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annotate src/urweb.grm @ 1806:40557fb08e98

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New release
author Adam Chlipala <adam@chlipala.net>
date Tue, 07 Aug 2012 09:41:02 -0400
parents bb942416bf1c
children be0c4e2e488a
rev   line source
adam@1751 1 (* Copyright (c) 2008-2012, 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@1751 222 datatype attr = Class of exp | DynClass of exp | Style of exp | DynStyle 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@1761 249 fun classOut (s, pos) =
adam@1761 250 let
adam@1761 251 val s = case s of
adam@1761 252 "table" => "tabl"
adam@1761 253 | _ => s
adam@1761 254 in
adam@1761 255 (EVar ([], String.translate (fn #"-" => "_" | ch => str ch) s, Infer), pos)
adam@1761 256 end
adam@1749 257
adam@1749 258 fun parseClass s pos =
adam@1749 259 case String.tokens Char.isSpace s of
adam@1749 260 [] => (EVar (["Basis"], "null", Infer), pos)
adam@1749 261 | class :: classes =>
adam@1749 262 foldl (fn (s, e) => (EApp ((EApp ((EVar (["Basis"], "classes", Infer), pos), e), pos), classOut (s, pos)), pos))
adam@1749 263 (classOut (class, pos)) classes
adam@1749 264
adam@1750 265 fun parseValue s pos =
adam@1750 266 if String.isPrefix "url(" s andalso String.isSuffix ")" s then
adam@1750 267 let
adam@1750 268 val s = String.substring (s, 4, size s - 5)
adam@1750 269
adam@1750 270 val s = if size s >= 2
adam@1750 271 andalso ((String.isPrefix "\"" s andalso String.isSuffix "\"" s)
adam@1750 272 orelse (String.isPrefix "'" s andalso String.isSuffix "'" s)) then
adam@1750 273 String.substring (s, 1, size s - 2)
adam@1750 274 else
adam@1750 275 s
adam@1750 276 in
adam@1750 277 (EApp ((EVar (["Basis"], "css_url", Infer), pos),
adam@1750 278 (EApp ((EVar (["Basis"], "bless", Infer), pos),
adam@1750 279 (EPrim (Prim.String s), pos)), pos)), pos)
adam@1750 280 end
adam@1750 281 else
adam@1750 282 (EApp ((EVar (["Basis"], "atom", Infer), pos),
adam@1750 283 (EPrim (Prim.String s), pos)), pos)
adam@1750 284
adam@1750 285 fun parseProperty s pos =
adam@1750 286 let
adam@1750 287 val (befor, after) = Substring.splitl (fn ch => ch <> #":") (Substring.full s)
adam@1750 288 in
adam@1750 289 if Substring.isEmpty after then
adam@1750 290 (ErrorMsg.errorAt pos ("Invalid CSS property syntax: " ^ s);
adam@1750 291 (EPrim (Prim.String ""), pos))
adam@1750 292 else
adam@1750 293 foldl (fn (value, e) => (EApp ((EApp ((EVar (["Basis"], "value", Infer), pos), e), pos), parseValue value pos), pos))
adam@1750 294 (EApp ((EVar (["Basis"], "property", Infer), pos),
adam@1750 295 (EPrim (Prim.String (Substring.string (#2 (Substring.splitl Char.isSpace befor)))), pos)), pos)
adam@1750 296 (String.tokens Char.isSpace (Substring.string (Substring.slice (after, 1, NONE))))
adam@1750 297 end
adam@1750 298
adam@1750 299 fun parseStyle s pos =
adam@1750 300 case String.tokens (fn ch => ch = #";") s of
adam@1750 301 [] => (EVar (["Basis"], "noStyle", Infer), pos)
adam@1750 302 | props =>
adam@1750 303 foldl (fn (s, e) => (EApp ((EApp ((EVar (["Basis"], "oneProperty", Infer), pos), e), pos), parseProperty s pos), pos))
adam@1750 304 (EVar (["Basis"], "noStyle", Infer), pos) props
adam@1750 305
adam@1777 306 fun applyWindow loc e window =
adam@1777 307 let
adam@1777 308 val (pb, ob) = getOpt (window, ((EVar (["Basis"], "sql_no_partition", Infer), dummy),
adam@1777 309 (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), dummy),
adam@1777 310 (CWild (KRecord (KType, dummy), dummy), dummy)),
adam@1777 311 dummy)))
adam@1778 312 val e' = (EVar (["Basis"], "sql_window_function", Infer), loc)
adam@1777 313 val e' = (EApp (e', e), loc)
adam@1777 314 val e' = (EApp (e', pb), loc)
adam@1777 315 in
adam@1777 316 (EApp (e', ob), loc)
adam@1777 317 end
adam@1777 318
adamc@1 319 %%
adamc@244 320 %header (functor UrwebLrValsFn(structure Token : TOKEN))
adamc@1 321
adamc@1 322 %term
adamc@1 323 EOF
adamc@821 324 | STRING of string | INT of Int64.int | FLOAT of Real64.real | CHAR of char
adamc@1 325 | SYMBOL of string | CSYMBOL of string
adamc@1 326 | LPAREN | RPAREN | LBRACK | RBRACK | LBRACE | RBRACE
adam@1306 327 | EQ | COMMA | COLON | DCOLON | DCOLONWILD | TCOLON | TCOLONWILD | DOT | HASH | UNDER | UNDERUNDER | BAR
adamc@403 328 | PLUS | MINUS | DIVIDE | DOTDOTDOT | MOD | AT
adamc@623 329 | CON | LTYPE | VAL | REC | AND | FUN | MAP | UNIT | KUNIT | CLASS
adamc@156 330 | DATATYPE | OF
adamc@7 331 | TYPE | NAME
adamc@629 332 | ARROW | LARROW | DARROW | STAR | SEMI | KARROW | DKARROW | BANG
adamc@674 333 | FN | PLUSPLUS | MINUSMINUS | MINUSMINUSMINUS | DOLLAR | TWIDDLE | CARET
adamc@446 334 | LET | IN
adam@1732 335 | STRUCTURE | SIGNATURE | STRUCT | SIG | END | FUNCTOR | WHERE | SQL | SELECT1
adamc@754 336 | INCLUDE | OPEN | CONSTRAINT | CONSTRAINTS | EXPORT | TABLE | SEQUENCE | VIEW
adamc@1199 337 | COOKIE | STYLE | TASK | POLICY
adamc@842 338 | CASE | IF | THEN | ELSE | ANDALSO | ORELSE
adamc@1 339
adamc@360 340 | XML_BEGIN of string | XML_END | XML_BEGIN_END of string
adamc@91 341 | NOTAGS of string
adamc@91 342 | BEGIN_TAG of string | END_TAG of string
adamc@91 343
adamc@993 344 | SELECT | DISTINCT | FROM | AS | CWHERE | GROUP | ORDER | BY | HAVING
adamc@229 345 | UNION | INTERSECT | EXCEPT
adamc@232 346 | LIMIT | OFFSET | ALL
adamc@220 347 | TRUE | FALSE | CAND | OR | NOT
adam@1778 348 | COUNT | AVG | SUM | MIN | MAX | RANK | PARTITION | OVER
adam@1682 349 | ASC | DESC | RANDOM
kkallio@1607 350 | INSERT | INTO | VALUES | UPDATE | SET | DELETE | NULL | IS | COALESCE | LIKE
adamc@441 351 | CURRENT_TIMESTAMP
adamc@219 352 | NE | LT | LE | GT | GE
adamc@714 353 | CCONSTRAINT | UNIQUE | CHECK | PRIMARY | FOREIGN | KEY | ON | NO | ACTION | RESTRICT | CASCADE | REFERENCES
adamc@751 354 | JOIN | INNER | CROSS | OUTER | LEFT | RIGHT | FULL
kkallio@1572 355 | CIF | CTHEN | CELSE
adamc@204 356
adamc@30 357 %nonterm
adamc@1 358 file of decl list
adamc@1 359 | decls of decl list
adamc@325 360 | decl of decl list
adamc@123 361 | vali of string * con option * exp
adamc@123 362 | valis of (string * con option * exp) list
adamc@242 363 | copt of con option
adamc@1 364
adamc@191 365 | dargs of string list
adamc@156 366 | barOpt of unit
adamc@156 367 | dcons of (string * con option) list
adamc@805 368 | dtype of string * string list * (string * con option) list
adamc@805 369 | dtypes of (string * string list * (string * con option) list) list
adamc@156 370 | dcon of string * con option
adamc@156 371
adamc@707 372 | pkopt of exp
adam@1722 373 | pk of exp
adamc@707 374 | commaOpt of unit
adamc@707 375
adamc@704 376 | cst of exp
adamc@704 377 | csts of exp
adamc@704 378 | cstopt of exp
adamc@704 379
adamc@1001 380 | ckl of (string * kind option) list
adamc@1001 381
adamc@709 382 | pmode of prop_kind * exp
adamc@709 383 | pkind of prop_kind
adamc@709 384 | prule of exp
adamc@709 385 | pmodes of (prop_kind * exp) list
adamc@709 386
adamc@30 387 | sgn of sgn
adamc@42 388 | sgntm of sgn
adamc@30 389 | sgi of sgn_item
adamc@30 390 | sgis of sgn_item list
adamc@30 391
adamc@30 392 | str of str
adamc@30 393
adamc@1 394 | kind of kind
adamc@207 395 | ktuple of kind list
adamc@1 396 | kcolon of explicitness
adamc@240 397 | kopt of kind option
adamc@1 398
adamc@34 399 | path of string list * string
adamc@156 400 | cpath of string list * string
adamc@34 401 | spath of str
adamc@59 402 | mpath of string list
adamc@34 403
adamc@1 404 | cexp of con
adam@1577 405 | cexpO of con option
adamc@1 406 | capps of con
adamc@1 407 | cterm of con
adamc@195 408 | ctuple of con list
adamc@207 409 | ctuplev of con list
adamc@1 410 | ident of con
adamc@200 411 | idents of con list
adamc@1 412 | rcon of (con * con) list
adamc@83 413 | rconn of (con * con) list
adamc@1 414 | rcone of (con * con) list
adamc@239 415 | cargs of con * kind -> con * kind
adamc@239 416 | cargl of con * kind -> con * kind
adamc@240 417 | cargl2 of con * kind -> con * kind
adamc@239 418 | carg of con * kind -> con * kind
adamc@239 419 | cargp of con * kind -> con * kind
adamc@1 420
adamc@8 421 | eexp of exp
adamc@8 422 | eapps of exp
adamc@8 423 | eterm of exp
adamc@195 424 | etuple of exp list
adamc@12 425 | rexp of (con * exp) list
adamc@91 426 | xml of exp
adamc@91 427 | xmlOne of exp
adamc@1045 428 | xmlOpt of exp
adam@1643 429 | tag of (string * exp) * exp option * exp option * exp
adamc@141 430 | tagHead of string * exp
adamc@434 431 | bind of string * con option * exp
adamc@446 432 | edecl of edecl
adamc@446 433 | edecls of edecl list
adamc@8 434
adamc@241 435 | earg of exp * con -> exp * con
adamc@241 436 | eargp of exp * con -> exp * con
adamc@822 437 | earga of exp * con -> exp * con
adamc@241 438 | eargs of exp * con -> exp * con
adamc@241 439 | eargl of exp * con -> exp * con
adamc@242 440 | eargl2 of exp * con -> exp * con
adamc@241 441
adamc@170 442 | branch of pat * exp
adamc@170 443 | branchs of (pat * exp) list
adamc@170 444 | pat of pat
adamc@822 445 | patS of pat
adamc@170 446 | pterm of pat
adamc@174 447 | rpat of (string * pat) list * bool
adamc@195 448 | ptuple of pat list
adamc@170 449
adam@1751 450 | attrs of exp option * exp option * exp option * exp option * (con * exp) list
adamc@721 451 | attr of attr
adamc@104 452 | attrv of exp
adamc@104 453
adamc@204 454 | query of exp
adamc@226 455 | query1 of exp
adamc@993 456 | dopt of exp
adamc@748 457 | tables of con list * exp
adamc@749 458 | fitem of con list * exp
adamc@204 459 | tname of con
adamc@705 460 | tnameW of con * con
adamc@705 461 | tnames of (con * con) * (con * con) list
adamc@705 462 | tnames' of (con * con) * (con * con) list
adamc@204 463 | table of con * exp
adamc@748 464 | table' of con * exp
adamc@207 465 | tident of con
adamc@207 466 | fident of con
adamc@207 467 | seli of select_item
adamc@207 468 | selis of select_item list
adamc@207 469 | select of select
adamc@209 470 | sqlexp of exp
adam@1777 471 | window of (exp * exp) option
adam@1777 472 | pbopt of exp
adamc@209 473 | wopt of exp
adamc@226 474 | groupi of group_item
adamc@226 475 | groupis of group_item list
adamc@226 476 | gopt of group_item list option
adamc@227 477 | hopt of exp
adamc@230 478 | obopt of exp
adamc@268 479 | obitem of exp * exp
adamc@230 480 | obexps of exp
adam@1682 481 | popt of unit
adamc@268 482 | diropt of exp
adamc@231 483 | lopt of exp
adamc@232 484 | ofopt of exp
adamc@231 485 | sqlint of exp
adamc@236 486 | sqlagg of string
adamc@746 487 | fname of exp
adamc@207 488
adamc@302 489 | texp of exp
