Object
# File resolv.rb, line 1035 def ==(other) return false unless Name === other return @labels == other.to_a && @absolute == other.absolute? end
# File resolv.rb, line 1059 def hash return @labels.hash ^ @absolute.hash end
# File resolv.rb, line 1027 def inspect "#<#{self.class}: #{self.to_s}#{@absolute ? '.' : ''}>" end
tests subdomain-of relation.
domain = Resolv::DNS::Name.create("y.z") p Resolv::DNS::Name.create("w.x.y.z").subdomain_of?(domain) #=> true p Resolv::DNS::Name.create("x.y.z").subdomain_of?(domain) #=> true p Resolv::DNS::Name.create("y.z").subdomain_of?(domain) #=> false p Resolv::DNS::Name.create("z").subdomain_of?(domain) #=> false p Resolv::DNS::Name.create("x.y.z.").subdomain_of?(domain) #=> false p Resolv::DNS::Name.create("w.z").subdomain_of?(domain) #=> false
# File resolv.rb, line 1051 def subdomain_of?(other) raise ArgumentError, "not a domain name: #{other.inspect}" unless Name === other return false if @absolute != other.absolute? other_len = other.length return false if @labels.length <= other_len return @labels[-other_len, other_len] == other.to_a end
returns the domain name as a string.
The domain name doesn't have a trailing dot even if the name object is absolute.
p Resolv::DNS::Name.create("x.y.z.").to_s #=> "x.y.z" p Resolv::DNS::Name.create("x.y.z").to_s #=> "x.y.z"
# File resolv.rb, line 1083 def to_s return @labels.join('.') end