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annotate src/urweb.grm @ 1778:818d4097e2ed

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Lighter-weight encoding of window function use
author Adam Chlipala <adam@chlipala.net>
date Sun, 03 Jun 2012 11:29:31 -0400
parents 59b07fdae1ff
children bb942416bf1c
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@563 605 | CLASS SYMBOL EQ cexp (let
adamc@563 606 val loc = s (CLASSleft, cexpright)
adamc@563 607 in
adamc@563 608 [(DClass (SYMBOL, (KWild, loc), cexp), loc)]
adamc@563 609 end)
adamc@563 610 | CLASS SYMBOL DCOLON kind EQ cexp ([(DClass (SYMBOL, kind, cexp), s (CLASSleft, cexpright))])
adamc@211 611 | CLASS SYMBOL SYMBOL EQ cexp (let
adamc@211 612 val loc = s (CLASSleft, cexpright)
adamc@563 613 val k = (KWild, loc)
adamc@211 614 val c = (CAbs (SYMBOL2, SOME k, cexp), loc)
adamc@211 615 in
adamc@563 616 [(DClass (SYMBOL1, k, c), s (CLASSleft, cexpright))]
adamc@563 617 end)
adamc@563 618 | CLASS SYMBOL LPAREN SYMBOL DCOLON kind RPAREN EQ cexp (let
adamc@563 619 val loc = s (CLASSleft, cexpright)
adamc@563 620 val c = (CAbs (SYMBOL2, SOME kind, cexp), loc)
adamc@563 621 in
adamc@563 622 [(DClass (SYMBOL1, kind, c), s (CLASSleft, cexpright))]
adamc@211 623 end)
adamc@459 624 | COOKIE SYMBOL COLON cexp ([(DCookie (SYMBOL, cexp), s (COOKIEleft, cexpright))])
adamc@720 625 | STYLE SYMBOL ([(DStyle SYMBOL, s (STYLEleft, SYMBOLright))])
adamc@1075 626 | TASK eapps EQ eexp ([(DTask (eapps, eexp), s (TASKleft, eexpright))])
adamc@1199 627 | POLICY eexp ([(DPolicy eexp, s (POLICYleft, eexpright))])
adamc@30 628
adamc@805 629 dtype : SYMBOL dargs EQ barOpt dcons (SYMBOL, dargs, dcons)
adamc@805 630
adamc@805 631 dtypes : dtype ([dtype])
adamc@805 632 | dtype AND dtypes (dtype :: dtypes)
adamc@805 633
adamc@240 634 kopt : (NONE)
adamc@240 635 | DCOLON kind (SOME kind)
adam@1302 636 | DCOLONWILD (SOME (KWild, s (DCOLONWILDleft, DCOLONWILDright)))
adamc@240 637
adamc@191 638 dargs : ([])
adamc@191 639 | SYMBOL dargs (SYMBOL :: dargs)
adamc@191 640
adamc@156 641 barOpt : ()
adamc@156 642 | BAR ()
adamc@156 643
adamc@156 644 dcons : dcon ([dcon])
adamc@156 645 | dcon BAR dcons (dcon :: dcons)
adamc@156 646
adamc@156 647 dcon : CSYMBOL (CSYMBOL, NONE)
adamc@156 648 | CSYMBOL OF cexp (CSYMBOL, SOME cexp)
adamc@156 649
adamc@242 650 vali : SYMBOL eargl2 copt EQ eexp (let
adamc@242 651 val loc = s (SYMBOLleft, eexpright)
adamc@242 652 val t = Option.getOpt (copt, (CWild (KType, loc), loc))
adamc@242 653
adamc@242 654 val (e, t) = eargl2 (eexp, t)
adamc@242 655 in
adamc@242 656 (SYMBOL, SOME t, e)
adamc@242 657 end)
adamc@242 658
adamc@242 659 copt : (NONE)
adamc@242 660 | COLON cexp (SOME cexp)
adamc@123 661
adamc@704 662 cstopt : (EVar (["Basis"], "no_constraint", Infer), dummy)
adamc@704 663 | csts (csts)
adamc@704 664
adamc@704 665 csts : CCONSTRAINT tname cst (let
adamc@704 666 val loc = s (CCONSTRAINTleft, cstright)
adamc@704 667
adamc@704 668 val e = (EVar (["Basis"], "one_constraint", Infer), loc)
adamc@704 669 val e = (ECApp (e, tname), loc)
adamc@704 670 in
adamc@704 671 (EApp (e, cst), loc)
adamc@704 672 end)
adamc@704 673 | csts COMMA csts (let
adamc@704 674 val loc = s (csts1left, csts2right)
adamc@704 675
adamc@704 676 val e = (EVar (["Basis"], "join_constraints", Infer), loc)
adamc@704 677 val e = (EApp (e, csts1), loc)
adamc@704 678 in
adamc@704 679 (EApp (e, csts2), loc)
adamc@704 680 end)
adamc@704 681 | LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adamc@704 682
adamc@704 683 cst : UNIQUE tnames (let
adamc@704 684 val loc = s (UNIQUEleft, tnamesright)
adamc@704 685
adamc@704 686 val e = (EVar (["Basis"], "unique", Infer), loc)
adamc@705 687 val e = (ECApp (e, #1 (#1 tnames)), loc)
adamc@705 688 val e = (ECApp (e, (CRecord (#2 tnames), loc)), loc)
adamc@704 689 in
adamc@1093 690 e
adamc@704 691 end)
adamc@709 692
adamc@714 693 | CHECK sqlexp (let
adamc@714 694 val loc = s (CHECKleft, sqlexpright)
adamc@714 695 in
adamc@714 696 (EApp ((EVar (["Basis"], "check", Infer), loc),
adamc@714 697 sqlexp), loc)
adamc@714 698 end)
adamc@714 699
adamc@709 700 | FOREIGN KEY tnames REFERENCES texp LPAREN tnames' RPAREN pmodes
adamc@709 701 (let
adamc@709 702 val loc = s (FOREIGNleft, pmodesright)
adamc@709 703
adamc@709 704 val mat = ListPair.foldrEq
adamc@709 705 (fn ((nm1, _), (nm2, _), mat) =>
adamc@709 706 let
adamc@709 707 val e = (EVar (["Basis"], "mat_cons", Infer), loc)
adamc@709 708 val e = (ECApp (e, nm1), loc)
adamc@709 709 val e = (ECApp (e, nm2), loc)
adamc@709 710 in
adamc@709 711 (EApp (e, mat), loc)
adamc@709 712 end)
adamc@709 713 (EVar (["Basis"], "mat_nil", Infer), loc)
adamc@709 714 (#1 tnames :: #2 tnames, #1 tnames' :: #2 tnames')
adam@1401 715 handle ListPair.UnequalLengths =>
adam@1401 716 (ErrorMsg.errorAt loc ("Unequal foreign key list lengths ("
adam@1401 717 ^ Int.toString (1 + length (#2 tnames))
adam@1401 718 ^ " vs. "
adam@1401 719 ^ Int.toString (1 + length (#2 tnames'))
adam@1401 720 ^ ")");
adam@1401 721 (EVar (["Basis"], "mat_nil", Infer), loc))
adamc@709 722
adamc@709 723 fun findMode mode =
adamc@709 724 let
adamc@709 725 fun findMode' pmodes =
adamc@709 726 case pmodes of
adamc@709 727 [] => (EVar (["Basis"], "no_action", Infer), loc)
adamc@709 728 | (mode', rule) :: pmodes' =>
adamc@709 729 if mode' = mode then
adamc@709 730 (if List.exists (fn (mode', _) => mode' = mode)
adamc@709 731 pmodes' then
adamc@709 732 ErrorMsg.errorAt loc "Duplicate propagation rule"
adamc@709 733 else
adamc@709 734 ();
adamc@709 735 rule)
adamc@709 736 else
adamc@709 737 findMode' pmodes'
adamc@709 738 in
adamc@709 739 findMode' pmodes
adamc@709 740 end
adamc@709 741
adamc@709 742 val e = (EVar (["Basis"], "foreign_key", Infer), loc)
adamc@709 743 val e = (EApp (e, mat), loc)
adamc@709 744 val e = (EApp (e, texp), loc)
adamc@709 745 in
adamc@709 746 (EApp (e, (ERecord [((CName "OnDelete", loc),
adamc@709 747 findMode Delete),
adamc@709 748 ((CName "OnUpdate", loc),
adamc@709 749 findMode Update)], loc)), loc)
adamc@709 750 end)
adamc@709 751
adamc@704 752 | LBRACE eexp RBRACE (eexp)
adamc@704 753
adamc@704 754 tnameW : tname (let
adamc@704 755 val loc = s (tnameleft, tnameright)
adamc@704 756 in
adamc@704 757 (tname, (CWild (KType, loc), loc))
adamc@704 758 end)
adamc@704 759
adamc@705 760 tnames : tnameW (tnameW, [])
adamc@705 761 | LPAREN tnames' RPAREN (tnames')
adamc@704 762
adamc@705 763 tnames': tnameW (tnameW, [])
adamc@705 764 | tnameW COMMA tnames' (#1 tnames', tnameW :: #2 tnames')
adamc@704 765
adamc@709 766 pmode : ON pkind prule (pkind, prule)
adamc@709 767
adamc@709 768 pkind : DELETE (Delete)
adamc@709 769 | UPDATE (Update)
adamc@709 770
adamc@709 771 prule : NO ACTION (EVar (["Basis"], "no_action", Infer), s (NOleft, ACTIONright))
adamc@709 772 | RESTRICT (EVar (["Basis"], "restrict", Infer), s (RESTRICTleft, RESTRICTright))
adamc@709 773 | CASCADE (EVar (["Basis"], "cascade", Infer), s (CASCADEleft, CASCADEright))
adamc@709 774 | SET NULL (EVar (["Basis"], "set_null", Infer), s (SETleft, NULLright))
adamc@709 775
adamc@709 776 pmodes : ([])
adamc@709 777 | pmode pmodes (pmode :: pmodes)
adamc@709 778
adamc@707 779 commaOpt: ()
adamc@707 780 | COMMA ()
adamc@707 781
adam@1722 782 pk : LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adam@1722 783 | tnames (let
adam@1722 784 val loc = s (tnamesleft, tnamesright)
adamc@707 785
adamc@1093 786 val e = (EVar (["Basis"], "primary_key", TypesOnly), loc)
adamc@707 787 val e = (ECApp (e, #1 (#1 tnames)), loc)
adamc@707 788 val e = (ECApp (e, (CRecord (#2 tnames), loc)), loc)
adamc@707 789 val e = (EDisjointApp e, loc)
adamc@707 790 val e = (EDisjointApp e, loc)
adamc@707 791
adamc@707 792 val witness = map (fn (c, _) =>
adamc@707 793 (c, (EWild, loc)))
adamc@707 794 (#1 tnames :: #2 tnames)
adamc@707 795 val witness = (ERecord witness, loc)
adamc@707 796 in
adamc@707 797 (EApp (e, witness), loc)
adamc@707 798 end)
adamc@707 799
adam@1722 800 pkopt : (EVar (["Basis"], "no_primary_key", Infer), dummy)
adam@1722 801 | PRIMARY KEY pk (pk)
adam@1722 802
adamc@123 803 valis : vali ([vali])
adamc@123 804 | vali AND valis (vali :: valis)
adamc@123 805
adamc@42 806 sgn : sgntm (sgntm)
adamc@40 807 | FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@40 808 (SgnFun (CSYMBOL, sgn1, sgn2), s (FUNCTORleft, sgn2right))
adamc@30 809
adamc@42 810 sgntm : SIG sgis END (SgnConst sgis, s (SIGleft, ENDright))
adamc@59 811 | mpath (case mpath of
adamc@61 812 [] => raise Fail "Impossible mpath parse [2]"
adamc@59 813 | [x] => SgnVar x
adamc@59 814 | m :: ms => SgnProj (m,
adamc@59 815 List.take (ms, length ms - 1),
adamc@59 816 List.nth (ms, length ms - 1)),