adamc@302 490 | fields of con list
adamc@302 491 | sqlexps of exp list
adamc@303 492 | fsets of (con * exp) list
adamc@310 493 | enterDml of unit
adamc@310 494 | leaveDml of unit
adamc@302 495
adamc@204 496
adamc@1 497 %verbose (* print summary of errors *)
adamc@1 498 %pos int (* positions *)
adamc@1 499 %start file
adamc@1 500 %pure
adamc@1 501 %eop EOF
adamc@1 502 %noshift EOF
adamc@1 503
adamc@244 504 %name Urweb
adamc@1 505
adamc@623 506 %right KARROW
adamc@623 507 %nonassoc DKARROW
adamc@243 508 %right SEMI
adamc@243 509 %nonassoc LARROW
adamc@195 510 %nonassoc IF THEN ELSE
adamc@843 511 %nonassoc DARROW
adamc@842 512 %left ANDALSO
adamc@842 513 %left ORELSE
adamc@1 514 %nonassoc COLON
adam@1306 515 %nonassoc DCOLON TCOLON DCOLONWILD TCOLONWILD
adam@1427 516 %left UNION INTERSECT EXCEPT ALL
adamc@1 517 %right COMMA
adamc@751 518 %right JOIN INNER CROSS OUTER LEFT RIGHT FULL
adamc@220 519 %right OR
adamc@220 520 %right CAND
adamc@470 521 %nonassoc EQ NE LT LE GT GE IS
adamc@243 522 %right ARROW
adamc@837 523 %right CARET PLUSPLUS
adamc@837 524 %left MINUSMINUS MINUSMINUSMINUS
adamc@389 525 %left PLUS MINUS
adamc@389 526 %left STAR DIVIDE MOD
adamc@220 527 %left NOT
adamc@84 528 %nonassoc TWIDDLE
adamc@1 529 %nonassoc DOLLAR
adamc@1 530 %left DOT
adamc@221 531 %nonassoc LBRACE RBRACE
adamc@1 532
adamc@1 533 %%
adamc@1 534
adamc@1 535 file : decls (decls)
adamc@54 536 | SIG sgis ([(DSgn ("?", (SgnConst sgis, s (SIGleft, sgisright))),
adamc@54 537 s (SIGleft, sgisright))])
adamc@1 538
adamc@1 539 decls : ([])
adamc@325 540 | decl decls (decl @ decls)
adamc@1 541
adamc@240 542 decl : CON SYMBOL cargl2 kopt EQ cexp (let
adamc@240 543 val loc = s (CONleft, cexpright)
adamc@240 544
adamc@240 545 val k = Option.getOpt (kopt, (KWild, loc))
adamc@240 546 val (c, k) = cargl2 (cexp, k)
adamc@240 547 in
adamc@325 548 [(DCon (SYMBOL, SOME k, c), loc)]
adamc@240 549 end)
adam@1654 550 | LTYPE SYMBOL cargl2 EQ cexp (let
adam@1654 551 val loc = s (LTYPEleft, cexpright)
adam@1654 552
adam@1654 553 val k = (KWild, loc)
adam@1654 554 val (c, k) = cargl2 (cexp, k)
adam@1654 555 in
adam@1654 556 [(DCon (SYMBOL, SOME k, c), loc)]
adam@1654 557 end)
adamc@805 558 | DATATYPE dtypes ([(DDatatype dtypes, s (DATATYPEleft, dtypesright))])
adamc@191 559 | DATATYPE SYMBOL dargs EQ DATATYPE CSYMBOL DOT path
adamc@191 560 (case dargs of
adamc@325 561 [] => [(DDatatypeImp (SYMBOL, CSYMBOL :: #1 path, #2 path), s (DATATYPEleft, pathright))]
adamc@191 562 | _ => raise Fail "Arguments specified for imported datatype")
adamc@325 563 | VAL vali ([(DVal vali, s (VALleft, valiright))])
adamc@325 564 | VAL REC valis ([(DValRec valis, s (VALleft, valisright))])
adamc@325 565 | FUN valis ([(DValRec valis, s (FUNleft, valisright))])
adamc@1 566
adamc@325 567 | SIGNATURE CSYMBOL EQ sgn ([(DSgn (CSYMBOL, sgn), s (SIGNATUREleft, sgnright))])
adam@1732 568 | STRUCTURE CSYMBOL EQ str ([(DStr (CSYMBOL, NONE, NONE, str), s (STRUCTUREleft, strright))])
adam@1732 569 | STRUCTURE CSYMBOL COLON sgn EQ str ([(DStr (CSYMBOL, SOME sgn, NONE, str), s (STRUCTUREleft, strright))])
adamc@42 570 | FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN EQ str
adam@1732 571 ([(DStr (CSYMBOL1, NONE, NONE,
adamc@325 572 (StrFun (CSYMBOL2, sgn1, NONE, str), s (FUNCTORleft, strright))),
adamc@325 573 s (FUNCTORleft, strright))])
adamc@42 574 | FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN COLON sgn EQ str
adam@1732 575 ([(DStr (CSYMBOL1, NONE, NONE,
adamc@325 576 (StrFun (CSYMBOL2, sgn1, SOME sgn2, str), s (FUNCTORleft, strright))),
adamc@325 577 s (FUNCTORleft, strright))])
adamc@61 578 | OPEN mpath (case mpath of
adamc@61 579 [] => raise Fail "Impossible mpath parse [1]"
adamc@325 580 | m :: ms => [(DOpen (m, ms), s (OPENleft, mpathright))])
adamc@325 581 | OPEN mpath LPAREN str RPAREN (let
adamc@325 582 val loc = s (OPENleft, RPARENright)
adamc@325 583
adamc@325 584 val m = case mpath of
adamc@325 585 [] => raise Fail "Impossible mpath parse [4]"
adamc@325 586 | m :: ms =>
adamc@325 587 foldl (fn (m, str) => (StrProj (str, m), loc))
adamc@325 588 (StrVar m, loc) ms
adamc@325 589 in
adam@1732 590 [(DStr ("anon", NONE, NONE, (StrApp (m, str), loc)), loc),
adamc@325 591 (DOpen ("anon", []), loc)]
adamc@325 592 end)
adamc@88 593 | OPEN CONSTRAINTS mpath (case mpath of
adamc@88 594 [] => raise Fail "Impossible mpath parse [3]"
adamc@325 595 | m :: ms => [(DOpenConstraints (m, ms), s (OPENleft, mpathright))])
adamc@325 596 | CONSTRAINT cterm TWIDDLE cterm ([(DConstraint (cterm1, cterm2), s (CONSTRAINTleft, ctermright))])
adamc@325 597 | EXPORT spath ([(DExport spath, s (EXPORTleft, spathright))])
adamc@707 598 | TABLE SYMBOL COLON cterm pkopt commaOpt cstopt([(DTable (SYMBOL, entable cterm, pkopt, cstopt),
adamc@707 599 s (TABLEleft, cstoptright))])
adamc@338 600 | SEQUENCE SYMBOL ([(DSequence SYMBOL, s (SEQUENCEleft, SYMBOLright))])
adamc@754 601 | VIEW SYMBOL EQ query ([(DView (SYMBOL, query),
adamc@754 602 s (VIEWleft, queryright))])
adamc@754 603 | VIEW SYMBOL EQ LBRACE eexp RBRACE ([(DView (SYMBOL, eexp),
adamc@754 604 s (VIEWleft, RBRACEright))])
adamc@459 605 | COOKIE SYMBOL COLON cexp ([(DCookie (SYMBOL, cexp), s (COOKIEleft, cexpright))])
adamc@720 606 | STYLE SYMBOL ([(DStyle SYMBOL, s (STYLEleft, SYMBOLright))])
adamc@1075 607 | TASK eapps EQ eexp ([(DTask (eapps, eexp), s (TASKleft, eexpright))])
adamc@1199 608 | POLICY eexp ([(DPolicy eexp, s (POLICYleft, eexpright))])
adamc@30 609
adamc@805 610 dtype : SYMBOL dargs EQ barOpt dcons (SYMBOL, dargs, dcons)
adamc@805 611
adamc@805 612 dtypes : dtype ([dtype])
adamc@805 613 | dtype AND dtypes (dtype :: dtypes)
adamc@805 614
adamc@240 615 kopt : (NONE)
adamc@240 616 | DCOLON kind (SOME kind)
adam@1302 617 | DCOLONWILD (SOME (KWild, s (DCOLONWILDleft, DCOLONWILDright)))
adamc@240 618
adamc@191 619 dargs : ([])
adamc@191 620 | SYMBOL dargs (SYMBOL :: dargs)
adamc@191 621
adamc@156 622 barOpt : ()
adamc@156 623 | BAR ()
adamc@156 624
adamc@156 625 dcons : dcon ([dcon])
adamc@156 626 | dcon BAR dcons (dcon :: dcons)
adamc@156 627
adamc@156 628 dcon : CSYMBOL (CSYMBOL, NONE)
adamc@156 629 | CSYMBOL OF cexp (CSYMBOL, SOME cexp)
adamc@156 630
adamc@242 631 vali : SYMBOL eargl2 copt EQ eexp (let
adamc@242 632 val loc = s (SYMBOLleft, eexpright)
adamc@242 633 val t = Option.getOpt (copt, (CWild (KType, loc), loc))
adamc@242 634
adamc@242 635 val (e, t) = eargl2 (eexp, t)
adamc@242 636 in
adamc@242 637 (SYMBOL, SOME t, e)
adamc@242 638 end)
adamc@242 639
adamc@242 640 copt : (NONE)
adamc@242 641 | COLON cexp (SOME cexp)
adamc@123 642
adamc@704 643 cstopt : (EVar (["Basis"], "no_constraint", Infer), dummy)
adamc@704 644 | csts (csts)
adamc@704 645
adamc@704 646 csts : CCONSTRAINT tname cst (let
adamc@704 647 val loc = s (CCONSTRAINTleft, cstright)
adamc@704 648
adamc@704 649 val e = (EVar (["Basis"], "one_constraint", Infer), loc)
adamc@704 650 val e = (ECApp (e, tname), loc)
adamc@704 651 in
adamc@704 652 (EApp (e, cst), loc)
adamc@704 653 end)
adamc@704 654 | csts COMMA csts (let
adamc@704 655 val loc = s (csts1left, csts2right)
adamc@704 656
adamc@704 657 val e = (EVar (["Basis"], "join_constraints", Infer), loc)
adamc@704 658 val e = (EApp (e, csts1), loc)
adamc@704 659 in
adamc@704 660 (EApp (e, csts2), loc)
adamc@704 661 end)
adamc@704 662 | LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adamc@704 663
adamc@704 664 cst : UNIQUE tnames (let
adamc@704 665 val loc = s (UNIQUEleft, tnamesright)
adamc@704 666
adamc@704 667 val e = (EVar (["Basis"], "unique", Infer), loc)
adamc@705 668 val e = (ECApp (e, #1 (#1 tnames)), loc)
adamc@705 669 val e = (ECApp (e, (CRecord (#2 tnames), loc)), loc)
adamc@704 670 in
adamc@1093 671 e
adamc@704 672 end)
adamc@709 673
adamc@714 674 | CHECK sqlexp (let
adamc@714 675 val loc = s (CHECKleft, sqlexpright)
adamc@714 676 in
adamc@714 677 (EApp ((EVar (["Basis"], "check", Infer), loc),
adamc@714 678 sqlexp), loc)
adamc@714 679 end)
adamc@714 680
adamc@709 681 | FOREIGN KEY tnames REFERENCES texp LPAREN tnames' RPAREN pmodes
adamc@709 682 (let
adamc@709 683 val loc = s (FOREIGNleft, pmodesright)
adamc@709 684
adamc@709 685 val mat = ListPair.foldrEq
adamc@709 686 (fn ((nm1, _), (nm2, _), mat) =>
adamc@709 687 let
adamc@709 688 val e = (EVar (["Basis"], "mat_cons", Infer), loc)
adamc@709 689 val e = (ECApp (e, nm1), loc)
adamc@709 690 val e = (ECApp (e, nm2), loc)
adamc@709 691 in
adamc@709 692 (EApp (e, mat), loc)
adamc@709 693 end)
adamc@709 694 (EVar (["Basis"], "mat_nil", Infer), loc)
adamc@709 695 (#1 tnames :: #2 tnames, #1 tnames' :: #2 tnames')
adam@1401 696 handle ListPair.UnequalLengths =>
adam@1401 697 (ErrorMsg.errorAt loc ("Unequal foreign key list lengths ("
adam@1401 698 ^ Int.toString (1 + length (#2 tnames))
adam@1401 699 ^ " vs. "
adam@1401 700 ^ Int.toString (1 + length (#2 tnames'))
adam@1401 701 ^ ")");
adam@1401 702 (EVar (["Basis"], "mat_nil", Infer), loc))
adamc@709 703
adamc@709 704 fun findMode mode =
adamc@709 705 let
adamc@709 706 fun findMode' pmodes =
adamc@709 707 case pmodes of
adamc@709 708 [] => (EVar (["Basis"], "no_action", Infer), loc)
adamc@709 709 | (mode', rule) :: pmodes' =>
adamc@709 710 if mode' = mode then
adamc@709 711 (if List.exists (fn (mode', _) => mode' = mode)
adamc@709 712 pmodes' then
adamc@709 713 ErrorMsg.errorAt loc "Duplicate propagation rule"
adamc@709 714 else
adamc@709 715 ();
adamc@709 716 rule)
adamc@709 717 else
adamc@709 718 findMode' pmodes'
adamc@709 719 in
adamc@709 720 findMode' pmodes
adamc@709 721 end
adamc@709 722
adamc@709 723 val e = (EVar (["Basis"], "foreign_key", Infer), loc)
adamc@709 724 val e = (EApp (e, mat), loc)
adamc@709 725 val e = (EApp (e, texp), loc)
adamc@709 726 in
adamc@709 727 (EApp (e, (ERecord [((CName "OnDelete", loc),
adamc@709 728 findMode Delete),
adamc@709 729 ((CName "OnUpdate", loc),
adamc@709 730 findMode Update)], loc)), loc)
adamc@709 731 end)
adamc@709 732
adamc@704 733 | LBRACE eexp RBRACE (eexp)
adamc@704 734
adamc@704 735 tnameW : tname (let
adamc@704 736 val loc = s (tnameleft, tnameright)
adamc@704 737 in
adamc@704 738 (tname, (CWild (KType, loc), loc))
adamc@704 739 end)
adamc@704 740
adamc@705 741 tnames : tnameW (tnameW, [])
adamc@705 742 | LPAREN tnames' RPAREN (tnames')
adamc@704 743
adamc@705 744 tnames': tnameW (tnameW, [])
adamc@705 745 | tnameW COMMA tnames' (#1 tnames', tnameW :: #2 tnames')
adamc@704 746
adamc@709 747 pmode : ON pkind prule (pkind, prule)
adamc@709 748
