Mercurial > urweb

annotate src/urweb.grm @ 978:e1f3f1ea8cff

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
demo/increment works with interpretation
author Adam Chlipala <adamc@hcoop.net>
date Thu, 24 Sep 2009 10:42:59 -0400
parents fbc3a0eef45a
children 10114d7b7477
rev   line source
adamc@695 1 (* Copyright (c) 2008-2009, 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@233 45 | Exp of con * 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@233 61 fun amend_select loc (si, (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@233 79 (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@341 95 (tabs, exps)
adamc@341 96 end
adamc@233 97 | Exp (c, e) => (tabs, (c, e) :: exps)
adamc@207 98
adamc@226 99 fun amend_group loc (gi, tabs) =
adamc@226 100 let
adamc@226 101 val (tx, c) = case gi of
adamc@226 102 GField (tx, fx) => (tx, (CRecord ([(fx, (CWild (KType, loc), loc))]), loc))
adamc@226 103
adamc@226 104 val (tabs, found) = ListUtil.foldlMap (fn ((tx', c'), found) =>
adamc@226 105 if eqTnames (tx, tx') then
adamc@226 106 ((tx', (CConcat (c, c'), loc)), true)
adamc@226 107 else
adamc@226 108 ((tx', c'), found))
adamc@226 109 false tabs
adamc@226 110 in
adamc@226 111 if found then
adamc@226 112 ()
adamc@226 113 else
adamc@226 114 ErrorMsg.errorAt loc "Select of field from unbound table";
adamc@226 115
adamc@226 116 tabs
adamc@226 117 end
adamc@226 118
adamc@403 119 fun sql_inject (v, loc) =
adamc@403 120 (EApp ((EVar (["Basis"], "sql_inject", Infer), loc), (v, loc)), loc)
adamc@209 121
adamc@220 122 fun sql_binary (oper, sqlexp1, sqlexp2, loc) =
adamc@220 123 let
adamc@403 124 val e = (EVar (["Basis"], "sql_binary", Infer), loc)
adamc@403 125 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@220 126 val e = (EApp (e, sqlexp1), loc)
adamc@220 127 in
adamc@220 128 (EApp (e, sqlexp2), loc)
adamc@220 129 end
adamc@220 130
adamc@220 131 fun sql_unary (oper, sqlexp, loc) =
adamc@220 132 let
adamc@403 133 val e = (EVar (["Basis"], "sql_unary", Infer), loc)
adamc@403 134 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@220 135 in
adamc@220 136 (EApp (e, sqlexp), loc)
adamc@219 137 end
adamc@219 138
adamc@229 139 fun sql_relop (oper, sqlexp1, sqlexp2, loc) =
adamc@229 140 let
adamc@403 141 val e = (EVar (["Basis"], "sql_relop", Infer), loc)
adamc@403 142 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@229 143 val e = (EApp (e, sqlexp1), loc)
adamc@229 144 in
adamc@229 145 (EApp (e, sqlexp2), loc)
adamc@229 146 end
adamc@229 147
adamc@441 148 fun sql_nfunc (oper, loc) =
adamc@441 149 let
adamc@441 150 val e = (EVar (["Basis"], "sql_nfunc", Infer), loc)
adamc@441 151 in
adamc@441 152 (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@441 153 end
adamc@441 154
adamc@389 155 fun native_unop (oper, e1, loc) =
adamc@389 156 let
adamc@403 157 val e = (EVar (["Basis"], oper, Infer), loc)
adamc@389 158 in
adamc@389 159 (EApp (e, e1), loc)
adamc@389 160 end
adamc@389 161
adamc@256 162 fun native_op (oper, e1, e2, loc) =
adamc@256 163 let
adamc@403 164 val e = (EVar (["Basis"], oper, Infer), loc)
adamc@256 165 val e = (EApp (e, e1), loc)
adamc@256 166 in
adamc@256 167 (EApp (e, e2), loc)
adamc@256 168 end
adamc@256 169
adamc@310 170 val inDml = ref false
adamc@310 171
adamc@325 172 fun tagIn bt =
adamc@325 173 case bt of
adamc@325 174 "table" => "tabl"
adamc@325 175 | _ => bt
adamc@325 176
adamc@709 177 datatype prop_kind = Delete | Update
adamc@709 178
adamc@721 179 datatype attr = Class of exp | Normal of con * exp
adamc@721 180
adamc@822 181 fun patType loc (p : pat) =
adamc@822 182 case #1 p of
adamc@822 183 PAnnot (_, t) => t
adamc@822 184 | _ => (CWild (KType, loc), loc)
adamc@822 185
adamc@1 186 %%
adamc@244 187 %header (functor UrwebLrValsFn(structure Token : TOKEN))
adamc@1 188
adamc@1 189 %term
adamc@1 190 EOF
adamc@821 191 | STRING of string | INT of Int64.int | FLOAT of Real64.real | CHAR of char
adamc@1 192 | SYMBOL of string | CSYMBOL of string
adamc@1 193 | LPAREN | RPAREN | LBRACK | RBRACK | LBRACE | RBRACE
adamc@156 194 | EQ | COMMA | COLON | DCOLON | TCOLON | DOT | HASH | UNDER | UNDERUNDER | BAR
adamc@403 195 | PLUS | MINUS | DIVIDE | DOTDOTDOT | MOD | AT
adamc@623 196 | CON | LTYPE | VAL | REC | AND | FUN | MAP | UNIT | KUNIT | CLASS
adamc@156 197 | DATATYPE | OF
adamc@7 198 | TYPE | NAME
adamc@629 199 | ARROW | LARROW | DARROW | STAR | SEMI | KARROW | DKARROW | BANG
adamc@674 200 | FN | PLUSPLUS | MINUSMINUS | MINUSMINUSMINUS | DOLLAR | TWIDDLE | CARET
adamc@446 201 | LET | IN
adamc@445 202 | STRUCTURE | SIGNATURE | STRUCT | SIG | END | FUNCTOR | WHERE | EXTERN | SQL
adamc@754 203 | INCLUDE | OPEN | CONSTRAINT | CONSTRAINTS | EXPORT | TABLE | SEQUENCE | VIEW
adamc@718 204 | COOKIE | STYLE
adamc@842 205 | CASE | IF | THEN | ELSE | ANDALSO | ORELSE
adamc@1 206
adamc@360 207 | XML_BEGIN of string | XML_END | XML_BEGIN_END of string
adamc@91 208 | NOTAGS of string
adamc@91 209 | BEGIN_TAG of string | END_TAG of string
adamc@91 210
adamc@230 211 | SELECT | FROM | AS | CWHERE | GROUP | ORDER | BY | HAVING
adamc@229 212 | UNION | INTERSECT | EXCEPT
adamc@232 213 | LIMIT | OFFSET | ALL
adamc@220 214 | TRUE | FALSE | CAND | OR | NOT
adamc@236 215 | COUNT | AVG | SUM | MIN | MAX
adamc@268 216 | ASC | DESC
adamc@470 217 | INSERT | INTO | VALUES | UPDATE | SET | DELETE | NULL | IS
adamc@441 218 | CURRENT_TIMESTAMP
adamc@219 219 | NE | LT | LE | GT | GE
adamc@714 220 | CCONSTRAINT | UNIQUE | CHECK | PRIMARY | FOREIGN | KEY | ON | NO | ACTION | RESTRICT | CASCADE | REFERENCES
adamc@751 221 | JOIN | INNER | CROSS | OUTER | LEFT | RIGHT | FULL
adamc@204 222
adamc@30 223 %nonterm
adamc@1 224 file of decl list
adamc@1 225 | decls of decl list
adamc@325 226 | decl of decl list
adamc@123 227 | vali of string * con option * exp
adamc@123 228 | valis of (string * con option * exp) list
adamc@242 229 | copt of con option
adamc@1 230
adamc@191 231 | dargs of string list
adamc@156 232 | barOpt of unit
adamc@156 233 | dcons of (string * con option) list
adamc@805 234 | dtype of string * string list * (string * con option) list
adamc@805 235 | dtypes of (string * string list * (string * con option) list) list
adamc@156 236 | dcon of string * con option
adamc@156 237
adamc@707 238 | pkopt of exp
adamc@707 239 | commaOpt of unit
adamc@707 240
adamc@704 241 | cst of exp
adamc@704 242 | csts of exp
adamc@704 243 | cstopt of exp
adamc@704 244
adamc@709 245 | pmode of prop_kind * exp
adamc@709 246 | pkind of prop_kind
adamc@709 247 | prule of exp
adamc@709 248 | pmodes of (prop_kind * exp) list
adamc@709 249
adamc@30 250 | sgn of sgn
adamc@42 251 | sgntm of sgn
adamc@30 252 | sgi of sgn_item
adamc@30 253 | sgis of sgn_item list
adamc@30 254
adamc@30 255 | str of str
adamc@30 256
adamc@1 257 | kind of kind
adamc@207 258 | ktuple of kind list
adamc@1 259 | kcolon of explicitness
adamc@240 260 | kopt of kind option
adamc@1 261
adamc@34 262 | path of string list * string
adamc@156 263 | cpath of string list * string
adamc@34 264 | spath of str
adamc@59 265 | mpath of string list
adamc@34 266
adamc@1 267 | cexp of con
adamc@1 268 | capps of con
adamc@1 269 | cterm of con
adamc@195 270 | ctuple of con list
adamc@207 271 | ctuplev of con list
adamc@1 272 | ident of con
adamc@200 273 | idents of con list
adamc@1 274 | rcon of (con * con) list
adamc@83 275 | rconn of (con * con) list
adamc@1 276 | rcone of (con * con) list
adamc@239 277 | cargs of con * kind -> con * kind
adamc@239 278 | cargl of con * kind -> con * kind
adamc@240 279 | cargl2 of con * kind -> con * kind
adamc@239 280 | carg of con * kind -> con * kind
adamc@239 281 | cargp of con * kind -> con * kind
adamc@1 282
adamc@8 283 | eexp of exp
adamc@8 284 | eapps of exp
adamc@8 285 | eterm of exp
adamc@195 286 | etuple of exp list
adamc@12 287 | rexp of (con * exp) list
adamc@91 288 | xml of exp
adamc@91 289 | xmlOne of exp
adamc@756 290 | tag of (string * exp) * exp
adamc@141 291 | tagHead of string * exp
adamc@434 292 | bind of string * con option * exp
adamc@446 293 | edecl of edecl
adamc@446 294 | edecls of edecl list
adamc@8 295
adamc@241 296 | earg of exp * con -> exp * con
adamc@241 297 | eargp of exp * con -> exp * con
adamc@822 298 | earga of exp * con -> exp * con
adamc@241 299 | eargs of exp * con -> exp * con
adamc@241 300 | eargl of exp * con -> exp * con
adamc@242 301 | eargl2 of exp * con -> exp * con
adamc@241 302
adamc@170 303 | branch of pat * exp
adamc@170 304 | branchs of (pat * exp) list
adamc@170 305 | pat of pat
adamc@822 306 | patS of pat
adamc@170 307 | pterm of pat
adamc@174 308 | rpat of (string * pat) list * bool
adamc@195 309 | ptuple of pat list
adamc@170 310
adamc@721 311 | attrs of exp option * (con * exp) list
adamc@721 312 | attr of attr
adamc@104 313 | attrv of exp
adamc@104 314
adamc@204 315 | query of exp
adamc@226 316 | query1 of exp
adamc@748 317 | tables of con list * exp
adamc@749 318 | fitem of con list * exp
adamc@204 319 | tname of con
adamc@705 320 | tnameW of con * con
adamc@705 321 | tnames of (con * con) * (con * con) list