adamc@59 817 s (mpathleft, mpathright))
adamc@42 818 | sgntm WHERE CON SYMBOL EQ cexp (SgnWhere (sgntm, SYMBOL, cexp), s (sgntmleft, cexpright))
adamc@42 819 | sgntm WHERE LTYPE SYMBOL EQ cexp(SgnWhere (sgntm, SYMBOL, cexp), s (sgntmleft, cexpright))
adamc@42 820 | LPAREN sgn RPAREN (sgn)
adamc@42 821
adam@1577 822 cexpO : (NONE)
adam@1577 823 | EQ cexp (SOME cexp)
adam@1577 824
adam@1577 825 sgi : LTYPE SYMBOL ((SgiConAbs (SYMBOL, (KType, s (LTYPEleft, SYMBOLright))),
adamc@706 826 s (LTYPEleft, SYMBOLright)))
adam@1577 827 | CON SYMBOL cargl2 kopt cexpO (let
adam@1577 828 val loc = s (CONleft, cexpOright)
adam@1574 829
adam@1574 830 val k = Option.getOpt (kopt, (KWild, loc))
adam@1574 831 in
adam@1577 832 case cexpO of
adam@1577 833 NONE => (SgiConAbs (SYMBOL, k), loc)
adam@1577 834 | SOME cexp =>
adam@1577 835 let
adam@1577 836 val (c, k) = cargl2 (cexp, k)
adam@1577 837 in
adam@1577 838 (SgiCon (SYMBOL, SOME k, c), loc)
adam@1577 839 end
adam@1574 840 end)
adam@1654 841 | LTYPE SYMBOL cargl2 cexpO (let
adam@1654 842 val loc = s (LTYPEleft, cexpOright)
adam@1654 843
adam@1654 844 val k = (KWild, loc)
adam@1654 845 in
adam@1654 846 case cexpO of
adam@1654 847 NONE => (SgiConAbs (SYMBOL, k), loc)
adam@1654 848 | SOME cexp =>
adam@1654 849 let
adam@1654 850 val (c, k) = cargl2 (cexp, k)
adam@1654 851 in
adam@1654 852 (SgiCon (SYMBOL, SOME k, c), loc)
adam@1654 853 end
adam@1654 854 end)
adamc@805 855 | DATATYPE dtypes ((SgiDatatype dtypes, s (DATATYPEleft, dtypesright)))
adamc@191 856 | DATATYPE SYMBOL dargs EQ DATATYPE CSYMBOL DOT path
adamc@191 857 (case dargs of
adamc@191 858 [] => (SgiDatatypeImp (SYMBOL, CSYMBOL :: #1 path, #2 path), s (DATATYPEleft, pathright))
adamc@191 859 | _ => raise Fail "Arguments specified for imported datatype")
adamc@706 860 | VAL SYMBOL COLON cexp ((SgiVal (SYMBOL, cexp), s (VALleft, cexpright)))
adamc@30 861
adamc@706 862 | STRUCTURE CSYMBOL COLON sgn ((SgiStr (CSYMBOL, sgn), s (STRUCTUREleft, sgnright)))
adamc@706 863 | SIGNATURE CSYMBOL EQ sgn ((SgiSgn (CSYMBOL, sgn), s (SIGNATUREleft, sgnright)))
adamc@42 864 | FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@706 865 ((SgiStr (CSYMBOL1,
adamc@706 866 (SgnFun (CSYMBOL2, sgn1, sgn2), s (FUNCTORleft, sgn2right))),
adamc@706 867 s (FUNCTORleft, sgn2right)))
adamc@706 868 | INCLUDE sgn ((SgiInclude sgn, s (INCLUDEleft, sgnright)))
adamc@706 869 | CONSTRAINT cterm TWIDDLE cterm ((SgiConstraint (cterm1, cterm2), s (CONSTRAINTleft, ctermright)))
adamc@707 870 | TABLE SYMBOL COLON cterm pkopt commaOpt cstopt (let
adamc@707 871 val loc = s (TABLEleft, ctermright)
adamc@707 872 in
adamc@707 873 (SgiTable (SYMBOL, entable cterm, pkopt, cstopt), loc)
adamc@707 874 end)
adamc@460 875 | SEQUENCE SYMBOL (let
adamc@460 876 val loc = s (SEQUENCEleft, SYMBOLright)
adamc@460 877 val t = (CVar (["Basis"], "sql_sequence"), loc)
adamc@460 878 in
adamc@460 879 (SgiVal (SYMBOL, t), loc)
adamc@460 880 end)
adamc@754 881 | VIEW SYMBOL COLON cexp (let
adamc@754 882 val loc = s (VIEWleft, cexpright)
adamc@754 883 val t = (CVar (["Basis"], "sql_view"), loc)
adamc@1076 884 val t = (CApp (t, entable cexp), loc)
adamc@754 885 in
adamc@754 886 (SgiVal (SYMBOL, t), loc)
adamc@754 887 end)
adamc@563 888 | CLASS SYMBOL (let
adamc@563 889 val loc = s (CLASSleft, SYMBOLright)
adamc@711 890 val k = (KArrow ((KType, loc), (KType, loc)), loc)
adamc@563 891 in
adamc@711 892 (SgiClassAbs (SYMBOL, k), loc)
adamc@563 893 end)
adamc@563 894 | CLASS SYMBOL DCOLON kind (let
adamc@563 895 val loc = s (CLASSleft, kindright)
adamc@563 896 in
adamc@563 897 (SgiClassAbs (SYMBOL, kind), loc)
adamc@563 898 end)
adamc@563 899 | CLASS SYMBOL EQ cexp (let
adamc@563 900 val loc = s (CLASSleft, cexpright)
adamc@563 901 in
adamc@563 902 (SgiClass (SYMBOL, (KWild, loc), cexp), loc)
adamc@563 903 end)
adamc@563 904 | CLASS SYMBOL DCOLON kind EQ cexp (let
adamc@563 905 val loc = s (CLASSleft, cexpright)
adamc@563 906 in
adamc@563 907 (SgiClass (SYMBOL, kind, cexp), loc)
adamc@563 908 end)
adamc@211 909 | CLASS SYMBOL SYMBOL EQ cexp (let
adamc@211 910 val loc = s (CLASSleft, cexpright)
adamc@563 911 val k = (KWild, loc)
adamc@211 912 val c = (CAbs (SYMBOL2, SOME k, cexp), loc)
adamc@211 913 in
adamc@563 914 (SgiClass (SYMBOL1, k, c), s (CLASSleft, cexpright))
adamc@563 915 end)
adamc@563 916 | CLASS SYMBOL LPAREN SYMBOL DCOLON kind RPAREN EQ cexp (let
adamc@563 917 val loc = s (CLASSleft, cexpright)
adamc@563 918 val c = (CAbs (SYMBOL2, SOME kind, cexp), loc)
adamc@563 919 in
adamc@563 920 (SgiClass (SYMBOL1, kind, c), s (CLASSleft, cexpright))
adamc@211 921 end)
adamc@460 922 | COOKIE SYMBOL COLON cexp (let
adamc@460 923 val loc = s (COOKIEleft, cexpright)
adamc@460 924 val t = (CApp ((CVar (["Basis"], "http_cookie"), loc),
adamc@460 925 entable cexp), loc)
adamc@460 926 in
adamc@460 927 (SgiVal (SYMBOL, t), loc)
adamc@460 928 end)
adamc@720 929 | STYLE SYMBOL (let
adamc@720 930 val loc = s (STYLEleft, SYMBOLright)
adamc@720 931 val t = (CVar (["Basis"], "css_class"), loc)
adamc@718 932 in
adamc@718 933 (SgiVal (SYMBOL, t), loc)
adamc@718 934 end)
adamc@30 935
adamc@30 936 sgis : ([])
adamc@30 937 | sgi sgis (sgi :: sgis)
adamc@30 938
adamc@30 939 str : STRUCT decls END (StrConst decls, s (STRUCTleft, ENDright))
adamc@34 940 | spath (spath)
adamc@40 941 | FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN DARROW str
adamc@40 942 (StrFun (CSYMBOL, sgn, NONE, str), s (FUNCTORleft, strright))
adamc@40 943 | FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn DARROW str
adamc@40 944 (StrFun (CSYMBOL, sgn1, SOME sgn2, str), s (FUNCTORleft, strright))
adamc@44 945 | spath LPAREN str RPAREN (StrApp (spath, str), s (spathleft, RPARENright))
adamc@34 946
adamc@34 947 spath : CSYMBOL (StrVar CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@34 948 | spath DOT CSYMBOL (StrProj (spath, CSYMBOL), s (spathleft, CSYMBOLright))
adamc@30 949
adamc@1 950 kind : TYPE (KType, s (TYPEleft, TYPEright))
adamc@1 951 | NAME (KName, s (NAMEleft, NAMEright))
adamc@1 952 | LBRACE kind RBRACE (KRecord kind, s (LBRACEleft, RBRACEright))
adamc@1 953 | kind ARROW kind (KArrow (kind1, kind2), s (kind1left, kind2right))
adamc@1 954 | LPAREN kind RPAREN (#1 kind, s (LPARENleft, RPARENright))
adamc@82 955 | KUNIT (KUnit, s (KUNITleft, KUNITright))
adamc@18 956 | UNDERUNDER (KWild, s (UNDERUNDERleft, UNDERUNDERright))
adamc@207 957 | LPAREN ktuple RPAREN (KTuple ktuple, s (LPARENleft, RPARENright))
adamc@623 958 | CSYMBOL (KVar CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@623 959 | CSYMBOL KARROW kind (KFun (CSYMBOL, kind), s (CSYMBOLleft, kindright))
adamc@207 960
adamc@207 961 ktuple : kind STAR kind ([kind1, kind2])
adamc@207 962 | kind STAR ktuple (kind :: ktuple)
adamc@1 963
adamc@1 964 capps : cterm (cterm)
adamc@1 965 | capps cterm (CApp (capps, cterm), s (cappsleft, ctermright))
adamc@1 966
adamc@1 967 cexp : capps (capps)
adamc@1 968 | cexp ARROW cexp (TFun (cexp1, cexp2), s (cexp1left, cexp2right))
adamc@15 969 | SYMBOL kcolon kind ARROW cexp (TCFun (kcolon, SYMBOL, kind, cexp), s (SYMBOLleft, cexpright))
adamc@623 970 | CSYMBOL KARROW cexp (TKFun (CSYMBOL, cexp), s (CSYMBOLleft, cexpright))
adamc@1 971
adamc@1 972 | cexp PLUSPLUS cexp (CConcat (cexp1, cexp2), s (cexp1left, cexp1right))
adamc@1 973
adamc@239 974 | FN cargs DARROW cexp (#1 (cargs (cexp, (KWild, s (FNleft, cexpright)))))
adamc@628 975 | LBRACK cexp TWIDDLE cexp RBRACK DARROW cexp (TDisjoint (cexp1, cexp2, cexp3), s (LBRACKleft, cexp3right))
adamc@623 976 | CSYMBOL DKARROW cexp (CKAbs (CSYMBOL, cexp), s (CSYMBOLleft, cexpright))
adamc@1 977
adamc@8 978 | LPAREN cexp RPAREN DCOLON kind (CAnnot (cexp, kind), s (LPARENleft, kindright))
adamc@6 979
adamc@18 980 | UNDER DCOLON kind (CWild kind, s (UNDERleft, UNDERright))
adamc@195 981 | ctuple (let
adamc@195 982 val loc = s (ctupleleft, ctupleright)
adamc@195 983 in
adamc@195 984 (TRecord (CRecord (ListUtil.mapi (fn (i, c) =>
adamc@195 985 ((CName (Int.toString (i + 1)), loc),
adamc@195 986 c)) ctuple),
adamc@195 987 loc), loc)
adamc@195 988 end)
adamc@18 989
adamc@1 990 kcolon : DCOLON (Explicit)
adamc@1 991 | TCOLON (Implicit)
adamc@1 992
adamc@239 993 cargs : carg (carg)
adamc@239 994 | cargl (cargl)
adamc@239 995
adamc@239 996 cargl : cargp cargp (cargp1 o cargp2)
adamc@239 997 | cargp cargl (cargp o cargl)
adamc@239 998
adamc@240 999 cargl2 : (fn x => x)
adamc@240 1000 | cargp cargl2 (cargp o cargl2)
adamc@240 1001
adamc@241 1002 carg : SYMBOL DCOLON kind (fn (c, k) =>
adamc@239 1003 let
adamc@239 1004 val loc = s (SYMBOLleft, kindright)
adamc@239 1005 in
adamc@239 1006 ((CAbs (SYMBOL, SOME kind, c), loc),
adamc@239 1007 (KArrow (kind, k), loc))
adamc@239 1008 end)
