Class: Mutator::Transition

Inherits:
Object
  • Object
show all
Defined in:
lib/mutator/transition.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(opts) ⇒ Transition

Returns a new instance of Transition.



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# File 'lib/mutator/transition.rb', line 5

def initialize opts
  @to = opts.fetch(:to)
  @from = opts.fetch(:from)
  @machine = opts.fetch(:machine)
end

Instance Attribute Details

#from ⇒ Object (readonly)

Returns the value of attribute from.



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# File 'lib/mutator/transition.rb', line 3

def from
  @from
end

#machine ⇒ Object (readonly)

Returns the value of attribute machine.



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# File 'lib/mutator/transition.rb', line 3

def machine
  @machine
end

#to ⇒ Object (readonly)

Returns the value of attribute to.



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# File 'lib/mutator/transition.rb', line 3

def to
  @to
end

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/mutator/transition.rb', line 23

def == other
  to == other.to && from == other.from && machine == other.machine
end

#call ⇒ Object 



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# File 'lib/mutator/transition.rb', line 11

def call
  stateholder.state = to if valid?
end

#eql?(other) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/mutator/transition.rb', line 27

def eql? other
  public_send :==, other
end

#stateholder ⇒ Object 



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# File 'lib/mutator/transition.rb', line 19

def stateholder
  machine.stateholder
end

#valid? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/mutator/transition.rb', line 15

def valid?
  transitions.length > 0
end