adamc@623
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1 (** Row folding *)
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adamc@623
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2
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adamc@631
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3 con folder :: K --> {K} -> Type
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adamc@623
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4
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adamc@653
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5 val fold : K --> tf :: ({K} -> Type)
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adamc@653
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6 -> (nm :: Name -> v :: K -> r :: {K} -> [[nm] ~ r] =>
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adamc@653
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7 tf r -> tf ([nm = v] ++ r))
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adamc@653
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8 -> tf []
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adamc@653
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9 -> r :: {K} -> folder r -> tf r
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adamc@653
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10
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adamc@627
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11 structure Folder : sig
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adamc@627
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12 val nil : K --> folder (([]) :: {K})
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adamc@627
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13 val cons : K --> r ::: {K} -> nm :: Name -> v :: K
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adamc@629
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14 -> [[nm] ~ r] => folder r -> folder ([nm = v] ++ r)
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adamc@628
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15 val concat : K --> r1 ::: {K} -> r2 ::: {K}
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adamc@629
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16 -> [r1 ~ r2] => folder r1 -> folder r2 -> folder (r1 ++ r2)
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adamc@630
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17 val mp : K1 --> K2 --> f ::: (K1 -> K2) -> r ::: {K1}
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adamc@630
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18 -> folder r -> folder (map f r)
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adamc@627
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19 end
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adamc@627
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20
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adamc@623
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21
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adamc@422
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22 val not : bool -> bool
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adamc@422
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23
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adamc@329
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24 con idT = fn t :: Type => t
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adamc@329
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25 con record = fn t :: {Type} => $t
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adamc@637
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26 con fst = K1 ==> K2 ==> fn t :: (K1 * K2) => t.1
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adamc@637
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27 con snd = K1 ==> K2 ==> fn t :: (K1 * K2) => t.2
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adamc@637
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28 con fst3 = K1 ==> K2 ==> K3 ==> fn t :: (K1 * K2 * K3) => t.1
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adamc@637
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29 con snd3 = K1 ==> K2 ==> K3 ==> fn t :: (K1 * K2 * K3) => t.2
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adamc@637
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30 con thd3 = K1 ==> K2 ==> K3 ==> fn t :: (K1 * K2 * K3) => t.3
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adamc@329
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31
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adamc@643
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32 con mapU = K ==> fn f :: K => map (fn _ :: Unit => f)
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adamc@445
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33
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adamc@339
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34 con ex = fn tf :: (Type -> Type) =>
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adamc@355
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35 res ::: Type -> (choice :: Type -> tf choice -> res) -> res
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adamc@339
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36
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adamc@339
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37 val ex : tf :: (Type -> Type) -> choice :: Type -> tf choice -> ex tf
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adamc@339
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38
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adamc@325
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39 val compose : t1 ::: Type -> t2 ::: Type -> t3 ::: Type
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adamc@355
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40 -> (t2 -> t3) -> (t1 -> t2) -> (t1 -> t3)
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adamc@325
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41
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adamc@325
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42 val txt : t ::: Type -> ctx ::: {Unit} -> use ::: {Type} -> show t -> t
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adamc@355
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43 -> xml ctx use []
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adamc@329
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44
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adamc@411
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45 val foldUR : tf :: Type -> tr :: ({Unit} -> Type)
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adamc@411
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46 -> (nm :: Name -> rest :: {Unit}
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adamc@629
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47 -> [[nm] ~ rest] =>
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adamc@411
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48 tf -> tr rest -> tr ([nm] ++ rest))
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adamc@643
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49 -> tr [] -> r :: {Unit} -> folder r -> $(mapU tf r) -> tr r
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adamc@411
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50
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adamc@418
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51 val foldUR2 : tf1 :: Type -> tf2 :: Type -> tr :: ({Unit} -> Type)
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adamc@418
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52 -> (nm :: Name -> rest :: {Unit}
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adamc@629
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53 -> [[nm] ~ rest] =>
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adamc@418
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54 tf1 -> tf2 -> tr rest -> tr ([nm] ++ rest))
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adamc@643
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55 -> tr [] -> r :: {Unit} -> folder r -> $(mapU tf1 r) -> $(mapU tf2 r) -> tr r
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adamc@418
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56
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adamc@418
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57 val foldURX2: tf1 :: Type -> tf2 :: Type -> ctx :: {Unit}
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adamc@418
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58 -> (nm :: Name -> rest :: {Unit}
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adamc@629
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59 -> [[nm] ~ rest] =>
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adamc@418
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60 tf1 -> tf2 -> xml ctx [] [])
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adamc@643
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61 -> r :: {Unit} -> folder r -> $(mapU tf1 r) -> $(mapU tf2 r) -> xml ctx [] []
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adamc@418
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62
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adamc@623
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63 val foldR : K --> tf :: (K -> Type) -> tr :: ({K} -> Type)
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adamc@623
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64 -> (nm :: Name -> t :: K -> rest :: {K}
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adamc@629
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65 -> [[nm] ~ rest] =>
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adamc@355
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66 tf t -> tr rest -> tr ([nm = t] ++ rest))
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adamc@632
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67 -> tr [] -> r :: {K} -> folder r -> $(map tf r) -> tr r
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adamc@336
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68
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adamc@623
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69 val foldR2 : K --> tf1 :: (K -> Type) -> tf2 :: (K -> Type)
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adamc@623
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70 -> tr :: ({K} -> Type)
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adamc@623
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71 -> (nm :: Name -> t :: K -> rest :: {K}
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adamc@629
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72 -> [[nm] ~ rest] =>
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adamc@623
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73 tf1 t -> tf2 t -> tr rest -> tr ([nm = t] ++ rest))
