test/minimal_file_reader.rb in iostreams-1.1.0 vs test/minimal_file_reader.rb in iostreams-1.1.1

@@ -2,10 +2,10 @@
 class MinimalFileReader
   def self.open(file_name)
     io = new(file_name)
     yield(io)
   ensure
-    io.close if io
+    io&.close
   end
 
   def initialize(file_name)
     @file = File.open(file_name)
   end