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annotate src/urweb.grm @ 1750:277480862cef

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author Adam Chlipala <adam@chlipala.net>
date Sun, 06 May 2012 14:01:29 -0400
parents f9e5a8e09cdf
children acadf9d1214a
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@1750 222 datatype attr = Class of exp | DynClass of exp | Style 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
adam@1749 249 fun classOut (s, pos) = (EVar ([], String.translate (fn #"-" => "_" | ch => str ch) s, Infer), pos)
adam@1749 250
adam@1749 251 fun parseClass s pos =
adam@1749 252 case String.tokens Char.isSpace s of
adam@1749 253 [] => (EVar (["Basis"], "null", Infer), pos)
adam@1749 254 | class :: classes =>
adam@1749 255 foldl (fn (s, e) => (EApp ((EApp ((EVar (["Basis"], "classes", Infer), pos), e), pos), classOut (s, pos)), pos))
adam@1749 256 (classOut (class, pos)) classes
adam@1749 257
adam@1750 258 fun parseValue s pos =
adam@1750 259 if String.isPrefix "url(" s andalso String.isSuffix ")" s then
adam@1750 260 let
adam@1750 261 val s = String.substring (s, 4, size s - 5)
adam@1750 262
adam@1750 263 val s = if size s >= 2
adam@1750 264 andalso ((String.isPrefix "\"" s andalso String.isSuffix "\"" s)
adam@1750 265 orelse (String.isPrefix "'" s andalso String.isSuffix "'" s)) then
adam@1750 266 String.substring (s, 1, size s - 2)
adam@1750 267 else
adam@1750 268 s
adam@1750 269 in
adam@1750 270 (EApp ((EVar (["Basis"], "css_url", Infer), pos),
adam@1750 271 (EApp ((EVar (["Basis"], "bless", Infer), pos),
adam@1750 272 (EPrim (Prim.String s), pos)), pos)), pos)
adam@1750 273 end
adam@1750 274 else
adam@1750 275 (EApp ((EVar (["Basis"], "atom", Infer), pos),
adam@1750 276 (EPrim (Prim.String s), pos)), pos)
adam@1750 277
adam@1750 278 fun parseProperty s pos =
adam@1750 279 let
adam@1750 280 val (befor, after) = Substring.splitl (fn ch => ch <> #":") (Substring.full s)
adam@1750 281 in
adam@1750 282 if Substring.isEmpty after then
adam@1750 283 (ErrorMsg.errorAt pos ("Invalid CSS property syntax: " ^ s);
adam@1750 284 (EPrim (Prim.String ""), pos))
adam@1750 285 else
adam@1750 286 foldl (fn (value, e) => (EApp ((EApp ((EVar (["Basis"], "value", Infer), pos), e), pos), parseValue value pos), pos))
adam@1750 287 (EApp ((EVar (["Basis"], "property", Infer), pos),
adam@1750 288 (EPrim (Prim.String (Substring.string (#2 (Substring.splitl Char.isSpace befor)))), pos)), pos)
adam@1750 289 (String.tokens Char.isSpace (Substring.string (Substring.slice (after, 1, NONE))))
adam@1750 290 end
adam@1750 291
adam@1750 292 fun parseStyle s pos =
adam@1750 293 case String.tokens (fn ch => ch = #";") s of
adam@1750 294 [] => (EVar (["Basis"], "noStyle", Infer), pos)
adam@1750 295 | props =>
adam@1750 296 foldl (fn (s, e) => (EApp ((EApp ((EVar (["Basis"], "oneProperty", Infer), pos), e), pos), parseProperty s pos), pos))
adam@1750 297 (EVar (["Basis"], "noStyle", Infer), pos) props
adam@1750 298
adamc@1 299 %%
adamc@244 300 %header (functor UrwebLrValsFn(structure Token : TOKEN))
adamc@1 301
adamc@1 302 %term
adamc@1 303 EOF
adamc@821 304 | STRING of string | INT of Int64.int | FLOAT of Real64.real | CHAR of char
adamc@1 305 | SYMBOL of string | CSYMBOL of string
adamc@1 306 | LPAREN | RPAREN | LBRACK | RBRACK | LBRACE | RBRACE
adam@1306 307 | EQ | COMMA | COLON | DCOLON | DCOLONWILD | TCOLON | TCOLONWILD | DOT | HASH | UNDER | UNDERUNDER | BAR
adamc@403 308 | PLUS | MINUS | DIVIDE | DOTDOTDOT | MOD | AT
adamc@623 309 | CON | LTYPE | VAL | REC | AND | FUN | MAP | UNIT | KUNIT | CLASS
adamc@156 310 | DATATYPE | OF
adamc@7 311 | TYPE | NAME
adamc@629 312 | ARROW | LARROW | DARROW | STAR | SEMI | KARROW | DKARROW | BANG
adamc@674 313 | FN | PLUSPLUS | MINUSMINUS | MINUSMINUSMINUS | DOLLAR | TWIDDLE | CARET
adamc@446 314 | LET | IN
adam@1732 315 | STRUCTURE | SIGNATURE | STRUCT | SIG | END | FUNCTOR | WHERE | SQL | SELECT1
adamc@754 316 | INCLUDE | OPEN | CONSTRAINT | CONSTRAINTS | EXPORT | TABLE | SEQUENCE | VIEW
adamc@1199 317 | COOKIE | STYLE | TASK | POLICY
adamc@842 318 | CASE | IF | THEN | ELSE | ANDALSO | ORELSE
adamc@1 319
adamc@360 320 | XML_BEGIN of string | XML_END | XML_BEGIN_END of string
adamc@91 321 | NOTAGS of string
adamc@91 322 | BEGIN_TAG of string | END_TAG of string
adamc@91 323
adamc@993 324 | SELECT | DISTINCT | FROM | AS | CWHERE | GROUP | ORDER | BY | HAVING
adamc@229 325 | UNION | INTERSECT | EXCEPT
adamc@232 326 | LIMIT | OFFSET | ALL
adamc@220 327 | TRUE | FALSE | CAND | OR | NOT
adamc@236 328 | COUNT | AVG | SUM | MIN | MAX
adam@1682 329 | ASC | DESC | RANDOM
kkallio@1607 330 | INSERT | INTO | VALUES | UPDATE | SET | DELETE | NULL | IS | COALESCE | LIKE
adamc@441 331 | CURRENT_TIMESTAMP
adamc@219 332 | NE | LT | LE | GT | GE
adamc@714 333 | CCONSTRAINT | UNIQUE | CHECK | PRIMARY | FOREIGN | KEY | ON | NO | ACTION | RESTRICT | CASCADE | REFERENCES
adamc@751 334 | JOIN | INNER | CROSS | OUTER | LEFT | RIGHT | FULL
kkallio@1572 335 | CIF | CTHEN | CELSE
adamc@204 336
adamc@30 337 %nonterm
adamc@1 338 file of decl list
adamc@1 339 | decls of decl list
adamc@325 340 | decl of decl list
adamc@123 341 | vali of string * con option * exp
adamc@123 342 | valis of (string * con option * exp) list
adamc@242 343 | copt of con option
adamc@1 344
adamc@191 345 | dargs of string list
adamc@156 346 | barOpt of unit
adamc@156 347 | dcons of (string * con option) list
adamc@805 348 | dtype of string * string list * (string * con option) list
adamc@805 349 | dtypes of (string * string list * (string * con option) list) list
adamc@156 350 | dcon of string * con option
adamc@156 351
adamc@707 352 | pkopt of exp
adam@1722 353 | pk of exp
adamc@707 354 | commaOpt of unit
adamc@707 355
adamc@704 356 | cst of exp
adamc@704 357 | csts of exp
adamc@704 358 | cstopt of exp
adamc@704 359
adamc@1001 360 | ckl of (string * kind option) list
adamc@1001 361
adamc@709 362 | pmode of prop_kind * exp
adamc@709 363 | pkind of prop_kind
adamc@709 364 | prule of exp
adamc@709 365 | pmodes of (prop_kind * exp) list
adamc@709 366
adamc@30 367 | sgn of sgn
adamc@42 368 | sgntm of sgn
adamc@30 369 | sgi of sgn_item
adamc@30 370 | sgis of sgn_item list
adamc@30 371
adamc@30 372 | str of str
adamc@30 373
adamc@1 374 | kind of kind
adamc@207 375 | ktuple of kind list
adamc@1 376 | kcolon of explicitness
adamc@240 377 | kopt of kind option
adamc@1 378
adamc@34 379 | path of string list * string
adamc@156 380 | cpath of string list * string
adamc@34 381 | spath of str
adamc@59 382 | mpath of string list
adamc@34 383
adamc@1 384 | cexp of con
adam@1577 385 | cexpO of con option
adamc@1 386 | capps of con
adamc@1 387 | cterm of con
adamc@195 388 | ctuple of con list
adamc@207 389 | ctuplev of con list
adamc@1 390 | ident of con
adamc@200 391 | idents of con list
adamc@1 392 | rcon of (con * con) list
adamc@83 393 | rconn of (con * con) list
adamc@1 394 | rcone of (con * con) list
adamc@239 395 | cargs of con * kind -> con * kind
adamc@239 396 | cargl of con * kind -> con * kind
adamc@240 397 | cargl2 of con * kind -> con * kind
adamc@239 398 | carg of con * kind -> con * kind
adamc@239 399 | cargp of con * kind -> con * kind
adamc@1 400
adamc@8 401 | eexp of exp
adamc@8 402 | eapps of exp
adamc@8 403 | eterm of exp
adamc@195 404 | etuple of exp list
adamc@12 405 | rexp of (con * exp) list
adamc@91 406 | xml of exp
adamc@91 407 | xmlOne of exp
adamc@1045 408 | xmlOpt of exp
adam@1643 409 | tag of (string * exp) * exp option * exp option * exp
adamc@141 410 | tagHead of string * exp
adamc@434 411 | bind of string * con option * exp
adamc@446 412 | edecl of edecl
adamc@446 413 | edecls of edecl list
adamc@8 414
adamc@241 415 | earg of exp * con -> exp * con
adamc@241 416 | eargp of exp * con -> exp * con
adamc@822 417 | earga of exp * con -> exp * con
adamc@241 418 | eargs of exp * con -> exp * con
adamc@241 419 | eargl of exp * con -> exp * con
adamc@242 420 | eargl2 of exp * con -> exp * con
adamc@241 421
adamc@170 422 | branch of pat * exp
adamc@170 423 | branchs of (pat * exp) list
adamc@170 424 | pat of pat
adamc@822 425 | patS of pat
adamc@170 426 | pterm of pat
adamc@174 427 | rpat of (string * pat) list * bool
adamc@195 428 | ptuple of pat list
adamc@170 429
adam@1750 430 | attrs of exp option * exp option * exp option * (con * exp) list
adamc@721 431 | attr of attr
adamc@104 432 | attrv of exp
adamc@104 433
adamc@204 434 | query of exp
adamc@226 435 | query1 of exp
adamc@993 436 | dopt of exp
adamc@748 437 | tables of con list * exp
adamc@749 438 | fitem of con list * exp
adamc@204 439 | tname of con
adamc@705 440 | tnameW of con * con
adamc@705 441 | tnames of (con * con) * (con * con) list
adamc@705 442 | tnames' of (con * con) * (con * con) list
adamc@204 443 | table of con * exp
adamc@748 444 | table' of con * exp
adamc@207 445 | tident of con
adamc@207 446 | fident of con
adamc@207 447 | seli of select_item
adamc@207 448 | selis of select_item list
adamc@207 449 | select of select
adamc@209 450 | sqlexp of exp
adamc@209 451 | wopt of exp
adamc@226 452 | groupi of group_item
adamc@226 453 | groupis of group_item list
adamc@226 454 | gopt of group_item list option
adamc@227 455 | hopt of exp
adamc@230 456 | obopt of exp
adamc@268 457 | obitem of exp * exp
adamc@230 458 | obexps of exp
adam@1682 459 | popt of unit
adamc@268 460 | diropt of exp
adamc@231 461 | lopt of exp
adamc@232 462 | ofopt of exp
adamc@231 463 | sqlint of exp
adamc@236 464 | sqlagg of string
adamc@746 465 | fname of exp
adamc@207 466
adamc@302 467 | texp of exp
adamc@302 468 | fields of con list
adamc@302 469 | sqlexps of exp list
adamc@303 470 | fsets of (con * exp) list
adamc@310 471 | enterDml of unit
adamc@310 472 | leaveDml of unit
adamc@302 473
adamc@204 474
adamc@1 475 %verbose (* print summary of errors *)
adamc@1 476 %pos int (* positions *)
adamc@1 477 %start file
adamc@1 478 %pure
adamc@1 479 %eop EOF
adamc@1 480 %noshift EOF
adamc@1 481
adamc@244 482 %name Urweb
adamc@1 483
adamc@623 484 %right KARROW
adamc@623 485 %nonassoc DKARROW
adamc@243 486 %right SEMI
adamc@243 487 %nonassoc LARROW
adamc@195 488 %nonassoc IF THEN ELSE