adamc@329 1009 | UNDER DCOLON kind (fn (c, k) =>
adamc@329 1010 let
adamc@329 1011 val loc = s (UNDERleft, kindright)
adamc@329 1012 in
adamc@329 1013 ((CAbs ("_", SOME kind, c), loc),
adamc@329 1014 (KArrow (kind, k), loc))
adamc@329 1015 end)
adam@1302 1016 | SYMBOL DCOLONWILD (fn (c, k) =>
adam@1302 1017 let
adam@1302 1018 val loc = s (SYMBOLleft, DCOLONWILDright)
adam@1302 1019 val kind = (KWild, loc)
adam@1302 1020 in
adam@1302 1021 ((CAbs (SYMBOL, NONE, c), loc),
adam@1302 1022 (KArrow (kind, k), loc))
adam@1302 1023 end)
adam@1302 1024 | UNDER DCOLONWILD (fn (c, k) =>
adam@1302 1025 let
adam@1302 1026 val loc = s (UNDERleft, DCOLONWILDright)
adam@1302 1027 val kind = (KWild, loc)
adam@1302 1028 in
adam@1302 1029 ((CAbs ("_", NONE, c), loc),
adam@1302 1030 (KArrow (kind, k), loc))
adam@1302 1031 end)
adamc@241 1032 | cargp (cargp)
adamc@239 1033
adamc@239 1034 cargp : SYMBOL (fn (c, k) =>
adamc@239 1035 let
adamc@239 1036 val loc = s (SYMBOLleft, SYMBOLright)
adamc@239 1037 in
adamc@239 1038 ((CAbs (SYMBOL, NONE, c), loc),
adamc@239 1039 (KArrow ((KWild, loc), k), loc))
adamc@239 1040 end)
adamc@329 1041 | UNDER (fn (c, k) =>
adamc@329 1042 let
adamc@329 1043 val loc = s (UNDERleft, UNDERright)
adamc@329 1044 in
adamc@329 1045 ((CAbs ("_", NONE, c), loc),
adamc@329 1046 (KArrow ((KWild, loc), k), loc))
adamc@329 1047 end)
adamc@1001 1048 | LPAREN SYMBOL kopt ckl RPAREN (fn (c, k) =>
adamc@239 1049 let
adamc@239 1050 val loc = s (LPARENleft, RPARENright)
adamc@1001 1051 val ckl = (SYMBOL, kopt) :: ckl
adamc@1001 1052 val ckl = map (fn (x, ko) => (x, case ko of
adamc@1001 1053 NONE => (KWild, loc)
adamc@1001 1054 | SOME k => k)) ckl
adamc@239 1055 in
adamc@1001 1056 case ckl of
adamc@1001 1057 [(x, k')] => ((CAbs (SYMBOL, SOME k', c), loc),
adamc@1001 1058 (KArrow (k', k), loc))
adamc@1001 1059 | _ =>
adamc@1001 1060 let
adamc@1001 1061 val k' = (KTuple (map #2 ckl), loc)
adamc@1001 1062
adamc@1001 1063 val c = foldr (fn ((x, k), c) =>
adamc@1001 1064 (CAbs (x, SOME k, c), loc)) c ckl
adamc@1001 1065 val v = (CVar ([], "$x"), loc)
adamc@1001 1066 val c = ListUtil.foldli (fn (i, _, c) =>
adamc@1001 1067 (CApp (c, (CProj (v, i + 1), loc)),
adamc@1001 1068 loc)) c ckl
adamc@1001 1069 in
adamc@1001 1070 ((CAbs ("$x", SOME k', c), loc),
adamc@1001 1071 (KArrow (k', k), loc))
adamc@1001 1072 end
adamc@239 1073 end)
adamc@628 1074
adamc@1001 1075 ckl : ([])
adamc@1001 1076 | COMMA SYMBOL kopt ckl ((SYMBOL, kopt) :: ckl)
adamc@239 1077
adamc@34 1078 path : SYMBOL ([], SYMBOL)
adamc@34 1079 | CSYMBOL DOT path (let val (ms, x) = path in (CSYMBOL :: ms, x) end)
adamc@34 1080
adamc@156 1081 cpath : CSYMBOL ([], CSYMBOL)
adamc@156 1082 | CSYMBOL DOT cpath (let val (ms, x) = cpath in (CSYMBOL :: ms, x) end)
adamc@156 1083
adamc@59 1084 mpath : CSYMBOL ([CSYMBOL])
adamc@59 1085 | CSYMBOL DOT mpath (CSYMBOL :: mpath)
adamc@59 1086
adamc@1 1087 cterm : LPAREN cexp RPAREN (#1 cexp, s (LPARENleft, RPARENright))
adamc@1 1088 | LBRACK rcon RBRACK (CRecord rcon, s (LBRACKleft, RBRACKright))
adamc@83 1089 | LBRACK rconn RBRACK (CRecord rconn, s (LBRACKleft, RBRACKright))
adamc@1 1090 | LBRACE rcone RBRACE (TRecord (CRecord rcone, s (LBRACEleft, RBRACEright)),
adamc@1 1091 s (LBRACEleft, RBRACEright))
adamc@1 1092 | DOLLAR cterm (TRecord cterm, s (DOLLARleft, ctermright))
adamc@1 1093 | HASH CSYMBOL (CName CSYMBOL, s (HASHleft, CSYMBOLright))
adamc@195 1094 | HASH INT (CName (Int64.toString INT), s (HASHleft, INTright))
adamc@1 1095
adamc@34 1096 | path (CVar path, s (pathleft, pathright))
adamc@207 1097 | path DOT INT (CProj ((CVar path, s (pathleft, pathright)), Int64.toInt INT),
adamc@207 1098 s (pathleft, INTright))
adamc@18 1099 | UNDER (CWild (KWild, s (UNDERleft, UNDERright)), s (UNDERleft, UNDERright))
adamc@621 1100 | MAP (CMap, s (MAPleft, MAPright))
adamc@82 1101 | UNIT (CUnit, s (UNITleft, UNITright))
adamc@207 1102 | LPAREN ctuplev RPAREN (CTuple ctuplev, s (LPARENleft, RPARENright))
adamc@207 1103
adamc@207 1104 ctuplev: cexp COMMA cexp ([cexp1, cexp2])
adamc@207 1105 | cexp COMMA ctuplev (cexp :: ctuplev)
adamc@1 1106
adamc@196 1107 ctuple : capps STAR capps ([capps1, capps2])
adamc@196 1108 | capps STAR ctuple (capps :: ctuple)
adamc@195 1109
adamc@1 1110 rcon : ([])
adamc@1 1111 | ident EQ cexp ([(ident, cexp)])
adamc@1 1112 | ident EQ cexp COMMA rcon ((ident, cexp) :: rcon)
adamc@1 1113
adamc@83 1114 rconn : ident ([(ident, (CUnit, s (identleft, identright)))])
adamc@83 1115 | ident COMMA rconn ((ident, (CUnit, s (identleft, identright))) :: rconn)
adamc@83 1116
adamc@1 1117 rcone : ([])
adamc@1 1118 | ident COLON cexp ([(ident, cexp)])
adamc@1 1119 | ident COLON cexp COMMA rcone ((ident, cexp) :: rcone)
adamc@1 1120
adamc@1 1121 ident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@195 1122 | INT (CName (Int64.toString INT), s (INTleft, INTright))
adamc@200 1123 | SYMBOL (CVar ([], SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@8 1124
adamc@8 1125 eapps : eterm (eterm)
adamc@8 1126 | eapps eterm (EApp (eapps, eterm), s (eappsleft, etermright))
adamc@8 1127 | eapps LBRACK cexp RBRACK (ECApp (eapps, cexp), s (eappsleft, RBRACKright))
adamc@629 1128 | eapps BANG (EDisjointApp eapps, s (eappsleft, BANGright))
adamc@8 1129
adam@1751 1130 eexp : eapps (case #1 eapps of
adam@1751 1131 EApp ((EVar ([], "CLASS", _), _), (EPrim (Prim.String s), loc)) => parseClass s loc
adam@1751 1132 | EApp ((EVar ([], "STYLE", _), _), (EPrim (Prim.String s), loc)) => parseStyle s loc
adam@1751 1133 | _ => eapps)
adamc@241 1134 | FN eargs DARROW eexp (let
adamc@93 1135 val loc = s (FNleft, eexpright)
adamc@93 1136 in
adamc@241 1137 #1 (eargs (eexp, (CWild (KType, loc), loc)))
adamc@93 1138 end)
adamc@623 1139 | CSYMBOL DKARROW eexp (EKAbs (CSYMBOL, eexp), s (CSYMBOLleft, eexpright))
adamc@196 1140 | eexp COLON cexp (EAnnot (eexp, cexp), s (eexpleft, cexpright))
adamc@149 1141 | eexp MINUSMINUS cexp (ECut (eexp, cexp), s (eexpleft, cexpright))
adamc@493 1142 | eexp MINUSMINUSMINUS cexp (ECutMulti (eexp, cexp), s (eexpleft, cexpright))
adamc@170 1143 | CASE eexp OF barOpt branch branchs (ECase (eexp, branch :: branchs), s (CASEleft, branchsright))
adamc@190 1144 | IF eexp THEN eexp ELSE eexp (let
adamc@190 1145 val loc = s (IFleft, eexp3right)
adamc@190 1146 in
adamc@190 1147 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc), eexp2),
adamc@190 1148 ((PCon (["Basis"], "False", NONE), loc), eexp3)]), loc)
adamc@190 1149 end)
adamc@434 1150 | bind SEMI eexp (let
adamc@434 1151 val loc = s (bindleft, eexpright)
adamc@434 1152 val (v, to, e1) = bind
adamc@403 1153 val e = (EVar (["Basis"], "bind", Infer), loc)
adamc@434 1154 val e = (EApp (e, e1), loc)
adamc@243 1155 in
adamc@434 1156 (EApp (e, (EAbs (v, to, eexp), loc)), loc)
adamc@299 1157 end)
adamc@256 1158 | eexp EQ eexp (native_op ("eq", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@257 1159 | eexp NE eexp (native_op ("ne", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389 1160 | MINUS eterm (native_unop ("neg", eterm, s (MINUSleft, etermright)))
adamc@389 1161 | eexp PLUS eexp (native_op ("plus", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389 1162 | eexp MINUS eexp (native_op ("minus", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@1116 1163 | eapps STAR eexp (native_op ("times", eapps, eexp, s (eappsleft, eexpright)))
adamc@964 1164 | eexp DIVIDE eexp (native_op ("divide", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389 1165 | eexp MOD eexp (native_op ("mod", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 1166
adamc@391 1167 | eexp LT eexp (native_op ("lt", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 1168 | eexp LE eexp (native_op ("le", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 1169 | eexp GT eexp (native_op ("gt", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 1170 | eexp GE eexp (native_op ("ge", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 1171
adamc@842 1172 | eexp ANDALSO eexp (let
adamc@842 1173 val loc = s (eexp1left, eexp2right)
adamc@842 1174 in
adamc@842 1175 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc),
adamc@842 1176 eexp2),
adamc@842 1177 ((PCon (["Basis"], "False", NONE), loc),
adamc@842 1178 (EVar (["Basis"], "False", Infer), loc))]), loc)
adamc@842 1179 end)
adamc@842 1180 | eexp ORELSE eexp (let
adamc@842 1181 val loc = s (eexp1left, eexp2right)
adamc@842 1182 in
adamc@842 1183 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc),
adamc@842 1184 (EVar (["Basis"], "True", Infer), loc)),
adamc@842 1185 ((PCon (["Basis"], "False", NONE), loc),
adamc@842 1186 eexp2)]), loc)
adamc@842 1187 end)
adamc@842 1188
