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annotate lib/ur/basis.urs @ 1050:93315ac00394

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author Adam Chlipala <adamc@hcoop.net>
date Thu, 26 Nov 2009 14:20:00 -0500
parents 609ab3947a08
children e8a35d710ab9
rev   line source
adamc@56 1 type int
adamc@56 2 type float
adamc@56 3 type string
adamc@821 4 type char
adamc@436 5 type time
adamc@737 6 type blob
adamc@91 7
adamc@119 8 type unit = {}
adamc@119 9
adamc@186 10 datatype bool = False | True
adamc@186 11
adamc@288 12 datatype option t = None | Some of t
adamc@284 13
adamc@757 14 datatype list t = Nil | Cons of t * list t
adamc@757 15
adamc@91 16
adamc@256 17 (** Basic type classes *)
adamc@256 18
adamc@256 19 class eq
adamc@256 20 val eq : t ::: Type -> eq t -> t -> t -> bool
adamc@257 21 val ne : t ::: Type -> eq t -> t -> t -> bool
adamc@256 22 val eq_int : eq int
adamc@394 23 val eq_float : eq float
adamc@256 24 val eq_string : eq string
adamc@821 25 val eq_char : eq char
adamc@256 26 val eq_bool : eq bool
adamc@437 27 val eq_time : eq time
adamc@422 28 val mkEq : t ::: Type -> (t -> t -> bool) -> eq t
adamc@256 29
adamc@389 30 class num
adamc@417 31 val zero : t ::: Type -> num t -> t
adamc@389 32 val neg : t ::: Type -> num t -> t -> t
adamc@389 33 val plus : t ::: Type -> num t -> t -> t -> t
adamc@389 34 val minus : t ::: Type -> num t -> t -> t -> t
adamc@389 35 val times : t ::: Type -> num t -> t -> t -> t
adamc@775 36 val divide : t ::: Type -> num t -> t -> t -> t
adamc@389 37 val mod : t ::: Type -> num t -> t -> t -> t
adamc@389 38 val num_int : num int
adamc@390 39 val num_float : num float
adamc@389 40
adamc@391 41 class ord
adamc@391 42 val lt : t ::: Type -> ord t -> t -> t -> bool
adamc@391 43 val le : t ::: Type -> ord t -> t -> t -> bool
adamc@391 44 val gt : t ::: Type -> ord t -> t -> t -> bool
adamc@391 45 val ge : t ::: Type -> ord t -> t -> t -> bool
adamc@391 46 val ord_int : ord int
adamc@394 47 val ord_float : ord float
adamc@394 48 val ord_string : ord string
adamc@821 49 val ord_char : ord char
adamc@394 50 val ord_bool : ord bool
adamc@437 51 val ord_time : ord time
adamc@961 52 val mkOrd : t ::: Type -> {Lt : t -> t -> bool, Le : t -> t -> bool} -> ord t
adamc@391 53
adamc@256 54
adamc@283 55 (** String operations *)
adamc@283 56
adamc@828 57 val strlen : string -> int
adamc@283 58 val strcat : string -> string -> string
adamc@821 59 val strsub : string -> int -> char
adamc@821 60 val strsuffix : string -> int -> string
adamc@829 61 val strchr : string -> char -> option string
adamc@829 62 val strindex : string -> char -> option int
adamc@831 63 val strcspn : string -> string -> option int
adamc@829 64 val substring : string -> int -> int -> string
adamc@1023 65 val str1 : char -> string
adamc@283 66
adamc@286 67 class show
adamc@286 68 val show : t ::: Type -> show t -> t -> string
adamc@286 69 val show_int : show int
adamc@286 70 val show_float : show float
adamc@286 71 val show_string : show string
adamc@821 72 val show_char : show char
adamc@286 73 val show_bool : show bool
adamc@436 74 val show_time : show time
adamc@452 75 val mkShow : t ::: Type -> (t -> string) -> show t
adamc@286 76
adamc@290 77 class read
adamc@290 78 val read : t ::: Type -> read t -> string -> option t
adamc@292 79 val readError : t ::: Type -> read t -> string -> t
adamc@292 80 (* [readError] calls [error] if the input is malformed. *)
adamc@290 81 val read_int : read int
adamc@290 82 val read_float : read float
adamc@290 83 val read_string : read string
adamc@821 84 val read_char : read char
adamc@290 85 val read_bool : read bool
adamc@436 86 val read_time : read time
adamc@777 87 val mkRead : t ::: Type -> (string -> t) -> (string -> option t) -> read t
adamc@288 88
adamc@283 89
adamc@564 90 (** * Monads *)
adamc@564 91
adamc@711 92 class monad :: (Type -> Type) -> Type
adamc@564 93 val return : m ::: (Type -> Type) -> t ::: Type
adamc@564 94 -> monad m
adamc@564 95 -> t -> m t
adamc@564 96 val bind : m ::: (Type -> Type) -> t1 ::: Type -> t2 ::: Type
adamc@564 97 -> monad m
adamc@564 98 -> m t1 -> (t1 -> m t2)
adamc@564 99 -> m t2
adamc@564 100
adamc@456 101 con transaction :: Type -> Type
