lib/mutant/mutator/node/binary.rb in mutant-0.5.18 vs lib/mutant/mutator/node/binary.rb in mutant-0.5.19

@@ -22,10 +22,10 @@
         # @return [undefined]
         #
         # @api private
         #
         def dispatch
-          emit_nil
+          emit_singletons
           emit(left)
           emit(right)
           mutate_operator
           mutate_operands
         end