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annotate src/urweb.grm @ 1199:c316ca3c9ec6

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Pushing policies through
author Adam Chlipala <adamc@hcoop.net>
date Sun, 04 Apr 2010 12:29:34 -0400
parents 601a77af0477
children e8d68fd8ed4b
rev   line source
adamc@1191 1 (* Copyright (c) 2008-2010, 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
adamc@207 47
adamc@207 48 datatype select =
adamc@207 49 Star
adamc@207 50 | Items of select_item list
adamc@207 51
adamc@226 52 datatype group_item =
adamc@226 53 GField of con * con
adamc@226 54
adamc@207 55 fun eqTnames ((c1, _), (c2, _)) =
adamc@207 56 case (c1, c2) of
adamc@207 57 (CVar (ms1, x1), CVar (ms2, x2)) => ms1 = ms2 andalso x1 = x2
adamc@207 58 | (CName x1, CName x2) => x1 = x2
adamc@207 59 | _ => false
adamc@207 60
adamc@1194 61 fun amend_select loc (si, (count, tabs, exps)) =
adamc@233 62 case si of
adamc@233 63 Field (tx, fx) =>
adamc@233 64 let
adamc@233 65 val c = (CRecord ([(fx, (CWild (KType, loc), loc))]), loc)
adamc@207 66
adamc@233 67 val (tabs, found) = ListUtil.foldlMap (fn ((tx', c'), found) =>
adamc@233 68 if eqTnames (tx, tx') then
adamc@233 69 ((tx', (CConcat (c, c'), loc)), true)
adamc@233 70 else
adamc@233 71 ((tx', c'), found))
adamc@233 72 false tabs
adamc@233 73 in
adamc@233 74 if found then
adamc@233 75 ()
adamc@233 76 else
adamc@233 77 ErrorMsg.errorAt loc "Select of field from unbound table";
adamc@233 78
adamc@1194 79 (count, tabs, exps)
adamc@233 80 end
adamc@341 81 | Fields (tx, fs) =>
adamc@341 82 let
adamc@341 83 val (tabs, found) = ListUtil.foldlMap (fn ((tx', c'), found) =>
adamc@341 84 if eqTnames (tx, tx') then
adamc@341 85 ((tx', (CConcat (fs, c'), loc)), true)
adamc@341 86 else
adamc@341 87 ((tx', c'), found))
adamc@341 88 false tabs
adamc@341 89 in
adamc@341 90 if found then
adamc@341 91 ()
adamc@341 92 else
adamc@341 93 ErrorMsg.errorAt loc "Select of field from unbound table";
adamc@341 94
adamc@1194 95 (count, tabs, exps)
adamc@341 96 end
adamc@1194 97 | Exp (SOME c, e) => (count, tabs, (c, e) :: exps)
adamc@1194 98 | Exp (NONE, e) => (count+1, tabs, ((CName (Int.toString count), loc), e) :: exps)
adamc@207 99
adamc@226 100 fun amend_group loc (gi, tabs) =
adamc@226 101 let
adamc@226 102 val (tx, c) = case gi of
adamc@226 103 GField (tx, fx) => (tx, (CRecord ([(fx, (CWild (KType, loc), loc))]), loc))
adamc@226 104
adamc@226 105 val (tabs, found) = ListUtil.foldlMap (fn ((tx', c'), found) =>
adamc@226 106 if eqTnames (tx, tx') then
adamc@226 107 ((tx', (CConcat (c, c'), loc)), true)
adamc@226 108 else
adamc@226 109 ((tx', c'), found))
adamc@226 110 false tabs
adamc@226 111 in
adamc@226 112 if found then
adamc@226 113 ()
adamc@226 114 else
adamc@226 115 ErrorMsg.errorAt loc "Select of field from unbound table";
adamc@226 116
adamc@226 117 tabs
adamc@226 118 end
adamc@226 119
adamc@403 120 fun sql_inject (v, loc) =
adamc@403 121 (EApp ((EVar (["Basis"], "sql_inject", Infer), loc), (v, loc)), loc)
adamc@209 122
adamc@220 123 fun sql_binary (oper, sqlexp1, sqlexp2, loc) =
adamc@220 124 let
adamc@403 125 val e = (EVar (["Basis"], "sql_binary", Infer), loc)
adamc@403 126 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@220 127 val e = (EApp (e, sqlexp1), loc)
adamc@220 128 in
adamc@220 129 (EApp (e, sqlexp2), loc)
adamc@220 130 end
adamc@220 131
adamc@220 132 fun sql_unary (oper, sqlexp, loc) =
adamc@220 133 let
adamc@403 134 val e = (EVar (["Basis"], "sql_unary", Infer), loc)
adamc@403 135 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@220 136 in
adamc@220 137 (EApp (e, sqlexp), loc)
adamc@219 138 end
adamc@219 139
adamc@229 140 fun sql_relop (oper, sqlexp1, sqlexp2, loc) =
adamc@229 141 let
adamc@403 142 val e = (EVar (["Basis"], "sql_relop", Infer), loc)
adamc@403 143 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@229 144 val e = (EApp (e, sqlexp1), loc)
adamc@229 145 in
adamc@229 146 (EApp (e, sqlexp2), loc)
adamc@229 147 end
adamc@229 148
adamc@441 149 fun sql_nfunc (oper, loc) =
adamc@441 150 let
adamc@441 151 val e = (EVar (["Basis"], "sql_nfunc", Infer), loc)
adamc@441 152 in
adamc@441 153 (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@441 154 end
adamc@441 155
adamc@389 156 fun native_unop (oper, e1, loc) =
adamc@389 157 let
adamc@403 158 val e = (EVar (["Basis"], oper, Infer), loc)
adamc@389 159 in
adamc@389 160 (EApp (e, e1), loc)
adamc@389 161 end
adamc@389 162
adamc@256 163 fun native_op (oper, e1, e2, loc) =
adamc@256 164 let
adamc@403 165 val e = (EVar (["Basis"], oper, Infer), loc)
adamc@256 166 val e = (EApp (e, e1), loc)
adamc@256 167 in
adamc@256 168 (EApp (e, e2), loc)
adamc@256 169 end
adamc@256 170
adamc@310 171 val inDml = ref false
adamc@310 172
adamc@325 173 fun tagIn bt =
adamc@325 174 case bt of
adamc@325 175 "table" => "tabl"
adamc@325 176 | _ => bt
adamc@325 177
adamc@709 178 datatype prop_kind = Delete | Update
adamc@709 179
adamc@721 180 datatype attr = Class of exp | Normal of con * exp
adamc@721 181
adamc@822 182 fun patType loc (p : pat) =
adamc@822 183 case #1 p of
adamc@822 184 PAnnot (_, t) => t
adamc@822 185 | _ => (CWild (KType, loc), loc)
adamc@822 186
adamc@1 187 %%
adamc@244 188 %header (functor UrwebLrValsFn(structure Token : TOKEN))
adamc@1 189
adamc@1 190 %term
adamc@1 191 EOF
adamc@821 192 | STRING of string | INT of Int64.int | FLOAT of Real64.real | CHAR of char
adamc@1 193 | SYMBOL of string | CSYMBOL of string
adamc@1 194 | LPAREN | RPAREN | LBRACK | RBRACK | LBRACE | RBRACE
adamc@156 195 | EQ | COMMA | COLON | DCOLON | TCOLON | DOT | HASH | UNDER | UNDERUNDER | BAR
adamc@403 196 | PLUS | MINUS | DIVIDE | DOTDOTDOT | MOD | AT
adamc@623 197 | CON | LTYPE | VAL | REC | AND | FUN | MAP | UNIT | KUNIT | CLASS
adamc@156 198 | DATATYPE | OF
adamc@7 199 | TYPE | NAME
adamc@629 200 | ARROW | LARROW | DARROW | STAR | SEMI | KARROW | DKARROW | BANG
adamc@674 201 | FN | PLUSPLUS | MINUSMINUS | MINUSMINUSMINUS | DOLLAR | TWIDDLE | CARET
adamc@446 202 | LET | IN
adamc@1071 203 | STRUCTURE | SIGNATURE | STRUCT | SIG | END | FUNCTOR | WHERE | EXTERN | SQL | SELECT1
adamc@754 204 | INCLUDE | OPEN | CONSTRAINT | CONSTRAINTS | EXPORT | TABLE | SEQUENCE | VIEW
adamc@1199 205 | COOKIE | STYLE | TASK | POLICY
adamc@842 206 | CASE | IF | THEN | ELSE | ANDALSO | ORELSE
adamc@1 207
adamc@360 208 | XML_BEGIN of string | XML_END | XML_BEGIN_END of string
adamc@91 209 | NOTAGS of string
adamc@91 210 | BEGIN_TAG of string | END_TAG of string
adamc@91 211
adamc@993 212 | SELECT | DISTINCT | FROM | AS | CWHERE | GROUP | ORDER | BY | HAVING
adamc@229 213 | UNION | INTERSECT | EXCEPT
adamc@232 214 | LIMIT | OFFSET | ALL
adamc@220 215 | TRUE | FALSE | CAND | OR | NOT
adamc@236 216 | COUNT | AVG | SUM | MIN | MAX
adamc@268 217 | ASC | DESC
adamc@470 218 | INSERT | INTO | VALUES | UPDATE | SET | DELETE | NULL | IS
adamc@441 219 | CURRENT_TIMESTAMP
adamc@219 220 | NE | LT | LE | GT | GE
adamc@714 221 | CCONSTRAINT | UNIQUE | CHECK | PRIMARY | FOREIGN | KEY | ON | NO | ACTION | RESTRICT | CASCADE | REFERENCES
adamc@751 222 | JOIN | INNER | CROSS | OUTER | LEFT | RIGHT | FULL
adamc@204 223
adamc@30 224 %nonterm
adamc@1 225 file of decl list
adamc@1 226 | decls of decl list
adamc@325 227 | decl of decl list
adamc@123 228 | vali of string * con option * exp
adamc@123 229 | valis of (string * con option * exp) list
adamc@242 230 | copt of con option
adamc@1 231
adamc@191 232 | dargs of string list
adamc@156 233 | barOpt of unit
adamc@156 234 | dcons of (string * con option) list
adamc@805 235 | dtype of string * string list * (string * con option) list
adamc@805 236 | dtypes of (string * string list * (string * con option) list) list
adamc@156 237 | dcon of string * con option
adamc@156 238
adamc@707 239 | pkopt of exp
adamc@707 240 | commaOpt of unit
adamc@707 241
adamc@704 242 | cst of exp
adamc@704 243 | csts of exp
adamc@704 244 | cstopt of exp
adamc@704 245
adamc@1001 246 | ckl of (string * kind option) list
adamc@1001 247
adamc@709 248 | pmode of prop_kind * exp
adamc@709 249 | pkind of prop_kind
adamc@709 250 | prule of exp
adamc@709 251 | pmodes of (prop_kind * exp) list
adamc@709 252
adamc@30 253 | sgn of sgn
adamc@42 254 | sgntm of sgn
adamc@30 255 | sgi of sgn_item
adamc@30 256 | sgis of sgn_item list
adamc@30 257
adamc@30 258 | str of str
adamc@30 259
adamc@1 260 | kind of kind
adamc@207 261 | ktuple of kind list
adamc@1 262 | kcolon of explicitness
adamc@240 263 | kopt of kind option
adamc@1 264
adamc@34 265 | path of string list * string
adamc@156 266 | cpath of string list * string
adamc@34 267 | spath of str
adamc@59 268 | mpath of string list
adamc@34 269
adamc@1 270 | cexp of con
adamc@1 271 | capps of con
adamc@1 272 | cterm of con
adamc@195 273 | ctuple of con list
adamc@207 274 | ctuplev of con list
adamc@1 275 | ident of con
adamc@200 276 | idents of con list
adamc@1 277 | rcon of (con * con) list
adamc@83 278 | rconn of (con * con) list
adamc@1 279 | rcone of (con * con) list
adamc@239 280 | cargs of con * kind -> con * kind
adamc@239 281 | cargl of con * kind -> con * kind
adamc@240 282 | cargl2 of con * kind -> con * kind
adamc@239 283 | carg of con * kind -> con * kind
adamc@239 284 | cargp of con * kind -> con * kind
adamc@1 285
adamc@8 286 | eexp of exp
adamc@8 287 | eapps of exp
adamc@8 288 | eterm of exp
adamc@195 289 | etuple of exp list
adamc@12 290 | rexp of (con * exp) list
adamc@91 291 | xml of exp
adamc@91 292 | xmlOne of exp
adamc@1045 293 | xmlOpt of exp
adamc@756 294 | tag of (string * exp) * exp
adamc@141 295 | tagHead of string * exp