adamc@843 489 %nonassoc DARROW
adamc@842 490 %left ANDALSO
adamc@842 491 %left ORELSE
adamc@1 492 %nonassoc COLON
adam@1306 493 %nonassoc DCOLON TCOLON DCOLONWILD TCOLONWILD
adam@1427 494 %left UNION INTERSECT EXCEPT ALL
adamc@1 495 %right COMMA
adamc@751 496 %right JOIN INNER CROSS OUTER LEFT RIGHT FULL
adamc@220 497 %right OR
adamc@220 498 %right CAND
adamc@470 499 %nonassoc EQ NE LT LE GT GE IS
adamc@243 500 %right ARROW
adamc@837 501 %right CARET PLUSPLUS
adamc@837 502 %left MINUSMINUS MINUSMINUSMINUS
adamc@389 503 %left PLUS MINUS
adamc@389 504 %left STAR DIVIDE MOD
adamc@220 505 %left NOT
adamc@84 506 %nonassoc TWIDDLE
adamc@1 507 %nonassoc DOLLAR
adamc@1 508 %left DOT
adamc@221 509 %nonassoc LBRACE RBRACE
adamc@1 510
adamc@1 511 %%
adamc@1 512
adamc@1 513 file : decls (decls)
adamc@54 514 | SIG sgis ([(DSgn ("?", (SgnConst sgis, s (SIGleft, sgisright))),
adamc@54 515 s (SIGleft, sgisright))])
adamc@1 516
adamc@1 517 decls : ([])
adamc@325 518 | decl decls (decl @ decls)
adamc@1 519
adamc@240 520 decl : CON SYMBOL cargl2 kopt EQ cexp (let
adamc@240 521 val loc = s (CONleft, cexpright)
adamc@240 522
adamc@240 523 val k = Option.getOpt (kopt, (KWild, loc))
adamc@240 524 val (c, k) = cargl2 (cexp, k)
adamc@240 525 in
adamc@325 526 [(DCon (SYMBOL, SOME k, c), loc)]
adamc@240 527 end)
adam@1654 528 | LTYPE SYMBOL cargl2 EQ cexp (let
adam@1654 529 val loc = s (LTYPEleft, cexpright)
adam@1654 530
adam@1654 531 val k = (KWild, loc)
adam@1654 532 val (c, k) = cargl2 (cexp, k)
adam@1654 533 in
adam@1654 534 [(DCon (SYMBOL, SOME k, c), loc)]
adam@1654 535 end)
adamc@805 536 | DATATYPE dtypes ([(DDatatype dtypes, s (DATATYPEleft, dtypesright))])
adamc@191 537 | DATATYPE SYMBOL dargs EQ DATATYPE CSYMBOL DOT path
adamc@191 538 (case dargs of
adamc@325 539 [] => [(DDatatypeImp (SYMBOL, CSYMBOL :: #1 path, #2 path), s (DATATYPEleft, pathright))]
adamc@191 540 | _ => raise Fail "Arguments specified for imported datatype")
adamc@325 541 | VAL vali ([(DVal vali, s (VALleft, valiright))])
adamc@325 542 | VAL REC valis ([(DValRec valis, s (VALleft, valisright))])
adamc@325 543 | FUN valis ([(DValRec valis, s (FUNleft, valisright))])
adamc@1 544
adamc@325 545 | SIGNATURE CSYMBOL EQ sgn ([(DSgn (CSYMBOL, sgn), s (SIGNATUREleft, sgnright))])
adam@1732 546 | STRUCTURE CSYMBOL EQ str ([(DStr (CSYMBOL, NONE, NONE, str), s (STRUCTUREleft, strright))])
adam@1732 547 | STRUCTURE CSYMBOL COLON sgn EQ str ([(DStr (CSYMBOL, SOME sgn, NONE, str), s (STRUCTUREleft, strright))])
adamc@42 548 | FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN EQ str
adam@1732 549 ([(DStr (CSYMBOL1, NONE, NONE,
adamc@325 550 (StrFun (CSYMBOL2, sgn1, NONE, str), s (FUNCTORleft, strright))),
adamc@325 551 s (FUNCTORleft, strright))])
adamc@42 552 | FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN COLON sgn EQ str
adam@1732 553 ([(DStr (CSYMBOL1, NONE, NONE,
adamc@325 554 (StrFun (CSYMBOL2, sgn1, SOME sgn2, str), s (FUNCTORleft, strright))),
adamc@325 555 s (FUNCTORleft, strright))])
adamc@61 556 | OPEN mpath (case mpath of
adamc@61 557 [] => raise Fail "Impossible mpath parse [1]"
adamc@325 558 | m :: ms => [(DOpen (m, ms), s (OPENleft, mpathright))])
adamc@325 559 | OPEN mpath LPAREN str RPAREN (let
adamc@325 560 val loc = s (OPENleft, RPARENright)
adamc@325 561
adamc@325 562 val m = case mpath of
adamc@325 563 [] => raise Fail "Impossible mpath parse [4]"
adamc@325 564 | m :: ms =>
adamc@325 565 foldl (fn (m, str) => (StrProj (str, m), loc))
adamc@325 566 (StrVar m, loc) ms
adamc@325 567 in
adam@1732 568 [(DStr ("anon", NONE, NONE, (StrApp (m, str), loc)), loc),
adamc@325 569 (DOpen ("anon", []), loc)]
adamc@325 570 end)
adamc@88 571 | OPEN CONSTRAINTS mpath (case mpath of
adamc@88 572 [] => raise Fail "Impossible mpath parse [3]"
adamc@325 573 | m :: ms => [(DOpenConstraints (m, ms), s (OPENleft, mpathright))])
adamc@325 574 | CONSTRAINT cterm TWIDDLE cterm ([(DConstraint (cterm1, cterm2), s (CONSTRAINTleft, ctermright))])
adamc@325 575 | EXPORT spath ([(DExport spath, s (EXPORTleft, spathright))])
adamc@707 576 | TABLE SYMBOL COLON cterm pkopt commaOpt cstopt([(DTable (SYMBOL, entable cterm, pkopt, cstopt),
adamc@707 577 s (TABLEleft, cstoptright))])
adamc@338 578 | SEQUENCE SYMBOL ([(DSequence SYMBOL, s (SEQUENCEleft, SYMBOLright))])
adamc@754 579 | VIEW SYMBOL EQ query ([(DView (SYMBOL, query),
adamc@754 580 s (VIEWleft, queryright))])
adamc@754 581 | VIEW SYMBOL EQ LBRACE eexp RBRACE ([(DView (SYMBOL, eexp),
adamc@754 582 s (VIEWleft, RBRACEright))])
adamc@563 583 | CLASS SYMBOL EQ cexp (let
adamc@563 584 val loc = s (CLASSleft, cexpright)
adamc@563 585 in
adamc@563 586 [(DClass (SYMBOL, (KWild, loc), cexp), loc)]
adamc@563 587 end)
adamc@563 588 | CLASS SYMBOL DCOLON kind EQ cexp ([(DClass (SYMBOL, kind, cexp), s (CLASSleft, cexpright))])
adamc@211 589 | CLASS SYMBOL SYMBOL EQ cexp (let
adamc@211 590 val loc = s (CLASSleft, cexpright)
adamc@563 591 val k = (KWild, loc)
adamc@211 592 val c = (CAbs (SYMBOL2, SOME k, cexp), loc)
adamc@211 593 in
adamc@563 594 [(DClass (SYMBOL1, k, c), s (CLASSleft, cexpright))]
adamc@563 595 end)
adamc@563 596 | CLASS SYMBOL LPAREN SYMBOL DCOLON kind RPAREN EQ cexp (let
adamc@563 597 val loc = s (CLASSleft, cexpright)
adamc@563 598 val c = (CAbs (SYMBOL2, SOME kind, cexp), loc)
adamc@563 599 in
adamc@563 600 [(DClass (SYMBOL1, kind, c), s (CLASSleft, cexpright))]
adamc@211 601 end)
adamc@459 602 | COOKIE SYMBOL COLON cexp ([(DCookie (SYMBOL, cexp), s (COOKIEleft, cexpright))])
adamc@720 603 | STYLE SYMBOL ([(DStyle SYMBOL, s (STYLEleft, SYMBOLright))])
adamc@1075 604 | TASK eapps EQ eexp ([(DTask (eapps, eexp), s (TASKleft, eexpright))])
adamc@1199 605 | POLICY eexp ([(DPolicy eexp, s (POLICYleft, eexpright))])
adamc@30 606
adamc@805 607 dtype : SYMBOL dargs EQ barOpt dcons (SYMBOL, dargs, dcons)
adamc@805 608
adamc@805 609 dtypes : dtype ([dtype])
adamc@805 610 | dtype AND dtypes (dtype :: dtypes)
adamc@805 611
adamc@240 612 kopt : (NONE)
adamc@240 613 | DCOLON kind (SOME kind)
adam@1302 614 | DCOLONWILD (SOME (KWild, s (DCOLONWILDleft, DCOLONWILDright)))
adamc@240 615
adamc@191 616 dargs : ([])
adamc@191 617 | SYMBOL dargs (SYMBOL :: dargs)
adamc@191 618
adamc@156 619 barOpt : ()
adamc@156 620 | BAR ()
adamc@156 621
adamc@156 622 dcons : dcon ([dcon])
adamc@156 623 | dcon BAR dcons (dcon :: dcons)
adamc@156 624
adamc@156 625 dcon : CSYMBOL (CSYMBOL, NONE)
adamc@156 626 | CSYMBOL OF cexp (CSYMBOL, SOME cexp)
adamc@156 627
adamc@242 628 vali : SYMBOL eargl2 copt EQ eexp (let
adamc@242 629 val loc = s (SYMBOLleft, eexpright)
adamc@242 630 val t = Option.getOpt (copt, (CWild (KType, loc), loc))
adamc@242 631
adamc@242 632 val (e, t) = eargl2 (eexp, t)
adamc@242 633 in
adamc@242 634 (SYMBOL, SOME t, e)
adamc@242 635 end)
adamc@242 636
adamc@242 637 copt : (NONE)
adamc@242 638 | COLON cexp (SOME cexp)
adamc@123 639
adamc@704 640 cstopt : (EVar (["Basis"], "no_constraint", Infer), dummy)
adamc@704 641 | csts (csts)
adamc@704 642
adamc@704 643 csts : CCONSTRAINT tname cst (let
adamc@704 644 val loc = s (CCONSTRAINTleft, cstright)
adamc@704 645
adamc@704 646 val e = (EVar (["Basis"], "one_constraint", Infer), loc)
adamc@704 647 val e = (ECApp (e, tname), loc)
adamc@704 648 in
adamc@704 649 (EApp (e, cst), loc)
adamc@704 650 end)
adamc@704 651 | csts COMMA csts (let
adamc@704 652 val loc = s (csts1left, csts2right)
adamc@704 653
adamc@704 654 val e = (EVar (["Basis"], "join_constraints", Infer), loc)
adamc@704 655 val e = (EApp (e, csts1), loc)
adamc@704 656 in
adamc@704 657 (EApp (e, csts2), loc)
adamc@704 658 end)
adamc@704 659 | LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adamc@704 660
adamc@704 661 cst : UNIQUE tnames (let
adamc@704 662 val loc = s (UNIQUEleft, tnamesright)
adamc@704 663
adamc@704 664 val e = (EVar (["Basis"], "unique", Infer), loc)
adamc@705 665 val e = (ECApp (e, #1 (#1 tnames)), loc)
adamc@705 666 val e = (ECApp (e, (CRecord (#2 tnames), loc)), loc)
adamc@704 667 in
adamc@1093 668 e
adamc@704 669 end)
adamc@709 670
adamc@714 671 | CHECK sqlexp (let
adamc@714 672 val loc = s (CHECKleft, sqlexpright)
adamc@714 673 in
adamc@714 674 (EApp ((EVar (["Basis"], "check", Infer), loc),
adamc@714 675 sqlexp), loc)
adamc@714 676 end)
adamc@714 677
adamc@709 678 | FOREIGN KEY tnames REFERENCES texp LPAREN tnames' RPAREN pmodes
adamc@709 679 (let
adamc@709 680 val loc = s (FOREIGNleft, pmodesright)
adamc@709 681
adamc@709 682 val mat = ListPair.foldrEq
adamc@709 683 (fn ((nm1, _), (nm2, _), mat) =>
adamc@709 684 let
adamc@709 685 val e = (EVar (["Basis"], "mat_cons", Infer), loc)
adamc@709 686 val e = (ECApp (e, nm1), loc)
adamc@709 687 val e = (ECApp (e, nm2), loc)
adamc@709 688 in
adamc@709 689 (EApp (e, mat), loc)
adamc@709 690 end)
adamc@709 691 (EVar (["Basis"], "mat_nil", Infer), loc)
adamc@709 692 (#1 tnames :: #2 tnames, #1 tnames' :: #2 tnames')
adam@1401 693 handle ListPair.UnequalLengths =>
adam@1401 694 (ErrorMsg.errorAt loc ("Unequal foreign key list lengths ("
adam@1401 695 ^ Int.toString (1 + length (#2 tnames))
adam@1401 696 ^ " vs. "
adam@1401 697 ^ Int.toString (1 + length (#2 tnames'))
adam@1401 698 ^ ")");
adam@1401 699 (EVar (["Basis"], "mat_nil", Infer), loc))
adamc@709 700
adamc@709 701 fun findMode mode =
adamc@709 702 let
adamc@709 703 fun findMode' pmodes =
adamc@709 704 case pmodes of
adamc@709 705 [] => (EVar (["Basis"], "no_action", Infer), loc)
adamc@709 706 | (mode', rule) :: pmodes' =>
adamc@709 707 if mode' = mode then
adamc@709 708 (if List.exists (fn (mode', _) => mode' = mode)
adamc@709 709 pmodes' then
adamc@709 710 ErrorMsg.errorAt loc "Duplicate propagation rule"
adamc@709 711 else
adamc@709 712 ();
adamc@709 713 rule)
adamc@709 714 else
adamc@709 715 findMode' pmodes'
adamc@709 716 in
adamc@709 717 findMode' pmodes
adamc@709 718 end
adamc@709 719
adamc@709 720 val e = (EVar (["Basis"], "foreign_key", Infer), loc)
adamc@709 721 val e = (EApp (e, mat), loc)
adamc@709 722 val e = (EApp (e, texp), loc)
adamc@709 723 in
adamc@709 724 (EApp (e, (ERecord [((CName "OnDelete", loc),
adamc@709 725 findMode Delete),
adamc@709 726 ((CName "OnUpdate", loc),
adamc@709 727 findMode Update)], loc)), loc)
