lib/middleman-webp/converter.rb in middleman-webp-1.0.2 vs lib/middleman-webp/converter.rb in middleman-webp-1.0.3

@@ -32,12 +32,15 @@
       def convert_images(paths, &_after_conversion)
         paths.each do |p|
           begin
             dst = destination_path(p)
             exec_convert_tool(p, dst)
-            yield File.new(p), File.new(dst.to_s)
+            yield (src_file = File.new(p)), (dest_file = File.new(dst.to_s))
           rescue StandardError => e
             @builder.trigger :error, "Converting #{p} failed", e.backtrace
+          ensure
+            src_file&.close
+            dest_file&.close
           end
         end
       end
 
       def exec_convert_tool(src, dst)