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Discuss a subtlety in the semantics of <dyn>
author Adam Chlipala <adam@chlipala.net>
date Thu, 29 Dec 2011 10:04:09 -0500
parents ca3b73a7b4d0
children dfc854e478bb
rev   line source
adam@1643 1 (* Copyright (c) 2008-2011, Adam Chlipala
adamc@1 2 * All rights reserved.
adamc@1 3 *
adamc@1 4 * Redistribution and use in source and binary forms, with or without
adamc@1 5 * modification, are permitted provided that the following conditions are met:
adamc@1 6 *
adamc@1 7 * - Redistributions of source code must retain the above copyright notice,
adamc@1 8 * this list of conditions and the following disclaimer.
adamc@1 9 * - Redistributions in binary form must reproduce the above copyright notice,
adamc@1 10 * this list of conditions and the following disclaimer in the documentation
adamc@1 11 * and/or other materials provided with the distribution.
adamc@1 12 * - The names of contributors may not be used to endorse or promote products
adamc@1 13 * derived from this software without specific prior written permission.
adamc@1 14 *
adamc@339 15 * THIS SOFTARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
adamc@1 16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
adamc@1 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
adamc@1 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
adamc@1 19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
adamc@1 20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
adamc@1 21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
adamc@1 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
adamc@1 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
adamc@1 24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
adamc@1 25 * POSSIBILITY OF SUCH DAMAGE.
adamc@1 26 *)
adamc@1 27
adamc@244 28 (* Grammar for Ur/Web programs *)
adamc@1 29
adamc@4 30 open Source
adamc@1 31
adamc@1 32 val s = ErrorMsg.spanOf
adamc@230 33 val dummy = ErrorMsg.dummySpan
adamc@1 34
adamc@204 35 fun capitalize "" = ""
adamc@204 36 | capitalize s = str (Char.toUpper (String.sub (s, 0))) ^ String.extract (s, 1, NONE)
adamc@104 37
adamc@203 38 fun entable t =
adamc@203 39 case #1 t of
adamc@203 40 TRecord c => c
adamc@203 41 | _ => t
adamc@203 42
adamc@207 43 datatype select_item =
adamc@207 44 Field of con * con
adamc@1194 45 | Exp of con option * exp
adamc@341 46 | Fields of con * con
adam@1627 47 | StarFields of con
adamc@207 48
adamc@207 49 datatype select =
adamc@207 50 Star
adamc@207 51 | Items of select_item list
adamc@207 52
adamc@226 53 datatype group_item =
adamc@226 54 GField of con * con
adam@1425 55 | GFields of con * con
adamc@226 56
adamc@207 57 fun eqTnames ((c1, _), (c2, _)) =
adamc@207 58 case (c1, c2) of
adamc@207 59 (CVar (ms1, x1), CVar (ms2, x2)) => ms1 = ms2 andalso x1 = x2
adamc@207 60 | (CName x1, CName x2) => x1 = x2
adamc@207 61 | _ => false
adamc@207 62
adam@1424 63 fun nameString (c, _) =
adam@1424 64 case c of
adam@1424 65 CName s => s
adam@1424 66 | CVar (_, x) => x
adam@1424 67 | _ => "?"
adam@1424 68
adam@1627 69 datatype tableMode =
adam@1627 70 Unknown
adam@1627 71 | Everything
adam@1627 72 | Selective of con
adam@1627 73
adamc@1194 74 fun amend_select loc (si, (count, tabs, exps)) =
adamc@233 75 case si of
adamc@233 76 Field (tx, fx) =>
adamc@233 77 let
adamc@233 78 val c = (CRecord ([(fx, (CWild (KType, loc), loc))]), loc)
adamc@207 79
adamc@233 80 val (tabs, found) = ListUtil.foldlMap (fn ((tx', c'), found) =>
adamc@233 81 if eqTnames (tx, tx') then
adam@1627 82 case c' of
adam@1627 83 Everything =>
adam@1627 84 (ErrorMsg.errorAt loc
adam@1627 85 "Mixing specific-field and '*' selection of fields from same table";
adam@1627 86 ((tx', c'), found))
adam@1627 87 | Unknown =>
adam@1627 88 ((tx', Selective c), true)
adam@1627 89 | Selective c' =>
adam@1627 90 ((tx', Selective (CConcat (c, c'), loc)), true)
adamc@233 91 else
adamc@233 92 ((tx', c'), found))
adamc@233 93 false tabs
adamc@233 94 in
adamc@233 95 if found then
adamc@233 96 ()
adamc@233 97 else
adam@1424 98 ErrorMsg.errorAt loc ("Select of field " ^ nameString fx ^ " from unbound table " ^ nameString tx);
adamc@233 99
adamc@1194 100 (count, tabs, exps)
adamc@233 101 end
adamc@341 102 | Fields (tx, fs) =>
adamc@341 103 let
adamc@341 104 val (tabs, found) = ListUtil.foldlMap (fn ((tx', c'), found) =>
adamc@341 105 if eqTnames (tx, tx') then
adam@1627 106 case c' of
adam@1627 107 Everything =>
adam@1627 108 (ErrorMsg.errorAt loc
adam@1627 109 "Mixing specific-field and '*' selection of fields from same table";
adam@1627 110 ((tx', c'), found))
adam@1627 111 | Selective c' =>
adam@1627 112 ((tx', Selective (CConcat (fs, c'), loc)), true)
adam@1627 113 | Unknown =>
adam@1627 114 ((tx', Selective fs), true)
adamc@341 115 else
adamc@341 116 ((tx', c'), found))
adamc@341 117 false tabs
adamc@341 118 in
adamc@341 119 if found then
adamc@341 120 ()
adamc@341 121 else
adamc@341 122 ErrorMsg.errorAt loc "Select of field from unbound table";
adamc@341 123
adamc@1194 124 (count, tabs, exps)
adamc@341 125 end
adam@1627 126 | StarFields tx =>
adam@1627 127 if List.exists (fn (tx', c') => eqTnames (tx, tx') andalso case c' of
adam@1627 128 Unknown => false
adam@1627 129 | _ => true) tabs then
adam@1627 130 (ErrorMsg.errorAt loc "Selection with '*' from table already mentioned in same SELECT clause";
adam@1627 131 (count, tabs, exps))
adam@1627 132 else if List.all (fn (tx', c') => not (eqTnames (tx, tx'))) tabs then
adam@1627 133 (ErrorMsg.errorAt loc "Select of all fields from unbound table";
adam@1627 134 (count, tabs, exps))
adam@1627 135 else
adam@1627 136 (count, map (fn (tx', c') => (tx', if eqTnames (tx, tx') then Everything else c')) tabs, exps)
adamc@1194 137 | Exp (SOME c, e) => (count, tabs, (c, e) :: exps)
adamc@1194 138 | Exp (NONE, e) => (count+1, tabs, ((CName (Int.toString count), loc), e) :: exps)
adamc@207 139
adamc@226 140 fun amend_group loc (gi, tabs) =
adamc@226 141 let
adamc@226 142 val (tx, c) = case gi of
adamc@226 143 GField (tx, fx) => (tx, (CRecord ([(fx, (CWild (KType, loc), loc))]), loc))
adam@1425 144 | GFields (tx, fxs) => (tx, fxs)
adamc@226 145
adamc@226 146 val (tabs, found) = ListUtil.foldlMap (fn ((tx', c'), found) =>
adamc@226 147 if eqTnames (tx, tx') then
adamc@226 148 ((tx', (CConcat (c, c'), loc)), true)
adamc@226 149 else
adamc@226 150 ((tx', c'), found))
adam@1425 151 false tabs
adamc@226 152 in
adamc@226 153 if found then
adamc@226 154 ()
adamc@226 155 else
adamc@226 156 ErrorMsg.errorAt loc "Select of field from unbound table";
adamc@226 157
adamc@226 158 tabs
adamc@226 159 end
adamc@226 160
adamc@403 161 fun sql_inject (v, loc) =
adamc@403 162 (EApp ((EVar (["Basis"], "sql_inject", Infer), loc), (v, loc)), loc)
adamc@209 163
adamc@220 164 fun sql_binary (oper, sqlexp1, sqlexp2, loc) =
adamc@220 165 let
adamc@403 166 val e = (EVar (["Basis"], "sql_binary", Infer), loc)
adamc@403 167 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@220 168 val e = (EApp (e, sqlexp1), loc)
adamc@220 169 in
adamc@220 170 (EApp (e, sqlexp2), loc)
adamc@220 171 end
adamc@220 172
adamc@220 173 fun sql_unary (oper, sqlexp, loc) =
adamc@220 174 let
adamc@403 175 val e = (EVar (["Basis"], "sql_unary", Infer), loc)
adamc@403 176 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@220 177 in
adamc@220 178 (EApp (e, sqlexp), loc)
adamc@219 179 end
adamc@219 180
adam@1427 181 fun sql_relop (oper, all, sqlexp1, sqlexp2, loc) =
adamc@229 182 let
adamc@403 183 val e = (EVar (["Basis"], "sql_relop", Infer), loc)
adamc@403 184 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adam@1427 185 val e = (EApp (e, (EVar (["Basis"], if all then "True" else "False", Infer), loc)), loc)
adamc@229 186 val e = (EApp (e, sqlexp1), loc)
adamc@229 187 in
adamc@229 188 (EApp (e, sqlexp2), loc)
adamc@229 189 end
adamc@229 190
adamc@441 191 fun sql_nfunc (oper, loc) =
adamc@441 192 let
adamc@441 193 val e = (EVar (["Basis"], "sql_nfunc", Infer), loc)
adamc@441 194 in
adamc@441 195 (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@441 196 end
adamc@441 197
adamc@389 198 fun native_unop (oper, e1, loc) =
adamc@389 199 let
adamc@403 200 val e = (EVar (["Basis"], oper, Infer), loc)
adamc@389 201 in
adamc@389 202 (EApp (e, e1), loc)
adamc@389 203 end
adamc@389 204
adamc@256 205 fun native_op (oper, e1, e2, loc) =
adamc@256 206 let
adamc@403 207 val e = (EVar (["Basis"], oper, Infer), loc)
adamc@256 208 val e = (EApp (e, e1), loc)
adamc@256 209 in
adamc@256 210 (EApp (e, e2), loc)
adamc@256 211 end
adamc@256 212
adamc@310 213 val inDml = ref false
adamc@310 214
adamc@325 215 fun tagIn bt =
adamc@325 216 case bt of
adamc@325 217 "table" => "tabl"
adamc@325 218 | _ => bt
adamc@325 219
adamc@709 220 datatype prop_kind = Delete | Update
adamc@709 221
adam@1643 222 datatype attr = Class of exp | DynClass of exp | Normal of con * exp
adamc@721 223
adamc@822 224 fun patType loc (p : pat) =
adamc@822 225 case #1 p of
adamc@822 226 PAnnot (_, t) => t
adamc@822 227 | _ => (CWild (KType, loc), loc)
adamc@822 228
adamc@1265 229 fun tnamesOf (e, _) =
adamc@1265 230 case e of
adamc@1265 231 EApp (e1, e2) => tnamesOf e1 @ tnamesOf e2
adamc@1265 232 | ECApp (e, c as (CName _, _)) =>
adamc@1265 233 let
adamc@1265 234 fun isFt (e, _) =
adamc@1265 235 case e of
adamc@1265 236 EVar (["Basis"], "sql_from_table", _) => true
adamc@1265 237 | EVar ([], "sql_from_table", _) => true
adamc@1265 238 | ECApp (e, _) => isFt e
adamc@1265 239 | EApp (e, _) => isFt e
adamc@1265 240 | EDisjointApp e => isFt e
adamc@1265 241 | _ => false
adamc@1265 242 in
adamc@1265 243 (if isFt e then [c] else []) @ tnamesOf e
adamc@1265 244 end
adamc@1265 245 | ECApp (e, _) => tnamesOf e
adamc@1265 246 | EDisjointApp e => tnamesOf e
adamc@1265 247 | _ => []
adamc@1265 248
adamc@1 249 %%
adamc@244 250 %header (functor UrwebLrValsFn(structure Token : TOKEN))
adamc@1 251
adamc@1 252 %term
adamc@1 253 EOF
adamc@821 254 | STRING of string | INT of Int64.int | FLOAT of Real64.real | CHAR of char
adamc@1 255 | SYMBOL of string | CSYMBOL of string
adamc@1 256 | LPAREN | RPAREN | LBRACK | RBRACK | LBRACE | RBRACE
adam@1306 257 | EQ | COMMA | COLON | DCOLON | DCOLONWILD | TCOLON | TCOLONWILD | DOT | HASH | UNDER | UNDERUNDER | BAR
adamc@403 258 | PLUS | MINUS | DIVIDE | DOTDOTDOT | MOD | AT
adamc@623 259 | CON | LTYPE | VAL | REC | AND | FUN | MAP | UNIT | KUNIT | CLASS
adamc@156 260 | DATATYPE | OF
adamc@7 261 | TYPE | NAME
adamc@629 262 | ARROW | LARROW | DARROW | STAR | SEMI | KARROW | DKARROW | BANG
adamc@674 263 | FN | PLUSPLUS | MINUSMINUS | MINUSMINUSMINUS | DOLLAR | TWIDDLE | CARET
adamc@446 264 | LET | IN
adamc@1071 265 | STRUCTURE | SIGNATURE | STRUCT | SIG | END | FUNCTOR | WHERE | EXTERN | SQL | SELECT1
adamc@754 266 | INCLUDE | OPEN | CONSTRAINT | CONSTRAINTS | EXPORT | TABLE | SEQUENCE | VIEW
