Class: Roby::EventConstraints::UnboundTaskPredicate::Negate

Inherits:
UnboundTaskPredicate
  • Object
show all
Defined in:
lib/roby/event_constraints.rb

Overview

Representation of predicates UnboundPredicateSupport#negate and UnboundTaskPredicate#negate

See documentation from UnboundTaskPredicate

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(pred) ⇒ Negate

Returns a new instance of Negate.



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# File 'lib/roby/event_constraints.rb', line 454

def initialize(pred)
    @predicate = pred
    super()
end

Instance Attribute Details

#predicate ⇒ Object (readonly)

Returns the value of attribute predicate.



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# File 'lib/roby/event_constraints.rb', line 452

def predicate
  @predicate
end

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/roby/event_constraints.rb', line 459

def ==(other)
    other.kind_of?(Negate) && other.predicate == predicate
end

#code ⇒ Object 



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# File 'lib/roby/event_constraints.rb', line 479

def code
    "!(#{predicate.code})"
end

#explain_false(task) ⇒ Object 



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# File 'lib/roby/event_constraints.rb', line 467

def explain_false(task)
    predicate.explain_true(task)
end

#explain_static(task) ⇒ Object 



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# File 'lib/roby/event_constraints.rb', line 471

def explain_static(task)
    predicate.explain_static(task)
end

#explain_true(task) ⇒ Object 



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# File 'lib/roby/event_constraints.rb', line 463

def explain_true(task)
    predicate.explain_false(task)
end

#required_events ⇒ Object 



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# File 'lib/roby/event_constraints.rb', line 475

def required_events
    predicate.required_events
end

#static?(task) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/roby/event_constraints.rb', line 483

def static?(task)
    predicate.static?(task)
end

#to_s ⇒ Object 



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# File 'lib/roby/event_constraints.rb', line 487

def to_s
    "!#{predicate}"
end