adamc@445 1189 | eexp PLUSPLUS eexp (EConcat (eexp1, eexp2), s (eexp1left, eexp2right))
adamc@8 1190
adamc@674 1191 | eexp CARET eexp (native_op ("strcat", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@674 1192
adamc@794 1193 | eapps DCOLON eexp (let
adamc@794 1194 val loc = s (eappsleft, eexpright)
adamc@762 1195 in
adamc@762 1196 (EApp ((EVar (["Basis"], "Cons", Infer), loc),
adamc@762 1197 (ERecord [((CName "1", loc),
adamc@794 1198 eapps),
adamc@762 1199 ((CName "2", loc),
adamc@762 1200 eexp)], loc)), loc)
adamc@762 1201 end)
adamc@762 1202
adamc@434 1203 bind : SYMBOL LARROW eapps (SYMBOL, NONE, eapps)
adamc@434 1204 | eapps (let
adamc@434 1205 val loc = s (eappsleft, eappsright)
adamc@434 1206 in
adamc@434 1207 ("_", SOME (TRecord (CRecord [], loc), loc), eapps)
adamc@434 1208 end)
adamc@434 1209
adamc@241 1210 eargs : earg (earg)
adamc@241 1211 | eargl (eargl)
adamc@241 1212
adamc@241 1213 eargl : eargp eargp (eargp1 o eargp2)
adamc@241 1214 | eargp eargl (eargp o eargl)
adamc@241 1215
adamc@242 1216 eargl2 : (fn x => x)
adamc@242 1217 | eargp eargl2 (eargp o eargl2)
adamc@242 1218
adamc@822 1219 earg : patS (fn (e, t) =>
adamc@241 1220 let
adamc@822 1221 val loc = s (patSleft, patSright)
adamc@822 1222 val pt = patType loc patS
adamc@822 1223
adamc@822 1224 val e' = case #1 patS of
adamc@822 1225 PVar x => (EAbs (x, NONE, e), loc)
adamc@823 1226 | PAnnot ((PVar x, _), t) => (EAbs (x, SOME t, e), loc)
adamc@822 1227 | _ => (EAbs ("$x", SOME pt,
adamc@822 1228 (ECase ((EVar ([], "$x", DontInfer),
adamc@822 1229 loc),
adamc@822 1230 [(patS, e)]), loc)), loc)
adamc@241 1231 in
adamc@822 1232 (e', (TFun (pt, t), loc))
adamc@241 1233 end)
adamc@822 1234 | earga (earga)
adamc@822 1235
adamc@822 1236 eargp : pterm (fn (e, t) =>
adamc@241 1237 let
adamc@822 1238 val loc = s (ptermleft, ptermright)
adamc@822 1239 val pt = patType loc pterm
adamc@822 1240
adamc@822 1241 val e' = case #1 pterm of
adamc@822 1242 PVar x => (EAbs (x, NONE, e), loc)
adamc@823 1243 | PAnnot ((PVar x, _), t) => (EAbs (x, SOME t, e), loc)
adamc@822 1244 | _ => (EAbs ("$x", SOME pt,
adamc@822 1245 (ECase ((EVar ([], "$x", DontInfer),
adamc@822 1246 loc),
adamc@822 1247 [(pterm, e)]), loc)), loc)
adamc@241 1248 in
adamc@822 1249 (e', (TFun (pt, t), loc))
adamc@241 1250 end)
adamc@822 1251 | earga (earga)
adamc@241 1252
adamc@822 1253 earga : LBRACK SYMBOL RBRACK (fn (e, t) =>
adamc@241 1254 let
adamc@822 1255 val loc = s (LBRACKleft, RBRACKright)
adamc@822 1256 val kind = (KWild, loc)
adamc@822 1257 in
adamc@822 1258 ((ECAbs (Implicit, SYMBOL, kind, e), loc),
adamc@822 1259 (TCFun (Implicit, SYMBOL, kind, t), loc))
adamc@822 1260 end)
adam@1302 1261 | LBRACK SYMBOL DCOLONWILD RBRACK (fn (e, t) =>
adam@1302 1262 let
adam@1302 1263 val loc = s (LBRACKleft, RBRACKright)
adam@1302 1264 val kind = (KWild, loc)
adam@1302 1265 in
adam@1302 1266 ((ECAbs (Explicit, SYMBOL, kind, e), loc),
adam@1302 1267 (TCFun (Explicit, SYMBOL, kind, t), loc))
adam@1302 1268 end)
adamc@822 1269 | LBRACK SYMBOL kcolon kind RBRACK(fn (e, t) =>
adamc@822 1270 let
adamc@822 1271 val loc = s (LBRACKleft, RBRACKright)
adamc@241 1272 in
adamc@241 1273 ((ECAbs (kcolon, SYMBOL, kind, e), loc),
adamc@241 1274 (TCFun (kcolon, SYMBOL, kind, t), loc))
adamc@241 1275 end)
adam@1306 1276 | LBRACK SYMBOL TCOLONWILD RBRACK (fn (e, t) =>
adam@1306 1277 let
adam@1306 1278 val loc = s (LBRACKleft, RBRACKright)
adam@1306 1279 val kind = (KWild, loc)
adam@1306 1280 in
adam@1306 1281 ((ECAbs (Implicit, SYMBOL, kind, e), loc),
adam@1306 1282 (TCFun (Implicit, SYMBOL, kind, t), loc))
adam@1306 1283 end)
adamc@478 1284 | LBRACK cexp TWIDDLE cexp RBRACK(fn (e, t) =>
adamc@356 1285 let
adamc@356 1286 val loc = s (LBRACKleft, RBRACKright)
adamc@356 1287 in
adamc@478 1288 ((EDisjoint (cexp1, cexp2, e), loc),
adamc@628 1289 (TDisjoint (cexp1, cexp2, t), loc))
adamc@356 1290 end)
adamc@822 1291 | LBRACK CSYMBOL RBRACK (fn (e, t) =>
adamc@623 1292 let
adamc@623 1293 val loc = s (CSYMBOLleft, CSYMBOLright)
adamc@623 1294 in
adamc@623 1295 ((EKAbs (CSYMBOL, e), loc),
adamc@623 1296 (TKFun (CSYMBOL, t), loc))
adamc@623 1297 end)
adamc@241 1298
adamc@8 1299 eterm : LPAREN eexp RPAREN (#1 eexp, s (LPARENleft, RPARENright))
adamc@195 1300 | LPAREN etuple RPAREN (let
adamc@195 1301 val loc = s (LPARENleft, RPARENright)
adamc@195 1302 in
adamc@195 1303 (ERecord (ListUtil.mapi (fn (i, e) =>
adamc@195 1304 ((CName (Int.toString (i + 1)), loc),
adamc@195 1305 e)) etuple), loc)
adamc@195 1306 end)
adamc@8 1307
adamc@403 1308 | path (EVar (#1 path, #2 path, Infer), s (pathleft, pathright))
adamc@403 1309 | cpath (EVar (#1 cpath, #2 cpath, Infer), s (cpathleft, cpathright))
adamc@403 1310 | AT path (EVar (#1 path, #2 path, TypesOnly), s (ATleft, pathright))
adamc@403 1311 | AT AT path (EVar (#1 path, #2 path, DontInfer), s (AT1left, pathright))
adamc@403 1312 | AT cpath (EVar (#1 cpath, #2 cpath, TypesOnly), s (ATleft, cpathright))
adamc@403 1313 | AT AT cpath (EVar (#1 cpath, #2 cpath, DontInfer), s (AT1left, cpathright))
adamc@12 1314 | LBRACE rexp RBRACE (ERecord rexp, s (LBRACEleft, RBRACEright))
adamc@110 1315 | UNIT (ERecord [], s (UNITleft, UNITright))
adamc@12 1316
adamc@14 1317 | INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@14 1318 | FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adamc@14 1319 | STRING (EPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@821 1320 | CHAR (EPrim (Prim.Char CHAR), s (CHARleft, CHARright))
adamc@14 1321
adamc@200 1322 | path DOT idents (let
adamc@200 1323 val loc = s (pathleft, identsright)
adamc@200 1324 in
adamc@200 1325 foldl (fn (ident, e) =>
adamc@200 1326 (EField (e, ident), loc))
adamc@403 1327 (EVar (#1 path, #2 path, Infer), s (pathleft, pathright)) idents
adamc@403 1328 end)
adamc@910 1329 | LPAREN eexp RPAREN DOT idents (let
adamc@910 1330 val loc = s (LPARENleft, identsright)
adamc@910 1331 in
adamc@910 1332 foldl (fn (ident, e) =>
adamc@910 1333 (EField (e, ident), loc))
adamc@910 1334 eexp idents
adamc@910 1335 end)
adamc@403 1336 | AT path DOT idents (let
adamc@403 1337 val loc = s (ATleft, identsright)
adamc@403 1338 in
adamc@403 1339 foldl (fn (ident, e) =>
adamc@403 1340 (EField (e, ident), loc))
adamc@403 1341 (EVar (#1 path, #2 path, TypesOnly), s (pathleft, pathright)) idents
adamc@403 1342 end)
adamc@403 1343 | AT AT path DOT idents (let
adamc@403 1344 val loc = s (AT1left, identsright)
adamc@403 1345 in
adamc@403 1346 foldl (fn (ident, e) =>
adamc@403 1347 (EField (e, ident), loc))
adamc@403 1348 (EVar (#1 path, #2 path, DontInfer), s (pathleft, pathright)) idents
adamc@200 1349 end)
adamc@71 1350
adamc@360 1351 | XML_BEGIN xml XML_END (let
adamc@360 1352 val loc = s (XML_BEGINleft, XML_ENDright)
adamc@360 1353 in
adamc@360 1354 if XML_BEGIN = "xml" then
adamc@360 1355 ()
adamc@360 1356 else
adamc@360 1357 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@360 1358 xml
adamc@360 1359 end)
adamc@360 1360 | XML_BEGIN XML_END (let
adamc@360 1361 val loc = s (XML_BEGINleft, XML_ENDright)
adamc@360 1362 in
adamc@360 1363 if XML_BEGIN = "xml" then
adamc@360 1364 ()
adamc@360 1365 else
adamc@360 1366 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@403 1367 (EApp ((EVar (["Basis"], "cdata", Infer), loc),
adamc@360 1368 (EPrim (Prim.String ""), loc)),
adamc@360 1369 loc)
adamc@360 1370 end)
adamc@360 1371 | XML_BEGIN_END (let
adamc@360 1372 val loc = s (XML_BEGIN_ENDleft, XML_BEGIN_ENDright)
adamc@360 1373 in
adamc@360 1374 if XML_BEGIN_END = "xml" then
adamc@360 1375 ()
adamc@360 1376 else
adamc@360 1377 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@403 1378 (EApp ((EVar (["Basis"], "cdata", Infer), loc),
adamc@360 1379 (EPrim (Prim.String ""), loc)),
adamc@360 1380 loc)
adamc@360 1381 end)
adamc@302 1382
adamc@204 1383 | LPAREN query RPAREN (query)
adamc@300 1384 | LPAREN CWHERE sqlexp RPAREN (sqlexp)
adamc@339 1385 | LPAREN SQL sqlexp RPAREN (sqlexp)
adamc@1070 1386 | LPAREN FROM tables RPAREN (#2 tables)
adamc@1071 1387 | LPAREN SELECT1 query1 RPAREN (query1)
adamc@302 1388
adamc@302 1389 | LPAREN INSERT INTO texp LPAREN fields RPAREN VALUES LPAREN sqlexps RPAREN RPAREN
adamc@302 1390 (let
adamc@302 1391 val loc = s (LPAREN1left, RPAREN3right)
adamc@302 1392
adamc@403 1393 val e = (EVar (["Basis"], "insert", Infer), loc)
adamc@302 1394 val e = (EApp (e, texp), loc)
adamc@302 1395 in
adamc@302 1396 if length fields <> length sqlexps then
adam@1360 1397 ErrorMsg.errorAt loc ("Length mismatch in INSERT field specification ("
adam@1360 1398 ^ Int.toString (length fields)
adam@1360 1399 ^ " vs. " ^ Int.toString (length sqlexps) ^ ")")
adamc@302 1400 else
adamc@302 1401 ();
adamc@302 1402 (EApp (e, (ERecord (ListPair.zip (fields, sqlexps)), loc)), loc)