adamc@709 749 pkind : DELETE (Delete)
adamc@709 750 | UPDATE (Update)
adamc@709 751
adamc@709 752 prule : NO ACTION (EVar (["Basis"], "no_action", Infer), s (NOleft, ACTIONright))
adamc@709 753 | RESTRICT (EVar (["Basis"], "restrict", Infer), s (RESTRICTleft, RESTRICTright))
adamc@709 754 | CASCADE (EVar (["Basis"], "cascade", Infer), s (CASCADEleft, CASCADEright))
adamc@709 755 | SET NULL (EVar (["Basis"], "set_null", Infer), s (SETleft, NULLright))
adamc@709 756
adamc@709 757 pmodes : ([])
adamc@709 758 | pmode pmodes (pmode :: pmodes)
adamc@709 759
adamc@707 760 commaOpt: ()
adamc@707 761 | COMMA ()
adamc@707 762
adam@1722 763 pk : LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adam@1722 764 | tnames (let
adam@1722 765 val loc = s (tnamesleft, tnamesright)
adamc@707 766
adamc@1093 767 val e = (EVar (["Basis"], "primary_key", TypesOnly), loc)
adamc@707 768 val e = (ECApp (e, #1 (#1 tnames)), loc)
adamc@707 769 val e = (ECApp (e, (CRecord (#2 tnames), loc)), loc)
adamc@707 770 val e = (EDisjointApp e, loc)
adamc@707 771 val e = (EDisjointApp e, loc)
adamc@707 772
adamc@707 773 val witness = map (fn (c, _) =>
adamc@707 774 (c, (EWild, loc)))
adamc@707 775 (#1 tnames :: #2 tnames)
adamc@707 776 val witness = (ERecord witness, loc)
adamc@707 777 in
adamc@707 778 (EApp (e, witness), loc)
adamc@707 779 end)
adamc@707 780
adam@1722 781 pkopt : (EVar (["Basis"], "no_primary_key", Infer), dummy)
adam@1722 782 | PRIMARY KEY pk (pk)
adam@1722 783
adamc@123 784 valis : vali ([vali])
adamc@123 785 | vali AND valis (vali :: valis)
adamc@123 786
adamc@42 787 sgn : sgntm (sgntm)
adamc@40 788 | FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@40 789 (SgnFun (CSYMBOL, sgn1, sgn2), s (FUNCTORleft, sgn2right))
adamc@30 790
adamc@42 791 sgntm : SIG sgis END (SgnConst sgis, s (SIGleft, ENDright))
adamc@59 792 | mpath (case mpath of
adamc@61 793 [] => raise Fail "Impossible mpath parse [2]"
adamc@59 794 | [x] => SgnVar x
adamc@59 795 | m :: ms => SgnProj (m,
adamc@59 796 List.take (ms, length ms - 1),
adamc@59 797 List.nth (ms, length ms - 1)),
adamc@59 798 s (mpathleft, mpathright))
adamc@42 799 | sgntm WHERE CON SYMBOL EQ cexp (SgnWhere (sgntm, SYMBOL, cexp), s (sgntmleft, cexpright))
adamc@42 800 | sgntm WHERE LTYPE SYMBOL EQ cexp(SgnWhere (sgntm, SYMBOL, cexp), s (sgntmleft, cexpright))
adamc@42 801 | LPAREN sgn RPAREN (sgn)
adamc@42 802
adam@1577 803 cexpO : (NONE)
adam@1577 804 | EQ cexp (SOME cexp)
adam@1577 805
adam@1577 806 sgi : LTYPE SYMBOL ((SgiConAbs (SYMBOL, (KType, s (LTYPEleft, SYMBOLright))),
adamc@706 807 s (LTYPEleft, SYMBOLright)))
adam@1577 808 | CON SYMBOL cargl2 kopt cexpO (let
adam@1577 809 val loc = s (CONleft, cexpOright)
adam@1574 810
adam@1574 811 val k = Option.getOpt (kopt, (KWild, loc))
adam@1574 812 in
adam@1577 813 case cexpO of
adam@1577 814 NONE => (SgiConAbs (SYMBOL, k), loc)
adam@1577 815 | SOME cexp =>
adam@1577 816 let
adam@1577 817 val (c, k) = cargl2 (cexp, k)
adam@1577 818 in
adam@1577 819 (SgiCon (SYMBOL, SOME k, c), loc)
adam@1577 820 end
adam@1574 821 end)
adam@1654 822 | LTYPE SYMBOL cargl2 cexpO (let
adam@1654 823 val loc = s (LTYPEleft, cexpOright)
adam@1654 824
adam@1654 825 val k = (KWild, loc)
adam@1654 826 in
adam@1654 827 case cexpO of
adam@1654 828 NONE => (SgiConAbs (SYMBOL, k), loc)
adam@1654 829 | SOME cexp =>
adam@1654 830 let
adam@1654 831 val (c, k) = cargl2 (cexp, k)
adam@1654 832 in
adam@1654 833 (SgiCon (SYMBOL, SOME k, c), loc)
adam@1654 834 end
adam@1654 835 end)
adamc@805 836 | DATATYPE dtypes ((SgiDatatype dtypes, s (DATATYPEleft, dtypesright)))
adamc@191 837 | DATATYPE SYMBOL dargs EQ DATATYPE CSYMBOL DOT path
adamc@191 838 (case dargs of
adamc@191 839 [] => (SgiDatatypeImp (SYMBOL, CSYMBOL :: #1 path, #2 path), s (DATATYPEleft, pathright))
adamc@191 840 | _ => raise Fail "Arguments specified for imported datatype")
adamc@706 841 | VAL SYMBOL COLON cexp ((SgiVal (SYMBOL, cexp), s (VALleft, cexpright)))
adamc@30 842
adamc@706 843 | STRUCTURE CSYMBOL COLON sgn ((SgiStr (CSYMBOL, sgn), s (STRUCTUREleft, sgnright)))
adamc@706 844 | SIGNATURE CSYMBOL EQ sgn ((SgiSgn (CSYMBOL, sgn), s (SIGNATUREleft, sgnright)))
adamc@42 845 | FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@706 846 ((SgiStr (CSYMBOL1,
adamc@706 847 (SgnFun (CSYMBOL2, sgn1, sgn2), s (FUNCTORleft, sgn2right))),
adamc@706 848 s (FUNCTORleft, sgn2right)))
adamc@706 849 | INCLUDE sgn ((SgiInclude sgn, s (INCLUDEleft, sgnright)))
adamc@706 850 | CONSTRAINT cterm TWIDDLE cterm ((SgiConstraint (cterm1, cterm2), s (CONSTRAINTleft, ctermright)))
adamc@707 851 | TABLE SYMBOL COLON cterm pkopt commaOpt cstopt (let
adamc@707 852 val loc = s (TABLEleft, ctermright)
adamc@707 853 in
adamc@707 854 (SgiTable (SYMBOL, entable cterm, pkopt, cstopt), loc)
adamc@707 855 end)
adamc@460 856 | SEQUENCE SYMBOL (let
adamc@460 857 val loc = s (SEQUENCEleft, SYMBOLright)
adamc@460 858 val t = (CVar (["Basis"], "sql_sequence"), loc)
adamc@460 859 in
adamc@460 860 (SgiVal (SYMBOL, t), loc)
adamc@460 861 end)
adamc@754 862 | VIEW SYMBOL COLON cexp (let
adamc@754 863 val loc = s (VIEWleft, cexpright)
adamc@754 864 val t = (CVar (["Basis"], "sql_view"), loc)
adamc@1076 865 val t = (CApp (t, entable cexp), loc)
adamc@754 866 in
adamc@754 867 (SgiVal (SYMBOL, t), loc)
adamc@754 868 end)
adamc@563 869 | CLASS SYMBOL (let
adamc@563 870 val loc = s (CLASSleft, SYMBOLright)
adamc@711 871 val k = (KArrow ((KType, loc), (KType, loc)), loc)
adamc@563 872 in
adamc@711 873 (SgiClassAbs (SYMBOL, k), loc)
adamc@563 874 end)
adamc@563 875 | CLASS SYMBOL DCOLON kind (let
adamc@563 876 val loc = s (CLASSleft, kindright)
adamc@563 877 in
adamc@563 878 (SgiClassAbs (SYMBOL, kind), loc)
adamc@563 879 end)
adamc@563 880 | CLASS SYMBOL EQ cexp (let
adamc@563 881 val loc = s (CLASSleft, cexpright)
adamc@563 882 in
adamc@563 883 (SgiClass (SYMBOL, (KWild, loc), cexp), loc)
adamc@563 884 end)
adamc@563 885 | CLASS SYMBOL DCOLON kind EQ cexp (let
adamc@563 886 val loc = s (CLASSleft, cexpright)
adamc@563 887 in
adamc@563 888 (SgiClass (SYMBOL, kind, cexp), loc)
adamc@563 889 end)
adamc@211 890 | CLASS SYMBOL SYMBOL EQ cexp (let
adamc@211 891 val loc = s (CLASSleft, cexpright)
adamc@563 892 val k = (KWild, loc)
adamc@211 893 val c = (CAbs (SYMBOL2, SOME k, cexp), loc)
adamc@211 894 in
adamc@563 895 (SgiClass (SYMBOL1, k, c), s (CLASSleft, cexpright))
adamc@563 896 end)
adamc@563 897 | CLASS SYMBOL LPAREN SYMBOL DCOLON kind RPAREN EQ cexp (let
adamc@563 898 val loc = s (CLASSleft, cexpright)
adamc@563 899 val c = (CAbs (SYMBOL2, SOME kind, cexp), loc)
adamc@563 900 in
adamc@563 901 (SgiClass (SYMBOL1, kind, c), s (CLASSleft, cexpright))
adamc@211 902 end)
adamc@460 903 | COOKIE SYMBOL COLON cexp (let
adamc@460 904 val loc = s (COOKIEleft, cexpright)
adamc@460 905 val t = (CApp ((CVar (["Basis"], "http_cookie"), loc),
adamc@460 906 entable cexp), loc)
adamc@460 907 in
adamc@460 908 (SgiVal (SYMBOL, t), loc)
adamc@460 909 end)
adamc@720 910 | STYLE SYMBOL (let
adamc@720 911 val loc = s (STYLEleft, SYMBOLright)
adamc@720 912 val t = (CVar (["Basis"], "css_class"), loc)
adamc@718 913 in
adamc@718 914 (SgiVal (SYMBOL, t), loc)
adamc@718 915 end)
adamc@30 916
adamc@30 917 sgis : ([])
adamc@30 918 | sgi sgis (sgi :: sgis)
adamc@30 919
adamc@30 920 str : STRUCT decls END (StrConst decls, s (STRUCTleft, ENDright))
adamc@34 921 | spath (spath)
adamc@40 922 | FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN DARROW str
adamc@40 923 (StrFun (CSYMBOL, sgn, NONE, str), s (FUNCTORleft, strright))
adamc@40 924 | FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn DARROW str
adamc@40 925 (StrFun (CSYMBOL, sgn1, SOME sgn2, str), s (FUNCTORleft, strright))
adamc@44 926 | spath LPAREN str RPAREN (StrApp (spath, str), s (spathleft, RPARENright))
adamc@34 927
adamc@34 928 spath : CSYMBOL (StrVar CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@34 929 | spath DOT CSYMBOL (StrProj (spath, CSYMBOL), s (spathleft, CSYMBOLright))
adamc@30 930
adamc@1 931 kind : TYPE (KType, s (TYPEleft, TYPEright))
adamc@1 932 | NAME (KName, s (NAMEleft, NAMEright))
adamc@1 933 | LBRACE kind RBRACE (KRecord kind, s (LBRACEleft, RBRACEright))
adamc@1 934 | kind ARROW kind (KArrow (kind1, kind2), s (kind1left, kind2right))
adamc@1 935 | LPAREN kind RPAREN (#1 kind, s (LPARENleft, RPARENright))
adamc@82 936 | KUNIT (KUnit, s (KUNITleft, KUNITright))
adamc@18 937 | UNDERUNDER (KWild, s (UNDERUNDERleft, UNDERUNDERright))
adamc@207 938 | LPAREN ktuple RPAREN (KTuple ktuple, s (LPARENleft, RPARENright))
adamc@623 939 | CSYMBOL (KVar CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@623 940 | CSYMBOL KARROW kind (KFun (CSYMBOL, kind), s (CSYMBOLleft, kindright))
adamc@207 941
adamc@207 942 ktuple : kind STAR kind ([kind1, kind2])
adamc@207 943 | kind STAR ktuple (kind :: ktuple)
adamc@1 944
adamc@1 945 capps : cterm (cterm)
adamc@1 946 | capps cterm (CApp (capps, cterm), s (cappsleft, ctermright))
adamc@1 947
adamc@1 948 cexp : capps (capps)
adamc@1 949 | cexp ARROW cexp (TFun (cexp1, cexp2), s (cexp1left, cexp2right))
adamc@15 950 | SYMBOL kcolon kind ARROW cexp (TCFun (kcolon, SYMBOL, kind, cexp), s (SYMBOLleft, cexpright))
adamc@623 951 | CSYMBOL KARROW cexp (TKFun (CSYMBOL, cexp), s (CSYMBOLleft, cexpright))
adamc@1 952
adamc@1 953 | cexp PLUSPLUS cexp (CConcat (cexp1, cexp2), s (cexp1left, cexp1right))
adamc@1 954
adamc@239 955 | FN cargs DARROW cexp (#1 (cargs (cexp, (KWild, s (FNleft, cexpright)))))
adamc@628 956 | LBRACK cexp TWIDDLE cexp RBRACK DARROW cexp (TDisjoint (cexp1, cexp2, cexp3), s (LBRACKleft, cexp3right))
adamc@623 957 | CSYMBOL DKARROW cexp (CKAbs (CSYMBOL, cexp), s (CSYMBOLleft, cexpright))
adamc@1 958
adamc@8 959 | LPAREN cexp RPAREN DCOLON kind (CAnnot (cexp, kind), s (LPARENleft, kindright))
adamc@6 960
adamc@18 961 | UNDER DCOLON kind (CWild kind, s (UNDERleft, UNDERright))
adamc@195 962 | ctuple (let
adamc@195 963 val loc = s (ctupleleft, ctupleright)
adamc@195 964 in
adamc@195 965 (TRecord (CRecord (ListUtil.mapi (fn (i, c) =>
adamc@195 966 ((CName (Int.toString (i + 1)), loc),
adamc@195 967 c)) ctuple),
adamc@195 968 loc), loc)
adamc@195 969 end)
adamc@18 970
adamc@1 971 kcolon : DCOLON (Explicit)
adamc@1 972 | TCOLON (Implicit)
adamc@1 973
adamc@239 974 cargs : carg (carg)
adamc@239 975 | cargl (cargl)
adamc@239 976
adamc@239 977 cargl : cargp cargp (cargp1 o cargp2)
adamc@239 978 | cargp cargl (cargp o cargl)
adamc@239 979
adamc@240 980 cargl2 : (fn x => x)
adamc@240 981 | cargp cargl2 (cargp o cargl2)