adamc@434 296 | bind of string * con option * exp
adamc@446 297 | edecl of edecl
adamc@446 298 | edecls of edecl list
adamc@8 299
adamc@241 300 | earg of exp * con -> exp * con
adamc@241 301 | eargp of exp * con -> exp * con
adamc@822 302 | earga of exp * con -> exp * con
adamc@241 303 | eargs of exp * con -> exp * con
adamc@241 304 | eargl of exp * con -> exp * con
adamc@242 305 | eargl2 of exp * con -> exp * con
adamc@241 306
adamc@170 307 | branch of pat * exp
adamc@170 308 | branchs of (pat * exp) list
adamc@170 309 | pat of pat
adamc@822 310 | patS of pat
adamc@170 311 | pterm of pat
adamc@174 312 | rpat of (string * pat) list * bool
adamc@195 313 | ptuple of pat list
adamc@170 314
adamc@721 315 | attrs of exp option * (con * exp) list
adamc@721 316 | attr of attr
adamc@104 317 | attrv of exp
adamc@104 318
adamc@204 319 | query of exp
adamc@226 320 | query1 of exp
adamc@993 321 | dopt of exp
adamc@748 322 | tables of con list * exp
adamc@749 323 | fitem of con list * exp
adamc@204 324 | tname of con
adamc@705 325 | tnameW of con * con
adamc@705 326 | tnames of (con * con) * (con * con) list
adamc@705 327 | tnames' of (con * con) * (con * con) list
adamc@204 328 | table of con * exp
adamc@748 329 | table' of con * exp
adamc@207 330 | tident of con
adamc@207 331 | fident of con
adamc@207 332 | seli of select_item
adamc@207 333 | selis of select_item list
adamc@207 334 | select of select
adamc@209 335 | sqlexp of exp
adamc@209 336 | wopt of exp
adamc@226 337 | groupi of group_item
adamc@226 338 | groupis of group_item list
adamc@226 339 | gopt of group_item list option
adamc@227 340 | hopt of exp
adamc@230 341 | obopt of exp
adamc@268 342 | obitem of exp * exp
adamc@230 343 | obexps of exp
adamc@268 344 | diropt of exp
adamc@231 345 | lopt of exp
adamc@232 346 | ofopt of exp
adamc@231 347 | sqlint of exp
adamc@236 348 | sqlagg of string
adamc@746 349 | fname of exp
adamc@207 350
adamc@302 351 | texp of exp
adamc@302 352 | fields of con list
adamc@302 353 | sqlexps of exp list
adamc@303 354 | fsets of (con * exp) list
adamc@310 355 | enterDml of unit
adamc@310 356 | leaveDml of unit
adamc@302 357
adamc@204 358
adamc@1 359 %verbose (* print summary of errors *)
adamc@1 360 %pos int (* positions *)
adamc@1 361 %start file
adamc@1 362 %pure
adamc@1 363 %eop EOF
adamc@1 364 %noshift EOF
adamc@1 365
adamc@244 366 %name Urweb
adamc@1 367
adamc@623 368 %right KARROW
adamc@623 369 %nonassoc DKARROW
adamc@243 370 %right SEMI
adamc@243 371 %nonassoc LARROW
adamc@195 372 %nonassoc IF THEN ELSE
adamc@843 373 %nonassoc DARROW
adamc@842 374 %left ANDALSO
adamc@842 375 %left ORELSE
adamc@1 376 %nonassoc COLON
adamc@6 377 %nonassoc DCOLON TCOLON
adamc@229 378 %left UNION INTERSECT EXCEPT
adamc@1 379 %right COMMA
adamc@751 380 %right JOIN INNER CROSS OUTER LEFT RIGHT FULL
adamc@220 381 %right OR
adamc@220 382 %right CAND
adamc@470 383 %nonassoc EQ NE LT LE GT GE IS
adamc@243 384 %right ARROW
adamc@837 385 %right CARET PLUSPLUS
adamc@837 386 %left MINUSMINUS MINUSMINUSMINUS
adamc@389 387 %left PLUS MINUS
adamc@389 388 %left STAR DIVIDE MOD
adamc@220 389 %left NOT
adamc@84 390 %nonassoc TWIDDLE
adamc@1 391 %nonassoc DOLLAR
adamc@1 392 %left DOT
adamc@221 393 %nonassoc LBRACE RBRACE
adamc@1 394
adamc@1 395 %%
adamc@1 396
adamc@1 397 file : decls (decls)
adamc@54 398 | SIG sgis ([(DSgn ("?", (SgnConst sgis, s (SIGleft, sgisright))),
adamc@54 399 s (SIGleft, sgisright))])
adamc@1 400
adamc@1 401 decls : ([])
adamc@325 402 | decl decls (decl @ decls)
adamc@1 403
adamc@240 404 decl : CON SYMBOL cargl2 kopt EQ cexp (let
adamc@240 405 val loc = s (CONleft, cexpright)
adamc@240 406
adamc@240 407 val k = Option.getOpt (kopt, (KWild, loc))
adamc@240 408 val (c, k) = cargl2 (cexp, k)
adamc@240 409 in
adamc@325 410 [(DCon (SYMBOL, SOME k, c), loc)]
adamc@240 411 end)
adamc@325 412 | LTYPE SYMBOL EQ cexp ([(DCon (SYMBOL, SOME (KType, s (LTYPEleft, cexpright)), cexp),
adamc@325 413 s (LTYPEleft, cexpright))])
adamc@805 414 | DATATYPE dtypes ([(DDatatype dtypes, s (DATATYPEleft, dtypesright))])
adamc@191 415 | DATATYPE SYMBOL dargs EQ DATATYPE CSYMBOL DOT path
adamc@191 416 (case dargs of
adamc@325 417 [] => [(DDatatypeImp (SYMBOL, CSYMBOL :: #1 path, #2 path), s (DATATYPEleft, pathright))]
adamc@191 418 | _ => raise Fail "Arguments specified for imported datatype")
adamc@325 419 | VAL vali ([(DVal vali, s (VALleft, valiright))])
adamc@325 420 | VAL REC valis ([(DValRec valis, s (VALleft, valisright))])
adamc@325 421 | FUN valis ([(DValRec valis, s (FUNleft, valisright))])
adamc@1 422
adamc@325 423 | SIGNATURE CSYMBOL EQ sgn ([(DSgn (CSYMBOL, sgn), s (SIGNATUREleft, sgnright))])
adamc@325 424 | STRUCTURE CSYMBOL EQ str ([(DStr (CSYMBOL, NONE, str), s (STRUCTUREleft, strright))])
adamc@325 425 | STRUCTURE CSYMBOL COLON sgn EQ str ([(DStr (CSYMBOL, SOME sgn, str), s (STRUCTUREleft, strright))])
adamc@42 426 | FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN EQ str
adamc@325 427 ([(DStr (CSYMBOL1, NONE,
adamc@325 428 (StrFun (CSYMBOL2, sgn1, NONE, str), s (FUNCTORleft, strright))),
adamc@325 429 s (FUNCTORleft, strright))])
adamc@42 430 | FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN COLON sgn EQ str
adamc@325 431 ([(DStr (CSYMBOL1, NONE,
adamc@325 432 (StrFun (CSYMBOL2, sgn1, SOME sgn2, str), s (FUNCTORleft, strright))),
adamc@325 433 s (FUNCTORleft, strright))])
adamc@325 434 | EXTERN STRUCTURE CSYMBOL COLON sgn ([(DFfiStr (CSYMBOL, sgn), s (EXTERNleft, sgnright))])
adamc@61 435 | OPEN mpath (case mpath of
adamc@61 436 [] => raise Fail "Impossible mpath parse [1]"
adamc@325 437 | m :: ms => [(DOpen (m, ms), s (OPENleft, mpathright))])
adamc@325 438 | OPEN mpath LPAREN str RPAREN (let
adamc@325 439 val loc = s (OPENleft, RPARENright)
adamc@325 440
adamc@325 441 val m = case mpath of
adamc@325 442 [] => raise Fail "Impossible mpath parse [4]"
adamc@325 443 | m :: ms =>
adamc@325 444 foldl (fn (m, str) => (StrProj (str, m), loc))
adamc@325 445 (StrVar m, loc) ms
adamc@325 446 in
adamc@325 447 [(DStr ("anon", NONE, (StrApp (m, str), loc)), loc),
adamc@325 448 (DOpen ("anon", []), loc)]
adamc@325 449 end)
adamc@88 450 | OPEN CONSTRAINTS mpath (case mpath of
adamc@88 451 [] => raise Fail "Impossible mpath parse [3]"
adamc@325 452 | m :: ms => [(DOpenConstraints (m, ms), s (OPENleft, mpathright))])
adamc@325 453 | CONSTRAINT cterm TWIDDLE cterm ([(DConstraint (cterm1, cterm2), s (CONSTRAINTleft, ctermright))])
adamc@325 454 | EXPORT spath ([(DExport spath, s (EXPORTleft, spathright))])
adamc@707 455 | TABLE SYMBOL COLON cterm pkopt commaOpt cstopt([(DTable (SYMBOL, entable cterm, pkopt, cstopt),
adamc@707 456 s (TABLEleft, cstoptright))])
adamc@338 457 | SEQUENCE SYMBOL ([(DSequence SYMBOL, s (SEQUENCEleft, SYMBOLright))])
adamc@754 458 | VIEW SYMBOL EQ query ([(DView (SYMBOL, query),
adamc@754 459 s (VIEWleft, queryright))])
adamc@754 460 | VIEW SYMBOL EQ LBRACE eexp RBRACE ([(DView (SYMBOL, eexp),
adamc@754 461 s (VIEWleft, RBRACEright))])
adamc@563 462 | CLASS SYMBOL EQ cexp (let
adamc@563 463 val loc = s (CLASSleft, cexpright)
adamc@563 464 in
adamc@563 465 [(DClass (SYMBOL, (KWild, loc), cexp), loc)]
adamc@563 466 end)
adamc@563 467 | CLASS SYMBOL DCOLON kind EQ cexp ([(DClass (SYMBOL, kind, cexp), s (CLASSleft, cexpright))])
adamc@211 468 | CLASS SYMBOL SYMBOL EQ cexp (let
adamc@211 469 val loc = s (CLASSleft, cexpright)
adamc@563 470 val k = (KWild, loc)
adamc@211 471 val c = (CAbs (SYMBOL2, SOME k, cexp), loc)
adamc@211 472 in
adamc@563 473 [(DClass (SYMBOL1, k, c), s (CLASSleft, cexpright))]
adamc@563 474 end)
adamc@563 475 | CLASS SYMBOL LPAREN SYMBOL DCOLON kind RPAREN EQ cexp (let
adamc@563 476 val loc = s (CLASSleft, cexpright)
adamc@563 477 val c = (CAbs (SYMBOL2, SOME kind, cexp), loc)
adamc@563 478 in
adamc@563 479 [(DClass (SYMBOL1, kind, c), s (CLASSleft, cexpright))]
adamc@211 480 end)
adamc@459 481 | COOKIE SYMBOL COLON cexp ([(DCookie (SYMBOL, cexp), s (COOKIEleft, cexpright))])
adamc@720 482 | STYLE SYMBOL ([(DStyle SYMBOL, s (STYLEleft, SYMBOLright))])
adamc@1075 483 | TASK eapps EQ eexp ([(DTask (eapps, eexp), s (TASKleft, eexpright))])
adamc@1199 484 | POLICY eexp ([(DPolicy eexp, s (POLICYleft, eexpright))])
adamc@30 485
adamc@805 486 dtype : SYMBOL dargs EQ barOpt dcons (SYMBOL, dargs, dcons)
adamc@805 487
adamc@805 488 dtypes : dtype ([dtype])
adamc@805 489 | dtype AND dtypes (dtype :: dtypes)
adamc@805 490
adamc@240 491 kopt : (NONE)
adamc@240 492 | DCOLON kind (SOME kind)
adamc@240 493
adamc@191 494 dargs : ([])
adamc@191 495 | SYMBOL dargs (SYMBOL :: dargs)
adamc@191 496
adamc@156 497 barOpt : ()
adamc@156 498 | BAR ()
adamc@156 499
adamc@156 500 dcons : dcon ([dcon])
adamc@156 501 | dcon BAR dcons (dcon :: dcons)
adamc@156 502
adamc@156 503 dcon : CSYMBOL (CSYMBOL, NONE)
adamc@156 504 | CSYMBOL OF cexp (CSYMBOL, SOME cexp)
adamc@156 505
adamc@242 506 vali : SYMBOL eargl2 copt EQ eexp (let
adamc@242 507 val loc = s (SYMBOLleft, eexpright)
adamc@242 508 val t = Option.getOpt (copt, (CWild (KType, loc), loc))
adamc@242 509
adamc@242 510 val (e, t) = eargl2 (eexp, t)
adamc@242 511 in
adamc@242 512 (SYMBOL, SOME t, e)
adamc@242 513 end)
adamc@242 514
adamc@242 515 copt : (NONE)
adamc@242 516 | COLON cexp (SOME cexp)
adamc@123 517
adamc@704 518 cstopt : (EVar (["Basis"], "no_constraint", Infer), dummy)
adamc@704 519 | csts (csts)
adamc@704 520
adamc@704 521 csts : CCONSTRAINT tname cst (let
adamc@704 522 val loc = s (CCONSTRAINTleft, cstright)
adamc@704 523
adamc@704 524 val e = (EVar (["Basis"], "one_constraint", Infer), loc)
adamc@704 525 val e = (ECApp (e, tname), loc)
adamc@704 526 in