adamc@1199 267 | COOKIE | STYLE | TASK | POLICY
adamc@842 268 | CASE | IF | THEN | ELSE | ANDALSO | ORELSE
adamc@1 269
adamc@360 270 | XML_BEGIN of string | XML_END | XML_BEGIN_END of string
adamc@91 271 | NOTAGS of string
adamc@91 272 | BEGIN_TAG of string | END_TAG of string
adamc@91 273
adamc@993 274 | SELECT | DISTINCT | FROM | AS | CWHERE | GROUP | ORDER | BY | HAVING
adamc@229 275 | UNION | INTERSECT | EXCEPT
adamc@232 276 | LIMIT | OFFSET | ALL
adamc@220 277 | TRUE | FALSE | CAND | OR | NOT
adamc@236 278 | COUNT | AVG | SUM | MIN | MAX
adamc@268 279 | ASC | DESC
kkallio@1607 280 | INSERT | INTO | VALUES | UPDATE | SET | DELETE | NULL | IS | COALESCE | LIKE
adamc@441 281 | CURRENT_TIMESTAMP
adamc@219 282 | NE | LT | LE | GT | GE
adamc@714 283 | CCONSTRAINT | UNIQUE | CHECK | PRIMARY | FOREIGN | KEY | ON | NO | ACTION | RESTRICT | CASCADE | REFERENCES
adamc@751 284 | JOIN | INNER | CROSS | OUTER | LEFT | RIGHT | FULL
kkallio@1572 285 | CIF | CTHEN | CELSE
adamc@204 286
adamc@30 287 %nonterm
adamc@1 288 file of decl list
adamc@1 289 | decls of decl list
adamc@325 290 | decl of decl list
adamc@123 291 | vali of string * con option * exp
adamc@123 292 | valis of (string * con option * exp) list
adamc@242 293 | copt of con option
adamc@1 294
adamc@191 295 | dargs of string list
adamc@156 296 | barOpt of unit
adamc@156 297 | dcons of (string * con option) list
adamc@805 298 | dtype of string * string list * (string * con option) list
adamc@805 299 | dtypes of (string * string list * (string * con option) list) list
adamc@156 300 | dcon of string * con option
adamc@156 301
adamc@707 302 | pkopt of exp
adamc@707 303 | commaOpt of unit
adamc@707 304
adamc@704 305 | cst of exp
adamc@704 306 | csts of exp
adamc@704 307 | cstopt of exp
adamc@704 308
adamc@1001 309 | ckl of (string * kind option) list
adamc@1001 310
adamc@709 311 | pmode of prop_kind * exp
adamc@709 312 | pkind of prop_kind
adamc@709 313 | prule of exp
adamc@709 314 | pmodes of (prop_kind * exp) list
adamc@709 315
adamc@30 316 | sgn of sgn
adamc@42 317 | sgntm of sgn
adamc@30 318 | sgi of sgn_item
adamc@30 319 | sgis of sgn_item list
adamc@30 320
adamc@30 321 | str of str
adamc@30 322
adamc@1 323 | kind of kind
adamc@207 324 | ktuple of kind list
adamc@1 325 | kcolon of explicitness
adamc@240 326 | kopt of kind option
adamc@1 327
adamc@34 328 | path of string list * string
adamc@156 329 | cpath of string list * string
adamc@34 330 | spath of str
adamc@59 331 | mpath of string list
adamc@34 332
adamc@1 333 | cexp of con
adam@1577 334 | cexpO of con option
adamc@1 335 | capps of con
adamc@1 336 | cterm of con
adamc@195 337 | ctuple of con list
adamc@207 338 | ctuplev of con list
adamc@1 339 | ident of con
adamc@200 340 | idents of con list
adamc@1 341 | rcon of (con * con) list
adamc@83 342 | rconn of (con * con) list
adamc@1 343 | rcone of (con * con) list
adamc@239 344 | cargs of con * kind -> con * kind
adamc@239 345 | cargl of con * kind -> con * kind
adamc@240 346 | cargl2 of con * kind -> con * kind
adamc@239 347 | carg of con * kind -> con * kind
adamc@239 348 | cargp of con * kind -> con * kind
adamc@1 349
adamc@8 350 | eexp of exp
adamc@8 351 | eapps of exp
adamc@8 352 | eterm of exp
adamc@195 353 | etuple of exp list
adamc@12 354 | rexp of (con * exp) list
adamc@91 355 | xml of exp
adamc@91 356 | xmlOne of exp
adamc@1045 357 | xmlOpt of exp
adam@1643 358 | tag of (string * exp) * exp option * exp option * exp
adamc@141 359 | tagHead of string * exp
adamc@434 360 | bind of string * con option * exp
adamc@446 361 | edecl of edecl
adamc@446 362 | edecls of edecl list
adamc@8 363
adamc@241 364 | earg of exp * con -> exp * con
adamc@241 365 | eargp of exp * con -> exp * con
adamc@822 366 | earga of exp * con -> exp * con
adamc@241 367 | eargs of exp * con -> exp * con
adamc@241 368 | eargl of exp * con -> exp * con
adamc@242 369 | eargl2 of exp * con -> exp * con
adamc@241 370
adamc@170 371 | branch of pat * exp
adamc@170 372 | branchs of (pat * exp) list
adamc@170 373 | pat of pat
adamc@822 374 | patS of pat
adamc@170 375 | pterm of pat
adamc@174 376 | rpat of (string * pat) list * bool
adamc@195 377 | ptuple of pat list
adamc@170 378
adam@1643 379 | attrs of exp option * exp option * (con * exp) list
adamc@721 380 | attr of attr
adamc@104 381 | attrv of exp
adamc@104 382
adamc@204 383 | query of exp
adamc@226 384 | query1 of exp
adamc@993 385 | dopt of exp
adamc@748 386 | tables of con list * exp
adamc@749 387 | fitem of con list * exp
adamc@204 388 | tname of con
adamc@705 389 | tnameW of con * con
adamc@705 390 | tnames of (con * con) * (con * con) list
adamc@705 391 | tnames' of (con * con) * (con * con) list
adamc@204 392 | table of con * exp
adamc@748 393 | table' of con * exp
adamc@207 394 | tident of con
adamc@207 395 | fident of con
adamc@207 396 | seli of select_item
adamc@207 397 | selis of select_item list
adamc@207 398 | select of select
adamc@209 399 | sqlexp of exp
adamc@209 400 | wopt of exp
adamc@226 401 | groupi of group_item
adamc@226 402 | groupis of group_item list
adamc@226 403 | gopt of group_item list option
adamc@227 404 | hopt of exp
adamc@230 405 | obopt of exp
adamc@268 406 | obitem of exp * exp
adamc@230 407 | obexps of exp
adamc@268 408 | diropt of exp
adamc@231 409 | lopt of exp
adamc@232 410 | ofopt of exp
adamc@231 411 | sqlint of exp
adamc@236 412 | sqlagg of string
adamc@746 413 | fname of exp
adamc@207 414
adamc@302 415 | texp of exp
adamc@302 416 | fields of con list
adamc@302 417 | sqlexps of exp list
adamc@303 418 | fsets of (con * exp) list
adamc@310 419 | enterDml of unit
adamc@310 420 | leaveDml of unit
adamc@302 421
adamc@204 422
adamc@1 423 %verbose (* print summary of errors *)
adamc@1 424 %pos int (* positions *)
adamc@1 425 %start file
adamc@1 426 %pure
adamc@1 427 %eop EOF
adamc@1 428 %noshift EOF
adamc@1 429
adamc@244 430 %name Urweb
adamc@1 431
adamc@623 432 %right KARROW
adamc@623 433 %nonassoc DKARROW
adamc@243 434 %right SEMI
adamc@243 435 %nonassoc LARROW
adamc@195 436 %nonassoc IF THEN ELSE
adamc@843 437 %nonassoc DARROW
adamc@842 438 %left ANDALSO
adamc@842 439 %left ORELSE
adamc@1 440 %nonassoc COLON
adam@1306 441 %nonassoc DCOLON TCOLON DCOLONWILD TCOLONWILD
adam@1427 442 %left UNION INTERSECT EXCEPT ALL
adamc@1 443 %right COMMA
adamc@751 444 %right JOIN INNER CROSS OUTER LEFT RIGHT FULL
adamc@220 445 %right OR
adamc@220 446 %right CAND
adamc@470 447 %nonassoc EQ NE LT LE GT GE IS
adamc@243 448 %right ARROW
adamc@837 449 %right CARET PLUSPLUS
adamc@837 450 %left MINUSMINUS MINUSMINUSMINUS
adamc@389 451 %left PLUS MINUS
adamc@389 452 %left STAR DIVIDE MOD
adamc@220 453 %left NOT
adamc@84 454 %nonassoc TWIDDLE
adamc@1 455 %nonassoc DOLLAR
adamc@1 456 %left DOT
adamc@221 457 %nonassoc LBRACE RBRACE
adamc@1 458
adamc@1 459 %%
adamc@1 460
adamc@1 461 file : decls (decls)
adamc@54 462 | SIG sgis ([(DSgn ("?", (SgnConst sgis, s (SIGleft, sgisright))),
adamc@54 463 s (SIGleft, sgisright))])
adamc@1 464
adamc@1 465 decls : ([])
adamc@325 466 | decl decls (decl @ decls)
adamc@1 467
adamc@240 468 decl : CON SYMBOL cargl2 kopt EQ cexp (let
adamc@240 469 val loc = s (CONleft, cexpright)
adamc@240 470
adamc@240 471 val k = Option.getOpt (kopt, (KWild, loc))
adamc@240 472 val (c, k) = cargl2 (cexp, k)
adamc@240 473 in
adamc@325 474 [(DCon (SYMBOL, SOME k, c), loc)]
adamc@240 475 end)
adamc@325 476 | LTYPE SYMBOL EQ cexp ([(DCon (SYMBOL, SOME (KType, s (LTYPEleft, cexpright)), cexp),
adamc@325 477 s (LTYPEleft, cexpright))])
adamc@805 478 | DATATYPE dtypes ([(DDatatype dtypes, s (DATATYPEleft, dtypesright))])
adamc@191 479 | DATATYPE SYMBOL dargs EQ DATATYPE CSYMBOL DOT path
adamc@191 480 (case dargs of
adamc@325 481 [] => [(DDatatypeImp (SYMBOL, CSYMBOL :: #1 path, #2 path), s (DATATYPEleft, pathright))]
adamc@191 482 | _ => raise Fail "Arguments specified for imported datatype")
adamc@325 483 | VAL vali ([(DVal vali, s (VALleft, valiright))])
adamc@325 484 | VAL REC valis ([(DValRec valis, s (VALleft, valisright))])
adamc@325 485 | FUN valis ([(DValRec valis, s (FUNleft, valisright))])
adamc@1 486
adamc@325 487 | SIGNATURE CSYMBOL EQ sgn ([(DSgn (CSYMBOL, sgn), s (SIGNATUREleft, sgnright))])
adamc@325 488 | STRUCTURE CSYMBOL EQ str ([(DStr (CSYMBOL, NONE, str), s (STRUCTUREleft, strright))])
adamc@325 489 | STRUCTURE CSYMBOL COLON sgn EQ str ([(DStr (CSYMBOL, SOME sgn, str), s (STRUCTUREleft, strright))])
adamc@42 490 | FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN EQ str
adamc@325 491 ([(DStr (CSYMBOL1, NONE,
adamc@325 492 (StrFun (CSYMBOL2, sgn1, NONE, str), s (FUNCTORleft, strright))),
adamc@325 493 s (FUNCTORleft, strright))])
adamc@42 494 | FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN COLON sgn EQ str
adamc@325 495 ([(DStr (CSYMBOL1, NONE,
adamc@325 496 (StrFun (CSYMBOL2, sgn1, SOME sgn2, str), s (FUNCTORleft, strright))),
adamc@325 497 s (FUNCTORleft, strright))])
adamc@325 498 | EXTERN STRUCTURE CSYMBOL COLON sgn ([(DFfiStr (CSYMBOL, sgn), s (EXTERNleft, sgnright))])
adamc@61 499 | OPEN mpath (case mpath of
adamc@61 500 [] => raise Fail "Impossible mpath parse [1]"
adamc@325 501 | m :: ms => [(DOpen (m, ms), s (OPENleft, mpathright))])
adamc@325 502 | OPEN mpath LPAREN str RPAREN (let
adamc@325 503 val loc = s (OPENleft, RPARENright)
adamc@325 504
adamc@325 505 val m = case mpath of
adamc@325 506 [] => raise Fail "Impossible mpath parse [4]"
adamc@325 507 | m :: ms =>
adamc@325 508 foldl (fn (m, str) => (StrProj (str, m), loc))
adamc@325 509 (StrVar m, loc) ms
adamc@325 510 in
adamc@325 511 [(DStr ("anon", NONE, (StrApp (m, str), loc)), loc),
adamc@325 512 (DOpen ("anon", []), loc)]
adamc@325 513 end)
adamc@88 514 | OPEN CONSTRAINTS mpath (case mpath of
adamc@88 515 [] => raise Fail "Impossible mpath parse [3]"
adamc@325 516 | m :: ms => [(DOpenConstraints (m, ms), s (OPENleft, mpathright))])
adamc@325 517 | CONSTRAINT cterm TWIDDLE cterm ([(DConstraint (cterm1, cterm2), s (CONSTRAINTleft, ctermright))])
adamc@325 518 | EXPORT spath ([(DExport spath, s (EXPORTleft, spathright))])
adamc@707 519 | TABLE SYMBOL COLON cterm pkopt commaOpt cstopt([(DTable (SYMBOL, entable cterm, pkopt, cstopt),
adamc@707 520 s (TABLEleft, cstoptright))])
adamc@338 521 | SEQUENCE SYMBOL ([(DSequence SYMBOL, s (SEQUENCEleft, SYMBOLright))])
adamc@754 522 | VIEW SYMBOL EQ query ([(DView (SYMBOL, query),
adamc@754 523 s (VIEWleft, queryright))])
adamc@754 524 | VIEW SYMBOL EQ LBRACE eexp RBRACE ([(DView (SYMBOL, eexp),
adamc@754 525 s (VIEWleft, RBRACEright))])
adamc@563 526 | CLASS SYMBOL EQ cexp (let
adamc@563 527 val loc = s (CLASSleft, cexpright)
adamc@563 528 in
adamc@563 529 [(DClass (SYMBOL, (KWild, loc), cexp), loc)]
adamc@563 530 end)
adamc@563 531 | CLASS SYMBOL DCOLON kind EQ cexp ([(DClass (SYMBOL, kind, cexp), s (CLASSleft, cexpright))])