adamc@705 322 | tnames' of (con * con) * (con * con) list
adamc@204 323 | table of con * exp
adamc@748 324 | table' of con * exp
adamc@207 325 | tident of con
adamc@207 326 | fident of con
adamc@207 327 | seli of select_item
adamc@207 328 | selis of select_item list
adamc@207 329 | select of select
adamc@209 330 | sqlexp of exp
adamc@209 331 | wopt of exp
adamc@226 332 | groupi of group_item
adamc@226 333 | groupis of group_item list
adamc@226 334 | gopt of group_item list option
adamc@227 335 | hopt of exp
adamc@230 336 | obopt of exp
adamc@268 337 | obitem of exp * exp
adamc@230 338 | obexps of exp
adamc@268 339 | diropt of exp
adamc@231 340 | lopt of exp
adamc@232 341 | ofopt of exp
adamc@231 342 | sqlint of exp
adamc@236 343 | sqlagg of string
adamc@746 344 | fname of exp
adamc@207 345
adamc@302 346 | texp of exp
adamc@302 347 | fields of con list
adamc@302 348 | sqlexps of exp list
adamc@303 349 | fsets of (con * exp) list
adamc@310 350 | enterDml of unit
adamc@310 351 | leaveDml of unit
adamc@302 352
adamc@204 353
adamc@1 354 %verbose (* print summary of errors *)
adamc@1 355 %pos int (* positions *)
adamc@1 356 %start file
adamc@1 357 %pure
adamc@1 358 %eop EOF
adamc@1 359 %noshift EOF
adamc@1 360
adamc@244 361 %name Urweb
adamc@1 362
adamc@623 363 %right KARROW
adamc@623 364 %nonassoc DKARROW
adamc@243 365 %right SEMI
adamc@243 366 %nonassoc LARROW
adamc@195 367 %nonassoc IF THEN ELSE
adamc@843 368 %nonassoc DARROW
adamc@842 369 %left ANDALSO
adamc@842 370 %left ORELSE
adamc@1 371 %nonassoc COLON
adamc@6 372 %nonassoc DCOLON TCOLON
adamc@229 373 %left UNION INTERSECT EXCEPT
adamc@1 374 %right COMMA
adamc@751 375 %right JOIN INNER CROSS OUTER LEFT RIGHT FULL
adamc@220 376 %right OR
adamc@220 377 %right CAND
adamc@470 378 %nonassoc EQ NE LT LE GT GE IS
adamc@243 379 %right ARROW
adamc@837 380 %right CARET PLUSPLUS
adamc@837 381 %left MINUSMINUS MINUSMINUSMINUS
adamc@389 382 %left PLUS MINUS
adamc@389 383 %left STAR DIVIDE MOD
adamc@220 384 %left NOT
adamc@84 385 %nonassoc TWIDDLE
adamc@1 386 %nonassoc DOLLAR
adamc@1 387 %left DOT
adamc@221 388 %nonassoc LBRACE RBRACE
adamc@1 389
adamc@1 390 %%
adamc@1 391
adamc@1 392 file : decls (decls)
adamc@54 393 | SIG sgis ([(DSgn ("?", (SgnConst sgis, s (SIGleft, sgisright))),
adamc@54 394 s (SIGleft, sgisright))])
adamc@1 395
adamc@1 396 decls : ([])
adamc@325 397 | decl decls (decl @ decls)
adamc@1 398
adamc@240 399 decl : CON SYMBOL cargl2 kopt EQ cexp (let
adamc@240 400 val loc = s (CONleft, cexpright)
adamc@240 401
adamc@240 402 val k = Option.getOpt (kopt, (KWild, loc))
adamc@240 403 val (c, k) = cargl2 (cexp, k)
adamc@240 404 in
adamc@325 405 [(DCon (SYMBOL, SOME k, c), loc)]
adamc@240 406 end)
adamc@325 407 | LTYPE SYMBOL EQ cexp ([(DCon (SYMBOL, SOME (KType, s (LTYPEleft, cexpright)), cexp),
adamc@325 408 s (LTYPEleft, cexpright))])
adamc@805 409 | DATATYPE dtypes ([(DDatatype dtypes, s (DATATYPEleft, dtypesright))])
adamc@191 410 | DATATYPE SYMBOL dargs EQ DATATYPE CSYMBOL DOT path
adamc@191 411 (case dargs of
adamc@325 412 [] => [(DDatatypeImp (SYMBOL, CSYMBOL :: #1 path, #2 path), s (DATATYPEleft, pathright))]
adamc@191 413 | _ => raise Fail "Arguments specified for imported datatype")
adamc@325 414 | VAL vali ([(DVal vali, s (VALleft, valiright))])
adamc@325 415 | VAL REC valis ([(DValRec valis, s (VALleft, valisright))])
adamc@325 416 | FUN valis ([(DValRec valis, s (FUNleft, valisright))])
adamc@1 417
adamc@325 418 | SIGNATURE CSYMBOL EQ sgn ([(DSgn (CSYMBOL, sgn), s (SIGNATUREleft, sgnright))])
adamc@325 419 | STRUCTURE CSYMBOL EQ str ([(DStr (CSYMBOL, NONE, str), s (STRUCTUREleft, strright))])
adamc@325 420 | STRUCTURE CSYMBOL COLON sgn EQ str ([(DStr (CSYMBOL, SOME sgn, str), s (STRUCTUREleft, strright))])
adamc@42 421 | FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN EQ str
adamc@325 422 ([(DStr (CSYMBOL1, NONE,
adamc@325 423 (StrFun (CSYMBOL2, sgn1, NONE, str), s (FUNCTORleft, strright))),
adamc@325 424 s (FUNCTORleft, strright))])
adamc@42 425 | FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN COLON sgn EQ str
adamc@325 426 ([(DStr (CSYMBOL1, NONE,
adamc@325 427 (StrFun (CSYMBOL2, sgn1, SOME sgn2, str), s (FUNCTORleft, strright))),
adamc@325 428 s (FUNCTORleft, strright))])
adamc@325 429 | EXTERN STRUCTURE CSYMBOL COLON sgn ([(DFfiStr (CSYMBOL, sgn), s (EXTERNleft, sgnright))])
adamc@61 430 | OPEN mpath (case mpath of
adamc@61 431 [] => raise Fail "Impossible mpath parse [1]"
adamc@325 432 | m :: ms => [(DOpen (m, ms), s (OPENleft, mpathright))])
adamc@325 433 | OPEN mpath LPAREN str RPAREN (let
adamc@325 434 val loc = s (OPENleft, RPARENright)
adamc@325 435
adamc@325 436 val m = case mpath of
adamc@325 437 [] => raise Fail "Impossible mpath parse [4]"
adamc@325 438 | m :: ms =>
adamc@325 439 foldl (fn (m, str) => (StrProj (str, m), loc))
adamc@325 440 (StrVar m, loc) ms
adamc@325 441 in
adamc@325 442 [(DStr ("anon", NONE, (StrApp (m, str), loc)), loc),
adamc@325 443 (DOpen ("anon", []), loc)]
adamc@325 444 end)
adamc@88 445 | OPEN CONSTRAINTS mpath (case mpath of
adamc@88 446 [] => raise Fail "Impossible mpath parse [3]"
adamc@325 447 | m :: ms => [(DOpenConstraints (m, ms), s (OPENleft, mpathright))])
adamc@325 448 | CONSTRAINT cterm TWIDDLE cterm ([(DConstraint (cterm1, cterm2), s (CONSTRAINTleft, ctermright))])
adamc@325 449 | EXPORT spath ([(DExport spath, s (EXPORTleft, spathright))])
adamc@707 450 | TABLE SYMBOL COLON cterm pkopt commaOpt cstopt([(DTable (SYMBOL, entable cterm, pkopt, cstopt),
adamc@707 451 s (TABLEleft, cstoptright))])
adamc@338 452 | SEQUENCE SYMBOL ([(DSequence SYMBOL, s (SEQUENCEleft, SYMBOLright))])
adamc@754 453 | VIEW SYMBOL EQ query ([(DView (SYMBOL, query),
adamc@754 454 s (VIEWleft, queryright))])
adamc@754 455 | VIEW SYMBOL EQ LBRACE eexp RBRACE ([(DView (SYMBOL, eexp),
adamc@754 456 s (VIEWleft, RBRACEright))])
adamc@563 457 | CLASS SYMBOL EQ cexp (let
adamc@563 458 val loc = s (CLASSleft, cexpright)
adamc@563 459 in
adamc@563 460 [(DClass (SYMBOL, (KWild, loc), cexp), loc)]
adamc@563 461 end)
adamc@563 462 | CLASS SYMBOL DCOLON kind EQ cexp ([(DClass (SYMBOL, kind, cexp), s (CLASSleft, cexpright))])
adamc@211 463 | CLASS SYMBOL SYMBOL EQ cexp (let
adamc@211 464 val loc = s (CLASSleft, cexpright)
adamc@563 465 val k = (KWild, loc)
adamc@211 466 val c = (CAbs (SYMBOL2, SOME k, cexp), loc)
adamc@211 467 in
adamc@563 468 [(DClass (SYMBOL1, k, c), s (CLASSleft, cexpright))]
adamc@563 469 end)
adamc@563 470 | CLASS SYMBOL LPAREN SYMBOL DCOLON kind RPAREN EQ cexp (let
adamc@563 471 val loc = s (CLASSleft, cexpright)
adamc@563 472 val c = (CAbs (SYMBOL2, SOME kind, cexp), loc)
adamc@563 473 in
adamc@563 474 [(DClass (SYMBOL1, kind, c), s (CLASSleft, cexpright))]
adamc@211 475 end)
adamc@459 476 | COOKIE SYMBOL COLON cexp ([(DCookie (SYMBOL, cexp), s (COOKIEleft, cexpright))])
adamc@720 477 | STYLE SYMBOL ([(DStyle SYMBOL, s (STYLEleft, SYMBOLright))])
adamc@30 478
adamc@805 479 dtype : SYMBOL dargs EQ barOpt dcons (SYMBOL, dargs, dcons)
adamc@805 480
adamc@805 481 dtypes : dtype ([dtype])
adamc@805 482 | dtype AND dtypes (dtype :: dtypes)
adamc@805 483
adamc@240 484 kopt : (NONE)
adamc@240 485 | DCOLON kind (SOME kind)
adamc@240 486
adamc@191 487 dargs : ([])
adamc@191 488 | SYMBOL dargs (SYMBOL :: dargs)
adamc@191 489
adamc@156 490 barOpt : ()
adamc@156 491 | BAR ()
adamc@156 492
adamc@156 493 dcons : dcon ([dcon])
adamc@156 494 | dcon BAR dcons (dcon :: dcons)
adamc@156 495
adamc@156 496 dcon : CSYMBOL (CSYMBOL, NONE)
adamc@156 497 | CSYMBOL OF cexp (CSYMBOL, SOME cexp)
adamc@156 498
adamc@242 499 vali : SYMBOL eargl2 copt EQ eexp (let
adamc@242 500 val loc = s (SYMBOLleft, eexpright)
adamc@242 501 val t = Option.getOpt (copt, (CWild (KType, loc), loc))
adamc@242 502
adamc@242 503 val (e, t) = eargl2 (eexp, t)
adamc@242 504 in
adamc@242 505 (SYMBOL, SOME t, e)
adamc@242 506 end)
adamc@242 507
adamc@242 508 copt : (NONE)
adamc@242 509 | COLON cexp (SOME cexp)
adamc@123 510
adamc@704 511 cstopt : (EVar (["Basis"], "no_constraint", Infer), dummy)
adamc@704 512 | csts (csts)
adamc@704 513
adamc@704 514 csts : CCONSTRAINT tname cst (let
adamc@704 515 val loc = s (CCONSTRAINTleft, cstright)
adamc@704 516
adamc@704 517 val e = (EVar (["Basis"], "one_constraint", Infer), loc)
adamc@704 518 val e = (ECApp (e, tname), loc)
adamc@704 519 in
adamc@704 520 (EApp (e, cst), loc)
adamc@704 521 end)
adamc@704 522 | csts COMMA csts (let
adamc@704 523 val loc = s (csts1left, csts2right)
adamc@704 524
adamc@704 525 val e = (EVar (["Basis"], "join_constraints", Infer), loc)
adamc@704 526 val e = (EApp (e, csts1), loc)
adamc@704 527 in
adamc@704 528 (EApp (e, csts2), loc)
adamc@704 529 end)
adamc@704 530 | LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adamc@704 531
adamc@704 532 cst : UNIQUE tnames (let
adamc@704 533 val loc = s (UNIQUEleft, tnamesright)
adamc@704 534
adamc@704 535 val e = (EVar (["Basis"], "unique", Infer), loc)
adamc@705 536 val e = (ECApp (e, #1 (#1 tnames)), loc)
adamc@705 537 val e = (ECApp (e, (CRecord (#2 tnames), loc)), loc)