adamc@704 527 (EApp (e, cst), loc)
adamc@704 528 end)
adamc@704 529 | csts COMMA csts (let
adamc@704 530 val loc = s (csts1left, csts2right)
adamc@704 531
adamc@704 532 val e = (EVar (["Basis"], "join_constraints", Infer), loc)
adamc@704 533 val e = (EApp (e, csts1), loc)
adamc@704 534 in
adamc@704 535 (EApp (e, csts2), loc)
adamc@704 536 end)
adamc@704 537 | LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adamc@704 538
adamc@704 539 cst : UNIQUE tnames (let
adamc@704 540 val loc = s (UNIQUEleft, tnamesright)
adamc@704 541
adamc@704 542 val e = (EVar (["Basis"], "unique", Infer), loc)
adamc@705 543 val e = (ECApp (e, #1 (#1 tnames)), loc)
adamc@705 544 val e = (ECApp (e, (CRecord (#2 tnames), loc)), loc)
adamc@704 545 in
adamc@1093 546 e
adamc@704 547 end)
adamc@709 548
adamc@714 549 | CHECK sqlexp (let
adamc@714 550 val loc = s (CHECKleft, sqlexpright)
adamc@714 551 in
adamc@714 552 (EApp ((EVar (["Basis"], "check", Infer), loc),
adamc@714 553 sqlexp), loc)
adamc@714 554 end)
adamc@714 555
adamc@709 556 | FOREIGN KEY tnames REFERENCES texp LPAREN tnames' RPAREN pmodes
adamc@709 557 (let
adamc@709 558 val loc = s (FOREIGNleft, pmodesright)
adamc@709 559
adamc@709 560 val mat = ListPair.foldrEq
adamc@709 561 (fn ((nm1, _), (nm2, _), mat) =>
adamc@709 562 let
adamc@709 563 val e = (EVar (["Basis"], "mat_cons", Infer), loc)
adamc@709 564 val e = (ECApp (e, nm1), loc)
adamc@709 565 val e = (ECApp (e, nm2), loc)
adamc@709 566 in
adamc@709 567 (EApp (e, mat), loc)
adamc@709 568 end)
adamc@709 569 (EVar (["Basis"], "mat_nil", Infer), loc)
adamc@709 570 (#1 tnames :: #2 tnames, #1 tnames' :: #2 tnames')
adamc@709 571
adamc@709 572 fun findMode mode =
adamc@709 573 let
adamc@709 574 fun findMode' pmodes =
adamc@709 575 case pmodes of
adamc@709 576 [] => (EVar (["Basis"], "no_action", Infer), loc)
adamc@709 577 | (mode', rule) :: pmodes' =>
adamc@709 578 if mode' = mode then
adamc@709 579 (if List.exists (fn (mode', _) => mode' = mode)
adamc@709 580 pmodes' then
adamc@709 581 ErrorMsg.errorAt loc "Duplicate propagation rule"
adamc@709 582 else
adamc@709 583 ();
adamc@709 584 rule)
adamc@709 585 else
adamc@709 586 findMode' pmodes'
adamc@709 587 in
adamc@709 588 findMode' pmodes
adamc@709 589 end
adamc@709 590
adamc@709 591 val e = (EVar (["Basis"], "foreign_key", Infer), loc)
adamc@709 592 val e = (EApp (e, mat), loc)
adamc@709 593 val e = (EApp (e, texp), loc)
adamc@709 594 in
adamc@709 595 (EApp (e, (ERecord [((CName "OnDelete", loc),
adamc@709 596 findMode Delete),
adamc@709 597 ((CName "OnUpdate", loc),
adamc@709 598 findMode Update)], loc)), loc)
adamc@709 599 end)
adamc@709 600
adamc@704 601 | LBRACE eexp RBRACE (eexp)
adamc@704 602
adamc@704 603 tnameW : tname (let
adamc@704 604 val loc = s (tnameleft, tnameright)
adamc@704 605 in
adamc@704 606 (tname, (CWild (KType, loc), loc))
adamc@704 607 end)
adamc@704 608
adamc@705 609 tnames : tnameW (tnameW, [])
adamc@705 610 | LPAREN tnames' RPAREN (tnames')
adamc@704 611
adamc@705 612 tnames': tnameW (tnameW, [])
adamc@705 613 | tnameW COMMA tnames' (#1 tnames', tnameW :: #2 tnames')
adamc@704 614
adamc@709 615 pmode : ON pkind prule (pkind, prule)
adamc@709 616
adamc@709 617 pkind : DELETE (Delete)
adamc@709 618 | UPDATE (Update)
adamc@709 619
adamc@709 620 prule : NO ACTION (EVar (["Basis"], "no_action", Infer), s (NOleft, ACTIONright))
adamc@709 621 | RESTRICT (EVar (["Basis"], "restrict", Infer), s (RESTRICTleft, RESTRICTright))
adamc@709 622 | CASCADE (EVar (["Basis"], "cascade", Infer), s (CASCADEleft, CASCADEright))
adamc@709 623 | SET NULL (EVar (["Basis"], "set_null", Infer), s (SETleft, NULLright))
adamc@709 624
adamc@709 625 pmodes : ([])
adamc@709 626 | pmode pmodes (pmode :: pmodes)
adamc@709 627
adamc@707 628 commaOpt: ()
adamc@707 629 | COMMA ()
adamc@707 630
adamc@993 631 pkopt : (EVar (["Basis"], "no_primary_key", Infer), dummy)
adamc@707 632 | PRIMARY KEY tnames (let
adamc@707 633 val loc = s (PRIMARYleft, tnamesright)
adamc@707 634
adamc@1093 635 val e = (EVar (["Basis"], "primary_key", TypesOnly), loc)
adamc@707 636 val e = (ECApp (e, #1 (#1 tnames)), loc)
adamc@707 637 val e = (ECApp (e, (CRecord (#2 tnames), loc)), loc)
adamc@707 638 val e = (EDisjointApp e, loc)
adamc@707 639 val e = (EDisjointApp e, loc)
adamc@707 640
adamc@707 641 val witness = map (fn (c, _) =>
adamc@707 642 (c, (EWild, loc)))
adamc@707 643 (#1 tnames :: #2 tnames)
adamc@707 644 val witness = (ERecord witness, loc)
adamc@707 645 in
adamc@707 646 (EApp (e, witness), loc)
adamc@707 647 end)
adamc@707 648
adamc@123 649 valis : vali ([vali])
adamc@123 650 | vali AND valis (vali :: valis)
adamc@123 651
adamc@42 652 sgn : sgntm (sgntm)
adamc@40 653 | FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@40 654 (SgnFun (CSYMBOL, sgn1, sgn2), s (FUNCTORleft, sgn2right))
adamc@30 655
adamc@42 656 sgntm : SIG sgis END (SgnConst sgis, s (SIGleft, ENDright))
adamc@59 657 | mpath (case mpath of
adamc@61 658 [] => raise Fail "Impossible mpath parse [2]"
adamc@59 659 | [x] => SgnVar x
adamc@59 660 | m :: ms => SgnProj (m,
adamc@59 661 List.take (ms, length ms - 1),
adamc@59 662 List.nth (ms, length ms - 1)),
adamc@59 663 s (mpathleft, mpathright))
adamc@42 664 | sgntm WHERE CON SYMBOL EQ cexp (SgnWhere (sgntm, SYMBOL, cexp), s (sgntmleft, cexpright))
adamc@42 665 | sgntm WHERE LTYPE SYMBOL EQ cexp(SgnWhere (sgntm, SYMBOL, cexp), s (sgntmleft, cexpright))
adamc@42 666 | LPAREN sgn RPAREN (sgn)
adamc@42 667
adamc@706 668 sgi : CON SYMBOL DCOLON kind ((SgiConAbs (SYMBOL, kind), s (CONleft, kindright)))
adamc@706 669 | LTYPE SYMBOL ((SgiConAbs (SYMBOL, (KType, s (LTYPEleft, SYMBOLright))),
adamc@706 670 s (LTYPEleft, SYMBOLright)))
adamc@706 671 | CON SYMBOL EQ cexp ((SgiCon (SYMBOL, NONE, cexp), s (CONleft, cexpright)))
adamc@706 672 | CON SYMBOL DCOLON kind EQ cexp ((SgiCon (SYMBOL, SOME kind, cexp), s (CONleft, cexpright)))
adamc@706 673 | LTYPE SYMBOL EQ cexp ((SgiCon (SYMBOL, SOME (KType, s (LTYPEleft, cexpright)), cexp),
adamc@706 674 s (LTYPEleft, cexpright)))
adamc@805 675 | DATATYPE dtypes ((SgiDatatype dtypes, s (DATATYPEleft, dtypesright)))
adamc@191 676 | DATATYPE SYMBOL dargs EQ DATATYPE CSYMBOL DOT path
adamc@191 677 (case dargs of
adamc@191 678 [] => (SgiDatatypeImp (SYMBOL, CSYMBOL :: #1 path, #2 path), s (DATATYPEleft, pathright))
adamc@191 679 | _ => raise Fail "Arguments specified for imported datatype")
adamc@706 680 | VAL SYMBOL COLON cexp ((SgiVal (SYMBOL, cexp), s (VALleft, cexpright)))
adamc@30 681
adamc@706 682 | STRUCTURE CSYMBOL COLON sgn ((SgiStr (CSYMBOL, sgn), s (STRUCTUREleft, sgnright)))
adamc@706 683 | SIGNATURE CSYMBOL EQ sgn ((SgiSgn (CSYMBOL, sgn), s (SIGNATUREleft, sgnright)))
adamc@42 684 | FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@706 685 ((SgiStr (CSYMBOL1,
adamc@706 686 (SgnFun (CSYMBOL2, sgn1, sgn2), s (FUNCTORleft, sgn2right))),
adamc@706 687 s (FUNCTORleft, sgn2right)))
adamc@706 688 | INCLUDE sgn ((SgiInclude sgn, s (INCLUDEleft, sgnright)))
adamc@706 689 | CONSTRAINT cterm TWIDDLE cterm ((SgiConstraint (cterm1, cterm2), s (CONSTRAINTleft, ctermright)))
adamc@707 690 | TABLE SYMBOL COLON cterm pkopt commaOpt cstopt (let
adamc@707 691 val loc = s (TABLEleft, ctermright)
adamc@707 692 in
adamc@707 693 (SgiTable (SYMBOL, entable cterm, pkopt, cstopt), loc)
adamc@707 694 end)
adamc@460 695 | SEQUENCE SYMBOL (let
adamc@460 696 val loc = s (SEQUENCEleft, SYMBOLright)
adamc@460 697 val t = (CVar (["Basis"], "sql_sequence"), loc)
adamc@460 698 in
adamc@460 699 (SgiVal (SYMBOL, t), loc)
adamc@460 700 end)
adamc@754 701 | VIEW SYMBOL COLON cexp (let
adamc@754 702 val loc = s (VIEWleft, cexpright)
adamc@754 703 val t = (CVar (["Basis"], "sql_view"), loc)
adamc@1076 704 val t = (CApp (t, entable cexp), loc)
adamc@754 705 in
adamc@754 706 (SgiVal (SYMBOL, t), loc)
adamc@754 707 end)
adamc@563 708 | CLASS SYMBOL (let
adamc@563 709 val loc = s (CLASSleft, SYMBOLright)
adamc@711 710 val k = (KArrow ((KType, loc), (KType, loc)), loc)
adamc@563 711 in
adamc@711 712 (SgiClassAbs (SYMBOL, k), loc)
adamc@563 713 end)
adamc@563 714 | CLASS SYMBOL DCOLON kind (let
adamc@563 715 val loc = s (CLASSleft, kindright)
adamc@563 716 in
adamc@563 717 (SgiClassAbs (SYMBOL, kind), loc)
adamc@563 718 end)
adamc@563 719 | CLASS SYMBOL EQ cexp (let
adamc@563 720 val loc = s (CLASSleft, cexpright)
adamc@563 721 in
adamc@563 722 (SgiClass (SYMBOL, (KWild, loc), cexp), loc)
adamc@563 723 end)
adamc@563 724 | CLASS SYMBOL DCOLON kind EQ cexp (let
adamc@563 725 val loc = s (CLASSleft, cexpright)
adamc@563 726 in
adamc@563 727 (SgiClass (SYMBOL, kind, cexp), loc)
adamc@563 728 end)
adamc@211 729 | CLASS SYMBOL SYMBOL EQ cexp (let
adamc@211 730 val loc = s (CLASSleft, cexpright)
adamc@563 731 val k = (KWild, loc)
adamc@211 732 val c = (CAbs (SYMBOL2, SOME k, cexp), loc)
adamc@211 733 in
adamc@563 734 (SgiClass (SYMBOL1, k, c), s (CLASSleft, cexpright))
adamc@563 735 end)
adamc@563 736 | CLASS SYMBOL LPAREN SYMBOL DCOLON kind RPAREN EQ cexp (let
adamc@563 737 val loc = s (CLASSleft, cexpright)
adamc@563 738 val c = (CAbs (SYMBOL2, SOME kind, cexp), loc)
adamc@563 739 in
adamc@563 740 (SgiClass (SYMBOL1, kind, c), s (CLASSleft, cexpright))
adamc@211 741 end)
adamc@460 742 | COOKIE SYMBOL COLON cexp (let
adamc@460 743 val loc = s (COOKIEleft, cexpright)
adamc@460 744 val t = (CApp ((CVar (["Basis"], "http_cookie"), loc),
adamc@460 745 entable cexp), loc)
adamc@460 746 in
adamc@460 747 (SgiVal (SYMBOL, t), loc)
adamc@460 748 end)
adamc@720 749 | STYLE SYMBOL (let
adamc@720 750 val loc = s (STYLEleft, SYMBOLright)
adamc@720 751 val t = (CVar (["Basis"], "css_class"), loc)
