Class: Arel::Predicates::Predicate

Inherits:
Object
  • Object
show all
Defined in:
lib/arel/algebra/predicates.rb

Direct Known Subclasses

Binary, Polyadic, Unary

Instance Method Summary collapse

Instance Method Details

#and(other_predicate) ⇒ Object 



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# File 'lib/arel/algebra/predicates.rb', line 8

def and(other_predicate)
  And.new(self, other_predicate)
end

#complement ⇒ Object 



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# File 'lib/arel/algebra/predicates.rb', line 12

def complement
  Not.new(self)
end

#not ⇒ Object 



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# File 'lib/arel/algebra/predicates.rb', line 16

def not
  self.complement
end

#or(other_predicate) ⇒ Object 



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# File 'lib/arel/algebra/predicates.rb', line 4

def or(other_predicate)
  Or.new(self, other_predicate)
end