# File lib/rhc/vendor/okjson.rb, line 245
      def strtok(s)
        m = /"([^"\\]|\\["\/\\bfnrt]|\\u[0-9a-fA-F]{4})*"/.match(s)
        if ! m
          raise Error, "invalid string literal at #{abbrev(s)}"
        end
        [:str, m[0], unquote(m[0])]
      end