adamc@718 752 in
adamc@718 753 (SgiVal (SYMBOL, t), loc)
adamc@718 754 end)
adamc@30 755
adamc@30 756 sgis : ([])
adamc@30 757 | sgi sgis (sgi :: sgis)
adamc@30 758
adamc@30 759 str : STRUCT decls END (StrConst decls, s (STRUCTleft, ENDright))
adamc@34 760 | spath (spath)
adamc@40 761 | FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN DARROW str
adamc@40 762 (StrFun (CSYMBOL, sgn, NONE, str), s (FUNCTORleft, strright))
adamc@40 763 | FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn DARROW str
adamc@40 764 (StrFun (CSYMBOL, sgn1, SOME sgn2, str), s (FUNCTORleft, strright))
adamc@44 765 | spath LPAREN str RPAREN (StrApp (spath, str), s (spathleft, RPARENright))
adamc@34 766
adamc@34 767 spath : CSYMBOL (StrVar CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@34 768 | spath DOT CSYMBOL (StrProj (spath, CSYMBOL), s (spathleft, CSYMBOLright))
adamc@30 769
adamc@1 770 kind : TYPE (KType, s (TYPEleft, TYPEright))
adamc@1 771 | NAME (KName, s (NAMEleft, NAMEright))
adamc@1 772 | LBRACE kind RBRACE (KRecord kind, s (LBRACEleft, RBRACEright))
adamc@1 773 | kind ARROW kind (KArrow (kind1, kind2), s (kind1left, kind2right))
adamc@1 774 | LPAREN kind RPAREN (#1 kind, s (LPARENleft, RPARENright))
adamc@82 775 | KUNIT (KUnit, s (KUNITleft, KUNITright))
adamc@18 776 | UNDERUNDER (KWild, s (UNDERUNDERleft, UNDERUNDERright))
adamc@207 777 | LPAREN ktuple RPAREN (KTuple ktuple, s (LPARENleft, RPARENright))
adamc@623 778 | CSYMBOL (KVar CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@623 779 | CSYMBOL KARROW kind (KFun (CSYMBOL, kind), s (CSYMBOLleft, kindright))
adamc@207 780
adamc@207 781 ktuple : kind STAR kind ([kind1, kind2])
adamc@207 782 | kind STAR ktuple (kind :: ktuple)
adamc@1 783
adamc@1 784 capps : cterm (cterm)
adamc@1 785 | capps cterm (CApp (capps, cterm), s (cappsleft, ctermright))
adamc@1 786
adamc@1 787 cexp : capps (capps)
adamc@1 788 | cexp ARROW cexp (TFun (cexp1, cexp2), s (cexp1left, cexp2right))
adamc@15 789 | SYMBOL kcolon kind ARROW cexp (TCFun (kcolon, SYMBOL, kind, cexp), s (SYMBOLleft, cexpright))
adamc@623 790 | CSYMBOL KARROW cexp (TKFun (CSYMBOL, cexp), s (CSYMBOLleft, cexpright))
adamc@1 791
adamc@1 792 | cexp PLUSPLUS cexp (CConcat (cexp1, cexp2), s (cexp1left, cexp1right))
adamc@1 793
adamc@239 794 | FN cargs DARROW cexp (#1 (cargs (cexp, (KWild, s (FNleft, cexpright)))))
adamc@628 795 | LBRACK cexp TWIDDLE cexp RBRACK DARROW cexp (TDisjoint (cexp1, cexp2, cexp3), s (LBRACKleft, cexp3right))
adamc@623 796 | CSYMBOL DKARROW cexp (CKAbs (CSYMBOL, cexp), s (CSYMBOLleft, cexpright))
adamc@1 797
adamc@8 798 | LPAREN cexp RPAREN DCOLON kind (CAnnot (cexp, kind), s (LPARENleft, kindright))
adamc@6 799
adamc@18 800 | UNDER DCOLON kind (CWild kind, s (UNDERleft, UNDERright))
adamc@195 801 | ctuple (let
adamc@195 802 val loc = s (ctupleleft, ctupleright)
adamc@195 803 in
adamc@195 804 (TRecord (CRecord (ListUtil.mapi (fn (i, c) =>
adamc@195 805 ((CName (Int.toString (i + 1)), loc),
adamc@195 806 c)) ctuple),
adamc@195 807 loc), loc)
adamc@195 808 end)
adamc@18 809
adamc@1 810 kcolon : DCOLON (Explicit)
adamc@1 811 | TCOLON (Implicit)
adamc@1 812
adamc@239 813 cargs : carg (carg)
adamc@239 814 | cargl (cargl)
adamc@239 815
adamc@239 816 cargl : cargp cargp (cargp1 o cargp2)
adamc@239 817 | cargp cargl (cargp o cargl)
adamc@239 818
adamc@240 819 cargl2 : (fn x => x)
adamc@240 820 | cargp cargl2 (cargp o cargl2)
adamc@240 821
adamc@241 822 carg : SYMBOL DCOLON kind (fn (c, k) =>
adamc@239 823 let
adamc@239 824 val loc = s (SYMBOLleft, kindright)
adamc@239 825 in
adamc@239 826 ((CAbs (SYMBOL, SOME kind, c), loc),
adamc@239 827 (KArrow (kind, k), loc))
adamc@239 828 end)
adamc@329 829 | UNDER DCOLON kind (fn (c, k) =>
adamc@329 830 let
adamc@329 831 val loc = s (UNDERleft, kindright)
adamc@329 832 in
adamc@329 833 ((CAbs ("_", SOME kind, c), loc),
adamc@329 834 (KArrow (kind, k), loc))
adamc@329 835 end)
adamc@241 836 | cargp (cargp)
adamc@239 837
adamc@239 838 cargp : SYMBOL (fn (c, k) =>
adamc@239 839 let
adamc@239 840 val loc = s (SYMBOLleft, SYMBOLright)
adamc@239 841 in
adamc@239 842 ((CAbs (SYMBOL, NONE, c), loc),
adamc@239 843 (KArrow ((KWild, loc), k), loc))
adamc@239 844 end)
adamc@329 845 | UNDER (fn (c, k) =>
adamc@329 846 let
adamc@329 847 val loc = s (UNDERleft, UNDERright)
adamc@329 848 in
adamc@329 849 ((CAbs ("_", NONE, c), loc),
adamc@329 850 (KArrow ((KWild, loc), k), loc))
adamc@329 851 end)
adamc@1001 852 | LPAREN SYMBOL kopt ckl RPAREN (fn (c, k) =>
adamc@239 853 let
adamc@239 854 val loc = s (LPARENleft, RPARENright)
adamc@1001 855 val ckl = (SYMBOL, kopt) :: ckl
adamc@1001 856 val ckl = map (fn (x, ko) => (x, case ko of
adamc@1001 857 NONE => (KWild, loc)
adamc@1001 858 | SOME k => k)) ckl
adamc@239 859 in
adamc@1001 860 case ckl of
adamc@1001 861 [(x, k')] => ((CAbs (SYMBOL, SOME k', c), loc),
adamc@1001 862 (KArrow (k', k), loc))
adamc@1001 863 | _ =>
adamc@1001 864 let
adamc@1001 865 val k' = (KTuple (map #2 ckl), loc)
adamc@1001 866
adamc@1001 867 val c = foldr (fn ((x, k), c) =>
adamc@1001 868 (CAbs (x, SOME k, c), loc)) c ckl
adamc@1001 869 val v = (CVar ([], "$x"), loc)
adamc@1001 870 val c = ListUtil.foldli (fn (i, _, c) =>
adamc@1001 871 (CApp (c, (CProj (v, i + 1), loc)),
adamc@1001 872 loc)) c ckl
adamc@1001 873 in
adamc@1001 874 ((CAbs ("$x", SOME k', c), loc),
adamc@1001 875 (KArrow (k', k), loc))
adamc@1001 876 end
adamc@239 877 end)
adamc@628 878
adamc@1001 879 ckl : ([])
adamc@1001 880 | COMMA SYMBOL kopt ckl ((SYMBOL, kopt) :: ckl)
adamc@239 881
adamc@34 882 path : SYMBOL ([], SYMBOL)
adamc@34 883 | CSYMBOL DOT path (let val (ms, x) = path in (CSYMBOL :: ms, x) end)
adamc@34 884
adamc@156 885 cpath : CSYMBOL ([], CSYMBOL)
adamc@156 886 | CSYMBOL DOT cpath (let val (ms, x) = cpath in (CSYMBOL :: ms, x) end)
adamc@156 887
adamc@59 888 mpath : CSYMBOL ([CSYMBOL])
adamc@59 889 | CSYMBOL DOT mpath (CSYMBOL :: mpath)
adamc@59 890
adamc@1 891 cterm : LPAREN cexp RPAREN (#1 cexp, s (LPARENleft, RPARENright))
adamc@1 892 | LBRACK rcon RBRACK (CRecord rcon, s (LBRACKleft, RBRACKright))
adamc@83 893 | LBRACK rconn RBRACK (CRecord rconn, s (LBRACKleft, RBRACKright))
adamc@1 894 | LBRACE rcone RBRACE (TRecord (CRecord rcone, s (LBRACEleft, RBRACEright)),
adamc@1 895 s (LBRACEleft, RBRACEright))
adamc@1 896 | DOLLAR cterm (TRecord cterm, s (DOLLARleft, ctermright))
adamc@1 897 | HASH CSYMBOL (CName CSYMBOL, s (HASHleft, CSYMBOLright))
adamc@195 898 | HASH INT (CName (Int64.toString INT), s (HASHleft, INTright))
adamc@1 899
adamc@34 900 | path (CVar path, s (pathleft, pathright))
adamc@207 901 | path DOT INT (CProj ((CVar path, s (pathleft, pathright)), Int64.toInt INT),
adamc@207 902 s (pathleft, INTright))
adamc@18 903 | UNDER (CWild (KWild, s (UNDERleft, UNDERright)), s (UNDERleft, UNDERright))
adamc@621 904 | MAP (CMap, s (MAPleft, MAPright))
adamc@82 905 | UNIT (CUnit, s (UNITleft, UNITright))
adamc@207 906 | LPAREN ctuplev RPAREN (CTuple ctuplev, s (LPARENleft, RPARENright))
adamc@207 907
adamc@207 908 ctuplev: cexp COMMA cexp ([cexp1, cexp2])
adamc@207 909 | cexp COMMA ctuplev (cexp :: ctuplev)
adamc@1 910
adamc@196 911 ctuple : capps STAR capps ([capps1, capps2])
adamc@196 912 | capps STAR ctuple (capps :: ctuple)
adamc@195 913
adamc@1 914 rcon : ([])
adamc@1 915 | ident EQ cexp ([(ident, cexp)])
adamc@1 916 | ident EQ cexp COMMA rcon ((ident, cexp) :: rcon)
adamc@1 917
adamc@83 918 rconn : ident ([(ident, (CUnit, s (identleft, identright)))])
adamc@83 919 | ident COMMA rconn ((ident, (CUnit, s (identleft, identright))) :: rconn)
adamc@83 920
adamc@1 921 rcone : ([])
adamc@1 922 | ident COLON cexp ([(ident, cexp)])
adamc@1 923 | ident COLON cexp COMMA rcone ((ident, cexp) :: rcone)
adamc@1 924
adamc@1 925 ident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@195 926 | INT (CName (Int64.toString INT), s (INTleft, INTright))
adamc@200 927 | SYMBOL (CVar ([], SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@8 928
adamc@8 929 eapps : eterm (eterm)
adamc@8 930 | eapps eterm (EApp (eapps, eterm), s (eappsleft, etermright))
adamc@8 931 | eapps LBRACK cexp RBRACK (ECApp (eapps, cexp), s (eappsleft, RBRACKright))
adamc@629 932 | eapps BANG (EDisjointApp eapps, s (eappsleft, BANGright))
adamc@8 933
adamc@8 934 eexp : eapps (eapps)
adamc@241 935 | FN eargs DARROW eexp (let
adamc@93 936 val loc = s (FNleft, eexpright)
adamc@93 937 in
adamc@241 938 #1 (eargs (eexp, (CWild (KType, loc), loc)))
adamc@93 939 end)
adamc@623 940 | CSYMBOL DKARROW eexp (EKAbs (CSYMBOL, eexp), s (CSYMBOLleft, eexpright))
adamc@196 941 | eexp COLON cexp (EAnnot (eexp, cexp), s (eexpleft, cexpright))
adamc@149 942 | eexp MINUSMINUS cexp (ECut (eexp, cexp), s (eexpleft, cexpright))
adamc@493 943 | eexp MINUSMINUSMINUS cexp (ECutMulti (eexp, cexp), s (eexpleft, cexpright))
adamc@170 944 | CASE eexp OF barOpt branch branchs (ECase (eexp, branch :: branchs), s (CASEleft, branchsright))
adamc@190 945 | IF eexp THEN eexp ELSE eexp (let
adamc@190 946 val loc = s (IFleft, eexp3right)
adamc@190 947 in
adamc@190 948 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc), eexp2),
adamc@190 949 ((PCon (["Basis"], "False", NONE), loc), eexp3)]), loc)
adamc@190 950 end)
adamc@434 951 | bind SEMI eexp (let
adamc@434 952 val loc = s (bindleft, eexpright)
adamc@434 953 val (v, to, e1) = bind
adamc@403 954 val e = (EVar (["Basis"], "bind", Infer), loc)
adamc@434 955 val e = (EApp (e, e1), loc)
adamc@243 956 in
adamc@434 957 (EApp (e, (EAbs (v, to, eexp), loc)), loc)
adamc@299 958 end)
