Ur/Web: demo/metaform.ur annotate

Fix MonoReduce unsoundness with lets and fns

author	Adam Chlipala <adamc@hcoop.net>
date	Sat, 13 Jun 2009 15:42:24 -0400
parents	669ac5e9a69e
children	8d3aa6c7cee0

rev	line source
adamc@418	1 functor Make (M : sig
adamc@418	2 con fs :: {Unit}
adamc@632	3 val fl : folder fs
adamc@643	4 val names : $(mapU string fs)
adamc@418	5 end) = struct
adamc@418	6
adamc@418	7 fun handler values = return <xml><body>
adamc@418	8 {foldURX2 [string] [string] [body]
adamc@823	9 (fn [nm :: Name] [rest :: {Unit}] [[nm] ~ rest] name value => <xml>
adamc@418	10 <li> {[name]} = {[value]}</li>
adamc@418	11 </xml>)
adamc@632	12 [M.fs] M.fl M.names values}
adamc@418	13 </body></xml>
adamc@418	14
adamc@418	15 fun main () = return <xml><body>
adamc@418	16 <form>
adamc@643	17 {foldUR [string] [fn cols :: {Unit} => xml form [] (mapU string cols)]
adamc@823	18 (fn [nm :: Name] [rest :: {Unit}] [[nm] ~ rest] name
adamc@643	19 (acc : xml form [] (mapU string rest)) => <xml>
adamc@418	20 <li> {[name]}: <textbox{nm}/></li>
adamc@418	21 {useMore acc}
adamc@418	22 </xml>)
adamc@418	23 <xml/>
adamc@632	24 [M.fs] M.fl M.names}
adamc@418	25 <submit action={handler}/>
adamc@418	26 </form>
adamc@418	27 </body></xml>
adamc@418	28
adamc@418	29 end

Mercurial > urweb