Inet class

# File lib/pg/text_encoder/inet.rb, line 8
def encode(value)
        case value
        when IPAddr
                default_prefix = (value.family == Socket::AF_INET ? 32 : 128)
                s = value.to_s
                if value.respond_to?(:prefix)
                        prefix = value.prefix
                else
                        range = value.to_range
                        prefix  = default_prefix - Math.log(((range.end.to_i - range.begin.to_i) + 1), 2).to_i
                end
                s << "/" << prefix.to_s if prefix != default_prefix
                s
        else
                value
        end
end