adamc@256 959 | eexp EQ eexp (native_op ("eq", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@257 960 | eexp NE eexp (native_op ("ne", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389 961 | MINUS eterm (native_unop ("neg", eterm, s (MINUSleft, etermright)))
adamc@389 962 | eexp PLUS eexp (native_op ("plus", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389 963 | eexp MINUS eexp (native_op ("minus", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@1116 964 | eapps STAR eexp (native_op ("times", eapps, eexp, s (eappsleft, eexpright)))
adamc@964 965 | eexp DIVIDE eexp (native_op ("divide", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389 966 | eexp MOD eexp (native_op ("mod", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 967
adamc@391 968 | eexp LT eexp (native_op ("lt", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 969 | eexp LE eexp (native_op ("le", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 970 | eexp GT eexp (native_op ("gt", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 971 | eexp GE eexp (native_op ("ge", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 972
adamc@842 973 | eexp ANDALSO eexp (let
adamc@842 974 val loc = s (eexp1left, eexp2right)
adamc@842 975 in
adamc@842 976 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc),
adamc@842 977 eexp2),
adamc@842 978 ((PCon (["Basis"], "False", NONE), loc),
adamc@842 979 (EVar (["Basis"], "False", Infer), loc))]), loc)
adamc@842 980 end)
adamc@842 981 | eexp ORELSE eexp (let
adamc@842 982 val loc = s (eexp1left, eexp2right)
adamc@842 983 in
adamc@842 984 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc),
adamc@842 985 (EVar (["Basis"], "True", Infer), loc)),
adamc@842 986 ((PCon (["Basis"], "False", NONE), loc),
adamc@842 987 eexp2)]), loc)
adamc@842 988 end)
adamc@842 989
adamc@445 990 | eexp PLUSPLUS eexp (EConcat (eexp1, eexp2), s (eexp1left, eexp2right))
adamc@8 991
adamc@674 992 | eexp CARET eexp (native_op ("strcat", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@674 993
adamc@794 994 | eapps DCOLON eexp (let
adamc@794 995 val loc = s (eappsleft, eexpright)
adamc@762 996 in
adamc@762 997 (EApp ((EVar (["Basis"], "Cons", Infer), loc),
adamc@762 998 (ERecord [((CName "1", loc),
adamc@794 999 eapps),
adamc@762 1000 ((CName "2", loc),
adamc@762 1001 eexp)], loc)), loc)
adamc@762 1002 end)
adamc@762 1003
adamc@434 1004 bind : SYMBOL LARROW eapps (SYMBOL, NONE, eapps)
adamc@434 1005 | eapps (let
adamc@434 1006 val loc = s (eappsleft, eappsright)
adamc@434 1007 in
adamc@434 1008 ("_", SOME (TRecord (CRecord [], loc), loc), eapps)
adamc@434 1009 end)
adamc@434 1010
adamc@241 1011 eargs : earg (earg)
adamc@241 1012 | eargl (eargl)
adamc@241 1013
adamc@241 1014 eargl : eargp eargp (eargp1 o eargp2)
adamc@241 1015 | eargp eargl (eargp o eargl)
adamc@241 1016
adamc@242 1017 eargl2 : (fn x => x)
adamc@242 1018 | eargp eargl2 (eargp o eargl2)
adamc@242 1019
adamc@822 1020 earg : patS (fn (e, t) =>
adamc@241 1021 let
adamc@822 1022 val loc = s (patSleft, patSright)
adamc@822 1023 val pt = patType loc patS
adamc@822 1024
adamc@822 1025 val e' = case #1 patS of
adamc@822 1026 PVar x => (EAbs (x, NONE, e), loc)
adamc@823 1027 | PAnnot ((PVar x, _), t) => (EAbs (x, SOME t, e), loc)
adamc@822 1028 | _ => (EAbs ("$x", SOME pt,
adamc@822 1029 (ECase ((EVar ([], "$x", DontInfer),
adamc@822 1030 loc),
adamc@822 1031 [(patS, e)]), loc)), loc)
adamc@241 1032 in
adamc@822 1033 (e', (TFun (pt, t), loc))
adamc@241 1034 end)
adamc@822 1035 | earga (earga)
adamc@822 1036
adamc@822 1037 eargp : pterm (fn (e, t) =>
adamc@241 1038 let
adamc@822 1039 val loc = s (ptermleft, ptermright)
adamc@822 1040 val pt = patType loc pterm
adamc@822 1041
adamc@822 1042 val e' = case #1 pterm of
adamc@822 1043 PVar x => (EAbs (x, NONE, e), loc)
adamc@823 1044 | PAnnot ((PVar x, _), t) => (EAbs (x, SOME t, e), loc)
adamc@822 1045 | _ => (EAbs ("$x", SOME pt,
adamc@822 1046 (ECase ((EVar ([], "$x", DontInfer),
adamc@822 1047 loc),
adamc@822 1048 [(pterm, e)]), loc)), loc)
adamc@241 1049 in
adamc@822 1050 (e', (TFun (pt, t), loc))
adamc@241 1051 end)
adamc@822 1052 | earga (earga)
adamc@241 1053
adamc@822 1054 earga : LBRACK SYMBOL RBRACK (fn (e, t) =>
adamc@241 1055 let
adamc@822 1056 val loc = s (LBRACKleft, RBRACKright)
adamc@822 1057 val kind = (KWild, loc)
adamc@822 1058 in
adamc@822 1059 ((ECAbs (Implicit, SYMBOL, kind, e), loc),
adamc@822 1060 (TCFun (Implicit, SYMBOL, kind, t), loc))
adamc@822 1061 end)
adamc@822 1062 | LBRACK SYMBOL kcolon kind RBRACK(fn (e, t) =>
adamc@822 1063 let
adamc@822 1064 val loc = s (LBRACKleft, RBRACKright)
adamc@241 1065 in
adamc@241 1066 ((ECAbs (kcolon, SYMBOL, kind, e), loc),
adamc@241 1067 (TCFun (kcolon, SYMBOL, kind, t), loc))
adamc@241 1068 end)
adamc@478 1069 | LBRACK cexp TWIDDLE cexp RBRACK(fn (e, t) =>
adamc@356 1070 let
adamc@356 1071 val loc = s (LBRACKleft, RBRACKright)
adamc@356 1072 in
adamc@478 1073 ((EDisjoint (cexp1, cexp2, e), loc),
adamc@628 1074 (TDisjoint (cexp1, cexp2, t), loc))
adamc@356 1075 end)
adamc@822 1076 | LBRACK CSYMBOL RBRACK (fn (e, t) =>
adamc@623 1077 let
adamc@623 1078 val loc = s (CSYMBOLleft, CSYMBOLright)
adamc@623 1079 in
adamc@623 1080 ((EKAbs (CSYMBOL, e), loc),
adamc@623 1081 (TKFun (CSYMBOL, t), loc))
adamc@623 1082 end)
adamc@241 1083
adamc@8 1084 eterm : LPAREN eexp RPAREN (#1 eexp, s (LPARENleft, RPARENright))
adamc@195 1085 | LPAREN etuple RPAREN (let
adamc@195 1086 val loc = s (LPARENleft, RPARENright)
adamc@195 1087 in
adamc@195 1088 (ERecord (ListUtil.mapi (fn (i, e) =>
adamc@195 1089 ((CName (Int.toString (i + 1)), loc),
adamc@195 1090 e)) etuple), loc)
adamc@195 1091 end)
adamc@8 1092
adamc@403 1093 | path (EVar (#1 path, #2 path, Infer), s (pathleft, pathright))
adamc@403 1094 | cpath (EVar (#1 cpath, #2 cpath, Infer), s (cpathleft, cpathright))
adamc@403 1095 | AT path (EVar (#1 path, #2 path, TypesOnly), s (ATleft, pathright))
adamc@403 1096 | AT AT path (EVar (#1 path, #2 path, DontInfer), s (AT1left, pathright))
adamc@403 1097 | AT cpath (EVar (#1 cpath, #2 cpath, TypesOnly), s (ATleft, cpathright))
adamc@403 1098 | AT AT cpath (EVar (#1 cpath, #2 cpath, DontInfer), s (AT1left, cpathright))
adamc@12 1099 | LBRACE rexp RBRACE (ERecord rexp, s (LBRACEleft, RBRACEright))
adamc@110 1100 | UNIT (ERecord [], s (UNITleft, UNITright))
adamc@12 1101
adamc@14 1102 | INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@14 1103 | FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adamc@14 1104 | STRING (EPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@821 1105 | CHAR (EPrim (Prim.Char CHAR), s (CHARleft, CHARright))
adamc@14 1106
adamc@200 1107 | path DOT idents (let
adamc@200 1108 val loc = s (pathleft, identsright)
adamc@200 1109 in
adamc@200 1110 foldl (fn (ident, e) =>
adamc@200 1111 (EField (e, ident), loc))
adamc@403 1112 (EVar (#1 path, #2 path, Infer), s (pathleft, pathright)) idents
adamc@403 1113 end)
adamc@910 1114 | LPAREN eexp RPAREN DOT idents (let
adamc@910 1115 val loc = s (LPARENleft, identsright)
adamc@910 1116 in
adamc@910 1117 foldl (fn (ident, e) =>
adamc@910 1118 (EField (e, ident), loc))
adamc@910 1119 eexp idents
adamc@910 1120 end)
adamc@403 1121 | AT path DOT idents (let
adamc@403 1122 val loc = s (ATleft, identsright)
adamc@403 1123 in
adamc@403 1124 foldl (fn (ident, e) =>
adamc@403 1125 (EField (e, ident), loc))
adamc@403 1126 (EVar (#1 path, #2 path, TypesOnly), s (pathleft, pathright)) idents
adamc@403 1127 end)
adamc@403 1128 | AT AT path DOT idents (let
adamc@403 1129 val loc = s (AT1left, identsright)
adamc@403 1130 in
adamc@403 1131 foldl (fn (ident, e) =>
adamc@403 1132 (EField (e, ident), loc))
adamc@403 1133 (EVar (#1 path, #2 path, DontInfer), s (pathleft, pathright)) idents
adamc@200 1134 end)
adamc@71 1135
adamc@360 1136 | XML_BEGIN xml XML_END (let
adamc@360 1137 val loc = s (XML_BEGINleft, XML_ENDright)
adamc@360 1138 in
adamc@360 1139 if XML_BEGIN = "xml" then
adamc@360 1140 ()
adamc@360 1141 else
adamc@360 1142 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@360 1143 xml
adamc@360 1144 end)
adamc@360 1145 | XML_BEGIN XML_END (let
adamc@360 1146 val loc = s (XML_BEGINleft, XML_ENDright)
adamc@360 1147 in
adamc@360 1148 if XML_BEGIN = "xml" then
adamc@360 1149 ()
adamc@360 1150 else
adamc@360 1151 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@403 1152 (EApp ((EVar (["Basis"], "cdata", Infer), loc),
adamc@360 1153 (EPrim (Prim.String ""), loc)),
adamc@360 1154 loc)
adamc@360 1155 end)
adamc@360 1156 | XML_BEGIN_END (let
adamc@360 1157 val loc = s (XML_BEGIN_ENDleft, XML_BEGIN_ENDright)
adamc@360 1158 in
adamc@360 1159 if XML_BEGIN_END = "xml" then
adamc@360 1160 ()
adamc@360 1161 else
adamc@360 1162 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@403 1163 (EApp ((EVar (["Basis"], "cdata", Infer), loc),
adamc@360 1164 (EPrim (Prim.String ""), loc)),
adamc@360 1165 loc)
adamc@360 1166 end)
adamc@302 1167
adamc@204 1168 | LPAREN query RPAREN (query)
adamc@300 1169 | LPAREN CWHERE sqlexp RPAREN (sqlexp)
adamc@339 1170 | LPAREN SQL sqlexp RPAREN (sqlexp)
adamc@1070 1171 | LPAREN FROM tables RPAREN (#2 tables)
adamc@1071 1172 | LPAREN SELECT1 query1 RPAREN (query1)
adamc@302 1173
adamc@302 1174 | LPAREN INSERT INTO texp LPAREN fields RPAREN VALUES LPAREN sqlexps RPAREN RPAREN
adamc@302 1175 (let
adamc@302 1176 val loc = s (LPAREN1left, RPAREN3right)
adamc@302 1177
adamc@403 1178 val e = (EVar (["Basis"], "insert", Infer), loc)
adamc@302 1179 val e = (EApp (e, texp), loc)
adamc@302 1180 in
adamc@302 1181 if length fields <> length sqlexps then
adamc@302 1182 ErrorMsg.errorAt loc "Length mismatch in INSERT field specification"