adamc@705 538 val e = (EDisjointApp e, loc)
adamc@704 539 in
adamc@704 540 (EDisjointApp e, loc)
adamc@704 541 end)
adamc@709 542
adamc@714 543 | CHECK sqlexp (let
adamc@714 544 val loc = s (CHECKleft, sqlexpright)
adamc@714 545 in
adamc@714 546 (EApp ((EVar (["Basis"], "check", Infer), loc),
adamc@714 547 sqlexp), loc)
adamc@714 548 end)
adamc@714 549
adamc@709 550 | FOREIGN KEY tnames REFERENCES texp LPAREN tnames' RPAREN pmodes
adamc@709 551 (let
adamc@709 552 val loc = s (FOREIGNleft, pmodesright)
adamc@709 553
adamc@709 554 val mat = ListPair.foldrEq
adamc@709 555 (fn ((nm1, _), (nm2, _), mat) =>
adamc@709 556 let
adamc@709 557 val e = (EVar (["Basis"], "mat_cons", Infer), loc)
adamc@709 558 val e = (ECApp (e, nm1), loc)
adamc@709 559 val e = (ECApp (e, nm2), loc)
adamc@709 560 val e = (EDisjointApp e, loc)
adamc@709 561 val e = (EDisjointApp e, loc)
adamc@712 562 val e = (EApp (e, (EWild, loc)), loc)
adamc@709 563 in
adamc@709 564 (EApp (e, mat), loc)
adamc@709 565 end)
adamc@709 566 (EVar (["Basis"], "mat_nil", Infer), loc)
adamc@709 567 (#1 tnames :: #2 tnames, #1 tnames' :: #2 tnames')
adamc@709 568
adamc@709 569 fun findMode mode =
adamc@709 570 let
adamc@709 571 fun findMode' pmodes =
adamc@709 572 case pmodes of
adamc@709 573 [] => (EVar (["Basis"], "no_action", Infer), loc)
adamc@709 574 | (mode', rule) :: pmodes' =>
adamc@709 575 if mode' = mode then
adamc@709 576 (if List.exists (fn (mode', _) => mode' = mode)
adamc@709 577 pmodes' then
adamc@709 578 ErrorMsg.errorAt loc "Duplicate propagation rule"
adamc@709 579 else
adamc@709 580 ();
adamc@709 581 rule)
adamc@709 582 else
adamc@709 583 findMode' pmodes'
adamc@709 584 in
adamc@709 585 findMode' pmodes
adamc@709 586 end
adamc@709 587
adamc@709 588 val e = (EVar (["Basis"], "foreign_key", Infer), loc)
adamc@709 589 val e = (EApp (e, mat), loc)
adamc@709 590 val e = (EApp (e, texp), loc)
adamc@709 591 in
adamc@709 592 (EApp (e, (ERecord [((CName "OnDelete", loc),
adamc@709 593 findMode Delete),
adamc@709 594 ((CName "OnUpdate", loc),
adamc@709 595 findMode Update)], loc)), loc)
adamc@709 596 end)
adamc@709 597
adamc@704 598 | LBRACE eexp RBRACE (eexp)
adamc@704 599
adamc@704 600 tnameW : tname (let
adamc@704 601 val loc = s (tnameleft, tnameright)
adamc@704 602 in
adamc@704 603 (tname, (CWild (KType, loc), loc))
adamc@704 604 end)
adamc@704 605
adamc@705 606 tnames : tnameW (tnameW, [])
adamc@705 607 | LPAREN tnames' RPAREN (tnames')
adamc@704 608
adamc@705 609 tnames': tnameW (tnameW, [])
adamc@705 610 | tnameW COMMA tnames' (#1 tnames', tnameW :: #2 tnames')
adamc@704 611
adamc@709 612 pmode : ON pkind prule (pkind, prule)
adamc@709 613
adamc@709 614 pkind : DELETE (Delete)
adamc@709 615 | UPDATE (Update)
adamc@709 616
adamc@709 617 prule : NO ACTION (EVar (["Basis"], "no_action", Infer), s (NOleft, ACTIONright))
adamc@709 618 | RESTRICT (EVar (["Basis"], "restrict", Infer), s (RESTRICTleft, RESTRICTright))
adamc@709 619 | CASCADE (EVar (["Basis"], "cascade", Infer), s (CASCADEleft, CASCADEright))
adamc@709 620 | SET NULL (EVar (["Basis"], "set_null", Infer), s (SETleft, NULLright))
adamc@709 621
adamc@709 622 pmodes : ([])
adamc@709 623 | pmode pmodes (pmode :: pmodes)
adamc@709 624
adamc@707 625 commaOpt: ()
adamc@707 626 | COMMA ()
adamc@707 627
adamc@707 628 pkopt : (EVar (["Basis"], "no_primary_key", Infer), ErrorMsg.dummySpan)
adamc@707 629 | PRIMARY KEY tnames (let
adamc@707 630 val loc = s (PRIMARYleft, tnamesright)
adamc@707 631
adamc@707 632 val e = (EVar (["Basis"], "primary_key", Infer), loc)
adamc@707 633 val e = (ECApp (e, #1 (#1 tnames)), loc)
adamc@707 634 val e = (ECApp (e, (CRecord (#2 tnames), loc)), loc)
adamc@707 635 val e = (EDisjointApp e, loc)
adamc@707 636 val e = (EDisjointApp e, loc)
adamc@707 637
adamc@707 638 val witness = map (fn (c, _) =>
adamc@707 639 (c, (EWild, loc)))
adamc@707 640 (#1 tnames :: #2 tnames)
adamc@707 641 val witness = (ERecord witness, loc)
adamc@707 642 in
adamc@707 643 (EApp (e, witness), loc)
adamc@707 644 end)
adamc@707 645
adamc@123 646 valis : vali ([vali])
adamc@123 647 | vali AND valis (vali :: valis)
adamc@123 648
adamc@42 649 sgn : sgntm (sgntm)
adamc@40 650 | FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@40 651 (SgnFun (CSYMBOL, sgn1, sgn2), s (FUNCTORleft, sgn2right))
adamc@30 652
adamc@42 653 sgntm : SIG sgis END (SgnConst sgis, s (SIGleft, ENDright))
adamc@59 654 | mpath (case mpath of
adamc@61 655 [] => raise Fail "Impossible mpath parse [2]"
adamc@59 656 | [x] => SgnVar x
adamc@59 657 | m :: ms => SgnProj (m,
adamc@59 658 List.take (ms, length ms - 1),
adamc@59 659 List.nth (ms, length ms - 1)),
adamc@59 660 s (mpathleft, mpathright))
adamc@42 661 | sgntm WHERE CON SYMBOL EQ cexp (SgnWhere (sgntm, SYMBOL, cexp), s (sgntmleft, cexpright))
adamc@42 662 | sgntm WHERE LTYPE SYMBOL EQ cexp(SgnWhere (sgntm, SYMBOL, cexp), s (sgntmleft, cexpright))
adamc@42 663 | LPAREN sgn RPAREN (sgn)
adamc@42 664
adamc@706 665 sgi : CON SYMBOL DCOLON kind ((SgiConAbs (SYMBOL, kind), s (CONleft, kindright)))
adamc@706 666 | LTYPE SYMBOL ((SgiConAbs (SYMBOL, (KType, s (LTYPEleft, SYMBOLright))),
adamc@706 667 s (LTYPEleft, SYMBOLright)))
adamc@706 668 | CON SYMBOL EQ cexp ((SgiCon (SYMBOL, NONE, cexp), s (CONleft, cexpright)))
adamc@706 669 | CON SYMBOL DCOLON kind EQ cexp ((SgiCon (SYMBOL, SOME kind, cexp), s (CONleft, cexpright)))
adamc@706 670 | LTYPE SYMBOL EQ cexp ((SgiCon (SYMBOL, SOME (KType, s (LTYPEleft, cexpright)), cexp),
adamc@706 671 s (LTYPEleft, cexpright)))
adamc@805 672 | DATATYPE dtypes ((SgiDatatype dtypes, s (DATATYPEleft, dtypesright)))
adamc@191 673 | DATATYPE SYMBOL dargs EQ DATATYPE CSYMBOL DOT path
adamc@191 674 (case dargs of
adamc@191 675 [] => (SgiDatatypeImp (SYMBOL, CSYMBOL :: #1 path, #2 path), s (DATATYPEleft, pathright))
adamc@191 676 | _ => raise Fail "Arguments specified for imported datatype")
adamc@706 677 | VAL SYMBOL COLON cexp ((SgiVal (SYMBOL, cexp), s (VALleft, cexpright)))
adamc@30 678
adamc@706 679 | STRUCTURE CSYMBOL COLON sgn ((SgiStr (CSYMBOL, sgn), s (STRUCTUREleft, sgnright)))
adamc@706 680 | SIGNATURE CSYMBOL EQ sgn ((SgiSgn (CSYMBOL, sgn), s (SIGNATUREleft, sgnright)))
adamc@42 681 | FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@706 682 ((SgiStr (CSYMBOL1,
adamc@706 683 (SgnFun (CSYMBOL2, sgn1, sgn2), s (FUNCTORleft, sgn2right))),
adamc@706 684 s (FUNCTORleft, sgn2right)))
adamc@706 685 | INCLUDE sgn ((SgiInclude sgn, s (INCLUDEleft, sgnright)))
adamc@706 686 | CONSTRAINT cterm TWIDDLE cterm ((SgiConstraint (cterm1, cterm2), s (CONSTRAINTleft, ctermright)))
adamc@707 687 | TABLE SYMBOL COLON cterm pkopt commaOpt cstopt (let
adamc@707 688 val loc = s (TABLEleft, ctermright)
adamc@707 689 in
adamc@707 690 (SgiTable (SYMBOL, entable cterm, pkopt, cstopt), loc)
adamc@707 691 end)
adamc@460 692 | SEQUENCE SYMBOL (let
adamc@460 693 val loc = s (SEQUENCEleft, SYMBOLright)
adamc@460 694 val t = (CVar (["Basis"], "sql_sequence"), loc)
adamc@460 695 in
adamc@460 696 (SgiVal (SYMBOL, t), loc)
adamc@460 697 end)
adamc@754 698 | VIEW SYMBOL COLON cexp (let
adamc@754 699 val loc = s (VIEWleft, cexpright)
adamc@754 700 val t = (CVar (["Basis"], "sql_view"), loc)
adamc@754 701 val t = (CApp (t, cexp), loc)
adamc@754 702 in
adamc@754 703 (SgiVal (SYMBOL, t), loc)
adamc@754 704 end)
adamc@563 705 | CLASS SYMBOL (let
adamc@563 706 val loc = s (CLASSleft, SYMBOLright)
adamc@711 707 val k = (KArrow ((KType, loc), (KType, loc)), loc)
adamc@563 708 in
adamc@711 709 (SgiClassAbs (SYMBOL, k), loc)
adamc@563 710 end)
adamc@563 711 | CLASS SYMBOL DCOLON kind (let
adamc@563 712 val loc = s (CLASSleft, kindright)
adamc@563 713 in
adamc@563 714 (SgiClassAbs (SYMBOL, kind), loc)
adamc@563 715 end)
adamc@563 716 | CLASS SYMBOL EQ cexp (let
adamc@563 717 val loc = s (CLASSleft, cexpright)
adamc@563 718 in
adamc@563 719 (SgiClass (SYMBOL, (KWild, loc), cexp), loc)
adamc@563 720 end)
adamc@563 721 | CLASS SYMBOL DCOLON kind EQ cexp (let
adamc@563 722 val loc = s (CLASSleft, cexpright)
adamc@563 723 in
adamc@563 724 (SgiClass (SYMBOL, kind, cexp), loc)
adamc@563 725 end)
adamc@211 726 | CLASS SYMBOL SYMBOL EQ cexp (let
adamc@211 727 val loc = s (CLASSleft, cexpright)
adamc@563 728 val k = (KWild, loc)
adamc@211 729 val c = (CAbs (SYMBOL2, SOME k, cexp), loc)
adamc@211 730 in
adamc@563 731 (SgiClass (SYMBOL1, k, c), s (CLASSleft, cexpright))
adamc@563 732 end)
adamc@563 733 | CLASS SYMBOL LPAREN SYMBOL DCOLON kind RPAREN EQ cexp (let
adamc@563 734 val loc = s (CLASSleft, cexpright)
adamc@563 735 val c = (CAbs (SYMBOL2, SOME kind, cexp), loc)
adamc@563 736 in
adamc@563 737 (SgiClass (SYMBOL1, kind, c), s (CLASSleft, cexpright))
adamc@211 738 end)
adamc@460 739 | COOKIE SYMBOL COLON cexp (let
adamc@460 740 val loc = s (COOKIEleft, cexpright)
adamc@460 741 val t = (CApp ((CVar (["Basis"], "http_cookie"), loc),
adamc@460 742 entable cexp), loc)
adamc@460 743 in
adamc@460 744 (SgiVal (SYMBOL, t), loc)
adamc@460 745 end)
adamc@720 746 | STYLE SYMBOL (let
adamc@720 747 val loc = s (STYLEleft, SYMBOLright)
