Mercurial > urweb

annotate lib/ur/basis.urs @ 1026:c1f49f6ba856

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Switch Monoize back to POST forms
author Adam Chlipala <adamc@hcoop.net>
date Mon, 02 Nov 2009 11:37:41 -0500
parents e46227efcbba
children 609ab3947a08
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@1006 118
adamc@1006 119
adamc@456 120 (** HTTP operations *)
adamc@456 121
adamc@456 122 val requestHeader : string -> transaction (option string)
adamc@456 123
adamc@459 124 con http_cookie :: Type -> Type
adamc@459 125 val getCookie : t ::: Type -> http_cookie t -> transaction (option t)
adamc@459 126 val setCookie : t ::: Type -> http_cookie t -> t -> transaction unit
adamc@459 127
adamc@456 128
adamc@566 129 (** JavaScript-y gadgets *)
adamc@566 130
adamc@566 131 val alert : string -> transaction unit
adamc@694 132 val spawn : transaction unit -> transaction unit
adamc@695 133 val sleep : int -> transaction unit
adamc@566 134
adamc@908 135 val rpc : t ::: Type -> transaction t -> transaction t
adamc@908 136
adamc@566 137
adamc@678 138 (** Channels *)
adamc@678 139
adamc@678 140 con channel :: Type -> Type
adamc@678 141 val channel : t ::: Type -> transaction (channel t)
adamc@678 142 val send : t ::: Type -> channel t -> t -> transaction unit
adamc@678 143 val recv : t ::: Type -> channel t -> transaction t
adamc@678 144
adamc@682 145 type client
adamc@682 146 val self : transaction client
adamc@682 147
adamc@678 148
adamc@203 149 (** SQL *)
adamc@203 150
adamc@705 151 con sql_table :: {Type} -> {{Unit}} -> Type
adamc@753 152 con sql_view :: {Type} -> Type
adamc@753 153
adamc@753 154 class fieldsOf :: Type -> {Type} -> Type
adamc@753 155 val fieldsOf_table : fs ::: {Type} -> keys ::: {{Unit}}
adamc@753 156 -> fieldsOf (sql_table fs keys) fs
adamc@753 157 val fieldsOf_view : fs ::: {Type}
adamc@753 158 -> fieldsOf (sql_view fs) fs
adamc@203 159
adamc@704 160 (*** Constraints *)
adamc@704 161
adamc@707 162 (**** Primary keys *)
adamc@707 163
adamc@707 164 class sql_injectable_prim
adamc@707 165 val sql_bool : sql_injectable_prim bool
adamc@707 166 val sql_int : sql_injectable_prim int
adamc@707 167 val sql_float : sql_injectable_prim float
adamc@707 168 val sql_string : sql_injectable_prim string
adamc@1011 169 val sql_char : sql_injectable_prim char
adamc@707 170 val sql_time : sql_injectable_prim time
adamc@737 171 val sql_blob : sql_injectable_prim blob
adamc@707 172 val sql_channel : t ::: Type -> sql_injectable_prim (channel t)
adamc@707 173 val sql_client : sql_injectable_prim client
adamc@707 174
adamc@707 175 con primary_key :: {Type} -> {{Unit}} -> Type
adamc@707 176 val no_primary_key : fs ::: {Type} -> primary_key fs []
adamc@707 177 val primary_key : rest ::: {Type} -> t ::: Type -> key1 :: Name -> keys :: {Type}
adamc@707 178 -> [[key1] ~ keys] => [[key1 = t] ++ keys ~ rest]
adamc@707 179 => $([key1 = sql_injectable_prim t] ++ map sql_injectable_prim keys)
adamc@707 180 -> primary_key ([key1 = t] ++ keys ++ rest)
adamc@707 181 [Pkey = [key1] ++ map (fn _ => ()) keys]
adamc@707 182
adamc@707 183 (**** Other constraints *)
adamc@707 184
adamc@705 185 con sql_constraints :: {Type} -> {{Unit}} -> Type
adamc@705 186 (* Arguments: column types, uniqueness implications of constraints *)
adamc@704 187
adamc@705 188 con sql_constraint :: {Type} -> {Unit} -> Type
adamc@704 189
adamc@705 190 val no_constraint : fs ::: {Type} -> sql_constraints fs []
adamc@705 191 val one_constraint : fs ::: {Type} -> unique ::: {Unit} -> name :: Name
adamc@705 192 -> sql_constraint fs unique
adamc@705 193 -> sql_constraints fs [name = unique]
