options.rb in packetgen-3.1.4

- old
+ new

@@ -1,12 +1,12 @@
+# frozen_string_literal: true
+
 # This file is part of PacketGen
 # See https://github.com/sdaubert/packetgen for more informations
 # Copyright (C) 2016 Sylvain Daubert <sylvain.daubert@laposte.net>
 # This program is published under MIT license.
 
-# frozen_string_literal: true
-
 module PacketGen
   module Header
     class IP
       # Class to handle IP options
       # @author Sylvain Daubert
@@ -17,12 +17,10 @@
 
         # Get binary string
         # @return [String]
         def to_s
           str = super
-          if str.length % 4 != 0
-            str += ([0] * (4 - (str.length % 4))).pack('C*')
-          end
+          str += ([0] * (4 - (str.length % 4))).pack('C*') if str.length % 4 != 0
           str
         end
 
         private
 