Module: StateManager::DSL::State

Included in:
State
Defined in:
lib/state_manager/dsl.rb

Instance Method Summary collapse

Instance Method Details

#event(name, options = {}, &block) ⇒ Object

Specifies an event on the current state



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# File 'lib/state_manager/dsl.rb', line 26

def event(name, options={}, &block)
  name = name.to_sym
  event = options.dup
  event[:name] = name
  specification.events[name] = event
  define_method name, &block if block_given?
end

#initial_state(value) ⇒ Object

The initial state



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# File 'lib/state_manager/dsl.rb', line 35

def initial_state(value)
  specification.initial_state = value
end

#state(name, klass = nil, &block) ⇒ Object

Specifies a state that is a child of the current state



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# File 'lib/state_manager/dsl.rb', line 8

def state(name, klass=nil, &block)
  # If no base class is specified we look for a class inside the current
  # state's class which has the same name as the state
  const_name = name.to_s.classify
  klass ||= if const_defined?(const_name, false)
    self.const_get(const_name)
  else
    Class.new(StateManager::State)
  end
  klass = Class.new(klass, &block) if block_given?

  remove_const const_name if const_defined?(const_name, false)
  const_set(const_name, klass)

  specification.states[name.to_sym] = klass
end