adamc@564 102 val transaction_monad : monad transaction
adamc@456 103
adamc@565 104 con source :: Type -> Type
adamc@565 105 val source : t ::: Type -> t -> transaction (source t)
adamc@575 106 val set : t ::: Type -> source t -> t -> transaction unit
adamc@601 107 val get : t ::: Type -> source t -> transaction t
adamc@565 108
adamc@565 109 con signal :: Type -> Type
adamc@565 110 val signal_monad : monad signal
adamc@565 111 val signal : t ::: Type -> source t -> signal t
adamc@841 112 val current : t ::: Type -> signal t -> transaction t
adamc@456 113
adamc@456 114
adamc@1006 115 (** * Time *)
adamc@1006 116
adamc@1006 117 val now : transaction time
adamc@1050 118 val minTime : time
adamc@1006 119
adamc@1006 120
adamc@456 121 (** HTTP operations *)
adamc@456 122
adamc@456 123 val requestHeader : string -> transaction (option string)
adamc@456 124
adamc@459 125 con http_cookie :: Type -> Type
adamc@459 126 val getCookie : t ::: Type -> http_cookie t -> transaction (option t)
adamc@1050 127 val setCookie : t ::: Type -> http_cookie t -> {Value : t,
adamc@1050 128 Expires : option time,
adamc@1050 129 Secure : bool} -> transaction unit
adamc@1050 130 val clearCookie : t ::: Type -> http_cookie t -> transaction unit
adamc@459 131
adamc@456 132
adamc@566 133 (** JavaScript-y gadgets *)
adamc@566 134
adamc@566 135 val alert : string -> transaction unit
adamc@694 136 val spawn : transaction unit -> transaction unit
adamc@695 137 val sleep : int -> transaction unit
adamc@566 138
adamc@908 139 val rpc : t ::: Type -> transaction t -> transaction t
adamc@908 140
adamc@566 141
adamc@678 142 (** Channels *)
adamc@678 143
adamc@678 144 con channel :: Type -> Type
adamc@678 145 val channel : t ::: Type -> transaction (channel t)
adamc@678 146 val send : t ::: Type -> channel t -> t -> transaction unit
adamc@678 147 val recv : t ::: Type -> channel t -> transaction t
adamc@678 148
adamc@682 149 type client
adamc@682 150 val self : transaction client
adamc@682 151
adamc@678 152
adamc@203 153 (** SQL *)
adamc@203 154
adamc@705 155 con sql_table :: {Type} -> {{Unit}} -> Type
adamc@753 156 con sql_view :: {Type} -> Type
adamc@753 157
adamc@753 158 class fieldsOf :: Type -> {Type} -> Type
adamc@753 159 val fieldsOf_table : fs ::: {Type} -> keys ::: {{Unit}}
adamc@753 160 -> fieldsOf (sql_table fs keys) fs
adamc@753 161 val fieldsOf_view : fs ::: {Type}
adamc@753 162 -> fieldsOf (sql_view fs) fs
adamc@203 163
adamc@704 164 (*** Constraints *)
adamc@704 165
adamc@707 166 (**** Primary keys *)
adamc@707 167
adamc@707 168 class sql_injectable_prim
adamc@707 169 val sql_bool : sql_injectable_prim bool
adamc@707 170 val sql_int : sql_injectable_prim int
adamc@707 171 val sql_float : sql_injectable_prim float
adamc@707 172 val sql_string : sql_injectable_prim string
adamc@1011 173 val sql_char : sql_injectable_prim char
adamc@707 174 val sql_time : sql_injectable_prim time
adamc@737 175 val sql_blob : sql_injectable_prim blob
adamc@707 176 val sql_channel : t ::: Type -> sql_injectable_prim (channel t)
adamc@707 177 val sql_client : sql_injectable_prim client
adamc@707 178
adamc@707 179 con primary_key :: {Type} -> {{Unit}} -> Type
adamc@707 180 val no_primary_key : fs ::: {Type} -> primary_key fs []
adamc@707 181 val primary_key : rest ::: {Type} -> t ::: Type -> key1 :: Name -> keys :: {Type}
adamc@707 182 -> [[key1] ~ keys] => [[key1 = t] ++ keys ~ rest]
adamc@707 183 => $([key1 = sql_injectable_prim t] ++ map sql_injectable_prim keys)
adamc@707 184 -> primary_key ([key1 = t] ++ keys ++ rest)
adamc@707 185 [Pkey = [key1] ++ map (fn _ => ()) keys]
adamc@707 186
adamc@707 187 (**** Other constraints *)
adamc@707 188
adamc@705 189 con sql_constraints :: {Type} -> {{Unit}} -> Type
adamc@705 190 (* Arguments: column types, uniqueness implications of constraints *)
adamc@704 191
adamc@705 192 con sql_constraint :: {Type} -> {Unit} -> Type
adamc@704 193
adamc@705 194 val no_constraint : fs ::: {Type} -> sql_constraints fs []
adamc@705 195 val one_constraint : fs ::: {Type} -> unique ::: {Unit} -> name :: Name
adamc@705 196 -> sql_constraint fs unique
adamc@705 197 -> sql_constraints fs [name = unique]
adamc@705 198 val join_constraints : fs ::: {Type}
adamc@705 199 -> uniques1 ::: {{Unit}} -> uniques2 ::: {{Unit}} -> [uniques1 ~ uniques2]
