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intToString
author Adam Chlipala <adamc@hcoop.net>
date Sun, 07 Sep 2008 10:13:02 -0400
parents c0e4ac23522d
children e89076c41c39
rev   line source
adamc@56 1 type int
adamc@56 2 type float
adamc@56 3 type string
adamc@91 4
adamc@119 5 type unit = {}
adamc@119 6
adamc@186 7 datatype bool = False | True
adamc@186 8
adamc@284 9 (*datatype option t = None | Some of t*)
adamc@284 10
adamc@91 11
adamc@256 12 (** Basic type classes *)
adamc@256 13
adamc@256 14 class eq
adamc@256 15 val eq : t ::: Type -> eq t -> t -> t -> bool
adamc@257 16 val ne : t ::: Type -> eq t -> t -> t -> bool
adamc@256 17 val eq_int : eq int
adamc@256 18 val eq_string : eq string
adamc@256 19 val eq_bool : eq bool
adamc@256 20
adamc@256 21
adamc@283 22 (** String operations *)
adamc@283 23
adamc@283 24 val strcat : string -> string -> string
adamc@283 25
adamc@284 26 val intToString : int -> string
adamc@284 27
adamc@284 28
adamc@283 29
adamc@203 30 (** SQL *)
adamc@203 31
adamc@203 32 con sql_table :: {Type} -> Type
adamc@203 33
adamc@204 34 (*** Queries *)
adamc@204 35
adamc@233 36 con sql_query :: {{Type}} -> {Type} -> Type
adamc@233 37 con sql_query1 :: {{Type}} -> {{Type}} -> {Type} -> Type
adamc@234 38 con sql_exp :: {{Type}} -> {{Type}} -> {Type} -> Type -> Type
adamc@204 39
adamc@223 40 con sql_subset :: {{Type}} -> {{Type}} -> Type
adamc@223 41 val sql_subset : keep_drop :: {({Type} * {Type})}
adamc@223 42 -> sql_subset
adamc@223 43 (fold (fn nm => fn fields :: ({Type} * {Type}) => fn acc =>
adamc@223 44 [nm] ~ acc => fields.1 ~ fields.2 =>
adamc@223 45 [nm = fields.1 ++ fields.2] ++ acc) [] keep_drop)
adamc@223 46 (fold (fn nm => fn fields :: ({Type} * {Type}) => fn acc =>
adamc@223 47 [nm] ~ acc =>
adamc@223 48 [nm = fields.1] ++ acc) [] keep_drop)
adamc@223 49 val sql_subset_all : tables :: {{Type}}
adamc@223 50 -> sql_subset tables tables
adamc@223 51
adamc@229 52 val sql_query1 : tables ::: {{Type}}
adamc@224 53 -> grouped ::: {{Type}}
adamc@233 54 -> selectedFields ::: {{Type}}
adamc@233 55 -> selectedExps ::: {Type}
adamc@223 56 -> {From : $(fold (fn nm => fn fields :: {Type} => fn acc =>
adamc@223 57 [nm] ~ acc => [nm = sql_table fields] ++ acc) [] tables),
adamc@234 58 Where : sql_exp tables [] [] bool,
adamc@224 59 GroupBy : sql_subset tables grouped,
adamc@234 60 Having : sql_exp grouped tables [] bool,
adamc@233 61 SelectFields : sql_subset grouped selectedFields,
adamc@233 62 SelectExps : $(fold (fn nm => fn t :: Type => fn acc =>
adamc@234 63 [nm] ~ acc => [nm = sql_exp grouped tables [] t] ++ acc) [] selectedExps) }
adamc@233 64 -> sql_query1 tables selectedFields selectedExps
adamc@229 65
adamc@229 66 type sql_relop
adamc@229 67 val sql_union : sql_relop
adamc@229 68 val sql_intersect : sql_relop
adamc@229 69 val sql_except : sql_relop
adamc@260 70 val sql_relop : tables1 ::: {{Type}}
adamc@229 71 -> tables2 ::: {{Type}}
adamc@233 72 -> selectedFields ::: {{Type}}
adamc@233 73 -> selectedExps ::: {Type}
adamc@260 74 -> sql_relop
adamc@233 75 -> sql_query1 tables1 selectedFields selectedExps
