diff options
Diffstat (limited to 'lib/resolv.rb')
-rw-r--r-- | lib/resolv.rb | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/resolv.rb b/lib/resolv.rb index 5a4275f63a..5cc03138a5 100644 --- a/lib/resolv.rb +++ b/lib/resolv.rb @@ -2066,7 +2066,11 @@ class Resolv ## # Regular expression IPv4 addresses must match. - Regex = /\A(\d+)\.(\d+)\.(\d+)\.(\d+)\z/ + Regex256 = /0 + |1(?:[0-9][0-9]?)? + |2(?:[0-4][0-9]?|5[0-5]?|[6-9])? + |[3-9][0-9]?/x + Regex = /\A(#{Regex256})\.(#{Regex256})\.(#{Regex256})\.(#{Regex256})\z/ def self.create(arg) case arg |