Class: ADSL::DS::DSOneOf

Inherits:
DSNode show all
Defined in:
lib/adsl/ds/data_store_spec.rb,
lib/adsl/spass/spass_ds_extensions.rb

Instance Method Summary collapse

Methods inherited from DSNode

#list_entity_classes_read, #list_entity_classes_written_to, #replace, #replace_var

Instance Method Details

#prepare_action(translation) ⇒ Object 



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# File 'lib/adsl/spass/spass_ds_extensions.rb', line 829

def prepare_action(translation)
  @objset.prepare_action translation
end

#resolve_action_objset(translation, ps, var) ⇒ Object 



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# File 'lib/adsl/spass/spass_ds_extensions.rb', line 833

def resolve_action_objset(translation, ps, var)
  context = translation.context
  pred = translation.create_predicate :one_of, context.level + 1
  translation.gen_formula_for_unique_arg(pred, context.level)
  translation.reserve_names context.p_names, :o do |subps, o|
    co_in_objset = @objset.resolve_action_objset(translation, subps, o)
    translation.create_formula FOL::ForAll.new(subps, FOL::Equiv.new(
      FOL::Exists.new(o, FOL::And.new(translation.prev_state[subps, o], pred[subps, o])),
      FOL::Exists.new(o, FOL::And.new(translation.prev_state[subps, o], co_in_objset))
    ))
    translation.create_formula FOL::ForAll.new(subps, o,
      FOL::Implies.new(pred[subps, o], FOL::And.new(translation.prev_state[subps, o], co_in_objset))
    )
  end
  return pred[ps, var]
end

#type ⇒ Object 



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# File 'lib/adsl/ds/data_store_spec.rb', line 223

def type
  @objset.type
end