lib/rack/common_logger.rb in rack-2.2.3 vs lib/rack/common_logger.rb in rack-2.2.3.1

@@ -58,10 +58,13 @@
         env[SERVER_PROTOCOL],
         status.to_s[0..3],
         length,
         Utils.clock_time - began_at ]
 
+      msg.gsub!(/[^[:print:]\n]/) { |c| "\\x#{c.ord}" }
+
       logger = @logger || env[RACK_ERRORS]
+
       # Standard library logger doesn't support write but it supports << which actually
       # calls to write on the log device without formatting
       if logger.respond_to?(:write)
         logger.write(msg)
       else