adamc@705 200 => sql_constraints fs uniques1 -> sql_constraints fs uniques2
adamc@705 201 -> sql_constraints fs (uniques1 ++ uniques2)
adamc@705 202
adamc@709 203
adamc@705 204 val unique : rest ::: {Type} -> t ::: Type -> unique1 :: Name -> unique :: {Type}
adamc@705 205 -> [[unique1] ~ unique] => [[unique1 = t] ++ unique ~ rest]
adamc@705 206 => sql_constraint ([unique1 = t] ++ unique ++ rest) ([unique1] ++ map (fn _ => ()) unique)
adamc@704 207
adamc@712 208 class linkable :: Type -> Type -> Type
adamc@712 209 val linkable_same : t ::: Type -> linkable t t
adamc@712 210 val linkable_from_nullable : t ::: Type -> linkable (option t) t
adamc@712 211 val linkable_to_nullable : t ::: Type -> linkable t (option t)
adamc@712 212
adamc@709 213 con matching :: {Type} -> {Type} -> Type
adamc@709 214 val mat_nil : matching [] []
adamc@712 215 val mat_cons : t1 ::: Type -> rest1 ::: {Type} -> t2 ::: Type -> rest2 ::: {Type}
adamc@709 216 -> nm1 :: Name -> nm2 :: Name
adamc@709 217 -> [[nm1] ~ rest1] => [[nm2] ~ rest2]
adamc@712 218 => linkable t1 t2
adamc@712 219 -> matching rest1 rest2
adamc@712 220 -> matching ([nm1 = t1] ++ rest1) ([nm2 = t2] ++ rest2)
adamc@709 221
adamc@709 222 con propagation_mode :: {Type} -> Type
adamc@709 223 val restrict : fs ::: {Type} -> propagation_mode fs
adamc@709 224 val cascade : fs ::: {Type} -> propagation_mode fs
adamc@709 225 val no_action : fs ::: {Type} -> propagation_mode fs
adamc@709 226 val set_null : fs ::: {Type} -> propagation_mode (map option fs)
adamc@709 227
adamc@709 228
adamc@709 229 val foreign_key : mine1 ::: Name -> t ::: Type -> mine ::: {Type} -> munused ::: {Type}
adamc@709 230 -> foreign ::: {Type} -> funused ::: {Type}
adamc@709 231 -> nm ::: Name -> uniques ::: {{Unit}}
adamc@709 232 -> [[mine1] ~ mine] => [[mine1 = t] ++ mine ~ munused]
adamc@709 233 => [foreign ~ funused] => [[nm] ~ uniques]
adamc@709 234 => matching ([mine1 = t] ++ mine) foreign
adamc@709 235 -> sql_table (foreign ++ funused) ([nm = map (fn _ => ()) foreign] ++ uniques)
adamc@709 236 -> {OnDelete : propagation_mode ([mine1 = t] ++ mine),
adamc@709 237 OnUpdate : propagation_mode ([mine1 = t] ++ mine)}
adamc@709 238 -> sql_constraint ([mine1 = t] ++ mine ++ munused) []
adamc@709 239
adamc@714 240 con sql_exp :: {{Type}} -> {{Type}} -> {Type} -> Type -> Type
adamc@714 241
adamc@714 242 val check : fs ::: {Type}
adamc@714 243 -> sql_exp [] [] fs bool
adamc@714 244 -> sql_constraint fs []
adamc@714 245
adamc@714 246
adamc@704 247
adamc@204 248 (*** Queries *)
adamc@204 249
adamc@233 250 con sql_query :: {{Type}} -> {Type} -> Type
adamc@233 251 con sql_query1 :: {{Type}} -> {{Type}} -> {Type} -> Type
adamc@204 252
adamc@223 253 con sql_subset :: {{Type}} -> {{Type}} -> Type
adamc@223 254 val sql_subset : keep_drop :: {({Type} * {Type})}
adamc@354 255 -> sql_subset
adamc@621 256 (map (fn fields :: ({Type} * {Type}) => fields.1 ++ fields.2) keep_drop)
adamc@621 257 (map (fn fields :: ({Type} * {Type}) => fields.1) keep_drop)
adamc@354 258 val sql_subset_all : tables :: {{Type}} -> sql_subset tables tables
adamc@223 259
adamc@748 260 con sql_from_items :: {{Type}} -> Type
adamc@748 261
adamc@753 262 val sql_from_table : t ::: Type -> fs ::: {Type}
adamc@753 263 -> fieldsOf t fs -> name :: Name
adamc@753 264 -> t -> sql_from_items [name = fs]
adamc@748 265 val sql_from_comma : tabs1 ::: {{Type}} -> tabs2 ::: {{Type}}
adamc@748 266 -> [tabs1 ~ tabs2]
adamc@748 267 => sql_from_items tabs1 -> sql_from_items tabs2
adamc@748 268 -> sql_from_items (tabs1 ++ tabs2)
adamc@749 269 val sql_inner_join : tabs1 ::: {{Type}} -> tabs2 ::: {{Type}}
adamc@749 270 -> [tabs1 ~ tabs2]
adamc@749 271 => sql_from_items tabs1 -> sql_from_items tabs2
adamc@749 272 -> sql_exp (tabs1 ++ tabs2) [] [] bool
adamc@749 273 -> sql_from_items (tabs1 ++ tabs2)
adamc@748 274
adamc@750 275 class nullify :: Type -> Type -> Type
adamc@750 276 val nullify_option : t ::: Type -> nullify (option t) (option t)
adamc@750 277 val nullify_prim : t ::: Type -> sql_injectable_prim t -> nullify t (option t)
adamc@750 278
adamc@750 279 val sql_left_join : tabs1 ::: {{Type}} -> tabs2 ::: {{(Type * Type)}}
adamc@750 280 -> [tabs1 ~ tabs2]