adamc@709 728 end)
adamc@709 729
adamc@704 730 | LBRACE eexp RBRACE (eexp)
adamc@704 731
adamc@704 732 tnameW : tname (let
adamc@704 733 val loc = s (tnameleft, tnameright)
adamc@704 734 in
adamc@704 735 (tname, (CWild (KType, loc), loc))
adamc@704 736 end)
adamc@704 737
adamc@705 738 tnames : tnameW (tnameW, [])
adamc@705 739 | LPAREN tnames' RPAREN (tnames')
adamc@704 740
adamc@705 741 tnames': tnameW (tnameW, [])
adamc@705 742 | tnameW COMMA tnames' (#1 tnames', tnameW :: #2 tnames')
adamc@704 743
adamc@709 744 pmode : ON pkind prule (pkind, prule)
adamc@709 745
adamc@709 746 pkind : DELETE (Delete)
adamc@709 747 | UPDATE (Update)
adamc@709 748
adamc@709 749 prule : NO ACTION (EVar (["Basis"], "no_action", Infer), s (NOleft, ACTIONright))
adamc@709 750 | RESTRICT (EVar (["Basis"], "restrict", Infer), s (RESTRICTleft, RESTRICTright))
adamc@709 751 | CASCADE (EVar (["Basis"], "cascade", Infer), s (CASCADEleft, CASCADEright))
adamc@709 752 | SET NULL (EVar (["Basis"], "set_null", Infer), s (SETleft, NULLright))
adamc@709 753
adamc@709 754 pmodes : ([])
adamc@709 755 | pmode pmodes (pmode :: pmodes)
adamc@709 756
adamc@707 757 commaOpt: ()
adamc@707 758 | COMMA ()
adamc@707 759
adam@1722 760 pk : LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adam@1722 761 | tnames (let
adam@1722 762 val loc = s (tnamesleft, tnamesright)
adamc@707 763
adamc@1093 764 val e = (EVar (["Basis"], "primary_key", TypesOnly), loc)
adamc@707 765 val e = (ECApp (e, #1 (#1 tnames)), loc)
adamc@707 766 val e = (ECApp (e, (CRecord (#2 tnames), loc)), loc)
adamc@707 767 val e = (EDisjointApp e, loc)
adamc@707 768 val e = (EDisjointApp e, loc)
adamc@707 769
adamc@707 770 val witness = map (fn (c, _) =>
adamc@707 771 (c, (EWild, loc)))
adamc@707 772 (#1 tnames :: #2 tnames)
adamc@707 773 val witness = (ERecord witness, loc)
adamc@707 774 in
adamc@707 775 (EApp (e, witness), loc)
adamc@707 776 end)
adamc@707 777
adam@1722 778 pkopt : (EVar (["Basis"], "no_primary_key", Infer), dummy)
adam@1722 779 | PRIMARY KEY pk (pk)
adam@1722 780
adamc@123 781 valis : vali ([vali])
adamc@123 782 | vali AND valis (vali :: valis)
adamc@123 783
adamc@42 784 sgn : sgntm (sgntm)
adamc@40 785 | FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@40 786 (SgnFun (CSYMBOL, sgn1, sgn2), s (FUNCTORleft, sgn2right))
adamc@30 787
adamc@42 788 sgntm : SIG sgis END (SgnConst sgis, s (SIGleft, ENDright))
adamc@59 789 | mpath (case mpath of
adamc@61 790 [] => raise Fail "Impossible mpath parse [2]"
adamc@59 791 | [x] => SgnVar x
adamc@59 792 | m :: ms => SgnProj (m,
adamc@59 793 List.take (ms, length ms - 1),
adamc@59 794 List.nth (ms, length ms - 1)),
adamc@59 795 s (mpathleft, mpathright))
adamc@42 796 | sgntm WHERE CON SYMBOL EQ cexp (SgnWhere (sgntm, SYMBOL, cexp), s (sgntmleft, cexpright))
adamc@42 797 | sgntm WHERE LTYPE SYMBOL EQ cexp(SgnWhere (sgntm, SYMBOL, cexp), s (sgntmleft, cexpright))
adamc@42 798 | LPAREN sgn RPAREN (sgn)
adamc@42 799
adam@1577 800 cexpO : (NONE)
adam@1577 801 | EQ cexp (SOME cexp)
adam@1577 802
adam@1577 803 sgi : LTYPE SYMBOL ((SgiConAbs (SYMBOL, (KType, s (LTYPEleft, SYMBOLright))),
adamc@706 804 s (LTYPEleft, SYMBOLright)))
adam@1577 805 | CON SYMBOL cargl2 kopt cexpO (let
adam@1577 806 val loc = s (CONleft, cexpOright)
adam@1574 807
adam@1574 808 val k = Option.getOpt (kopt, (KWild, loc))
adam@1574 809 in
adam@1577 810 case cexpO of
adam@1577 811 NONE => (SgiConAbs (SYMBOL, k), loc)
adam@1577 812 | SOME cexp =>
adam@1577 813 let
adam@1577 814 val (c, k) = cargl2 (cexp, k)
adam@1577 815 in
adam@1577 816 (SgiCon (SYMBOL, SOME k, c), loc)
adam@1577 817 end
adam@1574 818 end)
adam@1654 819 | LTYPE SYMBOL cargl2 cexpO (let
adam@1654 820 val loc = s (LTYPEleft, cexpOright)
adam@1654 821
adam@1654 822 val k = (KWild, loc)
adam@1654 823 in
adam@1654 824 case cexpO of
adam@1654 825 NONE => (SgiConAbs (SYMBOL, k), loc)
adam@1654 826 | SOME cexp =>
adam@1654 827 let
adam@1654 828 val (c, k) = cargl2 (cexp, k)
adam@1654 829 in
adam@1654 830 (SgiCon (SYMBOL, SOME k, c), loc)
adam@1654 831 end
adam@1654 832 end)
adamc@805 833 | DATATYPE dtypes ((SgiDatatype dtypes, s (DATATYPEleft, dtypesright)))
adamc@191 834 | DATATYPE SYMBOL dargs EQ DATATYPE CSYMBOL DOT path
adamc@191 835 (case dargs of
adamc@191 836 [] => (SgiDatatypeImp (SYMBOL, CSYMBOL :: #1 path, #2 path), s (DATATYPEleft, pathright))
adamc@191 837 | _ => raise Fail "Arguments specified for imported datatype")
adamc@706 838 | VAL SYMBOL COLON cexp ((SgiVal (SYMBOL, cexp), s (VALleft, cexpright)))
adamc@30 839
adamc@706 840 | STRUCTURE CSYMBOL COLON sgn ((SgiStr (CSYMBOL, sgn), s (STRUCTUREleft, sgnright)))
adamc@706 841 | SIGNATURE CSYMBOL EQ sgn ((SgiSgn (CSYMBOL, sgn), s (SIGNATUREleft, sgnright)))
adamc@42 842 | FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@706 843 ((SgiStr (CSYMBOL1,
adamc@706 844 (SgnFun (CSYMBOL2, sgn1, sgn2), s (FUNCTORleft, sgn2right))),
adamc@706 845 s (FUNCTORleft, sgn2right)))
adamc@706 846 | INCLUDE sgn ((SgiInclude sgn, s (INCLUDEleft, sgnright)))
adamc@706 847 | CONSTRAINT cterm TWIDDLE cterm ((SgiConstraint (cterm1, cterm2), s (CONSTRAINTleft, ctermright)))
adamc@707 848 | TABLE SYMBOL COLON cterm pkopt commaOpt cstopt (let
adamc@707 849 val loc = s (TABLEleft, ctermright)
adamc@707 850 in
adamc@707 851 (SgiTable (SYMBOL, entable cterm, pkopt, cstopt), loc)
adamc@707 852 end)
adamc@460 853 | SEQUENCE SYMBOL (let
adamc@460 854 val loc = s (SEQUENCEleft, SYMBOLright)
adamc@460 855 val t = (CVar (["Basis"], "sql_sequence"), loc)
adamc@460 856 in
adamc@460 857 (SgiVal (SYMBOL, t), loc)
adamc@460 858 end)
adamc@754 859 | VIEW SYMBOL COLON cexp (let
adamc@754 860 val loc = s (VIEWleft, cexpright)
adamc@754 861 val t = (CVar (["Basis"], "sql_view"), loc)
adamc@1076 862 val t = (CApp (t, entable cexp), loc)
adamc@754 863 in
adamc@754 864 (SgiVal (SYMBOL, t), loc)
adamc@754 865 end)
adamc@563 866 | CLASS SYMBOL (let
adamc@563 867 val loc = s (CLASSleft, SYMBOLright)
adamc@711 868 val k = (KArrow ((KType, loc), (KType, loc)), loc)
adamc@563 869 in
adamc@711 870 (SgiClassAbs (SYMBOL, k), loc)
adamc@563 871 end)
adamc@563 872 | CLASS SYMBOL DCOLON kind (let
adamc@563 873 val loc = s (CLASSleft, kindright)
adamc@563 874 in
adamc@563 875 (SgiClassAbs (SYMBOL, kind), loc)
adamc@563 876 end)
adamc@563 877 | CLASS SYMBOL EQ cexp (let
adamc@563 878 val loc = s (CLASSleft, cexpright)
adamc@563 879 in
adamc@563 880 (SgiClass (SYMBOL, (KWild, loc), cexp), loc)
adamc@563 881 end)
adamc@563 882 | CLASS SYMBOL DCOLON kind EQ cexp (let
adamc@563 883 val loc = s (CLASSleft, cexpright)
adamc@563 884 in
adamc@563 885 (SgiClass (SYMBOL, kind, cexp), loc)
adamc@563 886 end)
adamc@211 887 | CLASS SYMBOL SYMBOL EQ cexp (let
adamc@211 888 val loc = s (CLASSleft, cexpright)
adamc@563 889 val k = (KWild, loc)
adamc@211 890 val c = (CAbs (SYMBOL2, SOME k, cexp), loc)
adamc@211 891 in
adamc@563 892 (SgiClass (SYMBOL1, k, c), s (CLASSleft, cexpright))
adamc@563 893 end)
adamc@563 894 | CLASS SYMBOL LPAREN SYMBOL DCOLON kind RPAREN EQ cexp (let
adamc@563 895 val loc = s (CLASSleft, cexpright)
adamc@563 896 val c = (CAbs (SYMBOL2, SOME kind, cexp), loc)
adamc@563 897 in
adamc@563 898 (SgiClass (SYMBOL1, kind, c), s (CLASSleft, cexpright))
adamc@211 899 end)
adamc@460 900 | COOKIE SYMBOL COLON cexp (let
adamc@460 901 val loc = s (COOKIEleft, cexpright)
adamc@460 902 val t = (CApp ((CVar (["Basis"], "http_cookie"), loc),
adamc@460 903 entable cexp), loc)
adamc@460 904 in
adamc@460 905 (SgiVal (SYMBOL, t), loc)
adamc@460 906 end)
adamc@720 907 | STYLE SYMBOL (let
adamc@720 908 val loc = s (STYLEleft, SYMBOLright)
adamc@720 909 val t = (CVar (["Basis"], "css_class"), loc)
adamc@718 910 in
adamc@718 911 (SgiVal (SYMBOL, t), loc)
adamc@718 912 end)
adamc@30 913
adamc@30 914 sgis : ([])
adamc@30 915 | sgi sgis (sgi :: sgis)
adamc@30 916
adamc@30 917 str : STRUCT decls END (StrConst decls, s (STRUCTleft, ENDright))
adamc@34 918 | spath (spath)
adamc@40 919 | FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN DARROW str
adamc@40 920 (StrFun (CSYMBOL, sgn, NONE, str), s (FUNCTORleft, strright))
adamc@40 921 | FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn DARROW str
adamc@40 922 (StrFun (CSYMBOL, sgn1, SOME sgn2, str), s (FUNCTORleft, strright))
adamc@44 923 | spath LPAREN str RPAREN (StrApp (spath, str), s (spathleft, RPARENright))
adamc@34 924
adamc@34 925 spath : CSYMBOL (StrVar CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@34 926 | spath DOT CSYMBOL (StrProj (spath, CSYMBOL), s (spathleft, CSYMBOLright))
adamc@30 927
adamc@1 928 kind : TYPE (KType, s (TYPEleft, TYPEright))
adamc@1 929 | NAME (KName, s (NAMEleft, NAMEright))
adamc@1 930 | LBRACE kind RBRACE (KRecord kind, s (LBRACEleft, RBRACEright))
adamc@1 931 | kind ARROW kind (KArrow (kind1, kind2), s (kind1left, kind2right))
adamc@1 932 | LPAREN kind RPAREN (#1 kind, s (LPARENleft, RPARENright))
adamc@82 933 | KUNIT (KUnit, s (KUNITleft, KUNITright))
adamc@18 934 | UNDERUNDER (KWild, s (UNDERUNDERleft, UNDERUNDERright))
adamc@207 935 | LPAREN ktuple RPAREN (KTuple ktuple, s (LPARENleft, RPARENright))
adamc@623 936 | CSYMBOL (KVar CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@623 937 | CSYMBOL KARROW kind (KFun (CSYMBOL, kind), s (CSYMBOLleft, kindright))
adamc@207 938
adamc@207 939 ktuple : kind STAR kind ([kind1, kind2])
adamc@207 940 | kind STAR ktuple (kind :: ktuple)
adamc@1 941
adamc@1 942 capps : cterm (cterm)
adamc@1 943 | capps cterm (CApp (capps, cterm), s (cappsleft, ctermright))
adamc@1 944
adamc@1 945 cexp : capps (capps)
adamc@1 946 | cexp ARROW cexp (TFun (cexp1, cexp2), s (cexp1left, cexp2right))
adamc@15 947 | SYMBOL kcolon kind ARROW cexp (TCFun (kcolon, SYMBOL, kind, cexp), s (SYMBOLleft, cexpright))
adamc@623 948 | CSYMBOL KARROW cexp (TKFun (CSYMBOL, cexp), s (CSYMBOLleft, cexpright))
adamc@1 949
adamc@1 950 | cexp PLUSPLUS cexp (CConcat (cexp1, cexp2), s (cexp1left, cexp1right))
adamc@1 951
adamc@239 952 | FN cargs DARROW cexp (#1 (cargs (cexp, (KWild, s (FNleft, cexpright)))))
adamc@628 953 | LBRACK cexp TWIDDLE cexp RBRACK DARROW cexp (TDisjoint (cexp1, cexp2, cexp3), s (LBRACKleft, cexp3right))
