arpa.rb in whois-5.0.2

- old
+ new

@@ -1,11 +1,13 @@
+# frozen_string_literal: true
+
 #--
 # Ruby Whois
 #
 # An intelligent pure Ruby WHOIS client and parser.
 #
-# Copyright (c) 2009-2020 Simone Carletti <weppos@weppos.net>
+# Copyright (c) 2009-2021 Simone Carletti <weppos@weppos.net>
 #++
 
 
 module Whois
   class Server
@@ -20,28 +22,29 @@
         end
 
 
         private
 
-          # "127.1.168.192.in-addr.arpa" => "192.168.1.127"
-          # "1.168.192.in-addr.arpa" => "192.168.1.0"
-          # "168.192.in-addr.arpa" => "192.168.0.0"
-          # "192.in-addr.arpa" => "192.0.0.0"
-          # "in-addr.arpa" => "0.0.0.0"
-          def inaddr_to_ip(string)
-            unless string.match?(/^([0-9]{1,3}\.?){0,4}in-addr\.arpa$/)
-              raise ServerError, "Invalid .in-addr.arpa address"
-            end
-             a, b, c, d = string.scan(/[0-9]{1,3}\./).reverse
-            [a, b, c, d].map do |token|
-              token = (token ||= 0).to_i
-              if token <= 255 && token >= 0
-                token
-              else
-                raise ServerError, "Invalid .in-addr.arpa token `#{token}'"
-              end
-            end.join(".")
+        # "127.1.168.192.in-addr.arpa" => "192.168.1.127"
+        # "1.168.192.in-addr.arpa" => "192.168.1.0"
+        # "168.192.in-addr.arpa" => "192.168.0.0"
+        # "192.in-addr.arpa" => "192.0.0.0"
+        # "in-addr.arpa" => "0.0.0.0"
+        def inaddr_to_ip(string)
+          unless string.match?(/^([0-9]{1,3}\.?){0,4}in-addr\.arpa$/)
+            raise ServerError, "Invalid .in-addr.arpa address"
           end
+
+          a, b, c, d = string.scan(/[0-9]{1,3}\./).reverse
+          [a, b, c, d].map do |token|
+            token = (token || 0).to_i
+            if token <= 255 && token >= 0
+              token
+            else
+              raise ServerError, "Invalid .in-addr.arpa token `#{token}'"
+            end
+          end.join(".")
+        end
 
       end
 
     end
   end