adamc@750 281 => $(map (fn r => $(map (fn p :: (Type * Type) => nullify p.1 p.2) r)) tabs2)
adamc@750 282 -> sql_from_items tabs1 -> sql_from_items (map (map (fn p :: (Type * Type) => p.1)) tabs2)
adamc@750 283 -> sql_exp (tabs1 ++ map (map (fn p :: (Type * Type) => p.1)) tabs2) [] [] bool
adamc@750 284 -> sql_from_items (tabs1 ++ map (map (fn p :: (Type * Type) => p.2)) tabs2)
adamc@750 285
adamc@751 286 val sql_right_join : tabs1 ::: {{(Type * Type)}} -> tabs2 ::: {{Type}}
adamc@751 287 -> [tabs1 ~ tabs2]
adamc@751 288 => $(map (fn r => $(map (fn p :: (Type * Type) => nullify p.1 p.2) r)) tabs1)
adamc@751 289 -> sql_from_items (map (map (fn p :: (Type * Type) => p.1)) tabs1) -> sql_from_items tabs2
adamc@751 290 -> sql_exp (map (map (fn p :: (Type * Type) => p.1)) tabs1 ++ tabs2) [] [] bool
adamc@751 291 -> sql_from_items (map (map (fn p :: (Type * Type) => p.2)) tabs1 ++ tabs2)
adamc@751 292
adamc@751 293 val sql_full_join : tabs1 ::: {{(Type * Type)}} -> tabs2 ::: {{(Type * Type)}}
adamc@751 294 -> [tabs1 ~ tabs2]
adamc@751 295 => $(map (fn r => $(map (fn p :: (Type * Type) => nullify p.1 p.2) r)) (tabs1 ++ tabs2))
adamc@751 296 -> sql_from_items (map (map (fn p :: (Type * Type) => p.1)) tabs1)
adamc@751 297 -> sql_from_items (map (map (fn p :: (Type * Type) => p.1)) tabs2)
adamc@751 298 -> sql_exp (map (map (fn p :: (Type * Type) => p.1)) (tabs1 ++ tabs2)) [] [] bool
adamc@751 299 -> sql_from_items (map (map (fn p :: (Type * Type) => p.2)) (tabs1 ++ tabs2))
adamc@751 300
adamc@748 301 val sql_query1 : tables ::: {{Type}}
adamc@354 302 -> grouped ::: {{Type}}
adamc@354 303 -> selectedFields ::: {{Type}}
adamc@354 304 -> selectedExps ::: {Type}
adamc@993 305 -> {Distinct : bool,
adamc@993 306 From : sql_from_items tables,
adamc@748 307 Where : sql_exp tables [] [] bool,
adamc@748 308 GroupBy : sql_subset tables grouped,
adamc@748 309 Having : sql_exp grouped tables [] bool,
adamc@354 310 SelectFields : sql_subset grouped selectedFields,
adamc@748 311 SelectExps : $(map (sql_exp grouped tables [])
adamc@705 312 selectedExps) }
adamc@748 313 -> sql_query1 tables selectedFields selectedExps
adamc@229 314
adamc@229 315 type sql_relop
adamc@229 316 val sql_union : sql_relop
adamc@229 317 val sql_intersect : sql_relop
adamc@229 318 val sql_except : sql_relop
adamc@260 319 val sql_relop : tables1 ::: {{Type}}
adamc@354 320 -> tables2 ::: {{Type}}
adamc@354 321 -> selectedFields ::: {{Type}}
adamc@354 322 -> selectedExps ::: {Type}
adamc@354 323 -> sql_relop
adamc@354 324 -> sql_query1 tables1 selectedFields selectedExps
adamc@354 325 -> sql_query1 tables2 selectedFields selectedExps
adamc@354 326 -> sql_query1 selectedFields selectedFields selectedExps
adamc@229 327
adamc@230 328 type sql_direction
adamc@230 329 val sql_asc : sql_direction
adamc@230 330 val sql_desc : sql_direction
adamc@230 331
adamc@234 332 con sql_order_by :: {{Type}} -> {Type} -> Type
adamc@234 333 val sql_order_by_Nil : tables ::: {{Type}} -> exps :: {Type} -> sql_order_by tables exps
adamc@234 334 val sql_order_by_Cons : tables ::: {{Type}} -> exps ::: {Type} -> t ::: Type
adamc@354 335 -> sql_exp tables [] exps t -> sql_direction
adamc@354 336 -> sql_order_by tables exps
adamc@354 337 -> sql_order_by tables exps
adamc@230 338
adamc@231 339 type sql_limit
adamc@231 340 val sql_no_limit : sql_limit
adamc@231 341 val sql_limit : int -> sql_limit
adamc@354 342
adamc@232 343 type sql_offset
adamc@232 344 val sql_no_offset : sql_offset
adamc@232 345 val sql_offset : int -> sql_offset
adamc@232 346
adamc@229 347 val sql_query : tables ::: {{Type}}
adamc@354 348 -> selectedFields ::: {{Type}}
adamc@354 349 -> selectedExps ::: {Type}
adamc@354 350 -> {Rows : sql_query1 tables selectedFields selectedExps,
adamc@354 351 OrderBy : sql_order_by tables selectedExps,
adamc@354 352 Limit : sql_limit,
adamc@354 353 Offset : sql_offset}
adamc@354 354 -> sql_query selectedFields selectedExps
adamc@204 355
adamc@354 356 val sql_field : otherTabs ::: {{Type}} -> otherFields ::: {Type}
adamc@354 357 -> fieldType ::: Type -> agg ::: {{Type}}
adamc@354 358 -> exps ::: {Type}
adamc@354 359 -> tab :: Name -> field :: Name
adamc@354 360 -> sql_exp
adamc@354 361 ([tab = [field = fieldType] ++ otherFields] ++ otherTabs)