adamc@705 194 val join_constraints : fs ::: {Type}
adamc@705 195 -> uniques1 ::: {{Unit}} -> uniques2 ::: {{Unit}} -> [uniques1 ~ uniques2]
adamc@705 196 => sql_constraints fs uniques1 -> sql_constraints fs uniques2
adamc@705 197 -> sql_constraints fs (uniques1 ++ uniques2)
adamc@705 198
adamc@709 199
adamc@705 200 val unique : rest ::: {Type} -> t ::: Type -> unique1 :: Name -> unique :: {Type}
adamc@705 201 -> [[unique1] ~ unique] => [[unique1 = t] ++ unique ~ rest]
adamc@705 202 => sql_constraint ([unique1 = t] ++ unique ++ rest) ([unique1] ++ map (fn _ => ()) unique)
adamc@704 203
adamc@712 204 class linkable :: Type -> Type -> Type
adamc@712 205 val linkable_same : t ::: Type -> linkable t t
adamc@712 206 val linkable_from_nullable : t ::: Type -> linkable (option t) t
adamc@712 207 val linkable_to_nullable : t ::: Type -> linkable t (option t)
adamc@712 208
adamc@709 209 con matching :: {Type} -> {Type} -> Type
adamc@709 210 val mat_nil : matching [] []
adamc@712 211 val mat_cons : t1 ::: Type -> rest1 ::: {Type} -> t2 ::: Type -> rest2 ::: {Type}
adamc@709 212 -> nm1 :: Name -> nm2 :: Name
adamc@709 213 -> [[nm1] ~ rest1] => [[nm2] ~ rest2]
adamc@712 214 => linkable t1 t2
adamc@712 215 -> matching rest1 rest2
adamc@712 216 -> matching ([nm1 = t1] ++ rest1) ([nm2 = t2] ++ rest2)
adamc@709 217
adamc@709 218 con propagation_mode :: {Type} -> Type
adamc@709 219 val restrict : fs ::: {Type} -> propagation_mode fs
adamc@709 220 val cascade : fs ::: {Type} -> propagation_mode fs
adamc@709 221 val no_action : fs ::: {Type} -> propagation_mode fs
adamc@709 222 val set_null : fs ::: {Type} -> propagation_mode (map option fs)
adamc@709 223
adamc@709 224
adamc@709 225 val foreign_key : mine1 ::: Name -> t ::: Type -> mine ::: {Type} -> munused ::: {Type}
adamc@709 226 -> foreign ::: {Type} -> funused ::: {Type}
adamc@709 227 -> nm ::: Name -> uniques ::: {{Unit}}
adamc@709 228 -> [[mine1] ~ mine] => [[mine1 = t] ++ mine ~ munused]
adamc@709 229 => [foreign ~ funused] => [[nm] ~ uniques]
adamc@709 230 => matching ([mine1 = t] ++ mine) foreign
adamc@709 231 -> sql_table (foreign ++ funused) ([nm = map (fn _ => ()) foreign] ++ uniques)
adamc@709 232 -> {OnDelete : propagation_mode ([mine1 = t] ++ mine),
adamc@709 233 OnUpdate : propagation_mode ([mine1 = t] ++ mine)}
adamc@709 234 -> sql_constraint ([mine1 = t] ++ mine ++ munused) []
adamc@709 235
adamc@714 236 con sql_exp :: {{Type}} -> {{Type}} -> {Type} -> Type -> Type
adamc@714 237
adamc@714 238 val check : fs ::: {Type}
adamc@714 239 -> sql_exp [] [] fs bool
adamc@714 240 -> sql_constraint fs []
adamc@714 241
adamc@714 242
adamc@704 243
adamc@204 244 (*** Queries *)
adamc@204 245
adamc@233 246 con sql_query :: {{Type}} -> {Type} -> Type
adamc@233 247 con sql_query1 :: {{Type}} -> {{Type}} -> {Type} -> Type
adamc@204 248
adamc@223 249 con sql_subset :: {{Type}} -> {{Type}} -> Type
adamc@223 250 val sql_subset : keep_drop :: {({Type} * {Type})}
adamc@354 251 -> sql_subset
adamc@621 252 (map (fn fields :: ({Type} * {Type}) => fields.1 ++ fields.2) keep_drop)
adamc@621 253 (map (fn fields :: ({Type} * {Type}) => fields.1) keep_drop)
adamc@354 254 val sql_subset_all : tables :: {{Type}} -> sql_subset tables tables
adamc@223 255
adamc@748 256 con sql_from_items :: {{Type}} -> Type
adamc@748 257
adamc@753 258 val sql_from_table : t ::: Type -> fs ::: {Type}
adamc@753 259 -> fieldsOf t fs -> name :: Name
adamc@753 260 -> t -> sql_from_items [name = fs]
adamc@748 261 val sql_from_comma : tabs1 ::: {{Type}} -> tabs2 ::: {{Type}}
adamc@748 262 -> [tabs1 ~ tabs2]