adamc@211 532 | CLASS SYMBOL SYMBOL EQ cexp (let
adamc@211 533 val loc = s (CLASSleft, cexpright)
adamc@563 534 val k = (KWild, loc)
adamc@211 535 val c = (CAbs (SYMBOL2, SOME k, cexp), loc)
adamc@211 536 in
adamc@563 537 [(DClass (SYMBOL1, k, c), s (CLASSleft, cexpright))]
adamc@563 538 end)
adamc@563 539 | CLASS SYMBOL LPAREN SYMBOL DCOLON kind RPAREN EQ cexp (let
adamc@563 540 val loc = s (CLASSleft, cexpright)
adamc@563 541 val c = (CAbs (SYMBOL2, SOME kind, cexp), loc)
adamc@563 542 in
adamc@563 543 [(DClass (SYMBOL1, kind, c), s (CLASSleft, cexpright))]
adamc@211 544 end)
adamc@459 545 | COOKIE SYMBOL COLON cexp ([(DCookie (SYMBOL, cexp), s (COOKIEleft, cexpright))])
adamc@720 546 | STYLE SYMBOL ([(DStyle SYMBOL, s (STYLEleft, SYMBOLright))])
adamc@1075 547 | TASK eapps EQ eexp ([(DTask (eapps, eexp), s (TASKleft, eexpright))])
adamc@1199 548 | POLICY eexp ([(DPolicy eexp, s (POLICYleft, eexpright))])
adamc@30 549
adamc@805 550 dtype : SYMBOL dargs EQ barOpt dcons (SYMBOL, dargs, dcons)
adamc@805 551
adamc@805 552 dtypes : dtype ([dtype])
adamc@805 553 | dtype AND dtypes (dtype :: dtypes)
adamc@805 554
adamc@240 555 kopt : (NONE)
adamc@240 556 | DCOLON kind (SOME kind)
adam@1302 557 | DCOLONWILD (SOME (KWild, s (DCOLONWILDleft, DCOLONWILDright)))
adamc@240 558
adamc@191 559 dargs : ([])
adamc@191 560 | SYMBOL dargs (SYMBOL :: dargs)
adamc@191 561
adamc@156 562 barOpt : ()
adamc@156 563 | BAR ()
adamc@156 564
adamc@156 565 dcons : dcon ([dcon])
adamc@156 566 | dcon BAR dcons (dcon :: dcons)
adamc@156 567
adamc@156 568 dcon : CSYMBOL (CSYMBOL, NONE)
adamc@156 569 | CSYMBOL OF cexp (CSYMBOL, SOME cexp)
adamc@156 570
adamc@242 571 vali : SYMBOL eargl2 copt EQ eexp (let
adamc@242 572 val loc = s (SYMBOLleft, eexpright)
adamc@242 573 val t = Option.getOpt (copt, (CWild (KType, loc), loc))
adamc@242 574
adamc@242 575 val (e, t) = eargl2 (eexp, t)
adamc@242 576 in
adamc@242 577 (SYMBOL, SOME t, e)
adamc@242 578 end)
adamc@242 579
adamc@242 580 copt : (NONE)
adamc@242 581 | COLON cexp (SOME cexp)
adamc@123 582
adamc@704 583 cstopt : (EVar (["Basis"], "no_constraint", Infer), dummy)
adamc@704 584 | csts (csts)
adamc@704 585
adamc@704 586 csts : CCONSTRAINT tname cst (let
adamc@704 587 val loc = s (CCONSTRAINTleft, cstright)
adamc@704 588
adamc@704 589 val e = (EVar (["Basis"], "one_constraint", Infer), loc)
adamc@704 590 val e = (ECApp (e, tname), loc)
adamc@704 591 in
adamc@704 592 (EApp (e, cst), loc)
adamc@704 593 end)
adamc@704 594 | csts COMMA csts (let
adamc@704 595 val loc = s (csts1left, csts2right)
adamc@704 596
adamc@704 597 val e = (EVar (["Basis"], "join_constraints", Infer), loc)
adamc@704 598 val e = (EApp (e, csts1), loc)
adamc@704 599 in
adamc@704 600 (EApp (e, csts2), loc)
adamc@704 601 end)
adamc@704 602 | LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adamc@704 603
adamc@704 604 cst : UNIQUE tnames (let
adamc@704 605 val loc = s (UNIQUEleft, tnamesright)
adamc@704 606
adamc@704 607 val e = (EVar (["Basis"], "unique", Infer), loc)
adamc@705 608 val e = (ECApp (e, #1 (#1 tnames)), loc)
adamc@705 609 val e = (ECApp (e, (CRecord (#2 tnames), loc)), loc)
adamc@704 610 in
adamc@1093 611 e
adamc@704 612 end)
adamc@709 613
adamc@714 614 | CHECK sqlexp (let
adamc@714 615 val loc = s (CHECKleft, sqlexpright)
adamc@714 616 in
adamc@714 617 (EApp ((EVar (["Basis"], "check", Infer), loc),
adamc@714 618 sqlexp), loc)
adamc@714 619 end)
adamc@714 620
adamc@709 621 | FOREIGN KEY tnames REFERENCES texp LPAREN tnames' RPAREN pmodes
adamc@709 622 (let
adamc@709 623 val loc = s (FOREIGNleft, pmodesright)
adamc@709 624
adamc@709 625 val mat = ListPair.foldrEq
adamc@709 626 (fn ((nm1, _), (nm2, _), mat) =>
adamc@709 627 let
adamc@709 628 val e = (EVar (["Basis"], "mat_cons", Infer), loc)
adamc@709 629 val e = (ECApp (e, nm1), loc)
adamc@709 630 val e = (ECApp (e, nm2), loc)
adamc@709 631 in
adamc@709 632 (EApp (e, mat), loc)
adamc@709 633 end)
adamc@709 634 (EVar (["Basis"], "mat_nil", Infer), loc)
adamc@709 635 (#1 tnames :: #2 tnames, #1 tnames' :: #2 tnames')
adam@1401 636 handle ListPair.UnequalLengths =>
adam@1401 637 (ErrorMsg.errorAt loc ("Unequal foreign key list lengths ("
adam@1401 638 ^ Int.toString (1 + length (#2 tnames))
adam@1401 639 ^ " vs. "
adam@1401 640 ^ Int.toString (1 + length (#2 tnames'))
adam@1401 641 ^ ")");
adam@1401 642 (EVar (["Basis"], "mat_nil", Infer), loc))
adamc@709 643
adamc@709 644 fun findMode mode =
adamc@709 645 let
adamc@709 646 fun findMode' pmodes =
adamc@709 647 case pmodes of
adamc@709 648 [] => (EVar (["Basis"], "no_action", Infer), loc)
adamc@709 649 | (mode', rule) :: pmodes' =>
adamc@709 650 if mode' = mode then
adamc@709 651 (if List.exists (fn (mode', _) => mode' = mode)
adamc@709 652 pmodes' then
adamc@709 653 ErrorMsg.errorAt loc "Duplicate propagation rule"
adamc@709 654 else
adamc@709 655 ();
adamc@709 656 rule)
adamc@709 657 else
adamc@709 658 findMode' pmodes'
adamc@709 659 in
adamc@709 660 findMode' pmodes
adamc@709 661 end
adamc@709 662
adamc@709 663 val e = (EVar (["Basis"], "foreign_key", Infer), loc)
adamc@709 664 val e = (EApp (e, mat), loc)
adamc@709 665 val e = (EApp (e, texp), loc)
adamc@709 666 in
adamc@709 667 (EApp (e, (ERecord [((CName "OnDelete", loc),
adamc@709 668 findMode Delete),
adamc@709 669 ((CName "OnUpdate", loc),
adamc@709 670 findMode Update)], loc)), loc)
adamc@709 671 end)
adamc@709 672
adamc@704 673 | LBRACE eexp RBRACE (eexp)
adamc@704 674
adamc@704 675 tnameW : tname (let
adamc@704 676 val loc = s (tnameleft, tnameright)
adamc@704 677 in
adamc@704 678 (tname, (CWild (KType, loc), loc))
adamc@704 679 end)
adamc@704 680
adamc@705 681 tnames : tnameW (tnameW, [])
adamc@705 682 | LPAREN tnames' RPAREN (tnames')
adamc@704 683
adamc@705 684 tnames': tnameW (tnameW, [])
adamc@705 685 | tnameW COMMA tnames' (#1 tnames', tnameW :: #2 tnames')
adamc@704 686
adamc@709 687 pmode : ON pkind prule (pkind, prule)
adamc@709 688
adamc@709 689 pkind : DELETE (Delete)
adamc@709 690 | UPDATE (Update)
adamc@709 691
adamc@709 692 prule : NO ACTION (EVar (["Basis"], "no_action", Infer), s (NOleft, ACTIONright))
adamc@709 693 | RESTRICT (EVar (["Basis"], "restrict", Infer), s (RESTRICTleft, RESTRICTright))
adamc@709 694 | CASCADE (EVar (["Basis"], "cascade", Infer), s (CASCADEleft, CASCADEright))
adamc@709 695 | SET NULL (EVar (["Basis"], "set_null", Infer), s (SETleft, NULLright))
adamc@709 696
adamc@709 697 pmodes : ([])
adamc@709 698 | pmode pmodes (pmode :: pmodes)
adamc@709 699
adamc@707 700 commaOpt: ()
adamc@707 701 | COMMA ()
adamc@707 702
adamc@993 703 pkopt : (EVar (["Basis"], "no_primary_key", Infer), dummy)
adamc@707 704 | PRIMARY KEY tnames (let
adamc@707 705 val loc = s (PRIMARYleft, tnamesright)
adamc@707 706
adamc@1093 707 val e = (EVar (["Basis"], "primary_key", TypesOnly), loc)
adamc@707 708 val e = (ECApp (e, #1 (#1 tnames)), loc)
adamc@707 709 val e = (ECApp (e, (CRecord (#2 tnames), loc)), loc)
adamc@707 710 val e = (EDisjointApp e, loc)
adamc@707 711 val e = (EDisjointApp e, loc)
adamc@707 712
adamc@707 713 val witness = map (fn (c, _) =>
adamc@707 714 (c, (EWild, loc)))
adamc@707 715 (#1 tnames :: #2 tnames)
adamc@707 716 val witness = (ERecord witness, loc)
adamc@707 717 in
adamc@707 718 (EApp (e, witness), loc)
adamc@707 719 end)
adamc@707 720
adamc@123 721 valis : vali ([vali])
adamc@123 722 | vali AND valis (vali :: valis)
adamc@123 723
adamc@42 724 sgn : sgntm (sgntm)
adamc@40 725 | FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@40 726 (SgnFun (CSYMBOL, sgn1, sgn2), s (FUNCTORleft, sgn2right))
adamc@30 727
adamc@42 728 sgntm : SIG sgis END (SgnConst sgis, s (SIGleft, ENDright))
adamc@59 729 | mpath (case mpath of
adamc@61 730 [] => raise Fail "Impossible mpath parse [2]"
adamc@59 731 | [x] => SgnVar x
adamc@59 732 | m :: ms => SgnProj (m,
adamc@59 733 List.take (ms, length ms - 1),
adamc@59 734 List.nth (ms, length ms - 1)),
adamc@59 735 s (mpathleft, mpathright))
adamc@42 736 | sgntm WHERE CON SYMBOL EQ cexp (SgnWhere (sgntm, SYMBOL, cexp), s (sgntmleft, cexpright))
adamc@42 737 | sgntm WHERE LTYPE SYMBOL EQ cexp(SgnWhere (sgntm, SYMBOL, cexp), s (sgntmleft, cexpright))
adamc@42 738 | LPAREN sgn RPAREN (sgn)
adamc@42 739
adam@1577 740 cexpO : (NONE)
adam@1577 741 | EQ cexp (SOME cexp)
adam@1577 742
adam@1577 743 sgi : LTYPE SYMBOL ((SgiConAbs (SYMBOL, (KType, s (LTYPEleft, SYMBOLright))),
adamc@706 744 s (LTYPEleft, SYMBOLright)))
adam@1577 745 | CON SYMBOL cargl2 kopt cexpO (let
adam@1577 746 val loc = s (CONleft, cexpOright)
adam@1574 747
adam@1574 748 val k = Option.getOpt (kopt, (KWild, loc))
adam@1574 749 in
adam@1577 750 case cexpO of
adam@1577 751 NONE => (SgiConAbs (SYMBOL, k), loc)
adam@1577 752 | SOME cexp =>
adam@1577 753 let
adam@1577 754 val (c, k) = cargl2 (cexp, k)
adam@1577 755 in
adam@1577 756 (SgiCon (SYMBOL, SOME k, c), loc)
adam@1577 757 end
adam@1574 758 end)
adamc@706 759 | LTYPE SYMBOL EQ cexp ((SgiCon (SYMBOL, SOME (KType, s (LTYPEleft, cexpright)), cexp),
adamc@706 760 s (LTYPEleft, cexpright)))
adamc@805 761 | DATATYPE dtypes ((SgiDatatype dtypes, s (DATATYPEleft, dtypesright)))
adamc@191 762 | DATATYPE SYMBOL dargs EQ DATATYPE CSYMBOL DOT path
adamc@191 763 (case dargs of
adamc@191 764 [] => (SgiDatatypeImp (SYMBOL, CSYMBOL :: #1 path, #2 path), s (DATATYPEleft, pathright))
adamc@191 765 | _ => raise Fail "Arguments specified for imported datatype")
adamc@706 766 | VAL SYMBOL COLON cexp ((SgiVal (SYMBOL, cexp), s (VALleft, cexpright)))
adamc@30 767
adamc@706 768 | STRUCTURE CSYMBOL COLON sgn ((SgiStr (CSYMBOL, sgn), s (STRUCTUREleft, sgnright)))
adamc@706 769 | SIGNATURE CSYMBOL EQ sgn ((SgiSgn (CSYMBOL, sgn), s (SIGNATUREleft, sgnright)))
adamc@42 770 | FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@706 771 ((SgiStr (CSYMBOL1,
adamc@706 772 (SgnFun (CSYMBOL2, sgn1, sgn2), s (FUNCTORleft, sgn2right))),
adamc@706 773 s (FUNCTORleft, sgn2right)))
adamc@706 774 | INCLUDE sgn ((SgiInclude sgn, s (INCLUDEleft, sgnright)))
adamc@706 775 | CONSTRAINT cterm TWIDDLE cterm ((SgiConstraint (cterm1, cterm2), s (CONSTRAINTleft, ctermright)))
adamc@707 776 | TABLE SYMBOL COLON cterm pkopt commaOpt cstopt (let
adamc@707 777 val loc = s (TABLEleft, ctermright)
adamc@707 778 in
adamc@707 779 (SgiTable (SYMBOL, entable cterm, pkopt, cstopt), loc)
adamc@707 780 end)
adamc@460 781 | SEQUENCE SYMBOL (let
adamc@460 782 val loc = s (SEQUENCEleft, SYMBOLright)
adamc@460 783 val t = (CVar (["Basis"], "sql_sequence"), loc)
adamc@460 784 in
adamc@460 785 (SgiVal (SYMBOL, t), loc)
adamc@460 786 end)
adamc@754 787 | VIEW SYMBOL COLON cexp (let
adamc@754 788 val loc = s (VIEWleft, cexpright)
adamc@754 789 val t = (CVar (["Basis"], "sql_view"), loc)
adamc@1076 790 val t = (CApp (t, entable cexp), loc)
adamc@754 791 in
adamc@754 792 (SgiVal (SYMBOL, t), loc)
