lib/nanoc/helpers/blogging.rb in nanoc-4.7.9 vs lib/nanoc/helpers/blogging.rb in nanoc-4.7.10

@@ -1,5 +1,7 @@
+# frozen_string_literal: true
+
 module Nanoc::Helpers
   # @see http://nanoc.ws/doc/reference/helpers/#blogging
   module Blogging
     # @return [Array]
     def articles
@@ -48,10 +50,10 @@
         validate_feed_item
         validate_articles
       end
 
       def build
-        buffer = ''
+        buffer = String.new
         xml = Builder::XmlMarkup.new(target: buffer, indent: 2)
         build_for_feed(xml)
         buffer
       end