adamc@302 1403 end)
adamc@310 1404 | LPAREN enterDml UPDATE texp SET fsets CWHERE sqlexp leaveDml RPAREN
adamc@303 1405 (let
adamc@303 1406 val loc = s (LPARENleft, RPARENright)
adamc@303 1407
adamc@403 1408 val e = (EVar (["Basis"], "update", Infer), loc)
adamc@342 1409 val e = (ECApp (e, (CWild (KRecord (KType, loc), loc), loc)), loc)
adamc@306 1410 val e = (EApp (e, (ERecord fsets, loc)), loc)
adamc@305 1411 val e = (EApp (e, texp), loc)
adamc@303 1412 in
adamc@303 1413 (EApp (e, sqlexp), loc)
adamc@303 1414 end)
adamc@310 1415 | LPAREN enterDml DELETE FROM texp CWHERE sqlexp leaveDml RPAREN
adamc@304 1416 (let
adamc@304 1417 val loc = s (LPARENleft, RPARENright)
adamc@304 1418
adamc@403 1419 val e = (EVar (["Basis"], "delete", Infer), loc)
adamc@304 1420 val e = (EApp (e, texp), loc)
adamc@304 1421 in
adamc@304 1422 (EApp (e, sqlexp), loc)
adamc@304 1423 end)
adamc@302 1424
adamc@211 1425 | UNDER (EWild, s (UNDERleft, UNDERright))
adamc@91 1426
adamc@446 1427 | LET edecls IN eexp END (ELet (edecls, eexp), s (LETleft, ENDright))
adamc@446 1428
adamc@762 1429 | LBRACK RBRACK (EVar (["Basis"], "Nil", Infer), s (LBRACKleft, RBRACKright))
adamc@762 1430
adamc@446 1431 edecls : ([])
adamc@446 1432 | edecl edecls (edecl :: edecls)
adamc@446 1433
adamc@825 1434 edecl : VAL pat EQ eexp ((EDVal (pat, eexp), s (VALleft, eexpright)))
adamc@446 1435 | VAL REC valis ((EDValRec valis, s (VALleft, valisright)))
adamc@446 1436 | FUN valis ((EDValRec valis, s (FUNleft, valisright)))
adamc@446 1437
adamc@310 1438 enterDml : (inDml := true)
adamc@310 1439 leaveDml : (inDml := false)
adamc@310 1440
adamc@403 1441 texp : SYMBOL (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright))
adamc@302 1442 | LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adamc@302 1443
adamc@302 1444 fields : fident ([fident])
adamc@302 1445 | fident COMMA fields (fident :: fields)
adamc@302 1446
adamc@302 1447 sqlexps: sqlexp ([sqlexp])
adamc@302 1448 | sqlexp COMMA sqlexps (sqlexp :: sqlexps)
adamc@302 1449
adamc@303 1450 fsets : fident EQ sqlexp ([(fident, sqlexp)])
adamc@303 1451 | fident EQ sqlexp COMMA fsets ((fident, sqlexp) :: fsets)
adamc@303 1452
adamc@200 1453 idents : ident ([ident])
adamc@200 1454 | ident DOT idents (ident :: idents)
adamc@200 1455
adamc@195 1456 etuple : eexp COMMA eexp ([eexp1, eexp2])
adamc@195 1457 | eexp COMMA etuple (eexp :: etuple)
adamc@195 1458
adamc@170 1459 branch : pat DARROW eexp (pat, eexp)
adamc@170 1460
adamc@170 1461 branchs: ([])
adamc@170 1462 | BAR branch branchs (branch :: branchs)
adamc@170 1463
adamc@822 1464 patS : pterm (pterm)
adamc@822 1465 | pterm DCOLON patS (let
adamc@822 1466 val loc = s (ptermleft, patSright)
adamc@762 1467 in
adamc@762 1468 (PCon (["Basis"], "Cons", SOME (PRecord ([("1", pterm),
adamc@822 1469 ("2", patS)], false), loc)),
adamc@762 1470 loc)
adamc@762 1471 end)
adamc@822 1472 | patS COLON cexp (PAnnot (patS, cexp), s (patSleft, cexpright))
adamc@822 1473
adamc@822 1474 pat : patS (patS)
adamc@822 1475 | cpath pterm (PCon (#1 cpath, #2 cpath, SOME pterm), s (cpathleft, ptermright))
adamc@170 1476
adamc@170 1477 pterm : SYMBOL (PVar SYMBOL, s (SYMBOLleft, SYMBOLright))
adamc@170 1478 | cpath (PCon (#1 cpath, #2 cpath, NONE), s (cpathleft, cpathright))
adamc@170 1479 | UNDER (PWild, s (UNDERleft, UNDERright))
adamc@173 1480 | INT (PPrim (Prim.Int INT), s (INTleft, INTright))
adam@1420 1481 | MINUS INT (PPrim (Prim.Int (~INT)), s (MINUSleft, INTright))
adamc@173 1482 | STRING (PPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@821 1483 | CHAR (PPrim (Prim.Char CHAR), s (CHARleft, CHARright))
adamc@170 1484 | LPAREN pat RPAREN (pat)
adamc@174 1485 | LBRACE RBRACE (PRecord ([], false), s (LBRACEleft, RBRACEright))
adamc@174 1486 | UNIT (PRecord ([], false), s (UNITleft, UNITright))
adamc@174 1487 | LBRACE rpat RBRACE (PRecord rpat, s (LBRACEleft, RBRACEright))
adamc@195 1488 | LPAREN ptuple RPAREN (PRecord (ListUtil.mapi (fn (i, p) => (Int.toString (i + 1), p)) ptuple,
adamc@195 1489 false),
adamc@195 1490 s (LPARENleft, RPARENright))
adamc@762 1491 | LBRACK RBRACK (PCon (["Basis"], "Nil", NONE), s (LBRACKleft, RBRACKright))
adamc@174 1492
adamc@175 1493 rpat : CSYMBOL EQ pat ([(CSYMBOL, pat)], false)
adamc@243 1494 | INT EQ pat ([(Int64.toString INT, pat)], false)
adamc@174 1495 | DOTDOTDOT ([], true)
adamc@175 1496 | CSYMBOL EQ pat COMMA rpat ((CSYMBOL, pat) :: #1 rpat, #2 rpat)
adamc@243 1497 | INT EQ pat COMMA rpat ((Int64.toString INT, pat) :: #1 rpat, #2 rpat)
adamc@170 1498
adamc@195 1499 ptuple : pat COMMA pat ([pat1, pat2])
adamc@195 1500 | pat COMMA ptuple (pat :: ptuple)
adamc@195 1501
adamc@12 1502 rexp : ([])
adamc@12 1503 | ident EQ eexp ([(ident, eexp)])
adamc@12 1504 | ident EQ eexp COMMA rexp ((ident, eexp) :: rexp)
adamc@91 1505
adamc@141 1506 xml : xmlOne xml (let
adamc@141 1507 val pos = s (xmlOneleft, xmlright)
adamc@141 1508 in
adamc@720 1509 (EApp ((EApp (
adamc@720 1510 (EVar (["Basis"], "join", Infer), pos),
adamc@720 1511 xmlOne), pos),
adamc@720 1512 xml), pos)
adamc@141 1513 end)
adamc@141 1514 | xmlOne (xmlOne)
adamc@91 1515
adamc@1045 1516 xmlOpt : xml (xml)
adamc@1045 1517 | (EApp ((EVar (["Basis"], "cdata", Infer), dummy),
adamc@1045 1518 (EPrim (Prim.String ""), dummy)),
adamc@1045 1519 dummy)
adamc@1045 1520
adamc@403 1521 xmlOne : NOTAGS (EApp ((EVar (["Basis"], "cdata", Infer), s (NOTAGSleft, NOTAGSright)),
adamc@141 1522 (EPrim (Prim.String NOTAGS), s (NOTAGSleft, NOTAGSright))),
adamc@141 1523 s (NOTAGSleft, NOTAGSright))
adamc@141 1524 | tag DIVIDE GT (let
adamc@141 1525 val pos = s (tagleft, GTright)
adamc@710 1526
adamc@710 1527 val cdata =
adamc@756 1528 if #1 (#1 tag) = "submit" orelse #1 (#1 tag) = "dyn" then
adamc@710 1529 let
adamc@710 1530 val e = (EVar (["Basis"], "cdata", DontInfer), pos)
adamc@710 1531 val e = (ECApp (e, (CWild (KWild, pos), pos)), pos)
adamc@710 1532 in
adamc@710 1533 (ECApp (e, (CRecord [], pos)), pos)
adamc@710 1534 end
adamc@710 1535 else
adamc@710 1536 (EVar (["Basis"], "cdata", Infer), pos)
adamc@710 1537
adamc@710 1538 val cdata = (EApp (cdata,
adamc@710 1539 (EPrim (Prim.String ""), pos)),
adamc@710 1540 pos)
adamc@141 1541 in
adam@1643 1542 (EApp (#4 tag, cdata), pos)
adamc@141 1543 end)
adamc@141 1544
adamc@1045 1545 | tag GT xmlOpt END_TAG (let
adam@1563 1546 fun tagOut s =
adam@1563 1547 case s of
adam@1563 1548 "tabl" => "table"
adam@1563 1549 | _ => s
adam@1563 1550
adamc@141 1551 val pos = s (tagleft, GTright)
adamc@325 1552 val et = tagIn END_TAG
adamc@141 1553 in
adamc@756 1554 if #1 (#1 tag) = et then
adamc@361 1555 if et = "form" then
adam@1412 1556 let
adam@1412 1557 val e = (EVar (["Basis"], "form", Infer), pos)
adam@1412 1558 val e = (EApp (e, case #2 tag of
adam@1412 1559 NONE => (EVar (["Basis"], "None", Infer), pos)
adam@1412 1560 | SOME c => (EApp ((EVar (["Basis"], "Some", Infer), pos), c), pos)), pos)
adam@1412 1561 in
adam@1651 1562 case #3 tag of
adam@1651 1563 NONE => ()
adam@1651 1564 | SOME _ => ErrorMsg.errorAt pos "<form> does not support 'dynClass' attribute";
adam@1412 1565 (EApp (e, xmlOpt), pos)
adam@1412 1566 end
adamc@1093 1567 else if et = "subform" orelse et = "subforms" then
adamc@1093 1568 (EApp (#2 (#1 tag),
adamc@1045 1569 xmlOpt), pos)
adamc@758 1570 else if et = "entry" then
adamc@758 1571 (EApp ((EVar (["Basis"], "entry", Infer), pos),
adamc@1045 1572 xmlOpt), pos)
adamc@141 1573 else
adam@1643 1574 (EApp (#4 tag, xmlOpt), pos)
adamc@141 1575 else
adamc@325 1576 (if ErrorMsg.anyErrors () then
adamc@325 1577 ()
adamc@325 1578 else
adamc@1189 1579 ErrorMsg.errorAt pos ("Begin tag <"
adam@1563 1580 ^ tagOut (#1 (#1 tag))
adamc@1189 1581 ^ "> and end tag </"
adam@1563 1582 ^ tagOut et
adamc@1189 1583 ^ "> don't match.");
adamc@623 1584 (EWild, pos))
adamc@141 1585 end)
adamc@141 1586 | LBRACE eexp RBRACE (eexp)
adamc@391 1587 | LBRACE LBRACK eexp RBRACK RBRACE (let
adamc@391 1588 val loc = s (LBRACEleft, RBRACEright)
adamc@403 1589 val e = (EVar (["Top"], "txt", Infer), loc)
adamc@391 1590 in
adamc@391 1591 (EApp (e, eexp), loc)
adamc@391 1592 end)
adamc@92 1593
adamc@141 1594 tag : tagHead attrs (let
adamc@141 1595 val pos = s (tagHeadleft, attrsright)
adamc@721 1596
adamc@721 1597 val e = (EVar (["Basis"], "tag", Infer), pos)
adamc@721 1598 val eo = case #1 attrs of
adam@1749 1599 NONE => (EVar (["Basis"], "null", Infer), pos)
adam@1749 1600 | SOME (EPrim (Prim.String s), pos) => parseClass s pos
adam@1749 1601 | SOME e => e
adamc@721 1602 val e = (EApp (e, eo), pos)
adam@1643 1603 val eo = case #2 attrs of
adam@1643 1604 NONE => (EVar (["Basis"], "None", Infer), pos)
adam@1643 1605 | SOME e => (EApp ((EVar (["Basis"], "Some", Infer), pos),