adamc@748 263 => sql_from_items tabs1 -> sql_from_items tabs2
adamc@748 264 -> sql_from_items (tabs1 ++ tabs2)
adamc@749 265 val sql_inner_join : tabs1 ::: {{Type}} -> tabs2 ::: {{Type}}
adamc@749 266 -> [tabs1 ~ tabs2]
adamc@749 267 => sql_from_items tabs1 -> sql_from_items tabs2
adamc@749 268 -> sql_exp (tabs1 ++ tabs2) [] [] bool
adamc@749 269 -> sql_from_items (tabs1 ++ tabs2)
adamc@748 270
adamc@750 271 class nullify :: Type -> Type -> Type
adamc@750 272 val nullify_option : t ::: Type -> nullify (option t) (option t)
adamc@750 273 val nullify_prim : t ::: Type -> sql_injectable_prim t -> nullify t (option t)
adamc@750 274
adamc@750 275 val sql_left_join : tabs1 ::: {{Type}} -> tabs2 ::: {{(Type * Type)}}
adamc@750 276 -> [tabs1 ~ tabs2]
adamc@750 277 => $(map (fn r => $(map (fn p :: (Type * Type) => nullify p.1 p.2) r)) tabs2)
adamc@750 278 -> sql_from_items tabs1 -> sql_from_items (map (map (fn p :: (Type * Type) => p.1)) tabs2)
adamc@750 279 -> sql_exp (tabs1 ++ map (map (fn p :: (Type * Type) => p.1)) tabs2) [] [] bool
adamc@750 280 -> sql_from_items (tabs1 ++ map (map (fn p :: (Type * Type) => p.2)) tabs2)
adamc@750 281
adamc@751 282 val sql_right_join : tabs1 ::: {{(Type * Type)}} -> tabs2 ::: {{Type}}
adamc@751 283 -> [tabs1 ~ tabs2]
adamc@751 284 => $(map (fn r => $(map (fn p :: (Type * Type) => nullify p.1 p.2) r)) tabs1)
adamc@751 285 -> sql_from_items (map (map (fn p :: (Type * Type) => p.1)) tabs1) -> sql_from_items tabs2
adamc@751 286 -> sql_exp (map (map (fn p :: (Type * Type) => p.1)) tabs1 ++ tabs2) [] [] bool
adamc@751 287 -> sql_from_items (map (map (fn p :: (Type * Type) => p.2)) tabs1 ++ tabs2)
adamc@751 288
adamc@751 289 val sql_full_join : tabs1 ::: {{(Type * Type)}} -> tabs2 ::: {{(Type * Type)}}
adamc@751 290 -> [tabs1 ~ tabs2]
adamc@751 291 => $(map (fn r => $(map (fn p :: (Type * Type) => nullify p.1 p.2) r)) (tabs1 ++ tabs2))
adamc@751 292 -> sql_from_items (map (map (fn p :: (Type * Type) => p.1)) tabs1)
adamc@751 293 -> sql_from_items (map (map (fn p :: (Type * Type) => p.1)) tabs2)
adamc@751 294 -> sql_exp (map (map (fn p :: (Type * Type) => p.1)) (tabs1 ++ tabs2)) [] [] bool
adamc@751 295 -> sql_from_items (map (map (fn p :: (Type * Type) => p.2)) (tabs1 ++ tabs2))
adamc@751 296
adamc@748 297 val sql_query1 : tables ::: {{Type}}
adamc@354 298 -> grouped ::: {{Type}}
adamc@354 299 -> selectedFields ::: {{Type}}
adamc@354 300 -> selectedExps ::: {Type}
adamc@993 301 -> {Distinct : bool,
adamc@993 302 From : sql_from_items tables,
adamc@748 303 Where : sql_exp tables [] [] bool,
adamc@748 304 GroupBy : sql_subset tables grouped,
adamc@748 305 Having : sql_exp grouped tables [] bool,
adamc@354 306 SelectFields : sql_subset grouped selectedFields,
adamc@748 307 SelectExps : $(map (sql_exp grouped tables [])
adamc@705 308 selectedExps) }
adamc@748 309 -> sql_query1 tables selectedFields selectedExps
adamc@229 310
adamc@229 311 type sql_relop
adamc@229 312 val sql_union : sql_relop
adamc@229 313 val sql_intersect : sql_relop
adamc@229 314 val sql_except : sql_relop
adamc@260 315 val sql_relop : tables1 ::: {{Type}}
adamc@354 316 -> tables2 ::: {{Type}}
adamc@354 317 -> selectedFields ::: {{Type}}
adamc@354 318 -> selectedExps ::: {Type}
adamc@354 319 -> sql_relop
adamc@354 320 -> sql_query1 tables1 selectedFields selectedExps
adamc@354 321 -> sql_query1 tables2 selectedFields selectedExps
adamc@354 322 -> sql_query1 selectedFields selectedFields selectedExps
adamc@229 323
adamc@230 324 type sql_direction
adamc@230 325 val sql_asc : sql_direction
adamc@230 326 val sql_desc : sql_direction
adamc@230 327