adamc@754 793 end)
adamc@563 794 | CLASS SYMBOL (let
adamc@563 795 val loc = s (CLASSleft, SYMBOLright)
adamc@711 796 val k = (KArrow ((KType, loc), (KType, loc)), loc)
adamc@563 797 in
adamc@711 798 (SgiClassAbs (SYMBOL, k), loc)
adamc@563 799 end)
adamc@563 800 | CLASS SYMBOL DCOLON kind (let
adamc@563 801 val loc = s (CLASSleft, kindright)
adamc@563 802 in
adamc@563 803 (SgiClassAbs (SYMBOL, kind), loc)
adamc@563 804 end)
adamc@563 805 | CLASS SYMBOL EQ cexp (let
adamc@563 806 val loc = s (CLASSleft, cexpright)
adamc@563 807 in
adamc@563 808 (SgiClass (SYMBOL, (KWild, loc), cexp), loc)
adamc@563 809 end)
adamc@563 810 | CLASS SYMBOL DCOLON kind EQ cexp (let
adamc@563 811 val loc = s (CLASSleft, cexpright)
adamc@563 812 in
adamc@563 813 (SgiClass (SYMBOL, kind, cexp), loc)
adamc@563 814 end)
adamc@211 815 | CLASS SYMBOL SYMBOL EQ cexp (let
adamc@211 816 val loc = s (CLASSleft, cexpright)
adamc@563 817 val k = (KWild, loc)
adamc@211 818 val c = (CAbs (SYMBOL2, SOME k, cexp), loc)
adamc@211 819 in
adamc@563 820 (SgiClass (SYMBOL1, k, c), s (CLASSleft, cexpright))
adamc@563 821 end)
adamc@563 822 | CLASS SYMBOL LPAREN SYMBOL DCOLON kind RPAREN EQ cexp (let
adamc@563 823 val loc = s (CLASSleft, cexpright)
adamc@563 824 val c = (CAbs (SYMBOL2, SOME kind, cexp), loc)
adamc@563 825 in
adamc@563 826 (SgiClass (SYMBOL1, kind, c), s (CLASSleft, cexpright))
adamc@211 827 end)
adamc@460 828 | COOKIE SYMBOL COLON cexp (let
adamc@460 829 val loc = s (COOKIEleft, cexpright)
adamc@460 830 val t = (CApp ((CVar (["Basis"], "http_cookie"), loc),
adamc@460 831 entable cexp), loc)
adamc@460 832 in
adamc@460 833 (SgiVal (SYMBOL, t), loc)
adamc@460 834 end)
adamc@720 835 | STYLE SYMBOL (let
adamc@720 836 val loc = s (STYLEleft, SYMBOLright)
adamc@720 837 val t = (CVar (["Basis"], "css_class"), loc)
adamc@718 838 in
adamc@718 839 (SgiVal (SYMBOL, t), loc)
adamc@718 840 end)
adamc@30 841
adamc@30 842 sgis : ([])
adamc@30 843 | sgi sgis (sgi :: sgis)
adamc@30 844
adamc@30 845 str : STRUCT decls END (StrConst decls, s (STRUCTleft, ENDright))
adamc@34 846 | spath (spath)
adamc@40 847 | FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN DARROW str
adamc@40 848 (StrFun (CSYMBOL, sgn, NONE, str), s (FUNCTORleft, strright))
adamc@40 849 | FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn DARROW str
adamc@40 850 (StrFun (CSYMBOL, sgn1, SOME sgn2, str), s (FUNCTORleft, strright))
adamc@44 851 | spath LPAREN str RPAREN (StrApp (spath, str), s (spathleft, RPARENright))
adamc@34 852
adamc@34 853 spath : CSYMBOL (StrVar CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@34 854 | spath DOT CSYMBOL (StrProj (spath, CSYMBOL), s (spathleft, CSYMBOLright))
adamc@30 855
adamc@1 856 kind : TYPE (KType, s (TYPEleft, TYPEright))
adamc@1 857 | NAME (KName, s (NAMEleft, NAMEright))
adamc@1 858 | LBRACE kind RBRACE (KRecord kind, s (LBRACEleft, RBRACEright))
adamc@1 859 | kind ARROW kind (KArrow (kind1, kind2), s (kind1left, kind2right))
adamc@1 860 | LPAREN kind RPAREN (#1 kind, s (LPARENleft, RPARENright))
adamc@82 861 | KUNIT (KUnit, s (KUNITleft, KUNITright))
adamc@18 862 | UNDERUNDER (KWild, s (UNDERUNDERleft, UNDERUNDERright))
adamc@207 863 | LPAREN ktuple RPAREN (KTuple ktuple, s (LPARENleft, RPARENright))
adamc@623 864 | CSYMBOL (KVar CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@623 865 | CSYMBOL KARROW kind (KFun (CSYMBOL, kind), s (CSYMBOLleft, kindright))
adamc@207 866
adamc@207 867 ktuple : kind STAR kind ([kind1, kind2])
adamc@207 868 | kind STAR ktuple (kind :: ktuple)
adamc@1 869
adamc@1 870 capps : cterm (cterm)
adamc@1 871 | capps cterm (CApp (capps, cterm), s (cappsleft, ctermright))
adamc@1 872
adamc@1 873 cexp : capps (capps)
adamc@1 874 | cexp ARROW cexp (TFun (cexp1, cexp2), s (cexp1left, cexp2right))
adamc@15 875 | SYMBOL kcolon kind ARROW cexp (TCFun (kcolon, SYMBOL, kind, cexp), s (SYMBOLleft, cexpright))
adamc@623 876 | CSYMBOL KARROW cexp (TKFun (CSYMBOL, cexp), s (CSYMBOLleft, cexpright))
adamc@1 877
adamc@1 878 | cexp PLUSPLUS cexp (CConcat (cexp1, cexp2), s (cexp1left, cexp1right))
adamc@1 879
adamc@239 880 | FN cargs DARROW cexp (#1 (cargs (cexp, (KWild, s (FNleft, cexpright)))))
adamc@628 881 | LBRACK cexp TWIDDLE cexp RBRACK DARROW cexp (TDisjoint (cexp1, cexp2, cexp3), s (LBRACKleft, cexp3right))
adamc@623 882 | CSYMBOL DKARROW cexp (CKAbs (CSYMBOL, cexp), s (CSYMBOLleft, cexpright))
adamc@1 883
adamc@8 884 | LPAREN cexp RPAREN DCOLON kind (CAnnot (cexp, kind), s (LPARENleft, kindright))
adamc@6 885
adamc@18 886 | UNDER DCOLON kind (CWild kind, s (UNDERleft, UNDERright))
adamc@195 887 | ctuple (let
adamc@195 888 val loc = s (ctupleleft, ctupleright)
adamc@195 889 in
adamc@195 890 (TRecord (CRecord (ListUtil.mapi (fn (i, c) =>
adamc@195 891 ((CName (Int.toString (i + 1)), loc),
adamc@195 892 c)) ctuple),
adamc@195 893 loc), loc)
adamc@195 894 end)
adamc@18 895
adamc@1 896 kcolon : DCOLON (Explicit)
adamc@1 897 | TCOLON (Implicit)
adamc@1 898
adamc@239 899 cargs : carg (carg)
adamc@239 900 | cargl (cargl)
adamc@239 901
adamc@239 902 cargl : cargp cargp (cargp1 o cargp2)
adamc@239 903 | cargp cargl (cargp o cargl)
adamc@239 904
adamc@240 905 cargl2 : (fn x => x)
adamc@240 906 | cargp cargl2 (cargp o cargl2)
adamc@240 907
adamc@241 908 carg : SYMBOL DCOLON kind (fn (c, k) =>
adamc@239 909 let
adamc@239 910 val loc = s (SYMBOLleft, kindright)
adamc@239 911 in
adamc@239 912 ((CAbs (SYMBOL, SOME kind, c), loc),
adamc@239 913 (KArrow (kind, k), loc))
adamc@239 914 end)
adamc@329 915 | UNDER DCOLON kind (fn (c, k) =>
adamc@329 916 let
adamc@329 917 val loc = s (UNDERleft, kindright)
adamc@329 918 in
adamc@329 919 ((CAbs ("_", SOME kind, c), loc),
adamc@329 920 (KArrow (kind, k), loc))
adamc@329 921 end)
adam@1302 922 | SYMBOL DCOLONWILD (fn (c, k) =>
adam@1302 923 let
adam@1302 924 val loc = s (SYMBOLleft, DCOLONWILDright)
adam@1302 925 val kind = (KWild, loc)
adam@1302 926 in
adam@1302 927 ((CAbs (SYMBOL, NONE, c), loc),
adam@1302 928 (KArrow (kind, k), loc))
adam@1302 929 end)
adam@1302 930 | UNDER DCOLONWILD (fn (c, k) =>
adam@1302 931 let
adam@1302 932 val loc = s (UNDERleft, DCOLONWILDright)
adam@1302 933 val kind = (KWild, loc)
adam@1302 934 in
adam@1302 935 ((CAbs ("_", NONE, c), loc),
adam@1302 936 (KArrow (kind, k), loc))
adam@1302 937 end)
adamc@241 938 | cargp (cargp)
adamc@239 939
adamc@239 940 cargp : SYMBOL (fn (c, k) =>
adamc@239 941 let
adamc@239 942 val loc = s (SYMBOLleft, SYMBOLright)
adamc@239 943 in
adamc@239 944 ((CAbs (SYMBOL, NONE, c), loc),
adamc@239 945 (KArrow ((KWild, loc), k), loc))
adamc@239 946 end)
adamc@329 947 | UNDER (fn (c, k) =>
adamc@329 948 let
adamc@329 949 val loc = s (UNDERleft, UNDERright)
adamc@329 950 in
adamc@329 951 ((CAbs ("_", NONE, c), loc),
adamc@329 952 (KArrow ((KWild, loc), k), loc))
adamc@329 953 end)
adamc@1001 954 | LPAREN SYMBOL kopt ckl RPAREN (fn (c, k) =>
adamc@239 955 let
adamc@239 956 val loc = s (LPARENleft, RPARENright)
adamc@1001 957 val ckl = (SYMBOL, kopt) :: ckl
adamc@1001 958 val ckl = map (fn (x, ko) => (x, case ko of
adamc@1001 959 NONE => (KWild, loc)
adamc@1001 960 | SOME k => k)) ckl
adamc@239 961 in
adamc@1001 962 case ckl of
adamc@1001 963 [(x, k')] => ((CAbs (SYMBOL, SOME k', c), loc),
adamc@1001 964 (KArrow (k', k), loc))
adamc@1001 965 | _ =>
adamc@1001 966 let
adamc@1001 967 val k' = (KTuple (map #2 ckl), loc)
adamc@1001 968
adamc@1001 969 val c = foldr (fn ((x, k), c) =>
adamc@1001 970 (CAbs (x, SOME k, c), loc)) c ckl
adamc@1001 971 val v = (CVar ([], "$x"), loc)
adamc@1001 972 val c = ListUtil.foldli (fn (i, _, c) =>
adamc@1001 973 (CApp (c, (CProj (v, i + 1), loc)),
adamc@1001 974 loc)) c ckl
adamc@1001 975 in
adamc@1001 976 ((CAbs ("$x", SOME k', c), loc),
adamc@1001 977 (KArrow (k', k), loc))
adamc@1001 978 end
adamc@239 979 end)
adamc@628 980
adamc@1001 981 ckl : ([])
adamc@1001 982 | COMMA SYMBOL kopt ckl ((SYMBOL, kopt) :: ckl)
adamc@239 983
adamc@34 984 path : SYMBOL ([], SYMBOL)
adamc@34 985 | CSYMBOL DOT path (let val (ms, x) = path in (CSYMBOL :: ms, x) end)
adamc@34 986
adamc@156 987 cpath : CSYMBOL ([], CSYMBOL)
adamc@156 988 | CSYMBOL DOT cpath (let val (ms, x) = cpath in (CSYMBOL :: ms, x) end)
adamc@156 989
adamc@59 990 mpath : CSYMBOL ([CSYMBOL])
adamc@59 991 | CSYMBOL DOT mpath (CSYMBOL :: mpath)
adamc@59 992
adamc@1 993 cterm : LPAREN cexp RPAREN (#1 cexp, s (LPARENleft, RPARENright))
adamc@1 994 | LBRACK rcon RBRACK (CRecord rcon, s (LBRACKleft, RBRACKright))
adamc@83 995 | LBRACK rconn RBRACK (CRecord rconn, s (LBRACKleft, RBRACKright))
adamc@1 996 | LBRACE rcone RBRACE (TRecord (CRecord rcone, s (LBRACEleft, RBRACEright)),
adamc@1 997 s (LBRACEleft, RBRACEright))
adamc@1 998 | DOLLAR cterm (TRecord cterm, s (DOLLARleft, ctermright))
adamc@1 999 | HASH CSYMBOL (CName CSYMBOL, s (HASHleft, CSYMBOLright))
adamc@195 1000 | HASH INT (CName (Int64.toString INT), s (HASHleft, INTright))
adamc@1 1001
adamc@34 1002 | path (CVar path, s (pathleft, pathright))
adamc@207 1003 | path DOT INT (CProj ((CVar path, s (pathleft, pathright)), Int64.toInt INT),
adamc@207 1004 s (pathleft, INTright))
adamc@18 1005 | UNDER (CWild (KWild, s (UNDERleft, UNDERright)), s (UNDERleft, UNDERright))
adamc@621 1006 | MAP (CMap, s (MAPleft, MAPright))
adamc@82 1007 | UNIT (CUnit, s (UNITleft, UNITright))
adamc@207 1008 | LPAREN ctuplev RPAREN (CTuple ctuplev, s (LPARENleft, RPARENright))
adamc@207 1009
adamc@207 1010 ctuplev: cexp COMMA cexp ([cexp1, cexp2])
adamc@207 1011 | cexp COMMA ctuplev (cexp :: ctuplev)
adamc@1 1012
adamc@196 1013 ctuple : capps STAR capps ([capps1, capps2])
adamc@196 1014 | capps STAR ctuple (capps :: ctuple)
adamc@195 1015
adamc@1 1016 rcon : ([])
adamc@1 1017 | ident EQ cexp ([(ident, cexp)])
adamc@1 1018 | ident EQ cexp COMMA rcon ((ident, cexp) :: rcon)
adamc@1 1019
adamc@83 1020 rconn : ident ([(ident, (CUnit, s (identleft, identright)))])
adamc@83 1021 | ident COMMA rconn ((ident, (CUnit, s (identleft, identright))) :: rconn)
adamc@83 1022
adamc@1 1023 rcone : ([])
adamc@1 1024 | ident COLON cexp ([(ident, cexp)])
adamc@1 1025 | ident COLON cexp COMMA rcone ((ident, cexp) :: rcone)
adamc@1 1026
adamc@1 1027 ident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@195 1028 | INT (CName (Int64.toString INT), s (INTleft, INTright))
adamc@200 1029 | SYMBOL (CVar ([], SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@8 1030
adamc@8 1031 eapps : eterm (eterm)
adamc@8 1032 | eapps eterm (EApp (eapps, eterm), s (eappsleft, etermright))
adamc@8 1033 | eapps LBRACK cexp RBRACK (ECApp (eapps, cexp), s (eappsleft, RBRACKright))
adamc@629 1034 | eapps BANG (EDisjointApp eapps, s (eappsleft, BANGright))
adamc@8 1035
adamc@8 1036 eexp : eapps (eapps)
adamc@241 1037 | FN eargs DARROW eexp (let
adamc@93 1038 val loc = s (FNleft, eexpright)
adamc@93 1039 in
