Class: ActiveFacts::Metamodel::ValueType

Inherits:
DomainObjectType show all
Defined in:
lib/activefacts/metamodel/metamodel.rb,
lib/activefacts/metamodel/extensions.rb

Instance Attribute Summary

Attributes inherited from ObjectType

#injected_surrogate_role

Instance Method Summary collapse

Methods inherited from ObjectType

#all_role_transitive, #is_partitioned, #is_separate, #is_static

Instance Method Details

#all_subtype ⇒ Object Also known as: subtypes 



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# File 'lib/activefacts/metamodel/extensions.rb', line 511

def all_subtype
  all_value_type_as_supertype
end

#all_supertype ⇒ Object 



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# File 'lib/activefacts/metamodel/extensions.rb', line 503

def all_supertype
  Array(supertype)
end

#all_value_type_parameter_transitive ⇒ Object 



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# File 'lib/activefacts/metamodel/extensions.rb', line 537

def all_value_type_parameter_transitive
  supertypes_transitive.flat_map{|st| st.all_value_type_parameter.to_a}
end

#applicable_parameter_restrictions(parameter_name, include_base_type = false) ⇒ Object 



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# File 'lib/activefacts/metamodel/extensions.rb', line 541

def applicable_parameter_restrictions parameter_name, include_base_type = false
  vtp = all_value_type_parameter_transitive.detect{|vtp| vtp.name == parameter_name }
  return [] if !vtp || vtp.value_type == self
  vtpr = all_value_type_parameter_restriction.select{|vtpr| vtpr.value_type_parameter == vtp }
  if vtpr.empty?
    supertype.applicable_parameter_restrictions parameter_name
  else
    vtpr
  end
end

#common_supertype(other) ⇒ Object 



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# File 'lib/activefacts/metamodel/extensions.rb', line 520

def common_supertype(other)
  return nil unless other.is_a?(ActiveFacts::Metamodel::ValueType)
  return self if other.supertypes_transitive.include?(self)
  return other if supertypes_transitive.include(other)
  nil
end

#is_auto_assigned ⇒ Object

Is this ValueType auto-assigned? Returns either 'assert', 'commit', otherwise nil.



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# File 'lib/activefacts/metamodel/extensions.rb', line 528

def is_auto_assigned
  type = self
  while type
    return type.transaction_phase || 'commit' if type.name =~ /^Auto/ || type.transaction_phase
    type = type.supertype
  end
  nil
end

#subtypes_transitive ⇒ Object 



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# File 'lib/activefacts/metamodel/extensions.rb', line 516

def subtypes_transitive
  [self] + subtypes.map{|st| st.subtypes_transitive}.flatten
end

#supertypes_transitive ⇒ Object 



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# File 'lib/activefacts/metamodel/extensions.rb', line 507

def supertypes_transitive
  [self] + (supertype ? supertype.supertypes_transitive : [])
end