adamc@234 328 con sql_order_by :: {{Type}} -> {Type} -> Type
adamc@234 329 val sql_order_by_Nil : tables ::: {{Type}} -> exps :: {Type} -> sql_order_by tables exps
adamc@234 330 val sql_order_by_Cons : tables ::: {{Type}} -> exps ::: {Type} -> t ::: Type
adamc@354 331 -> sql_exp tables [] exps t -> sql_direction
adamc@354 332 -> sql_order_by tables exps
adamc@354 333 -> sql_order_by tables exps
adamc@230 334
adamc@231 335 type sql_limit
adamc@231 336 val sql_no_limit : sql_limit
adamc@231 337 val sql_limit : int -> sql_limit
adamc@354 338
adamc@232 339 type sql_offset
adamc@232 340 val sql_no_offset : sql_offset
adamc@232 341 val sql_offset : int -> sql_offset
adamc@232 342
adamc@229 343 val sql_query : tables ::: {{Type}}
adamc@354 344 -> selectedFields ::: {{Type}}
adamc@354 345 -> selectedExps ::: {Type}
adamc@354 346 -> {Rows : sql_query1 tables selectedFields selectedExps,
adamc@354 347 OrderBy : sql_order_by tables selectedExps,
adamc@354 348 Limit : sql_limit,
adamc@354 349 Offset : sql_offset}
adamc@354 350 -> sql_query selectedFields selectedExps
adamc@204 351
adamc@354 352 val sql_field : otherTabs ::: {{Type}} -> otherFields ::: {Type}
adamc@354 353 -> fieldType ::: Type -> agg ::: {{Type}}
adamc@354 354 -> exps ::: {Type}
adamc@354 355 -> tab :: Name -> field :: Name
adamc@354 356 -> sql_exp
adamc@354 357 ([tab = [field = fieldType] ++ otherFields] ++ otherTabs)
adamc@354 358 agg exps fieldType
adamc@234 359
adamc@354 360 val sql_exp : tabs ::: {{Type}} -> agg ::: {{Type}} -> t ::: Type -> rest ::: {Type}
adamc@354 361 -> nm :: Name
adamc@354 362 -> sql_exp tabs agg ([nm = t] ++ rest) t
adamc@209 363
adamc@221 364 class sql_injectable
adamc@676 365 val sql_prim : t ::: Type -> sql_injectable_prim t -> sql_injectable t
adamc@676 366 val sql_option_prim : t ::: Type -> sql_injectable_prim t -> sql_injectable (option t)
adamc@676 367
adamc@354 368 val sql_inject : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
adamc@354 369 -> t ::: Type
adamc@354 370 -> sql_injectable t -> t -> sql_exp tables agg exps t
adamc@209 371
adamc@470 372 val sql_is_null : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
adamc@470 373 -> t ::: Type
adamc@470 374 -> sql_exp tables agg exps (option t)
adamc@470 375 -> sql_exp tables agg exps bool
adamc@470 376
adamc@559 377 class sql_arith
adamc@559 378 val sql_int_arith : sql_arith int
adamc@559 379 val sql_float_arith : sql_arith float
adamc@559 380
adamc@220 381 con sql_unary :: Type -> Type -> Type
adamc@220 382 val sql_not : sql_unary bool bool
adamc@354 383 val sql_unary : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
adamc@354 384 -> arg ::: Type -> res ::: Type
adamc@354 385 -> sql_unary arg res -> sql_exp tables agg exps arg
adamc@354 386 -> sql_exp tables agg exps res
adamc@220 387
adamc@559 388 val sql_neg : t ::: Type -> sql_arith t -> sql_unary t t
adamc@559 389
adamc@220 390 con sql_binary :: Type -> Type -> Type -> Type
adamc@220 391 val sql_and : sql_binary bool bool bool
adamc@220 392 val sql_or : sql_binary bool bool bool
adamc@234 393 val sql_binary : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
adamc@354 394 -> arg1 ::: Type -> arg2 ::: Type -> res ::: Type
adamc@354 395 -> sql_binary arg1 arg2 res -> sql_exp tables agg exps arg1
adamc@354 396 -> sql_exp tables agg exps arg2
adamc@354 397 -> sql_exp tables agg exps res
adamc@220 398
adamc@559 399 val sql_plus : t ::: Type -> sql_arith t -> sql_binary t t t
adamc@559 400 val sql_minus : t ::: Type -> sql_arith t -> sql_binary t t t
adamc@559 401 val sql_times : t ::: Type -> sql_arith t -> sql_binary t t t
