# frozen_string_literal: true Mutant::Meta::Example.add :ivasgn do source '@a = true' singleton_mutations mutation '@a__mutant__ = true' mutation '@a = false' mutation '@a = nil' end Mutant::Meta::Example.add :ivasgn do source '@a &&= 1' singleton_mutations mutation '@a__mutant__ &&= 1' mutation '@a &&= nil' mutation '@a &&= 0' mutation '@a &&= -1' mutation '@a &&= 2' mutation '@a &&= self' end