adam@1643 1606 e), pos)
adam@1643 1607 val e = (EApp (e, eo), pos)
adam@1750 1608 val eo = case #3 attrs of
adam@1750 1609 NONE => (EVar (["Basis"], "noStyle", Infer), pos)
adam@1750 1610 | SOME (EPrim (Prim.String s), pos) => parseStyle s pos
adam@1750 1611 | SOME e => e
adam@1750 1612 val e = (EApp (e, eo), pos)
adam@1751 1613 val eo = case #4 attrs of
adam@1751 1614 NONE => (EVar (["Basis"], "None", Infer), pos)
adam@1751 1615 | SOME e => (EApp ((EVar (["Basis"], "Some", Infer), pos),
adam@1751 1616 e), pos)
adam@1751 1617 val e = (EApp (e, eo), pos)
adam@1751 1618 val e = (EApp (e, (ERecord (#5 attrs), pos)), pos)
adamc@721 1619 val e = (EApp (e, (EApp (#2 tagHead,
adamc@721 1620 (ERecord [], pos)), pos)), pos)
adamc@141 1621 in
adam@1643 1622 (tagHead, #1 attrs, #2 attrs, e)
adamc@141 1623 end)
adamc@141 1624
adamc@141 1625 tagHead: BEGIN_TAG (let
adamc@325 1626 val bt = tagIn BEGIN_TAG
adamc@141 1627 val pos = s (BEGIN_TAGleft, BEGIN_TAGright)
adamc@141 1628 in
adamc@325 1629 (bt,
adamc@473 1630 (EVar (["Basis"], bt, Infer), pos))
adamc@141 1631 end)
adamc@141 1632 | tagHead LBRACE cexp RBRACE (#1 tagHead, (ECApp (#2 tagHead, cexp), s (tagHeadleft, RBRACEright)))
adamc@92 1633
adam@1751 1634 attrs : (NONE, NONE, NONE, NONE, [])
adamc@721 1635 | attr attrs (let
adamc@721 1636 val loc = s (attrleft, attrsright)
adamc@721 1637 in
adamc@721 1638 case attr of
adamc@721 1639 Class e =>
adamc@721 1640 (case #1 attrs of
adamc@721 1641 NONE => ()
adamc@721 1642 | SOME _ => ErrorMsg.errorAt loc "Multiple classes specified for tag";
adam@1751 1643 (SOME e, #2 attrs, #3 attrs, #4 attrs, #5 attrs))
adam@1643 1644 | DynClass e =>
adam@1643 1645 (case #2 attrs of
adam@1643 1646 NONE => ()
adam@1643 1647 | SOME _ => ErrorMsg.errorAt loc "Multiple dynamic classes specified for tag";
adam@1751 1648 (#1 attrs, SOME e, #3 attrs, #4 attrs, #5 attrs))
adam@1750 1649 | Style e =>
adam@1750 1650 (case #3 attrs of
adam@1750 1651 NONE => ()
adam@1750 1652 | SOME _ => ErrorMsg.errorAt loc "Multiple styles specified for tag";
adam@1751 1653 (#1 attrs, #2 attrs, SOME e, #4 attrs, #5 attrs))
adam@1751 1654 | DynStyle e =>
adam@1751 1655 (case #4 attrs of
adam@1751 1656 NONE => ()
adam@1751 1657 | SOME _ => ErrorMsg.errorAt loc "Multiple dynamic classes specified for tag";
adam@1751 1658 (#1 attrs, #2 attrs, #3 attrs, SOME e, #5 attrs))
adamc@721 1659 | Normal xe =>
adam@1751 1660 (#1 attrs, #2 attrs, #3 attrs, #4 attrs, xe :: #5 attrs)
adamc@721 1661 end)
adamc@104 1662
adam@1643 1663 attr : SYMBOL EQ attrv (case SYMBOL of
adam@1643 1664 "class" => Class attrv
adam@1643 1665 | "dynClass" => DynClass attrv
adam@1750 1666 | "style" => Style attrv
adam@1751 1667 | "dynStyle" => DynStyle attrv
adam@1643 1668 | _ =>
adamc@724 1669 let
adamc@724 1670 val sym =
adamc@724 1671 case SYMBOL of
adamc@724 1672 "type" => "Typ"
adamc@724 1673 | x => capitalize x
adamc@724 1674 in
adamc@724 1675 Normal ((CName sym, s (SYMBOLleft, SYMBOLright)),
adamc@724 1676 if (sym = "Href" orelse sym = "Src")
adamc@724 1677 andalso (case #1 attrv of
adamc@724 1678 EPrim _ => true
adamc@724 1679 | _ => false) then
adamc@724 1680 let
adamc@724 1681 val loc = s (attrvleft, attrvright)
adamc@724 1682 in
adamc@724 1683 (EApp ((EVar (["Basis"], "bless", Infer), loc),
adamc@724 1684 attrv), loc)
adamc@724 1685 end
adamc@724 1686 else
adamc@724 1687 attrv)
adamc@724 1688 end)
adamc@204 1689
adamc@104 1690 attrv : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@104 1691 | FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adamc@104 1692 | STRING (EPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@110 1693 | LBRACE eexp RBRACE (eexp)
adamc@226 1694
adamc@232 1695 query : query1 obopt lopt ofopt (let
adamc@229 1696 val loc = s (query1left, query1right)
adamc@230 1697
adamc@230 1698 val re = (ERecord [((CName "Rows", loc),
adamc@230 1699 query1),
adamc@230 1700 ((CName "OrderBy", loc),
adamc@231 1701 obopt),
adamc@231 1702 ((CName "Limit", loc),
adamc@232 1703 lopt),
adamc@232 1704 ((CName "Offset", loc),
adamc@232 1705 ofopt)], loc)
adamc@229 1706 in
adamc@403 1707 (EApp ((EVar (["Basis"], "sql_query", Infer), loc), re), loc)
adamc@229 1708 end)
adamc@993 1709
adamc@993 1710 dopt : (EVar (["Basis"], "False", Infer), dummy)
adamc@993 1711 | DISTINCT (EVar (["Basis"], "True", Infer),
adamc@993 1712 s (DISTINCTleft, DISTINCTright))
adamc@993 1713
adamc@993 1714 query1 : SELECT dopt select FROM tables wopt gopt hopt
adamc@209 1715 (let
adamc@204 1716 val loc = s (SELECTleft, tablesright)
adamc@207 1717
adamc@1070 1718 val (empties, sel, exps) =
adamc@207 1719 case select of
adamc@1070 1720 Star => ([],
adamc@1070 1721 map (fn nm =>
adamc@233 1722 (nm, (CTuple [(CWild (KRecord (KType, loc), loc),
adamc@233 1723 loc),
adamc@233 1724 (CRecord [], loc)],
adamc@748 1725 loc))) (#1 tables),
adamc@233 1726 [])
adamc@207 1727 | Items sis =>
adamc@207 1728 let
adam@1627 1729 val tabs = map (fn nm => (nm, Unknown)) (#1 tables)
adamc@1194 1730 val (_, tabs, exps) = foldl (amend_select loc)
adamc@1194 1731 (1, tabs, []) sis
adam@1627 1732 val empties = List.mapPartial (fn (nm, c) =>
adam@1627 1733 case c of
adam@1627 1734 Unknown => SOME nm
adam@1627 1735 | Selective (CRecord [], _) => SOME nm
adam@1627 1736 | _ => NONE) tabs
adamc@207 1737 in
adamc@1070 1738 (empties,
adamc@1070 1739 map (fn (nm, c) => (nm,
adam@1627 1740 case c of
adam@1627 1741 Everything =>
adam@1627 1742 (CTuple [(CWild (KRecord (KType, loc), loc), loc),
adam@1627 1743 (CRecord [], loc)], loc)
adam@1627 1744 | _ =>
adam@1627 1745 let
adam@1627 1746 val c = case c of
adam@1627 1747 Selective c => c
adam@1627 1748 | _ => (CRecord [], loc)
adam@1627 1749 in
adam@1627 1750 (CTuple [c,
adam@1627 1751 (CWild (KRecord (KType, loc), loc),
adam@1627 1752 loc)], loc)
adam@1627 1753 end)) tabs,
adamc@233 1754 exps)
adamc@207 1755 end
adamc@207 1756
adam@1778 1757 val exps = map (fn (c, e) => (c, (EApp ((EVar (["Basis"], "sql_window", Infer), loc), e), loc))) exps
adam@1778 1758
adamc@207 1759 val sel = (CRecord sel, loc)
adamc@207 1760
adamc@226 1761 val grp = case gopt of
adamc@403 1762 NONE => (ECApp ((EVar (["Basis"], "sql_subset_all",
adamc@403 1763 Infer), loc),
adamc@226 1764 (CWild (KRecord (KRecord (KType, loc), loc),
adamc@226 1765 loc), loc)), loc)
adamc@226 1766 | SOME gis =>
adamc@226 1767 let
adamc@748 1768 val tabs = map (fn nm =>
adamc@748 1769 (nm, (CRecord [], loc))) (#1 tables)
adamc@226 1770 val tabs = foldl (amend_group loc) tabs gis
adamc@226 1771
adamc@226 1772 val tabs = map (fn (nm, c) =>
adamc@226 1773 (nm,
adamc@226 1774 (CTuple [c,
adamc@226 1775 (CWild (KRecord (KType, loc),
adamc@226 1776 loc),
adamc@226 1777 loc)], loc))) tabs
adamc@226 1778 in
adamc@403 1779 (ECApp ((EVar (["Basis"], "sql_subset", Infer), loc),
adamc@226 1780 (CRecord tabs, loc)), loc)
adamc@226 1781 end
adamc@226 1782
adamc@403 1783 val e = (EVar (["Basis"], "sql_query1", Infer), loc)
adamc@1070 1784 val e = (ECApp (e, (CRecord (map (fn nm => (nm, (CUnit, loc))) empties),
adamc@1070 1785 loc)), loc)
adamc@993 1786 val re = (ERecord [((CName "Distinct", loc),
adamc@993 1787 dopt),
adamc@993 1788 ((CName "From", loc),
adamc@748 1789 #2 tables),
adamc@209 1790 ((CName "Where", loc),
adamc@223 1791 wopt),
adamc@224 1792 ((CName "GroupBy", loc),
adamc@226 1793 grp),
adamc@224 1794 ((CName "Having", loc),
adamc@224 1795 hopt),
adamc@223 1796 ((CName "SelectFields", loc),
adamc@403 1797 (ECApp ((EVar (["Basis"], "sql_subset", Infer), loc),
adamc@233 1798 sel), loc)),
adamc@233 1799 ((CName "SelectExps", loc),
adamc@233 1800 (ERecord exps, loc))], loc)
adamc@223 1801
adamc@209 1802 val e = (EApp (e, re), loc)
adamc@204 1803 in
adamc@207 1804 e
adamc@204 1805 end)
adam@1427 1806 | query1 UNION query1 (sql_relop ("union", false, query11, query12, s (query11left, query12right)))
adam@1427 1807 | query1 INTERSECT query1 (sql_relop ("intersect", false, query11, query12, s (query11left, query12right)))
adam@1427 1808 | query1 EXCEPT query1 (sql_relop ("except", false, query11, query12, s (query11left, query12right)))
adam@1427 1809 | query1 UNION ALL query1 (sql_relop ("union", true, query11, query12, s (query11left, query12right)))
adam@1427 1810 | query1 INTERSECT ALL query1 (sql_relop ("intersect", true, query11, query12, s (query11left, query12right)))
adam@1427 1811 | query1 EXCEPT ALL query1 (sql_relop ("except", true, query11, query12, s (query11left, query12right)))
adamc@1070 1812 | LBRACE LBRACE LBRACE eexp RBRACE RBRACE RBRACE (eexp)
adamc@204 1813
adamc@749 1814 tables : fitem (fitem)
adamc@749 1815 | fitem COMMA tables (let
adamc@749 1816 val loc = s (fitemleft, tablesright)