adamc@233 76 -> sql_query1 tables2 selectedFields selectedExps
adamc@233 77 -> sql_query1 selectedFields selectedFields selectedExps
adamc@229 78
adamc@230 79 type sql_direction
adamc@230 80 val sql_asc : sql_direction
adamc@230 81 val sql_desc : sql_direction
adamc@230 82
adamc@234 83 con sql_order_by :: {{Type}} -> {Type} -> Type
adamc@234 84 val sql_order_by_Nil : tables ::: {{Type}} -> exps :: {Type} -> sql_order_by tables exps
adamc@234 85 val sql_order_by_Cons : tables ::: {{Type}} -> exps ::: {Type} -> t ::: Type
adamc@268 86 -> sql_exp tables [] exps t -> sql_direction -> sql_order_by tables exps
adamc@234 87 -> sql_order_by tables exps
adamc@230 88
adamc@231 89 type sql_limit
adamc@231 90 val sql_no_limit : sql_limit
adamc@231 91 val sql_limit : int -> sql_limit
adamc@231 92
adamc@232 93 type sql_offset
adamc@232 94 val sql_no_offset : sql_offset
adamc@232 95 val sql_offset : int -> sql_offset
adamc@232 96
adamc@229 97 val sql_query : tables ::: {{Type}}
adamc@233 98 -> selectedFields ::: {{Type}}
adamc@233 99 -> selectedExps ::: {Type}
adamc@233 100 -> {Rows : sql_query1 tables selectedFields selectedExps,
adamc@234 101 OrderBy : sql_order_by tables selectedExps,
adamc@232 102 Limit : sql_limit,
adamc@232 103 Offset : sql_offset}
adamc@233 104 -> sql_query selectedFields selectedExps
adamc@204 105
adamc@225 106 val sql_field : otherTabs ::: {{Type}} -> otherFields ::: {Type} -> fieldType ::: Type -> agg ::: {{Type}}
adamc@234 107 -> exps ::: {Type}
adamc@221 108 -> tab :: Name -> field :: Name
adamc@234 109 -> sql_exp ([tab = [field = fieldType] ++ otherFields] ++ otherTabs) agg exps fieldType
adamc@234 110
adamc@234 111 val sql_exp : tabs ::: {{Type}} -> agg ::: {{Type}} -> t ::: Type -> rest ::: {Type} -> nm :: Name
adamc@234 112 -> sql_exp tabs agg ([nm = t] ++ rest) t
adamc@209 113
adamc@221 114 class sql_injectable
adamc@221 115 val sql_bool : sql_injectable bool
adamc@221 116 val sql_int : sql_injectable int
adamc@221 117 val sql_float : sql_injectable float
adamc@221 118 val sql_string : sql_injectable string
adamc@234 119 val sql_inject : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type} -> t ::: Type
adamc@234 120 -> sql_injectable t -> t -> sql_exp tables agg exps t
adamc@209 121
adamc@220 122 con sql_unary :: Type -> Type -> Type
adamc@220 123 val sql_not : sql_unary bool bool
adamc@234 124 val sql_unary : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type} -> arg ::: Type -> res ::: Type
adamc@234 125 -> sql_unary arg res -> sql_exp tables agg exps arg -> sql_exp tables agg exps res
adamc@220 126
adamc@220 127 con sql_binary :: Type -> Type -> Type -> Type
adamc@220 128 val sql_and : sql_binary bool bool bool
adamc@220 129 val sql_or : sql_binary bool bool bool
adamc@234 130 val sql_binary : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
adamc@234 131 -> arg1 ::: Type -> arg2 ::: Type -> res ::: Type
adamc@234 132 -> sql_binary arg1 arg2 res -> sql_exp tables agg exps arg1 -> sql_exp tables agg exps arg2
adamc@234 133 -> sql_exp tables agg exps res
adamc@220 134
adamc@219 135 type sql_comparison
