annotate demo/crud.urs @ 1657:2b7d3d99dc42
Prevent unifications of 'others' pieces in record summaries, when both pieces contain unification variables (to prevent undesired unifications)
| author |
Adam Chlipala <adam@chlipala.net> |
| date |
Thu, 05 Jan 2012 17:10:43 -0500 |
| parents |
bb3fc575cfe7 |
| children |
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| rev |
line source |
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adamc@1002
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1 con colMeta = fn (db :: Type, widget :: Type) =>
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adamc@421
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2 {Nam : string,
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adamc@1002
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3 Show : db -> xbody,
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adamc@1002
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4 Widget : nm :: Name -> xml form [] [nm = widget],
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adamc@1002
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5 WidgetPopulated : nm :: Name -> db -> xml form [] [nm = widget],
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adamc@1002
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6 Parse : widget -> db,
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adamc@1002
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7 Inject : sql_injectable db}
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adamc@622
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8 con colsMeta = fn cols :: {(Type * Type)} => $(map colMeta cols)
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adamc@421
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9
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adamc@421
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10 val int : string -> colMeta (int, string)
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adamc@421
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11 val float : string -> colMeta (float, string)
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adamc@421
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12 val string : string -> colMeta (string, string)
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adamc@421
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13 val bool : string -> colMeta (bool, bool)
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adamc@421
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14
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adamc@421
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15 functor Make(M : sig
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adamc@421
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16 con cols :: {(Type * Type)}
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adamc@421
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17 constraint [Id] ~ cols
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adamc@632
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18 val fl : folder cols
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adamc@632
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19
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adamc@706
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20 table tab : ([Id = int] ++ map fst cols)
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adamc@421
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21
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adamc@421
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22 val title : string
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adamc@421
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23
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adamc@421
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24 val cols : colsMeta cols
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adamc@421
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25 end) : sig
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adamc@421
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26 val main : unit -> transaction page
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adamc@421
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27 end
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