adamc@748 1817
adamc@748 1818 val e = (EVar (["Basis"], "sql_from_comma", Infer), loc)
adamc@749 1819 val e = (EApp (e, #2 fitem), loc)
adamc@748 1820 in
adamc@749 1821 (#1 fitem @ #1 tables,
adamc@748 1822 (EApp (e, #2 tables), loc))
adamc@748 1823 end)
adamc@204 1824
adamc@749 1825 fitem : table' ([#1 table'], #2 table')
adamc@1265 1826 | LBRACE LBRACE eexp RBRACE RBRACE (tnamesOf eexp, eexp)
adamc@749 1827 | fitem JOIN fitem ON sqlexp (let
adamc@749 1828 val loc = s (fitem1left, sqlexpright)
adamc@749 1829
adamc@749 1830 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749 1831 val e = (EApp (e, #2 fitem1), loc)
adamc@749 1832 val e = (EApp (e, #2 fitem2), loc)
adamc@749 1833 in
adamc@749 1834 (#1 fitem1 @ #1 fitem2,
adamc@749 1835 (EApp (e, sqlexp), loc))
adamc@749 1836 end)
adamc@749 1837 | fitem INNER JOIN fitem ON sqlexp (let
adamc@749 1838 val loc = s (fitem1left, sqlexpright)
adamc@749 1839
adamc@749 1840 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749 1841 val e = (EApp (e, #2 fitem1), loc)
adamc@749 1842 val e = (EApp (e, #2 fitem2), loc)
adamc@749 1843 in
adamc@749 1844 (#1 fitem1 @ #1 fitem2,
adamc@749 1845 (EApp (e, sqlexp), loc))
adamc@749 1846 end)
adamc@749 1847 | fitem CROSS JOIN fitem (let
adamc@749 1848 val loc = s (fitem1left, fitem2right)
adamc@749 1849
adamc@749 1850 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749 1851 val e = (EApp (e, #2 fitem1), loc)
adamc@749 1852 val e = (EApp (e, #2 fitem2), loc)
adamc@749 1853 val tru = sql_inject (EVar (["Basis"], "True", Infer), loc)
adamc@749 1854 in
adamc@749 1855 (#1 fitem1 @ #1 fitem2,
adamc@749 1856 (EApp (e, tru), loc))
adamc@749 1857 end)
adamc@750 1858 | fitem LEFT JOIN fitem ON sqlexp (let
adamc@750 1859 val loc = s (fitem1left, sqlexpright)
adamc@750 1860
adamc@750 1861 val e = (EVar (["Basis"], "sql_left_join", Infer), loc)
adamc@750 1862 val e = (EApp (e, #2 fitem1), loc)
adamc@750 1863 val e = (EApp (e, #2 fitem2), loc)
adamc@750 1864 in
adamc@750 1865 (#1 fitem1 @ #1 fitem2,
adamc@750 1866 (EApp (e, sqlexp), loc))
adamc@750 1867 end)
adamc@751 1868 | fitem LEFT OUTER JOIN fitem ON sqlexp (let
adamc@751 1869 val loc = s (fitem1left, sqlexpright)
adamc@751 1870
adamc@751 1871 val e = (EVar (["Basis"], "sql_left_join", Infer), loc)
adamc@751 1872 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1873 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1874 in
adamc@751 1875 (#1 fitem1 @ #1 fitem2,
adamc@751 1876 (EApp (e, sqlexp), loc))
adamc@751 1877 end)
adamc@751 1878 | fitem RIGHT JOIN fitem ON sqlexp (let
adamc@751 1879 val loc = s (fitem1left, sqlexpright)
adamc@751 1880
adamc@751 1881 val e = (EVar (["Basis"], "sql_right_join", Infer), loc)
adamc@751 1882 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1883 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1884 in
adamc@751 1885 (#1 fitem1 @ #1 fitem2,
adamc@751 1886 (EApp (e, sqlexp), loc))
adamc@751 1887 end)
adamc@751 1888 | fitem RIGHT OUTER JOIN fitem ON sqlexp (let
adamc@751 1889 val loc = s (fitem1left, sqlexpright)
adamc@751 1890
adamc@751 1891 val e = (EVar (["Basis"], "sql_right_join", Infer), loc)
adamc@751 1892 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1893 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1894 in
adamc@751 1895 (#1 fitem1 @ #1 fitem2,
adamc@751 1896 (EApp (e, sqlexp), loc))
adamc@751 1897 end)
adamc@751 1898 | fitem FULL JOIN fitem ON sqlexp (let
adamc@751 1899 val loc = s (fitem1left, sqlexpright)
adamc@751 1900
adamc@751 1901 val e = (EVar (["Basis"], "sql_full_join", Infer), loc)
adamc@751 1902 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1903 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1904 in
adamc@751 1905 (#1 fitem1 @ #1 fitem2,
adamc@751 1906 (EApp (e, sqlexp), loc))
adamc@751 1907 end)
adamc@751 1908 | fitem FULL OUTER JOIN fitem ON sqlexp (let
adamc@751 1909 val loc = s (fitem1left, sqlexpright)
adamc@751 1910
adamc@751 1911 val e = (EVar (["Basis"], "sql_full_join", Infer), loc)
adamc@751 1912 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1913 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1914 in
adamc@751 1915 (#1 fitem1 @ #1 fitem2,
adamc@751 1916 (EApp (e, sqlexp), loc))
adamc@751 1917 end)
adamc@1192 1918 | LPAREN query RPAREN AS tname (let
adamc@1192 1919 val loc = s (LPARENleft, RPARENright)
adamc@1192 1920
adamc@1192 1921 val e = (EVar (["Basis"], "sql_from_query", Infer), loc)
adamc@1192 1922 val e = (ECApp (e, tname), loc)
adamc@1192 1923 in
adamc@1192 1924 ([tname], (EApp (e, query), loc))
adamc@1192 1925 end)
adamc@749 1926
adamc@204 1927 tname : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@204 1928 | LBRACE cexp RBRACE (cexp)
adamc@204 1929
adamc@243 1930 table : SYMBOL ((CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright)),
adamc@403 1931 (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright)))
adamc@403 1932 | SYMBOL AS tname (tname, (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright)))
adamc@221 1933 | LBRACE LBRACE eexp RBRACE RBRACE AS tname (tname, eexp)
adamc@207 1934
adamc@748 1935 table' : table (let
adamc@748 1936 val loc = s (tableleft, tableright)
adamc@748 1937 val e = (EVar (["Basis"], "sql_from_table", Infer), loc)
adamc@748 1938 val e = (ECApp (e, #1 table), loc)
adamc@748 1939 in
adamc@748 1940 (#1 table, (EApp (e, #2 table), loc))
adamc@748 1941 end)
adamc@748 1942
adamc@243 1943 tident : SYMBOL (CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@207 1944 | CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@221 1945 | LBRACE LBRACE cexp RBRACE RBRACE (cexp)
adamc@207 1946
adamc@207 1947 fident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@207 1948 | LBRACE cexp RBRACE (cexp)
adamc@207 1949
adamc@207 1950 seli : tident DOT fident (Field (tident, fident))
adamc@1194 1951 | sqlexp (Exp (NONE, sqlexp))
adamc@1194 1952 | sqlexp AS fident (Exp (SOME fident, sqlexp))
adamc@341 1953 | tident DOT LBRACE LBRACE cexp RBRACE RBRACE (Fields (tident, cexp))
adam@1627 1954 | tident DOT STAR (StarFields tident)
adamc@207 1955
adamc@207 1956 selis : seli ([seli])
adamc@207 1957 | seli COMMA selis (seli :: selis)
adamc@207 1958
adamc@207 1959 select : STAR (Star)
adamc@207 1960 | selis (Items selis)
adamc@209 1961
adamc@403 1962 sqlexp : TRUE (sql_inject (EVar (["Basis"], "True", Infer),
adamc@209 1963 s (TRUEleft, TRUEright)))
adamc@403 1964 | FALSE (sql_inject (EVar (["Basis"], "False", Infer),
adamc@209 1965 s (FALSEleft, FALSEright)))
adamc@209 1966
adamc@222 1967 | INT (sql_inject (EPrim (Prim.Int INT),
adamc@222 1968 s (INTleft, INTright)))
adamc@222 1969 | FLOAT (sql_inject (EPrim (Prim.Float FLOAT),
adamc@222 1970 s (FLOATleft, FLOATright)))
adamc@229 1971 | STRING (sql_inject (EPrim (Prim.String STRING),
adamc@229 1972 s (STRINGleft, STRINGright)))
adamc@441 1973 | CURRENT_TIMESTAMP (sql_nfunc ("current_timestamp",
adamc@441 1974 s (CURRENT_TIMESTAMPleft, CURRENT_TIMESTAMPright)))
adamc@222 1975
adamc@221 1976 | tident DOT fident (let
adamc@221 1977 val loc = s (tidentleft, fidentright)
adamc@403 1978 val e = (EVar (["Basis"], "sql_field", Infer), loc)
adamc@221 1979 val e = (ECApp (e, tident), loc)
adamc@221 1980 in
adamc@221 1981 (ECApp (e, fident), loc)
adamc@221 1982 end)
adamc@234 1983 | CSYMBOL (let
adamc@234 1984 val loc = s (CSYMBOLleft, CSYMBOLright)
adamc@310 1985 in
adamc@310 1986 if !inDml then
adamc@310 1987 let
adamc@403 1988 val e = (EVar (["Basis"], "sql_field", Infer), loc)
adamc@310 1989 val e = (ECApp (e, (CName "T", loc)), loc)
adamc@310 1990 in
adamc@310 1991 (ECApp (e, (CName CSYMBOL, loc)), loc)
adamc@310 1992 end
adamc@310 1993 else
adamc@310 1994 let
adamc@403 1995 val e = (EVar (["Basis"], "sql_exp", Infer), loc)
adamc@310 1996 in
adamc@310 1997 (ECApp (e, (CName CSYMBOL, loc)), loc)
adamc@310 1998 end
adamc@310 1999 end)
adamc@221 2000
adamc@471 2001 | LBRACE eexp RBRACE (eexp)
adamc@470 2002
adamc@559 2003 | sqlexp EQ sqlexp (sql_binary ("eq", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 2004 | sqlexp NE sqlexp (sql_binary ("ne", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 2005 | sqlexp LT sqlexp (sql_binary ("lt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 2006 | sqlexp LE sqlexp (sql_binary ("le", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 2007 | sqlexp GT sqlexp (sql_binary ("gt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 2008 | sqlexp GE sqlexp (sql_binary ("ge", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 2009