adamc@219 136 val sql_eq : sql_comparison
adamc@219 137 val sql_ne : sql_comparison
adamc@219 138 val sql_lt : sql_comparison
adamc@219 139 val sql_le : sql_comparison
adamc@219 140 val sql_gt : sql_comparison
adamc@219 141 val sql_ge : sql_comparison
adamc@253 142 val sql_comparison : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
adamc@236 143 -> t ::: Type
adamc@253 144 -> sql_comparison
adamc@234 145 -> sql_exp tables agg exps t -> sql_exp tables agg exps t
adamc@234 146 -> sql_exp tables agg exps bool
adamc@203 147
adamc@235 148 val sql_count : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
adamc@235 149 -> unit -> sql_exp tables agg exps int
adamc@235 150
adamc@236 151 con sql_aggregate :: Type -> Type
adamc@236 152 val sql_aggregate : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type} -> t ::: Type
adamc@236 153 -> sql_aggregate t -> sql_exp agg agg exps t -> sql_exp tables agg exps t
adamc@236 154
adamc@236 155 class sql_summable
adamc@236 156 val sql_summable_int : sql_summable int
adamc@236 157 val sql_summable_float : sql_summable float
adamc@236 158 val sql_avg : t ::: Type -> sql_summable t -> sql_aggregate t
adamc@236 159 val sql_sum : t ::: Type -> sql_summable t -> sql_aggregate t
adamc@236 160
adamc@236 161 class sql_maxable
adamc@236 162 val sql_maxable_int : sql_maxable int
adamc@236 163 val sql_maxable_float : sql_maxable float
adamc@236 164 val sql_maxable_string : sql_maxable string
adamc@236 165 val sql_max : t ::: Type -> sql_maxable t -> sql_aggregate t
adamc@236 166 val sql_min : t ::: Type -> sql_maxable t -> sql_aggregate t
adamc@236 167
adamc@235 168
adamc@243 169 (*** Executing queries *)
adamc@243 170
adamc@243 171 con transaction :: Type -> Type
adamc@243 172 val return : t ::: Type
adamc@243 173 -> t -> transaction t
adamc@243 174 val bind : t1 ::: Type -> t2 ::: Type
adamc@243 175 -> transaction t1 -> (t1 -> transaction t2)
adamc@243 176 -> transaction t2
adamc@243 177
adamc@251 178 val query : tables ::: {{Type}} -> exps ::: {Type} -> tables ~ exps
adamc@252 179 -> state ::: Type
adamc@243 180 -> sql_query tables exps
adamc@251 181 -> ($(exps ++ fold (fn nm (fields :: {Type}) acc => [nm] ~ acc => [nm = $fields] ++ acc) [] tables)
adamc@243 182 -> state
adamc@243 183 -> transaction state)
adamc@243 184 -> state
adamc@243 185 -> transaction state
adamc@243 186
adamc@243 187
adamc@203 188 (** XML *)
adamc@203 189
adamc@139 190 con tag :: {Type} -> {Unit} -> {Unit} -> {Type} -> {Type} -> Type
adamc@91 191
adamc@91 192
adamc@139 193 con xml :: {Unit} -> {Type} -> {Type} -> Type
adamc@141 194 val cdata : ctx ::: {Unit} -> use ::: {Type} -> string -> xml ctx use []
adamc@104 195 val tag : attrsGiven ::: {Type} -> attrsAbsent ::: {Type} -> attrsGiven ~ attrsAbsent
adamc@139 196 -> ctxOuter ::: {Unit} -> ctxInner ::: {Unit}
adamc@139 197 -> useOuter ::: {Type} -> useInner ::: {Type} -> useOuter ~ useInner
adamc@139 198 -> bindOuter ::: {Type} -> bindInner ::: {Type} -> bindOuter ~ bindInner
adamc@104 199 -> $attrsGiven
adamc@139 200 -> tag (attrsGiven ++ attrsAbsent) ctxOuter ctxInner useOuter bindOuter