adamc@240 982
adamc@241 983 carg : SYMBOL DCOLON kind (fn (c, k) =>
adamc@239 984 let
adamc@239 985 val loc = s (SYMBOLleft, kindright)
adamc@239 986 in
adamc@239 987 ((CAbs (SYMBOL, SOME kind, c), loc),
adamc@239 988 (KArrow (kind, k), loc))
adamc@239 989 end)
adamc@329 990 | UNDER DCOLON kind (fn (c, k) =>
adamc@329 991 let
adamc@329 992 val loc = s (UNDERleft, kindright)
adamc@329 993 in
adamc@329 994 ((CAbs ("_", SOME kind, c), loc),
adamc@329 995 (KArrow (kind, k), loc))
adamc@329 996 end)
adam@1302 997 | SYMBOL DCOLONWILD (fn (c, k) =>
adam@1302 998 let
adam@1302 999 val loc = s (SYMBOLleft, DCOLONWILDright)
adam@1302 1000 val kind = (KWild, loc)
adam@1302 1001 in
adam@1302 1002 ((CAbs (SYMBOL, NONE, c), loc),
adam@1302 1003 (KArrow (kind, k), loc))
adam@1302 1004 end)
adam@1302 1005 | UNDER DCOLONWILD (fn (c, k) =>
adam@1302 1006 let
adam@1302 1007 val loc = s (UNDERleft, DCOLONWILDright)
adam@1302 1008 val kind = (KWild, loc)
adam@1302 1009 in
adam@1302 1010 ((CAbs ("_", NONE, c), loc),
adam@1302 1011 (KArrow (kind, k), loc))
adam@1302 1012 end)
adamc@241 1013 | cargp (cargp)
adamc@239 1014
adamc@239 1015 cargp : SYMBOL (fn (c, k) =>
adamc@239 1016 let
adamc@239 1017 val loc = s (SYMBOLleft, SYMBOLright)
adamc@239 1018 in
adamc@239 1019 ((CAbs (SYMBOL, NONE, c), loc),
adamc@239 1020 (KArrow ((KWild, loc), k), loc))
adamc@239 1021 end)
adamc@329 1022 | UNDER (fn (c, k) =>
adamc@329 1023 let
adamc@329 1024 val loc = s (UNDERleft, UNDERright)
adamc@329 1025 in
adamc@329 1026 ((CAbs ("_", NONE, c), loc),
adamc@329 1027 (KArrow ((KWild, loc), k), loc))
adamc@329 1028 end)
adamc@1001 1029 | LPAREN SYMBOL kopt ckl RPAREN (fn (c, k) =>
adamc@239 1030 let
adamc@239 1031 val loc = s (LPARENleft, RPARENright)
adamc@1001 1032 val ckl = (SYMBOL, kopt) :: ckl
adamc@1001 1033 val ckl = map (fn (x, ko) => (x, case ko of
adamc@1001 1034 NONE => (KWild, loc)
adamc@1001 1035 | SOME k => k)) ckl
adamc@239 1036 in
adamc@1001 1037 case ckl of
adamc@1001 1038 [(x, k')] => ((CAbs (SYMBOL, SOME k', c), loc),
adamc@1001 1039 (KArrow (k', k), loc))
adamc@1001 1040 | _ =>
adamc@1001 1041 let
adamc@1001 1042 val k' = (KTuple (map #2 ckl), loc)
adamc@1001 1043
adamc@1001 1044 val c = foldr (fn ((x, k), c) =>
adamc@1001 1045 (CAbs (x, SOME k, c), loc)) c ckl
adamc@1001 1046 val v = (CVar ([], "$x"), loc)
adamc@1001 1047 val c = ListUtil.foldli (fn (i, _, c) =>
adamc@1001 1048 (CApp (c, (CProj (v, i + 1), loc)),
adamc@1001 1049 loc)) c ckl
adamc@1001 1050 in
adamc@1001 1051 ((CAbs ("$x", SOME k', c), loc),
adamc@1001 1052 (KArrow (k', k), loc))
adamc@1001 1053 end
adamc@239 1054 end)
adamc@628 1055
adamc@1001 1056 ckl : ([])
adamc@1001 1057 | COMMA SYMBOL kopt ckl ((SYMBOL, kopt) :: ckl)
adamc@239 1058
adamc@34 1059 path : SYMBOL ([], SYMBOL)
adamc@34 1060 | CSYMBOL DOT path (let val (ms, x) = path in (CSYMBOL :: ms, x) end)
adamc@34 1061
adamc@156 1062 cpath : CSYMBOL ([], CSYMBOL)
adamc@156 1063 | CSYMBOL DOT cpath (let val (ms, x) = cpath in (CSYMBOL :: ms, x) end)
adamc@156 1064
adamc@59 1065 mpath : CSYMBOL ([CSYMBOL])
adamc@59 1066 | CSYMBOL DOT mpath (CSYMBOL :: mpath)
adamc@59 1067
adamc@1 1068 cterm : LPAREN cexp RPAREN (#1 cexp, s (LPARENleft, RPARENright))
adamc@1 1069 | LBRACK rcon RBRACK (CRecord rcon, s (LBRACKleft, RBRACKright))
adamc@83 1070 | LBRACK rconn RBRACK (CRecord rconn, s (LBRACKleft, RBRACKright))
adamc@1 1071 | LBRACE rcone RBRACE (TRecord (CRecord rcone, s (LBRACEleft, RBRACEright)),
adamc@1 1072 s (LBRACEleft, RBRACEright))
adamc@1 1073 | DOLLAR cterm (TRecord cterm, s (DOLLARleft, ctermright))
adamc@1 1074 | HASH CSYMBOL (CName CSYMBOL, s (HASHleft, CSYMBOLright))
adamc@195 1075 | HASH INT (CName (Int64.toString INT), s (HASHleft, INTright))
adamc@1 1076
adamc@34 1077 | path (CVar path, s (pathleft, pathright))
adamc@207 1078 | path DOT INT (CProj ((CVar path, s (pathleft, pathright)), Int64.toInt INT),
adamc@207 1079 s (pathleft, INTright))
adamc@18 1080 | UNDER (CWild (KWild, s (UNDERleft, UNDERright)), s (UNDERleft, UNDERright))
adamc@621 1081 | MAP (CMap, s (MAPleft, MAPright))
adamc@82 1082 | UNIT (CUnit, s (UNITleft, UNITright))
adamc@207 1083 | LPAREN ctuplev RPAREN (CTuple ctuplev, s (LPARENleft, RPARENright))
adamc@207 1084
adamc@207 1085 ctuplev: cexp COMMA cexp ([cexp1, cexp2])
adamc@207 1086 | cexp COMMA ctuplev (cexp :: ctuplev)
adamc@1 1087
adamc@196 1088 ctuple : capps STAR capps ([capps1, capps2])
adamc@196 1089 | capps STAR ctuple (capps :: ctuple)
adamc@195 1090
adamc@1 1091 rcon : ([])
adamc@1 1092 | ident EQ cexp ([(ident, cexp)])
adamc@1 1093 | ident EQ cexp COMMA rcon ((ident, cexp) :: rcon)
adamc@1 1094
adamc@83 1095 rconn : ident ([(ident, (CUnit, s (identleft, identright)))])
adamc@83 1096 | ident COMMA rconn ((ident, (CUnit, s (identleft, identright))) :: rconn)
adamc@83 1097
adamc@1 1098 rcone : ([])
adamc@1 1099 | ident COLON cexp ([(ident, cexp)])
adamc@1 1100 | ident COLON cexp COMMA rcone ((ident, cexp) :: rcone)
adamc@1 1101
adamc@1 1102 ident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@195 1103 | INT (CName (Int64.toString INT), s (INTleft, INTright))
adamc@200 1104 | SYMBOL (CVar ([], SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@8 1105
adamc@8 1106 eapps : eterm (eterm)
adamc@8 1107 | eapps eterm (EApp (eapps, eterm), s (eappsleft, etermright))
adamc@8 1108 | eapps LBRACK cexp RBRACK (ECApp (eapps, cexp), s (eappsleft, RBRACKright))
adamc@629 1109 | eapps BANG (EDisjointApp eapps, s (eappsleft, BANGright))
adamc@8 1110
adam@1751 1111 eexp : eapps (case #1 eapps of
adam@1751 1112 EApp ((EVar ([], "CLASS", _), _), (EPrim (Prim.String s), loc)) => parseClass s loc
adam@1751 1113 | EApp ((EVar ([], "STYLE", _), _), (EPrim (Prim.String s), loc)) => parseStyle s loc
adam@1751 1114 | _ => eapps)
adamc@241 1115 | FN eargs DARROW eexp (let
adamc@93 1116 val loc = s (FNleft, eexpright)
adamc@93 1117 in
adamc@241 1118 #1 (eargs (eexp, (CWild (KType, loc), loc)))
adamc@93 1119 end)
adamc@623 1120 | CSYMBOL DKARROW eexp (EKAbs (CSYMBOL, eexp), s (CSYMBOLleft, eexpright))
adamc@196 1121 | eexp COLON cexp (EAnnot (eexp, cexp), s (eexpleft, cexpright))
adamc@149 1122 | eexp MINUSMINUS cexp (ECut (eexp, cexp), s (eexpleft, cexpright))
adamc@493 1123 | eexp MINUSMINUSMINUS cexp (ECutMulti (eexp, cexp), s (eexpleft, cexpright))
adamc@170 1124 | CASE eexp OF barOpt branch branchs (ECase (eexp, branch :: branchs), s (CASEleft, branchsright))
adamc@190 1125 | IF eexp THEN eexp ELSE eexp (let
adamc@190 1126 val loc = s (IFleft, eexp3right)
adamc@190 1127 in
adamc@190 1128 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc), eexp2),
adamc@190 1129 ((PCon (["Basis"], "False", NONE), loc), eexp3)]), loc)
adamc@190 1130 end)
adamc@434 1131 | bind SEMI eexp (let
adamc@434 1132 val loc = s (bindleft, eexpright)
adamc@434 1133 val (v, to, e1) = bind
adamc@403 1134 val e = (EVar (["Basis"], "bind", Infer), loc)
adamc@434 1135 val e = (EApp (e, e1), loc)
adamc@243 1136 in
adamc@434 1137 (EApp (e, (EAbs (v, to, eexp), loc)), loc)
adamc@299 1138 end)
adamc@256 1139 | eexp EQ eexp (native_op ("eq", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@257 1140 | eexp NE eexp (native_op ("ne", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389 1141 | MINUS eterm (native_unop ("neg", eterm, s (MINUSleft, etermright)))
adamc@389 1142 | eexp PLUS eexp (native_op ("plus", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389 1143 | eexp MINUS eexp (native_op ("minus", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@1116 1144 | eapps STAR eexp (native_op ("times", eapps, eexp, s (eappsleft, eexpright)))
adamc@964 1145 | eexp DIVIDE eexp (native_op ("divide", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389 1146 | eexp MOD eexp (native_op ("mod", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 1147
adamc@391 1148 | eexp LT eexp (native_op ("lt", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 1149 | eexp LE eexp (native_op ("le", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 1150 | eexp GT eexp (native_op ("gt", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 1151 | eexp GE eexp (native_op ("ge", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 1152
adamc@842 1153 | eexp ANDALSO eexp (let
adamc@842 1154 val loc = s (eexp1left, eexp2right)
adamc@842 1155 in
adamc@842 1156 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc),
adamc@842 1157 eexp2),
adamc@842 1158 ((PCon (["Basis"], "False", NONE), loc),
adamc@842 1159 (EVar (["Basis"], "False", Infer), loc))]), loc)
adamc@842 1160 end)
adamc@842 1161 | eexp ORELSE eexp (let
adamc@842 1162 val loc = s (eexp1left, eexp2right)
adamc@842 1163 in
adamc@842 1164 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc),
adamc@842 1165 (EVar (["Basis"], "True", Infer), loc)),
adamc@842 1166 ((PCon (["Basis"], "False", NONE), loc),
adamc@842 1167 eexp2)]), loc)
adamc@842 1168 end)
adamc@842 1169
adamc@445 1170 | eexp PLUSPLUS eexp (EConcat (eexp1, eexp2), s (eexp1left, eexp2right))
adamc@8 1171
adamc@674 1172 | eexp CARET eexp (native_op ("strcat", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@674 1173
adamc@794 1174 | eapps DCOLON eexp (let
adamc@794 1175 val loc = s (eappsleft, eexpright)
adamc@762 1176 in
adamc@762 1177 (EApp ((EVar (["Basis"], "Cons", Infer), loc),
adamc@762 1178 (ERecord [((CName "1", loc),
adamc@794 1179 eapps),
adamc@762 1180 ((CName "2", loc),
adamc@762 1181 eexp)], loc)), loc)
adamc@762 1182 end)
adamc@762 1183
adamc@434 1184 bind : SYMBOL LARROW eapps (SYMBOL, NONE, eapps)
adamc@434 1185 | eapps (let
adamc@434 1186 val loc = s (eappsleft, eappsright)
adamc@434 1187 in
adamc@434 1188 ("_", SOME (TRecord (CRecord [], loc), loc), eapps)
adamc@434 1189 end)
adamc@434 1190
adamc@241 1191 eargs : earg (earg)
adamc@241 1192 | eargl (eargl)
adamc@241 1193
adamc@241 1194 eargl : eargp eargp (eargp1 o eargp2)
adamc@241 1195 | eargp eargl (eargp o eargl)
adamc@241 1196
adamc@242 1197 eargl2 : (fn x => x)
adamc@242 1198 | eargp eargl2 (eargp o eargl2)
adamc@242 1199
adamc@822 1200 earg : patS (fn (e, t) =>
adamc@241 1201 let
adamc@822 1202 val loc = s (patSleft, patSright)
adamc@822 1203 val pt = patType loc patS
adamc@822 1204
adamc@822 1205 val e' = case #1 patS of
adamc@822 1206 PVar x => (EAbs (x, NONE, e), loc)
adamc@823 1207 | PAnnot ((PVar x, _), t) => (EAbs (x, SOME t, e), loc)
adamc@822 1208 | _ => (EAbs ("$x", SOME pt,
adamc@822 1209 (ECase ((EVar ([], "$x", DontInfer),
adamc@822 1210 loc),