adamc@354 362 agg exps fieldType
adamc@234 363
adamc@354 364 val sql_exp : tabs ::: {{Type}} -> agg ::: {{Type}} -> t ::: Type -> rest ::: {Type}
adamc@354 365 -> nm :: Name
adamc@354 366 -> sql_exp tabs agg ([nm = t] ++ rest) t
adamc@209 367
adamc@221 368 class sql_injectable
adamc@676 369 val sql_prim : t ::: Type -> sql_injectable_prim t -> sql_injectable t
adamc@676 370 val sql_option_prim : t ::: Type -> sql_injectable_prim t -> sql_injectable (option t)
adamc@676 371
adamc@354 372 val sql_inject : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
adamc@354 373 -> t ::: Type
adamc@354 374 -> sql_injectable t -> t -> sql_exp tables agg exps t
adamc@209 375
adamc@470 376 val sql_is_null : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
adamc@470 377 -> t ::: Type
adamc@470 378 -> sql_exp tables agg exps (option t)
adamc@470 379 -> sql_exp tables agg exps bool
adamc@470 380
adamc@559 381 class sql_arith
adamc@559 382 val sql_int_arith : sql_arith int
adamc@559 383 val sql_float_arith : sql_arith float
adamc@559 384
adamc@220 385 con sql_unary :: Type -> Type -> Type
adamc@220 386 val sql_not : sql_unary bool bool
adamc@354 387 val sql_unary : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
adamc@354 388 -> arg ::: Type -> res ::: Type
adamc@354 389 -> sql_unary arg res -> sql_exp tables agg exps arg
adamc@354 390 -> sql_exp tables agg exps res
adamc@220 391
adamc@559 392 val sql_neg : t ::: Type -> sql_arith t -> sql_unary t t
adamc@559 393
adamc@220 394 con sql_binary :: Type -> Type -> Type -> Type
adamc@220 395 val sql_and : sql_binary bool bool bool
adamc@220 396 val sql_or : sql_binary bool bool bool
adamc@234 397 val sql_binary : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
adamc@354 398 -> arg1 ::: Type -> arg2 ::: Type -> res ::: Type
adamc@354 399 -> sql_binary arg1 arg2 res -> sql_exp tables agg exps arg1
adamc@354 400 -> sql_exp tables agg exps arg2
adamc@354 401 -> sql_exp tables agg exps res
adamc@220 402
adamc@559 403 val sql_plus : t ::: Type -> sql_arith t -> sql_binary t t t
adamc@559 404 val sql_minus : t ::: Type -> sql_arith t -> sql_binary t t t
adamc@559 405 val sql_times : t ::: Type -> sql_arith t -> sql_binary t t t
adamc@559 406 val sql_div : t ::: Type -> sql_arith t -> sql_binary t t t
adamc@559 407 val sql_mod : sql_binary int int int
adamc@559 408
adamc@559 409 val sql_eq : t ::: Type -> sql_binary t t bool
adamc@559 410 val sql_ne : t ::: Type -> sql_binary t t bool
adamc@559 411 val sql_lt : t ::: Type -> sql_binary t t bool
adamc@559 412 val sql_le : t ::: Type -> sql_binary t t bool
adamc@559 413 val sql_gt : t ::: Type -> sql_binary t t bool
adamc@559 414 val sql_ge : t ::: Type -> sql_binary t t bool
adamc@203 415
adamc@235 416 val sql_count : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
adamc@544 417 -> sql_exp tables agg exps int
adamc@235 418
adamc@236 419 con sql_aggregate :: Type -> Type
adamc@354 420 val sql_aggregate : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
adamc@354 421 -> t ::: Type
adamc@354 422 -> sql_aggregate t -> sql_exp agg agg exps t
adamc@354 423 -> sql_exp tables agg exps t
adamc@236 424
adamc@236 425 class sql_summable
adamc@236 426 val sql_summable_int : sql_summable int
adamc@236 427 val sql_summable_float : sql_summable float
adamc@236 428 val sql_avg : t ::: Type -> sql_summable t -> sql_aggregate t
adamc@236 429 val sql_sum : t ::: Type -> sql_summable t -> sql_aggregate t
adamc@236 430
adamc@236 431 class sql_maxable
adamc@236 432 val sql_maxable_int : sql_maxable int
adamc@236 433 val sql_maxable_float : sql_maxable float
adamc@236 434 val sql_maxable_string : sql_maxable string
adamc@437 435 val sql_maxable_time : sql_maxable time
adamc@236 436 val sql_max : t ::: Type -> sql_maxable t -> sql_aggregate t
adamc@236 437 val sql_min : t ::: Type -> sql_maxable t -> sql_aggregate t
adamc@236 438
adamc@441 439 con sql_nfunc :: Type -> Type
adamc@441 440 val sql_nfunc : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
adamc@441 441 -> t ::: Type
adamc@441 442 -> sql_nfunc t -> sql_exp tables agg exps t
adamc@441 443 val sql_current_timestamp : sql_nfunc time
adamc@441 444
adamc@746 445 con sql_ufunc :: Type -> Type -> Type