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adamc@623
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74 -> tr []
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adamc@632
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75 -> r :: {K} -> folder r -> $(map tf1 r) -> $(map tf2 r) -> tr r
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adamc@623
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76
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adamc@623
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77 val foldRX : K --> tf :: (K -> Type) -> ctx :: {Unit}
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adamc@623
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78 -> (nm :: Name -> t :: K -> rest :: {K}
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adamc@629
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79 -> [[nm] ~ rest] =>
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adamc@623
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80 tf t -> xml ctx [] [])
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adamc@632
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81 -> r :: {K} -> folder r -> $(map tf r) -> xml ctx [] []
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adamc@623
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82
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adamc@623
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83 val foldRX2 : K --> tf1 :: (K -> Type) -> tf2 :: (K -> Type) -> ctx :: {Unit}
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adamc@623
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84 -> (nm :: Name -> t :: K -> rest :: {K}
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adamc@629
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85 -> [[nm] ~ rest] =>
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adamc@623
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86 tf1 t -> tf2 t -> xml ctx [] [])
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adamc@632
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87 -> r :: {K} -> folder r
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adamc@623
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88 -> $(map tf1 r) -> $(map tf2 r) -> xml ctx [] []
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adamc@445
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89
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adamc@682
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90 val queryI : tables ::: {{Type}} -> exps ::: {Type}
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adamc@682
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91 -> [tables ~ exps] =>
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adamc@682
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92 sql_query tables exps
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adamc@682
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93 -> ($(exps ++ map (fn fields :: {Type} => $fields) tables)
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adamc@682
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94 -> transaction unit)
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adamc@682
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95 -> transaction unit
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adamc@682
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96
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adamc@334
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97 val queryX : tables ::: {{Type}} -> exps ::: {Type} -> ctx ::: {Unit}
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adamc@629
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98 -> [tables ~ exps] =>
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adamc@632
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99 sql_query tables exps
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adamc@632
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100 -> ($(exps ++ map (fn fields :: {Type} => $fields) tables)
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adamc@632
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101 -> xml ctx [] [])
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adamc@632
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102 -> transaction (xml ctx [] [])
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adamc@341
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103
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adamc@469
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104 val queryX' : tables ::: {{Type}} -> exps ::: {Type} -> ctx ::: {Unit}
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adamc@629
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105 -> [tables ~ exps] =>
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adamc@632
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106 sql_query tables exps
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adamc@632
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107 -> ($(exps ++ map (fn fields :: {Type} => $fields) tables)
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adamc@632
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108 -> transaction (xml ctx [] []))
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adamc@632
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109 -> transaction (xml ctx [] [])
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adamc@469
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110
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adamc@355
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111 val oneOrNoRows : tables ::: {{Type}} -> exps ::: {Type}
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adamc@629
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112 -> [tables ~ exps] =>
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adamc@629
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113 sql_query tables exps
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adamc@629
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114 -> transaction
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adamc@629
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115 (option
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adamc@629
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116 $(exps
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adamc@629
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117 ++ map (fn fields :: {Type} => $fields) tables))
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adamc@440
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118
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adamc@440
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119 val oneRow : tables ::: {{Type}} -> exps ::: {Type}
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adamc@629
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120 -> [tables ~ exps] =>
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adamc@629
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121 sql_query tables exps
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adamc@629
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122 -> transaction
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adamc@629
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123 $(exps
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adamc@629
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124 ++ map (fn fields :: {Type} => $fields) tables)
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adamc@629
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125
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adamc@470
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126 val eqNullable : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
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adamc@470
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127 -> t ::: Type -> sql_injectable (option t)
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adamc@470
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128 -> sql_exp tables agg exps (option t)
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adamc@470
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129 -> sql_exp tables agg exps (option t)
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adamc@470
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130 -> sql_exp tables agg exps bool
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adamc@470
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131
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adamc@470
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132 val eqNullable' : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
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adamc@470
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133 -> t ::: Type -> sql_injectable (option t)
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adamc@470
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134 -> sql_exp tables agg exps (option t)
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adamc@470
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135 -> option t
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adamc@470
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136 -> sql_exp tables agg exps bool
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adamc@682
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137
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adamc@682
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138
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adamc@682
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139 functor Broadcast(M : sig type t end) : sig
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adamc@682
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140 type topic
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adamc@682
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141
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adamc@682
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142 val inj : sql_injectable topic
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adamc@682
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143
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adamc@682
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144 val create : transaction topic
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adamc@682
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145 val subscribe : topic -> transaction (channel M.t)
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adamc@682
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146 val send : topic -> M.t -> transaction unit
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adamc@682
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147 end
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