adamc@822 1211 [(patS, e)]), loc)), loc)
adamc@241 1212 in
adamc@822 1213 (e', (TFun (pt, t), loc))
adamc@241 1214 end)
adamc@822 1215 | earga (earga)
adamc@822 1216
adamc@822 1217 eargp : pterm (fn (e, t) =>
adamc@241 1218 let
adamc@822 1219 val loc = s (ptermleft, ptermright)
adamc@822 1220 val pt = patType loc pterm
adamc@822 1221
adamc@822 1222 val e' = case #1 pterm of
adamc@822 1223 PVar x => (EAbs (x, NONE, e), loc)
adamc@823 1224 | PAnnot ((PVar x, _), t) => (EAbs (x, SOME t, e), loc)
adamc@822 1225 | _ => (EAbs ("$x", SOME pt,
adamc@822 1226 (ECase ((EVar ([], "$x", DontInfer),
adamc@822 1227 loc),
adamc@822 1228 [(pterm, e)]), loc)), loc)
adamc@241 1229 in
adamc@822 1230 (e', (TFun (pt, t), loc))
adamc@241 1231 end)
adamc@822 1232 | earga (earga)
adamc@241 1233
adamc@822 1234 earga : LBRACK SYMBOL RBRACK (fn (e, t) =>
adamc@241 1235 let
adamc@822 1236 val loc = s (LBRACKleft, RBRACKright)
adamc@822 1237 val kind = (KWild, loc)
adamc@822 1238 in
adamc@822 1239 ((ECAbs (Implicit, SYMBOL, kind, e), loc),
adamc@822 1240 (TCFun (Implicit, SYMBOL, kind, t), loc))
adamc@822 1241 end)
adam@1302 1242 | LBRACK SYMBOL DCOLONWILD RBRACK (fn (e, t) =>
adam@1302 1243 let
adam@1302 1244 val loc = s (LBRACKleft, RBRACKright)
adam@1302 1245 val kind = (KWild, loc)
adam@1302 1246 in
adam@1302 1247 ((ECAbs (Explicit, SYMBOL, kind, e), loc),
adam@1302 1248 (TCFun (Explicit, SYMBOL, kind, t), loc))
adam@1302 1249 end)
adamc@822 1250 | LBRACK SYMBOL kcolon kind RBRACK(fn (e, t) =>
adamc@822 1251 let
adamc@822 1252 val loc = s (LBRACKleft, RBRACKright)
adamc@241 1253 in
adamc@241 1254 ((ECAbs (kcolon, SYMBOL, kind, e), loc),
adamc@241 1255 (TCFun (kcolon, SYMBOL, kind, t), loc))
adamc@241 1256 end)
adam@1306 1257 | LBRACK SYMBOL TCOLONWILD RBRACK (fn (e, t) =>
adam@1306 1258 let
adam@1306 1259 val loc = s (LBRACKleft, RBRACKright)
adam@1306 1260 val kind = (KWild, loc)
adam@1306 1261 in
adam@1306 1262 ((ECAbs (Implicit, SYMBOL, kind, e), loc),
adam@1306 1263 (TCFun (Implicit, SYMBOL, kind, t), loc))
adam@1306 1264 end)
adamc@478 1265 | LBRACK cexp TWIDDLE cexp RBRACK(fn (e, t) =>
adamc@356 1266 let
adamc@356 1267 val loc = s (LBRACKleft, RBRACKright)
adamc@356 1268 in
adamc@478 1269 ((EDisjoint (cexp1, cexp2, e), loc),
adamc@628 1270 (TDisjoint (cexp1, cexp2, t), loc))
adamc@356 1271 end)
adamc@822 1272 | LBRACK CSYMBOL RBRACK (fn (e, t) =>
adamc@623 1273 let
adamc@623 1274 val loc = s (CSYMBOLleft, CSYMBOLright)
adamc@623 1275 in
adamc@623 1276 ((EKAbs (CSYMBOL, e), loc),
adamc@623 1277 (TKFun (CSYMBOL, t), loc))
adamc@623 1278 end)
adamc@241 1279
adamc@8 1280 eterm : LPAREN eexp RPAREN (#1 eexp, s (LPARENleft, RPARENright))
adamc@195 1281 | LPAREN etuple RPAREN (let
adamc@195 1282 val loc = s (LPARENleft, RPARENright)
adamc@195 1283 in
adamc@195 1284 (ERecord (ListUtil.mapi (fn (i, e) =>
adamc@195 1285 ((CName (Int.toString (i + 1)), loc),
adamc@195 1286 e)) etuple), loc)
adamc@195 1287 end)
adamc@8 1288
adamc@403 1289 | path (EVar (#1 path, #2 path, Infer), s (pathleft, pathright))
adamc@403 1290 | cpath (EVar (#1 cpath, #2 cpath, Infer), s (cpathleft, cpathright))
adamc@403 1291 | AT path (EVar (#1 path, #2 path, TypesOnly), s (ATleft, pathright))
adamc@403 1292 | AT AT path (EVar (#1 path, #2 path, DontInfer), s (AT1left, pathright))
adamc@403 1293 | AT cpath (EVar (#1 cpath, #2 cpath, TypesOnly), s (ATleft, cpathright))
adamc@403 1294 | AT AT cpath (EVar (#1 cpath, #2 cpath, DontInfer), s (AT1left, cpathright))
adamc@12 1295 | LBRACE rexp RBRACE (ERecord rexp, s (LBRACEleft, RBRACEright))
adamc@110 1296 | UNIT (ERecord [], s (UNITleft, UNITright))
adamc@12 1297
adamc@14 1298 | INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@14 1299 | FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adamc@14 1300 | STRING (EPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@821 1301 | CHAR (EPrim (Prim.Char CHAR), s (CHARleft, CHARright))
adamc@14 1302
adamc@200 1303 | path DOT idents (let
adamc@200 1304 val loc = s (pathleft, identsright)
adamc@200 1305 in
adamc@200 1306 foldl (fn (ident, e) =>
adamc@200 1307 (EField (e, ident), loc))
adamc@403 1308 (EVar (#1 path, #2 path, Infer), s (pathleft, pathright)) idents
adamc@403 1309 end)
adamc@910 1310 | LPAREN eexp RPAREN DOT idents (let
adamc@910 1311 val loc = s (LPARENleft, identsright)
adamc@910 1312 in
adamc@910 1313 foldl (fn (ident, e) =>
adamc@910 1314 (EField (e, ident), loc))
adamc@910 1315 eexp idents
adamc@910 1316 end)
adamc@403 1317 | AT path DOT idents (let
adamc@403 1318 val loc = s (ATleft, identsright)
adamc@403 1319 in
adamc@403 1320 foldl (fn (ident, e) =>
adamc@403 1321 (EField (e, ident), loc))
adamc@403 1322 (EVar (#1 path, #2 path, TypesOnly), s (pathleft, pathright)) idents
adamc@403 1323 end)
adamc@403 1324 | AT AT path DOT idents (let
adamc@403 1325 val loc = s (AT1left, identsright)
adamc@403 1326 in
adamc@403 1327 foldl (fn (ident, e) =>
adamc@403 1328 (EField (e, ident), loc))
adamc@403 1329 (EVar (#1 path, #2 path, DontInfer), s (pathleft, pathright)) idents
adamc@200 1330 end)
adamc@71 1331
adamc@360 1332 | XML_BEGIN xml XML_END (let
adamc@360 1333 val loc = s (XML_BEGINleft, XML_ENDright)
adamc@360 1334 in
adamc@360 1335 if XML_BEGIN = "xml" then
adamc@360 1336 ()
adamc@360 1337 else
adamc@360 1338 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@360 1339 xml
adamc@360 1340 end)
adamc@360 1341 | XML_BEGIN XML_END (let
adamc@360 1342 val loc = s (XML_BEGINleft, XML_ENDright)
adamc@360 1343 in
adamc@360 1344 if XML_BEGIN = "xml" then
adamc@360 1345 ()
adamc@360 1346 else
adamc@360 1347 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@403 1348 (EApp ((EVar (["Basis"], "cdata", Infer), loc),
adamc@360 1349 (EPrim (Prim.String ""), loc)),
adamc@360 1350 loc)
adamc@360 1351 end)
adamc@360 1352 | XML_BEGIN_END (let
adamc@360 1353 val loc = s (XML_BEGIN_ENDleft, XML_BEGIN_ENDright)
adamc@360 1354 in
adamc@360 1355 if XML_BEGIN_END = "xml" then
adamc@360 1356 ()
adamc@360 1357 else
adamc@360 1358 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@403 1359 (EApp ((EVar (["Basis"], "cdata", Infer), loc),
adamc@360 1360 (EPrim (Prim.String ""), loc)),
adamc@360 1361 loc)
adamc@360 1362 end)
adamc@302 1363
adamc@204 1364 | LPAREN query RPAREN (query)
adamc@300 1365 | LPAREN CWHERE sqlexp RPAREN (sqlexp)
adamc@339 1366 | LPAREN SQL sqlexp RPAREN (sqlexp)
adamc@1070 1367 | LPAREN FROM tables RPAREN (#2 tables)
adamc@1071 1368 | LPAREN SELECT1 query1 RPAREN (query1)
adamc@302 1369
adamc@302 1370 | LPAREN INSERT INTO texp LPAREN fields RPAREN VALUES LPAREN sqlexps RPAREN RPAREN
adamc@302 1371 (let
adamc@302 1372 val loc = s (LPAREN1left, RPAREN3right)
adamc@302 1373
adamc@403 1374 val e = (EVar (["Basis"], "insert", Infer), loc)
adamc@302 1375 val e = (EApp (e, texp), loc)
adamc@302 1376 in
adamc@302 1377 if length fields <> length sqlexps then
adam@1360 1378 ErrorMsg.errorAt loc ("Length mismatch in INSERT field specification ("
adam@1360 1379 ^ Int.toString (length fields)
adam@1360 1380 ^ " vs. " ^ Int.toString (length sqlexps) ^ ")")
adamc@302 1381 else
adamc@302 1382 ();
adamc@302 1383 (EApp (e, (ERecord (ListPair.zip (fields, sqlexps)), loc)), loc)
adamc@302 1384 end)
adamc@310 1385 | LPAREN enterDml UPDATE texp SET fsets CWHERE sqlexp leaveDml RPAREN
adamc@303 1386 (let
adamc@303 1387 val loc = s (LPARENleft, RPARENright)
adamc@303 1388
adamc@403 1389 val e = (EVar (["Basis"], "update", Infer), loc)
adamc@342 1390 val e = (ECApp (e, (CWild (KRecord (KType, loc), loc), loc)), loc)
adamc@306 1391 val e = (EApp (e, (ERecord fsets, loc)), loc)
adamc@305 1392 val e = (EApp (e, texp), loc)
adamc@303 1393 in
adamc@303 1394 (EApp (e, sqlexp), loc)
adamc@303 1395 end)
adamc@310 1396 | LPAREN enterDml DELETE FROM texp CWHERE sqlexp leaveDml RPAREN
adamc@304 1397 (let
adamc@304 1398 val loc = s (LPARENleft, RPARENright)
adamc@304 1399
adamc@403 1400 val e = (EVar (["Basis"], "delete", Infer), loc)
adamc@304 1401 val e = (EApp (e, texp), loc)
adamc@304 1402 in
adamc@304 1403 (EApp (e, sqlexp), loc)
adamc@304 1404 end)
adamc@302 1405
adamc@211 1406 | UNDER (EWild, s (UNDERleft, UNDERright))
adamc@91 1407
adamc@446 1408 | LET edecls IN eexp END (ELet (edecls, eexp), s (LETleft, ENDright))
adamc@446 1409
adamc@762 1410 | LBRACK RBRACK (EVar (["Basis"], "Nil", Infer), s (LBRACKleft, RBRACKright))
adamc@762 1411
adamc@446 1412 edecls : ([])
adamc@446 1413 | edecl edecls (edecl :: edecls)
adamc@446 1414
adamc@825 1415 edecl : VAL pat EQ eexp ((EDVal (pat, eexp), s (VALleft, eexpright)))
adamc@446 1416 | VAL REC valis ((EDValRec valis, s (VALleft, valisright)))
adamc@446 1417 | FUN valis ((EDValRec valis, s (FUNleft, valisright)))
adamc@446 1418
adamc@310 1419 enterDml : (inDml := true)
adamc@310 1420 leaveDml : (inDml := false)
adamc@310 1421
adamc@403 1422 texp : SYMBOL (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright))
adamc@302 1423 | LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adamc@302 1424
adamc@302 1425 fields : fident ([fident])
adamc@302 1426 | fident COMMA fields (fident :: fields)
adamc@302 1427
adamc@302 1428 sqlexps: sqlexp ([sqlexp])
adamc@302 1429 | sqlexp COMMA sqlexps (sqlexp :: sqlexps)
adamc@302 1430
adamc@303 1431 fsets : fident EQ sqlexp ([(fident, sqlexp)])
adamc@303 1432 | fident EQ sqlexp COMMA fsets ((fident, sqlexp) :: fsets)
adamc@303 1433
adamc@200 1434 idents : ident ([ident])
adamc@200 1435 | ident DOT idents (ident :: idents)
adamc@200 1436
adamc@195 1437 etuple : eexp COMMA eexp ([eexp1, eexp2])
adamc@195 1438 | eexp COMMA etuple (eexp :: etuple)
adamc@195 1439
adamc@170 1440 branch : pat DARROW eexp (pat, eexp)
adamc@170 1441
adamc@170 1442 branchs: ([])
adamc@170 1443 | BAR branch branchs (branch :: branchs)
adamc@170 1444
adamc@822 1445 patS : pterm (pterm)
adamc@822 1446 | pterm DCOLON patS (let
adamc@822 1447 val loc = s (ptermleft, patSright)
adamc@762 1448 in
adamc@762 1449 (PCon (["Basis"], "Cons", SOME (PRecord ([("1", pterm),
adamc@822 1450 ("2", patS)], false), loc)),
adamc@762 1451 loc)
adamc@762 1452 end)
adamc@822 1453 | patS COLON cexp (PAnnot (patS, cexp), s (patSleft, cexpright))
adamc@822 1454
adamc@822 1455 pat : patS (patS)
adamc@822 1456 | cpath pterm (PCon (#1 cpath, #2 cpath, SOME pterm), s (cpathleft, ptermright))
adamc@170 1457
adamc@170 1458 pterm : SYMBOL (PVar SYMBOL, s (SYMBOLleft, SYMBOLright))
adamc@170 1459 | cpath (PCon (#1 cpath, #2 cpath, NONE), s (cpathleft, cpathright))
