lib/whois/server/socket_handler.rb in whois-6.0.0 vs lib/whois/server/socket_handler.rb in whois-6.0.1

@@ -7,12 +7,12 @@
 #
 # Copyright (c) 2009-2024 Simone Carletti <[e-mail]>
 #++
 
 
-require 'socket'
-require 'whois/errors'
+require "socket"
+require "whois/errors"
 
 
 module Whois
   class Server
 
@@ -56,10 +56,10 @@
       def execute(query, *args)
         client = TCPSocket.new(*args)
         client.write("#{query}\r\n")    # I could use put(foo) and forget the \n
         client.read                     # but write/read is more symmetric than puts/read
       ensure                            # and I really want to use read instead of gets.
-        client.close if client          # If != client something went wrong.
+        client&.close # If != client something went wrong.
       end
     end
 
   end
 end