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Switch to using sql_from_items
author Adam Chlipala <adamc@hcoop.net>
date Tue, 28 Apr 2009 09:45:17 -0400
parents 2c7244c066f1
children 16bfd9e244cd
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@1 181 %%
adamc@244 182 %header (functor UrwebLrValsFn(structure Token : TOKEN))
adamc@1 183
adamc@1 184 %term
adamc@1 185 EOF
adamc@14 186 | STRING of string | INT of Int64.int | FLOAT of Real64.real
adamc@1 187 | SYMBOL of string | CSYMBOL of string
adamc@1 188 | LPAREN | RPAREN | LBRACK | RBRACK | LBRACE | RBRACE
adamc@156 189 | EQ | COMMA | COLON | DCOLON | TCOLON | DOT | HASH | UNDER | UNDERUNDER | BAR
adamc@403 190 | PLUS | MINUS | DIVIDE | DOTDOTDOT | MOD | AT
adamc@623 191 | CON | LTYPE | VAL | REC | AND | FUN | MAP | UNIT | KUNIT | CLASS
adamc@156 192 | DATATYPE | OF
adamc@7 193 | TYPE | NAME
adamc@629 194 | ARROW | LARROW | DARROW | STAR | SEMI | KARROW | DKARROW | BANG
adamc@674 195 | FN | PLUSPLUS | MINUSMINUS | MINUSMINUSMINUS | DOLLAR | TWIDDLE | CARET
adamc@446 196 | LET | IN
adamc@445 197 | STRUCTURE | SIGNATURE | STRUCT | SIG | END | FUNCTOR | WHERE | EXTERN | SQL
adamc@338 198 | INCLUDE | OPEN | CONSTRAINT | CONSTRAINTS | EXPORT | TABLE | SEQUENCE
adamc@718 199 | COOKIE | STYLE
adamc@190 200 | CASE | IF | THEN | ELSE
adamc@1 201
adamc@360 202 | XML_BEGIN of string | XML_END | XML_BEGIN_END of string
adamc@91 203 | NOTAGS of string
adamc@91 204 | BEGIN_TAG of string | END_TAG of string
adamc@91 205
adamc@230 206 | SELECT | FROM | AS | CWHERE | GROUP | ORDER | BY | HAVING
adamc@229 207 | UNION | INTERSECT | EXCEPT
adamc@232 208 | LIMIT | OFFSET | ALL
adamc@220 209 | TRUE | FALSE | CAND | OR | NOT
adamc@236 210 | COUNT | AVG | SUM | MIN | MAX
adamc@268 211 | ASC | DESC
adamc@470 212 | INSERT | INTO | VALUES | UPDATE | SET | DELETE | NULL | IS
adamc@441 213 | CURRENT_TIMESTAMP
adamc@219 214 | NE | LT | LE | GT | GE
adamc@714 215 | CCONSTRAINT | UNIQUE | CHECK | PRIMARY | FOREIGN | KEY | ON | NO | ACTION | RESTRICT | CASCADE | REFERENCES
adamc@204 216
adamc@30 217 %nonterm
adamc@1 218 file of decl list
adamc@1 219 | decls of decl list
adamc@325 220 | decl of decl list
adamc@123 221 | vali of string * con option * exp
adamc@123 222 | valis of (string * con option * exp) list
adamc@242 223 | copt of con option
adamc@1 224
adamc@191 225 | dargs of string list
adamc@156 226 | barOpt of unit
adamc@156 227 | dcons of (string * con option) list
adamc@156 228 | dcon of string * con option
adamc@156 229
adamc@707 230 | pkopt of exp
adamc@707 231 | commaOpt of unit
adamc@707 232
adamc@704 233 | cst of exp
adamc@704 234 | csts of exp
adamc@704 235 | cstopt of exp
adamc@704 236
adamc@709 237 | pmode of prop_kind * exp
adamc@709 238 | pkind of prop_kind
adamc@709 239 | prule of exp
adamc@709 240 | pmodes of (prop_kind * exp) list
adamc@709 241
adamc@30 242 | sgn of sgn
adamc@42 243 | sgntm of sgn
adamc@30 244 | sgi of sgn_item
adamc@30 245 | sgis of sgn_item list
adamc@30 246
adamc@30 247 | str of str
adamc@30 248
adamc@1 249 | kind of kind
adamc@207 250 | ktuple of kind list
adamc@1 251 | kcolon of explicitness