adamc@302 1183 else
adamc@302 1184 ();
adamc@302 1185 (EApp (e, (ERecord (ListPair.zip (fields, sqlexps)), loc)), loc)
adamc@302 1186 end)
adamc@310 1187 | LPAREN enterDml UPDATE texp SET fsets CWHERE sqlexp leaveDml RPAREN
adamc@303 1188 (let
adamc@303 1189 val loc = s (LPARENleft, RPARENright)
adamc@303 1190
adamc@403 1191 val e = (EVar (["Basis"], "update", Infer), loc)
adamc@342 1192 val e = (ECApp (e, (CWild (KRecord (KType, loc), loc), loc)), loc)
adamc@306 1193 val e = (EApp (e, (ERecord fsets, loc)), loc)
adamc@305 1194 val e = (EApp (e, texp), loc)
adamc@303 1195 in
adamc@303 1196 (EApp (e, sqlexp), loc)
adamc@303 1197 end)
adamc@310 1198 | LPAREN enterDml DELETE FROM texp CWHERE sqlexp leaveDml RPAREN
adamc@304 1199 (let
adamc@304 1200 val loc = s (LPARENleft, RPARENright)
adamc@304 1201
adamc@403 1202 val e = (EVar (["Basis"], "delete", Infer), loc)
adamc@304 1203 val e = (EApp (e, texp), loc)
adamc@304 1204 in
adamc@304 1205 (EApp (e, sqlexp), loc)
adamc@304 1206 end)
adamc@302 1207
adamc@211 1208 | UNDER (EWild, s (UNDERleft, UNDERright))
adamc@91 1209
adamc@446 1210 | LET edecls IN eexp END (ELet (edecls, eexp), s (LETleft, ENDright))
adamc@446 1211
adamc@762 1212 | LBRACK RBRACK (EVar (["Basis"], "Nil", Infer), s (LBRACKleft, RBRACKright))
adamc@762 1213
adamc@446 1214 edecls : ([])
adamc@446 1215 | edecl edecls (edecl :: edecls)
adamc@446 1216
adamc@825 1217 edecl : VAL pat EQ eexp ((EDVal (pat, eexp), s (VALleft, eexpright)))
adamc@446 1218 | VAL REC valis ((EDValRec valis, s (VALleft, valisright)))
adamc@446 1219 | FUN valis ((EDValRec valis, s (FUNleft, valisright)))
adamc@446 1220
adamc@310 1221 enterDml : (inDml := true)
adamc@310 1222 leaveDml : (inDml := false)
adamc@310 1223
adamc@403 1224 texp : SYMBOL (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright))
adamc@302 1225 | LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adamc@302 1226
adamc@302 1227 fields : fident ([fident])
adamc@302 1228 | fident COMMA fields (fident :: fields)
adamc@302 1229
adamc@302 1230 sqlexps: sqlexp ([sqlexp])
adamc@302 1231 | sqlexp COMMA sqlexps (sqlexp :: sqlexps)
adamc@302 1232
adamc@303 1233 fsets : fident EQ sqlexp ([(fident, sqlexp)])
adamc@303 1234 | fident EQ sqlexp COMMA fsets ((fident, sqlexp) :: fsets)
adamc@303 1235
adamc@200 1236 idents : ident ([ident])
adamc@200 1237 | ident DOT idents (ident :: idents)
adamc@200 1238
adamc@195 1239 etuple : eexp COMMA eexp ([eexp1, eexp2])
adamc@195 1240 | eexp COMMA etuple (eexp :: etuple)
adamc@195 1241
adamc@170 1242 branch : pat DARROW eexp (pat, eexp)
adamc@170 1243
adamc@170 1244 branchs: ([])
adamc@170 1245 | BAR branch branchs (branch :: branchs)
adamc@170 1246
adamc@822 1247 patS : pterm (pterm)
adamc@822 1248 | pterm DCOLON patS (let
adamc@822 1249 val loc = s (ptermleft, patSright)
adamc@762 1250 in
adamc@762 1251 (PCon (["Basis"], "Cons", SOME (PRecord ([("1", pterm),
adamc@822 1252 ("2", patS)], false), loc)),
adamc@762 1253 loc)
adamc@762 1254 end)
adamc@822 1255 | patS COLON cexp (PAnnot (patS, cexp), s (patSleft, cexpright))
adamc@822 1256
adamc@822 1257 pat : patS (patS)
adamc@822 1258 | cpath pterm (PCon (#1 cpath, #2 cpath, SOME pterm), s (cpathleft, ptermright))
adamc@170 1259
adamc@170 1260 pterm : SYMBOL (PVar SYMBOL, s (SYMBOLleft, SYMBOLright))
adamc@170 1261 | cpath (PCon (#1 cpath, #2 cpath, NONE), s (cpathleft, cpathright))
adamc@170 1262 | UNDER (PWild, s (UNDERleft, UNDERright))
adamc@173 1263 | INT (PPrim (Prim.Int INT), s (INTleft, INTright))
adamc@173 1264 | STRING (PPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@821 1265 | CHAR (PPrim (Prim.Char CHAR), s (CHARleft, CHARright))
adamc@170 1266 | LPAREN pat RPAREN (pat)
adamc@174 1267 | LBRACE RBRACE (PRecord ([], false), s (LBRACEleft, RBRACEright))
adamc@174 1268 | UNIT (PRecord ([], false), s (UNITleft, UNITright))
adamc@174 1269 | LBRACE rpat RBRACE (PRecord rpat, s (LBRACEleft, RBRACEright))
adamc@195 1270 | LPAREN ptuple RPAREN (PRecord (ListUtil.mapi (fn (i, p) => (Int.toString (i + 1), p)) ptuple,
adamc@195 1271 false),
adamc@195 1272 s (LPARENleft, RPARENright))
adamc@762 1273 | LBRACK RBRACK (PCon (["Basis"], "Nil", NONE), s (LBRACKleft, RBRACKright))
adamc@174 1274
adamc@175 1275 rpat : CSYMBOL EQ pat ([(CSYMBOL, pat)], false)
adamc@243 1276 | INT EQ pat ([(Int64.toString INT, pat)], false)
adamc@174 1277 | DOTDOTDOT ([], true)
adamc@175 1278 | CSYMBOL EQ pat COMMA rpat ((CSYMBOL, pat) :: #1 rpat, #2 rpat)
adamc@243 1279 | INT EQ pat COMMA rpat ((Int64.toString INT, pat) :: #1 rpat, #2 rpat)
adamc@170 1280
adamc@195 1281 ptuple : pat COMMA pat ([pat1, pat2])
adamc@195 1282 | pat COMMA ptuple (pat :: ptuple)
adamc@195 1283
adamc@12 1284 rexp : ([])
adamc@12 1285 | ident EQ eexp ([(ident, eexp)])
adamc@12 1286 | ident EQ eexp COMMA rexp ((ident, eexp) :: rexp)
adamc@91 1287
adamc@141 1288 xml : xmlOne xml (let
adamc@141 1289 val pos = s (xmlOneleft, xmlright)
adamc@141 1290 in
adamc@720 1291 (EApp ((EApp (
adamc@720 1292 (EVar (["Basis"], "join", Infer), pos),
adamc@720 1293 xmlOne), pos),
adamc@720 1294 xml), pos)
adamc@141 1295 end)
adamc@141 1296 | xmlOne (xmlOne)
adamc@91 1297
adamc@1045 1298 xmlOpt : xml (xml)
adamc@1045 1299 | (EApp ((EVar (["Basis"], "cdata", Infer), dummy),
adamc@1045 1300 (EPrim (Prim.String ""), dummy)),
adamc@1045 1301 dummy)
adamc@1045 1302
adamc@403 1303 xmlOne : NOTAGS (EApp ((EVar (["Basis"], "cdata", Infer), s (NOTAGSleft, NOTAGSright)),
adamc@141 1304 (EPrim (Prim.String NOTAGS), s (NOTAGSleft, NOTAGSright))),
adamc@141 1305 s (NOTAGSleft, NOTAGSright))
adamc@141 1306 | tag DIVIDE GT (let
adamc@141 1307 val pos = s (tagleft, GTright)
adamc@710 1308
adamc@710 1309 val cdata =
adamc@756 1310 if #1 (#1 tag) = "submit" orelse #1 (#1 tag) = "dyn" then
adamc@710 1311 let
adamc@710 1312 val e = (EVar (["Basis"], "cdata", DontInfer), pos)
adamc@710 1313 val e = (ECApp (e, (CWild (KWild, pos), pos)), pos)
adamc@710 1314 in
adamc@710 1315 (ECApp (e, (CRecord [], pos)), pos)
adamc@710 1316 end
adamc@710 1317 else
adamc@710 1318 (EVar (["Basis"], "cdata", Infer), pos)
adamc@710 1319
adamc@710 1320 val cdata = (EApp (cdata,
adamc@710 1321 (EPrim (Prim.String ""), pos)),
adamc@710 1322 pos)
adamc@141 1323 in
adamc@710 1324 (EApp (#2 tag, cdata), pos)
adamc@141 1325 end)
adamc@141 1326
adamc@1045 1327 | tag GT xmlOpt END_TAG (let
adamc@141 1328 val pos = s (tagleft, GTright)
adamc@325 1329 val et = tagIn END_TAG
adamc@141 1330 in
adamc@756 1331 if #1 (#1 tag) = et then
adamc@361 1332 if et = "form" then
adamc@403 1333 (EApp ((EVar (["Basis"], "form", Infer), pos),
adamc@1045 1334 xmlOpt), pos)
adamc@1093 1335 else if et = "subform" orelse et = "subforms" then
adamc@1093 1336 (EApp (#2 (#1 tag),
adamc@1045 1337 xmlOpt), pos)
adamc@758 1338 else if et = "entry" then
adamc@758 1339 (EApp ((EVar (["Basis"], "entry", Infer), pos),
adamc@1045 1340 xmlOpt), pos)
adamc@141 1341 else
adamc@1045 1342 (EApp (#2 tag, xmlOpt), pos)
adamc@141 1343 else
adamc@325 1344 (if ErrorMsg.anyErrors () then
adamc@325 1345 ()
adamc@325 1346 else
adamc@1189 1347 ErrorMsg.errorAt pos ("Begin tag <"
adamc@1189 1348 ^ #1 (#1 tag)
adamc@1189 1349 ^ "> and end tag </"
adamc@1189 1350 ^ et
adamc@1189 1351 ^ "> don't match.");
adamc@623 1352 (EWild, pos))
adamc@141 1353 end)
adamc@141 1354 | LBRACE eexp RBRACE (eexp)
adamc@391 1355 | LBRACE LBRACK eexp RBRACK RBRACE (let
adamc@391 1356 val loc = s (LBRACEleft, RBRACEright)
adamc@403 1357 val e = (EVar (["Top"], "txt", Infer), loc)
adamc@391 1358 in
adamc@391 1359 (EApp (e, eexp), loc)
adamc@391 1360 end)
adamc@92 1361
adamc@141 1362 tag : tagHead attrs (let
adamc@141 1363 val pos = s (tagHeadleft, attrsright)
adamc@721 1364
adamc@721 1365 val e = (EVar (["Basis"], "tag", Infer), pos)
adamc@721 1366 val eo = case #1 attrs of
adamc@721 1367 NONE => (EVar (["Basis"], "None", Infer), pos)
adamc@721 1368 | SOME e => (EApp ((EVar (["Basis"], "Some", Infer), pos),
adamc@721 1369 e), pos)
adamc@721 1370 val e = (EApp (e, eo), pos)
adamc@721 1371 val e = (EApp (e, (ERecord (#2 attrs), pos)), pos)
adamc@721 1372 val e = (EApp (e, (EApp (#2 tagHead,
adamc@721 1373 (ERecord [], pos)), pos)), pos)
adamc@141 1374 in
adamc@756 1375 (tagHead, e)
adamc@141 1376 end)
adamc@141 1377
adamc@141 1378 tagHead: BEGIN_TAG (let
adamc@325 1379 val bt = tagIn BEGIN_TAG
adamc@141 1380 val pos = s (BEGIN_TAGleft, BEGIN_TAGright)
adamc@141 1381 in
adamc@325 1382 (bt,
adamc@473 1383 (EVar (["Basis"], bt, Infer), pos))
adamc@141 1384 end)
adamc@141 1385 | tagHead LBRACE cexp RBRACE (#1 tagHead, (ECApp (#2 tagHead, cexp), s (tagHeadleft, RBRACEright)))
adamc@92 1386
adamc@721 1387 attrs : (NONE, [])
adamc@721 1388 | attr attrs (let
adamc@721 1389 val loc = s (attrleft, attrsright)
adamc@721 1390 in
adamc@721 1391 case attr of
adamc@721 1392 Class e =>
adamc@721 1393 (case #1 attrs of
adamc@721 1394 NONE => ()
adamc@721 1395 | SOME _ => ErrorMsg.errorAt loc "Multiple classes specified for tag";
adamc@721 1396 (SOME e, #2 attrs))
adamc@721 1397 | Normal xe =>
adamc@721 1398 (#1 attrs, xe :: #2 attrs)
adamc@721 1399 end)
adamc@104 1400
adamc@721 1401 attr : SYMBOL EQ attrv (if SYMBOL = "class" then
adamc@721 1402 Class attrv
adamc@717 1403 else
adamc@724 1404 let
adamc@724 1405 val sym =
adamc@724 1406 case SYMBOL of
adamc@724 1407 "type" => "Typ"
adamc@724 1408 | x => capitalize x
adamc@724 1409 in
adamc@724 1410 Normal ((CName sym, s (SYMBOLleft, SYMBOLright)),
adamc@724 1411 if (sym = "Href" orelse sym = "Src")
adamc@724 1412 andalso (case #1 attrv of
adamc@724 1413 EPrim _ => true