adamc@720 748 val t = (CVar (["Basis"], "css_class"), loc)
adamc@718 749 in
adamc@718 750 (SgiVal (SYMBOL, t), loc)
adamc@718 751 end)
adamc@30 752
adamc@30 753 sgis : ([])
adamc@30 754 | sgi sgis (sgi :: sgis)
adamc@30 755
adamc@30 756 str : STRUCT decls END (StrConst decls, s (STRUCTleft, ENDright))
adamc@34 757 | spath (spath)
adamc@40 758 | FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN DARROW str
adamc@40 759 (StrFun (CSYMBOL, sgn, NONE, str), s (FUNCTORleft, strright))
adamc@40 760 | FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn DARROW str
adamc@40 761 (StrFun (CSYMBOL, sgn1, SOME sgn2, str), s (FUNCTORleft, strright))
adamc@44 762 | spath LPAREN str RPAREN (StrApp (spath, str), s (spathleft, RPARENright))
adamc@34 763
adamc@34 764 spath : CSYMBOL (StrVar CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@34 765 | spath DOT CSYMBOL (StrProj (spath, CSYMBOL), s (spathleft, CSYMBOLright))
adamc@30 766
adamc@1 767 kind : TYPE (KType, s (TYPEleft, TYPEright))
adamc@1 768 | NAME (KName, s (NAMEleft, NAMEright))
adamc@1 769 | LBRACE kind RBRACE (KRecord kind, s (LBRACEleft, RBRACEright))
adamc@1 770 | kind ARROW kind (KArrow (kind1, kind2), s (kind1left, kind2right))
adamc@1 771 | LPAREN kind RPAREN (#1 kind, s (LPARENleft, RPARENright))
adamc@82 772 | KUNIT (KUnit, s (KUNITleft, KUNITright))
adamc@18 773 | UNDERUNDER (KWild, s (UNDERUNDERleft, UNDERUNDERright))
adamc@207 774 | LPAREN ktuple RPAREN (KTuple ktuple, s (LPARENleft, RPARENright))
adamc@623 775 | CSYMBOL (KVar CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@623 776 | CSYMBOL KARROW kind (KFun (CSYMBOL, kind), s (CSYMBOLleft, kindright))
adamc@207 777
adamc@207 778 ktuple : kind STAR kind ([kind1, kind2])
adamc@207 779 | kind STAR ktuple (kind :: ktuple)
adamc@1 780
adamc@1 781 capps : cterm (cterm)
adamc@1 782 | capps cterm (CApp (capps, cterm), s (cappsleft, ctermright))
adamc@1 783
adamc@1 784 cexp : capps (capps)
adamc@1 785 | cexp ARROW cexp (TFun (cexp1, cexp2), s (cexp1left, cexp2right))
adamc@15 786 | SYMBOL kcolon kind ARROW cexp (TCFun (kcolon, SYMBOL, kind, cexp), s (SYMBOLleft, cexpright))
adamc@623 787 | CSYMBOL KARROW cexp (TKFun (CSYMBOL, cexp), s (CSYMBOLleft, cexpright))
adamc@1 788
adamc@1 789 | cexp PLUSPLUS cexp (CConcat (cexp1, cexp2), s (cexp1left, cexp1right))
adamc@1 790
adamc@239 791 | FN cargs DARROW cexp (#1 (cargs (cexp, (KWild, s (FNleft, cexpright)))))
adamc@628 792 | LBRACK cexp TWIDDLE cexp RBRACK DARROW cexp (TDisjoint (cexp1, cexp2, cexp3), s (LBRACKleft, cexp3right))
adamc@623 793 | CSYMBOL DKARROW cexp (CKAbs (CSYMBOL, cexp), s (CSYMBOLleft, cexpright))
adamc@1 794
adamc@8 795 | LPAREN cexp RPAREN DCOLON kind (CAnnot (cexp, kind), s (LPARENleft, kindright))
adamc@6 796
adamc@18 797 | UNDER DCOLON kind (CWild kind, s (UNDERleft, UNDERright))
adamc@195 798 | ctuple (let
adamc@195 799 val loc = s (ctupleleft, ctupleright)
adamc@195 800 in
adamc@195 801 (TRecord (CRecord (ListUtil.mapi (fn (i, c) =>
adamc@195 802 ((CName (Int.toString (i + 1)), loc),
adamc@195 803 c)) ctuple),
adamc@195 804 loc), loc)
adamc@195 805 end)
adamc@18 806
adamc@1 807 kcolon : DCOLON (Explicit)
adamc@1 808 | TCOLON (Implicit)
adamc@1 809
adamc@239 810 cargs : carg (carg)
adamc@239 811 | cargl (cargl)
adamc@239 812
adamc@239 813 cargl : cargp cargp (cargp1 o cargp2)
adamc@239 814 | cargp cargl (cargp o cargl)
adamc@239 815
adamc@240 816 cargl2 : (fn x => x)
adamc@240 817 | cargp cargl2 (cargp o cargl2)
adamc@240 818
adamc@241 819 carg : SYMBOL DCOLON kind (fn (c, k) =>
adamc@239 820 let
adamc@239 821 val loc = s (SYMBOLleft, kindright)
adamc@239 822 in
adamc@239 823 ((CAbs (SYMBOL, SOME kind, c), loc),
adamc@239 824 (KArrow (kind, k), loc))
adamc@239 825 end)
adamc@329 826 | UNDER DCOLON kind (fn (c, k) =>
adamc@329 827 let
adamc@329 828 val loc = s (UNDERleft, kindright)
adamc@329 829 in
adamc@329 830 ((CAbs ("_", SOME kind, c), loc),
adamc@329 831 (KArrow (kind, k), loc))
adamc@329 832 end)
adamc@241 833 | cargp (cargp)
adamc@239 834
adamc@239 835 cargp : SYMBOL (fn (c, k) =>
adamc@239 836 let
adamc@239 837 val loc = s (SYMBOLleft, SYMBOLright)
adamc@239 838 in
adamc@239 839 ((CAbs (SYMBOL, NONE, c), loc),
adamc@239 840 (KArrow ((KWild, loc), k), loc))
adamc@239 841 end)
adamc@329 842 | UNDER (fn (c, k) =>
adamc@329 843 let
adamc@329 844 val loc = s (UNDERleft, UNDERright)
adamc@329 845 in
adamc@329 846 ((CAbs ("_", NONE, c), loc),
adamc@329 847 (KArrow ((KWild, loc), k), loc))
adamc@329 848 end)
adamc@239 849 | LPAREN SYMBOL DCOLON kind RPAREN (fn (c, k) =>
adamc@239 850 let
adamc@239 851 val loc = s (LPARENleft, RPARENright)
adamc@239 852 in
adamc@239 853 ((CAbs (SYMBOL, SOME kind, c), loc),
adamc@239 854 (KArrow (kind, k), loc))
adamc@239 855 end)
adamc@628 856
adamc@239 857
adamc@34 858 path : SYMBOL ([], SYMBOL)
adamc@34 859 | CSYMBOL DOT path (let val (ms, x) = path in (CSYMBOL :: ms, x) end)
adamc@34 860
adamc@156 861 cpath : CSYMBOL ([], CSYMBOL)
adamc@156 862 | CSYMBOL DOT cpath (let val (ms, x) = cpath in (CSYMBOL :: ms, x) end)
adamc@156 863
adamc@59 864 mpath : CSYMBOL ([CSYMBOL])
adamc@59 865 | CSYMBOL DOT mpath (CSYMBOL :: mpath)
adamc@59 866
adamc@1 867 cterm : LPAREN cexp RPAREN (#1 cexp, s (LPARENleft, RPARENright))
adamc@1 868 | LBRACK rcon RBRACK (CRecord rcon, s (LBRACKleft, RBRACKright))
adamc@83 869 | LBRACK rconn RBRACK (CRecord rconn, s (LBRACKleft, RBRACKright))
adamc@1 870 | LBRACE rcone RBRACE (TRecord (CRecord rcone, s (LBRACEleft, RBRACEright)),
adamc@1 871 s (LBRACEleft, RBRACEright))
adamc@1 872 | DOLLAR cterm (TRecord cterm, s (DOLLARleft, ctermright))
adamc@1 873 | HASH CSYMBOL (CName CSYMBOL, s (HASHleft, CSYMBOLright))
adamc@195 874 | HASH INT (CName (Int64.toString INT), s (HASHleft, INTright))
adamc@1 875
adamc@34 876 | path (CVar path, s (pathleft, pathright))
adamc@207 877 | path DOT INT (CProj ((CVar path, s (pathleft, pathright)), Int64.toInt INT),
adamc@207 878 s (pathleft, INTright))
adamc@18 879 | UNDER (CWild (KWild, s (UNDERleft, UNDERright)), s (UNDERleft, UNDERright))
adamc@621 880 | MAP (CMap, s (MAPleft, MAPright))
adamc@82 881 | UNIT (CUnit, s (UNITleft, UNITright))
adamc@207 882 | LPAREN ctuplev RPAREN (CTuple ctuplev, s (LPARENleft, RPARENright))
adamc@207 883
adamc@207 884 ctuplev: cexp COMMA cexp ([cexp1, cexp2])
adamc@207 885 | cexp COMMA ctuplev (cexp :: ctuplev)
adamc@1 886
adamc@196 887 ctuple : capps STAR capps ([capps1, capps2])
adamc@196 888 | capps STAR ctuple (capps :: ctuple)
adamc@195 889
adamc@1 890 rcon : ([])
adamc@1 891 | ident EQ cexp ([(ident, cexp)])
adamc@1 892 | ident EQ cexp COMMA rcon ((ident, cexp) :: rcon)
adamc@1 893
adamc@83 894 rconn : ident ([(ident, (CUnit, s (identleft, identright)))])
adamc@83 895 | ident COMMA rconn ((ident, (CUnit, s (identleft, identright))) :: rconn)
adamc@83 896
adamc@1 897 rcone : ([])
adamc@1 898 | ident COLON cexp ([(ident, cexp)])
adamc@1 899 | ident COLON cexp COMMA rcone ((ident, cexp) :: rcone)
adamc@1 900
adamc@1 901 ident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@195 902 | INT (CName (Int64.toString INT), s (INTleft, INTright))
adamc@200 903 | SYMBOL (CVar ([], SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@8 904
adamc@8 905 eapps : eterm (eterm)
adamc@8 906 | eapps eterm (EApp (eapps, eterm), s (eappsleft, etermright))
adamc@8 907 | eapps LBRACK cexp RBRACK (ECApp (eapps, cexp), s (eappsleft, RBRACKright))
adamc@629 908 | eapps BANG (EDisjointApp eapps, s (eappsleft, BANGright))
adamc@8 909
adamc@8 910 eexp : eapps (eapps)
adamc@241 911 | FN eargs DARROW eexp (let
adamc@93 912 val loc = s (FNleft, eexpright)
adamc@93 913 in
adamc@241 914 #1 (eargs (eexp, (CWild (KType, loc), loc)))
adamc@93 915 end)
adamc@623 916 | CSYMBOL DKARROW eexp (EKAbs (CSYMBOL, eexp), s (CSYMBOLleft, eexpright))
adamc@196 917 | eexp COLON cexp (EAnnot (eexp, cexp), s (eexpleft, cexpright))
adamc@149 918 | eexp MINUSMINUS cexp (ECut (eexp, cexp), s (eexpleft, cexpright))
adamc@493 919 | eexp MINUSMINUSMINUS cexp (ECutMulti (eexp, cexp), s (eexpleft, cexpright))
adamc@170 920 | CASE eexp OF barOpt branch branchs (ECase (eexp, branch :: branchs), s (CASEleft, branchsright))
adamc@190 921 | IF eexp THEN eexp ELSE eexp (let
adamc@190 922 val loc = s (IFleft, eexp3right)
adamc@190 923 in
adamc@190 924 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc), eexp2),
adamc@190 925 ((PCon (["Basis"], "False", NONE), loc), eexp3)]), loc)
adamc@190 926 end)
adamc@434 927 | bind SEMI eexp (let
adamc@434 928 val loc = s (bindleft, eexpright)
adamc@434 929 val (v, to, e1) = bind
adamc@403 930 val e = (EVar (["Basis"], "bind", Infer), loc)
adamc@434 931 val e = (EApp (e, e1), loc)
adamc@243 932 in
adamc@434 933 (EApp (e, (EAbs (v, to, eexp), loc)), loc)
adamc@299 934 end)
adamc@256 935 | eexp EQ eexp (native_op ("eq", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@257 936 | eexp NE eexp (native_op ("ne", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389 937 | MINUS eterm (native_unop ("neg", eterm, s (MINUSleft, etermright)))