adamc@623 954 | CSYMBOL DKARROW cexp (CKAbs (CSYMBOL, cexp), s (CSYMBOLleft, cexpright))
adamc@1 955
adamc@8 956 | LPAREN cexp RPAREN DCOLON kind (CAnnot (cexp, kind), s (LPARENleft, kindright))
adamc@6 957
adamc@18 958 | UNDER DCOLON kind (CWild kind, s (UNDERleft, UNDERright))
adamc@195 959 | ctuple (let
adamc@195 960 val loc = s (ctupleleft, ctupleright)
adamc@195 961 in
adamc@195 962 (TRecord (CRecord (ListUtil.mapi (fn (i, c) =>
adamc@195 963 ((CName (Int.toString (i + 1)), loc),
adamc@195 964 c)) ctuple),
adamc@195 965 loc), loc)
adamc@195 966 end)
adamc@18 967
adamc@1 968 kcolon : DCOLON (Explicit)
adamc@1 969 | TCOLON (Implicit)
adamc@1 970
adamc@239 971 cargs : carg (carg)
adamc@239 972 | cargl (cargl)
adamc@239 973
adamc@239 974 cargl : cargp cargp (cargp1 o cargp2)
adamc@239 975 | cargp cargl (cargp o cargl)
adamc@239 976
adamc@240 977 cargl2 : (fn x => x)
adamc@240 978 | cargp cargl2 (cargp o cargl2)
adamc@240 979
adamc@241 980 carg : SYMBOL DCOLON kind (fn (c, k) =>
adamc@239 981 let
adamc@239 982 val loc = s (SYMBOLleft, kindright)
adamc@239 983 in
adamc@239 984 ((CAbs (SYMBOL, SOME kind, c), loc),
adamc@239 985 (KArrow (kind, k), loc))
adamc@239 986 end)
adamc@329 987 | UNDER DCOLON kind (fn (c, k) =>
adamc@329 988 let
adamc@329 989 val loc = s (UNDERleft, kindright)
adamc@329 990 in
adamc@329 991 ((CAbs ("_", SOME kind, c), loc),
adamc@329 992 (KArrow (kind, k), loc))
adamc@329 993 end)
adam@1302 994 | SYMBOL DCOLONWILD (fn (c, k) =>
adam@1302 995 let
adam@1302 996 val loc = s (SYMBOLleft, DCOLONWILDright)
adam@1302 997 val kind = (KWild, loc)
adam@1302 998 in
adam@1302 999 ((CAbs (SYMBOL, NONE, c), loc),
adam@1302 1000 (KArrow (kind, k), loc))
adam@1302 1001 end)
adam@1302 1002 | UNDER DCOLONWILD (fn (c, k) =>
adam@1302 1003 let
adam@1302 1004 val loc = s (UNDERleft, DCOLONWILDright)
adam@1302 1005 val kind = (KWild, loc)
adam@1302 1006 in
adam@1302 1007 ((CAbs ("_", NONE, c), loc),
adam@1302 1008 (KArrow (kind, k), loc))
adam@1302 1009 end)
adamc@241 1010 | cargp (cargp)
adamc@239 1011
adamc@239 1012 cargp : SYMBOL (fn (c, k) =>
adamc@239 1013 let
adamc@239 1014 val loc = s (SYMBOLleft, SYMBOLright)
adamc@239 1015 in
adamc@239 1016 ((CAbs (SYMBOL, NONE, c), loc),
adamc@239 1017 (KArrow ((KWild, loc), k), loc))
adamc@239 1018 end)
adamc@329 1019 | UNDER (fn (c, k) =>
adamc@329 1020 let
adamc@329 1021 val loc = s (UNDERleft, UNDERright)
adamc@329 1022 in
adamc@329 1023 ((CAbs ("_", NONE, c), loc),
adamc@329 1024 (KArrow ((KWild, loc), k), loc))
adamc@329 1025 end)
adamc@1001 1026 | LPAREN SYMBOL kopt ckl RPAREN (fn (c, k) =>
adamc@239 1027 let
adamc@239 1028 val loc = s (LPARENleft, RPARENright)
adamc@1001 1029 val ckl = (SYMBOL, kopt) :: ckl
adamc@1001 1030 val ckl = map (fn (x, ko) => (x, case ko of
adamc@1001 1031 NONE => (KWild, loc)
adamc@1001 1032 | SOME k => k)) ckl
adamc@239 1033 in
adamc@1001 1034 case ckl of
adamc@1001 1035 [(x, k')] => ((CAbs (SYMBOL, SOME k', c), loc),
adamc@1001 1036 (KArrow (k', k), loc))
adamc@1001 1037 | _ =>
adamc@1001 1038 let
adamc@1001 1039 val k' = (KTuple (map #2 ckl), loc)
adamc@1001 1040
adamc@1001 1041 val c = foldr (fn ((x, k), c) =>
adamc@1001 1042 (CAbs (x, SOME k, c), loc)) c ckl
adamc@1001 1043 val v = (CVar ([], "$x"), loc)
adamc@1001 1044 val c = ListUtil.foldli (fn (i, _, c) =>
adamc@1001 1045 (CApp (c, (CProj (v, i + 1), loc)),
adamc@1001 1046 loc)) c ckl
adamc@1001 1047 in
adamc@1001 1048 ((CAbs ("$x", SOME k', c), loc),
adamc@1001 1049 (KArrow (k', k), loc))
adamc@1001 1050 end
adamc@239 1051 end)
adamc@628 1052
adamc@1001 1053 ckl : ([])
adamc@1001 1054 | COMMA SYMBOL kopt ckl ((SYMBOL, kopt) :: ckl)
adamc@239 1055
adamc@34 1056 path : SYMBOL ([], SYMBOL)
adamc@34 1057 | CSYMBOL DOT path (let val (ms, x) = path in (CSYMBOL :: ms, x) end)
adamc@34 1058
adamc@156 1059 cpath : CSYMBOL ([], CSYMBOL)
adamc@156 1060 | CSYMBOL DOT cpath (let val (ms, x) = cpath in (CSYMBOL :: ms, x) end)
adamc@156 1061
adamc@59 1062 mpath : CSYMBOL ([CSYMBOL])
adamc@59 1063 | CSYMBOL DOT mpath (CSYMBOL :: mpath)
adamc@59 1064
adamc@1 1065 cterm : LPAREN cexp RPAREN (#1 cexp, s (LPARENleft, RPARENright))
adamc@1 1066 | LBRACK rcon RBRACK (CRecord rcon, s (LBRACKleft, RBRACKright))
adamc@83 1067 | LBRACK rconn RBRACK (CRecord rconn, s (LBRACKleft, RBRACKright))
adamc@1 1068 | LBRACE rcone RBRACE (TRecord (CRecord rcone, s (LBRACEleft, RBRACEright)),
adamc@1 1069 s (LBRACEleft, RBRACEright))
adamc@1 1070 | DOLLAR cterm (TRecord cterm, s (DOLLARleft, ctermright))
adamc@1 1071 | HASH CSYMBOL (CName CSYMBOL, s (HASHleft, CSYMBOLright))
adamc@195 1072 | HASH INT (CName (Int64.toString INT), s (HASHleft, INTright))
adamc@1 1073
adamc@34 1074 | path (CVar path, s (pathleft, pathright))
adamc@207 1075 | path DOT INT (CProj ((CVar path, s (pathleft, pathright)), Int64.toInt INT),
adamc@207 1076 s (pathleft, INTright))
adamc@18 1077 | UNDER (CWild (KWild, s (UNDERleft, UNDERright)), s (UNDERleft, UNDERright))
adamc@621 1078 | MAP (CMap, s (MAPleft, MAPright))
adamc@82 1079 | UNIT (CUnit, s (UNITleft, UNITright))
adamc@207 1080 | LPAREN ctuplev RPAREN (CTuple ctuplev, s (LPARENleft, RPARENright))
adamc@207 1081
adamc@207 1082 ctuplev: cexp COMMA cexp ([cexp1, cexp2])
adamc@207 1083 | cexp COMMA ctuplev (cexp :: ctuplev)
adamc@1 1084
adamc@196 1085 ctuple : capps STAR capps ([capps1, capps2])
adamc@196 1086 | capps STAR ctuple (capps :: ctuple)
adamc@195 1087
adamc@1 1088 rcon : ([])
adamc@1 1089 | ident EQ cexp ([(ident, cexp)])
adamc@1 1090 | ident EQ cexp COMMA rcon ((ident, cexp) :: rcon)
adamc@1 1091
adamc@83 1092 rconn : ident ([(ident, (CUnit, s (identleft, identright)))])
adamc@83 1093 | ident COMMA rconn ((ident, (CUnit, s (identleft, identright))) :: rconn)
adamc@83 1094
adamc@1 1095 rcone : ([])
adamc@1 1096 | ident COLON cexp ([(ident, cexp)])
adamc@1 1097 | ident COLON cexp COMMA rcone ((ident, cexp) :: rcone)
adamc@1 1098
adamc@1 1099 ident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@195 1100 | INT (CName (Int64.toString INT), s (INTleft, INTright))
adamc@200 1101 | SYMBOL (CVar ([], SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@8 1102
adamc@8 1103 eapps : eterm (eterm)
adamc@8 1104 | eapps eterm (EApp (eapps, eterm), s (eappsleft, etermright))
adamc@8 1105 | eapps LBRACK cexp RBRACK (ECApp (eapps, cexp), s (eappsleft, RBRACKright))
adamc@629 1106 | eapps BANG (EDisjointApp eapps, s (eappsleft, BANGright))
adamc@8 1107
adamc@8 1108 eexp : eapps (eapps)
adamc@241 1109 | FN eargs DARROW eexp (let
adamc@93 1110 val loc = s (FNleft, eexpright)
adamc@93 1111 in
adamc@241 1112 #1 (eargs (eexp, (CWild (KType, loc), loc)))
adamc@93 1113 end)
adamc@623 1114 | CSYMBOL DKARROW eexp (EKAbs (CSYMBOL, eexp), s (CSYMBOLleft, eexpright))
adamc@196 1115 | eexp COLON cexp (EAnnot (eexp, cexp), s (eexpleft, cexpright))
adamc@149 1116 | eexp MINUSMINUS cexp (ECut (eexp, cexp), s (eexpleft, cexpright))
adamc@493 1117 | eexp MINUSMINUSMINUS cexp (ECutMulti (eexp, cexp), s (eexpleft, cexpright))
adamc@170 1118 | CASE eexp OF barOpt branch branchs (ECase (eexp, branch :: branchs), s (CASEleft, branchsright))
adamc@190 1119 | IF eexp THEN eexp ELSE eexp (let
adamc@190 1120 val loc = s (IFleft, eexp3right)
adamc@190 1121 in
adamc@190 1122 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc), eexp2),
adamc@190 1123 ((PCon (["Basis"], "False", NONE), loc), eexp3)]), loc)
adamc@190 1124 end)
adamc@434 1125 | bind SEMI eexp (let
adamc@434 1126 val loc = s (bindleft, eexpright)
adamc@434 1127 val (v, to, e1) = bind
adamc@403 1128 val e = (EVar (["Basis"], "bind", Infer), loc)
adamc@434 1129 val e = (EApp (e, e1), loc)
adamc@243 1130 in
adamc@434 1131 (EApp (e, (EAbs (v, to, eexp), loc)), loc)
adamc@299 1132 end)
adamc@256 1133 | eexp EQ eexp (native_op ("eq", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@257 1134 | eexp NE eexp (native_op ("ne", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389 1135 | MINUS eterm (native_unop ("neg", eterm, s (MINUSleft, etermright)))
adamc@389 1136 | eexp PLUS eexp (native_op ("plus", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389 1137 | eexp MINUS eexp (native_op ("minus", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@1116 1138 | eapps STAR eexp (native_op ("times", eapps, eexp, s (eappsleft, eexpright)))
adamc@964 1139 | eexp DIVIDE eexp (native_op ("divide", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389 1140 | eexp MOD eexp (native_op ("mod", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 1141
adamc@391 1142 | eexp LT eexp (native_op ("lt", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 1143 | eexp LE eexp (native_op ("le", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 1144 | eexp GT eexp (native_op ("gt", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 1145 | eexp GE eexp (native_op ("ge", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 1146
adamc@842 1147 | eexp ANDALSO eexp (let
adamc@842 1148 val loc = s (eexp1left, eexp2right)
adamc@842 1149 in
adamc@842 1150 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc),
adamc@842 1151 eexp2),
adamc@842 1152 ((PCon (["Basis"], "False", NONE), loc),
adamc@842 1153 (EVar (["Basis"], "False", Infer), loc))]), loc)
adamc@842 1154 end)
adamc@842 1155 | eexp ORELSE eexp (let
adamc@842 1156 val loc = s (eexp1left, eexp2right)
adamc@842 1157 in
adamc@842 1158 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc),
adamc@842 1159 (EVar (["Basis"], "True", Infer), loc)),
adamc@842 1160 ((PCon (["Basis"], "False", NONE), loc),
adamc@842 1161 eexp2)]), loc)
adamc@842 1162 end)
adamc@842 1163
adamc@445 1164 | eexp PLUSPLUS eexp (EConcat (eexp1, eexp2), s (eexp1left, eexp2right))
adamc@8 1165
adamc@674 1166 | eexp CARET eexp (native_op ("strcat", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@674 1167
adamc@794 1168 | eapps DCOLON eexp (let
adamc@794 1169 val loc = s (eappsleft, eexpright)
adamc@762 1170 in
adamc@762 1171 (EApp ((EVar (["Basis"], "Cons", Infer), loc),
adamc@762 1172 (ERecord [((CName "1", loc),
adamc@794 1173 eapps),
adamc@762 1174 ((CName "2", loc),
adamc@762 1175 eexp)], loc)), loc)
adamc@762 1176 end)
