Mercurial > urweb
comparison lib/top.ur @ 339:075b36dbb1a4
Crud supports INSERT
author | Adam Chlipala <adamc@hcoop.net> |
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date | Sun, 14 Sep 2008 15:10:04 -0400 |
parents | 34847732cefc |
children | 389399d65331 |
comparison
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338:e976b187d73a | 339:075b36dbb1a4 |
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1 con idT = fn t :: Type => t | 1 con idT = fn t :: Type => t |
2 con record = fn t :: {Type} => $t | 2 con record = fn t :: {Type} => $t |
3 con fstTT = fn t :: (Type * Type) => t.1 | |
4 con sndTT = fn t :: (Type * Type) => t.2 | |
3 | 5 |
4 con mapTT (f :: Type -> Type) = fold (fn nm t acc => [nm] ~ acc => | 6 con mapTT (f :: Type -> Type) = fold (fn nm t acc => [nm] ~ acc => |
5 [nm = f t] ++ acc) [] | 7 [nm = f t] ++ acc) [] |
8 | |
9 con mapT2T (f :: (Type * Type) -> Type) = fold (fn nm t acc => [nm] ~ acc => | |
10 [nm = f t] ++ acc) [] | |
11 | |
12 con ex = fn tf :: (Type -> Type) => | |
13 res ::: Type -> (choice :: Type -> tf choice -> res) -> res | |
14 | |
15 fun ex (tf :: (Type -> Type)) (choice :: Type) (body : tf choice) : ex tf = | |
16 fn (res ::: Type) (f : choice :: Type -> tf choice -> res) => | |
17 f [choice] body | |
6 | 18 |
7 fun compose (t1 ::: Type) (t2 ::: Type) (t3 ::: Type) (f1 : t2 -> t3) (f2 : t1 -> t2) (x : t1) = f1 (f2 x) | 19 fun compose (t1 ::: Type) (t2 ::: Type) (t3 ::: Type) (f1 : t2 -> t3) (f2 : t1 -> t2) (x : t1) = f1 (f2 x) |
8 | 20 |
9 fun txt (t ::: Type) (ctx ::: {Unit}) (use ::: {Type}) (sh : show t) (v : t) = cdata (show sh v) | 21 fun txt (t ::: Type) (ctx ::: {Unit}) (use ::: {Type}) (sh : show t) (v : t) = cdata (show sh v) |
10 | 22 |
16 (fn (nm :: Name) (t :: Type) (rest :: {Type}) (acc : _ -> tr rest) => | 28 (fn (nm :: Name) (t :: Type) (rest :: {Type}) (acc : _ -> tr rest) => |
17 [[nm] ~ rest] => | 29 [[nm] ~ rest] => |
18 fn r => f [nm] [t] [rest] r.nm (acc (r -- nm))) | 30 fn r => f [nm] [t] [rest] r.nm (acc (r -- nm))) |
19 (fn _ => i) | 31 (fn _ => i) |
20 | 32 |
33 fun foldT2R (tf :: (Type * Type) -> Type) (tr :: {(Type * Type)} -> Type) | |
34 (f : nm :: Name -> t :: (Type * Type) -> rest :: {(Type * Type)} -> [nm] ~ rest | |
35 -> tf t -> tr rest -> tr ([nm = t] ++ rest)) | |
36 (i : tr []) = | |
37 fold [fn r :: {(Type * Type)} => $(mapT2T tf r) -> tr r] | |
38 (fn (nm :: Name) (t :: (Type * Type)) (rest :: {(Type * Type)}) (acc : _ -> tr rest) => | |
39 [[nm] ~ rest] => | |
40 fn r => f [nm] [t] [rest] r.nm (acc (r -- nm))) | |
41 (fn _ => i) | |
42 | |
21 fun foldTR2 (tf1 :: Type -> Type) (tf2 :: Type -> Type) (tr :: {Type} -> Type) | 43 fun foldTR2 (tf1 :: Type -> Type) (tf2 :: Type -> Type) (tr :: {Type} -> Type) |
22 (f : nm :: Name -> t :: Type -> rest :: {Type} -> [nm] ~ rest | 44 (f : nm :: Name -> t :: Type -> rest :: {Type} -> [nm] ~ rest |
23 -> tf1 t -> tf2 t -> tr rest -> tr ([nm = t] ++ rest)) | 45 -> tf1 t -> tf2 t -> tr rest -> tr ([nm = t] ++ rest)) |
24 (i : tr []) = | 46 (i : tr []) = |
25 fold [fn r :: {Type} => $(mapTT tf1 r) -> $(mapTT tf2 r) -> tr r] | 47 fold [fn r :: {Type} => $(mapTT tf1 r) -> $(mapTT tf2 r) -> tr r] |