adamc@389 938 | eexp PLUS eexp (native_op ("plus", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389 939 | eexp MINUS eexp (native_op ("minus", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389 940 | eterm STAR eexp (native_op ("times", eterm, eexp, s (etermleft, eexpright)))
adamc@964 941 | eexp DIVIDE eexp (native_op ("divide", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389 942 | eexp MOD eexp (native_op ("mod", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 943
adamc@391 944 | eexp LT eexp (native_op ("lt", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 945 | eexp LE eexp (native_op ("le", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 946 | eexp GT eexp (native_op ("gt", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 947 | eexp GE eexp (native_op ("ge", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 948
adamc@842 949 | eexp ANDALSO eexp (let
adamc@842 950 val loc = s (eexp1left, eexp2right)
adamc@842 951 in
adamc@842 952 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc),
adamc@842 953 eexp2),
adamc@842 954 ((PCon (["Basis"], "False", NONE), loc),
adamc@842 955 (EVar (["Basis"], "False", Infer), loc))]), loc)
adamc@842 956 end)
adamc@842 957 | eexp ORELSE eexp (let
adamc@842 958 val loc = s (eexp1left, eexp2right)
adamc@842 959 in
adamc@842 960 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc),
adamc@842 961 (EVar (["Basis"], "True", Infer), loc)),
adamc@842 962 ((PCon (["Basis"], "False", NONE), loc),
adamc@842 963 eexp2)]), loc)
adamc@842 964 end)
adamc@842 965
adamc@445 966 | eexp PLUSPLUS eexp (EConcat (eexp1, eexp2), s (eexp1left, eexp2right))
adamc@8 967
adamc@674 968 | eexp CARET eexp (native_op ("strcat", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@674 969
adamc@794 970 | eapps DCOLON eexp (let
adamc@794 971 val loc = s (eappsleft, eexpright)
adamc@762 972 in
adamc@762 973 (EApp ((EVar (["Basis"], "Cons", Infer), loc),
adamc@762 974 (ERecord [((CName "1", loc),
adamc@794 975 eapps),
adamc@762 976 ((CName "2", loc),
adamc@762 977 eexp)], loc)), loc)
adamc@762 978 end)
adamc@762 979
adamc@434 980 bind : SYMBOL LARROW eapps (SYMBOL, NONE, eapps)
adamc@434 981 | eapps (let
adamc@434 982 val loc = s (eappsleft, eappsright)
adamc@434 983 in
adamc@434 984 ("_", SOME (TRecord (CRecord [], loc), loc), eapps)
adamc@434 985 end)
adamc@434 986
adamc@241 987 eargs : earg (earg)
adamc@241 988 | eargl (eargl)
adamc@241 989
adamc@241 990 eargl : eargp eargp (eargp1 o eargp2)
adamc@241 991 | eargp eargl (eargp o eargl)
adamc@241 992
adamc@242 993 eargl2 : (fn x => x)
adamc@242 994 | eargp eargl2 (eargp o eargl2)
adamc@242 995
adamc@822 996 earg : patS (fn (e, t) =>
adamc@241 997 let
adamc@822 998 val loc = s (patSleft, patSright)
adamc@822 999 val pt = patType loc patS
adamc@822 1000
adamc@822 1001 val e' = case #1 patS of
adamc@822 1002 PVar x => (EAbs (x, NONE, e), loc)
adamc@823 1003 | PAnnot ((PVar x, _), t) => (EAbs (x, SOME t, e), loc)
adamc@822 1004 | _ => (EAbs ("$x", SOME pt,
adamc@822 1005 (ECase ((EVar ([], "$x", DontInfer),
adamc@822 1006 loc),
adamc@822 1007 [(patS, e)]), loc)), loc)
adamc@241 1008 in
adamc@822 1009 (e', (TFun (pt, t), loc))
adamc@241 1010 end)
adamc@822 1011 | earga (earga)
adamc@822 1012
adamc@822 1013 eargp : pterm (fn (e, t) =>
adamc@241 1014 let
adamc@822 1015 val loc = s (ptermleft, ptermright)
adamc@822 1016 val pt = patType loc pterm
adamc@822 1017
adamc@822 1018 val e' = case #1 pterm of
adamc@822 1019 PVar x => (EAbs (x, NONE, e), loc)
adamc@823 1020 | PAnnot ((PVar x, _), t) => (EAbs (x, SOME t, e), loc)
adamc@822 1021 | _ => (EAbs ("$x", SOME pt,
adamc@822 1022 (ECase ((EVar ([], "$x", DontInfer),
adamc@822 1023 loc),
adamc@822 1024 [(pterm, e)]), loc)), loc)
adamc@241 1025 in
adamc@822 1026 (e', (TFun (pt, t), loc))
adamc@241 1027 end)
adamc@822 1028 | earga (earga)
adamc@241 1029
adamc@822 1030 earga : LBRACK SYMBOL RBRACK (fn (e, t) =>
adamc@241 1031 let
adamc@822 1032 val loc = s (LBRACKleft, RBRACKright)
adamc@822 1033 val kind = (KWild, loc)
adamc@822 1034 in
adamc@822 1035 ((ECAbs (Implicit, SYMBOL, kind, e), loc),
adamc@822 1036 (TCFun (Implicit, SYMBOL, kind, t), loc))
adamc@822 1037 end)
adamc@822 1038 | LBRACK SYMBOL kcolon kind RBRACK(fn (e, t) =>
adamc@822 1039 let
adamc@822 1040 val loc = s (LBRACKleft, RBRACKright)
adamc@241 1041 in
adamc@241 1042 ((ECAbs (kcolon, SYMBOL, kind, e), loc),
adamc@241 1043 (TCFun (kcolon, SYMBOL, kind, t), loc))
adamc@241 1044 end)
adamc@478 1045 | LBRACK cexp TWIDDLE cexp RBRACK(fn (e, t) =>
adamc@356 1046 let
adamc@356 1047 val loc = s (LBRACKleft, RBRACKright)
adamc@356 1048 in
adamc@478 1049 ((EDisjoint (cexp1, cexp2, e), loc),
adamc@628 1050 (TDisjoint (cexp1, cexp2, t), loc))
adamc@356 1051 end)
adamc@822 1052 | LBRACK CSYMBOL RBRACK (fn (e, t) =>
adamc@623 1053 let
adamc@623 1054 val loc = s (CSYMBOLleft, CSYMBOLright)
adamc@623 1055 in
adamc@623 1056 ((EKAbs (CSYMBOL, e), loc),
adamc@623 1057 (TKFun (CSYMBOL, t), loc))
adamc@623 1058 end)
adamc@241 1059
adamc@8 1060 eterm : LPAREN eexp RPAREN (#1 eexp, s (LPARENleft, RPARENright))
adamc@195 1061 | LPAREN etuple RPAREN (let
adamc@195 1062 val loc = s (LPARENleft, RPARENright)
adamc@195 1063 in
adamc@195 1064 (ERecord (ListUtil.mapi (fn (i, e) =>
adamc@195 1065 ((CName (Int.toString (i + 1)), loc),
adamc@195 1066 e)) etuple), loc)
adamc@195 1067 end)
adamc@8 1068
adamc@403 1069 | path (EVar (#1 path, #2 path, Infer), s (pathleft, pathright))
adamc@403 1070 | cpath (EVar (#1 cpath, #2 cpath, Infer), s (cpathleft, cpathright))
adamc@403 1071 | AT path (EVar (#1 path, #2 path, TypesOnly), s (ATleft, pathright))
adamc@403 1072 | AT AT path (EVar (#1 path, #2 path, DontInfer), s (AT1left, pathright))
adamc@403 1073 | AT cpath (EVar (#1 cpath, #2 cpath, TypesOnly), s (ATleft, cpathright))
adamc@403 1074 | AT AT cpath (EVar (#1 cpath, #2 cpath, DontInfer), s (AT1left, cpathright))
adamc@12 1075 | LBRACE rexp RBRACE (ERecord rexp, s (LBRACEleft, RBRACEright))
adamc@110 1076 | UNIT (ERecord [], s (UNITleft, UNITright))
adamc@12 1077
adamc@14 1078 | INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@14 1079 | FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adamc@14 1080 | STRING (EPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@821 1081 | CHAR (EPrim (Prim.Char CHAR), s (CHARleft, CHARright))
adamc@14 1082
adamc@200 1083 | path DOT idents (let
adamc@200 1084 val loc = s (pathleft, identsright)
adamc@200 1085 in
adamc@200 1086 foldl (fn (ident, e) =>
adamc@200 1087 (EField (e, ident), loc))
adamc@403 1088 (EVar (#1 path, #2 path, Infer), s (pathleft, pathright)) idents
adamc@403 1089 end)
adamc@910 1090 | LPAREN eexp RPAREN DOT idents (let
adamc@910 1091 val loc = s (LPARENleft, identsright)
adamc@910 1092 in
adamc@910 1093 foldl (fn (ident, e) =>
adamc@910 1094 (EField (e, ident), loc))
adamc@910 1095 eexp idents
adamc@910 1096 end)
adamc@403 1097 | AT path DOT idents (let
adamc@403 1098 val loc = s (ATleft, identsright)
adamc@403 1099 in
adamc@403 1100 foldl (fn (ident, e) =>
adamc@403 1101 (EField (e, ident), loc))
adamc@403 1102 (EVar (#1 path, #2 path, TypesOnly), s (pathleft, pathright)) idents
adamc@403 1103 end)
adamc@403 1104 | AT AT path DOT idents (let
adamc@403 1105 val loc = s (AT1left, identsright)
adamc@403 1106 in
adamc@403 1107 foldl (fn (ident, e) =>
adamc@403 1108 (EField (e, ident), loc))
adamc@403 1109 (EVar (#1 path, #2 path, DontInfer), s (pathleft, pathright)) idents
adamc@200 1110 end)
adamc@71 1111
adamc@360 1112 | XML_BEGIN xml XML_END (let
adamc@360 1113 val loc = s (XML_BEGINleft, XML_ENDright)
adamc@360 1114 in
adamc@360 1115 if XML_BEGIN = "xml" then
adamc@360 1116 ()
adamc@360 1117 else
adamc@360 1118 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@360 1119 xml
adamc@360 1120 end)
adamc@360 1121 | XML_BEGIN XML_END (let
adamc@360 1122 val loc = s (XML_BEGINleft, XML_ENDright)
adamc@360 1123 in
adamc@360 1124 if XML_BEGIN = "xml" then
adamc@360 1125 ()
adamc@360 1126 else
adamc@360 1127 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@403 1128 (EApp ((EVar (["Basis"], "cdata", Infer), loc),
adamc@360 1129 (EPrim (Prim.String ""), loc)),
adamc@360 1130 loc)
adamc@360 1131 end)
adamc@360 1132 | XML_BEGIN_END (let
adamc@360 1133 val loc = s (XML_BEGIN_ENDleft, XML_BEGIN_ENDright)
adamc@360 1134 in
adamc@360 1135 if XML_BEGIN_END = "xml" then
adamc@360 1136 ()
adamc@360 1137 else
adamc@360 1138 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@403 1139 (EApp ((EVar (["Basis"], "cdata", Infer), loc),
adamc@360 1140 (EPrim (Prim.String ""), loc)),
adamc@360 1141 loc)
adamc@360 1142 end)
adamc@302 1143
adamc@204 1144 | LPAREN query RPAREN (query)
adamc@300 1145 | LPAREN CWHERE sqlexp RPAREN (sqlexp)
adamc@339 1146 | LPAREN SQL sqlexp RPAREN (sqlexp)
adamc@302 1147
adamc@302 1148 | LPAREN INSERT INTO texp LPAREN fields RPAREN VALUES LPAREN sqlexps RPAREN RPAREN
adamc@302 1149 (let
adamc@302 1150 val loc = s (LPAREN1left, RPAREN3right)
adamc@302 1151