adamc@240 252 | kopt of kind option
adamc@1 253
adamc@34 254 | path of string list * string
adamc@156 255 | cpath of string list * string
adamc@34 256 | spath of str
adamc@59 257 | mpath of string list
adamc@34 258
adamc@1 259 | cexp of con
adamc@1 260 | capps of con
adamc@1 261 | cterm of con
adamc@195 262 | ctuple of con list
adamc@207 263 | ctuplev of con list
adamc@1 264 | ident of con
adamc@200 265 | idents of con list
adamc@1 266 | rcon of (con * con) list
adamc@83 267 | rconn of (con * con) list
adamc@1 268 | rcone of (con * con) list
adamc@239 269 | cargs of con * kind -> con * kind
adamc@239 270 | cargl of con * kind -> con * kind
adamc@240 271 | cargl2 of con * kind -> con * kind
adamc@239 272 | carg of con * kind -> con * kind
adamc@239 273 | cargp of con * kind -> con * kind
adamc@1 274
adamc@8 275 | eexp of exp
adamc@8 276 | eapps of exp
adamc@8 277 | eterm of exp
adamc@195 278 | etuple of exp list
adamc@12 279 | rexp of (con * exp) list
adamc@91 280 | xml of exp
adamc@91 281 | xmlOne of exp
adamc@141 282 | tag of string * exp
adamc@141 283 | tagHead of string * exp
adamc@434 284 | bind of string * con option * exp
adamc@446 285 | edecl of edecl
adamc@446 286 | edecls of edecl list
adamc@8 287
adamc@241 288 | earg of exp * con -> exp * con
adamc@241 289 | eargp of exp * con -> exp * con
adamc@241 290 | eargs of exp * con -> exp * con
adamc@241 291 | eargl of exp * con -> exp * con
adamc@242 292 | eargl2 of exp * con -> exp * con
adamc@241 293
adamc@170 294 | branch of pat * exp
adamc@170 295 | branchs of (pat * exp) list
adamc@170 296 | pat of pat
adamc@170 297 | pterm of pat
adamc@174 298 | rpat of (string * pat) list * bool
adamc@195 299 | ptuple of pat list
adamc@170 300
adamc@721 301 | attrs of exp option * (con * exp) list
adamc@721 302 | attr of attr
adamc@104 303 | attrv of exp
adamc@104 304
adamc@204 305 | query of exp
adamc@226 306 | query1 of exp
adamc@748 307 | tables of con list * exp
adamc@204 308 | tname of con
adamc@705 309 | tnameW of con * con
adamc@705 310 | tnames of (con * con) * (con * con) list
adamc@705 311 | tnames' of (con * con) * (con * con) list
adamc@204 312 | table of con * exp
adamc@748 313 | table' of con * exp
adamc@207 314 | tident of con
adamc@207 315 | fident of con
adamc@207 316 | seli of select_item
adamc@207 317 | selis of select_item list
adamc@207 318 | select of select
adamc@209 319 | sqlexp of exp
adamc@209 320 | wopt of exp
adamc@226 321 | groupi of group_item
adamc@226 322 | groupis of group_item list
adamc@226 323 | gopt of group_item list option
adamc@227 324 | hopt of exp
adamc@230 325 | obopt of exp
adamc@268 326 | obitem of exp * exp
adamc@230 327 | obexps of exp
adamc@268 328 | diropt of exp
adamc@231 329 | lopt of exp
adamc@232 330 | ofopt of exp
adamc@231 331 | sqlint of exp
adamc@236 332 | sqlagg of string
adamc@746 333 | fname of exp
adamc@207 334
adamc@302 335 | texp of exp
adamc@302 336 | fields of con list
adamc@302 337 | sqlexps of exp list
adamc@303 338 | fsets of (con * exp) list
adamc@310 339 | enterDml of unit
adamc@310 340 | leaveDml of unit
adamc@302 341
adamc@204 342
