lib/ipaddress.rb in ipaddress-0.7.5 vs lib/ipaddress.rb in ipaddress-0.8.0

@@ -12,13 +12,11 @@
 #
 #++
 
 require 'ipaddress/ipv4'
 require 'ipaddress/ipv6'
-require 'ipaddress/extensions/extensions'
 
-
 module IPAddress
 
   NAME            = "IPAddress"
   GEM             = "ipaddress"
   AUTHORS         = ["Marco Ceresa <[e-mail]>"]
@@ -143,10 +141,13 @@
     return true if /\A[\dA-Fa-f]{1,4}(:[\dA-Fa-f]{1,4})*::([\dA-Fa-f]{1,4}(:[\dA-Fa-f]{1,4})*:)?/ =~ addr && valid_ipv4?($')
     return true if /\A::([\dA-Fa-f]{1,4}(:[\dA-Fa-f]{1,4})*:)?/ =~ addr && valid_ipv4?($')
     false
   end
 
+  # 
+  # Deprecate method
+  #
   def self.deprecate(message = nil) # :nodoc:
     message ||= "You are using deprecated behavior which will be removed from the next major or minor release."
     warn("DEPRECATION WARNING: #{message}")
   end
   
@@ -183,6 +184,19 @@
 #
 def IPAddress(str)
   IPAddress::parse str
 end
 
+#
+# Compatibility with Ruby 1.8
+#
+if RUBY_VERSION =~ /1\.8/
+  class Hash # :nodoc:
+    alias :key :index
+  end
+  module Math # :nodoc:
+    def Math.log2(n) 
+      log(n) / log(2) 
+    end
+  end
+end