adamc@241 1040 #1 (eargs (eexp, (CWild (KType, loc), loc)))
adamc@93 1041 end)
adamc@623 1042 | CSYMBOL DKARROW eexp (EKAbs (CSYMBOL, eexp), s (CSYMBOLleft, eexpright))
adamc@196 1043 | eexp COLON cexp (EAnnot (eexp, cexp), s (eexpleft, cexpright))
adamc@149 1044 | eexp MINUSMINUS cexp (ECut (eexp, cexp), s (eexpleft, cexpright))
adamc@493 1045 | eexp MINUSMINUSMINUS cexp (ECutMulti (eexp, cexp), s (eexpleft, cexpright))
adamc@170 1046 | CASE eexp OF barOpt branch branchs (ECase (eexp, branch :: branchs), s (CASEleft, branchsright))
adamc@190 1047 | IF eexp THEN eexp ELSE eexp (let
adamc@190 1048 val loc = s (IFleft, eexp3right)
adamc@190 1049 in
adamc@190 1050 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc), eexp2),
adamc@190 1051 ((PCon (["Basis"], "False", NONE), loc), eexp3)]), loc)
adamc@190 1052 end)
adamc@434 1053 | bind SEMI eexp (let
adamc@434 1054 val loc = s (bindleft, eexpright)
adamc@434 1055 val (v, to, e1) = bind
adamc@403 1056 val e = (EVar (["Basis"], "bind", Infer), loc)
adamc@434 1057 val e = (EApp (e, e1), loc)
adamc@243 1058 in
adamc@434 1059 (EApp (e, (EAbs (v, to, eexp), loc)), loc)
adamc@299 1060 end)
adamc@256 1061 | eexp EQ eexp (native_op ("eq", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@257 1062 | eexp NE eexp (native_op ("ne", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389 1063 | MINUS eterm (native_unop ("neg", eterm, s (MINUSleft, etermright)))
adamc@389 1064 | eexp PLUS eexp (native_op ("plus", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389 1065 | eexp MINUS eexp (native_op ("minus", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@1116 1066 | eapps STAR eexp (native_op ("times", eapps, eexp, s (eappsleft, eexpright)))
adamc@964 1067 | eexp DIVIDE eexp (native_op ("divide", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389 1068 | eexp MOD eexp (native_op ("mod", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 1069
adamc@391 1070 | eexp LT eexp (native_op ("lt", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 1071 | eexp LE eexp (native_op ("le", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 1072 | eexp GT eexp (native_op ("gt", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 1073 | eexp GE eexp (native_op ("ge", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 1074
adamc@842 1075 | eexp ANDALSO eexp (let
adamc@842 1076 val loc = s (eexp1left, eexp2right)
adamc@842 1077 in
adamc@842 1078 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc),
adamc@842 1079 eexp2),
adamc@842 1080 ((PCon (["Basis"], "False", NONE), loc),
adamc@842 1081 (EVar (["Basis"], "False", Infer), loc))]), loc)
adamc@842 1082 end)
adamc@842 1083 | eexp ORELSE eexp (let
adamc@842 1084 val loc = s (eexp1left, eexp2right)
adamc@842 1085 in
adamc@842 1086 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc),
adamc@842 1087 (EVar (["Basis"], "True", Infer), loc)),
adamc@842 1088 ((PCon (["Basis"], "False", NONE), loc),
adamc@842 1089 eexp2)]), loc)
adamc@842 1090 end)
adamc@842 1091
adamc@445 1092 | eexp PLUSPLUS eexp (EConcat (eexp1, eexp2), s (eexp1left, eexp2right))
adamc@8 1093
adamc@674 1094 | eexp CARET eexp (native_op ("strcat", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@674 1095
adamc@794 1096 | eapps DCOLON eexp (let
adamc@794 1097 val loc = s (eappsleft, eexpright)
adamc@762 1098 in
adamc@762 1099 (EApp ((EVar (["Basis"], "Cons", Infer), loc),
adamc@762 1100 (ERecord [((CName "1", loc),
adamc@794 1101 eapps),
adamc@762 1102 ((CName "2", loc),
adamc@762 1103 eexp)], loc)), loc)
adamc@762 1104 end)
adamc@762 1105
adamc@434 1106 bind : SYMBOL LARROW eapps (SYMBOL, NONE, eapps)
adamc@434 1107 | eapps (let
adamc@434 1108 val loc = s (eappsleft, eappsright)
adamc@434 1109 in
adamc@434 1110 ("_", SOME (TRecord (CRecord [], loc), loc), eapps)
adamc@434 1111 end)
adamc@434 1112
adamc@241 1113 eargs : earg (earg)
adamc@241 1114 | eargl (eargl)
adamc@241 1115
adamc@241 1116 eargl : eargp eargp (eargp1 o eargp2)
adamc@241 1117 | eargp eargl (eargp o eargl)
adamc@241 1118
adamc@242 1119 eargl2 : (fn x => x)
adamc@242 1120 | eargp eargl2 (eargp o eargl2)
adamc@242 1121
adamc@822 1122 earg : patS (fn (e, t) =>
adamc@241 1123 let
adamc@822 1124 val loc = s (patSleft, patSright)
adamc@822 1125 val pt = patType loc patS
adamc@822 1126
adamc@822 1127 val e' = case #1 patS of
adamc@822 1128 PVar x => (EAbs (x, NONE, e), loc)
adamc@823 1129 | PAnnot ((PVar x, _), t) => (EAbs (x, SOME t, e), loc)
adamc@822 1130 | _ => (EAbs ("$x", SOME pt,
adamc@822 1131 (ECase ((EVar ([], "$x", DontInfer),
adamc@822 1132 loc),
adamc@822 1133 [(patS, e)]), loc)), loc)
adamc@241 1134 in
adamc@822 1135 (e', (TFun (pt, t), loc))
adamc@241 1136 end)
adamc@822 1137 | earga (earga)
adamc@822 1138
adamc@822 1139 eargp : pterm (fn (e, t) =>
adamc@241 1140 let
adamc@822 1141 val loc = s (ptermleft, ptermright)
adamc@822 1142 val pt = patType loc pterm
adamc@822 1143
adamc@822 1144 val e' = case #1 pterm of
adamc@822 1145 PVar x => (EAbs (x, NONE, e), loc)
adamc@823 1146 | PAnnot ((PVar x, _), t) => (EAbs (x, SOME t, e), loc)
adamc@822 1147 | _ => (EAbs ("$x", SOME pt,
adamc@822 1148 (ECase ((EVar ([], "$x", DontInfer),
adamc@822 1149 loc),
adamc@822 1150 [(pterm, e)]), loc)), loc)
adamc@241 1151 in
adamc@822 1152 (e', (TFun (pt, t), loc))
adamc@241 1153 end)
adamc@822 1154 | earga (earga)
adamc@241 1155
adamc@822 1156 earga : LBRACK SYMBOL RBRACK (fn (e, t) =>
adamc@241 1157 let
adamc@822 1158 val loc = s (LBRACKleft, RBRACKright)
adamc@822 1159 val kind = (KWild, loc)
adamc@822 1160 in
adamc@822 1161 ((ECAbs (Implicit, SYMBOL, kind, e), loc),
adamc@822 1162 (TCFun (Implicit, SYMBOL, kind, t), loc))
adamc@822 1163 end)
adam@1302 1164 | LBRACK SYMBOL DCOLONWILD RBRACK (fn (e, t) =>
adam@1302 1165 let
adam@1302 1166 val loc = s (LBRACKleft, RBRACKright)
adam@1302 1167 val kind = (KWild, loc)
adam@1302 1168 in
adam@1302 1169 ((ECAbs (Explicit, SYMBOL, kind, e), loc),
adam@1302 1170 (TCFun (Explicit, SYMBOL, kind, t), loc))
adam@1302 1171 end)
adamc@822 1172 | LBRACK SYMBOL kcolon kind RBRACK(fn (e, t) =>
adamc@822 1173 let
adamc@822 1174 val loc = s (LBRACKleft, RBRACKright)
adamc@241 1175 in
adamc@241 1176 ((ECAbs (kcolon, SYMBOL, kind, e), loc),
adamc@241 1177 (TCFun (kcolon, SYMBOL, kind, t), loc))
adamc@241 1178 end)
adam@1306 1179 | LBRACK SYMBOL TCOLONWILD RBRACK (fn (e, t) =>
adam@1306 1180 let
adam@1306 1181 val loc = s (LBRACKleft, RBRACKright)
adam@1306 1182 val kind = (KWild, loc)
adam@1306 1183 in
adam@1306 1184 ((ECAbs (Implicit, SYMBOL, kind, e), loc),
adam@1306 1185 (TCFun (Implicit, SYMBOL, kind, t), loc))
adam@1306 1186 end)
adamc@478 1187 | LBRACK cexp TWIDDLE cexp RBRACK(fn (e, t) =>
adamc@356 1188 let
adamc@356 1189 val loc = s (LBRACKleft, RBRACKright)
adamc@356 1190 in
adamc@478 1191 ((EDisjoint (cexp1, cexp2, e), loc),
adamc@628 1192 (TDisjoint (cexp1, cexp2, t), loc))
adamc@356 1193 end)
adamc@822 1194 | LBRACK CSYMBOL RBRACK (fn (e, t) =>
adamc@623 1195 let
adamc@623 1196 val loc = s (CSYMBOLleft, CSYMBOLright)
adamc@623 1197 in
adamc@623 1198 ((EKAbs (CSYMBOL, e), loc),
adamc@623 1199 (TKFun (CSYMBOL, t), loc))
adamc@623 1200 end)
adamc@241 1201
adamc@8 1202 eterm : LPAREN eexp RPAREN (#1 eexp, s (LPARENleft, RPARENright))
adamc@195 1203 | LPAREN etuple RPAREN (let
adamc@195 1204 val loc = s (LPARENleft, RPARENright)
adamc@195 1205 in
adamc@195 1206 (ERecord (ListUtil.mapi (fn (i, e) =>
adamc@195 1207 ((CName (Int.toString (i + 1)), loc),
adamc@195 1208 e)) etuple), loc)
adamc@195 1209 end)
adamc@8 1210
adamc@403 1211 | path (EVar (#1 path, #2 path, Infer), s (pathleft, pathright))
adamc@403 1212 | cpath (EVar (#1 cpath, #2 cpath, Infer), s (cpathleft, cpathright))
adamc@403 1213 | AT path (EVar (#1 path, #2 path, TypesOnly), s (ATleft, pathright))
adamc@403 1214 | AT AT path (EVar (#1 path, #2 path, DontInfer), s (AT1left, pathright))
adamc@403 1215 | AT cpath (EVar (#1 cpath, #2 cpath, TypesOnly), s (ATleft, cpathright))
adamc@403 1216 | AT AT cpath (EVar (#1 cpath, #2 cpath, DontInfer), s (AT1left, cpathright))
adamc@12 1217 | LBRACE rexp RBRACE (ERecord rexp, s (LBRACEleft, RBRACEright))
adamc@110 1218 | UNIT (ERecord [], s (UNITleft, UNITright))
adamc@12 1219
adamc@14 1220 | INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@14 1221 | FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adamc@14 1222 | STRING (EPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@821 1223 | CHAR (EPrim (Prim.Char CHAR), s (CHARleft, CHARright))
adamc@14 1224
adamc@200 1225 | path DOT idents (let
adamc@200 1226 val loc = s (pathleft, identsright)
adamc@200 1227 in
adamc@200 1228 foldl (fn (ident, e) =>
adamc@200 1229 (EField (e, ident), loc))
adamc@403 1230 (EVar (#1 path, #2 path, Infer), s (pathleft, pathright)) idents
adamc@403 1231 end)
adamc@910 1232 | LPAREN eexp RPAREN DOT idents (let
adamc@910 1233 val loc = s (LPARENleft, identsright)
adamc@910 1234 in
adamc@910 1235 foldl (fn (ident, e) =>
adamc@910 1236 (EField (e, ident), loc))
adamc@910 1237 eexp idents
adamc@910 1238 end)
adamc@403 1239 | AT path DOT idents (let
adamc@403 1240 val loc = s (ATleft, identsright)
adamc@403 1241 in
adamc@403 1242 foldl (fn (ident, e) =>
adamc@403 1243 (EField (e, ident), loc))
adamc@403 1244 (EVar (#1 path, #2 path, TypesOnly), s (pathleft, pathright)) idents
adamc@403 1245 end)
adamc@403 1246 | AT AT path DOT idents (let
adamc@403 1247 val loc = s (AT1left, identsright)
adamc@403 1248 in
adamc@403 1249 foldl (fn (ident, e) =>
adamc@403 1250 (EField (e, ident), loc))
adamc@403 1251 (EVar (#1 path, #2 path, DontInfer), s (pathleft, pathright)) idents
adamc@200 1252 end)
adamc@71 1253
adamc@360 1254 | XML_BEGIN xml XML_END (let
adamc@360 1255 val loc = s (XML_BEGINleft, XML_ENDright)
adamc@360 1256 in
adamc@360 1257 if XML_BEGIN = "xml" then
adamc@360 1258 ()
adamc@360 1259 else
adamc@360 1260 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@360 1261 xml
adamc@360 1262 end)
adamc@360 1263 | XML_BEGIN XML_END (let
adamc@360 1264 val loc = s (XML_BEGINleft, XML_ENDright)
adamc@360 1265 in
adamc@360 1266 if XML_BEGIN = "xml" then
adamc@360 1267 ()
adamc@360 1268 else
adamc@360 1269 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@403 1270 (EApp ((EVar (["Basis"], "cdata", Infer), loc),
adamc@360 1271 (EPrim (Prim.String ""), loc)),
adamc@360 1272 loc)
adamc@360 1273 end)
adamc@360 1274 | XML_BEGIN_END (let
adamc@360 1275 val loc = s (XML_BEGIN_ENDleft, XML_BEGIN_ENDright)
adamc@360 1276 in
adamc@360 1277 if XML_BEGIN_END = "xml" then
adamc@360 1278 ()
adamc@360 1279 else
adamc@360 1280 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@403 1281 (EApp ((EVar (["Basis"], "cdata", Infer), loc),
adamc@360 1282 (EPrim (Prim.String ""), loc)),
adamc@360 1283 loc)
adamc@360 1284 end)
adamc@302 1285
