Ur/Web: tests/crud.ur annotate

annotate tests/crud.ur @ 336:34847732cefc

Crud gets column headings

author	Adam Chlipala <adamc@hcoop.net>
date	Sat, 13 Sep 2008 20:04:28 -0400
parents	9601c717d2f3
children	18d5affa790d

rev	line source
adamc@336	1 con colMeta' = fn t :: Type => {Nam : string, Show : t -> xbody}
adamc@329	2 con colMeta = fn cols :: {Type} => $(Top.mapTT colMeta' cols)
adamc@326	3
adamc@325	4 functor Make(M : sig
adamc@325	5 con cols :: {Type}
adamc@325	6 constraint [Id] ~ cols
adamc@325	7 val tab : sql_table ([Id = int] ++ cols)
adamc@325	8
adamc@325	9 val title : string
adamc@325	10
adamc@327	11 val cols : colMeta cols
adamc@325	12 end) = struct
adamc@325	13
adamc@325	14 open constraints M
adamc@325	15 val tab = M.tab
adamc@325	16
adamc@334	17 fun main () : transaction page =
adamc@334	18 rows <- queryX (SELECT * FROM tab AS T)
adamc@334	19 (fn (fs : {T : $([Id = int] ++ M.cols)}) => <body>
adamc@326	20 <tr>
adamc@326	21 <td>{txt _ fs.T.Id}</td>
adamc@332	22 {foldTRX2 [idT] [colMeta'] [tr]
adamc@329	23 (fn (nm :: Name) (t :: Type) (rest :: {Type}) =>
adamc@326	24 [[nm] ~ rest] =>
adamc@336	25 fn v col => <tr>
adamc@336	26 <td>{col.Show v}</td>
adamc@326	27 </tr>)
adamc@326	28 [M.cols] (fs.T -- #Id) M.cols}
adamc@326	29 </tr>
adamc@334	30 </body>);
adamc@325	31 return <html><head>
adamc@334	32 <title>{cdata M.title}</title>
adamc@325	33
adamc@325	34 </head><body>
adamc@325	35
adamc@334	36 <h1>{cdata M.title}</h1>
adamc@325	37
adamc@325	38 <table border={1}>
adamc@336	39 <tr>
adamc@336	40 <th>ID</th>
adamc@336	41 {foldTRX [colMeta'] [tr]
adamc@336	42 (fn (nm :: Name) (t :: Type) (rest :: {Type}) =>
adamc@336	43 [[nm] ~ rest] =>
adamc@336	44 fn col => <tr>
adamc@336	45 <th>{cdata col.Nam}</th>
adamc@336	46 </tr>)
adamc@336	47 [M.cols] M.cols}
adamc@336	48 </tr>
adamc@325	49 {rows}
adamc@325	50 </table>
adamc@325	51 </body></html>
adamc@325	52
adamc@325	53 end

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annotate tests/crud.ur @ 336:34847732cefc