adamc@1 343 %verbose (* print summary of errors *)
adamc@1 344 %pos int (* positions *)
adamc@1 345 %start file
adamc@1 346 %pure
adamc@1 347 %eop EOF
adamc@1 348 %noshift EOF
adamc@1 349
adamc@244 350 %name Urweb
adamc@1 351
adamc@623 352 %right KARROW
adamc@623 353 %nonassoc DKARROW
adamc@243 354 %right SEMI
adamc@243 355 %nonassoc LARROW
adamc@195 356 %nonassoc IF THEN ELSE
adamc@1 357 %nonassoc DARROW
adamc@1 358 %nonassoc COLON
adamc@6 359 %nonassoc DCOLON TCOLON
adamc@229 360 %left UNION INTERSECT EXCEPT
adamc@1 361 %right COMMA
adamc@220 362 %right OR
adamc@220 363 %right CAND
adamc@470 364 %nonassoc EQ NE LT LE GT GE IS
adamc@243 365 %right ARROW
adamc@674 366 %right CARET PLUSPLUS MINUSMINUS MINUSMINUSMINUS
adamc@389 367 %left PLUS MINUS
adamc@389 368 %left STAR DIVIDE MOD
adamc@220 369 %left NOT
adamc@84 370 %nonassoc TWIDDLE
adamc@1 371 %nonassoc DOLLAR
adamc@1 372 %left DOT
adamc@221 373 %nonassoc LBRACE RBRACE
adamc@1 374
adamc@1 375 %%
adamc@1 376
adamc@1 377 file : decls (decls)
adamc@54 378 | SIG sgis ([(DSgn ("?", (SgnConst sgis, s (SIGleft, sgisright))),
adamc@54 379 s (SIGleft, sgisright))])
adamc@1 380
adamc@1 381 decls : ([])
adamc@325 382 | decl decls (decl @ decls)
adamc@1 383
adamc@240 384 decl : CON SYMBOL cargl2 kopt EQ cexp (let
adamc@240 385 val loc = s (CONleft, cexpright)
adamc@240 386
adamc@240 387 val k = Option.getOpt (kopt, (KWild, loc))
adamc@240 388 val (c, k) = cargl2 (cexp, k)
adamc@240 389 in
adamc@325 390 [(DCon (SYMBOL, SOME k, c), loc)]
adamc@240 391 end)
adamc@325 392 | LTYPE SYMBOL EQ cexp ([(DCon (SYMBOL, SOME (KType, s (LTYPEleft, cexpright)), cexp),
adamc@325 393 s (LTYPEleft, cexpright))])
adamc@325 394 | DATATYPE SYMBOL dargs EQ barOpt dcons([(DDatatype (SYMBOL, dargs, dcons), s (DATATYPEleft, dconsright))])
adamc@191 395 | DATATYPE SYMBOL dargs EQ DATATYPE CSYMBOL DOT path
adamc@191 396 (case dargs of
adamc@325 397 [] => [(DDatatypeImp (SYMBOL, CSYMBOL :: #1 path, #2 path), s (DATATYPEleft, pathright))]
adamc@191 398 | _ => raise Fail "Arguments specified for imported datatype")
adamc@325 399 | VAL vali ([(DVal vali, s (VALleft, valiright))])
adamc@325 400 | VAL REC valis ([(DValRec valis, s (VALleft, valisright))])
adamc@325 401 | FUN valis ([(DValRec valis, s (FUNleft, valisright))])
adamc@1 402
adamc@325 403 | SIGNATURE CSYMBOL EQ sgn ([(DSgn (CSYMBOL, sgn), s (SIGNATUREleft, sgnright))])
adamc@325 404 | STRUCTURE CSYMBOL EQ str ([(DStr (CSYMBOL, NONE, str), s (STRUCTUREleft, strright))])
adamc@325 405 | STRUCTURE CSYMBOL COLON sgn EQ str ([(DStr (CSYMBOL, SOME sgn, str), s (STRUCTUREleft, strright))])
adamc@42 406 | FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN EQ str
adamc@325 407 ([(DStr (CSYMBOL1, NONE,
adamc@325 408 (StrFun (CSYMBOL2, sgn1, NONE, str), s (FUNCTORleft, strright))),
adamc@325 409 s (FUNCTORleft, strright))])
adamc@42 410 | FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN COLON sgn EQ str
adamc@325 411 ([(DStr (CSYMBOL1, NONE,
adamc@325 412 (StrFun (CSYMBOL2, sgn1, SOME sgn2, str), s (FUNCTORleft, strright))),
adamc@325 413 s (FUNCTORleft, strright))])
