From e8410088b633313dd31f2604bfdf6d892e93f2e0 Mon Sep 17 00:00:00 2001
From: Daniel Gollahon <daniel@blockscore.com>
Date: Sat, 28 Jan 2017 15:00:19 -0800
Subject: [PATCH] Add select -> reject and inverse mutations

Mutates
- a.select(b) -> a.reject(b)
- a.reject(b) -> a.select(b)
---
 lib/mutest/mutator/node/send.rb |  6 ++++--
 meta/send.rb                    | 14 ++++++++++++++
 2 files changed, 18 insertions(+), 2 deletions(-)

diff --git a/lib/mutest/mutator/node/send.rb b/lib/mutest/mutator/node/send.rb
index 8af5611c..9c88453e 100644
--- a/lib/mutest/mutator/node/send.rb
+++ b/lib/mutest/mutator/node/send.rb
@@ -25,6 +25,8 @@ class Send < self
           fetch:         %i[key?],
           first:         %i[last],
           flat_map:      %i[map],
+          grep_v:        %i[grep],
+          grep:          %i[grep_v],
           gsub:          %i[sub],
           is_a?:         %i[instance_of?],
           kind_of?:      %i[instance_of?],
@@ -33,12 +35,12 @@ class Send < self
           match:         %i[match?],
           method:        %i[public_method],
           pop:           %i[last],
+          reject:        %i[select],
           reverse_each:  %i[each],
           reverse_map:   %i[map each],
           reverse_merge: %i[merge],
           sample:        %i[first last],
-          grep:          %i[grep_v],
-          grep_v:        %i[grep],
+          select:        %i[reject],
           send:          %i[public_send __send__],
           shift:         %i[first],
           to_a:          %i[to_ary to_set],
diff --git a/meta/send.rb b/meta/send.rb
index 461af27f..a41b4311 100644
--- a/meta/send.rb
+++ b/meta/send.rb
@@ -810,3 +810,17 @@
   mutation 'a.grep_v(self)'
   mutation 'a.grep(b)'
 end
+
+Mutest::Meta::Example.add :send do
+  source 'select'
+
+  singleton_mutations
+  mutation 'reject'
+end
+
+Mutest::Meta::Example.add :send do
+  source 'reject'
+
+  singleton_mutations
+  mutation 'select'
+end