Class: RailsMachine::Configuration

Inherits:
Object
  • Object
show all
Defined in:
lib/rails_machine/configuration.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Configuration

Returns a new instance of Configuration.



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# File 'lib/rails_machine/configuration.rb', line 6

def initialize
  @states = {}
  @init_states = []
  @transitions = Hash.new{|hash,key| hash[key] = [] }
end

Instance Attribute Details

#init_states ⇒ Object (readonly)

Returns the value of attribute init_states.



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# File 'lib/rails_machine/configuration.rb', line 4

def init_states
  @init_states
end

#states ⇒ Object (readonly)

Returns the value of attribute states.



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# File 'lib/rails_machine/configuration.rb', line 4

def states
  @states
end

#transitions ⇒ Object (readonly)

Returns the value of attribute transitions.



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# File 'lib/rails_machine/configuration.rb', line 4

def transitions
  @transitions
end

Instance Method Details

#init_state(state) ⇒ Object 



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# File 'lib/rails_machine/configuration.rb', line 17

def init_state(state)
  @init_states << state
end

#next_id ⇒ Object 



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# File 'lib/rails_machine/configuration.rb', line 30

def next_id
  if @states.empty?
    0
  else
    @states.values.max.next
  end
end

#run(&blk) ⇒ Object

Just runs code



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# File 'lib/rails_machine/configuration.rb', line 13

def run(&blk)
  self.instance_eval(&blk)
end

#state(name, id: next_id) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/rails_machine/configuration.rb', line 21

def state(name, id: next_id)
  raise ArgumentError, "State :#{name} is already defined" if @states.key?(name)
  @states[name] = id
end

#transition(from: :any, to: :any, guards: []) ⇒ Object 



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# File 'lib/rails_machine/configuration.rb', line 26

def transition(from: :any, to: :any, guards: [])
  @transitions[from] << { to: to, guards: guards }
end