def lparen: () -> String
def rparen: () -> String
def lparen: () -> String?
def rparen: () -> String?
def lparen: () -> String?
def rparen: () -> String?
Returns true if there were errors during parsing and false if there were not.
Gets the IP address of name from the hosts file.
Gets all IP addresses for name from the hosts file.
Gets the IP address of name from the DNS resolver.
name can be a Resolv::DNS::Name or a String. Retrieved address will be a Resolv::IPv4 or Resolv::IPv6