adamc@762 1177
adamc@434 1178 bind : SYMBOL LARROW eapps (SYMBOL, NONE, eapps)
adamc@434 1179 | eapps (let
adamc@434 1180 val loc = s (eappsleft, eappsright)
adamc@434 1181 in
adamc@434 1182 ("_", SOME (TRecord (CRecord [], loc), loc), eapps)
adamc@434 1183 end)
adamc@434 1184
adamc@241 1185 eargs : earg (earg)
adamc@241 1186 | eargl (eargl)
adamc@241 1187
adamc@241 1188 eargl : eargp eargp (eargp1 o eargp2)
adamc@241 1189 | eargp eargl (eargp o eargl)
adamc@241 1190
adamc@242 1191 eargl2 : (fn x => x)
adamc@242 1192 | eargp eargl2 (eargp o eargl2)
adamc@242 1193
adamc@822 1194 earg : patS (fn (e, t) =>
adamc@241 1195 let
adamc@822 1196 val loc = s (patSleft, patSright)
adamc@822 1197 val pt = patType loc patS
adamc@822 1198
adamc@822 1199 val e' = case #1 patS of
adamc@822 1200 PVar x => (EAbs (x, NONE, e), loc)
adamc@823 1201 | PAnnot ((PVar x, _), t) => (EAbs (x, SOME t, e), loc)
adamc@822 1202 | _ => (EAbs ("$x", SOME pt,
adamc@822 1203 (ECase ((EVar ([], "$x", DontInfer),
adamc@822 1204 loc),
adamc@822 1205 [(patS, e)]), loc)), loc)
adamc@241 1206 in
adamc@822 1207 (e', (TFun (pt, t), loc))
adamc@241 1208 end)
adamc@822 1209 | earga (earga)
adamc@822 1210
adamc@822 1211 eargp : pterm (fn (e, t) =>
adamc@241 1212 let
adamc@822 1213 val loc = s (ptermleft, ptermright)
adamc@822 1214 val pt = patType loc pterm
adamc@822 1215
adamc@822 1216 val e' = case #1 pterm of
adamc@822 1217 PVar x => (EAbs (x, NONE, e), loc)
adamc@823 1218 | PAnnot ((PVar x, _), t) => (EAbs (x, SOME t, e), loc)
adamc@822 1219 | _ => (EAbs ("$x", SOME pt,
adamc@822 1220 (ECase ((EVar ([], "$x", DontInfer),
adamc@822 1221 loc),
adamc@822 1222 [(pterm, e)]), loc)), loc)
adamc@241 1223 in
adamc@822 1224 (e', (TFun (pt, t), loc))
adamc@241 1225 end)
adamc@822 1226 | earga (earga)
adamc@241 1227
adamc@822 1228 earga : LBRACK SYMBOL RBRACK (fn (e, t) =>
adamc@241 1229 let
adamc@822 1230 val loc = s (LBRACKleft, RBRACKright)
adamc@822 1231 val kind = (KWild, loc)
adamc@822 1232 in
adamc@822 1233 ((ECAbs (Implicit, SYMBOL, kind, e), loc),
adamc@822 1234 (TCFun (Implicit, SYMBOL, kind, t), loc))
adamc@822 1235 end)
adam@1302 1236 | LBRACK SYMBOL DCOLONWILD RBRACK (fn (e, t) =>
adam@1302 1237 let
adam@1302 1238 val loc = s (LBRACKleft, RBRACKright)
adam@1302 1239 val kind = (KWild, loc)
adam@1302 1240 in
adam@1302 1241 ((ECAbs (Explicit, SYMBOL, kind, e), loc),
adam@1302 1242 (TCFun (Explicit, SYMBOL, kind, t), loc))
adam@1302 1243 end)
adamc@822 1244 | LBRACK SYMBOL kcolon kind RBRACK(fn (e, t) =>
adamc@822 1245 let
adamc@822 1246 val loc = s (LBRACKleft, RBRACKright)
adamc@241 1247 in
adamc@241 1248 ((ECAbs (kcolon, SYMBOL, kind, e), loc),
adamc@241 1249 (TCFun (kcolon, SYMBOL, kind, t), loc))
adamc@241 1250 end)
adam@1306 1251 | LBRACK SYMBOL TCOLONWILD RBRACK (fn (e, t) =>
adam@1306 1252 let
adam@1306 1253 val loc = s (LBRACKleft, RBRACKright)
adam@1306 1254 val kind = (KWild, loc)
adam@1306 1255 in
adam@1306 1256 ((ECAbs (Implicit, SYMBOL, kind, e), loc),
adam@1306 1257 (TCFun (Implicit, SYMBOL, kind, t), loc))
adam@1306 1258 end)
adamc@478 1259 | LBRACK cexp TWIDDLE cexp RBRACK(fn (e, t) =>
adamc@356 1260 let
adamc@356 1261 val loc = s (LBRACKleft, RBRACKright)
adamc@356 1262 in
adamc@478 1263 ((EDisjoint (cexp1, cexp2, e), loc),
adamc@628 1264 (TDisjoint (cexp1, cexp2, t), loc))
adamc@356 1265 end)
adamc@822 1266 | LBRACK CSYMBOL RBRACK (fn (e, t) =>
adamc@623 1267 let
adamc@623 1268 val loc = s (CSYMBOLleft, CSYMBOLright)
adamc@623 1269 in
adamc@623 1270 ((EKAbs (CSYMBOL, e), loc),
adamc@623 1271 (TKFun (CSYMBOL, t), loc))
adamc@623 1272 end)
adamc@241 1273
adamc@8 1274 eterm : LPAREN eexp RPAREN (#1 eexp, s (LPARENleft, RPARENright))
adamc@195 1275 | LPAREN etuple RPAREN (let
adamc@195 1276 val loc = s (LPARENleft, RPARENright)
adamc@195 1277 in
adamc@195 1278 (ERecord (ListUtil.mapi (fn (i, e) =>
adamc@195 1279 ((CName (Int.toString (i + 1)), loc),
adamc@195 1280 e)) etuple), loc)
adamc@195 1281 end)
adamc@8 1282
adamc@403 1283 | path (EVar (#1 path, #2 path, Infer), s (pathleft, pathright))
adamc@403 1284 | cpath (EVar (#1 cpath, #2 cpath, Infer), s (cpathleft, cpathright))
adamc@403 1285 | AT path (EVar (#1 path, #2 path, TypesOnly), s (ATleft, pathright))
adamc@403 1286 | AT AT path (EVar (#1 path, #2 path, DontInfer), s (AT1left, pathright))
adamc@403 1287 | AT cpath (EVar (#1 cpath, #2 cpath, TypesOnly), s (ATleft, cpathright))
adamc@403 1288 | AT AT cpath (EVar (#1 cpath, #2 cpath, DontInfer), s (AT1left, cpathright))
adamc@12 1289 | LBRACE rexp RBRACE (ERecord rexp, s (LBRACEleft, RBRACEright))
adamc@110 1290 | UNIT (ERecord [], s (UNITleft, UNITright))
adamc@12 1291
adamc@14 1292 | INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@14 1293 | FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adamc@14 1294 | STRING (EPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@821 1295 | CHAR (EPrim (Prim.Char CHAR), s (CHARleft, CHARright))
adamc@14 1296
adamc@200 1297 | path DOT idents (let
adamc@200 1298 val loc = s (pathleft, identsright)
adamc@200 1299 in
adamc@200 1300 foldl (fn (ident, e) =>
adamc@200 1301 (EField (e, ident), loc))
adamc@403 1302 (EVar (#1 path, #2 path, Infer), s (pathleft, pathright)) idents
adamc@403 1303 end)
adamc@910 1304 | LPAREN eexp RPAREN DOT idents (let
adamc@910 1305 val loc = s (LPARENleft, identsright)
adamc@910 1306 in
adamc@910 1307 foldl (fn (ident, e) =>
adamc@910 1308 (EField (e, ident), loc))
adamc@910 1309 eexp idents
adamc@910 1310 end)
adamc@403 1311 | AT path DOT idents (let
adamc@403 1312 val loc = s (ATleft, identsright)
adamc@403 1313 in
adamc@403 1314 foldl (fn (ident, e) =>
adamc@403 1315 (EField (e, ident), loc))
adamc@403 1316 (EVar (#1 path, #2 path, TypesOnly), s (pathleft, pathright)) idents
adamc@403 1317 end)
adamc@403 1318 | AT AT path DOT idents (let
adamc@403 1319 val loc = s (AT1left, identsright)
adamc@403 1320 in
adamc@403 1321 foldl (fn (ident, e) =>
adamc@403 1322 (EField (e, ident), loc))
adamc@403 1323 (EVar (#1 path, #2 path, DontInfer), s (pathleft, pathright)) idents
adamc@200 1324 end)
adamc@71 1325
adamc@360 1326 | XML_BEGIN xml XML_END (let
adamc@360 1327 val loc = s (XML_BEGINleft, XML_ENDright)
adamc@360 1328 in
adamc@360 1329 if XML_BEGIN = "xml" then
adamc@360 1330 ()
adamc@360 1331 else
adamc@360 1332 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@360 1333 xml
adamc@360 1334 end)
adamc@360 1335 | XML_BEGIN XML_END (let
adamc@360 1336 val loc = s (XML_BEGINleft, XML_ENDright)
adamc@360 1337 in
adamc@360 1338 if XML_BEGIN = "xml" then
adamc@360 1339 ()
adamc@360 1340 else
adamc@360 1341 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@403 1342 (EApp ((EVar (["Basis"], "cdata", Infer), loc),
adamc@360 1343 (EPrim (Prim.String ""), loc)),
adamc@360 1344 loc)
adamc@360 1345 end)
adamc@360 1346 | XML_BEGIN_END (let
adamc@360 1347 val loc = s (XML_BEGIN_ENDleft, XML_BEGIN_ENDright)
adamc@360 1348 in
adamc@360 1349 if XML_BEGIN_END = "xml" then
adamc@360 1350 ()
adamc@360 1351 else
adamc@360 1352 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@403 1353 (EApp ((EVar (["Basis"], "cdata", Infer), loc),
adamc@360 1354 (EPrim (Prim.String ""), loc)),
adamc@360 1355 loc)
adamc@360 1356 end)
adamc@302 1357
adamc@204 1358 | LPAREN query RPAREN (query)
adamc@300 1359 | LPAREN CWHERE sqlexp RPAREN (sqlexp)
adamc@339 1360 | LPAREN SQL sqlexp RPAREN (sqlexp)
adamc@1070 1361 | LPAREN FROM tables RPAREN (#2 tables)
adamc@1071 1362 | LPAREN SELECT1 query1 RPAREN (query1)
adamc@302 1363
adamc@302 1364 | LPAREN INSERT INTO texp LPAREN fields RPAREN VALUES LPAREN sqlexps RPAREN RPAREN
adamc@302 1365 (let
adamc@302 1366 val loc = s (LPAREN1left, RPAREN3right)
adamc@302 1367
adamc@403 1368 val e = (EVar (["Basis"], "insert", Infer), loc)
adamc@302 1369 val e = (EApp (e, texp), loc)
adamc@302 1370 in
adamc@302 1371 if length fields <> length sqlexps then
adam@1360 1372 ErrorMsg.errorAt loc ("Length mismatch in INSERT field specification ("
adam@1360 1373 ^ Int.toString (length fields)
adam@1360 1374 ^ " vs. " ^ Int.toString (length sqlexps) ^ ")")
adamc@302 1375 else
adamc@302 1376 ();
adamc@302 1377 (EApp (e, (ERecord (ListPair.zip (fields, sqlexps)), loc)), loc)
adamc@302 1378 end)
adamc@310 1379 | LPAREN enterDml UPDATE texp SET fsets CWHERE sqlexp leaveDml RPAREN
adamc@303 1380 (let
adamc@303 1381 val loc = s (LPARENleft, RPARENright)
adamc@303 1382
adamc@403 1383 val e = (EVar (["Basis"], "update", Infer), loc)
adamc@342 1384 val e = (ECApp (e, (CWild (KRecord (KType, loc), loc), loc)), loc)
adamc@306 1385 val e = (EApp (e, (ERecord fsets, loc)), loc)
adamc@305 1386 val e = (EApp (e, texp), loc)
adamc@303 1387 in
adamc@303 1388 (EApp (e, sqlexp), loc)
adamc@303 1389 end)
adamc@310 1390 | LPAREN enterDml DELETE FROM texp CWHERE sqlexp leaveDml RPAREN
adamc@304 1391 (let
adamc@304 1392 val loc = s (LPARENleft, RPARENright)
adamc@304 1393
adamc@403 1394 val e = (EVar (["Basis"], "delete", Infer), loc)
adamc@304 1395 val e = (EApp (e, texp), loc)
adamc@304 1396 in
adamc@304 1397 (EApp (e, sqlexp), loc)
adamc@304 1398 end)
adamc@302 1399
adamc@211 1400 | UNDER (EWild, s (UNDERleft, UNDERright))
adamc@91 1401
adamc@446 1402 | LET edecls IN eexp END (ELet (edecls, eexp), s (LETleft, ENDright))
adamc@446 1403
adamc@762 1404 | LBRACK RBRACK (EVar (["Basis"], "Nil", Infer), s (LBRACKleft, RBRACKright))
adamc@762 1405
adamc@446 1406 edecls : ([])
adamc@446 1407 | edecl edecls (edecl :: edecls)
adamc@446 1408
adamc@825 1409 edecl : VAL pat EQ eexp ((EDVal (pat, eexp), s (VALleft, eexpright)))
adamc@446 1410 | VAL REC valis ((EDValRec valis, s (VALleft, valisright)))
adamc@446 1411 | FUN valis ((EDValRec valis, s (FUNleft, valisright)))
adamc@446 1412
adamc@310 1413 enterDml : (inDml := true)
adamc@310 1414 leaveDml : (inDml := false)
adamc@310 1415
adamc@403 1416 texp : SYMBOL (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright))
adamc@302 1417 | LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adamc@302 1418
adamc@302 1419 fields : fident ([fident])
adamc@302 1420 | fident COMMA fields (fident :: fields)
adamc@302 1421
adamc@302 1422 sqlexps: sqlexp ([sqlexp])
