Add mutation from #reverse_merge to #merge

[fix #214]

Changelog.md

@@ -4,6 +4,7 @@
 * Add -j, --jobs flag to control concurrency.
 * Fix blind spots on send with block.
 * Add mutation from `foo { bar }` to `bar`
+* Add mutation from `reverse_merge` to `merge`
 * Fix reporting of diff errors to include context [tjchambers]
 
 # v0.5.26 2014-07-07

lib/mutant/mutator/node/send.rb

@@ -15,6 +15,7 @@ module Mutant
           kind_of?:      [:instance_of?],
           is_a?:         [:instance_of?],
           reverse_each:  [:each],
+          reverse_merge: [:merge],
           map:           [:each],
           send:          [:public_send],
           gsub:          [:sub],

meta/send.rb

@@ -7,6 +7,13 @@ Mutant::Meta::Example.add do
   mutation 'each'
 end
 
+Mutant::Meta::Example.add do
+  source 'reverse_merge'
+
+  singleton_mutations
+  mutation 'merge'
+end
+
 Mutant::Meta::Example.add do
   source 'reverse_map'