adamc@724 1414 | _ => false) then
adamc@724 1415 let
adamc@724 1416 val loc = s (attrvleft, attrvright)
adamc@724 1417 in
adamc@724 1418 (EApp ((EVar (["Basis"], "bless", Infer), loc),
adamc@724 1419 attrv), loc)
adamc@724 1420 end
adamc@724 1421 else
adamc@724 1422 attrv)
adamc@724 1423 end)
adamc@204 1424
adamc@104 1425 attrv : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@104 1426 | FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adamc@104 1427 | STRING (EPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@110 1428 | LBRACE eexp RBRACE (eexp)
adamc@226 1429
adamc@232 1430 query : query1 obopt lopt ofopt (let
adamc@229 1431 val loc = s (query1left, query1right)
adamc@230 1432
adamc@230 1433 val re = (ERecord [((CName "Rows", loc),
adamc@230 1434 query1),
adamc@230 1435 ((CName "OrderBy", loc),
adamc@231 1436 obopt),
adamc@231 1437 ((CName "Limit", loc),
adamc@232 1438 lopt),
adamc@232 1439 ((CName "Offset", loc),
adamc@232 1440 ofopt)], loc)
adamc@229 1441 in
adamc@403 1442 (EApp ((EVar (["Basis"], "sql_query", Infer), loc), re), loc)
adamc@229 1443 end)
adamc@993 1444
adamc@993 1445 dopt : (EVar (["Basis"], "False", Infer), dummy)
adamc@993 1446 | DISTINCT (EVar (["Basis"], "True", Infer),
adamc@993 1447 s (DISTINCTleft, DISTINCTright))
adamc@993 1448
adamc@993 1449 query1 : SELECT dopt select FROM tables wopt gopt hopt
adamc@209 1450 (let
adamc@204 1451 val loc = s (SELECTleft, tablesright)
adamc@207 1452
adamc@1070 1453 val (empties, sel, exps) =
adamc@207 1454 case select of
adamc@1070 1455 Star => ([],
adamc@1070 1456 map (fn nm =>
adamc@233 1457 (nm, (CTuple [(CWild (KRecord (KType, loc), loc),
adamc@233 1458 loc),
adamc@233 1459 (CRecord [], loc)],
adamc@748 1460 loc))) (#1 tables),
adamc@233 1461 [])
adamc@207 1462 | Items sis =>
adamc@207 1463 let
adamc@748 1464 val tabs = map (fn nm => (nm, (CRecord [], loc))) (#1 tables)
adamc@1194 1465 val (_, tabs, exps) = foldl (amend_select loc)
adamc@1194 1466 (1, tabs, []) sis
adamc@1070 1467 val empties = List.mapPartial (fn (nm, (CRecord [], _)) =>
adamc@1070 1468 SOME nm
adamc@1070 1469 | _ => NONE) tabs
adamc@207 1470 in
adamc@1070 1471 (empties,
adamc@1070 1472 map (fn (nm, c) => (nm,
adamc@233 1473 (CTuple [c,
adamc@233 1474 (CWild (KRecord (KType, loc), loc),
adamc@233 1475 loc)], loc))) tabs,
adamc@233 1476 exps)
adamc@207 1477 end
adamc@207 1478
adamc@207 1479 val sel = (CRecord sel, loc)
adamc@207 1480
adamc@226 1481 val grp = case gopt of
adamc@403 1482 NONE => (ECApp ((EVar (["Basis"], "sql_subset_all",
adamc@403 1483 Infer), loc),
adamc@226 1484 (CWild (KRecord (KRecord (KType, loc), loc),
adamc@226 1485 loc), loc)), loc)
adamc@226 1486 | SOME gis =>
adamc@226 1487 let
adamc@748 1488 val tabs = map (fn nm =>
adamc@748 1489 (nm, (CRecord [], loc))) (#1 tables)
adamc@226 1490 val tabs = foldl (amend_group loc) tabs gis
adamc@226 1491
adamc@226 1492 val tabs = map (fn (nm, c) =>
adamc@226 1493 (nm,
adamc@226 1494 (CTuple [c,
adamc@226 1495 (CWild (KRecord (KType, loc),
adamc@226 1496 loc),
adamc@226 1497 loc)], loc))) tabs
adamc@226 1498 in
adamc@403 1499 (ECApp ((EVar (["Basis"], "sql_subset", Infer), loc),
adamc@226 1500 (CRecord tabs, loc)), loc)
adamc@226 1501 end
adamc@226 1502
adamc@403 1503 val e = (EVar (["Basis"], "sql_query1", Infer), loc)
adamc@1070 1504 val e = (ECApp (e, (CRecord (map (fn nm => (nm, (CUnit, loc))) empties),
adamc@1070 1505 loc)), loc)
adamc@993 1506 val re = (ERecord [((CName "Distinct", loc),
adamc@993 1507 dopt),
adamc@993 1508 ((CName "From", loc),
adamc@748 1509 #2 tables),
adamc@209 1510 ((CName "Where", loc),
adamc@223 1511 wopt),
adamc@224 1512 ((CName "GroupBy", loc),
adamc@226 1513 grp),
adamc@224 1514 ((CName "Having", loc),
adamc@224 1515 hopt),
adamc@223 1516 ((CName "SelectFields", loc),
adamc@403 1517 (ECApp ((EVar (["Basis"], "sql_subset", Infer), loc),
adamc@233 1518 sel), loc)),
adamc@233 1519 ((CName "SelectExps", loc),
adamc@233 1520 (ERecord exps, loc))], loc)
adamc@223 1521
adamc@209 1522 val e = (EApp (e, re), loc)
adamc@204 1523 in
adamc@207 1524 e
adamc@204 1525 end)
adamc@229 1526 | query1 UNION query1 (sql_relop ("union", query11, query12, s (query11left, query12right)))
adamc@229 1527 | query1 INTERSECT query1 (sql_relop ("intersect", query11, query12, s (query11left, query12right)))
adamc@229 1528 | query1 EXCEPT query1 (sql_relop ("except", query11, query12, s (query11left, query12right)))
adamc@1070 1529 | LBRACE LBRACE LBRACE eexp RBRACE RBRACE RBRACE (eexp)
adamc@204 1530
adamc@749 1531 tables : fitem (fitem)
adamc@749 1532 | fitem COMMA tables (let
adamc@749 1533 val loc = s (fitemleft, tablesright)
adamc@748 1534
adamc@748 1535 val e = (EVar (["Basis"], "sql_from_comma", Infer), loc)
adamc@749 1536 val e = (EApp (e, #2 fitem), loc)
adamc@748 1537 in
adamc@749 1538 (#1 fitem @ #1 tables,
adamc@748 1539 (EApp (e, #2 tables), loc))
adamc@748 1540 end)
adamc@204 1541
adamc@749 1542 fitem : table' ([#1 table'], #2 table')
adamc@1071 1543 | LBRACE LBRACE eexp RBRACE RBRACE ([], eexp)
adamc@749 1544 | fitem JOIN fitem ON sqlexp (let
adamc@749 1545 val loc = s (fitem1left, sqlexpright)
adamc@749 1546
adamc@749 1547 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749 1548 val e = (EApp (e, #2 fitem1), loc)
adamc@749 1549 val e = (EApp (e, #2 fitem2), loc)
adamc@749 1550 in
adamc@749 1551 (#1 fitem1 @ #1 fitem2,
adamc@749 1552 (EApp (e, sqlexp), loc))
adamc@749 1553 end)
adamc@749 1554 | fitem INNER JOIN fitem ON sqlexp (let
adamc@749 1555 val loc = s (fitem1left, sqlexpright)
adamc@749 1556
adamc@749 1557 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749 1558 val e = (EApp (e, #2 fitem1), loc)
adamc@749 1559 val e = (EApp (e, #2 fitem2), loc)
adamc@749 1560 in
adamc@749 1561 (#1 fitem1 @ #1 fitem2,
adamc@749 1562 (EApp (e, sqlexp), loc))
adamc@749 1563 end)
adamc@749 1564 | fitem CROSS JOIN fitem (let
adamc@749 1565 val loc = s (fitem1left, fitem2right)
adamc@749 1566
adamc@749 1567 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749 1568 val e = (EApp (e, #2 fitem1), loc)
adamc@749 1569 val e = (EApp (e, #2 fitem2), loc)
adamc@749 1570 val tru = sql_inject (EVar (["Basis"], "True", Infer), loc)
adamc@749 1571 in
adamc@749 1572 (#1 fitem1 @ #1 fitem2,
adamc@749 1573 (EApp (e, tru), loc))
adamc@749 1574 end)
adamc@750 1575 | fitem LEFT JOIN fitem ON sqlexp (let
adamc@750 1576 val loc = s (fitem1left, sqlexpright)
adamc@750 1577
adamc@750 1578 val e = (EVar (["Basis"], "sql_left_join", Infer), loc)
adamc@750 1579 val e = (EApp (e, #2 fitem1), loc)
adamc@750 1580 val e = (EApp (e, #2 fitem2), loc)
adamc@750 1581 in
adamc@750 1582 (#1 fitem1 @ #1 fitem2,
adamc@750 1583 (EApp (e, sqlexp), loc))
adamc@750 1584 end)
adamc@751 1585 | fitem LEFT OUTER JOIN fitem ON sqlexp (let
adamc@751 1586 val loc = s (fitem1left, sqlexpright)
adamc@751 1587
adamc@751 1588 val e = (EVar (["Basis"], "sql_left_join", Infer), loc)
adamc@751 1589 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1590 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1591 in
adamc@751 1592 (#1 fitem1 @ #1 fitem2,
adamc@751 1593 (EApp (e, sqlexp), loc))
adamc@751 1594 end)
adamc@751 1595 | fitem RIGHT JOIN fitem ON sqlexp (let
adamc@751 1596 val loc = s (fitem1left, sqlexpright)
adamc@751 1597
adamc@751 1598 val e = (EVar (["Basis"], "sql_right_join", Infer), loc)
adamc@751 1599 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1600 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1601 in
adamc@751 1602 (#1 fitem1 @ #1 fitem2,
adamc@751 1603 (EApp (e, sqlexp), loc))
adamc@751 1604 end)
adamc@751 1605 | fitem RIGHT OUTER JOIN fitem ON sqlexp (let
adamc@751 1606 val loc = s (fitem1left, sqlexpright)
adamc@751 1607
adamc@751 1608 val e = (EVar (["Basis"], "sql_right_join", Infer), loc)
adamc@751 1609 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1610 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1611 in
adamc@751 1612 (#1 fitem1 @ #1 fitem2,
adamc@751 1613 (EApp (e, sqlexp), loc))
adamc@751 1614 end)
adamc@751 1615 | fitem FULL JOIN fitem ON sqlexp (let
adamc@751 1616 val loc = s (fitem1left, sqlexpright)
adamc@751 1617
adamc@751 1618 val e = (EVar (["Basis"], "sql_full_join", Infer), loc)
adamc@751 1619 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1620 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1621 in
adamc@751 1622 (#1 fitem1 @ #1 fitem2,
adamc@751 1623 (EApp (e, sqlexp), loc))
adamc@751 1624 end)
adamc@751 1625 | fitem FULL OUTER JOIN fitem ON sqlexp (let
adamc@751 1626 val loc = s (fitem1left, sqlexpright)
adamc@751 1627
adamc@751 1628 val e = (EVar (["Basis"], "sql_full_join", Infer), loc)
adamc@751 1629 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1630 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1631 in
adamc@751 1632 (#1 fitem1 @ #1 fitem2,
adamc@751 1633 (EApp (e, sqlexp), loc))
adamc@751 1634 end)
adamc@1192 1635 | LPAREN query RPAREN AS tname (let
adamc@1192 1636 val loc = s (LPARENleft, RPARENright)
adamc@1192 1637
adamc@1192 1638 val e = (EVar (["Basis"], "sql_from_query", Infer), loc)
adamc@1192 1639 val e = (ECApp (e, tname), loc)
adamc@1192 1640 in
adamc@1192 1641 ([tname], (EApp (e, query), loc))
adamc@1192 1642 end)
adamc@749 1643
adamc@204 1644 tname : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@204 1645 | LBRACE cexp RBRACE (cexp)
adamc@204 1646
adamc@243 1647 table : SYMBOL ((CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright)),
adamc@403 1648 (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright)))
adamc@403 1649 | SYMBOL AS tname (tname, (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright)))