adamc@302 1423 | sqlexp COMMA sqlexps (sqlexp :: sqlexps)
adamc@302 1424
adamc@303 1425 fsets : fident EQ sqlexp ([(fident, sqlexp)])
adamc@303 1426 | fident EQ sqlexp COMMA fsets ((fident, sqlexp) :: fsets)
adamc@303 1427
adamc@200 1428 idents : ident ([ident])
adamc@200 1429 | ident DOT idents (ident :: idents)
adamc@200 1430
adamc@195 1431 etuple : eexp COMMA eexp ([eexp1, eexp2])
adamc@195 1432 | eexp COMMA etuple (eexp :: etuple)
adamc@195 1433
adamc@170 1434 branch : pat DARROW eexp (pat, eexp)
adamc@170 1435
adamc@170 1436 branchs: ([])
adamc@170 1437 | BAR branch branchs (branch :: branchs)
adamc@170 1438
adamc@822 1439 patS : pterm (pterm)
adamc@822 1440 | pterm DCOLON patS (let
adamc@822 1441 val loc = s (ptermleft, patSright)
adamc@762 1442 in
adamc@762 1443 (PCon (["Basis"], "Cons", SOME (PRecord ([("1", pterm),
adamc@822 1444 ("2", patS)], false), loc)),
adamc@762 1445 loc)
adamc@762 1446 end)
adamc@822 1447 | patS COLON cexp (PAnnot (patS, cexp), s (patSleft, cexpright))
adamc@822 1448
adamc@822 1449 pat : patS (patS)
adamc@822 1450 | cpath pterm (PCon (#1 cpath, #2 cpath, SOME pterm), s (cpathleft, ptermright))
adamc@170 1451
adamc@170 1452 pterm : SYMBOL (PVar SYMBOL, s (SYMBOLleft, SYMBOLright))
adamc@170 1453 | cpath (PCon (#1 cpath, #2 cpath, NONE), s (cpathleft, cpathright))
adamc@170 1454 | UNDER (PWild, s (UNDERleft, UNDERright))
adamc@173 1455 | INT (PPrim (Prim.Int INT), s (INTleft, INTright))
adam@1420 1456 | MINUS INT (PPrim (Prim.Int (~INT)), s (MINUSleft, INTright))
adamc@173 1457 | STRING (PPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@821 1458 | CHAR (PPrim (Prim.Char CHAR), s (CHARleft, CHARright))
adamc@170 1459 | LPAREN pat RPAREN (pat)
adamc@174 1460 | LBRACE RBRACE (PRecord ([], false), s (LBRACEleft, RBRACEright))
adamc@174 1461 | UNIT (PRecord ([], false), s (UNITleft, UNITright))
adamc@174 1462 | LBRACE rpat RBRACE (PRecord rpat, s (LBRACEleft, RBRACEright))
adamc@195 1463 | LPAREN ptuple RPAREN (PRecord (ListUtil.mapi (fn (i, p) => (Int.toString (i + 1), p)) ptuple,
adamc@195 1464 false),
adamc@195 1465 s (LPARENleft, RPARENright))
adamc@762 1466 | LBRACK RBRACK (PCon (["Basis"], "Nil", NONE), s (LBRACKleft, RBRACKright))
adamc@174 1467
adamc@175 1468 rpat : CSYMBOL EQ pat ([(CSYMBOL, pat)], false)
adamc@243 1469 | INT EQ pat ([(Int64.toString INT, pat)], false)
adamc@174 1470 | DOTDOTDOT ([], true)
adamc@175 1471 | CSYMBOL EQ pat COMMA rpat ((CSYMBOL, pat) :: #1 rpat, #2 rpat)
adamc@243 1472 | INT EQ pat COMMA rpat ((Int64.toString INT, pat) :: #1 rpat, #2 rpat)
adamc@170 1473
adamc@195 1474 ptuple : pat COMMA pat ([pat1, pat2])
adamc@195 1475 | pat COMMA ptuple (pat :: ptuple)
adamc@195 1476
adamc@12 1477 rexp : ([])
adamc@12 1478 | ident EQ eexp ([(ident, eexp)])
adamc@12 1479 | ident EQ eexp COMMA rexp ((ident, eexp) :: rexp)
adamc@91 1480
adamc@141 1481 xml : xmlOne xml (let
adamc@141 1482 val pos = s (xmlOneleft, xmlright)
adamc@141 1483 in
adamc@720 1484 (EApp ((EApp (
adamc@720 1485 (EVar (["Basis"], "join", Infer), pos),
adamc@720 1486 xmlOne), pos),
adamc@720 1487 xml), pos)
adamc@141 1488 end)
adamc@141 1489 | xmlOne (xmlOne)
adamc@91 1490
adamc@1045 1491 xmlOpt : xml (xml)
adamc@1045 1492 | (EApp ((EVar (["Basis"], "cdata", Infer), dummy),
adamc@1045 1493 (EPrim (Prim.String ""), dummy)),
adamc@1045 1494 dummy)
adamc@1045 1495
adamc@403 1496 xmlOne : NOTAGS (EApp ((EVar (["Basis"], "cdata", Infer), s (NOTAGSleft, NOTAGSright)),
adamc@141 1497 (EPrim (Prim.String NOTAGS), s (NOTAGSleft, NOTAGSright))),
adamc@141 1498 s (NOTAGSleft, NOTAGSright))
adamc@141 1499 | tag DIVIDE GT (let
adamc@141 1500 val pos = s (tagleft, GTright)
adamc@710 1501
adamc@710 1502 val cdata =
adamc@756 1503 if #1 (#1 tag) = "submit" orelse #1 (#1 tag) = "dyn" then
adamc@710 1504 let
adamc@710 1505 val e = (EVar (["Basis"], "cdata", DontInfer), pos)
adamc@710 1506 val e = (ECApp (e, (CWild (KWild, pos), pos)), pos)
adamc@710 1507 in
adamc@710 1508 (ECApp (e, (CRecord [], pos)), pos)
adamc@710 1509 end
adamc@710 1510 else
adamc@710 1511 (EVar (["Basis"], "cdata", Infer), pos)
adamc@710 1512
adamc@710 1513 val cdata = (EApp (cdata,
adamc@710 1514 (EPrim (Prim.String ""), pos)),
adamc@710 1515 pos)
adamc@141 1516 in
adam@1643 1517 (EApp (#4 tag, cdata), pos)
adamc@141 1518 end)
adamc@141 1519
adamc@1045 1520 | tag GT xmlOpt END_TAG (let
adam@1563 1521 fun tagOut s =
adam@1563 1522 case s of
adam@1563 1523 "tabl" => "table"
adam@1563 1524 | _ => s
adam@1563 1525
adamc@141 1526 val pos = s (tagleft, GTright)
adamc@325 1527 val et = tagIn END_TAG
adamc@141 1528 in
adamc@756 1529 if #1 (#1 tag) = et then
adamc@361 1530 if et = "form" then
adam@1412 1531 let
adam@1412 1532 val e = (EVar (["Basis"], "form", Infer), pos)
adam@1412 1533 val e = (EApp (e, case #2 tag of
adam@1412 1534 NONE => (EVar (["Basis"], "None", Infer), pos)
adam@1412 1535 | SOME c => (EApp ((EVar (["Basis"], "Some", Infer), pos), c), pos)), pos)
adam@1412 1536 in
adam@1651 1537 case #3 tag of
adam@1651 1538 NONE => ()
adam@1651 1539 | SOME _ => ErrorMsg.errorAt pos "<form> does not support 'dynClass' attribute";
adam@1412 1540 (EApp (e, xmlOpt), pos)
adam@1412 1541 end
adamc@1093 1542 else if et = "subform" orelse et = "subforms" then
adamc@1093 1543 (EApp (#2 (#1 tag),
adamc@1045 1544 xmlOpt), pos)
adamc@758 1545 else if et = "entry" then
adamc@758 1546 (EApp ((EVar (["Basis"], "entry", Infer), pos),
adamc@1045 1547 xmlOpt), pos)
adamc@141 1548 else
adam@1643 1549 (EApp (#4 tag, xmlOpt), pos)
adamc@141 1550 else
adamc@325 1551 (if ErrorMsg.anyErrors () then
adamc@325 1552 ()
adamc@325 1553 else
adamc@1189 1554 ErrorMsg.errorAt pos ("Begin tag <"
adam@1563 1555 ^ tagOut (#1 (#1 tag))
adamc@1189 1556 ^ "> and end tag </"
adam@1563 1557 ^ tagOut et
adamc@1189 1558 ^ "> don't match.");
adamc@623 1559 (EWild, pos))
adamc@141 1560 end)
adamc@141 1561 | LBRACE eexp RBRACE (eexp)
adamc@391 1562 | LBRACE LBRACK eexp RBRACK RBRACE (let
adamc@391 1563 val loc = s (LBRACEleft, RBRACEright)
adamc@403 1564 val e = (EVar (["Top"], "txt", Infer), loc)
adamc@391 1565 in
adamc@391 1566 (EApp (e, eexp), loc)
adamc@391 1567 end)
adamc@92 1568
adamc@141 1569 tag : tagHead attrs (let
adamc@141 1570 val pos = s (tagHeadleft, attrsright)
adamc@721 1571
adamc@721 1572 val e = (EVar (["Basis"], "tag", Infer), pos)
adamc@721 1573 val eo = case #1 attrs of
adam@1749 1574 NONE => (EVar (["Basis"], "null", Infer), pos)
adam@1749 1575 | SOME (EPrim (Prim.String s), pos) => parseClass s pos
adam@1749 1576 | SOME e => e
adamc@721 1577 val e = (EApp (e, eo), pos)
adam@1643 1578 val eo = case #2 attrs of
adam@1643 1579 NONE => (EVar (["Basis"], "None", Infer), pos)
adam@1643 1580 | SOME e => (EApp ((EVar (["Basis"], "Some", Infer), pos),
adam@1643 1581 e), pos)
adam@1643 1582 val e = (EApp (e, eo), pos)
adam@1750 1583 val eo = case #3 attrs of
adam@1750 1584 NONE => (EVar (["Basis"], "noStyle", Infer), pos)
adam@1750 1585 | SOME (EPrim (Prim.String s), pos) => parseStyle s pos
adam@1750 1586 | SOME e => e
adam@1750 1587 val e = (EApp (e, eo), pos)
adam@1750 1588 val e = (EApp (e, (ERecord (#4 attrs), pos)), pos)
adamc@721 1589 val e = (EApp (e, (EApp (#2 tagHead,
adamc@721 1590 (ERecord [], pos)), pos)), pos)
adamc@141 1591 in
adam@1643 1592 (tagHead, #1 attrs, #2 attrs, e)
adamc@141 1593 end)
adamc@141 1594
adamc@141 1595 tagHead: BEGIN_TAG (let
adamc@325 1596 val bt = tagIn BEGIN_TAG
adamc@141 1597 val pos = s (BEGIN_TAGleft, BEGIN_TAGright)
adamc@141 1598 in
adamc@325 1599 (bt,
adamc@473 1600 (EVar (["Basis"], bt, Infer), pos))
adamc@141 1601 end)
adamc@141 1602 | tagHead LBRACE cexp RBRACE (#1 tagHead, (ECApp (#2 tagHead, cexp), s (tagHeadleft, RBRACEright)))
adamc@92 1603
adam@1750 1604 attrs : (NONE, NONE, NONE, [])
adamc@721 1605 | attr attrs (let
adamc@721 1606 val loc = s (attrleft, attrsright)
adamc@721 1607 in
adamc@721 1608 case attr of
adamc@721 1609 Class e =>
adamc@721 1610 (case #1 attrs of
adamc@721 1611 NONE => ()
adamc@721 1612 | SOME _ => ErrorMsg.errorAt loc "Multiple classes specified for tag";
adam@1750 1613 (SOME e, #2 attrs, #3 attrs, #4 attrs))
adam@1643 1614 | DynClass e =>
adam@1643 1615 (case #2 attrs of
adam@1643 1616 NONE => ()
adam@1643 1617 | SOME _ => ErrorMsg.errorAt loc "Multiple dynamic classes specified for tag";
adam@1750 1618 (#1 attrs, SOME e, #3 attrs, #4 attrs))
adam@1750 1619 | Style e =>
adam@1750 1620 (case #3 attrs of
adam@1750 1621 NONE => ()
adam@1750 1622 | SOME _ => ErrorMsg.errorAt loc "Multiple styles specified for tag";
adam@1750 1623 (#1 attrs, #2 attrs, SOME e, #4 attrs))
adamc@721 1624 | Normal xe =>
adam@1750 1625 (#1 attrs, #2 attrs, #3 attrs, xe :: #4 attrs)
adamc@721 1626 end)
adamc@104 1627
adam@1643 1628 attr : SYMBOL EQ attrv (case SYMBOL of
adam@1643 1629 "class" => Class attrv
adam@1643 1630 | "dynClass" => DynClass attrv
adam@1750 1631 | "style" => Style attrv
adam@1643 1632 | _ =>
adamc@724 1633 let
adamc@724 1634 val sym =
adamc@724 1635 case SYMBOL of
adamc@724 1636 "type" => "Typ"
adamc@724 1637 | x => capitalize x
adamc@724 1638 in
adamc@724 1639 Normal ((CName sym, s (SYMBOLleft, SYMBOLright)),
adamc@724 1640 if (sym = "Href" orelse sym = "Src")
adamc@724 1641 andalso (case #1 attrv of
adamc@724 1642 EPrim _ => true
adamc@724 1643 | _ => false) then
adamc@724 1644 let
adamc@724 1645 val loc = s (attrvleft, attrvright)
adamc@724 1646 in
adamc@724 1647 (EApp ((EVar (["Basis"], "bless", Infer), loc),
adamc@724 1648 attrv), loc)
adamc@724 1649 end
adamc@724 1650 else
adamc@724 1651 attrv)
adamc@724 1652 end)
adamc@204 1653
adamc@104 1654 attrv : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@104 1655 | FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adamc@104 1656 | STRING (EPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@110 1657 | LBRACE eexp RBRACE (eexp)
adamc@226 1658
adamc@232 1659 query : query1 obopt lopt ofopt (let
adamc@229 1660 val loc = s (query1left, query1right)
adamc@230 1661
adamc@230 1662 val re = (ERecord [((CName "Rows", loc),
adamc@230 1663 query1),
adamc@230 1664 ((CName "OrderBy", loc),
adamc@231 1665 obopt),
adamc@231 1666 ((CName "Limit", loc),