adamc@403 1152 val e = (EVar (["Basis"], "insert", Infer), loc)
adamc@302 1153 val e = (EApp (e, texp), loc)
adamc@302 1154 in
adamc@302 1155 if length fields <> length sqlexps then
adamc@302 1156 ErrorMsg.errorAt loc "Length mismatch in INSERT field specification"
adamc@302 1157 else
adamc@302 1158 ();
adamc@302 1159 (EApp (e, (ERecord (ListPair.zip (fields, sqlexps)), loc)), loc)
adamc@302 1160 end)
adamc@310 1161 | LPAREN enterDml UPDATE texp SET fsets CWHERE sqlexp leaveDml RPAREN
adamc@303 1162 (let
adamc@303 1163 val loc = s (LPARENleft, RPARENright)
adamc@303 1164
adamc@403 1165 val e = (EVar (["Basis"], "update", Infer), loc)
adamc@342 1166 val e = (ECApp (e, (CWild (KRecord (KType, loc), loc), loc)), loc)
adamc@632 1167 val e = (EDisjointApp e, loc)
adamc@306 1168 val e = (EApp (e, (ERecord fsets, loc)), loc)
adamc@305 1169 val e = (EApp (e, texp), loc)
adamc@303 1170 in
adamc@303 1171 (EApp (e, sqlexp), loc)
adamc@303 1172 end)
adamc@310 1173 | LPAREN enterDml DELETE FROM texp CWHERE sqlexp leaveDml RPAREN
adamc@304 1174 (let
adamc@304 1175 val loc = s (LPARENleft, RPARENright)
adamc@304 1176
adamc@403 1177 val e = (EVar (["Basis"], "delete", Infer), loc)
adamc@304 1178 val e = (EApp (e, texp), loc)
adamc@304 1179 in
adamc@304 1180 (EApp (e, sqlexp), loc)
adamc@304 1181 end)
adamc@302 1182
adamc@211 1183 | UNDER (EWild, s (UNDERleft, UNDERright))
adamc@91 1184
adamc@446 1185 | LET edecls IN eexp END (ELet (edecls, eexp), s (LETleft, ENDright))
adamc@446 1186
adamc@762 1187 | LBRACK RBRACK (EVar (["Basis"], "Nil", Infer), s (LBRACKleft, RBRACKright))
adamc@762 1188
adamc@446 1189 edecls : ([])
adamc@446 1190 | edecl edecls (edecl :: edecls)
adamc@446 1191
adamc@825 1192 edecl : VAL pat EQ eexp ((EDVal (pat, eexp), s (VALleft, eexpright)))
adamc@446 1193 | VAL REC valis ((EDValRec valis, s (VALleft, valisright)))
adamc@446 1194 | FUN valis ((EDValRec valis, s (FUNleft, valisright)))
adamc@446 1195
adamc@310 1196 enterDml : (inDml := true)
adamc@310 1197 leaveDml : (inDml := false)
adamc@310 1198
adamc@403 1199 texp : SYMBOL (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright))
adamc@302 1200 | LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adamc@302 1201
adamc@302 1202 fields : fident ([fident])
adamc@302 1203 | fident COMMA fields (fident :: fields)
adamc@302 1204
adamc@302 1205 sqlexps: sqlexp ([sqlexp])
adamc@302 1206 | sqlexp COMMA sqlexps (sqlexp :: sqlexps)
adamc@302 1207
adamc@303 1208 fsets : fident EQ sqlexp ([(fident, sqlexp)])
adamc@303 1209 | fident EQ sqlexp COMMA fsets ((fident, sqlexp) :: fsets)
adamc@303 1210
adamc@200 1211 idents : ident ([ident])
adamc@200 1212 | ident DOT idents (ident :: idents)
adamc@200 1213
adamc@195 1214 etuple : eexp COMMA eexp ([eexp1, eexp2])
adamc@195 1215 | eexp COMMA etuple (eexp :: etuple)
adamc@195 1216
adamc@170 1217 branch : pat DARROW eexp (pat, eexp)
adamc@170 1218
adamc@170 1219 branchs: ([])
adamc@170 1220 | BAR branch branchs (branch :: branchs)
adamc@170 1221
adamc@822 1222 patS : pterm (pterm)
adamc@822 1223 | pterm DCOLON patS (let
adamc@822 1224 val loc = s (ptermleft, patSright)
adamc@762 1225 in
adamc@762 1226 (PCon (["Basis"], "Cons", SOME (PRecord ([("1", pterm),
adamc@822 1227 ("2", patS)], false), loc)),
adamc@762 1228 loc)
adamc@762 1229 end)
adamc@822 1230 | patS COLON cexp (PAnnot (patS, cexp), s (patSleft, cexpright))
adamc@822 1231
adamc@822 1232 pat : patS (patS)
adamc@822 1233 | cpath pterm (PCon (#1 cpath, #2 cpath, SOME pterm), s (cpathleft, ptermright))
adamc@170 1234
adamc@170 1235 pterm : SYMBOL (PVar SYMBOL, s (SYMBOLleft, SYMBOLright))
adamc@170 1236 | cpath (PCon (#1 cpath, #2 cpath, NONE), s (cpathleft, cpathright))
adamc@170 1237 | UNDER (PWild, s (UNDERleft, UNDERright))
adamc@173 1238 | INT (PPrim (Prim.Int INT), s (INTleft, INTright))
adamc@173 1239 | STRING (PPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@821 1240 | CHAR (PPrim (Prim.Char CHAR), s (CHARleft, CHARright))
adamc@170 1241 | LPAREN pat RPAREN (pat)
adamc@174 1242 | LBRACE RBRACE (PRecord ([], false), s (LBRACEleft, RBRACEright))
adamc@174 1243 | UNIT (PRecord ([], false), s (UNITleft, UNITright))
adamc@174 1244 | LBRACE rpat RBRACE (PRecord rpat, s (LBRACEleft, RBRACEright))
adamc@195 1245 | LPAREN ptuple RPAREN (PRecord (ListUtil.mapi (fn (i, p) => (Int.toString (i + 1), p)) ptuple,
adamc@195 1246 false),
adamc@195 1247 s (LPARENleft, RPARENright))
adamc@762 1248 | LBRACK RBRACK (PCon (["Basis"], "Nil", NONE), s (LBRACKleft, RBRACKright))
adamc@174 1249
adamc@175 1250 rpat : CSYMBOL EQ pat ([(CSYMBOL, pat)], false)
adamc@243 1251 | INT EQ pat ([(Int64.toString INT, pat)], false)
adamc@174 1252 | DOTDOTDOT ([], true)
adamc@175 1253 | CSYMBOL EQ pat COMMA rpat ((CSYMBOL, pat) :: #1 rpat, #2 rpat)
adamc@243 1254 | INT EQ pat COMMA rpat ((Int64.toString INT, pat) :: #1 rpat, #2 rpat)
adamc@170 1255
adamc@195 1256 ptuple : pat COMMA pat ([pat1, pat2])
adamc@195 1257 | pat COMMA ptuple (pat :: ptuple)
adamc@195 1258
adamc@12 1259 rexp : ([])
adamc@12 1260 | ident EQ eexp ([(ident, eexp)])
adamc@12 1261 | ident EQ eexp COMMA rexp ((ident, eexp) :: rexp)
adamc@91 1262
adamc@141 1263 xml : xmlOne xml (let
adamc@141 1264 val pos = s (xmlOneleft, xmlright)
adamc@141 1265 in
adamc@720 1266 (EApp ((EApp (
adamc@720 1267 (EVar (["Basis"], "join", Infer), pos),
adamc@720 1268 xmlOne), pos),
adamc@720 1269 xml), pos)
adamc@141 1270 end)
adamc@141 1271 | xmlOne (xmlOne)
adamc@91 1272
adamc@403 1273 xmlOne : NOTAGS (EApp ((EVar (["Basis"], "cdata", Infer), s (NOTAGSleft, NOTAGSright)),
adamc@141 1274 (EPrim (Prim.String NOTAGS), s (NOTAGSleft, NOTAGSright))),
adamc@141 1275 s (NOTAGSleft, NOTAGSright))
adamc@141 1276 | tag DIVIDE GT (let
adamc@141 1277 val pos = s (tagleft, GTright)
adamc@710 1278
adamc@710 1279 val cdata =
adamc@756 1280 if #1 (#1 tag) = "submit" orelse #1 (#1 tag) = "dyn" then
adamc@710 1281 let
adamc@710 1282 val e = (EVar (["Basis"], "cdata", DontInfer), pos)
adamc@710 1283 val e = (ECApp (e, (CWild (KWild, pos), pos)), pos)
adamc@710 1284 in
adamc@710 1285 (ECApp (e, (CRecord [], pos)), pos)
adamc@710 1286 end
adamc@710 1287 else
adamc@710 1288 (EVar (["Basis"], "cdata", Infer), pos)
adamc@710 1289
adamc@710 1290 val cdata = (EApp (cdata,
adamc@710 1291 (EPrim (Prim.String ""), pos)),
adamc@710 1292 pos)
adamc@141 1293 in
adamc@710 1294 (EApp (#2 tag, cdata), pos)
adamc@141 1295 end)
adamc@141 1296
adamc@141 1297 | tag GT xml END_TAG (let
adamc@141 1298 val pos = s (tagleft, GTright)
adamc@325 1299 val et = tagIn END_TAG
adamc@141 1300 in
adamc@756 1301 if #1 (#1 tag) = et then
adamc@361 1302 if et = "form" then
adamc@403 1303 (EApp ((EVar (["Basis"], "form", Infer), pos),
adamc@141 1304 xml), pos)
adamc@756 1305 else if et = "subform" then
adamc@756 1306 (EApp ((EDisjointApp (#2 (#1 tag)), pos),
adamc@756 1307 xml), pos)
adamc@758 1308 else if et = "subforms" then
adamc@758 1309 (EApp ((EDisjointApp (#2 (#1 tag)), pos),
adamc@758 1310 xml), pos)
adamc@758 1311 else if et = "entry" then
adamc@758 1312 (EApp ((EVar (["Basis"], "entry", Infer), pos),
adamc@758 1313 xml), pos)
adamc@141 1314 else
adamc@141 1315 (EApp (#2 tag, xml), pos)
adamc@141 1316 else
adamc@325 1317 (if ErrorMsg.anyErrors () then
adamc@325 1318 ()
adamc@325 1319 else
adamc@325 1320 ErrorMsg.errorAt pos "Begin and end tags don't match.";
adamc@623 1321 (EWild, pos))
adamc@141 1322 end)
adamc@141 1323 | LBRACE eexp RBRACE (eexp)
adamc@391 1324 | LBRACE LBRACK eexp RBRACK RBRACE (let
adamc@391 1325 val loc = s (LBRACEleft, RBRACEright)
adamc@403 1326 val e = (EVar (["Top"], "txt", Infer), loc)
adamc@391 1327 in
adamc@391 1328 (EApp (e, eexp), loc)
adamc@391 1329 end)
adamc@92 1330
adamc@141 1331 tag : tagHead attrs (let
adamc@141 1332 val pos = s (tagHeadleft, attrsright)
adamc@721 1333
adamc@721 1334 val e = (EVar (["Basis"], "tag", Infer), pos)
adamc@721 1335 val eo = case #1 attrs of
adamc@721 1336 NONE => (EVar (["Basis"], "None", Infer), pos)
adamc@721 1337 | SOME e => (EApp ((EVar (["Basis"], "Some", Infer), pos),
adamc@721 1338 e), pos)
adamc@721 1339 val e = (EApp (e, eo), pos)
adamc@721 1340 val e = (EApp (e, (ERecord (#2 attrs), pos)), pos)
adamc@721 1341 val e = (EApp (e, (EApp (#2 tagHead,
adamc@721 1342 (ERecord [], pos)), pos)), pos)
adamc@141 1343 in
adamc@756 1344 (tagHead, e)
adamc@141 1345 end)
adamc@141 1346
adamc@141 1347 tagHead: BEGIN_TAG (let
adamc@325 1348 val bt = tagIn BEGIN_TAG
adamc@141 1349 val pos = s (BEGIN_TAGleft, BEGIN_TAGright)
adamc@141 1350 in
adamc@325 1351 (bt,
adamc@473 1352 (EVar (["Basis"], bt, Infer), pos))
adamc@141 1353 end)
adamc@141 1354 | tagHead LBRACE cexp RBRACE (#1 tagHead, (ECApp (#2 tagHead, cexp), s (tagHeadleft, RBRACEright)))
adamc@92 1355
adamc@721 1356 attrs : (NONE, [])
adamc@721 1357 | attr attrs (let
adamc@721 1358 val loc = s (attrleft, attrsright)
adamc@721 1359 in
adamc@721 1360 case attr of
adamc@721 1361 Class e =>
adamc@721 1362 (case #1 attrs of
adamc@721 1363 NONE => ()
adamc@721 1364 | SOME _ => ErrorMsg.errorAt loc "Multiple classes specified for tag";
