+ # We enhance the [] method by allowing it to pick an element that matches\r
+ # a given Netmask, a String or a Regexp\r
+ # TODO take into consideration the opportunity to use select() instead of\r
+ # find(), and/or a way to let the user choose which one to take (second\r
+ # argument?)\r
+ #\r
+ def [](*args)\r
+ if args.length == 1\r
+ case args[0]\r
+ when Netmask\r
+ self.find { |mask|\r
+ mask.matches?(args[0])\r
+ }\r
+ when String\r
+ self.find { |mask|\r
+ mask.matches?(args[0].to_irc_netmask(:casemap => mask.casemap))\r
+ }\r
+ when Regexp\r
+ self.find { |mask|\r
+ mask.fullform =~ args[0]\r
+ }\r
+ else\r
+ super(*args)\r
+ end\r
+ else\r
+ super(*args)\r
+ end\r
+ end\r
+\r