26 (fn (nm :: Name) (t :: Type) (rest :: {Type}) (acc : _ -> _ -> tr rest) => | 48 (fn (nm :: Name) (t :: Type) (rest :: {Type}) (acc : _ -> _ -> tr rest) => |
49 [[nm] ~ rest] => | |
50 fn r1 r2 => f [nm] [t] [rest] r1.nm r2.nm (acc (r1 -- nm) (r2 -- nm))) | |
51 (fn _ _ => i) | |
52 | |
53 fun foldT2R2 (tf1 :: (Type * Type) -> Type) (tf2 :: (Type * Type) -> Type) (tr :: {(Type * Type)} -> Type) | |
54 (f : nm :: Name -> t :: (Type * Type) -> rest :: {(Type * Type)} -> [nm] ~ rest | |
55 -> tf1 t -> tf2 t -> tr rest -> tr ([nm = t] ++ rest)) | |
56 (i : tr []) = | |
57 fold [fn r :: {(Type * Type)} => $(mapT2T tf1 r) -> $(mapT2T tf2 r) -> tr r] | |
58 (fn (nm :: Name) (t :: (Type * Type)) (rest :: {(Type * Type)}) (acc : _ -> _ -> tr rest) => | |
27 [[nm] ~ rest] => | 59 [[nm] ~ rest] => |
28 fn r1 r2 => f [nm] [t] [rest] r1.nm r2.nm (acc (r1 -- nm) (r2 -- nm))) | 60 fn r1 r2 => f [nm] [t] [rest] r1.nm r2.nm (acc (r1 -- nm) (r2 -- nm))) |
29 (fn _ _ => i) | 61 (fn _ _ => i) |
30 | 62 |
31 fun foldTRX (tf :: Type -> Type) (ctx :: {Unit}) | 63 fun foldTRX (tf :: Type -> Type) (ctx :: {Unit}) |
35 (fn (nm :: Name) (t :: Type) (rest :: {Type}) => | 67 (fn (nm :: Name) (t :: Type) (rest :: {Type}) => |
36 [[nm] ~ rest] => | 68 [[nm] ~ rest] => |
37 fn r acc => <xml>{f [nm] [t] [rest] r}{acc}</xml>) | 69 fn r acc => <xml>{f [nm] [t] [rest] r}{acc}</xml>) |
38 <xml></xml> | 70 <xml></xml> |
39 | 71 |
72 fun foldT2RX (tf :: (Type * Type) -> Type) (ctx :: {Unit}) | |
73 (f : nm :: Name -> t :: (Type * Type) -> rest :: {(Type * Type)} -> [nm] ~ rest | |
74 -> tf t -> xml ctx [] []) = | |
75 foldT2R [tf] [fn _ => xml ctx [] []] | |
76 (fn (nm :: Name) (t :: (Type * Type)) (rest :: {(Type * Type)}) => | |
77 [[nm] ~ rest] => | |
78 fn r acc => <xml>{f [nm] [t] [rest] r}{acc}</xml>) | |
79 <xml></xml> | |
80 | |
40 fun foldTRX2 (tf1 :: Type -> Type) (tf2 :: Type -> Type) (ctx :: {Unit}) | 81 fun foldTRX2 (tf1 :: Type -> Type) (tf2 :: Type -> Type) (ctx :: {Unit}) |
41 (f : nm :: Name -> t :: Type -> rest :: {Type} -> [nm] ~ rest | 82 (f : nm :: Name -> t :: Type -> rest :: {Type} -> [nm] ~ rest |
42 -> tf1 t -> tf2 t -> xml ctx [] []) = | 83 -> tf1 t -> tf2 t -> xml ctx [] []) = |
43 foldTR2 [tf1] [tf2] [fn _ => xml ctx [] []] | 84 foldTR2 [tf1] [tf2] [fn _ => xml ctx [] []] |
44 (fn (nm :: Name) (t :: Type) (rest :: {Type}) => | 85 (fn (nm :: Name) (t :: Type) (rest :: {Type}) => |
86 [[nm] ~ rest] => | |
87 fn r1 r2 acc => <xml>{f [nm] [t] [rest] r1 r2}{acc}</xml>) | |
88 <xml></xml> | |
89 | |
90 fun foldT2RX2 (tf1 :: (Type * Type) -> Type) (tf2 :: (Type * Type) -> Type) (ctx :: {Unit}) | |
91 (f : nm :: Name -> t :: (Type * Type) -> rest :: {(Type * Type)} -> [nm] ~ rest | |
92 -> tf1 t -> tf2 t -> xml ctx [] []) = | |
93 foldT2R2 [tf1] [tf2] [fn _ => xml ctx [] []] | |
94 (fn (nm :: Name) (t :: (Type * Type)) (rest :: {(Type * Type)}) => | |
45 [[nm] ~ rest] => | 95 [[nm] ~ rest] => |
46 fn r1 r2 acc => <xml>{f [nm] [t] [rest] r1 r2}{acc}</xml>) | 96 fn r1 r2 acc => <xml>{f [nm] [t] [rest] r1 r2}{acc}</xml>) |
47 <xml></xml> | 97 <xml></xml> |
48 | 98 |
49 fun queryX (tables ::: {{Type}}) (exps ::: {Type}) (ctx ::: {Unit}) (q : sql_query tables exps) = | 99 fun queryX (tables ::: {{Type}}) (exps ::: {Type}) (ctx ::: {Unit}) (q : sql_query tables exps) = |