adamc@721 1365 (SOME e, #2 attrs))
adamc@721 1366 | Normal xe =>
adamc@721 1367 (#1 attrs, xe :: #2 attrs)
adamc@721 1368 end)
adamc@104 1369
adamc@721 1370 attr : SYMBOL EQ attrv (if SYMBOL = "class" then
adamc@721 1371 Class attrv
adamc@717 1372 else
adamc@724 1373 let
adamc@724 1374 val sym =
adamc@724 1375 case SYMBOL of
adamc@724 1376 "type" => "Typ"
adamc@724 1377 | x => capitalize x
adamc@724 1378 in
adamc@724 1379 Normal ((CName sym, s (SYMBOLleft, SYMBOLright)),
adamc@724 1380 if (sym = "Href" orelse sym = "Src")
adamc@724 1381 andalso (case #1 attrv of
adamc@724 1382 EPrim _ => true
adamc@724 1383 | _ => false) then
adamc@724 1384 let
adamc@724 1385 val loc = s (attrvleft, attrvright)
adamc@724 1386 in
adamc@724 1387 (EApp ((EVar (["Basis"], "bless", Infer), loc),
adamc@724 1388 attrv), loc)
adamc@724 1389 end
adamc@724 1390 else
adamc@724 1391 attrv)
adamc@724 1392 end)
adamc@204 1393
adamc@104 1394 attrv : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@104 1395 | FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adamc@104 1396 | STRING (EPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@110 1397 | LBRACE eexp RBRACE (eexp)
adamc@226 1398
adamc@232 1399 query : query1 obopt lopt ofopt (let
adamc@229 1400 val loc = s (query1left, query1right)
adamc@230 1401
adamc@230 1402 val re = (ERecord [((CName "Rows", loc),
adamc@230 1403 query1),
adamc@230 1404 ((CName "OrderBy", loc),
adamc@231 1405 obopt),
adamc@231 1406 ((CName "Limit", loc),
adamc@232 1407 lopt),
adamc@232 1408 ((CName "Offset", loc),
adamc@232 1409 ofopt)], loc)
adamc@229 1410 in
adamc@403 1411 (EApp ((EVar (["Basis"], "sql_query", Infer), loc), re), loc)
adamc@229 1412 end)
adamc@204 1413
adamc@227 1414 query1 : SELECT select FROM tables wopt gopt hopt
adamc@209 1415 (let
adamc@204 1416 val loc = s (SELECTleft, tablesright)
adamc@207 1417
adamc@233 1418 val (sel, exps) =
adamc@207 1419 case select of
adamc@748 1420 Star => (map (fn nm =>
adamc@233 1421 (nm, (CTuple [(CWild (KRecord (KType, loc), loc),
adamc@233 1422 loc),
adamc@233 1423 (CRecord [], loc)],
adamc@748 1424 loc))) (#1 tables),
adamc@233 1425 [])
adamc@207 1426 | Items sis =>
adamc@207 1427 let
adamc@748 1428 val tabs = map (fn nm => (nm, (CRecord [], loc))) (#1 tables)
adamc@233 1429 val (tabs, exps) = foldl (amend_select loc) (tabs, []) sis
adamc@207 1430 in
adamc@233 1431 (map (fn (nm, c) => (nm,
adamc@233 1432 (CTuple [c,
adamc@233 1433 (CWild (KRecord (KType, loc), loc),
adamc@233 1434 loc)], loc))) tabs,
adamc@233 1435 exps)
adamc@207 1436 end
adamc@207 1437
adamc@207 1438 val sel = (CRecord sel, loc)
adamc@207 1439
adamc@226 1440 val grp = case gopt of
adamc@403 1441 NONE => (ECApp ((EVar (["Basis"], "sql_subset_all",
adamc@403 1442 Infer), loc),
adamc@226 1443 (CWild (KRecord (KRecord (KType, loc), loc),
adamc@226 1444 loc), loc)), loc)
adamc@226 1445 | SOME gis =>
adamc@226 1446 let
adamc@748 1447 val tabs = map (fn nm =>
adamc@748 1448 (nm, (CRecord [], loc))) (#1 tables)
adamc@226 1449 val tabs = foldl (amend_group loc) tabs gis
adamc@226 1450
adamc@226 1451 val tabs = map (fn (nm, c) =>
adamc@226 1452 (nm,
adamc@226 1453 (CTuple [c,
adamc@226 1454 (CWild (KRecord (KType, loc),
adamc@226 1455 loc),
adamc@226 1456 loc)], loc))) tabs
adamc@226 1457 in
adamc@403 1458 (ECApp ((EVar (["Basis"], "sql_subset", Infer), loc),
adamc@226 1459 (CRecord tabs, loc)), loc)
adamc@226 1460 end
adamc@226 1461
adamc@403 1462 val e = (EVar (["Basis"], "sql_query1", Infer), loc)
adamc@209 1463 val re = (ERecord [((CName "From", loc),
adamc@748 1464 #2 tables),
adamc@209 1465 ((CName "Where", loc),
adamc@223 1466 wopt),
adamc@224 1467 ((CName "GroupBy", loc),
adamc@226 1468 grp),
adamc@224 1469 ((CName "Having", loc),
adamc@224 1470 hopt),
adamc@223 1471 ((CName "SelectFields", loc),
adamc@403 1472 (ECApp ((EVar (["Basis"], "sql_subset", Infer), loc),
adamc@233 1473 sel), loc)),
adamc@233 1474 ((CName "SelectExps", loc),
adamc@233 1475 (ERecord exps, loc))], loc)
adamc@223 1476
adamc@209 1477 val e = (EApp (e, re), loc)
adamc@204 1478 in
adamc@207 1479 e
adamc@204 1480 end)
adamc@229 1481 | query1 UNION query1 (sql_relop ("union", query11, query12, s (query11left, query12right)))
adamc@229 1482 | query1 INTERSECT query1 (sql_relop ("intersect", query11, query12, s (query11left, query12right)))
adamc@229 1483 | query1 EXCEPT query1 (sql_relop ("except", query11, query12, s (query11left, query12right)))
adamc@204 1484
adamc@749 1485 tables : fitem (fitem)
adamc@749 1486 | fitem COMMA tables (let
adamc@749 1487 val loc = s (fitemleft, tablesright)
adamc@748 1488
adamc@748 1489 val e = (EVar (["Basis"], "sql_from_comma", Infer), loc)
adamc@749 1490 val e = (EApp (e, #2 fitem), loc)
adamc@748 1491 in
adamc@749 1492 (#1 fitem @ #1 tables,
adamc@748 1493 (EApp (e, #2 tables), loc))
adamc@748 1494 end)
adamc@204 1495
adamc@749 1496 fitem : table' ([#1 table'], #2 table')
adamc@749 1497 | fitem JOIN fitem ON sqlexp (let
adamc@749 1498 val loc = s (fitem1left, sqlexpright)
adamc@749 1499
adamc@749 1500 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749 1501 val e = (EApp (e, #2 fitem1), loc)
adamc@749 1502 val e = (EApp (e, #2 fitem2), loc)
adamc@749 1503 in
adamc@749 1504 (#1 fitem1 @ #1 fitem2,
adamc@749 1505 (EApp (e, sqlexp), loc))
adamc@749 1506 end)
adamc@749 1507 | fitem INNER JOIN fitem ON sqlexp (let
adamc@749 1508 val loc = s (fitem1left, sqlexpright)
adamc@749 1509
adamc@749 1510 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749 1511 val e = (EApp (e, #2 fitem1), loc)
adamc@749 1512 val e = (EApp (e, #2 fitem2), loc)
adamc@749 1513 in
adamc@749 1514 (#1 fitem1 @ #1 fitem2,
adamc@749 1515 (EApp (e, sqlexp), loc))
adamc@749 1516 end)
adamc@749 1517 | fitem CROSS JOIN fitem (let
adamc@749 1518 val loc = s (fitem1left, fitem2right)
adamc@749 1519
adamc@749 1520 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749 1521 val e = (EApp (e, #2 fitem1), loc)
adamc@749 1522 val e = (EApp (e, #2 fitem2), loc)
adamc@749 1523 val tru = sql_inject (EVar (["Basis"], "True", Infer), loc)
adamc@749 1524 in
adamc@749 1525 (#1 fitem1 @ #1 fitem2,
adamc@749 1526 (EApp (e, tru), loc))
adamc@749 1527 end)
adamc@750 1528 | fitem LEFT JOIN fitem ON sqlexp (let
adamc@750 1529 val loc = s (fitem1left, sqlexpright)
adamc@750 1530
adamc@750 1531 val e = (EVar (["Basis"], "sql_left_join", Infer), loc)
adamc@750 1532 val e = (EApp (e, #2 fitem1), loc)
adamc@750 1533 val e = (EApp (e, #2 fitem2), loc)
adamc@750 1534 in
adamc@750 1535 (#1 fitem1 @ #1 fitem2,
adamc@750 1536 (EApp (e, sqlexp), loc))
adamc@750 1537 end)
adamc@751 1538 | fitem LEFT OUTER JOIN fitem ON sqlexp (let
adamc@751 1539 val loc = s (fitem1left, sqlexpright)
adamc@751 1540
adamc@751 1541 val e = (EVar (["Basis"], "sql_left_join", Infer), loc)
adamc@751 1542 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1543 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1544 in
adamc@751 1545 (#1 fitem1 @ #1 fitem2,
adamc@751 1546 (EApp (e, sqlexp), loc))
adamc@751 1547 end)
adamc@751 1548 | fitem RIGHT JOIN fitem ON sqlexp (let
adamc@751 1549 val loc = s (fitem1left, sqlexpright)
adamc@751 1550
adamc@751 1551 val e = (EVar (["Basis"], "sql_right_join", Infer), loc)
adamc@751 1552 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1553 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1554 in
adamc@751 1555 (#1 fitem1 @ #1 fitem2,
adamc@751 1556 (EApp (e, sqlexp), loc))
adamc@751 1557 end)
adamc@751 1558 | fitem RIGHT OUTER JOIN fitem ON sqlexp (let
adamc@751 1559 val loc = s (fitem1left, sqlexpright)
adamc@751 1560
adamc@751 1561 val e = (EVar (["Basis"], "sql_right_join", Infer), loc)
adamc@751 1562 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1563 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1564 in
adamc@751 1565 (#1 fitem1 @ #1 fitem2,
adamc@751 1566 (EApp (e, sqlexp), loc))
adamc@751 1567 end)
adamc@751 1568 | fitem FULL JOIN fitem ON sqlexp (let
adamc@751 1569 val loc = s (fitem1left, sqlexpright)
adamc@751 1570
adamc@751 1571 val e = (EVar (["Basis"], "sql_full_join", Infer), loc)
adamc@751 1572 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1573 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1574 in
adamc@751 1575 (#1 fitem1 @ #1 fitem2,
adamc@751 1576 (EApp (e, sqlexp), loc))
adamc@751 1577 end)
adamc@751 1578 | fitem FULL OUTER JOIN fitem ON sqlexp (let
adamc@751 1579 val loc = s (fitem1left, sqlexpright)
adamc@751 1580
adamc@751 1581 val e = (EVar (["Basis"], "sql_full_join", Infer), loc)
adamc@751 1582 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1583 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1584 in
adamc@751 1585 (#1 fitem1 @ #1 fitem2,
adamc@751 1586 (EApp (e, sqlexp), loc))
adamc@751 1587 end)
adamc@749 1588
adamc@204 1589 tname : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@204 1590 | LBRACE cexp RBRACE (cexp)
adamc@204 1591
adamc@243 1592 table : SYMBOL ((CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright)),
