# File lib/cgikit.rb, line 4883
                def coerce( left, right )
                        coerced = left

                        case right
                        when String
                                coerced = left.to_s
                        when Integer
                                coerced = left.to_i
                        when Float
                                coerced = left.to_f
                        when NilClass
                                if left == '' then
                                        coerced = nil
                                end
                        when Regexp
                                coerced = left.to_s
                        end

                        coerced
                end