePattern::ClassMethods

Defined in:
lib/state_pattern.rb

Instance Method Summary collapse

Instance Method Details

#add_state_class(state_class) ⇒ Object 



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# File 'lib/state_pattern.rb', line 28

def add_state_class(state_class)
  state_classes << state_class
end

#add_states(*state_classes) ⇒ Object 



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# File 'lib/state_pattern.rb', line 22

def add_states(*state_classes)
  state_classes.each do |state_class|
    add_state_class(state_class)
  end
end

#delegate_all_state_events ⇒ Object 



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# File 'lib/state_pattern.rb', line 45

def delegate_all_state_events
  state_methods.each do |state_method|
    define_method state_method do |*args|
      delegate_to_event(state_method)
    end
  end
end

#initial_state_class ⇒ Object 



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# File 'lib/state_pattern.rb', line 14

def initial_state_class
  @initial_state_class
end

#set_initial_state(state_class) ⇒ Object 



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# File 'lib/state_pattern.rb', line 18

def set_initial_state(state_class)
  @initial_state_class = state_class
end

#state_classes ⇒ Object 



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# File 'lib/state_pattern.rb', line 10

def state_classes
  @state_classes ||= []
end

#state_methods ⇒ Object 



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# File 'lib/state_pattern.rb', line 53

def state_methods
  state_classes.map{|state_class| state_class.public_instance_methods(false)}.flatten.uniq
end

#transitions_hash ⇒ Object 



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# File 'lib/state_pattern.rb', line 41

def transitions_hash
  @transitions_hash
end

#valid_transitions(transitions_hash) ⇒ Object 



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# File 'lib/state_pattern.rb', line 32

def valid_transitions(transitions_hash)
  @transitions_hash = transitions_hash
  @transitions_hash.each do |key, value|
    if !value.respond_to?(:to_ary)
      @transitions_hash[key] = [value]
    end
  end
end