adamc@221 1650 | LBRACE LBRACE eexp RBRACE RBRACE AS tname (tname, eexp)
adamc@207 1651
adamc@748 1652 table' : table (let
adamc@748 1653 val loc = s (tableleft, tableright)
adamc@748 1654 val e = (EVar (["Basis"], "sql_from_table", Infer), loc)
adamc@748 1655 val e = (ECApp (e, #1 table), loc)
adamc@748 1656 in
adamc@748 1657 (#1 table, (EApp (e, #2 table), loc))
adamc@748 1658 end)
adamc@748 1659
adamc@243 1660 tident : SYMBOL (CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@207 1661 | CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@221 1662 | LBRACE LBRACE cexp RBRACE RBRACE (cexp)
adamc@207 1663
adamc@207 1664 fident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@207 1665 | LBRACE cexp RBRACE (cexp)
adamc@207 1666
adamc@207 1667 seli : tident DOT fident (Field (tident, fident))
adamc@1194 1668 | sqlexp (Exp (NONE, sqlexp))
adamc@1194 1669 | sqlexp AS fident (Exp (SOME fident, sqlexp))
adamc@341 1670 | tident DOT LBRACE LBRACE cexp RBRACE RBRACE (Fields (tident, cexp))
adamc@207 1671
adamc@207 1672 selis : seli ([seli])
adamc@207 1673 | seli COMMA selis (seli :: selis)
adamc@207 1674
adamc@207 1675 select : STAR (Star)
adamc@207 1676 | selis (Items selis)
adamc@209 1677
adamc@403 1678 sqlexp : TRUE (sql_inject (EVar (["Basis"], "True", Infer),
adamc@209 1679 s (TRUEleft, TRUEright)))
adamc@403 1680 | FALSE (sql_inject (EVar (["Basis"], "False", Infer),
adamc@209 1681 s (FALSEleft, FALSEright)))
adamc@209 1682
adamc@222 1683 | INT (sql_inject (EPrim (Prim.Int INT),
adamc@222 1684 s (INTleft, INTright)))
adamc@222 1685 | FLOAT (sql_inject (EPrim (Prim.Float FLOAT),
adamc@222 1686 s (FLOATleft, FLOATright)))
adamc@229 1687 | STRING (sql_inject (EPrim (Prim.String STRING),
adamc@229 1688 s (STRINGleft, STRINGright)))
adamc@441 1689 | CURRENT_TIMESTAMP (sql_nfunc ("current_timestamp",
adamc@441 1690 s (CURRENT_TIMESTAMPleft, CURRENT_TIMESTAMPright)))
adamc@222 1691
adamc@221 1692 | tident DOT fident (let
adamc@221 1693 val loc = s (tidentleft, fidentright)
adamc@403 1694 val e = (EVar (["Basis"], "sql_field", Infer), loc)
adamc@221 1695 val e = (ECApp (e, tident), loc)
adamc@221 1696 in
adamc@221 1697 (ECApp (e, fident), loc)
adamc@221 1698 end)
adamc@234 1699 | CSYMBOL (let
adamc@234 1700 val loc = s (CSYMBOLleft, CSYMBOLright)
adamc@310 1701 in
adamc@310 1702 if !inDml then
adamc@310 1703 let
adamc@403 1704 val e = (EVar (["Basis"], "sql_field", Infer), loc)
adamc@310 1705 val e = (ECApp (e, (CName "T", loc)), loc)
adamc@310 1706 in
adamc@310 1707 (ECApp (e, (CName CSYMBOL, loc)), loc)
adamc@310 1708 end
adamc@310 1709 else
adamc@310 1710 let
adamc@403 1711 val e = (EVar (["Basis"], "sql_exp", Infer), loc)
adamc@310 1712 in
adamc@310 1713 (ECApp (e, (CName CSYMBOL, loc)), loc)
adamc@310 1714 end
adamc@310 1715 end)
adamc@221 1716
adamc@471 1717 | LBRACE eexp RBRACE (eexp)
adamc@470 1718
adamc@559 1719 | sqlexp EQ sqlexp (sql_binary ("eq", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1720 | sqlexp NE sqlexp (sql_binary ("ne", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1721 | sqlexp LT sqlexp (sql_binary ("lt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1722 | sqlexp LE sqlexp (sql_binary ("le", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1723 | sqlexp GT sqlexp (sql_binary ("gt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1724 | sqlexp GE sqlexp (sql_binary ("ge", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1725
adamc@559 1726 | sqlexp PLUS sqlexp (sql_binary ("plus", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1727 | sqlexp MINUS sqlexp (sql_binary ("minus", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1728 | sqlexp STAR sqlexp (sql_binary ("times", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1729 | sqlexp DIVIDE sqlexp (sql_binary ("div", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1730 | sqlexp MOD sqlexp (sql_binary ("mod", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@219 1731
adamc@220 1732 | sqlexp CAND sqlexp (sql_binary ("and", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@220 1733 | sqlexp OR sqlexp (sql_binary ("or", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1734
adamc@220 1735 | NOT sqlexp (sql_unary ("not", sqlexp, s (NOTleft, sqlexpright)))
adamc@559 1736 | MINUS sqlexp (sql_unary ("neg", sqlexp, s (MINUSleft, sqlexpright)))
adamc@220 1737
adamc@470 1738 | sqlexp IS NULL (let
adamc@470 1739 val loc = s (sqlexpleft, NULLright)
adamc@470 1740 in
adamc@470 1741 (EApp ((EVar (["Basis"], "sql_is_null", Infer), loc),
adamc@470 1742 sqlexp), loc)
adamc@470 1743 end)
adamc@470 1744
adamc@471 1745 | LBRACE LBRACK eexp RBRACK RBRACE (sql_inject (#1 eexp,
adamc@471 1746 s (LBRACEleft, RBRACEright)))
adamc@220 1747 | LPAREN sqlexp RPAREN (sqlexp)
adamc@210 1748
adamc@467 1749 | NULL (sql_inject ((EVar (["Basis"], "None", Infer),
adamc@467 1750 s (NULLleft, NULLright))))
adamc@467 1751
adamc@235 1752 | COUNT LPAREN STAR RPAREN (let
adamc@235 1753 val loc = s (COUNTleft, RPARENright)
adamc@235 1754 in
adamc@544 1755 (EVar (["Basis"], "sql_count", Infer), loc)
adamc@235 1756 end)
adamc@1187 1757 | COUNT LPAREN sqlexp RPAREN (let
adamc@1187 1758 val loc = s (COUNTleft, RPARENright)
adamc@1187 1759
adamc@1187 1760 val e = (EVar (["Basis"], "sql_count_col", Infer), loc)
adamc@1187 1761 val e = (EApp ((EVar (["Basis"], "sql_aggregate", Infer), loc),
adamc@1187 1762 e), loc)
adamc@1187 1763 in
adamc@1187 1764 (EApp (e, sqlexp), loc)
adamc@1187 1765 end)
adamc@236 1766 | sqlagg LPAREN sqlexp RPAREN (let
adamc@236 1767 val loc = s (sqlaggleft, RPARENright)
adamc@236 1768
adamc@403 1769 val e = (EVar (["Basis"], "sql_" ^ sqlagg, Infer), loc)
adamc@403 1770 val e = (EApp ((EVar (["Basis"], "sql_aggregate", Infer), loc),
adamc@236 1771 e), loc)
adamc@236 1772 in
adamc@236 1773 (EApp (e, sqlexp), loc)
adamc@236 1774 end)
adamc@746 1775 | fname LPAREN sqlexp RPAREN (let
adamc@746 1776 val loc = s (fnameleft, RPARENright)
adamc@746 1777
adamc@746 1778 val e = (EVar (["Basis"], "sql_ufunc", Infer), loc)
adamc@746 1779 val e = (EApp (e, fname), loc)
adamc@746 1780 in
adamc@746 1781 (EApp (e, sqlexp), loc)
adamc@746 1782 end)
adamc@1191 1783 | LPAREN query RPAREN (let
adamc@1191 1784 val loc = s (LPARENleft, RPARENright)
adamc@1191 1785
adamc@1191 1786 val e = (EVar (["Basis"], "sql_subquery", Infer), loc)
adamc@1191 1787 in
adamc@1191 1788 (EApp (e, query), loc)
adamc@1191 1789 end)
adamc@746 1790
adamc@746 1791 fname : SYMBOL (EVar (["Basis"], "sql_" ^ SYMBOL, Infer), s (SYMBOLleft, SYMBOLright))
adamc@746 1792 | LBRACE eexp RBRACE (eexp)
adamc@235 1793
adamc@403 1794 wopt : (sql_inject (EVar (["Basis"], "True", Infer),
adamc@230 1795 dummy))
adamc@209 1796 | CWHERE sqlexp (sqlexp)
adamc@226 1797
adamc@226 1798 groupi : tident DOT fident (GField (tident, fident))
adamc@226 1799
adamc@226 1800 groupis: groupi ([groupi])
adamc@226 1801 | groupi COMMA groupis (groupi :: groupis)
adamc@226 1802
adamc@226 1803 gopt : (NONE)
adamc@226 1804 | GROUP BY groupis (SOME groupis)
adamc@227 1805
adamc@403 1806 hopt : (sql_inject (EVar (["Basis"], "True", Infer),
adamc@230 1807 dummy))
adamc@227 1808 | HAVING sqlexp (sqlexp)
adamc@230 1809
adamc@403 1810 obopt : (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), dummy),
adamc@234 1811 (CWild (KRecord (KType, dummy), dummy), dummy)),
adamc@230 1812 dummy)
adamc@230 1813 | ORDER BY obexps (obexps)
adamc@230 1814
adamc@268 1815 obitem : sqlexp diropt (sqlexp, diropt)
adamc@268 1816
adamc@268 1817 obexps : obitem (let
adamc@268 1818 val loc = s (obitemleft, obitemright)
adamc@230 1819
adamc@403 1820 val e' = (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), loc),
adamc@234 1821 (CWild (KRecord (KType, loc), loc), loc)),
adamc@230 1822 loc)
adamc@403 1823 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons", Infer), loc),
adamc@268 1824 #1 obitem), loc)
adamc@268 1825 val e = (EApp (e, #2 obitem), loc)
adamc@230 1826 in
adamc@230 1827 (EApp (e, e'), loc)
adamc@230 1828 end)
adamc@268 1829 | obitem COMMA obexps (let
adamc@268 1830 val loc = s (obitemleft, obexpsright)
adamc@230 1831
adamc@403 1832 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons", Infer), loc),
adamc@268 1833 #1 obitem), loc)
adamc@268 1834 val e = (EApp (e, #2 obitem), loc)
adamc@230 1835 in
adamc@230 1836 (EApp (e, obexps), loc)
adamc@230 1837 end)
adamc@231 1838
adamc@403 1839 diropt : (EVar (["Basis"], "sql_asc", Infer), dummy)
adamc@403 1840 | ASC (EVar (["Basis"], "sql_asc", Infer), s (ASCleft, ASCright))
adamc@403 1841 | DESC (EVar (["Basis"], "sql_desc", Infer), s (DESCleft, DESCright))
adamc@268 1842
adamc@403 1843 lopt : (EVar (["Basis"], "sql_no_limit", Infer), dummy)
adamc@403 1844 | LIMIT ALL (EVar (["Basis"], "sql_no_limit", Infer), dummy)
adamc@231 1845 | LIMIT sqlint (let
adamc@231 1846 val loc = s (LIMITleft, sqlintright)
adamc@231 1847 in
adamc@403 1848 (EApp ((EVar (["Basis"], "sql_limit", Infer), loc), sqlint), loc)
adamc@231 1849 end)
adamc@231 1850
adamc@403 1851 ofopt : (EVar (["Basis"], "sql_no_offset", Infer), dummy)
adamc@232 1852 | OFFSET sqlint (let
adamc@232 1853 val loc = s (OFFSETleft, sqlintright)
adamc@232 1854 in
adamc@403 1855 (EApp ((EVar (["Basis"], "sql_offset", Infer), loc), sqlint), loc)
adamc@232 1856 end)
adamc@232 1857
adamc@231 1858 sqlint : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@231 1859 | LBRACE eexp RBRACE (eexp)
adamc@236 1860
adamc@236 1861 sqlagg : AVG ("avg")
adamc@236 1862 | SUM ("sum")
adamc@236 1863 | MIN ("min")
adamc@236 1864 | MAX ("max")