method

current_state

v2.3.8 - Show latest stable - 0 notes - Class: ActiveModel::StateMachine

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current_state(name = nil, new_state = nil, persist = false) public

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# File activemodel/lib/active_model/state_machine.rb, line 42
    def current_state(name = nil, new_state = nil, persist = false)
      sm   = self.class.state_machine(name)
      ivar = sm.current_state_variable
      if name && new_state
        if persist && respond_to?(:write_state)
          write_state(sm, new_state)
        end

        if respond_to?(:write_state_without_persistence)
          write_state_without_persistence(sm, new_state)
        end

        instance_variable_set(ivar, new_state)
      else
        instance_variable_set(ivar, nil) unless instance_variable_defined?(ivar)
        value = instance_variable_get(ivar)
        return value if value

        if respond_to?(:read_state)
          value = instance_variable_set(ivar, read_state(sm))
        end

        value || sm.initial_state
      end
    end

current_state

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