Merge pull request #1615 from will-in-wi/rubocop_while_until_modifier

Enable WhileUntilModifier cop

Author: mikejohn857

.rubocop.yml

@@ -59,8 +59,6 @@ Style/SingleLineBlockParams:
   Enabled: false
 Style/Not:
   Enabled: false
-Style/WhileUntilModifier:
-  Enabled: false
 Style/RescueModifier:
   Enabled: false
 Style/SpecialGlobalVars:

lib/capistrano/configuration.rb

@@ -51,9 +51,7 @@ def delete(key)
 
     def fetch(key, default=nil, &block)
       value = fetch_for(key, default, &block)
-      while callable_without_parameters?(value)
-        value = set(key, value.call)
-      end
+      value = set(key, value.call) while callable_without_parameters?(value)
       return value
     end