adamc@170 1460 | UNDER (PWild, s (UNDERleft, UNDERright))
adamc@173 1461 | INT (PPrim (Prim.Int INT), s (INTleft, INTright))
adam@1420 1462 | MINUS INT (PPrim (Prim.Int (~INT)), s (MINUSleft, INTright))
adamc@173 1463 | STRING (PPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@821 1464 | CHAR (PPrim (Prim.Char CHAR), s (CHARleft, CHARright))
adamc@170 1465 | LPAREN pat RPAREN (pat)
adamc@174 1466 | LBRACE RBRACE (PRecord ([], false), s (LBRACEleft, RBRACEright))
adamc@174 1467 | UNIT (PRecord ([], false), s (UNITleft, UNITright))
adamc@174 1468 | LBRACE rpat RBRACE (PRecord rpat, s (LBRACEleft, RBRACEright))
adamc@195 1469 | LPAREN ptuple RPAREN (PRecord (ListUtil.mapi (fn (i, p) => (Int.toString (i + 1), p)) ptuple,
adamc@195 1470 false),
adamc@195 1471 s (LPARENleft, RPARENright))
adamc@762 1472 | LBRACK RBRACK (PCon (["Basis"], "Nil", NONE), s (LBRACKleft, RBRACKright))
adamc@174 1473
adamc@175 1474 rpat : CSYMBOL EQ pat ([(CSYMBOL, pat)], false)
adamc@243 1475 | INT EQ pat ([(Int64.toString INT, pat)], false)
adamc@174 1476 | DOTDOTDOT ([], true)
adamc@175 1477 | CSYMBOL EQ pat COMMA rpat ((CSYMBOL, pat) :: #1 rpat, #2 rpat)
adamc@243 1478 | INT EQ pat COMMA rpat ((Int64.toString INT, pat) :: #1 rpat, #2 rpat)
adamc@170 1479
adamc@195 1480 ptuple : pat COMMA pat ([pat1, pat2])
adamc@195 1481 | pat COMMA ptuple (pat :: ptuple)
adamc@195 1482
adamc@12 1483 rexp : ([])
adamc@12 1484 | ident EQ eexp ([(ident, eexp)])
adamc@12 1485 | ident EQ eexp COMMA rexp ((ident, eexp) :: rexp)
adamc@91 1486
adamc@141 1487 xml : xmlOne xml (let
adamc@141 1488 val pos = s (xmlOneleft, xmlright)
adamc@141 1489 in
adamc@720 1490 (EApp ((EApp (
adamc@720 1491 (EVar (["Basis"], "join", Infer), pos),
adamc@720 1492 xmlOne), pos),
adamc@720 1493 xml), pos)
adamc@141 1494 end)
adamc@141 1495 | xmlOne (xmlOne)
adamc@91 1496
adamc@1045 1497 xmlOpt : xml (xml)
adamc@1045 1498 | (EApp ((EVar (["Basis"], "cdata", Infer), dummy),
adamc@1045 1499 (EPrim (Prim.String ""), dummy)),
adamc@1045 1500 dummy)
adamc@1045 1501
adamc@403 1502 xmlOne : NOTAGS (EApp ((EVar (["Basis"], "cdata", Infer), s (NOTAGSleft, NOTAGSright)),
adamc@141 1503 (EPrim (Prim.String NOTAGS), s (NOTAGSleft, NOTAGSright))),
adamc@141 1504 s (NOTAGSleft, NOTAGSright))
adamc@141 1505 | tag DIVIDE GT (let
adamc@141 1506 val pos = s (tagleft, GTright)
adamc@710 1507
adamc@710 1508 val cdata =
adamc@756 1509 if #1 (#1 tag) = "submit" orelse #1 (#1 tag) = "dyn" then
adamc@710 1510 let
adamc@710 1511 val e = (EVar (["Basis"], "cdata", DontInfer), pos)
adamc@710 1512 val e = (ECApp (e, (CWild (KWild, pos), pos)), pos)
adamc@710 1513 in
adamc@710 1514 (ECApp (e, (CRecord [], pos)), pos)
adamc@710 1515 end
adamc@710 1516 else
adamc@710 1517 (EVar (["Basis"], "cdata", Infer), pos)
adamc@710 1518
adamc@710 1519 val cdata = (EApp (cdata,
adamc@710 1520 (EPrim (Prim.String ""), pos)),
adamc@710 1521 pos)
adamc@141 1522 in
adam@1643 1523 (EApp (#4 tag, cdata), pos)
adamc@141 1524 end)
adamc@141 1525
adamc@1045 1526 | tag GT xmlOpt END_TAG (let
adam@1563 1527 fun tagOut s =
adam@1563 1528 case s of
adam@1563 1529 "tabl" => "table"
adam@1563 1530 | _ => s
adam@1563 1531
adamc@141 1532 val pos = s (tagleft, GTright)
adamc@325 1533 val et = tagIn END_TAG
adamc@141 1534 in
adamc@756 1535 if #1 (#1 tag) = et then
adamc@361 1536 if et = "form" then
adam@1412 1537 let
adam@1412 1538 val e = (EVar (["Basis"], "form", Infer), pos)
adam@1412 1539 val e = (EApp (e, case #2 tag of
adam@1412 1540 NONE => (EVar (["Basis"], "None", Infer), pos)
adam@1412 1541 | SOME c => (EApp ((EVar (["Basis"], "Some", Infer), pos), c), pos)), pos)
adam@1412 1542 in
adam@1651 1543 case #3 tag of
adam@1651 1544 NONE => ()
adam@1651 1545 | SOME _ => ErrorMsg.errorAt pos "<form> does not support 'dynClass' attribute";
adam@1412 1546 (EApp (e, xmlOpt), pos)
adam@1412 1547 end
adamc@1093 1548 else if et = "subform" orelse et = "subforms" then
adamc@1093 1549 (EApp (#2 (#1 tag),
adamc@1045 1550 xmlOpt), pos)
adamc@758 1551 else if et = "entry" then
adamc@758 1552 (EApp ((EVar (["Basis"], "entry", Infer), pos),
adamc@1045 1553 xmlOpt), pos)
adamc@141 1554 else
adam@1643 1555 (EApp (#4 tag, xmlOpt), pos)
adamc@141 1556 else
adamc@325 1557 (if ErrorMsg.anyErrors () then
adamc@325 1558 ()
adamc@325 1559 else
adamc@1189 1560 ErrorMsg.errorAt pos ("Begin tag <"
adam@1563 1561 ^ tagOut (#1 (#1 tag))
adamc@1189 1562 ^ "> and end tag </"
adam@1563 1563 ^ tagOut et
adamc@1189 1564 ^ "> don't match.");
adamc@623 1565 (EWild, pos))
adamc@141 1566 end)
adamc@141 1567 | LBRACE eexp RBRACE (eexp)
adamc@391 1568 | LBRACE LBRACK eexp RBRACK RBRACE (let
adamc@391 1569 val loc = s (LBRACEleft, RBRACEright)
adamc@403 1570 val e = (EVar (["Top"], "txt", Infer), loc)
adamc@391 1571 in
adamc@391 1572 (EApp (e, eexp), loc)
adamc@391 1573 end)
adamc@92 1574
adamc@141 1575 tag : tagHead attrs (let
adamc@141 1576 val pos = s (tagHeadleft, attrsright)
adamc@721 1577
adamc@721 1578 val e = (EVar (["Basis"], "tag", Infer), pos)
adamc@721 1579 val eo = case #1 attrs of
adam@1749 1580 NONE => (EVar (["Basis"], "null", Infer), pos)
adam@1749 1581 | SOME (EPrim (Prim.String s), pos) => parseClass s pos
adam@1749 1582 | SOME e => e
adamc@721 1583 val e = (EApp (e, eo), pos)
adam@1643 1584 val eo = case #2 attrs of
adam@1643 1585 NONE => (EVar (["Basis"], "None", Infer), pos)
adam@1643 1586 | SOME e => (EApp ((EVar (["Basis"], "Some", Infer), pos),
adam@1643 1587 e), pos)
adam@1643 1588 val e = (EApp (e, eo), pos)
adam@1750 1589 val eo = case #3 attrs of
adam@1750 1590 NONE => (EVar (["Basis"], "noStyle", Infer), pos)
adam@1750 1591 | SOME (EPrim (Prim.String s), pos) => parseStyle s pos
adam@1750 1592 | SOME e => e
adam@1750 1593 val e = (EApp (e, eo), pos)
adam@1751 1594 val eo = case #4 attrs of
adam@1751 1595 NONE => (EVar (["Basis"], "None", Infer), pos)
adam@1751 1596 | SOME e => (EApp ((EVar (["Basis"], "Some", Infer), pos),
adam@1751 1597 e), pos)
adam@1751 1598 val e = (EApp (e, eo), pos)
adam@1751 1599 val e = (EApp (e, (ERecord (#5 attrs), pos)), pos)
adamc@721 1600 val e = (EApp (e, (EApp (#2 tagHead,
adamc@721 1601 (ERecord [], pos)), pos)), pos)
adamc@141 1602 in
adam@1643 1603 (tagHead, #1 attrs, #2 attrs, e)
adamc@141 1604 end)
adamc@141 1605
adamc@141 1606 tagHead: BEGIN_TAG (let
adamc@325 1607 val bt = tagIn BEGIN_TAG
adamc@141 1608 val pos = s (BEGIN_TAGleft, BEGIN_TAGright)
adamc@141 1609 in
adamc@325 1610 (bt,
adamc@473 1611 (EVar (["Basis"], bt, Infer), pos))
adamc@141 1612 end)
adamc@141 1613 | tagHead LBRACE cexp RBRACE (#1 tagHead, (ECApp (#2 tagHead, cexp), s (tagHeadleft, RBRACEright)))
adamc@92 1614
adam@1751 1615 attrs : (NONE, NONE, NONE, NONE, [])
adamc@721 1616 | attr attrs (let
adamc@721 1617 val loc = s (attrleft, attrsright)
adamc@721 1618 in
adamc@721 1619 case attr of
adamc@721 1620 Class e =>
adamc@721 1621 (case #1 attrs of
adamc@721 1622 NONE => ()
adamc@721 1623 | SOME _ => ErrorMsg.errorAt loc "Multiple classes specified for tag";
adam@1751 1624 (SOME e, #2 attrs, #3 attrs, #4 attrs, #5 attrs))
adam@1643 1625 | DynClass e =>
adam@1643 1626 (case #2 attrs of
adam@1643 1627 NONE => ()
adam@1643 1628 | SOME _ => ErrorMsg.errorAt loc "Multiple dynamic classes specified for tag";
adam@1751 1629 (#1 attrs, SOME e, #3 attrs, #4 attrs, #5 attrs))
adam@1750 1630 | Style e =>
adam@1750 1631 (case #3 attrs of
adam@1750 1632 NONE => ()
adam@1750 1633 | SOME _ => ErrorMsg.errorAt loc "Multiple styles specified for tag";
adam@1751 1634 (#1 attrs, #2 attrs, SOME e, #4 attrs, #5 attrs))
adam@1751 1635 | DynStyle e =>
adam@1751 1636 (case #4 attrs of
adam@1751 1637 NONE => ()
adam@1751 1638 | SOME _ => ErrorMsg.errorAt loc "Multiple dynamic classes specified for tag";
adam@1751 1639 (#1 attrs, #2 attrs, #3 attrs, SOME e, #5 attrs))
adamc@721 1640 | Normal xe =>
adam@1751 1641 (#1 attrs, #2 attrs, #3 attrs, #4 attrs, xe :: #5 attrs)
adamc@721 1642 end)
adamc@104 1643
adam@1643 1644 attr : SYMBOL EQ attrv (case SYMBOL of
adam@1643 1645 "class" => Class attrv
adam@1643 1646 | "dynClass" => DynClass attrv
adam@1750 1647 | "style" => Style attrv
adam@1751 1648 | "dynStyle" => DynStyle attrv
adam@1643 1649 | _ =>
adamc@724 1650 let
adamc@724 1651 val sym =
adamc@724 1652 case SYMBOL of
adamc@724 1653 "type" => "Typ"
adamc@724 1654 | x => capitalize x
adamc@724 1655 in
adamc@724 1656 Normal ((CName sym, s (SYMBOLleft, SYMBOLright)),
adamc@724 1657 if (sym = "Href" orelse sym = "Src")
adamc@724 1658 andalso (case #1 attrv of
adamc@724 1659 EPrim _ => true
adamc@724 1660 | _ => false) then
adamc@724 1661 let
adamc@724 1662 val loc = s (attrvleft, attrvright)
adamc@724 1663 in
adamc@724 1664 (EApp ((EVar (["Basis"], "bless", Infer), loc),
adamc@724 1665 attrv), loc)
adamc@724 1666 end
adamc@724 1667 else
adamc@724 1668 attrv)
adamc@724 1669 end)
adamc@204 1670
adamc@104 1671 attrv : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@104 1672 | FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adamc@104 1673 | STRING (EPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@110 1674 | LBRACE eexp RBRACE (eexp)
adamc@226 1675
adamc@232 1676 query : query1 obopt lopt ofopt (let
adamc@229 1677 val loc = s (query1left, query1right)
adamc@230 1678
adamc@230 1679 val re = (ERecord [((CName "Rows", loc),
adamc@230 1680 query1),
adamc@230 1681 ((CName "OrderBy", loc),
adamc@231 1682 obopt),
adamc@231 1683 ((CName "Limit", loc),
adamc@232 1684 lopt),
adamc@232 1685 ((CName "Offset", loc),
adamc@232 1686 ofopt)], loc)
adamc@229 1687 in
adamc@403 1688 (EApp ((EVar (["Basis"], "sql_query", Infer), loc), re), loc)
adamc@229 1689 end)
adamc@993 1690
adamc@993 1691 dopt : (EVar (["Basis"], "False", Infer), dummy)
adamc@993 1692 | DISTINCT (EVar (["Basis"], "True", Infer),
adamc@993 1693 s (DISTINCTleft, DISTINCTright))
adamc@993 1694
adamc@993 1695 query1 : SELECT dopt select FROM tables wopt gopt hopt
adamc@209 1696 (let
adamc@204 1697 val loc = s (SELECTleft, tablesright)
adamc@207 1698
adamc@1070 1699 val (empties, sel, exps) =
adamc@207 1700 case select of
adamc@1070 1701 Star => ([],
adamc@1070 1702 map (fn nm =>
adamc@233 1703 (nm, (CTuple [(CWild (KRecord (KType, loc), loc),
adamc@233 1704 loc),
adamc@233 1705 (CRecord [], loc)],
adamc@748 1706 loc))) (#1 tables),
adamc@233 1707 [])
adamc@207 1708 | Items sis =>
adamc@207 1709 let
adam@1627 1710 val tabs = map (fn nm => (nm, Unknown)) (#1 tables)
adamc@1194 1711 val (_, tabs, exps) = foldl (amend_select loc)
adamc@1194 1712 (1, tabs, []) sis