adamc@232 1667 lopt),
adamc@232 1668 ((CName "Offset", loc),
adamc@232 1669 ofopt)], loc)
adamc@229 1670 in
adamc@403 1671 (EApp ((EVar (["Basis"], "sql_query", Infer), loc), re), loc)
adamc@229 1672 end)
adamc@993 1673
adamc@993 1674 dopt : (EVar (["Basis"], "False", Infer), dummy)
adamc@993 1675 | DISTINCT (EVar (["Basis"], "True", Infer),
adamc@993 1676 s (DISTINCTleft, DISTINCTright))
adamc@993 1677
adamc@993 1678 query1 : SELECT dopt select FROM tables wopt gopt hopt
adamc@209 1679 (let
adamc@204 1680 val loc = s (SELECTleft, tablesright)
adamc@207 1681
adamc@1070 1682 val (empties, sel, exps) =
adamc@207 1683 case select of
adamc@1070 1684 Star => ([],
adamc@1070 1685 map (fn nm =>
adamc@233 1686 (nm, (CTuple [(CWild (KRecord (KType, loc), loc),
adamc@233 1687 loc),
adamc@233 1688 (CRecord [], loc)],
adamc@748 1689 loc))) (#1 tables),
adamc@233 1690 [])
adamc@207 1691 | Items sis =>
adamc@207 1692 let
adam@1627 1693 val tabs = map (fn nm => (nm, Unknown)) (#1 tables)
adamc@1194 1694 val (_, tabs, exps) = foldl (amend_select loc)
adamc@1194 1695 (1, tabs, []) sis
adam@1627 1696 val empties = List.mapPartial (fn (nm, c) =>
adam@1627 1697 case c of
adam@1627 1698 Unknown => SOME nm
adam@1627 1699 | Selective (CRecord [], _) => SOME nm
adam@1627 1700 | _ => NONE) tabs
adamc@207 1701 in
adamc@1070 1702 (empties,
adamc@1070 1703 map (fn (nm, c) => (nm,
adam@1627 1704 case c of
adam@1627 1705 Everything =>
adam@1627 1706 (CTuple [(CWild (KRecord (KType, loc), loc), loc),
adam@1627 1707 (CRecord [], loc)], loc)
adam@1627 1708 | _ =>
adam@1627 1709 let
adam@1627 1710 val c = case c of
adam@1627 1711 Selective c => c
adam@1627 1712 | _ => (CRecord [], loc)
adam@1627 1713 in
adam@1627 1714 (CTuple [c,
adam@1627 1715 (CWild (KRecord (KType, loc), loc),
adam@1627 1716 loc)], loc)
adam@1627 1717 end)) tabs,
adamc@233 1718 exps)
adamc@207 1719 end
adamc@207 1720
adamc@207 1721 val sel = (CRecord sel, loc)
adamc@207 1722
adamc@226 1723 val grp = case gopt of
adamc@403 1724 NONE => (ECApp ((EVar (["Basis"], "sql_subset_all",
adamc@403 1725 Infer), loc),
adamc@226 1726 (CWild (KRecord (KRecord (KType, loc), loc),
adamc@226 1727 loc), loc)), loc)
adamc@226 1728 | SOME gis =>
adamc@226 1729 let
adamc@748 1730 val tabs = map (fn nm =>
adamc@748 1731 (nm, (CRecord [], loc))) (#1 tables)
adamc@226 1732 val tabs = foldl (amend_group loc) tabs gis
adamc@226 1733
adamc@226 1734 val tabs = map (fn (nm, c) =>
adamc@226 1735 (nm,
adamc@226 1736 (CTuple [c,
adamc@226 1737 (CWild (KRecord (KType, loc),
adamc@226 1738 loc),
adamc@226 1739 loc)], loc))) tabs
adamc@226 1740 in
adamc@403 1741 (ECApp ((EVar (["Basis"], "sql_subset", Infer), loc),
adamc@226 1742 (CRecord tabs, loc)), loc)
adamc@226 1743 end
adamc@226 1744
adamc@403 1745 val e = (EVar (["Basis"], "sql_query1", Infer), loc)
adamc@1070 1746 val e = (ECApp (e, (CRecord (map (fn nm => (nm, (CUnit, loc))) empties),
adamc@1070 1747 loc)), loc)
adamc@993 1748 val re = (ERecord [((CName "Distinct", loc),
adamc@993 1749 dopt),
adamc@993 1750 ((CName "From", loc),
adamc@748 1751 #2 tables),
adamc@209 1752 ((CName "Where", loc),
adamc@223 1753 wopt),
adamc@224 1754 ((CName "GroupBy", loc),
adamc@226 1755 grp),
adamc@224 1756 ((CName "Having", loc),
adamc@224 1757 hopt),
adamc@223 1758 ((CName "SelectFields", loc),
adamc@403 1759 (ECApp ((EVar (["Basis"], "sql_subset", Infer), loc),
adamc@233 1760 sel), loc)),
adamc@233 1761 ((CName "SelectExps", loc),
adamc@233 1762 (ERecord exps, loc))], loc)
adamc@223 1763
adamc@209 1764 val e = (EApp (e, re), loc)
adamc@204 1765 in
adamc@207 1766 e
adamc@204 1767 end)
adam@1427 1768 | query1 UNION query1 (sql_relop ("union", false, query11, query12, s (query11left, query12right)))
adam@1427 1769 | query1 INTERSECT query1 (sql_relop ("intersect", false, query11, query12, s (query11left, query12right)))
adam@1427 1770 | query1 EXCEPT query1 (sql_relop ("except", false, query11, query12, s (query11left, query12right)))
adam@1427 1771 | query1 UNION ALL query1 (sql_relop ("union", true, query11, query12, s (query11left, query12right)))
adam@1427 1772 | query1 INTERSECT ALL query1 (sql_relop ("intersect", true, query11, query12, s (query11left, query12right)))
adam@1427 1773 | query1 EXCEPT ALL query1 (sql_relop ("except", true, query11, query12, s (query11left, query12right)))
adamc@1070 1774 | LBRACE LBRACE LBRACE eexp RBRACE RBRACE RBRACE (eexp)
adamc@204 1775
adamc@749 1776 tables : fitem (fitem)
adamc@749 1777 | fitem COMMA tables (let
adamc@749 1778 val loc = s (fitemleft, tablesright)
adamc@748 1779
adamc@748 1780 val e = (EVar (["Basis"], "sql_from_comma", Infer), loc)
adamc@749 1781 val e = (EApp (e, #2 fitem), loc)
adamc@748 1782 in
adamc@749 1783 (#1 fitem @ #1 tables,
adamc@748 1784 (EApp (e, #2 tables), loc))
adamc@748 1785 end)
adamc@204 1786
adamc@749 1787 fitem : table' ([#1 table'], #2 table')
adamc@1265 1788 | LBRACE LBRACE eexp RBRACE RBRACE (tnamesOf eexp, eexp)
adamc@749 1789 | fitem JOIN fitem ON sqlexp (let
adamc@749 1790 val loc = s (fitem1left, sqlexpright)
adamc@749 1791
adamc@749 1792 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749 1793 val e = (EApp (e, #2 fitem1), loc)
adamc@749 1794 val e = (EApp (e, #2 fitem2), loc)
adamc@749 1795 in
adamc@749 1796 (#1 fitem1 @ #1 fitem2,
adamc@749 1797 (EApp (e, sqlexp), loc))
adamc@749 1798 end)
adamc@749 1799 | fitem INNER JOIN fitem ON sqlexp (let
adamc@749 1800 val loc = s (fitem1left, sqlexpright)
adamc@749 1801
adamc@749 1802 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749 1803 val e = (EApp (e, #2 fitem1), loc)
adamc@749 1804 val e = (EApp (e, #2 fitem2), loc)
adamc@749 1805 in
adamc@749 1806 (#1 fitem1 @ #1 fitem2,
adamc@749 1807 (EApp (e, sqlexp), loc))
adamc@749 1808 end)
adamc@749 1809 | fitem CROSS JOIN fitem (let
adamc@749 1810 val loc = s (fitem1left, fitem2right)
adamc@749 1811
adamc@749 1812 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749 1813 val e = (EApp (e, #2 fitem1), loc)
adamc@749 1814 val e = (EApp (e, #2 fitem2), loc)
adamc@749 1815 val tru = sql_inject (EVar (["Basis"], "True", Infer), loc)
adamc@749 1816 in
adamc@749 1817 (#1 fitem1 @ #1 fitem2,
adamc@749 1818 (EApp (e, tru), loc))
adamc@749 1819 end)
adamc@750 1820 | fitem LEFT JOIN fitem ON sqlexp (let
adamc@750 1821 val loc = s (fitem1left, sqlexpright)
adamc@750 1822
adamc@750 1823 val e = (EVar (["Basis"], "sql_left_join", Infer), loc)
adamc@750 1824 val e = (EApp (e, #2 fitem1), loc)
adamc@750 1825 val e = (EApp (e, #2 fitem2), loc)
adamc@750 1826 in
adamc@750 1827 (#1 fitem1 @ #1 fitem2,
adamc@750 1828 (EApp (e, sqlexp), loc))
adamc@750 1829 end)
adamc@751 1830 | fitem LEFT OUTER JOIN fitem ON sqlexp (let
adamc@751 1831 val loc = s (fitem1left, sqlexpright)
adamc@751 1832
adamc@751 1833 val e = (EVar (["Basis"], "sql_left_join", Infer), loc)
adamc@751 1834 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1835 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1836 in
adamc@751 1837 (#1 fitem1 @ #1 fitem2,
adamc@751 1838 (EApp (e, sqlexp), loc))
adamc@751 1839 end)
adamc@751 1840 | fitem RIGHT JOIN fitem ON sqlexp (let
adamc@751 1841 val loc = s (fitem1left, sqlexpright)
adamc@751 1842
adamc@751 1843 val e = (EVar (["Basis"], "sql_right_join", Infer), loc)
adamc@751 1844 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1845 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1846 in
adamc@751 1847 (#1 fitem1 @ #1 fitem2,
adamc@751 1848 (EApp (e, sqlexp), loc))
adamc@751 1849 end)
adamc@751 1850 | fitem RIGHT OUTER JOIN fitem ON sqlexp (let
adamc@751 1851 val loc = s (fitem1left, sqlexpright)
adamc@751 1852
adamc@751 1853 val e = (EVar (["Basis"], "sql_right_join", Infer), loc)
adamc@751 1854 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1855 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1856 in
adamc@751 1857 (#1 fitem1 @ #1 fitem2,
adamc@751 1858 (EApp (e, sqlexp), loc))
adamc@751 1859 end)
adamc@751 1860 | fitem FULL JOIN fitem ON sqlexp (let
adamc@751 1861 val loc = s (fitem1left, sqlexpright)
adamc@751 1862
adamc@751 1863 val e = (EVar (["Basis"], "sql_full_join", Infer), loc)
adamc@751 1864 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1865 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1866 in
adamc@751 1867 (#1 fitem1 @ #1 fitem2,
adamc@751 1868 (EApp (e, sqlexp), loc))
adamc@751 1869 end)
adamc@751 1870 | fitem FULL OUTER JOIN fitem ON sqlexp (let
adamc@751 1871 val loc = s (fitem1left, sqlexpright)
adamc@751 1872
adamc@751 1873 val e = (EVar (["Basis"], "sql_full_join", Infer), loc)
adamc@751 1874 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1875 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1876 in
adamc@751 1877 (#1 fitem1 @ #1 fitem2,
adamc@751 1878 (EApp (e, sqlexp), loc))
adamc@751 1879 end)
adamc@1192 1880 | LPAREN query RPAREN AS tname (let
adamc@1192 1881 val loc = s (LPARENleft, RPARENright)
adamc@1192 1882
adamc@1192 1883 val e = (EVar (["Basis"], "sql_from_query", Infer), loc)
adamc@1192 1884 val e = (ECApp (e, tname), loc)
adamc@1192 1885 in
adamc@1192 1886 ([tname], (EApp (e, query), loc))
adamc@1192 1887 end)
adamc@749 1888
adamc@204 1889 tname : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@204 1890 | LBRACE cexp RBRACE (cexp)
adamc@204 1891
adamc@243 1892 table : SYMBOL ((CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright)),
adamc@403 1893 (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright)))
adamc@403 1894 | SYMBOL AS tname (tname, (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright)))
adamc@221 1895 | LBRACE LBRACE eexp RBRACE RBRACE AS tname (tname, eexp)
adamc@207 1896
adamc@748 1897 table' : table (let
adamc@748 1898 val loc = s (tableleft, tableright)
adamc@748 1899 val e = (EVar (["Basis"], "sql_from_table", Infer), loc)
adamc@748 1900 val e = (ECApp (e, #1 table), loc)
adamc@748 1901 in
adamc@748 1902 (#1 table, (EApp (e, #2 table), loc))
adamc@748 1903 end)
adamc@748 1904
adamc@243 1905 tident : SYMBOL (CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@207 1906 | CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@221 1907 | LBRACE LBRACE cexp RBRACE RBRACE (cexp)