adamc@139 201 -> xml ctxInner useInner bindInner
adamc@139 202 -> xml ctxOuter (useOuter ++ useInner) (bindOuter ++ bindInner)
adamc@140 203 val join : ctx ::: {Unit}
adamc@139 204 -> use1 ::: {Type} -> bind1 ::: {Type} -> bind2 ::: {Type}
adamc@139 205 -> use1 ~ bind1 -> bind1 ~ bind2
adamc@140 206 -> xml ctx use1 bind1
adamc@140 207 -> xml ctx (use1 ++ bind1) bind2
adamc@140 208 -> xml ctx use1 (bind1 ++ bind2)
adamc@148 209 val useMore : ctx ::: {Unit} -> use1 ::: {Type} -> use2 ::: {Type} -> bind ::: {Type}
adamc@148 210 -> use1 ~ use2
adamc@148 211 -> xml ctx use1 bind
adamc@148 212 -> xml ctx (use1 ++ use2) bind
adamc@91 213
adamc@110 214 con xhtml = xml [Html]
adamc@139 215 con page = xhtml [] []
adamc@110 216
adamc@204 217 (*** HTML details *)
adamc@204 218
adamc@140 219 con html = [Html]
adamc@140 220 con head = [Head]
adamc@140 221 con body = [Body]
adamc@141 222 con lform = [Body, LForm]
adamc@93 223
adamc@140 224 val head : unit -> tag [] html head [] []
adamc@140 225 val title : unit -> tag [] head [] [] []
adamc@110 226
adamc@140 227 val body : unit -> tag [] html body [] []
adamc@140 228 con bodyTag = fn attrs :: {Type} => ctx ::: {Unit} -> [Body] ~ ctx -> unit
adamc@140 229 -> tag attrs ([Body] ++ ctx) ([Body] ++ ctx) [] []
adamc@141 230 con bodyTagStandalone = fn attrs :: {Type} => ctx ::: {Unit} -> [Body] ~ ctx -> unit
adamc@141 231 -> tag attrs ([Body] ++ ctx) [] [] []
adamc@141 232
adamc@141 233 val br : bodyTagStandalone []
adamc@119 234
adamc@140 235 val p : bodyTag []
adamc@140 236 val b : bodyTag []
adamc@140 237 val i : bodyTag []
adamc@140 238 val font : bodyTag [Size = int, Face = string]
adamc@140 239
adamc@140 240 val h1 : bodyTag []
adamc@140 241 val li : bodyTag []
adamc@140 242
adamc@280 243 val a : bodyTag [Link = transaction page]
adamc@140 244
adamc@141 245 val lform : ctx ::: {Unit} -> [Body] ~ ctx -> bind ::: {Type}
adamc@141 246 -> xml lform [] bind
adamc@141 247 -> xml ([Body] ++ ctx) [] []
adamc@153 248 con lformTag = fn ty :: Type => fn inner :: {Unit} => fn attrs :: {Type} =>
adamc@141 249 ctx ::: {Unit} -> [LForm] ~ ctx
adamc@141 250 -> nm :: Name -> unit
adamc@153 251 -> tag attrs ([LForm] ++ ctx) inner [] [nm = ty]
adamc@153 252 val textbox : lformTag string [] []
adamc@155 253 val password : lformTag string [] []
adamc@153 254 val ltextarea : lformTag string [] []
adamc@153 255
adamc@190 256 val checkbox : lformTag bool [] []
adamc@190 257
adamc@153 258 con radio = [Body, Radio]
adamc@153 259 val radio : lformTag string radio []
adamc@153 260 val radioOption : unit -> tag [Value = string] radio [] [] []
adamc@142 261
adamc@154 262 con select = [Select]
adamc@154 263 val lselect : lformTag string select []
adamc@154 264 val loption : unit -> tag [Value = string] select [] [] []
adamc@154 265
adamc@142 266 val submit : ctx ::: {Unit} -> [LForm] ~ ctx
adamc@142 267 -> use ::: {Type} -> unit
adamc@280 268 -> tag [Action = $use -> transaction page] ([LForm] ++ ctx) ([LForm] ++ ctx) use []
adamc@283 269
adamc@283 270
adamc@283 271 (** Aborting *)
adamc@283 272
adamc@283 273 val error : t ::: Type -> xml [Body] [] [] -> t