adamc@403 1593 (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright)))
adamc@403 1594 | SYMBOL AS tname (tname, (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright)))
adamc@221 1595 | LBRACE LBRACE eexp RBRACE RBRACE AS tname (tname, eexp)
adamc@207 1596
adamc@748 1597 table' : table (let
adamc@748 1598 val loc = s (tableleft, tableright)
adamc@748 1599 val e = (EVar (["Basis"], "sql_from_table", Infer), loc)
adamc@748 1600 val e = (ECApp (e, #1 table), loc)
adamc@748 1601 in
adamc@748 1602 (#1 table, (EApp (e, #2 table), loc))
adamc@748 1603 end)
adamc@748 1604
adamc@243 1605 tident : SYMBOL (CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@207 1606 | CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@221 1607 | LBRACE LBRACE cexp RBRACE RBRACE (cexp)
adamc@207 1608
adamc@207 1609 fident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@207 1610 | LBRACE cexp RBRACE (cexp)
adamc@207 1611
adamc@207 1612 seli : tident DOT fident (Field (tident, fident))
adamc@233 1613 | sqlexp AS fident (Exp (fident, sqlexp))
adamc@341 1614 | tident DOT LBRACE LBRACE cexp RBRACE RBRACE (Fields (tident, cexp))
adamc@207 1615
adamc@207 1616 selis : seli ([seli])
adamc@207 1617 | seli COMMA selis (seli :: selis)
adamc@207 1618
adamc@207 1619 select : STAR (Star)
adamc@207 1620 | selis (Items selis)
adamc@209 1621
adamc@403 1622 sqlexp : TRUE (sql_inject (EVar (["Basis"], "True", Infer),
adamc@209 1623 s (TRUEleft, TRUEright)))
adamc@403 1624 | FALSE (sql_inject (EVar (["Basis"], "False", Infer),
adamc@209 1625 s (FALSEleft, FALSEright)))
adamc@209 1626
adamc@222 1627 | INT (sql_inject (EPrim (Prim.Int INT),
adamc@222 1628 s (INTleft, INTright)))
adamc@222 1629 | FLOAT (sql_inject (EPrim (Prim.Float FLOAT),
adamc@222 1630 s (FLOATleft, FLOATright)))
adamc@229 1631 | STRING (sql_inject (EPrim (Prim.String STRING),
adamc@229 1632 s (STRINGleft, STRINGright)))
adamc@441 1633 | CURRENT_TIMESTAMP (sql_nfunc ("current_timestamp",
adamc@441 1634 s (CURRENT_TIMESTAMPleft, CURRENT_TIMESTAMPright)))
adamc@222 1635
adamc@221 1636 | tident DOT fident (let
adamc@221 1637 val loc = s (tidentleft, fidentright)
adamc@403 1638 val e = (EVar (["Basis"], "sql_field", Infer), loc)
adamc@221 1639 val e = (ECApp (e, tident), loc)
adamc@221 1640 in
adamc@221 1641 (ECApp (e, fident), loc)
adamc@221 1642 end)
adamc@234 1643 | CSYMBOL (let
adamc@234 1644 val loc = s (CSYMBOLleft, CSYMBOLright)
adamc@310 1645 in
adamc@310 1646 if !inDml then
adamc@310 1647 let
adamc@403 1648 val e = (EVar (["Basis"], "sql_field", Infer), loc)
adamc@310 1649 val e = (ECApp (e, (CName "T", loc)), loc)
adamc@310 1650 in
adamc@310 1651 (ECApp (e, (CName CSYMBOL, loc)), loc)
adamc@310 1652 end
adamc@310 1653 else
adamc@310 1654 let
adamc@403 1655 val e = (EVar (["Basis"], "sql_exp", Infer), loc)
adamc@310 1656 in
adamc@310 1657 (ECApp (e, (CName CSYMBOL, loc)), loc)
adamc@310 1658 end
adamc@310 1659 end)
adamc@221 1660
adamc@471 1661 | LBRACE eexp RBRACE (eexp)
adamc@470 1662
adamc@559 1663 | sqlexp EQ sqlexp (sql_binary ("eq", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1664 | sqlexp NE sqlexp (sql_binary ("ne", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1665 | sqlexp LT sqlexp (sql_binary ("lt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1666 | sqlexp LE sqlexp (sql_binary ("le", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1667 | sqlexp GT sqlexp (sql_binary ("gt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1668 | sqlexp GE sqlexp (sql_binary ("ge", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1669
adamc@559 1670 | sqlexp PLUS sqlexp (sql_binary ("plus", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1671 | sqlexp MINUS sqlexp (sql_binary ("minus", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1672 | sqlexp STAR sqlexp (sql_binary ("times", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1673 | sqlexp DIVIDE sqlexp (sql_binary ("div", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1674 | sqlexp MOD sqlexp (sql_binary ("mod", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@219 1675
adamc@220 1676 | sqlexp CAND sqlexp (sql_binary ("and", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@220 1677 | sqlexp OR sqlexp (sql_binary ("or", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1678
adamc@220 1679 | NOT sqlexp (sql_unary ("not", sqlexp, s (NOTleft, sqlexpright)))
adamc@559 1680 | MINUS sqlexp (sql_unary ("neg", sqlexp, s (MINUSleft, sqlexpright)))
adamc@220 1681
adamc@470 1682 | sqlexp IS NULL (let
adamc@470 1683 val loc = s (sqlexpleft, NULLright)
adamc@470 1684 in
adamc@470 1685 (EApp ((EVar (["Basis"], "sql_is_null", Infer), loc),
adamc@470 1686 sqlexp), loc)
adamc@470 1687 end)
adamc@470 1688
adamc@471 1689 | LBRACE LBRACK eexp RBRACK RBRACE (sql_inject (#1 eexp,
adamc@471 1690 s (LBRACEleft, RBRACEright)))
adamc@220 1691 | LPAREN sqlexp RPAREN (sqlexp)
adamc@210 1692
adamc@467 1693 | NULL (sql_inject ((EVar (["Basis"], "None", Infer),
adamc@467 1694 s (NULLleft, NULLright))))
adamc@467 1695
adamc@235 1696 | COUNT LPAREN STAR RPAREN (let
adamc@235 1697 val loc = s (COUNTleft, RPARENright)
adamc@235 1698 in
adamc@544 1699 (EVar (["Basis"], "sql_count", Infer), loc)
adamc@235 1700 end)
adamc@236 1701 | sqlagg LPAREN sqlexp RPAREN (let
adamc@236 1702 val loc = s (sqlaggleft, RPARENright)
adamc@236 1703
adamc@403 1704 val e = (EVar (["Basis"], "sql_" ^ sqlagg, Infer), loc)
adamc@403 1705 val e = (EApp ((EVar (["Basis"], "sql_aggregate", Infer), loc),
adamc@236 1706 e), loc)
adamc@236 1707 in
adamc@236 1708 (EApp (e, sqlexp), loc)
adamc@236 1709 end)
adamc@746 1710 | fname LPAREN sqlexp RPAREN (let
adamc@746 1711 val loc = s (fnameleft, RPARENright)
adamc@746 1712
adamc@746 1713 val e = (EVar (["Basis"], "sql_ufunc", Infer), loc)
adamc@746 1714 val e = (EApp (e, fname), loc)
adamc@746 1715 in
adamc@746 1716 (EApp (e, sqlexp), loc)
adamc@746 1717 end)
adamc@746 1718
adamc@746 1719 fname : SYMBOL (EVar (["Basis"], "sql_" ^ SYMBOL, Infer), s (SYMBOLleft, SYMBOLright))
adamc@746 1720 | LBRACE eexp RBRACE (eexp)
adamc@235 1721
adamc@403 1722 wopt : (sql_inject (EVar (["Basis"], "True", Infer),
adamc@230 1723 dummy))
adamc@209 1724 | CWHERE sqlexp (sqlexp)
adamc@226 1725
adamc@226 1726 groupi : tident DOT fident (GField (tident, fident))
adamc@226 1727
adamc@226 1728 groupis: groupi ([groupi])
adamc@226 1729 | groupi COMMA groupis (groupi :: groupis)
adamc@226 1730
adamc@226 1731 gopt : (NONE)
adamc@226 1732 | GROUP BY groupis (SOME groupis)
adamc@227 1733
adamc@403 1734 hopt : (sql_inject (EVar (["Basis"], "True", Infer),
adamc@230 1735 dummy))
adamc@227 1736 | HAVING sqlexp (sqlexp)
adamc@230 1737
adamc@403 1738 obopt : (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), dummy),
adamc@234 1739 (CWild (KRecord (KType, dummy), dummy), dummy)),
adamc@230 1740 dummy)
adamc@230 1741 | ORDER BY obexps (obexps)
adamc@230 1742
adamc@268 1743 obitem : sqlexp diropt (sqlexp, diropt)
adamc@268 1744
adamc@268 1745 obexps : obitem (let
adamc@268 1746 val loc = s (obitemleft, obitemright)
adamc@230 1747
adamc@403 1748 val e' = (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), loc),
adamc@234 1749 (CWild (KRecord (KType, loc), loc), loc)),
adamc@230 1750 loc)
adamc@403 1751 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons", Infer), loc),
adamc@268 1752 #1 obitem), loc)
adamc@268 1753 val e = (EApp (e, #2 obitem), loc)
adamc@230 1754 in
adamc@230 1755 (EApp (e, e'), loc)
adamc@230 1756 end)
adamc@268 1757 | obitem COMMA obexps (let
adamc@268 1758 val loc = s (obitemleft, obexpsright)
adamc@230 1759
adamc@403 1760 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons", Infer), loc),
adamc@268 1761 #1 obitem), loc)
adamc@268 1762 val e = (EApp (e, #2 obitem), loc)
adamc@230 1763 in
adamc@230 1764 (EApp (e, obexps), loc)
adamc@230 1765 end)
adamc@231 1766
adamc@403 1767 diropt : (EVar (["Basis"], "sql_asc", Infer), dummy)
adamc@403 1768 | ASC (EVar (["Basis"], "sql_asc", Infer), s (ASCleft, ASCright))
adamc@403 1769 | DESC (EVar (["Basis"], "sql_desc", Infer), s (DESCleft, DESCright))
adamc@268 1770
adamc@403 1771 lopt : (EVar (["Basis"], "sql_no_limit", Infer), dummy)
adamc@403 1772 | LIMIT ALL (EVar (["Basis"], "sql_no_limit", Infer), dummy)
adamc@231 1773 | LIMIT sqlint (let
adamc@231 1774 val loc = s (LIMITleft, sqlintright)
adamc@231 1775 in
adamc@403 1776 (EApp ((EVar (["Basis"], "sql_limit", Infer), loc), sqlint), loc)
adamc@231 1777 end)
adamc@231 1778
adamc@403 1779 ofopt : (EVar (["Basis"], "sql_no_offset", Infer), dummy)
adamc@232 1780 | OFFSET sqlint (let
adamc@232 1781 val loc = s (OFFSETleft, sqlintright)
adamc@232 1782 in
adamc@403 1783 (EApp ((EVar (["Basis"], "sql_offset", Infer), loc), sqlint), loc)
adamc@232 1784 end)
adamc@232 1785
adamc@231 1786 sqlint : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@231 1787 | LBRACE eexp RBRACE (eexp)
adamc@236 1788
adamc@236 1789 sqlagg : AVG ("avg")
adamc@236 1790 | SUM ("sum")
adamc@236 1791 | MIN ("min")
adamc@236 1792 | MAX ("max")