send.rb in mutant-0.10.25

- old
+ new

@@ -15,10 +15,12 @@
 
         SELECTOR_REPLACEMENTS = IceNine.deep_freeze(
           :< =>          %i[== eql? equal?],
           :<= =>         %i[< == eql? equal?],
           :== =>         %i[eql? equal?],
+          :=== =>        %i[is_a?],
+          :=~ =>         %i[match?],
           :> =>          %i[== eql? equal?],
           :>= =>         %i[> == eql? equal?],
           __send__:      %i[public_send],
           all?:          %i[any?],
           any?:          %i[all?],
@@ -29,10 +31,11 @@
           gsub:          %i[sub],
           is_a?:         %i[instance_of?],
           kind_of?:      %i[instance_of?],
           map:           %i[each],
           method:        %i[public_method],
+          match:         %i[match?],
           reverse_each:  %i[each],
           reverse_map:   %i[map each],
           reverse_merge: %i[merge],
           send:          %i[public_send __send__],
           to_a:          %i[to_ary],
@@ -79,16 +82,24 @@
           mutate_receiver
           mutate_arguments
         end
 
         def emit_selector_specific_mutations
+          emit_predicate_mutations
           emit_array_mutation
           emit_static_send
           emit_const_get_mutation
           emit_integer_mutation
           emit_dig_mutation
           emit_double_negation_mutation
           emit_lambda_mutation
+        end
+
+        def emit_predicate_mutations
+          return unless selector.match?(/\?\z/) && !selector.equal?(:defined?)
+
+          emit(s(:true))
+          emit(s(:false))
         end
 
         def emit_array_mutation
           return unless selector.equal?(:Array) && possible_kernel_method?
 