adamc@746 446 val sql_ufunc : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
adamc@746 447 -> dom ::: Type -> ran ::: Type
adamc@746 448 -> sql_ufunc dom ran -> sql_exp tables agg exps dom
adamc@746 449 -> sql_exp tables agg exps ran
adamc@746 450 val sql_octet_length : sql_ufunc blob int
adamc@746 451
adamc@235 452
adamc@243 453 (*** Executing queries *)
adamc@243 454
adamc@354 455 val query : tables ::: {{Type}} -> exps ::: {Type}
adamc@629 456 -> [tables ~ exps] =>
adamc@354 457 state ::: Type
adamc@354 458 -> sql_query tables exps
adamc@621 459 -> ($(exps ++ map (fn fields :: {Type} => $fields) tables)
adamc@354 460 -> state
adamc@354 461 -> transaction state)
adamc@354 462 -> state
adamc@354 463 -> transaction state
adamc@243 464
adamc@243 465
adamc@299 466 (*** Database mutators *)
adamc@299 467
adamc@299 468 type dml
adamc@299 469 val dml : dml -> transaction unit
adamc@299 470
adamc@705 471 val insert : fields ::: {Type} -> uniques ::: {{Unit}}
adamc@705 472 -> sql_table fields uniques
adamc@621 473 -> $(map (fn t :: Type => sql_exp [] [] [] t) fields)
adamc@354 474 -> dml
adamc@299 475
adamc@705 476 val update : unchanged ::: {Type} -> uniques ::: {{Unit}} -> changed :: {Type} ->
adamc@629 477 [changed ~ unchanged] =>
adamc@621 478 $(map (fn t :: Type => sql_exp [T = changed ++ unchanged] [] [] t) changed)
adamc@705 479 -> sql_table (changed ++ unchanged) uniques
adamc@354 480 -> sql_exp [T = changed ++ unchanged] [] [] bool
adamc@354 481 -> dml
adamc@299 482
adamc@705 483 val delete : fields ::: {Type} -> uniques ::: {{Unit}}
adamc@705 484 -> sql_table fields uniques
adamc@354 485 -> sql_exp [T = fields] [] [] bool
adamc@354 486 -> dml
adamc@299 487
adamc@338 488 (*** Sequences *)
adamc@338 489
adamc@338 490 type sql_sequence
adamc@338 491 val nextval : sql_sequence -> transaction int
adamc@338 492
adamc@299 493
adamc@203 494 (** XML *)
adamc@203 495
adamc@721 496 type css_class
adamc@718 497
adamc@720 498 con tag :: {Type} -> {Unit} -> {Unit} -> {Type} -> {Type} -> Type
adamc@91 499
adamc@720 500 con xml :: {Unit} -> {Type} -> {Type} -> Type
adamc@720 501 val cdata : ctx ::: {Unit} -> use ::: {Type} -> string -> xml ctx use []
adamc@354 502 val tag : attrsGiven ::: {Type} -> attrsAbsent ::: {Type}
adamc@354 503 -> ctxOuter ::: {Unit} -> ctxInner ::: {Unit}
adamc@354 504 -> useOuter ::: {Type} -> useInner ::: {Type}
adamc@354 505 -> bindOuter ::: {Type} -> bindInner ::: {Type}
adamc@629 506 -> [attrsGiven ~ attrsAbsent] =>
adamc@629 507 [useOuter ~ useInner] =>
adamc@629 508 [bindOuter ~ bindInner] =>
adamc@721 509 option css_class
adamc@721 510 -> $attrsGiven
adamc@629 511 -> tag (attrsGiven ++ attrsAbsent)
adamc@720 512 ctxOuter ctxInner useOuter bindOuter
adamc@720 513 -> xml ctxInner useInner bindInner
adamc@720 514 -> xml ctxOuter (useOuter ++ useInner) (bindOuter ++ bindInner)
adamc@140 515 val join : ctx ::: {Unit}
adamc@720 516 -> use1 ::: {Type} -> bind1 ::: {Type} -> bind2 ::: {Type}
adamc@720 517 -> [use1 ~ bind1] => [bind1 ~ bind2] =>
adamc@720 518 xml ctx use1 bind1
adamc@720 519 -> xml ctx (use1 ++ bind1) bind2
adamc@720 520 -> xml ctx use1 (bind1 ++ bind2)
adamc@354 521 val useMore : ctx ::: {Unit} -> use1 ::: {Type} -> use2 ::: {Type}
adamc@720 522 -> bind ::: {Type}
adamc@629 523 -> [use1 ~ use2] =>
adamc@720 524 xml ctx use1 bind
adamc@720 525 -> xml ctx (use1 ++ use2) bind
adamc@91 526
adamc@110 527 con xhtml = xml [Html]
adamc@139 528 con page = xhtml [] []
adamc@720 529 con xbody = xml [Body] [] []
adamc@720 530 con xtr = xml [Body, Tr] [] []
adamc@720 531 con xform = xml [Body, Form] [] []
adamc@110 532
adamc@718 533
adamc@204 534 (*** HTML details *)
adamc@204 535
adamc@140 536 con html = [Html]
adamc@140 537 con head = [Head]
adamc@140 538 con body = [Body]
adamc@361 539 con form = [Body, Form]
adamc@760 540 con subform = [Body, Subform]
adamc@332 541 con tabl = [Body, Table]
adamc@332 542 con tr = [Body, Tr]
adamc@93 543
adamc@724 544 type url
adamc@724 545 val bless : string -> url
adamc@770 546 val checkUrl : string -> option url
adamc@724 547
adamc@847 548 val dyn : ctx ::: {Unit} -> use ::: {Type} -> bind ::: {Type} -> [ctx ~ body] => unit
adamc@847 549 -> tag [Signal = signal (xml (body ++ ctx) use bind)] (body ++ ctx) [] use bind