adamc@559 402 val sql_div : t ::: Type -> sql_arith t -> sql_binary t t t
adamc@559 403 val sql_mod : sql_binary int int int
adamc@559 404
adamc@559 405 val sql_eq : t ::: Type -> sql_binary t t bool
adamc@559 406 val sql_ne : t ::: Type -> sql_binary t t bool
adamc@559 407 val sql_lt : t ::: Type -> sql_binary t t bool
adamc@559 408 val sql_le : t ::: Type -> sql_binary t t bool
adamc@559 409 val sql_gt : t ::: Type -> sql_binary t t bool
adamc@559 410 val sql_ge : t ::: Type -> sql_binary t t bool
adamc@203 411
adamc@235 412 val sql_count : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
adamc@544 413 -> sql_exp tables agg exps int
adamc@235 414
adamc@236 415 con sql_aggregate :: Type -> Type
adamc@354 416 val sql_aggregate : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
adamc@354 417 -> t ::: Type
adamc@354 418 -> sql_aggregate t -> sql_exp agg agg exps t
adamc@354 419 -> sql_exp tables agg exps t
adamc@236 420
adamc@236 421 class sql_summable
adamc@236 422 val sql_summable_int : sql_summable int
adamc@236 423 val sql_summable_float : sql_summable float
adamc@236 424 val sql_avg : t ::: Type -> sql_summable t -> sql_aggregate t
adamc@236 425 val sql_sum : t ::: Type -> sql_summable t -> sql_aggregate t
adamc@236 426
adamc@236 427 class sql_maxable
adamc@236 428 val sql_maxable_int : sql_maxable int
adamc@236 429 val sql_maxable_float : sql_maxable float
adamc@236 430 val sql_maxable_string : sql_maxable string
adamc@437 431 val sql_maxable_time : sql_maxable time
adamc@236 432 val sql_max : t ::: Type -> sql_maxable t -> sql_aggregate t
adamc@236 433 val sql_min : t ::: Type -> sql_maxable t -> sql_aggregate t
adamc@236 434
adamc@441 435 con sql_nfunc :: Type -> Type
adamc@441 436 val sql_nfunc : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
adamc@441 437 -> t ::: Type
adamc@441 438 -> sql_nfunc t -> sql_exp tables agg exps t
adamc@441 439 val sql_current_timestamp : sql_nfunc time
adamc@441 440
adamc@746 441 con sql_ufunc :: Type -> Type -> Type
adamc@746 442 val sql_ufunc : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
adamc@746 443 -> dom ::: Type -> ran ::: Type
adamc@746 444 -> sql_ufunc dom ran -> sql_exp tables agg exps dom
adamc@746 445 -> sql_exp tables agg exps ran
adamc@746 446 val sql_octet_length : sql_ufunc blob int
adamc@746 447
adamc@235 448
adamc@243 449 (*** Executing queries *)
adamc@243 450
adamc@354 451 val query : tables ::: {{Type}} -> exps ::: {Type}
adamc@629 452 -> [tables ~ exps] =>
adamc@354 453 state ::: Type
adamc@354 454 -> sql_query tables exps
adamc@621 455 -> ($(exps ++ map (fn fields :: {Type} => $fields) tables)
adamc@354 456 -> state
adamc@354 457 -> transaction state)
adamc@354 458 -> state
adamc@354 459 -> transaction state
adamc@243 460
adamc@243 461
adamc@299 462 (*** Database mutators *)
adamc@299 463
adamc@299 464 type dml
adamc@299 465 val dml : dml -> transaction unit
adamc@299 466
adamc@705 467 val insert : fields ::: {Type} -> uniques ::: {{Unit}}
adamc@705 468 -> sql_table fields uniques
adamc@621 469 -> $(map (fn t :: Type => sql_exp [] [] [] t) fields)
adamc@354 470 -> dml
adamc@299 471
adamc@705 472 val update : unchanged ::: {Type} -> uniques ::: {{Unit}} -> changed :: {Type} ->
adamc@629 473 [changed ~ unchanged] =>
adamc@621 474 $(map (fn t :: Type => sql_exp [T = changed ++ unchanged] [] [] t) changed)
adamc@705 475 -> sql_table (changed ++ unchanged) uniques
adamc@354 476 -> sql_exp [T = changed ++ unchanged] [] [] bool
adamc@354 477 -> dml
adamc@299 478
adamc@705 479 val delete : fields ::: {Type} -> uniques ::: {{Unit}}
adamc@705 480 -> sql_table fields uniques