adamc@204 1286 | LPAREN query RPAREN (query)
adamc@300 1287 | LPAREN CWHERE sqlexp RPAREN (sqlexp)
adamc@339 1288 | LPAREN SQL sqlexp RPAREN (sqlexp)
adamc@1070 1289 | LPAREN FROM tables RPAREN (#2 tables)
adamc@1071 1290 | LPAREN SELECT1 query1 RPAREN (query1)
adamc@302 1291
adamc@302 1292 | LPAREN INSERT INTO texp LPAREN fields RPAREN VALUES LPAREN sqlexps RPAREN RPAREN
adamc@302 1293 (let
adamc@302 1294 val loc = s (LPAREN1left, RPAREN3right)
adamc@302 1295
adamc@403 1296 val e = (EVar (["Basis"], "insert", Infer), loc)
adamc@302 1297 val e = (EApp (e, texp), loc)
adamc@302 1298 in
adamc@302 1299 if length fields <> length sqlexps then
adam@1360 1300 ErrorMsg.errorAt loc ("Length mismatch in INSERT field specification ("
adam@1360 1301 ^ Int.toString (length fields)
adam@1360 1302 ^ " vs. " ^ Int.toString (length sqlexps) ^ ")")
adamc@302 1303 else
adamc@302 1304 ();
adamc@302 1305 (EApp (e, (ERecord (ListPair.zip (fields, sqlexps)), loc)), loc)
adamc@302 1306 end)
adamc@310 1307 | LPAREN enterDml UPDATE texp SET fsets CWHERE sqlexp leaveDml RPAREN
adamc@303 1308 (let
adamc@303 1309 val loc = s (LPARENleft, RPARENright)
adamc@303 1310
adamc@403 1311 val e = (EVar (["Basis"], "update", Infer), loc)
adamc@342 1312 val e = (ECApp (e, (CWild (KRecord (KType, loc), loc), loc)), loc)
adamc@306 1313 val e = (EApp (e, (ERecord fsets, loc)), loc)
adamc@305 1314 val e = (EApp (e, texp), loc)
adamc@303 1315 in
adamc@303 1316 (EApp (e, sqlexp), loc)
adamc@303 1317 end)
adamc@310 1318 | LPAREN enterDml DELETE FROM texp CWHERE sqlexp leaveDml RPAREN
adamc@304 1319 (let
adamc@304 1320 val loc = s (LPARENleft, RPARENright)
adamc@304 1321
adamc@403 1322 val e = (EVar (["Basis"], "delete", Infer), loc)
adamc@304 1323 val e = (EApp (e, texp), loc)
adamc@304 1324 in
adamc@304 1325 (EApp (e, sqlexp), loc)
adamc@304 1326 end)
adamc@302 1327
adamc@211 1328 | UNDER (EWild, s (UNDERleft, UNDERright))
adamc@91 1329
adamc@446 1330 | LET edecls IN eexp END (ELet (edecls, eexp), s (LETleft, ENDright))
adamc@446 1331
adamc@762 1332 | LBRACK RBRACK (EVar (["Basis"], "Nil", Infer), s (LBRACKleft, RBRACKright))
adamc@762 1333
adamc@446 1334 edecls : ([])
adamc@446 1335 | edecl edecls (edecl :: edecls)
adamc@446 1336
adamc@825 1337 edecl : VAL pat EQ eexp ((EDVal (pat, eexp), s (VALleft, eexpright)))
adamc@446 1338 | VAL REC valis ((EDValRec valis, s (VALleft, valisright)))
adamc@446 1339 | FUN valis ((EDValRec valis, s (FUNleft, valisright)))
adamc@446 1340
adamc@310 1341 enterDml : (inDml := true)
adamc@310 1342 leaveDml : (inDml := false)
adamc@310 1343
adamc@403 1344 texp : SYMBOL (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright))
adamc@302 1345 | LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adamc@302 1346
adamc@302 1347 fields : fident ([fident])
adamc@302 1348 | fident COMMA fields (fident :: fields)
adamc@302 1349
adamc@302 1350 sqlexps: sqlexp ([sqlexp])
adamc@302 1351 | sqlexp COMMA sqlexps (sqlexp :: sqlexps)
adamc@302 1352
adamc@303 1353 fsets : fident EQ sqlexp ([(fident, sqlexp)])
adamc@303 1354 | fident EQ sqlexp COMMA fsets ((fident, sqlexp) :: fsets)
adamc@303 1355
adamc@200 1356 idents : ident ([ident])
adamc@200 1357 | ident DOT idents (ident :: idents)
adamc@200 1358
adamc@195 1359 etuple : eexp COMMA eexp ([eexp1, eexp2])
adamc@195 1360 | eexp COMMA etuple (eexp :: etuple)
adamc@195 1361
adamc@170 1362 branch : pat DARROW eexp (pat, eexp)
adamc@170 1363
adamc@170 1364 branchs: ([])
adamc@170 1365 | BAR branch branchs (branch :: branchs)
adamc@170 1366
adamc@822 1367 patS : pterm (pterm)
adamc@822 1368 | pterm DCOLON patS (let
adamc@822 1369 val loc = s (ptermleft, patSright)
adamc@762 1370 in
adamc@762 1371 (PCon (["Basis"], "Cons", SOME (PRecord ([("1", pterm),
adamc@822 1372 ("2", patS)], false), loc)),
adamc@762 1373 loc)
adamc@762 1374 end)
adamc@822 1375 | patS COLON cexp (PAnnot (patS, cexp), s (patSleft, cexpright))
adamc@822 1376
adamc@822 1377 pat : patS (patS)
adamc@822 1378 | cpath pterm (PCon (#1 cpath, #2 cpath, SOME pterm), s (cpathleft, ptermright))
adamc@170 1379
adamc@170 1380 pterm : SYMBOL (PVar SYMBOL, s (SYMBOLleft, SYMBOLright))
adamc@170 1381 | cpath (PCon (#1 cpath, #2 cpath, NONE), s (cpathleft, cpathright))
adamc@170 1382 | UNDER (PWild, s (UNDERleft, UNDERright))
adamc@173 1383 | INT (PPrim (Prim.Int INT), s (INTleft, INTright))
adam@1420 1384 | MINUS INT (PPrim (Prim.Int (~INT)), s (MINUSleft, INTright))
adamc@173 1385 | STRING (PPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@821 1386 | CHAR (PPrim (Prim.Char CHAR), s (CHARleft, CHARright))
adamc@170 1387 | LPAREN pat RPAREN (pat)
adamc@174 1388 | LBRACE RBRACE (PRecord ([], false), s (LBRACEleft, RBRACEright))
adamc@174 1389 | UNIT (PRecord ([], false), s (UNITleft, UNITright))
adamc@174 1390 | LBRACE rpat RBRACE (PRecord rpat, s (LBRACEleft, RBRACEright))
adamc@195 1391 | LPAREN ptuple RPAREN (PRecord (ListUtil.mapi (fn (i, p) => (Int.toString (i + 1), p)) ptuple,
adamc@195 1392 false),
adamc@195 1393 s (LPARENleft, RPARENright))
adamc@762 1394 | LBRACK RBRACK (PCon (["Basis"], "Nil", NONE), s (LBRACKleft, RBRACKright))
adamc@174 1395
adamc@175 1396 rpat : CSYMBOL EQ pat ([(CSYMBOL, pat)], false)
adamc@243 1397 | INT EQ pat ([(Int64.toString INT, pat)], false)
adamc@174 1398 | DOTDOTDOT ([], true)
adamc@175 1399 | CSYMBOL EQ pat COMMA rpat ((CSYMBOL, pat) :: #1 rpat, #2 rpat)
adamc@243 1400 | INT EQ pat COMMA rpat ((Int64.toString INT, pat) :: #1 rpat, #2 rpat)
adamc@170 1401
adamc@195 1402 ptuple : pat COMMA pat ([pat1, pat2])
adamc@195 1403 | pat COMMA ptuple (pat :: ptuple)
adamc@195 1404
adamc@12 1405 rexp : ([])
adamc@12 1406 | ident EQ eexp ([(ident, eexp)])
adamc@12 1407 | ident EQ eexp COMMA rexp ((ident, eexp) :: rexp)
adamc@91 1408
adamc@141 1409 xml : xmlOne xml (let
adamc@141 1410 val pos = s (xmlOneleft, xmlright)
adamc@141 1411 in
adamc@720 1412 (EApp ((EApp (
adamc@720 1413 (EVar (["Basis"], "join", Infer), pos),
adamc@720 1414 xmlOne), pos),
adamc@720 1415 xml), pos)
adamc@141 1416 end)
adamc@141 1417 | xmlOne (xmlOne)
adamc@91 1418
adamc@1045 1419 xmlOpt : xml (xml)
adamc@1045 1420 | (EApp ((EVar (["Basis"], "cdata", Infer), dummy),
adamc@1045 1421 (EPrim (Prim.String ""), dummy)),
adamc@1045 1422 dummy)
adamc@1045 1423
adamc@403 1424 xmlOne : NOTAGS (EApp ((EVar (["Basis"], "cdata", Infer), s (NOTAGSleft, NOTAGSright)),
adamc@141 1425 (EPrim (Prim.String NOTAGS), s (NOTAGSleft, NOTAGSright))),
adamc@141 1426 s (NOTAGSleft, NOTAGSright))
adamc@141 1427 | tag DIVIDE GT (let
adamc@141 1428 val pos = s (tagleft, GTright)
adamc@710 1429
adamc@710 1430 val cdata =
adamc@756 1431 if #1 (#1 tag) = "submit" orelse #1 (#1 tag) = "dyn" then
adamc@710 1432 let
adamc@710 1433 val e = (EVar (["Basis"], "cdata", DontInfer), pos)
adamc@710 1434 val e = (ECApp (e, (CWild (KWild, pos), pos)), pos)
adamc@710 1435 in
adamc@710 1436 (ECApp (e, (CRecord [], pos)), pos)
adamc@710 1437 end
adamc@710 1438 else
adamc@710 1439 (EVar (["Basis"], "cdata", Infer), pos)
adamc@710 1440
adamc@710 1441 val cdata = (EApp (cdata,
adamc@710 1442 (EPrim (Prim.String ""), pos)),
adamc@710 1443 pos)
adamc@141 1444 in
adam@1643 1445 (EApp (#4 tag, cdata), pos)
adamc@141 1446 end)
adamc@141 1447
adamc@1045 1448 | tag GT xmlOpt END_TAG (let
adam@1563 1449 fun tagOut s =
adam@1563 1450 case s of
adam@1563 1451 "tabl" => "table"
adam@1563 1452 | _ => s
adam@1563 1453
adamc@141 1454 val pos = s (tagleft, GTright)
adamc@325 1455 val et = tagIn END_TAG
adamc@141 1456 in
adamc@756 1457 if #1 (#1 tag) = et then
adamc@361 1458 if et = "form" then
adam@1412 1459 let
adam@1412 1460 val e = (EVar (["Basis"], "form", Infer), pos)
adam@1412 1461 val e = (EApp (e, case #2 tag of
adam@1412 1462 NONE => (EVar (["Basis"], "None", Infer), pos)
adam@1412 1463 | SOME c => (EApp ((EVar (["Basis"], "Some", Infer), pos), c), pos)), pos)
adam@1412 1464 in
adam@1412 1465 (EApp (e, xmlOpt), pos)
adam@1412 1466 end
adamc@1093 1467 else if et = "subform" orelse et = "subforms" then
adamc@1093 1468 (EApp (#2 (#1 tag),
adamc@1045 1469 xmlOpt), pos)
adamc@758 1470 else if et = "entry" then
adamc@758 1471 (EApp ((EVar (["Basis"], "entry", Infer), pos),
adamc@1045 1472 xmlOpt), pos)
adamc@141 1473 else
adam@1643 1474 (EApp (#4 tag, xmlOpt), pos)
adamc@141 1475 else
adamc@325 1476 (if ErrorMsg.anyErrors () then
adamc@325 1477 ()
adamc@325 1478 else
adamc@1189 1479 ErrorMsg.errorAt pos ("Begin tag <"
adam@1563 1480 ^ tagOut (#1 (#1 tag))
adamc@1189 1481 ^ "> and end tag </"
adam@1563 1482 ^ tagOut et
adamc@1189 1483 ^ "> don't match.");
adamc@623 1484 (EWild, pos))
adamc@141 1485 end)
adamc@141 1486 | LBRACE eexp RBRACE (eexp)
adamc@391 1487 | LBRACE LBRACK eexp RBRACK RBRACE (let
adamc@391 1488 val loc = s (LBRACEleft, RBRACEright)
adamc@403 1489 val e = (EVar (["Top"], "txt", Infer), loc)
adamc@391 1490 in
adamc@391 1491 (EApp (e, eexp), loc)
adamc@391 1492 end)
adamc@92 1493
adamc@141 1494 tag : tagHead attrs (let
adamc@141 1495 val pos = s (tagHeadleft, attrsright)
adamc@721 1496
adamc@721 1497 val e = (EVar (["Basis"], "tag", Infer), pos)
adamc@721 1498 val eo = case #1 attrs of
adamc@721 1499 NONE => (EVar (["Basis"], "None", Infer), pos)
adamc@721 1500 | SOME e => (EApp ((EVar (["Basis"], "Some", Infer), pos),
adamc@721 1501 e), pos)
adamc@721 1502 val e = (EApp (e, eo), pos)
adam@1643 1503 val eo = case #2 attrs of
adam@1643 1504 NONE => (EVar (["Basis"], "None", Infer), pos)
adam@1643 1505 | SOME e => (EApp ((EVar (["Basis"], "Some", Infer), pos),
adam@1643 1506 e), pos)
adam@1643 1507 val e = (EApp (e, eo), pos)
adam@1643 1508 val e = (EApp (e, (ERecord (#3 attrs), pos)), pos)
adamc@721 1509 val e = (EApp (e, (EApp (#2 tagHead,
adamc@721 1510 (ERecord [], pos)), pos)), pos)
adamc@141 1511 in
adam@1643 1512 (tagHead, #1 attrs, #2 attrs, e)
adamc@141 1513 end)
adamc@141 1514
adamc@141 1515 tagHead: BEGIN_TAG (let
adamc@325 1516 val bt = tagIn BEGIN_TAG
adamc@141 1517 val pos = s (BEGIN_TAGleft, BEGIN_TAGright)
adamc@141 1518 in
adamc@325 1519 (bt,
adamc@473 1520 (EVar (["Basis"], bt, Infer), pos))
adamc@141 1521 end)
adamc@141 1522 | tagHead LBRACE cexp RBRACE (#1 tagHead, (ECApp (#2 tagHead, cexp), s (tagHeadleft, RBRACEright)))
adamc@92 1523
adam@1643 1524 attrs : (NONE, NONE, [])
adamc@721 1525 | attr attrs (let
adamc@721 1526 val loc = s (attrleft, attrsright)
adamc@721 1527 in
adamc@721 1528 case attr of
adamc@721 1529 Class e =>
adamc@721 1530 (case #1 attrs of
adamc@721 1531 NONE => ()
adamc@721 1532 | SOME _ => ErrorMsg.errorAt loc "Multiple classes specified for tag";
adam@1643 1533 (SOME e, #2 attrs, #3 attrs))
adam@1643 1534 | DynClass e =>
adam@1643 1535 (case #2 attrs of
adam@1643 1536 NONE => ()
adam@1643 1537 | SOME _ => ErrorMsg.errorAt loc "Multiple dynamic classes specified for tag";
