Module: Foobara::StateMachine::Callbacks::ClassMethods

Defined in:
foobara-0.0.110/projects/state_machine/src/callbacks.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#register_callback_methods ⇒ Object (readonly)

Returns the value of attribute register_callback_methods.



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# File 'foobara-0.0.110/projects/state_machine/src/callbacks.rb', line 42

def register_callback_methods
  @register_callback_methods
end

Instance Method Details

#class_callback_registry ⇒ Object 



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# File 'foobara-0.0.110/projects/state_machine/src/callbacks.rb', line 26

def class_callback_registry
  @class_callback_registry ||= Callback::Registry::Conditioned.new(
    from: states,
    transition: transitions,
    to: states
  )
end

#create_register_callback_methods ⇒ Object

0 before_any_transition 1 before_transition_to_<state> 2 before_transition_from_<state> 3 before_transition_from_<state>to<state> 4 before_<transition>_transition 5 before_<transition>transition_to<state> 6 before_<transition>transition_from<state>



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# File 'foobara-0.0.110/projects/state_machine/src/callbacks.rb', line 51

def create_register_callback_methods
  if register_callback_methods
    # :nocov:
    raise "Do not create register callback methods twice"
    # :nocov:
  end

  callback_methods = @register_callback_methods = []

  tos = Set.new
  transitions = Set.new
  froms = Set.new

  froms_to_tos = Set.new
  transitions_to_tos = Set.new
  froms_to_transitions = Set.new
  froms_transitions_tos = Set.new

  transition_map.each_pair do |from, to_map|
    froms << from
    to_map.each_pair do |transition, to|
      transitions << transition
      tos << to
      froms_to_tos << [from, to]
      transitions_to_tos << [transition, to]
      froms_to_transitions << [from, transition]
      froms_transitions_tos << [from, transition, to]
    end
  end

  Foobara::Callback::Block.types.each do |type|
    method_name = "#{type}_any_transition"
    callback_methods << method_name

    define_method method_name do |&block|
      register_transition_callback(type, &block)
    end

    froms.each do |from|
      method_name = "#{type}_transition_from_#{from}"
      callback_methods << method_name

      define_method method_name do |&block|
        register_transition_callback(type, from:, &block)
      end
    end

    transitions.each do |transition|
      method_name = "#{type}_#{transition}"
      callback_methods << method_name

      define_method method_name do |&block|
        register_transition_callback(type, transition:, &block)
      end
    end

    tos.each do |to|
      method_name = "#{type}_transition_to_#{to}"
      callback_methods << method_name

      define_method method_name do |&block|
        register_transition_callback(type, to:, &block)
      end
    end

    froms_to_tos.each do |(from, to)|
      method_name = "#{type}_transition_from_#{from}_to_#{to}"
      callback_methods << method_name

      define_method method_name do |&block|
        register_transition_callback(type, to:, from:, &block)
      end
    end

    transitions_to_tos.each do |(transition, to)|
      method_name = "#{type}_#{transition}_to_#{to}"
      callback_methods << method_name

      define_method method_name do |&block|
        register_transition_callback(type, transition:, to:, &block)
      end
    end

    froms_to_transitions.each do |(from, transition)|
      method_name = "#{type}_#{transition}_from_#{from}"
      callback_methods << method_name

      define_method method_name do |&block|
        register_transition_callback(type, transition:, from:, &block)
      end
    end

    froms_transitions_tos.each do |(from, transition, to)|
      method_name = "#{type}_#{transition}_from_#{from}_to_#{to}"
      callback_methods << method_name

      define_method method_name do |&block|
        register_transition_callback(type, transition:, from:, to:, &block)
      end
    end
  end
end

#register_transition_callback(type) ⇒ Object 



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# File 'foobara-0.0.110/projects/state_machine/src/callbacks.rb', line 38

def register_transition_callback(type, **, &)
  class_callback_registry.register_callback(type, **, &)
end

#remove_all_callbacks ⇒ Object 



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# File 'foobara-0.0.110/projects/state_machine/src/callbacks.rb', line 34

def remove_all_callbacks
  @class_callback_registry = nil
end