adamc@354 481 -> sql_exp [T = fields] [] [] bool
adamc@354 482 -> dml
adamc@299 483
adamc@338 484 (*** Sequences *)
adamc@338 485
adamc@338 486 type sql_sequence
adamc@338 487 val nextval : sql_sequence -> transaction int
adamc@338 488
adamc@299 489
adamc@203 490 (** XML *)
adamc@203 491
adamc@721 492 type css_class
adamc@718 493
adamc@720 494 con tag :: {Type} -> {Unit} -> {Unit} -> {Type} -> {Type} -> Type
adamc@91 495
adamc@720 496 con xml :: {Unit} -> {Type} -> {Type} -> Type
adamc@720 497 val cdata : ctx ::: {Unit} -> use ::: {Type} -> string -> xml ctx use []
adamc@354 498 val tag : attrsGiven ::: {Type} -> attrsAbsent ::: {Type}
adamc@354 499 -> ctxOuter ::: {Unit} -> ctxInner ::: {Unit}
adamc@354 500 -> useOuter ::: {Type} -> useInner ::: {Type}
adamc@354 501 -> bindOuter ::: {Type} -> bindInner ::: {Type}
adamc@629 502 -> [attrsGiven ~ attrsAbsent] =>
adamc@629 503 [useOuter ~ useInner] =>
adamc@629 504 [bindOuter ~ bindInner] =>
adamc@721 505 option css_class
adamc@721 506 -> $attrsGiven
adamc@629 507 -> tag (attrsGiven ++ attrsAbsent)
adamc@720 508 ctxOuter ctxInner useOuter bindOuter
adamc@720 509 -> xml ctxInner useInner bindInner
adamc@720 510 -> xml ctxOuter (useOuter ++ useInner) (bindOuter ++ bindInner)
adamc@140 511 val join : ctx ::: {Unit}
adamc@720 512 -> use1 ::: {Type} -> bind1 ::: {Type} -> bind2 ::: {Type}
adamc@720 513 -> [use1 ~ bind1] => [bind1 ~ bind2] =>
adamc@720 514 xml ctx use1 bind1
adamc@720 515 -> xml ctx (use1 ++ bind1) bind2
adamc@720 516 -> xml ctx use1 (bind1 ++ bind2)
adamc@354 517 val useMore : ctx ::: {Unit} -> use1 ::: {Type} -> use2 ::: {Type}
adamc@720 518 -> bind ::: {Type}
adamc@629 519 -> [use1 ~ use2] =>
adamc@720 520 xml ctx use1 bind
adamc@720 521 -> xml ctx (use1 ++ use2) bind
adamc@91 522
adamc@110 523 con xhtml = xml [Html]
adamc@139 524 con page = xhtml [] []
adamc@720 525 con xbody = xml [Body] [] []
adamc@720 526 con xtr = xml [Body, Tr] [] []
adamc@720 527 con xform = xml [Body, Form] [] []
adamc@110 528
adamc@718 529
adamc@204 530 (*** HTML details *)
adamc@204 531
adamc@140 532 con html = [Html]
adamc@140 533 con head = [Head]
adamc@140 534 con body = [Body]
adamc@361 535 con form = [Body, Form]
adamc@760 536 con subform = [Body, Subform]
adamc@332 537 con tabl = [Body, Table]
adamc@332 538 con tr = [Body, Tr]
adamc@93 539
adamc@724 540 type url
adamc@724 541 val bless : string -> url
adamc@770 542 val checkUrl : string -> option url
adamc@724 543
adamc@847 544 val dyn : ctx ::: {Unit} -> use ::: {Type} -> bind ::: {Type} -> [ctx ~ body] => unit
adamc@847 545 -> tag [Signal = signal (xml (body ++ ctx) use bind)] (body ++ ctx) [] use bind
adamc@568 546
adamc@720 547 val head : unit -> tag [] html head [] []
adamc@720 548 val title : unit -> tag [] head [] [] []
adamc@724 549 val link : unit -> tag [Rel = string, Typ = string, Href = url, Media = string] head [] [] []
adamc@110 550
adamc@892 551 val body : unit -> tag [Onload = transaction unit, Onresize = transaction unit, Onunload = transaction unit]
adamc@892 552 html body [] []
adamc@354 553 con bodyTag = fn (attrs :: {Type}) =>
adamc@354 554 ctx ::: {Unit} ->
adamc@629 555 [[Body] ~ ctx] =>
adamc@720 556 unit -> tag attrs ([Body] ++ ctx) ([Body] ++ ctx) [] []
adamc@354 557 con bodyTagStandalone = fn (attrs :: {Type}) =>
adamc@354 558 ctx ::: {Unit}
adamc@629 559 -> [[Body] ~ ctx] =>
adamc@720 560 unit -> tag attrs ([Body] ++ ctx) [] [] []
adamc@141 561
adamc@141 562 val br : bodyTagStandalone []
adamc@119 563
adamc@892 564 con focusEvents = [Onblur = transaction unit, Onfocus = transaction unit]