adamc@325 414 | EXTERN STRUCTURE CSYMBOL COLON sgn ([(DFfiStr (CSYMBOL, sgn), s (EXTERNleft, sgnright))])
adamc@61 415 | OPEN mpath (case mpath of
adamc@61 416 [] => raise Fail "Impossible mpath parse [1]"
adamc@325 417 | m :: ms => [(DOpen (m, ms), s (OPENleft, mpathright))])
adamc@325 418 | OPEN mpath LPAREN str RPAREN (let
adamc@325 419 val loc = s (OPENleft, RPARENright)
adamc@325 420
adamc@325 421 val m = case mpath of
adamc@325 422 [] => raise Fail "Impossible mpath parse [4]"
adamc@325 423 | m :: ms =>
adamc@325 424 foldl (fn (m, str) => (StrProj (str, m), loc))
adamc@325 425 (StrVar m, loc) ms
adamc@325 426 in
adamc@325 427 [(DStr ("anon", NONE, (StrApp (m, str), loc)), loc),
adamc@325 428 (DOpen ("anon", []), loc)]
adamc@325 429 end)
adamc@88 430 | OPEN CONSTRAINTS mpath (case mpath of
adamc@88 431 [] => raise Fail "Impossible mpath parse [3]"
adamc@325 432 | m :: ms => [(DOpenConstraints (m, ms), s (OPENleft, mpathright))])
adamc@325 433 | CONSTRAINT cterm TWIDDLE cterm ([(DConstraint (cterm1, cterm2), s (CONSTRAINTleft, ctermright))])
adamc@325 434 | EXPORT spath ([(DExport spath, s (EXPORTleft, spathright))])
adamc@707 435 | TABLE SYMBOL COLON cterm pkopt commaOpt cstopt([(DTable (SYMBOL, entable cterm, pkopt, cstopt),
adamc@707 436 s (TABLEleft, cstoptright))])
adamc@338 437 | SEQUENCE SYMBOL ([(DSequence SYMBOL, s (SEQUENCEleft, SYMBOLright))])
adamc@563 438 | CLASS SYMBOL EQ cexp (let
adamc@563 439 val loc = s (CLASSleft, cexpright)
adamc@563 440 in
adamc@563 441 [(DClass (SYMBOL, (KWild, loc), cexp), loc)]
adamc@563 442 end)
adamc@563 443 | CLASS SYMBOL DCOLON kind EQ cexp ([(DClass (SYMBOL, kind, cexp), s (CLASSleft, cexpright))])
adamc@211 444 | CLASS SYMBOL SYMBOL EQ cexp (let
adamc@211 445 val loc = s (CLASSleft, cexpright)
adamc@563 446 val k = (KWild, loc)
adamc@211 447 val c = (CAbs (SYMBOL2, SOME k, cexp), loc)
adamc@211 448 in
adamc@563 449 [(DClass (SYMBOL1, k, c), s (CLASSleft, cexpright))]
adamc@563 450 end)
adamc@563 451 | CLASS SYMBOL LPAREN SYMBOL DCOLON kind RPAREN EQ cexp (let
adamc@563 452 val loc = s (CLASSleft, cexpright)
adamc@563 453 val c = (CAbs (SYMBOL2, SOME kind, cexp), loc)
adamc@563 454 in
adamc@563 455 [(DClass (SYMBOL1, kind, c), s (CLASSleft, cexpright))]
adamc@211 456 end)
adamc@459 457 | COOKIE SYMBOL COLON cexp ([(DCookie (SYMBOL, cexp), s (COOKIEleft, cexpright))])
adamc@720 458 | STYLE SYMBOL ([(DStyle SYMBOL, s (STYLEleft, SYMBOLright))])
adamc@30 459
adamc@240 460 kopt : (NONE)
adamc@240 461 | DCOLON kind (SOME kind)
adamc@240 462
adamc@191 463 dargs : ([])
adamc@191 464 | SYMBOL dargs (SYMBOL :: dargs)
adamc@191 465
adamc@156 466 barOpt : ()
adamc@156 467 | BAR ()
adamc@156 468
adamc@156 469 dcons : dcon ([dcon])
adamc@156 470 | dcon BAR dcons (dcon :: dcons)
adamc@156 471
adamc@156 472 dcon : CSYMBOL (CSYMBOL, NONE)
adamc@156 473 | CSYMBOL OF cexp (CSYMBOL, SOME cexp)
adamc@156 474
adamc@242 475 vali : SYMBOL eargl2 copt EQ eexp (let
adamc@242 476 val loc = s (SYMBOLleft, eexpright)
adamc@242 477 val t = Option.getOpt (copt, (CWild (KType, loc), loc))
adamc@242 478
adamc@242 479 val (e, t) = eargl2 (eexp, t)
adamc@242 480 in