adamc@207 1908
adamc@207 1909 fident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@207 1910 | LBRACE cexp RBRACE (cexp)
adamc@207 1911
adamc@207 1912 seli : tident DOT fident (Field (tident, fident))
adamc@1194 1913 | sqlexp (Exp (NONE, sqlexp))
adamc@1194 1914 | sqlexp AS fident (Exp (SOME fident, sqlexp))
adamc@341 1915 | tident DOT LBRACE LBRACE cexp RBRACE RBRACE (Fields (tident, cexp))
adam@1627 1916 | tident DOT STAR (StarFields tident)
adamc@207 1917
adamc@207 1918 selis : seli ([seli])
adamc@207 1919 | seli COMMA selis (seli :: selis)
adamc@207 1920
adamc@207 1921 select : STAR (Star)
adamc@207 1922 | selis (Items selis)
adamc@209 1923
adamc@403 1924 sqlexp : TRUE (sql_inject (EVar (["Basis"], "True", Infer),
adamc@209 1925 s (TRUEleft, TRUEright)))
adamc@403 1926 | FALSE (sql_inject (EVar (["Basis"], "False", Infer),
adamc@209 1927 s (FALSEleft, FALSEright)))
adamc@209 1928
adamc@222 1929 | INT (sql_inject (EPrim (Prim.Int INT),
adamc@222 1930 s (INTleft, INTright)))
adamc@222 1931 | FLOAT (sql_inject (EPrim (Prim.Float FLOAT),
adamc@222 1932 s (FLOATleft, FLOATright)))
adamc@229 1933 | STRING (sql_inject (EPrim (Prim.String STRING),
adamc@229 1934 s (STRINGleft, STRINGright)))
adamc@441 1935 | CURRENT_TIMESTAMP (sql_nfunc ("current_timestamp",
adamc@441 1936 s (CURRENT_TIMESTAMPleft, CURRENT_TIMESTAMPright)))
adamc@222 1937
adamc@221 1938 | tident DOT fident (let
adamc@221 1939 val loc = s (tidentleft, fidentright)
adamc@403 1940 val e = (EVar (["Basis"], "sql_field", Infer), loc)
adamc@221 1941 val e = (ECApp (e, tident), loc)
adamc@221 1942 in
adamc@221 1943 (ECApp (e, fident), loc)
adamc@221 1944 end)
adamc@234 1945 | CSYMBOL (let
adamc@234 1946 val loc = s (CSYMBOLleft, CSYMBOLright)
adamc@310 1947 in
adamc@310 1948 if !inDml then
adamc@310 1949 let
adamc@403 1950 val e = (EVar (["Basis"], "sql_field", Infer), loc)
adamc@310 1951 val e = (ECApp (e, (CName "T", loc)), loc)
adamc@310 1952 in
adamc@310 1953 (ECApp (e, (CName CSYMBOL, loc)), loc)
adamc@310 1954 end
adamc@310 1955 else
adamc@310 1956 let
adamc@403 1957 val e = (EVar (["Basis"], "sql_exp", Infer), loc)
adamc@310 1958 in
adamc@310 1959 (ECApp (e, (CName CSYMBOL, loc)), loc)
adamc@310 1960 end
adamc@310 1961 end)
adamc@221 1962
adamc@471 1963 | LBRACE eexp RBRACE (eexp)
adamc@470 1964
adamc@559 1965 | sqlexp EQ sqlexp (sql_binary ("eq", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1966 | sqlexp NE sqlexp (sql_binary ("ne", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1967 | sqlexp LT sqlexp (sql_binary ("lt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1968 | sqlexp LE sqlexp (sql_binary ("le", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1969 | sqlexp GT sqlexp (sql_binary ("gt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1970 | sqlexp GE sqlexp (sql_binary ("ge", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1971
adamc@559 1972 | sqlexp PLUS sqlexp (sql_binary ("plus", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1973 | sqlexp MINUS sqlexp (sql_binary ("minus", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1974 | sqlexp STAR sqlexp (sql_binary ("times", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1975 | sqlexp DIVIDE sqlexp (sql_binary ("div", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1976 | sqlexp MOD sqlexp (sql_binary ("mod", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@219 1977
adamc@220 1978 | sqlexp CAND sqlexp (sql_binary ("and", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@220 1979 | sqlexp OR sqlexp (sql_binary ("or", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1980
kkallio@1607 1981 | sqlexp LIKE sqlexp (sql_binary ("like", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
kkallio@1607 1982
adamc@220 1983 | NOT sqlexp (sql_unary ("not", sqlexp, s (NOTleft, sqlexpright)))
adamc@559 1984 | MINUS sqlexp (sql_unary ("neg", sqlexp, s (MINUSleft, sqlexpright)))
adamc@220 1985
adamc@470 1986 | sqlexp IS NULL (let
adamc@470 1987 val loc = s (sqlexpleft, NULLright)
adamc@470 1988 in
adamc@470 1989 (EApp ((EVar (["Basis"], "sql_is_null", Infer), loc),
adamc@470 1990 sqlexp), loc)
adamc@470 1991 end)
adamc@470 1992
kkallio@1572 1993 | CIF sqlexp CTHEN sqlexp CELSE sqlexp (let
kkallio@1572 1994 val loc = s (CIFleft, sqlexp3right)
kkallio@1572 1995 val e = (EVar (["Basis"], "sql_if_then_else", Infer), loc)
kkallio@1572 1996 in
kkallio@1572 1997 (EApp ((EApp ((EApp (e, sqlexp1), loc), sqlexp2), loc), sqlexp3), loc)
kkallio@1572 1998 end)
kkallio@1572 1999
adamc@471 2000 | LBRACE LBRACK eexp RBRACK RBRACE (sql_inject (#1 eexp,
adamc@471 2001 s (LBRACEleft, RBRACEright)))
adamc@220 2002 | LPAREN sqlexp RPAREN (sqlexp)
adamc@210 2003
adamc@467 2004 | NULL (sql_inject ((EVar (["Basis"], "None", Infer),
adamc@467 2005 s (NULLleft, NULLright))))
adamc@467 2006
adamc@235 2007 | COUNT LPAREN STAR RPAREN (let
adamc@235 2008 val loc = s (COUNTleft, RPARENright)
adamc@235 2009 in
adamc@544 2010 (EVar (["Basis"], "sql_count", Infer), loc)
adamc@235 2011 end)
adamc@1187 2012 | COUNT LPAREN sqlexp RPAREN (let
adamc@1187 2013 val loc = s (COUNTleft, RPARENright)
adamc@1187 2014
adamc@1187 2015 val e = (EVar (["Basis"], "sql_count_col", Infer), loc)
adamc@1187 2016 val e = (EApp ((EVar (["Basis"], "sql_aggregate", Infer), loc),
adamc@1187 2017 e), loc)
adamc@1187 2018 in
adamc@1187 2019 (EApp (e, sqlexp), loc)
adamc@1187 2020 end)
adamc@236 2021 | sqlagg LPAREN sqlexp RPAREN (let
adamc@236 2022 val loc = s (sqlaggleft, RPARENright)
adamc@236 2023
adamc@403 2024 val e = (EVar (["Basis"], "sql_" ^ sqlagg, Infer), loc)
adamc@403 2025 val e = (EApp ((EVar (["Basis"], "sql_aggregate", Infer), loc),
adamc@236 2026 e), loc)
adamc@236 2027 in
adamc@236 2028 (EApp (e, sqlexp), loc)
adamc@236 2029 end)
adam@1602 2030 | COALESCE LPAREN sqlexp COMMA sqlexp RPAREN
adam@1602 2031 (let
adam@1602 2032 val loc = s (COALESCEright, sqlexp2right)
adam@1602 2033 val e = (EVar (["Basis"], "sql_coalesce", Infer), loc)
adam@1602 2034 val e = (EApp (e, sqlexp1), loc)
adam@1602 2035 in
adam@1602 2036 (EApp (e, sqlexp2), loc)
adam@1602 2037 end)
adamc@746 2038 | fname LPAREN sqlexp RPAREN (let
adamc@746 2039 val loc = s (fnameleft, RPARENright)
adamc@746 2040
adamc@746 2041 val e = (EVar (["Basis"], "sql_ufunc", Infer), loc)
adamc@746 2042 val e = (EApp (e, fname), loc)
adamc@746 2043 in
adamc@746 2044 (EApp (e, sqlexp), loc)
adamc@746 2045 end)
adamc@1191 2046 | LPAREN query RPAREN (let
adamc@1191 2047 val loc = s (LPARENleft, RPARENright)
adamc@1191 2048
adamc@1191 2049 val e = (EVar (["Basis"], "sql_subquery", Infer), loc)
adamc@1191 2050 in
adamc@1191 2051 (EApp (e, query), loc)
adamc@1191 2052 end)
adamc@746 2053
adamc@746 2054 fname : SYMBOL (EVar (["Basis"], "sql_" ^ SYMBOL, Infer), s (SYMBOLleft, SYMBOLright))
adamc@746 2055 | LBRACE eexp RBRACE (eexp)
adamc@235 2056
adamc@403 2057 wopt : (sql_inject (EVar (["Basis"], "True", Infer),
adamc@230 2058 dummy))
adamc@209 2059 | CWHERE sqlexp (sqlexp)
adamc@226 2060
adamc@226 2061 groupi : tident DOT fident (GField (tident, fident))
adam@1425 2062 | tident DOT LBRACE LBRACE cexp RBRACE RBRACE (GFields (tident, cexp))
adamc@226 2063
adamc@226 2064 groupis: groupi ([groupi])
adamc@226 2065 | groupi COMMA groupis (groupi :: groupis)
adamc@226 2066
adamc@226 2067 gopt : (NONE)
adamc@226 2068 | GROUP BY groupis (SOME groupis)
adamc@227 2069
adamc@403 2070 hopt : (sql_inject (EVar (["Basis"], "True", Infer),
adamc@230 2071 dummy))
adamc@227 2072 | HAVING sqlexp (sqlexp)
adamc@230 2073
adamc@403 2074 obopt : (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), dummy),
adamc@234 2075 (CWild (KRecord (KType, dummy), dummy), dummy)),
adamc@230 2076 dummy)
adamc@230 2077 | ORDER BY obexps (obexps)
adamc@230 2078
adamc@268 2079 obitem : sqlexp diropt (sqlexp, diropt)
adamc@268 2080
adamc@268 2081 obexps : obitem (let
adamc@268 2082 val loc = s (obitemleft, obitemright)
adamc@230 2083
adamc@403 2084 val e' = (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), loc),
adamc@234 2085 (CWild (KRecord (KType, loc), loc), loc)),
adamc@230 2086 loc)
adamc@403 2087 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons", Infer), loc),
adamc@268 2088 #1 obitem), loc)
adamc@268 2089 val e = (EApp (e, #2 obitem), loc)
adamc@230 2090 in
adamc@230 2091 (EApp (e, e'), loc)
adamc@230 2092 end)
adamc@268 2093 | obitem COMMA obexps (let
adamc@268 2094 val loc = s (obitemleft, obexpsright)
adamc@230 2095
adamc@403 2096 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons", Infer), loc),
adamc@268 2097 #1 obitem), loc)
adamc@268 2098 val e = (EApp (e, #2 obitem), loc)
adamc@230 2099 in
adamc@230 2100 (EApp (e, obexps), loc)
adamc@230 2101 end)
adam@1682 2102 | RANDOM popt (EVar (["Basis"], "sql_order_by_random", Infer), s (RANDOMleft, poptright))
adam@1682 2103
adam@1682 2104 popt : ()
adam@1682 2105 | LPAREN RPAREN ()
adam@1684 2106 | UNIT ()
adamc@231 2107
adamc@403 2108 diropt : (EVar (["Basis"], "sql_asc", Infer), dummy)
adamc@403 2109 | ASC (EVar (["Basis"], "sql_asc", Infer), s (ASCleft, ASCright))
adamc@403 2110 | DESC (EVar (["Basis"], "sql_desc", Infer), s (DESCleft, DESCright))
adam@1543 2111 | LBRACE eexp RBRACE (eexp)
adamc@268 2112
adamc@403 2113 lopt : (EVar (["Basis"], "sql_no_limit", Infer), dummy)
adamc@403 2114 | LIMIT ALL (EVar (["Basis"], "sql_no_limit", Infer), dummy)
adamc@231 2115 | LIMIT sqlint (let
adamc@231 2116 val loc = s (LIMITleft, sqlintright)
adamc@231 2117 in
adamc@403 2118 (EApp ((EVar (["Basis"], "sql_limit", Infer), loc), sqlint), loc)
adamc@231 2119 end)
adamc@231 2120
adamc@403 2121 ofopt : (EVar (["Basis"], "sql_no_offset", Infer), dummy)
adamc@232 2122 | OFFSET sqlint (let
adamc@232 2123 val loc = s (OFFSETleft, sqlintright)
adamc@232 2124 in
adamc@403 2125 (EApp ((EVar (["Basis"], "sql_offset", Infer), loc), sqlint), loc)
adamc@232 2126 end)
adamc@232 2127
adamc@231 2128 sqlint : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@231 2129 | LBRACE eexp RBRACE (eexp)
adamc@236 2130
adamc@236 2131 sqlagg : AVG ("avg")
adamc@236 2132 | SUM ("sum")
adamc@236 2133 | MIN ("min")
adamc@236 2134 | MAX ("max")