adamc@568 550
adamc@720 551 val head : unit -> tag [] html head [] []
adamc@720 552 val title : unit -> tag [] head [] [] []
adamc@1047 553 val link : unit -> tag [Id = string, Rel = string, Typ = string, Href = url, Media = string] head [] [] []
adamc@110 554
adamc@892 555 val body : unit -> tag [Onload = transaction unit, Onresize = transaction unit, Onunload = transaction unit]
adamc@892 556 html body [] []
adamc@354 557 con bodyTag = fn (attrs :: {Type}) =>
adamc@354 558 ctx ::: {Unit} ->
adamc@629 559 [[Body] ~ ctx] =>
adamc@720 560 unit -> tag attrs ([Body] ++ ctx) ([Body] ++ ctx) [] []
adamc@354 561 con bodyTagStandalone = fn (attrs :: {Type}) =>
adamc@354 562 ctx ::: {Unit}
adamc@629 563 -> [[Body] ~ ctx] =>
adamc@720 564 unit -> tag attrs ([Body] ++ ctx) [] [] []
adamc@141 565
adamc@1047 566 val br : bodyTagStandalone [Id = int]
adamc@119 567
adamc@892 568 con focusEvents = [Onblur = transaction unit, Onfocus = transaction unit]
adamc@892 569 con mouseEvents = [Onclick = transaction unit, Ondblclick = transaction unit,
adamc@892 570 Onmousedown = transaction unit, Onmousemove = transaction unit,
adamc@892 571 Onmouseout = transaction unit, Onmouseover = transaction unit,
adamc@894 572 Onmouseup = transaction unit]
adamc@895 573 con keyEvents = [Onkeydown = int -> transaction unit, Onkeypress = int -> transaction unit,
adamc@895 574 Onkeyup = int -> transaction unit]
adamc@895 575 (* Key arguments are character codes. *)
adamc@892 576 con resizeEvents = [Onresize = transaction unit]
adamc@691 577
adamc@892 578 con boxEvents = focusEvents ++ mouseEvents ++ keyEvents ++ resizeEvents
adamc@892 579 con tableEvents = focusEvents ++ mouseEvents ++ keyEvents
adamc@140 580
adamc@1047 581 con boxAttrs = [Id = string] ++ boxEvents
adamc@1047 582 con tableAttrs = [Id = string] ++ tableEvents
adamc@469 583
adamc@1047 584 val span : bodyTag boxAttrs
adamc@1047 585 val div : bodyTag boxAttrs
adamc@140 586
adamc@1047 587 val p : bodyTag boxAttrs
adamc@1047 588 val b : bodyTag boxAttrs
adamc@1047 589 val i : bodyTag boxAttrs
adamc@1047 590 val tt : bodyTag boxAttrs
adamc@410 591
adamc@1047 592 val h1 : bodyTag boxAttrs
adamc@1047 593 val h2 : bodyTag boxAttrs
adamc@1047 594 val h3 : bodyTag boxAttrs
adamc@1047 595 val h4 : bodyTag boxAttrs
adamc@1047 596 val h5 : bodyTag boxAttrs
adamc@1047 597 val h6 : bodyTag boxAttrs
adamc@717 598
adamc@1047 599 val li : bodyTag boxAttrs
adamc@1047 600 val ol : bodyTag boxAttrs
adamc@1047 601 val ul : bodyTag boxAttrs
adamc@140 602
adamc@1047 603 val hr : bodyTag boxAttrs
adamc@1047 604
adamc@1047 605 val a : bodyTag ([Link = transaction page, Href = url] ++ boxAttrs)
adamc@892 606
adamc@892 607 val img : bodyTag ([Src = url, Onabort = transaction unit, Onerror = transaction unit,
adamc@1047 608 Onload = transaction unit] ++ boxAttrs)
adamc@892 609
adamc@720 610 val form : ctx ::: {Unit} -> bind ::: {Type}
adamc@1004 611 -> [[Body, Form] ~ ctx] =>
adamc@1004 612 xml ([Body, Form] ++ ctx) [] bind
adamc@756 613 -> xml ([Body] ++ ctx) [] []
adamc@756 614
adamc@756 615 val subform : ctx ::: {Unit} -> use ::: {Type} -> bind ::: {Type}
adamc@756 616 -> [[Form] ~ ctx] =>
adamc@756 617 nm :: Name -> [[nm] ~ use] =>
adamc@1004 618 xml ([Form] ++ ctx) [] bind
adamc@756 619 -> xml ([Form] ++ ctx) use [nm = $bind]
adamc@758 620
adamc@758 621 val subforms : ctx ::: {Unit} -> use ::: {Type} -> bind ::: {Type}
adamc@1004 622 -> [[Form, Subform] ~ ctx] =>
adamc@758 623 nm :: Name -> [[nm] ~ use] =>
adamc@1004 624 xml ([Subform] ++ ctx) [Entry = $bind] []
adamc@758 625 -> xml ([Form] ++ ctx) use [nm = list ($bind)]
adamc@758 626
adamc@758 627 val entry : ctx ::: {Unit} -> bind ::: {Type}
adamc@1004 628 -> [[Subform, Form] ~ ctx] =>
adamc@1004 629 xml ([Form] ++ ctx) [] bind
adamc@758 630 -> xml ([Subform] ++ ctx) [Entry = $bind] []
adamc@758 631
adamc@361 632 con formTag = fn (ty :: Type) (inner :: {Unit}) (attrs :: {Type}) =>
adamc@354 633 ctx ::: {Unit}
adamc@629 634 -> [[Form] ~ ctx] =>
adamc@354 635 nm :: Name -> unit
adamc@720 636 -> tag attrs ([Form] ++ ctx) inner [] [nm = ty]
adamc@1047 637 val hidden : formTag string [] [Id = string, Value = string]
