Class: RailsStateMachine::StateMachine

Inherits:
Object
  • Object
show all
Defined in:
lib/rails_state_machine/state_machine.rb

Instance Method Summary collapse

Constructor Details

#initialize(model) ⇒ StateMachine

Returns a new instance of StateMachine.



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# File 'lib/rails_state_machine/state_machine.rb', line 3

def initialize(model)
  @model = model

  model_constant('StateMachineMethods', Module.new)
  @model.include(@model::StateMachineMethods)

  @states_by_name = {}
  @events_by_name = {}
end

Instance Method Details

#configure(&block) ⇒ Object 



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# File 'lib/rails_state_machine/state_machine.rb', line 13

def configure(&block)
  instance_eval(&block)

  define_state_methods
  define_state_constants
  register_initial_state

  define_event_methods

  register_callbacks
  register_validations
  register_state_machine

  define_model_methods
end

#event_names ⇒ Object 



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# File 'lib/rails_state_machine/state_machine.rb', line 41

def event_names
  @events_by_name.keys
end

#events ⇒ Object 



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# File 'lib/rails_state_machine/state_machine.rb', line 37

def events
  @events_by_name.values
end

#find_event(name) ⇒ Object 



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# File 'lib/rails_state_machine/state_machine.rb', line 45

def find_event(name)
  @events_by_name.fetch(name.to_sym)
end

#has_state?(name) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rails_state_machine/state_machine.rb', line 49

def has_state?(name)
  @states_by_name.key?(name.to_sym)
end

#state_names ⇒ Object 



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# File 'lib/rails_state_machine/state_machine.rb', line 33

def state_names
  @states_by_name.keys
end

#states ⇒ Object 



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# File 'lib/rails_state_machine/state_machine.rb', line 29

def states
  @states_by_name.values
end