Mercurial > urweb
view tests/vlad3.ur @ 1742:fca4a6d05ac1
More diagnostic information about some type class resolution failures
author | Adam Chlipala <adam@chlipala.net> |
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date | Fri, 04 May 2012 10:33:04 -0400 |
parents | 7e3226c97678 |
children |
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cookie user : {EMail : string} fun main () = ro <- getCookie user; case ro of Some u => welcome u | _ => login () and welcome u = return <xml><body> Welcome {[u.EMail]}. <a link={logout ()}>Logout</a> </body></xml> and logout () = clearCookie user; main () and login () = return <xml><body> <form>E-mail:<textbox{#EMail}/><submit action={signin}/></form> </body></xml> and signin r = setCookie user {Value = {EMail = r.EMail}, Expires = None, (* Some (readError "2012-11-6 00:00:00"), *) Secure = False }; main ()