adamc@559 2010 | sqlexp PLUS sqlexp (sql_binary ("plus", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 2011 | sqlexp MINUS sqlexp (sql_binary ("minus", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 2012 | sqlexp STAR sqlexp (sql_binary ("times", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 2013 | sqlexp DIVIDE sqlexp (sql_binary ("div", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 2014 | sqlexp MOD sqlexp (sql_binary ("mod", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@219 2015
adamc@220 2016 | sqlexp CAND sqlexp (sql_binary ("and", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@220 2017 | sqlexp OR sqlexp (sql_binary ("or", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 2018
kkallio@1607 2019 | sqlexp LIKE sqlexp (sql_binary ("like", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
kkallio@1607 2020
adamc@220 2021 | NOT sqlexp (sql_unary ("not", sqlexp, s (NOTleft, sqlexpright)))
adamc@559 2022 | MINUS sqlexp (sql_unary ("neg", sqlexp, s (MINUSleft, sqlexpright)))
adamc@220 2023
adamc@470 2024 | sqlexp IS NULL (let
adamc@470 2025 val loc = s (sqlexpleft, NULLright)
adamc@470 2026 in
adamc@470 2027 (EApp ((EVar (["Basis"], "sql_is_null", Infer), loc),
adamc@470 2028 sqlexp), loc)
adamc@470 2029 end)
adamc@470 2030
kkallio@1572 2031 | CIF sqlexp CTHEN sqlexp CELSE sqlexp (let
kkallio@1572 2032 val loc = s (CIFleft, sqlexp3right)
kkallio@1572 2033 val e = (EVar (["Basis"], "sql_if_then_else", Infer), loc)
kkallio@1572 2034 in
kkallio@1572 2035 (EApp ((EApp ((EApp (e, sqlexp1), loc), sqlexp2), loc), sqlexp3), loc)
kkallio@1572 2036 end)
kkallio@1572 2037
adamc@471 2038 | LBRACE LBRACK eexp RBRACK RBRACE (sql_inject (#1 eexp,
adamc@471 2039 s (LBRACEleft, RBRACEright)))
adamc@220 2040 | LPAREN sqlexp RPAREN (sqlexp)
adamc@210 2041
adamc@467 2042 | NULL (sql_inject ((EVar (["Basis"], "None", Infer),
adamc@467 2043 s (NULLleft, NULLright))))
adamc@467 2044
adam@1778 2045 | COUNT LPAREN STAR RPAREN window(let
adam@1778 2046 val loc = s (COUNTleft, windowright)
adam@1778 2047 in
adam@1778 2048 case window of
adam@1778 2049 NONE => (EVar (["Basis"], "sql_count", Infer), loc)
adam@1778 2050 | SOME _ => applyWindow loc (EVar (["Basis"], "sql_window_count", Infer), loc) window
adam@1778 2051 end)
adam@1778 2052 | COUNT LPAREN sqlexp RPAREN window(let
adam@1778 2053 val loc = s (COUNTleft, RPARENright)
adam@1778 2054 val e = (EVar (["Basis"], "sql_count_col", Infer), loc)
adam@1778 2055 in
adam@1778 2056 case window of
adam@1778 2057 NONE =>
adam@1778 2058 let
adam@1778 2059 val e = (EApp ((EVar (["Basis"], "sql_aggregate", Infer), loc),
adam@1778 2060 e), loc)
adam@1778 2061 in
adam@1778 2062 (EApp (e, sqlexp), loc)
adam@1778 2063 end
adam@1778 2064 | SOME _ =>
adam@1778 2065 let
adam@1778 2066 val e = (EVar (["Basis"], "sql_count_col", Infer), loc)
adam@1778 2067 val e = (EApp ((EVar (["Basis"], "sql_window_aggregate", Infer), loc),
adam@1778 2068 e), loc)
adam@1778 2069 in
adam@1778 2070 applyWindow loc (EApp (e, sqlexp), loc) window
adam@1778 2071 end
adam@1778 2072 end)
adam@1776 2073 | sqlagg LPAREN sqlexp RPAREN window (let
adam@1778 2074 val loc = s (sqlaggleft, RPARENright)
adam@1778 2075
adam@1776 2076 val e = (EVar (["Basis"], "sql_" ^ sqlagg, Infer), loc)
adam@1776 2077 in
adam@1776 2078 case window of
adam@1776 2079 NONE =>
adam@1776 2080 let
adam@1776 2081 val e = (EApp ((EVar (["Basis"], "sql_aggregate", Infer), loc),
adam@1776 2082 e), loc)
adam@1776 2083 in
adam@1776 2084 (EApp (e, sqlexp), loc)
adam@1776 2085 end
adam@1776 2086 | SOME _ =>
adam@1776 2087 let
adam@1776 2088 val e = (EApp ((EVar (["Basis"], "sql_window_aggregate", Infer), loc),
adam@1776 2089 e), loc)
adam@1776 2090 in
adam@1778 2091 applyWindow loc (EApp (e, sqlexp), loc) window
adam@1776 2092 end
adam@1776 2093 end)
adam@1778 2094 | RANK UNIT window (let
adam@1778 2095 val loc = s (RANKleft, windowright)
adam@1778 2096 in
adam@1778 2097 applyWindow loc (EVar (["Basis"], "sql_rank", Infer), loc) window
adam@1778 2098 end)
adam@1602 2099 | COALESCE LPAREN sqlexp COMMA sqlexp RPAREN
adam@1602 2100 (let
adam@1602 2101 val loc = s (COALESCEright, sqlexp2right)
adam@1602 2102 val e = (EVar (["Basis"], "sql_coalesce", Infer), loc)
adam@1602 2103 val e = (EApp (e, sqlexp1), loc)
adam@1602 2104 in
adam@1602 2105 (EApp (e, sqlexp2), loc)
adam@1602 2106 end)
adamc@746 2107 | fname LPAREN sqlexp RPAREN (let
adamc@746 2108 val loc = s (fnameleft, RPARENright)
adamc@746 2109
adamc@746 2110 val e = (EVar (["Basis"], "sql_ufunc", Infer), loc)
adamc@746 2111 val e = (EApp (e, fname), loc)
adamc@746 2112 in
adamc@746 2113 (EApp (e, sqlexp), loc)
adamc@746 2114 end)
adamc@1191 2115 | LPAREN query RPAREN (let
adamc@1191 2116 val loc = s (LPARENleft, RPARENright)
adamc@1191 2117
adamc@1191 2118 val e = (EVar (["Basis"], "sql_subquery", Infer), loc)
adamc@1191 2119 in
adamc@1191 2120 (EApp (e, query), loc)
adamc@1191 2121 end)
adamc@746 2122
adam@1776 2123 window : (NONE)
adam@1777 2124 | OVER LPAREN pbopt obopt RPAREN (SOME (pbopt, obopt))
adam@1777 2125
adam@1777 2126 pbopt : ((EVar (["Basis"], "sql_no_partition", Infer), dummy))
adam@1777 2127 | PARTITION BY sqlexp (let
adam@1777 2128 val loc = s (PARTITIONleft, sqlexpright)
adam@1777 2129
adam@1777 2130 val e = (EVar (["Basis"], "sql_partition", Infer), loc)
adam@1777 2131 in
adam@1777 2132 (EApp (e, sqlexp), loc)
adam@1777 2133 end)
adam@1776 2134
adamc@746 2135 fname : SYMBOL (EVar (["Basis"], "sql_" ^ SYMBOL, Infer), s (SYMBOLleft, SYMBOLright))
adamc@746 2136 | LBRACE eexp RBRACE (eexp)
adamc@235 2137
adamc@403 2138 wopt : (sql_inject (EVar (["Basis"], "True", Infer),
adamc@230 2139 dummy))
adamc@209 2140 | CWHERE sqlexp (sqlexp)
adamc@226 2141
adamc@226 2142 groupi : tident DOT fident (GField (tident, fident))
adam@1425 2143 | tident DOT LBRACE LBRACE cexp RBRACE RBRACE (GFields (tident, cexp))
adamc@226 2144
adamc@226 2145 groupis: groupi ([groupi])
adamc@226 2146 | groupi COMMA groupis (groupi :: groupis)
adamc@226 2147
adamc@226 2148 gopt : (NONE)
adamc@226 2149 | GROUP BY groupis (SOME groupis)
adamc@227 2150
adamc@403 2151 hopt : (sql_inject (EVar (["Basis"], "True", Infer),
adamc@230 2152 dummy))
adamc@227 2153 | HAVING sqlexp (sqlexp)
adamc@230 2154
adamc@403 2155 obopt : (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), dummy),
adamc@234 2156 (CWild (KRecord (KType, dummy), dummy), dummy)),
adamc@230 2157 dummy)
adamc@230 2158 | ORDER BY obexps (obexps)
adamc@230 2159
adamc@268 2160 obitem : sqlexp diropt (sqlexp, diropt)
adamc@268 2161
adamc@268 2162 obexps : obitem (let
adamc@268 2163 val loc = s (obitemleft, obitemright)
adamc@230 2164
adamc@403 2165 val e' = (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), loc),
adamc@234 2166 (CWild (KRecord (KType, loc), loc), loc)),
adamc@230 2167 loc)
adamc@403 2168 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons", Infer), loc),
adamc@268 2169 #1 obitem), loc)
adamc@268 2170 val e = (EApp (e, #2 obitem), loc)
adamc@230 2171 in
adamc@230 2172 (EApp (e, e'), loc)
adamc@230 2173 end)
adamc@268 2174 | obitem COMMA obexps (let
adamc@268 2175 val loc = s (obitemleft, obexpsright)
adamc@230 2176
adamc@403 2177 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons", Infer), loc),
adamc@268 2178 #1 obitem), loc)
adamc@268 2179 val e = (EApp (e, #2 obitem), loc)
adamc@230 2180 in
adamc@230 2181 (EApp (e, obexps), loc)
adamc@230 2182 end)
adam@1682 2183 | RANDOM popt (EVar (["Basis"], "sql_order_by_random", Infer), s (RANDOMleft, poptright))
adam@1682 2184
adam@1682 2185 popt : ()
adam@1682 2186 | LPAREN RPAREN ()
adam@1684 2187 | UNIT ()
adamc@231 2188
adamc@403 2189 diropt : (EVar (["Basis"], "sql_asc", Infer), dummy)
adamc@403 2190 | ASC (EVar (["Basis"], "sql_asc", Infer), s (ASCleft, ASCright))
adamc@403 2191 | DESC (EVar (["Basis"], "sql_desc", Infer), s (DESCleft, DESCright))
adam@1543 2192 | LBRACE eexp RBRACE (eexp)
adamc@268 2193
adamc@403 2194 lopt : (EVar (["Basis"], "sql_no_limit", Infer), dummy)
adamc@403 2195 | LIMIT ALL (EVar (["Basis"], "sql_no_limit", Infer), dummy)
adamc@231 2196 | LIMIT sqlint (let
adamc@231 2197 val loc = s (LIMITleft, sqlintright)
adamc@231 2198 in
adamc@403 2199 (EApp ((EVar (["Basis"], "sql_limit", Infer), loc), sqlint), loc)
adamc@231 2200 end)
adamc@231 2201
adamc@403 2202 ofopt : (EVar (["Basis"], "sql_no_offset", Infer), dummy)
adamc@232 2203 | OFFSET sqlint (let
adamc@232 2204 val loc = s (OFFSETleft, sqlintright)
adamc@232 2205 in
adamc@403 2206 (EApp ((EVar (["Basis"], "sql_offset", Infer), loc), sqlint), loc)
adamc@232 2207 end)
adamc@232 2208
adamc@231 2209 sqlint : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@231 2210 | LBRACE eexp RBRACE (eexp)
adamc@236 2211
adamc@236 2212 sqlagg : AVG ("avg")
adamc@236 2213 | SUM ("sum")
adamc@236 2214 | MIN ("min")
adamc@236 2215 | MAX ("max")