# File lib/whois/answer/parser/whois.cira.ca.rb, line 112
        def schema
          @schema ||= if content_for_scanner =~ /^% \(c\) (.+?) Canadian Internet Registration Authority/
            case $1
            when "2007" then "1"
            when "2010" then "2"
            end
          end
          @schema || Whois.bug!(ParserError, "Unable to detect schema version.")
        end