adamc@892 565 con mouseEvents = [Onclick = transaction unit, Ondblclick = transaction unit,
adamc@892 566 Onmousedown = transaction unit, Onmousemove = transaction unit,
adamc@892 567 Onmouseout = transaction unit, Onmouseover = transaction unit,
adamc@894 568 Onmouseup = transaction unit]
adamc@895 569 con keyEvents = [Onkeydown = int -> transaction unit, Onkeypress = int -> transaction unit,
adamc@895 570 Onkeyup = int -> transaction unit]
adamc@895 571 (* Key arguments are character codes. *)
adamc@892 572 con resizeEvents = [Onresize = transaction unit]
adamc@691 573
adamc@892 574 con boxEvents = focusEvents ++ mouseEvents ++ keyEvents ++ resizeEvents
adamc@892 575 con tableEvents = focusEvents ++ mouseEvents ++ keyEvents
adamc@140 576
adamc@892 577 val span : bodyTag boxEvents
adamc@892 578 val div : bodyTag boxEvents
adamc@469 579
adamc@892 580 val p : bodyTag boxEvents
adamc@892 581 val b : bodyTag boxEvents
adamc@892 582 val i : bodyTag boxEvents
adamc@892 583 val tt : bodyTag boxEvents
adamc@140 584
adamc@892 585 val h1 : bodyTag boxEvents
adamc@892 586 val h2 : bodyTag boxEvents
adamc@892 587 val h3 : bodyTag boxEvents
adamc@892 588 val h4 : bodyTag boxEvents
adamc@893 589 val h5 : bodyTag boxEvents
adamc@893 590 val h6 : bodyTag boxEvents
adamc@410 591
adamc@892 592 val li : bodyTag boxEvents
adamc@892 593 val ol : bodyTag boxEvents
adamc@892 594 val ul : bodyTag boxEvents
adamc@717 595
adamc@892 596 val hr : bodyTag boxEvents
adamc@140 597
adamc@892 598 val a : bodyTag ([Link = transaction page, Href = url] ++ boxEvents)
adamc@892 599
adamc@892 600 val img : bodyTag ([Src = url, Onabort = transaction unit, Onerror = transaction unit,
adamc@892 601 Onload = transaction unit] ++ boxEvents)
adamc@892 602
adamc@720 603 val form : ctx ::: {Unit} -> bind ::: {Type}
adamc@1004 604 -> [[Body, Form] ~ ctx] =>
adamc@1004 605 xml ([Body, Form] ++ ctx) [] bind
adamc@756 606 -> xml ([Body] ++ ctx) [] []
adamc@756 607
adamc@756 608 val subform : ctx ::: {Unit} -> use ::: {Type} -> bind ::: {Type}
adamc@756 609 -> [[Form] ~ ctx] =>
adamc@756 610 nm :: Name -> [[nm] ~ use] =>
adamc@1004 611 xml ([Form] ++ ctx) [] bind
adamc@756 612 -> xml ([Form] ++ ctx) use [nm = $bind]
adamc@758 613
adamc@758 614 val subforms : ctx ::: {Unit} -> use ::: {Type} -> bind ::: {Type}
adamc@1004 615 -> [[Form, Subform] ~ ctx] =>
adamc@758 616 nm :: Name -> [[nm] ~ use] =>
adamc@1004 617 xml ([Subform] ++ ctx) [Entry = $bind] []
adamc@758 618 -> xml ([Form] ++ ctx) use [nm = list ($bind)]
adamc@758 619
adamc@758 620 val entry : ctx ::: {Unit} -> bind ::: {Type}
adamc@1004 621 -> [[Subform, Form] ~ ctx] =>
adamc@1004 622 xml ([Form] ++ ctx) [] bind
adamc@758 623 -> xml ([Subform] ++ ctx) [Entry = $bind] []
adamc@758 624
adamc@361 625 con formTag = fn (ty :: Type) (inner :: {Unit}) (attrs :: {Type}) =>
adamc@354 626 ctx ::: {Unit}
adamc@629 627 -> [[Form] ~ ctx] =>
adamc@354 628 nm :: Name -> unit
adamc@720 629 -> tag attrs ([Form] ++ ctx) inner [] [nm = ty]
adamc@761 630 val hidden : formTag string [] [Value = string]
adamc@892 631 val textbox : formTag string [] ([Value = string, Size = int, Source = source string, Onchange = transaction unit,
adamc@892 632 Ontext = transaction unit] ++ boxEvents)
adamc@892 633 val password : formTag string [] ([Value = string, Size = int] ++ boxEvents)
adamc@892 634 val textarea : formTag string [] ([Rows = int, Cols = int, Onchange = transaction unit,
adamc@892 635 Ontext = transaction unit] ++ boxEvents)
adamc@153 636
adamc@892 637 val checkbox : formTag bool [] ([Checked = bool] ++ boxEvents)
adamc@190 638
adamc@737 639 type file