adam@1627 1713 val empties = List.mapPartial (fn (nm, c) =>
adam@1627 1714 case c of
adam@1627 1715 Unknown => SOME nm
adam@1627 1716 | Selective (CRecord [], _) => SOME nm
adam@1627 1717 | _ => NONE) tabs
adamc@207 1718 in
adamc@1070 1719 (empties,
adamc@1070 1720 map (fn (nm, c) => (nm,
adam@1627 1721 case c of
adam@1627 1722 Everything =>
adam@1627 1723 (CTuple [(CWild (KRecord (KType, loc), loc), loc),
adam@1627 1724 (CRecord [], loc)], loc)
adam@1627 1725 | _ =>
adam@1627 1726 let
adam@1627 1727 val c = case c of
adam@1627 1728 Selective c => c
adam@1627 1729 | _ => (CRecord [], loc)
adam@1627 1730 in
adam@1627 1731 (CTuple [c,
adam@1627 1732 (CWild (KRecord (KType, loc), loc),
adam@1627 1733 loc)], loc)
adam@1627 1734 end)) tabs,
adamc@233 1735 exps)
adamc@207 1736 end
adamc@207 1737
adam@1778 1738 val exps = map (fn (c, e) => (c, (EApp ((EVar (["Basis"], "sql_window", Infer), loc), e), loc))) exps
adam@1778 1739
adamc@207 1740 val sel = (CRecord sel, loc)
adamc@207 1741
adamc@226 1742 val grp = case gopt of
adamc@403 1743 NONE => (ECApp ((EVar (["Basis"], "sql_subset_all",
adamc@403 1744 Infer), loc),
adamc@226 1745 (CWild (KRecord (KRecord (KType, loc), loc),
adamc@226 1746 loc), loc)), loc)
adamc@226 1747 | SOME gis =>
adamc@226 1748 let
adamc@748 1749 val tabs = map (fn nm =>
adamc@748 1750 (nm, (CRecord [], loc))) (#1 tables)
adamc@226 1751 val tabs = foldl (amend_group loc) tabs gis
adamc@226 1752
adamc@226 1753 val tabs = map (fn (nm, c) =>
adamc@226 1754 (nm,
adamc@226 1755 (CTuple [c,
adamc@226 1756 (CWild (KRecord (KType, loc),
adamc@226 1757 loc),
adamc@226 1758 loc)], loc))) tabs
adamc@226 1759 in
adamc@403 1760 (ECApp ((EVar (["Basis"], "sql_subset", Infer), loc),
adamc@226 1761 (CRecord tabs, loc)), loc)
adamc@226 1762 end
adamc@226 1763
adamc@403 1764 val e = (EVar (["Basis"], "sql_query1", Infer), loc)
adamc@1070 1765 val e = (ECApp (e, (CRecord (map (fn nm => (nm, (CUnit, loc))) empties),
adamc@1070 1766 loc)), loc)
adamc@993 1767 val re = (ERecord [((CName "Distinct", loc),
adamc@993 1768 dopt),
adamc@993 1769 ((CName "From", loc),
adamc@748 1770 #2 tables),
adamc@209 1771 ((CName "Where", loc),
adamc@223 1772 wopt),
adamc@224 1773 ((CName "GroupBy", loc),
adamc@226 1774 grp),
adamc@224 1775 ((CName "Having", loc),
adamc@224 1776 hopt),
adamc@223 1777 ((CName "SelectFields", loc),
adamc@403 1778 (ECApp ((EVar (["Basis"], "sql_subset", Infer), loc),
adamc@233 1779 sel), loc)),
adamc@233 1780 ((CName "SelectExps", loc),
adamc@233 1781 (ERecord exps, loc))], loc)
adamc@223 1782
adamc@209 1783 val e = (EApp (e, re), loc)
adamc@204 1784 in
adamc@207 1785 e
adamc@204 1786 end)
adam@1427 1787 | query1 UNION query1 (sql_relop ("union", false, query11, query12, s (query11left, query12right)))
adam@1427 1788 | query1 INTERSECT query1 (sql_relop ("intersect", false, query11, query12, s (query11left, query12right)))
adam@1427 1789 | query1 EXCEPT query1 (sql_relop ("except", false, query11, query12, s (query11left, query12right)))
adam@1427 1790 | query1 UNION ALL query1 (sql_relop ("union", true, query11, query12, s (query11left, query12right)))
adam@1427 1791 | query1 INTERSECT ALL query1 (sql_relop ("intersect", true, query11, query12, s (query11left, query12right)))
adam@1427 1792 | query1 EXCEPT ALL query1 (sql_relop ("except", true, query11, query12, s (query11left, query12right)))
adamc@1070 1793 | LBRACE LBRACE LBRACE eexp RBRACE RBRACE RBRACE (eexp)
adamc@204 1794
adamc@749 1795 tables : fitem (fitem)
adamc@749 1796 | fitem COMMA tables (let
adamc@749 1797 val loc = s (fitemleft, tablesright)
adamc@748 1798
adamc@748 1799 val e = (EVar (["Basis"], "sql_from_comma", Infer), loc)
adamc@749 1800 val e = (EApp (e, #2 fitem), loc)
adamc@748 1801 in
adamc@749 1802 (#1 fitem @ #1 tables,
adamc@748 1803 (EApp (e, #2 tables), loc))
adamc@748 1804 end)
adamc@204 1805
adamc@749 1806 fitem : table' ([#1 table'], #2 table')
adamc@1265 1807 | LBRACE LBRACE eexp RBRACE RBRACE (tnamesOf eexp, eexp)
adamc@749 1808 | fitem JOIN fitem ON sqlexp (let
adamc@749 1809 val loc = s (fitem1left, sqlexpright)
adamc@749 1810
adamc@749 1811 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749 1812 val e = (EApp (e, #2 fitem1), loc)
adamc@749 1813 val e = (EApp (e, #2 fitem2), loc)
adamc@749 1814 in
adamc@749 1815 (#1 fitem1 @ #1 fitem2,
adamc@749 1816 (EApp (e, sqlexp), loc))
adamc@749 1817 end)
adamc@749 1818 | fitem INNER JOIN fitem ON sqlexp (let
adamc@749 1819 val loc = s (fitem1left, sqlexpright)
adamc@749 1820
adamc@749 1821 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749 1822 val e = (EApp (e, #2 fitem1), loc)
adamc@749 1823 val e = (EApp (e, #2 fitem2), loc)
adamc@749 1824 in
adamc@749 1825 (#1 fitem1 @ #1 fitem2,
adamc@749 1826 (EApp (e, sqlexp), loc))
adamc@749 1827 end)
adamc@749 1828 | fitem CROSS JOIN fitem (let
adamc@749 1829 val loc = s (fitem1left, fitem2right)
adamc@749 1830
adamc@749 1831 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749 1832 val e = (EApp (e, #2 fitem1), loc)
adamc@749 1833 val e = (EApp (e, #2 fitem2), loc)
adamc@749 1834 val tru = sql_inject (EVar (["Basis"], "True", Infer), loc)
adamc@749 1835 in
adamc@749 1836 (#1 fitem1 @ #1 fitem2,
adamc@749 1837 (EApp (e, tru), loc))
adamc@749 1838 end)
adamc@750 1839 | fitem LEFT JOIN fitem ON sqlexp (let
adamc@750 1840 val loc = s (fitem1left, sqlexpright)
adamc@750 1841
adamc@750 1842 val e = (EVar (["Basis"], "sql_left_join", Infer), loc)
adamc@750 1843 val e = (EApp (e, #2 fitem1), loc)
adamc@750 1844 val e = (EApp (e, #2 fitem2), loc)
adamc@750 1845 in
adamc@750 1846 (#1 fitem1 @ #1 fitem2,
adamc@750 1847 (EApp (e, sqlexp), loc))
adamc@750 1848 end)
adamc@751 1849 | fitem LEFT OUTER JOIN fitem ON sqlexp (let
adamc@751 1850 val loc = s (fitem1left, sqlexpright)
adamc@751 1851
adamc@751 1852 val e = (EVar (["Basis"], "sql_left_join", Infer), loc)
adamc@751 1853 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1854 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1855 in
adamc@751 1856 (#1 fitem1 @ #1 fitem2,
adamc@751 1857 (EApp (e, sqlexp), loc))
adamc@751 1858 end)
adamc@751 1859 | fitem RIGHT JOIN fitem ON sqlexp (let
adamc@751 1860 val loc = s (fitem1left, sqlexpright)
adamc@751 1861
adamc@751 1862 val e = (EVar (["Basis"], "sql_right_join", Infer), loc)
adamc@751 1863 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1864 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1865 in
adamc@751 1866 (#1 fitem1 @ #1 fitem2,
adamc@751 1867 (EApp (e, sqlexp), loc))
adamc@751 1868 end)
adamc@751 1869 | fitem RIGHT OUTER JOIN fitem ON sqlexp (let
adamc@751 1870 val loc = s (fitem1left, sqlexpright)
adamc@751 1871
adamc@751 1872 val e = (EVar (["Basis"], "sql_right_join", Infer), loc)
adamc@751 1873 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1874 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1875 in
adamc@751 1876 (#1 fitem1 @ #1 fitem2,
adamc@751 1877 (EApp (e, sqlexp), loc))
adamc@751 1878 end)
adamc@751 1879 | fitem FULL JOIN fitem ON sqlexp (let
adamc@751 1880 val loc = s (fitem1left, sqlexpright)
adamc@751 1881
adamc@751 1882 val e = (EVar (["Basis"], "sql_full_join", Infer), loc)
adamc@751 1883 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1884 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1885 in
adamc@751 1886 (#1 fitem1 @ #1 fitem2,
adamc@751 1887 (EApp (e, sqlexp), loc))
adamc@751 1888 end)
adamc@751 1889 | fitem FULL OUTER JOIN fitem ON sqlexp (let
adamc@751 1890 val loc = s (fitem1left, sqlexpright)
adamc@751 1891
adamc@751 1892 val e = (EVar (["Basis"], "sql_full_join", Infer), loc)
adamc@751 1893 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1894 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1895 in
adamc@751 1896 (#1 fitem1 @ #1 fitem2,
adamc@751 1897 (EApp (e, sqlexp), loc))
adamc@751 1898 end)
adamc@1192 1899 | LPAREN query RPAREN AS tname (let
adamc@1192 1900 val loc = s (LPARENleft, RPARENright)
adamc@1192 1901
adamc@1192 1902 val e = (EVar (["Basis"], "sql_from_query", Infer), loc)
adamc@1192 1903 val e = (ECApp (e, tname), loc)
adamc@1192 1904 in
adamc@1192 1905 ([tname], (EApp (e, query), loc))
adamc@1192 1906 end)
adamc@749 1907
adamc@204 1908 tname : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@204 1909 | LBRACE cexp RBRACE (cexp)
adamc@204 1910
adamc@243 1911 table : SYMBOL ((CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright)),
adamc@403 1912 (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright)))
adamc@403 1913 | SYMBOL AS tname (tname, (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright)))
adamc@221 1914 | LBRACE LBRACE eexp RBRACE RBRACE AS tname (tname, eexp)
adamc@207 1915
adamc@748 1916 table' : table (let
adamc@748 1917 val loc = s (tableleft, tableright)
adamc@748 1918 val e = (EVar (["Basis"], "sql_from_table", Infer), loc)
adamc@748 1919 val e = (ECApp (e, #1 table), loc)
adamc@748 1920 in
adamc@748 1921 (#1 table, (EApp (e, #2 table), loc))
adamc@748 1922 end)
adamc@748 1923
adamc@243 1924 tident : SYMBOL (CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@207 1925 | CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@221 1926 | LBRACE LBRACE cexp RBRACE RBRACE (cexp)
adamc@207 1927
adamc@207 1928 fident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@207 1929 | LBRACE cexp RBRACE (cexp)
adamc@207 1930
adamc@207 1931 seli : tident DOT fident (Field (tident, fident))
adamc@1194 1932 | sqlexp (Exp (NONE, sqlexp))
adamc@1194 1933 | sqlexp AS fident (Exp (SOME fident, sqlexp))
adamc@341 1934 | tident DOT LBRACE LBRACE cexp RBRACE RBRACE (Fields (tident, cexp))
adam@1627 1935 | tident DOT STAR (StarFields tident)
adamc@207 1936
adamc@207 1937 selis : seli ([seli])
adamc@207 1938 | seli COMMA selis (seli :: selis)
adamc@207 1939
adamc@207 1940 select : STAR (Star)
adamc@207 1941 | selis (Items selis)
adamc@209 1942
adamc@403 1943 sqlexp : TRUE (sql_inject (EVar (["Basis"], "True", Infer),
adamc@209 1944 s (TRUEleft, TRUEright)))
adamc@403 1945 | FALSE (sql_inject (EVar (["Basis"], "False", Infer),
adamc@209 1946 s (FALSEleft, FALSEright)))
adamc@209 1947
adamc@222 1948 | INT (sql_inject (EPrim (Prim.Int INT),
adamc@222 1949 s (INTleft, INTright)))
adamc@222 1950 | FLOAT (sql_inject (EPrim (Prim.Float FLOAT),
adamc@222 1951 s (FLOATleft, FLOATright)))
adamc@229 1952 | STRING (sql_inject (EPrim (Prim.String STRING),
adamc@229 1953 s (STRINGleft, STRINGright)))
adamc@441 1954 | CURRENT_TIMESTAMP (sql_nfunc ("current_timestamp",