adam@1643 1538 (#1 attrs, SOME e, #3 attrs))
adamc@721 1539 | Normal xe =>
adam@1643 1540 (#1 attrs, #2 attrs, xe :: #3 attrs)
adamc@721 1541 end)
adamc@104 1542
adam@1643 1543 attr : SYMBOL EQ attrv (case SYMBOL of
adam@1643 1544 "class" => Class attrv
adam@1643 1545 | "dynClass" => DynClass attrv
adam@1643 1546 | _ =>
adamc@724 1547 let
adamc@724 1548 val sym =
adamc@724 1549 case SYMBOL of
adamc@724 1550 "type" => "Typ"
adamc@724 1551 | x => capitalize x
adamc@724 1552 in
adamc@724 1553 Normal ((CName sym, s (SYMBOLleft, SYMBOLright)),
adamc@724 1554 if (sym = "Href" orelse sym = "Src")
adamc@724 1555 andalso (case #1 attrv of
adamc@724 1556 EPrim _ => true
adamc@724 1557 | _ => false) then
adamc@724 1558 let
adamc@724 1559 val loc = s (attrvleft, attrvright)
adamc@724 1560 in
adamc@724 1561 (EApp ((EVar (["Basis"], "bless", Infer), loc),
adamc@724 1562 attrv), loc)
adamc@724 1563 end
adamc@724 1564 else
adamc@724 1565 attrv)
adamc@724 1566 end)
adamc@204 1567
adamc@104 1568 attrv : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@104 1569 | FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adamc@104 1570 | STRING (EPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@110 1571 | LBRACE eexp RBRACE (eexp)
adamc@226 1572
adamc@232 1573 query : query1 obopt lopt ofopt (let
adamc@229 1574 val loc = s (query1left, query1right)
adamc@230 1575
adamc@230 1576 val re = (ERecord [((CName "Rows", loc),
adamc@230 1577 query1),
adamc@230 1578 ((CName "OrderBy", loc),
adamc@231 1579 obopt),
adamc@231 1580 ((CName "Limit", loc),
adamc@232 1581 lopt),
adamc@232 1582 ((CName "Offset", loc),
adamc@232 1583 ofopt)], loc)
adamc@229 1584 in
adamc@403 1585 (EApp ((EVar (["Basis"], "sql_query", Infer), loc), re), loc)
adamc@229 1586 end)
adamc@993 1587
adamc@993 1588 dopt : (EVar (["Basis"], "False", Infer), dummy)
adamc@993 1589 | DISTINCT (EVar (["Basis"], "True", Infer),
adamc@993 1590 s (DISTINCTleft, DISTINCTright))
adamc@993 1591
adamc@993 1592 query1 : SELECT dopt select FROM tables wopt gopt hopt
adamc@209 1593 (let
adamc@204 1594 val loc = s (SELECTleft, tablesright)
adamc@207 1595
adamc@1070 1596 val (empties, sel, exps) =
adamc@207 1597 case select of
adamc@1070 1598 Star => ([],
adamc@1070 1599 map (fn nm =>
adamc@233 1600 (nm, (CTuple [(CWild (KRecord (KType, loc), loc),
adamc@233 1601 loc),
adamc@233 1602 (CRecord [], loc)],
adamc@748 1603 loc))) (#1 tables),
adamc@233 1604 [])
adamc@207 1605 | Items sis =>
adamc@207 1606 let
adam@1627 1607 val tabs = map (fn nm => (nm, Unknown)) (#1 tables)
adamc@1194 1608 val (_, tabs, exps) = foldl (amend_select loc)
adamc@1194 1609 (1, tabs, []) sis
adam@1627 1610 val empties = List.mapPartial (fn (nm, c) =>
adam@1627 1611 case c of
adam@1627 1612 Unknown => SOME nm
adam@1627 1613 | Selective (CRecord [], _) => SOME nm
adam@1627 1614 | _ => NONE) tabs
adamc@207 1615 in
adamc@1070 1616 (empties,
adamc@1070 1617 map (fn (nm, c) => (nm,
adam@1627 1618 case c of
adam@1627 1619 Everything =>
adam@1627 1620 (CTuple [(CWild (KRecord (KType, loc), loc), loc),
adam@1627 1621 (CRecord [], loc)], loc)
adam@1627 1622 | _ =>
adam@1627 1623 let
adam@1627 1624 val c = case c of
adam@1627 1625 Selective c => c
adam@1627 1626 | _ => (CRecord [], loc)
adam@1627 1627 in
adam@1627 1628 (CTuple [c,
adam@1627 1629 (CWild (KRecord (KType, loc), loc),
adam@1627 1630 loc)], loc)
adam@1627 1631 end)) tabs,
adamc@233 1632 exps)
adamc@207 1633 end
adamc@207 1634
adamc@207 1635 val sel = (CRecord sel, loc)
adamc@207 1636
adamc@226 1637 val grp = case gopt of
adamc@403 1638 NONE => (ECApp ((EVar (["Basis"], "sql_subset_all",
adamc@403 1639 Infer), loc),
adamc@226 1640 (CWild (KRecord (KRecord (KType, loc), loc),
adamc@226 1641 loc), loc)), loc)
adamc@226 1642 | SOME gis =>
adamc@226 1643 let
adamc@748 1644 val tabs = map (fn nm =>
adamc@748 1645 (nm, (CRecord [], loc))) (#1 tables)
adamc@226 1646 val tabs = foldl (amend_group loc) tabs gis
adamc@226 1647
adamc@226 1648 val tabs = map (fn (nm, c) =>
adamc@226 1649 (nm,
adamc@226 1650 (CTuple [c,
adamc@226 1651 (CWild (KRecord (KType, loc),
adamc@226 1652 loc),
adamc@226 1653 loc)], loc))) tabs
adamc@226 1654 in
adamc@403 1655 (ECApp ((EVar (["Basis"], "sql_subset", Infer), loc),
adamc@226 1656 (CRecord tabs, loc)), loc)
adamc@226 1657 end
adamc@226 1658
adamc@403 1659 val e = (EVar (["Basis"], "sql_query1", Infer), loc)
adamc@1070 1660 val e = (ECApp (e, (CRecord (map (fn nm => (nm, (CUnit, loc))) empties),
adamc@1070 1661 loc)), loc)
adamc@993 1662 val re = (ERecord [((CName "Distinct", loc),
adamc@993 1663 dopt),
adamc@993 1664 ((CName "From", loc),
adamc@748 1665 #2 tables),
adamc@209 1666 ((CName "Where", loc),
adamc@223 1667 wopt),
adamc@224 1668 ((CName "GroupBy", loc),
adamc@226 1669 grp),
adamc@224 1670 ((CName "Having", loc),
adamc@224 1671 hopt),
adamc@223 1672 ((CName "SelectFields", loc),
adamc@403 1673 (ECApp ((EVar (["Basis"], "sql_subset", Infer), loc),
adamc@233 1674 sel), loc)),
adamc@233 1675 ((CName "SelectExps", loc),
adamc@233 1676 (ERecord exps, loc))], loc)
adamc@223 1677
adamc@209 1678 val e = (EApp (e, re), loc)
adamc@204 1679 in
adamc@207 1680 e
adamc@204 1681 end)
adam@1427 1682 | query1 UNION query1 (sql_relop ("union", false, query11, query12, s (query11left, query12right)))
adam@1427 1683 | query1 INTERSECT query1 (sql_relop ("intersect", false, query11, query12, s (query11left, query12right)))
adam@1427 1684 | query1 EXCEPT query1 (sql_relop ("except", false, query11, query12, s (query11left, query12right)))
adam@1427 1685 | query1 UNION ALL query1 (sql_relop ("union", true, query11, query12, s (query11left, query12right)))
adam@1427 1686 | query1 INTERSECT ALL query1 (sql_relop ("intersect", true, query11, query12, s (query11left, query12right)))
adam@1427 1687 | query1 EXCEPT ALL query1 (sql_relop ("except", true, query11, query12, s (query11left, query12right)))
adamc@1070 1688 | LBRACE LBRACE LBRACE eexp RBRACE RBRACE RBRACE (eexp)
adamc@204 1689
adamc@749 1690 tables : fitem (fitem)
adamc@749 1691 | fitem COMMA tables (let
adamc@749 1692 val loc = s (fitemleft, tablesright)
adamc@748 1693
adamc@748 1694 val e = (EVar (["Basis"], "sql_from_comma", Infer), loc)
adamc@749 1695 val e = (EApp (e, #2 fitem), loc)
adamc@748 1696 in
adamc@749 1697 (#1 fitem @ #1 tables,
adamc@748 1698 (EApp (e, #2 tables), loc))
adamc@748 1699 end)
adamc@204 1700
adamc@749 1701 fitem : table' ([#1 table'], #2 table')
adamc@1265 1702 | LBRACE LBRACE eexp RBRACE RBRACE (tnamesOf eexp, eexp)
adamc@749 1703 | fitem JOIN fitem ON sqlexp (let
adamc@749 1704 val loc = s (fitem1left, sqlexpright)
adamc@749 1705
adamc@749 1706 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749 1707 val e = (EApp (e, #2 fitem1), loc)
adamc@749 1708 val e = (EApp (e, #2 fitem2), loc)
adamc@749 1709 in
adamc@749 1710 (#1 fitem1 @ #1 fitem2,
adamc@749 1711 (EApp (e, sqlexp), loc))
adamc@749 1712 end)
adamc@749 1713 | fitem INNER JOIN fitem ON sqlexp (let
adamc@749 1714 val loc = s (fitem1left, sqlexpright)
adamc@749 1715
adamc@749 1716 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749 1717 val e = (EApp (e, #2 fitem1), loc)
adamc@749 1718 val e = (EApp (e, #2 fitem2), loc)
adamc@749 1719 in
adamc@749 1720 (#1 fitem1 @ #1 fitem2,
adamc@749 1721 (EApp (e, sqlexp), loc))
adamc@749 1722 end)
adamc@749 1723 | fitem CROSS JOIN fitem (let
adamc@749 1724 val loc = s (fitem1left, fitem2right)
adamc@749 1725
adamc@749 1726 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749 1727 val e = (EApp (e, #2 fitem1), loc)
adamc@749 1728 val e = (EApp (e, #2 fitem2), loc)
adamc@749 1729 val tru = sql_inject (EVar (["Basis"], "True", Infer), loc)
adamc@749 1730 in
adamc@749 1731 (#1 fitem1 @ #1 fitem2,
adamc@749 1732 (EApp (e, tru), loc))
adamc@749 1733 end)
adamc@750 1734 | fitem LEFT JOIN fitem ON sqlexp (let
adamc@750 1735 val loc = s (fitem1left, sqlexpright)
adamc@750 1736
adamc@750 1737 val e = (EVar (["Basis"], "sql_left_join", Infer), loc)
adamc@750 1738 val e = (EApp (e, #2 fitem1), loc)
adamc@750 1739 val e = (EApp (e, #2 fitem2), loc)
adamc@750 1740 in
adamc@750 1741 (#1 fitem1 @ #1 fitem2,
adamc@750 1742 (EApp (e, sqlexp), loc))
adamc@750 1743 end)
adamc@751 1744 | fitem LEFT OUTER JOIN fitem ON sqlexp (let
adamc@751 1745 val loc = s (fitem1left, sqlexpright)
adamc@751 1746
adamc@751 1747 val e = (EVar (["Basis"], "sql_left_join", Infer), loc)
adamc@751 1748 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1749 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1750 in
adamc@751 1751 (#1 fitem1 @ #1 fitem2,
adamc@751 1752 (EApp (e, sqlexp), loc))
adamc@751 1753 end)
adamc@751 1754 | fitem RIGHT JOIN fitem ON sqlexp (let
adamc@751 1755 val loc = s (fitem1left, sqlexpright)
adamc@751 1756
adamc@751 1757 val e = (EVar (["Basis"], "sql_right_join", Infer), loc)
adamc@751 1758 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1759 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1760 in
adamc@751 1761 (#1 fitem1 @ #1 fitem2,
adamc@751 1762 (EApp (e, sqlexp), loc))
adamc@751 1763 end)
adamc@751 1764 | fitem RIGHT OUTER JOIN fitem ON sqlexp (let
adamc@751 1765 val loc = s (fitem1left, sqlexpright)
adamc@751 1766
adamc@751 1767 val e = (EVar (["Basis"], "sql_right_join", Infer), loc)
adamc@751 1768 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1769 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1770 in
adamc@751 1771 (#1 fitem1 @ #1 fitem2,
adamc@751 1772 (EApp (e, sqlexp), loc))
adamc@751 1773 end)
adamc@751 1774 | fitem FULL JOIN fitem ON sqlexp (let
adamc@751 1775 val loc = s (fitem1left, sqlexpright)
adamc@751 1776
adamc@751 1777 val e = (EVar (["Basis"], "sql_full_join", Infer), loc)
adamc@751 1778 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1779 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1780 in
adamc@751 1781 (#1 fitem1 @ #1 fitem2,
adamc@751 1782 (EApp (e, sqlexp), loc))
adamc@751 1783 end)
adamc@751 1784 | fitem FULL OUTER JOIN fitem ON sqlexp (let
adamc@751 1785 val loc = s (fitem1left, sqlexpright)
adamc@751 1786
adamc@751 1787 val e = (EVar (["Basis"], "sql_full_join", Infer), loc)
adamc@751 1788 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1789 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1790 in
adamc@751 1791 (#1 fitem1 @ #1 fitem2,
adamc@751 1792 (EApp (e, sqlexp), loc))
adamc@751 1793 end)
adamc@1192 1794 | LPAREN query RPAREN AS tname (let
adamc@1192 1795 val loc = s (LPARENleft, RPARENright)
adamc@1192 1796
adamc@1192 1797 val e = (EVar (["Basis"], "sql_from_query", Infer), loc)
adamc@1192 1798 val e = (ECApp (e, tname), loc)
adamc@1192 1799 in
adamc@1192 1800 ([tname], (EApp (e, query), loc))
adamc@1192 1801 end)
adamc@749 1802
adamc@204 1803 tname : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@204 1804 | LBRACE cexp RBRACE (cexp)
adamc@204 1805
