adamc@146
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1 con stringify = fold (fn nm :: Name => fn u :: Unit => fn t :: {Type} => [nm = string] ++ t) []
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adamc@146
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2
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adamc@146
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3 signature S = sig
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adamc@146
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4 con rs :: {Unit}
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adamc@146
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5 end
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adamc@146
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6
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adamc@146
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7 signature S' = sig
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adamc@146
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8 con rs :: {Unit}
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adamc@146
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9
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adamc@146
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10 val handler : $(stringify rs) -> page
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adamc@146
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11 val page : unit -> page
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adamc@146
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12 end
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adamc@146
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13
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adamc@146
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14 functor F (M : S) : S' where con rs = M.rs = struct
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adamc@146
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15 con rs = M.rs
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adamc@146
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16
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adamc@146
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17 val handler = fn x : $(stringify M.rs) => <html><body>
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adamc@150
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18 {fold [fn rs :: {Unit} => $(stringify rs) -> xml body [] []]
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adamc@150
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19 (fn nm :: Name => fn u :: Unit => fn rest :: {Unit} =>
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adamc@150
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20 fn f : $(stringify rest) -> xml body [] [] =>
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adamc@150
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21 fn x : $(stringify ([nm] ++ rest)) =>
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adamc@150
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22 <body><li> {cdata x.nm}</li> {f (x -- nm)}</body>)
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adamc@150
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23 (fn x => <body></body>)
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adamc@150
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24 [M.rs] x}
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adamc@146
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25 </body></html>
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adamc@146
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26
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adamc@146
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27 val page = fn () => <html><body>
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adamc@147
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28 <lform>
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adamc@147
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29 {fold [fn rs :: {Unit} => xml lform [] (stringify rs)]
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adamc@147
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30 (fn nm :: Name => fn u :: Unit => fn rest :: {Unit} =>
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adamc@147
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31 fn frag : xml lform [] (stringify rest) =>
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adamc@148
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32 <lform><li> <textbox{nm}/></li> {useMore frag}</lform>)
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adamc@147
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33 <lform></lform>
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adamc@147
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34 [rs]}
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adamc@146
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35
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adamc@147
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36 <submit action={handler}/>
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adamc@147
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37 </lform>
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adamc@146
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38 </body></html>
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adamc@146
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39 end
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adamc@146
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40
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adamc@146
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41 structure M = F(struct
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adamc@147
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42 con rs = [A, B, C]
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adamc@146
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43 end)
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adamc@146
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44
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adamc@146
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45 open M
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adamc@146
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46
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