adamc@737 640 val fileName : file -> option string
adamc@740 641 val fileMimeType : file -> string
adamc@737 642 val fileData : file -> blob
adamc@737 643
adamc@892 644 val upload : formTag file [] ([Value = string, Size = int] ++ boxEvents)
adamc@737 645
adamc@741 646 type mimeType
adamc@741 647 val blessMime : string -> mimeType
adamc@770 648 val checkMime : string -> option mimeType
adamc@741 649 val returnBlob : t ::: Type -> blob -> mimeType -> transaction t
adamc@745 650 val blobSize : blob -> int
adamc@741 651
adamc@153 652 con radio = [Body, Radio]
adamc@361 653 val radio : formTag string radio []
adamc@892 654 val radioOption : unit -> tag ([Value = string] ++ boxEvents) radio [] [] []
adamc@142 655
adamc@154 656 con select = [Select]
adamc@892 657 val select : formTag string select ([Onchange = transaction unit] ++ boxEvents)
adamc@720 658 val option : unit -> tag [Value = string, Selected = bool] select [] [] []
adamc@154 659
adamc@720 660 val submit : ctx ::: {Unit} -> use ::: {Type}
adamc@629 661 -> [[Form] ~ ctx] =>
adamc@354 662 unit
adamc@892 663 -> tag ([Value = string, Action = $use -> transaction page] ++ boxEvents)
adamc@720 664 ([Form] ++ ctx) ([Form] ++ ctx) use []
adamc@283 665
adamc@601 666 (*** AJAX-oriented widgets *)
adamc@601 667
adamc@797 668 con cformTag = fn (attrs :: {Type}) (inner :: {Unit}) =>
adamc@601 669 ctx ::: {Unit}
adamc@629 670 -> [[Body] ~ ctx] =>
adamc@797 671 unit -> tag attrs ([Body] ++ ctx) inner [] []
adamc@601 672
adamc@892 673 val ctextbox : cformTag ([Value = string, Size = int, Source = source string, Onchange = transaction unit,
adamc@892 674 Ontext = transaction unit] ++ boxEvents) []
adamc@892 675 val button : cformTag ([Value = string] ++ boxEvents) []
adamc@797 676
adamc@892 677 val ccheckbox : cformTag ([Value = bool, Size = int, Source = source bool] ++ boxEvents) []
adamc@817 678
adamc@797 679 con cselect = [Cselect]
adamc@892 680 val cselect : cformTag ([Source = source string, Onchange = transaction unit] ++ boxEvents) cselect
adamc@797 681 val coption : unit -> tag [Value = string, Selected = bool] cselect [] [] []
adamc@601 682
adamc@720 683 (*** Tables *)
adamc@720 684
adamc@892 685 val tabl : other ::: {Unit} -> [other ~ [Body, Table]] => unit
adamc@892 686 -> tag ([Border = int] ++ boxEvents)
adamc@892 687 ([Body] ++ other) ([Body, Table] ++ other) [] []
adamc@892 688 val tr : other ::: {Unit} -> [other ~ [Body, Table, Tr]] => unit
adamc@892 689 -> tag tableEvents
adamc@892 690 ([Body, Table] ++ other) ([Body, Tr] ++ other) [] []
adamc@892 691 val th : other ::: {Unit} -> [other ~ [Body, Tr]] => unit
adamc@941 692 -> tag ([Colspan = int] ++ tableEvents)
adamc@892 693 ([Body, Tr] ++ other) ([Body] ++ other) [] []
adamc@892 694 val td : other ::: {Unit} -> [other ~ [Body, Tr]] => unit
adamc@941 695 -> tag ([Colspan = int] ++ tableEvents)
adamc@892 696 ([Body, Tr] ++ other) ([Body] ++ other) [] []
adamc@720 697
adamc@283 698
adamc@283 699 (** Aborting *)
adamc@283 700
adamc@726 701 val error : t ::: Type -> xbody -> t
adamc@720 702
adamc@729 703 (* Client-side-only handlers: *)
adamc@726 704 val onError : (xbody -> transaction unit) -> transaction unit
adamc@728 705 val onFail : (string -> transaction unit) -> transaction unit
adamc@729 706 val onConnectFail : transaction unit -> transaction unit
adamc@729 707 val onDisconnect : transaction unit -> transaction unit
adamc@729 708 val onServerError : (string -> transaction unit) -> transaction unit
adamc@727 709
adamc@727 710 val show_xml : ctx ::: {Unit} -> use ::: {Type} -> bind ::: {Type} -> show (xml ctx use bind)