adamc@243 1806 table : SYMBOL ((CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright)),
adamc@403 1807 (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright)))
adamc@403 1808 | SYMBOL AS tname (tname, (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright)))
adamc@221 1809 | LBRACE LBRACE eexp RBRACE RBRACE AS tname (tname, eexp)
adamc@207 1810
adamc@748 1811 table' : table (let
adamc@748 1812 val loc = s (tableleft, tableright)
adamc@748 1813 val e = (EVar (["Basis"], "sql_from_table", Infer), loc)
adamc@748 1814 val e = (ECApp (e, #1 table), loc)
adamc@748 1815 in
adamc@748 1816 (#1 table, (EApp (e, #2 table), loc))
adamc@748 1817 end)
adamc@748 1818
adamc@243 1819 tident : SYMBOL (CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@207 1820 | CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@221 1821 | LBRACE LBRACE cexp RBRACE RBRACE (cexp)
adamc@207 1822
adamc@207 1823 fident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@207 1824 | LBRACE cexp RBRACE (cexp)
adamc@207 1825
adamc@207 1826 seli : tident DOT fident (Field (tident, fident))
adamc@1194 1827 | sqlexp (Exp (NONE, sqlexp))
adamc@1194 1828 | sqlexp AS fident (Exp (SOME fident, sqlexp))
adamc@341 1829 | tident DOT LBRACE LBRACE cexp RBRACE RBRACE (Fields (tident, cexp))
adam@1627 1830 | tident DOT STAR (StarFields tident)
adamc@207 1831
adamc@207 1832 selis : seli ([seli])
adamc@207 1833 | seli COMMA selis (seli :: selis)
adamc@207 1834
adamc@207 1835 select : STAR (Star)
adamc@207 1836 | selis (Items selis)
adamc@209 1837
adamc@403 1838 sqlexp : TRUE (sql_inject (EVar (["Basis"], "True", Infer),
adamc@209 1839 s (TRUEleft, TRUEright)))
adamc@403 1840 | FALSE (sql_inject (EVar (["Basis"], "False", Infer),
adamc@209 1841 s (FALSEleft, FALSEright)))
adamc@209 1842
adamc@222 1843 | INT (sql_inject (EPrim (Prim.Int INT),
adamc@222 1844 s (INTleft, INTright)))
adamc@222 1845 | FLOAT (sql_inject (EPrim (Prim.Float FLOAT),
adamc@222 1846 s (FLOATleft, FLOATright)))
adamc@229 1847 | STRING (sql_inject (EPrim (Prim.String STRING),
adamc@229 1848 s (STRINGleft, STRINGright)))
adamc@441 1849 | CURRENT_TIMESTAMP (sql_nfunc ("current_timestamp",
adamc@441 1850 s (CURRENT_TIMESTAMPleft, CURRENT_TIMESTAMPright)))
adamc@222 1851
adamc@221 1852 | tident DOT fident (let
adamc@221 1853 val loc = s (tidentleft, fidentright)
adamc@403 1854 val e = (EVar (["Basis"], "sql_field", Infer), loc)
adamc@221 1855 val e = (ECApp (e, tident), loc)
adamc@221 1856 in
adamc@221 1857 (ECApp (e, fident), loc)
adamc@221 1858 end)
adamc@234 1859 | CSYMBOL (let
adamc@234 1860 val loc = s (CSYMBOLleft, CSYMBOLright)
adamc@310 1861 in
adamc@310 1862 if !inDml then
adamc@310 1863 let
adamc@403 1864 val e = (EVar (["Basis"], "sql_field", Infer), loc)
adamc@310 1865 val e = (ECApp (e, (CName "T", loc)), loc)
adamc@310 1866 in
adamc@310 1867 (ECApp (e, (CName CSYMBOL, loc)), loc)
adamc@310 1868 end
adamc@310 1869 else
adamc@310 1870 let
adamc@403 1871 val e = (EVar (["Basis"], "sql_exp", Infer), loc)
adamc@310 1872 in
adamc@310 1873 (ECApp (e, (CName CSYMBOL, loc)), loc)
adamc@310 1874 end
adamc@310 1875 end)
adamc@221 1876
adamc@471 1877 | LBRACE eexp RBRACE (eexp)
adamc@470 1878
adamc@559 1879 | sqlexp EQ sqlexp (sql_binary ("eq", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1880 | sqlexp NE sqlexp (sql_binary ("ne", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1881 | sqlexp LT sqlexp (sql_binary ("lt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1882 | sqlexp LE sqlexp (sql_binary ("le", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1883 | sqlexp GT sqlexp (sql_binary ("gt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1884 | sqlexp GE sqlexp (sql_binary ("ge", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1885
adamc@559 1886 | sqlexp PLUS sqlexp (sql_binary ("plus", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1887 | sqlexp MINUS sqlexp (sql_binary ("minus", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1888 | sqlexp STAR sqlexp (sql_binary ("times", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1889 | sqlexp DIVIDE sqlexp (sql_binary ("div", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1890 | sqlexp MOD sqlexp (sql_binary ("mod", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@219 1891
adamc@220 1892 | sqlexp CAND sqlexp (sql_binary ("and", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@220 1893 | sqlexp OR sqlexp (sql_binary ("or", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1894
kkallio@1607 1895 | sqlexp LIKE sqlexp (sql_binary ("like", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
kkallio@1607 1896
adamc@220 1897 | NOT sqlexp (sql_unary ("not", sqlexp, s (NOTleft, sqlexpright)))
adamc@559 1898 | MINUS sqlexp (sql_unary ("neg", sqlexp, s (MINUSleft, sqlexpright)))
adamc@220 1899
adamc@470 1900 | sqlexp IS NULL (let
adamc@470 1901 val loc = s (sqlexpleft, NULLright)
adamc@470 1902 in
adamc@470 1903 (EApp ((EVar (["Basis"], "sql_is_null", Infer), loc),
adamc@470 1904 sqlexp), loc)
adamc@470 1905 end)
adamc@470 1906
kkallio@1572 1907 | CIF sqlexp CTHEN sqlexp CELSE sqlexp (let
kkallio@1572 1908 val loc = s (CIFleft, sqlexp3right)
kkallio@1572 1909 val e = (EVar (["Basis"], "sql_if_then_else", Infer), loc)
kkallio@1572 1910 in
kkallio@1572 1911 (EApp ((EApp ((EApp (e, sqlexp1), loc), sqlexp2), loc), sqlexp3), loc)
kkallio@1572 1912 end)
kkallio@1572 1913
adamc@471 1914 | LBRACE LBRACK eexp RBRACK RBRACE (sql_inject (#1 eexp,
adamc@471 1915 s (LBRACEleft, RBRACEright)))
adamc@220 1916 | LPAREN sqlexp RPAREN (sqlexp)
adamc@210 1917
adamc@467 1918 | NULL (sql_inject ((EVar (["Basis"], "None", Infer),
adamc@467 1919 s (NULLleft, NULLright))))
adamc@467 1920
adamc@235 1921 | COUNT LPAREN STAR RPAREN (let
adamc@235 1922 val loc = s (COUNTleft, RPARENright)
adamc@235 1923 in
adamc@544 1924 (EVar (["Basis"], "sql_count", Infer), loc)
adamc@235 1925 end)
adamc@1187 1926 | COUNT LPAREN sqlexp RPAREN (let
adamc@1187 1927 val loc = s (COUNTleft, RPARENright)
adamc@1187 1928
adamc@1187 1929 val e = (EVar (["Basis"], "sql_count_col", Infer), loc)
adamc@1187 1930 val e = (EApp ((EVar (["Basis"], "sql_aggregate", Infer), loc),
adamc@1187 1931 e), loc)
adamc@1187 1932 in
adamc@1187 1933 (EApp (e, sqlexp), loc)
adamc@1187 1934 end)
adamc@236 1935 | sqlagg LPAREN sqlexp RPAREN (let
adamc@236 1936 val loc = s (sqlaggleft, RPARENright)
adamc@236 1937
adamc@403 1938 val e = (EVar (["Basis"], "sql_" ^ sqlagg, Infer), loc)
adamc@403 1939 val e = (EApp ((EVar (["Basis"], "sql_aggregate", Infer), loc),
adamc@236 1940 e), loc)
adamc@236 1941 in
adamc@236 1942 (EApp (e, sqlexp), loc)
adamc@236 1943 end)
adam@1602 1944 | COALESCE LPAREN sqlexp COMMA sqlexp RPAREN
adam@1602 1945 (let
adam@1602 1946 val loc = s (COALESCEright, sqlexp2right)
adam@1602 1947 val e = (EVar (["Basis"], "sql_coalesce", Infer), loc)
adam@1602 1948 val e = (EApp (e, sqlexp1), loc)
adam@1602 1949 in
adam@1602 1950 (EApp (e, sqlexp2), loc)
adam@1602 1951 end)
adamc@746 1952 | fname LPAREN sqlexp RPAREN (let
adamc@746 1953 val loc = s (fnameleft, RPARENright)
adamc@746 1954
adamc@746 1955 val e = (EVar (["Basis"], "sql_ufunc", Infer), loc)
adamc@746 1956 val e = (EApp (e, fname), loc)
adamc@746 1957 in
adamc@746 1958 (EApp (e, sqlexp), loc)
adamc@746 1959 end)
adamc@1191 1960 | LPAREN query RPAREN (let
adamc@1191 1961 val loc = s (LPARENleft, RPARENright)
adamc@1191 1962
adamc@1191 1963 val e = (EVar (["Basis"], "sql_subquery", Infer), loc)
adamc@1191 1964 in
adamc@1191 1965 (EApp (e, query), loc)
adamc@1191 1966 end)
adamc@746 1967
adamc@746 1968 fname : SYMBOL (EVar (["Basis"], "sql_" ^ SYMBOL, Infer), s (SYMBOLleft, SYMBOLright))
adamc@746 1969 | LBRACE eexp RBRACE (eexp)
adamc@235 1970
adamc@403 1971 wopt : (sql_inject (EVar (["Basis"], "True", Infer),
adamc@230 1972 dummy))
adamc@209 1973 | CWHERE sqlexp (sqlexp)
adamc@226 1974
adamc@226 1975 groupi : tident DOT fident (GField (tident, fident))
adam@1425 1976 | tident DOT LBRACE LBRACE cexp RBRACE RBRACE (GFields (tident, cexp))
adamc@226 1977
adamc@226 1978 groupis: groupi ([groupi])
adamc@226 1979 | groupi COMMA groupis (groupi :: groupis)
adamc@226 1980
adamc@226 1981 gopt : (NONE)
adamc@226 1982 | GROUP BY groupis (SOME groupis)
adamc@227 1983
adamc@403 1984 hopt : (sql_inject (EVar (["Basis"], "True", Infer),
adamc@230 1985 dummy))
adamc@227 1986 | HAVING sqlexp (sqlexp)
adamc@230 1987
adamc@403 1988 obopt : (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), dummy),
adamc@234 1989 (CWild (KRecord (KType, dummy), dummy), dummy)),
adamc@230 1990 dummy)
adamc@230 1991 | ORDER BY obexps (obexps)
adamc@230 1992
adamc@268 1993 obitem : sqlexp diropt (sqlexp, diropt)
adamc@268 1994
adamc@268 1995 obexps : obitem (let
adamc@268 1996 val loc = s (obitemleft, obitemright)
adamc@230 1997
adamc@403 1998 val e' = (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), loc),
adamc@234 1999 (CWild (KRecord (KType, loc), loc), loc)),
adamc@230 2000 loc)
adamc@403 2001 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons", Infer), loc),
adamc@268 2002 #1 obitem), loc)
adamc@268 2003 val e = (EApp (e, #2 obitem), loc)
adamc@230 2004 in
adamc@230 2005 (EApp (e, e'), loc)
adamc@230 2006 end)
adamc@268 2007 | obitem COMMA obexps (let
adamc@268 2008 val loc = s (obitemleft, obexpsright)
adamc@230 2009
adamc@403 2010 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons", Infer), loc),
adamc@268 2011 #1 obitem), loc)
adamc@268 2012 val e = (EApp (e, #2 obitem), loc)
adamc@230 2013 in
adamc@230 2014 (EApp (e, obexps), loc)
adamc@230 2015 end)
adamc@231 2016
adamc@403 2017 diropt : (EVar (["Basis"], "sql_asc", Infer), dummy)
adamc@403 2018 | ASC (EVar (["Basis"], "sql_asc", Infer), s (ASCleft, ASCright))
adamc@403 2019 | DESC (EVar (["Basis"], "sql_desc", Infer), s (DESCleft, DESCright))
adam@1543 2020 | LBRACE eexp RBRACE (eexp)
adamc@268 2021
adamc@403 2022 lopt : (EVar (["Basis"], "sql_no_limit", Infer), dummy)
adamc@403 2023 | LIMIT ALL (EVar (["Basis"], "sql_no_limit", Infer), dummy)
adamc@231 2024 | LIMIT sqlint (let
adamc@231 2025 val loc = s (LIMITleft, sqlintright)
adamc@231 2026 in
adamc@403 2027 (EApp ((EVar (["Basis"], "sql_limit", Infer), loc), sqlint), loc)
adamc@231 2028 end)
adamc@231 2029
adamc@403 2030 ofopt : (EVar (["Basis"], "sql_no_offset", Infer), dummy)
adamc@232 2031 | OFFSET sqlint (let
adamc@232 2032 val loc = s (OFFSETleft, sqlintright)
adamc@232 2033 in
adamc@403 2034 (EApp ((EVar (["Basis"], "sql_offset", Infer), loc), sqlint), loc)
adamc@232 2035 end)
adamc@232 2036
adamc@231 2037 sqlint : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@231 2038 | LBRACE eexp RBRACE (eexp)
adamc@236 2039
adamc@236 2040 sqlagg : AVG ("avg")
adamc@236 2041 | SUM ("sum")
adamc@236 2042 | MIN ("min")
adamc@236 2043 | MAX ("max")