adamc@441 1955 s (CURRENT_TIMESTAMPleft, CURRENT_TIMESTAMPright)))
adamc@222 1956
adamc@221 1957 | tident DOT fident (let
adamc@221 1958 val loc = s (tidentleft, fidentright)
adamc@403 1959 val e = (EVar (["Basis"], "sql_field", Infer), loc)
adamc@221 1960 val e = (ECApp (e, tident), loc)
adamc@221 1961 in
adamc@221 1962 (ECApp (e, fident), loc)
adamc@221 1963 end)
adamc@234 1964 | CSYMBOL (let
adamc@234 1965 val loc = s (CSYMBOLleft, CSYMBOLright)
adamc@310 1966 in
adamc@310 1967 if !inDml then
adamc@310 1968 let
adamc@403 1969 val e = (EVar (["Basis"], "sql_field", Infer), loc)
adamc@310 1970 val e = (ECApp (e, (CName "T", loc)), loc)
adamc@310 1971 in
adamc@310 1972 (ECApp (e, (CName CSYMBOL, loc)), loc)
adamc@310 1973 end
adamc@310 1974 else
adamc@310 1975 let
adamc@403 1976 val e = (EVar (["Basis"], "sql_exp", Infer), loc)
adamc@310 1977 in
adamc@310 1978 (ECApp (e, (CName CSYMBOL, loc)), loc)
adamc@310 1979 end
adamc@310 1980 end)
adamc@221 1981
adamc@471 1982 | LBRACE eexp RBRACE (eexp)
adamc@470 1983
adamc@559 1984 | sqlexp EQ sqlexp (sql_binary ("eq", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1985 | sqlexp NE sqlexp (sql_binary ("ne", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1986 | sqlexp LT sqlexp (sql_binary ("lt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1987 | sqlexp LE sqlexp (sql_binary ("le", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1988 | sqlexp GT sqlexp (sql_binary ("gt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1989 | sqlexp GE sqlexp (sql_binary ("ge", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1990
adamc@559 1991 | sqlexp PLUS sqlexp (sql_binary ("plus", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1992 | sqlexp MINUS sqlexp (sql_binary ("minus", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1993 | sqlexp STAR sqlexp (sql_binary ("times", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1994 | sqlexp DIVIDE sqlexp (sql_binary ("div", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1995 | sqlexp MOD sqlexp (sql_binary ("mod", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@219 1996
adamc@220 1997 | sqlexp CAND sqlexp (sql_binary ("and", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@220 1998 | sqlexp OR sqlexp (sql_binary ("or", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1999
kkallio@1607 2000 | sqlexp LIKE sqlexp (sql_binary ("like", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
kkallio@1607 2001
adamc@220 2002 | NOT sqlexp (sql_unary ("not", sqlexp, s (NOTleft, sqlexpright)))
adamc@559 2003 | MINUS sqlexp (sql_unary ("neg", sqlexp, s (MINUSleft, sqlexpright)))
adamc@220 2004
adamc@470 2005 | sqlexp IS NULL (let
adamc@470 2006 val loc = s (sqlexpleft, NULLright)
adamc@470 2007 in
adamc@470 2008 (EApp ((EVar (["Basis"], "sql_is_null", Infer), loc),
adamc@470 2009 sqlexp), loc)
adamc@470 2010 end)
adamc@470 2011
kkallio@1572 2012 | CIF sqlexp CTHEN sqlexp CELSE sqlexp (let
kkallio@1572 2013 val loc = s (CIFleft, sqlexp3right)
kkallio@1572 2014 val e = (EVar (["Basis"], "sql_if_then_else", Infer), loc)
kkallio@1572 2015 in
kkallio@1572 2016 (EApp ((EApp ((EApp (e, sqlexp1), loc), sqlexp2), loc), sqlexp3), loc)
kkallio@1572 2017 end)
kkallio@1572 2018
adamc@471 2019 | LBRACE LBRACK eexp RBRACK RBRACE (sql_inject (#1 eexp,
adamc@471 2020 s (LBRACEleft, RBRACEright)))
adamc@220 2021 | LPAREN sqlexp RPAREN (sqlexp)
adamc@210 2022
adamc@467 2023 | NULL (sql_inject ((EVar (["Basis"], "None", Infer),
adamc@467 2024 s (NULLleft, NULLright))))
adamc@467 2025
adam@1778 2026 | COUNT LPAREN STAR RPAREN window(let
adam@1778 2027 val loc = s (COUNTleft, windowright)
adam@1778 2028 in
adam@1778 2029 case window of
adam@1778 2030 NONE => (EVar (["Basis"], "sql_count", Infer), loc)
adam@1778 2031 | SOME _ => applyWindow loc (EVar (["Basis"], "sql_window_count", Infer), loc) window
adam@1778 2032 end)
adam@1778 2033 | COUNT LPAREN sqlexp RPAREN window(let
adam@1778 2034 val loc = s (COUNTleft, RPARENright)
adam@1778 2035 val e = (EVar (["Basis"], "sql_count_col", Infer), loc)
adam@1778 2036 in
adam@1778 2037 case window of
adam@1778 2038 NONE =>
adam@1778 2039 let
adam@1778 2040 val e = (EApp ((EVar (["Basis"], "sql_aggregate", Infer), loc),
adam@1778 2041 e), loc)
adam@1778 2042 in
adam@1778 2043 (EApp (e, sqlexp), loc)
adam@1778 2044 end
adam@1778 2045 | SOME _ =>
adam@1778 2046 let
adam@1778 2047 val e = (EVar (["Basis"], "sql_count_col", Infer), loc)
adam@1778 2048 val e = (EApp ((EVar (["Basis"], "sql_window_aggregate", Infer), loc),
adam@1778 2049 e), loc)
adam@1778 2050 in
adam@1778 2051 applyWindow loc (EApp (e, sqlexp), loc) window
adam@1778 2052 end
adam@1778 2053 end)
adam@1776 2054 | sqlagg LPAREN sqlexp RPAREN window (let
adam@1778 2055 val loc = s (sqlaggleft, RPARENright)
adam@1778 2056
adam@1776 2057 val e = (EVar (["Basis"], "sql_" ^ sqlagg, Infer), loc)
adam@1776 2058 in
adam@1776 2059 case window of
adam@1776 2060 NONE =>
adam@1776 2061 let
adam@1776 2062 val e = (EApp ((EVar (["Basis"], "sql_aggregate", Infer), loc),
adam@1776 2063 e), loc)
adam@1776 2064 in
adam@1776 2065 (EApp (e, sqlexp), loc)
adam@1776 2066 end
adam@1776 2067 | SOME _ =>
adam@1776 2068 let
adam@1776 2069 val e = (EApp ((EVar (["Basis"], "sql_window_aggregate", Infer), loc),
adam@1776 2070 e), loc)
adam@1776 2071 in
adam@1778 2072 applyWindow loc (EApp (e, sqlexp), loc) window
adam@1776 2073 end
adam@1776 2074 end)
adam@1778 2075 | RANK UNIT window (let
adam@1778 2076 val loc = s (RANKleft, windowright)
adam@1778 2077 in
adam@1778 2078 applyWindow loc (EVar (["Basis"], "sql_rank", Infer), loc) window
adam@1778 2079 end)
adam@1602 2080 | COALESCE LPAREN sqlexp COMMA sqlexp RPAREN
adam@1602 2081 (let
adam@1602 2082 val loc = s (COALESCEright, sqlexp2right)
adam@1602 2083 val e = (EVar (["Basis"], "sql_coalesce", Infer), loc)
adam@1602 2084 val e = (EApp (e, sqlexp1), loc)
adam@1602 2085 in
adam@1602 2086 (EApp (e, sqlexp2), loc)
adam@1602 2087 end)
adamc@746 2088 | fname LPAREN sqlexp RPAREN (let
adamc@746 2089 val loc = s (fnameleft, RPARENright)
adamc@746 2090
adamc@746 2091 val e = (EVar (["Basis"], "sql_ufunc", Infer), loc)
adamc@746 2092 val e = (EApp (e, fname), loc)
adamc@746 2093 in
adamc@746 2094 (EApp (e, sqlexp), loc)
adamc@746 2095 end)
adamc@1191 2096 | LPAREN query RPAREN (let
adamc@1191 2097 val loc = s (LPARENleft, RPARENright)
adamc@1191 2098
adamc@1191 2099 val e = (EVar (["Basis"], "sql_subquery", Infer), loc)
adamc@1191 2100 in
adamc@1191 2101 (EApp (e, query), loc)
adamc@1191 2102 end)
adamc@746 2103
adam@1776 2104 window : (NONE)
adam@1777 2105 | OVER LPAREN pbopt obopt RPAREN (SOME (pbopt, obopt))
adam@1777 2106
adam@1777 2107 pbopt : ((EVar (["Basis"], "sql_no_partition", Infer), dummy))
adam@1777 2108 | PARTITION BY sqlexp (let
adam@1777 2109 val loc = s (PARTITIONleft, sqlexpright)
adam@1777 2110
adam@1777 2111 val e = (EVar (["Basis"], "sql_partition", Infer), loc)
adam@1777 2112 in
adam@1777 2113 (EApp (e, sqlexp), loc)
adam@1777 2114 end)
adam@1776 2115
adamc@746 2116 fname : SYMBOL (EVar (["Basis"], "sql_" ^ SYMBOL, Infer), s (SYMBOLleft, SYMBOLright))
adamc@746 2117 | LBRACE eexp RBRACE (eexp)
adamc@235 2118
adamc@403 2119 wopt : (sql_inject (EVar (["Basis"], "True", Infer),
adamc@230 2120 dummy))
adamc@209 2121 | CWHERE sqlexp (sqlexp)
adamc@226 2122
adamc@226 2123 groupi : tident DOT fident (GField (tident, fident))
adam@1425 2124 | tident DOT LBRACE LBRACE cexp RBRACE RBRACE (GFields (tident, cexp))
adamc@226 2125
adamc@226 2126 groupis: groupi ([groupi])
adamc@226 2127 | groupi COMMA groupis (groupi :: groupis)
adamc@226 2128
adamc@226 2129 gopt : (NONE)
adamc@226 2130 | GROUP BY groupis (SOME groupis)
adamc@227 2131
adamc@403 2132 hopt : (sql_inject (EVar (["Basis"], "True", Infer),
adamc@230 2133 dummy))
adamc@227 2134 | HAVING sqlexp (sqlexp)
adamc@230 2135
adamc@403 2136 obopt : (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), dummy),
adamc@234 2137 (CWild (KRecord (KType, dummy), dummy), dummy)),
adamc@230 2138 dummy)
adamc@230 2139 | ORDER BY obexps (obexps)
adamc@230 2140
adamc@268 2141 obitem : sqlexp diropt (sqlexp, diropt)
adamc@268 2142
adamc@268 2143 obexps : obitem (let
adamc@268 2144 val loc = s (obitemleft, obitemright)
adamc@230 2145
adamc@403 2146 val e' = (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), loc),
adamc@234 2147 (CWild (KRecord (KType, loc), loc), loc)),
adamc@230 2148 loc)
adamc@403 2149 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons", Infer), loc),
adamc@268 2150 #1 obitem), loc)
adamc@268 2151 val e = (EApp (e, #2 obitem), loc)
adamc@230 2152 in
adamc@230 2153 (EApp (e, e'), loc)
adamc@230 2154 end)
adamc@268 2155 | obitem COMMA obexps (let
adamc@268 2156 val loc = s (obitemleft, obexpsright)
adamc@230 2157
adamc@403 2158 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons", Infer), loc),
adamc@268 2159 #1 obitem), loc)
adamc@268 2160 val e = (EApp (e, #2 obitem), loc)
adamc@230 2161 in
adamc@230 2162 (EApp (e, obexps), loc)
adamc@230 2163 end)
adam@1682 2164 | RANDOM popt (EVar (["Basis"], "sql_order_by_random", Infer), s (RANDOMleft, poptright))
adam@1682 2165
adam@1682 2166 popt : ()
adam@1682 2167 | LPAREN RPAREN ()
adam@1684 2168 | UNIT ()
adamc@231 2169
adamc@403 2170 diropt : (EVar (["Basis"], "sql_asc", Infer), dummy)
adamc@403 2171 | ASC (EVar (["Basis"], "sql_asc", Infer), s (ASCleft, ASCright))
adamc@403 2172 | DESC (EVar (["Basis"], "sql_desc", Infer), s (DESCleft, DESCright))
adam@1543 2173 | LBRACE eexp RBRACE (eexp)
adamc@268 2174
adamc@403 2175 lopt : (EVar (["Basis"], "sql_no_limit", Infer), dummy)
adamc@403 2176 | LIMIT ALL (EVar (["Basis"], "sql_no_limit", Infer), dummy)
adamc@231 2177 | LIMIT sqlint (let
adamc@231 2178 val loc = s (LIMITleft, sqlintright)
adamc@231 2179 in
adamc@403 2180 (EApp ((EVar (["Basis"], "sql_limit", Infer), loc), sqlint), loc)
adamc@231 2181 end)
adamc@231 2182
adamc@403 2183 ofopt : (EVar (["Basis"], "sql_no_offset", Infer), dummy)
adamc@232 2184 | OFFSET sqlint (let
adamc@232 2185 val loc = s (OFFSETleft, sqlintright)
adamc@232 2186 in
adamc@403 2187 (EApp ((EVar (["Basis"], "sql_offset", Infer), loc), sqlint), loc)
adamc@232 2188 end)
adamc@232 2189
adamc@231 2190 sqlint : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@231 2191 | LBRACE eexp RBRACE (eexp)
adamc@236 2192
adamc@236 2193 sqlagg : AVG ("avg")
adamc@236 2194 | SUM ("sum")
adamc@236 2195 | MIN ("min")
adamc@236 2196 | MAX ("max")