adamc@892 638 val textbox : formTag string [] ([Value = string, Size = int, Source = source string, Onchange = transaction unit,
adamc@1047 639 Ontext = transaction unit] ++ boxAttrs)
adamc@1047 640 val password : formTag string [] ([Value = string, Size = int] ++ boxAttrs)
adamc@892 641 val textarea : formTag string [] ([Rows = int, Cols = int, Onchange = transaction unit,
adamc@1047 642 Ontext = transaction unit] ++ boxAttrs)
adamc@153 643
adamc@1047 644 val checkbox : formTag bool [] ([Checked = bool] ++ boxAttrs)
adamc@190 645
adamc@737 646 type file
adamc@737 647 val fileName : file -> option string
adamc@740 648 val fileMimeType : file -> string
adamc@737 649 val fileData : file -> blob
adamc@737 650
adamc@1047 651 val upload : formTag file [] ([Value = string, Size = int] ++ boxAttrs)
adamc@737 652
adamc@741 653 type mimeType
adamc@741 654 val blessMime : string -> mimeType
adamc@770 655 val checkMime : string -> option mimeType
adamc@741 656 val returnBlob : t ::: Type -> blob -> mimeType -> transaction t
adamc@745 657 val blobSize : blob -> int
adamc@741 658
adamc@153 659 con radio = [Body, Radio]
adamc@1047 660 val radio : formTag string radio [Id = string]
adamc@1047 661 val radioOption : unit -> tag ([Value = string] ++ boxAttrs) radio [] [] []
adamc@142 662
adamc@154 663 con select = [Select]
adamc@1047 664 val select : formTag string select ([Onchange = transaction unit] ++ boxAttrs)
adamc@720 665 val option : unit -> tag [Value = string, Selected = bool] select [] [] []
adamc@154 666
adamc@720 667 val submit : ctx ::: {Unit} -> use ::: {Type}
adamc@629 668 -> [[Form] ~ ctx] =>
adamc@354 669 unit
adamc@1047 670 -> tag ([Value = string, Action = $use -> transaction page] ++ boxAttrs)
adamc@720 671 ([Form] ++ ctx) ([Form] ++ ctx) use []
adamc@283 672
adamc@1047 673 val label : bodyTag ([For = string, Accesskey = string] ++ tableAttrs)
adamc@1047 674
adamc@1047 675
adamc@601 676 (*** AJAX-oriented widgets *)
adamc@601 677
adamc@797 678 con cformTag = fn (attrs :: {Type}) (inner :: {Unit}) =>
adamc@601 679 ctx ::: {Unit}
adamc@629 680 -> [[Body] ~ ctx] =>
adamc@797 681 unit -> tag attrs ([Body] ++ ctx) inner [] []
adamc@601 682
adamc@892 683 val ctextbox : cformTag ([Value = string, Size = int, Source = source string, Onchange = transaction unit,
adamc@1047 684 Ontext = transaction unit] ++ boxAttrs) []
adamc@1047 685 val button : cformTag ([Value = string] ++ boxAttrs) []
adamc@797 686
adamc@1047 687 val ccheckbox : cformTag ([Value = bool, Size = int, Source = source bool] ++ boxAttrs) []
adamc@817 688
adamc@797 689 con cselect = [Cselect]
adamc@1047 690 val cselect : cformTag ([Source = source string, Onchange = transaction unit] ++ boxAttrs) cselect
adamc@797 691 val coption : unit -> tag [Value = string, Selected = bool] cselect [] [] []
adamc@601 692
adamc@720 693 (*** Tables *)
adamc@720 694
adamc@892 695 val tabl : other ::: {Unit} -> [other ~ [Body, Table]] => unit
adamc@1047 696 -> tag ([Border = int] ++ boxAttrs)
adamc@892 697 ([Body] ++ other) ([Body, Table] ++ other) [] []
adamc@892 698 val tr : other ::: {Unit} -> [other ~ [Body, Table, Tr]] => unit
adamc@1047 699 -> tag tableAttrs
adamc@892 700 ([Body, Table] ++ other) ([Body, Tr] ++ other) [] []
adamc@892 701 val th : other ::: {Unit} -> [other ~ [Body, Tr]] => unit
adamc@1047 702 -> tag ([Colspan = int] ++ tableAttrs)
adamc@892 703 ([Body, Tr] ++ other) ([Body] ++ other) [] []
adamc@892 704 val td : other ::: {Unit} -> [other ~ [Body, Tr]] => unit
adamc@1047 705 -> tag ([Colspan = int] ++ tableAttrs)
adamc@892 706 ([Body, Tr] ++ other) ([Body] ++ other) [] []
adamc@720 707
adamc@283 708
adamc@283 709 (** Aborting *)
adamc@283 710
adamc@726 711 val error : t ::: Type -> xbody -> t
adamc@720 712
adamc@729 713 (* Client-side-only handlers: *)
adamc@726 714 val onError : (xbody -> transaction unit) -> transaction unit
adamc@728 715 val onFail : (string -> transaction unit) -> transaction unit
adamc@729 716 val onConnectFail : transaction unit -> transaction unit
adamc@729 717 val onDisconnect : transaction unit -> transaction unit
adamc@729 718 val onServerError : (string -> transaction unit) -> transaction unit
adamc@727 719
adamc@727 720 val show_xml : ctx ::: {Unit} -> use ::: {Type} -> bind ::: {Type} -> show (xml ctx use bind)