adamc@242 481 (SYMBOL, SOME t, e)
adamc@242 482 end)
adamc@242 483
adamc@242 484 copt : (NONE)
adamc@242 485 | COLON cexp (SOME cexp)
adamc@123 486
adamc@704 487 cstopt : (EVar (["Basis"], "no_constraint", Infer), dummy)
adamc@704 488 | csts (csts)
adamc@704 489
adamc@704 490 csts : CCONSTRAINT tname cst (let
adamc@704 491 val loc = s (CCONSTRAINTleft, cstright)
adamc@704 492
adamc@704 493 val e = (EVar (["Basis"], "one_constraint", Infer), loc)
adamc@704 494 val e = (ECApp (e, tname), loc)
adamc@704 495 in
adamc@704 496 (EApp (e, cst), loc)
adamc@704 497 end)
adamc@704 498 | csts COMMA csts (let
adamc@704 499 val loc = s (csts1left, csts2right)
adamc@704 500
adamc@704 501 val e = (EVar (["Basis"], "join_constraints", Infer), loc)
adamc@704 502 val e = (EApp (e, csts1), loc)
adamc@704 503 in
adamc@704 504 (EApp (e, csts2), loc)
adamc@704 505 end)
adamc@704 506 | LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adamc@704 507
adamc@704 508 cst : UNIQUE tnames (let
adamc@704 509 val loc = s (UNIQUEleft, tnamesright)
adamc@704 510
adamc@704 511 val e = (EVar (["Basis"], "unique", Infer), loc)
adamc@705 512 val e = (ECApp (e, #1 (#1 tnames)), loc)
adamc@705 513 val e = (ECApp (e, (CRecord (#2 tnames), loc)), loc)
adamc@705 514 val e = (EDisjointApp e, loc)
adamc@704 515 in
adamc@704 516 (EDisjointApp e, loc)
adamc@704 517 end)
adamc@709 518
adamc@714 519 | CHECK sqlexp (let
adamc@714 520 val loc = s (CHECKleft, sqlexpright)
adamc@714 521 in
adamc@714 522 (EApp ((EVar (["Basis"], "check", Infer), loc),
adamc@714 523 sqlexp), loc)
adamc@714 524 end)
adamc@714 525
adamc@709 526 | FOREIGN KEY tnames REFERENCES texp LPAREN tnames' RPAREN pmodes
adamc@709 527 (let
adamc@709 528 val loc = s (FOREIGNleft, pmodesright)
adamc@709 529
adamc@709 530 val mat = ListPair.foldrEq
adamc@709 531 (fn ((nm1, _), (nm2, _), mat) =>
adamc@709 532 let
adamc@709 533 val e = (EVar (["Basis"], "mat_cons", Infer), loc)
adamc@709 534 val e = (ECApp (e, nm1), loc)
adamc@709 535 val e = (ECApp (e, nm2), loc)
adamc@709 536 val e = (EDisjointApp e, loc)
adamc@709 537 val e = (EDisjointApp e, loc)
adamc@712 538 val e = (EApp (e, (EWild, loc)), loc)
adamc@709 539 in
adamc@709 540 (EApp (e, mat), loc)
adamc@709 541 end)
adamc@709 542 (EVar (["Basis"], "mat_nil", Infer), loc)
adamc@709 543 (#1 tnames :: #2 tnames, #1 tnames' :: #2 tnames')
adamc@709 544
adamc@709 545 fun findMode mode =
adamc@709 546 let
adamc@709 547 fun findMode' pmodes =
adamc@709 548 case pmodes of
adamc@709 549 [] => (EVar (["Basis"], "no_action", Infer), loc)
adamc@709 550 | (mode', rule) :: pmodes' =>
adamc@709 551 if mode' = mode then
adamc@709 552 (if List.exists (fn (mode', _) => mode' = mode)
adamc@709 553 pmodes' then
adamc@709 554 ErrorMsg.errorAt loc "Duplicate propagation rule"
adamc@709 555 else
adamc@709 556 ();
adamc@709 557 rule)
adamc@709 558 else
adamc@709 559 findMode' pmodes'
adamc@709 560 in
adamc@709 561 findMode' pmodes
adamc@709 562 end
adamc@709 563
adamc@709 564 val e = (EVar (["Basis"], "foreign_key", Infer), loc)
adamc@709 565 val e = (EApp (e, mat), loc)
adamc@709 566 val e = (EApp (e, texp), loc)
adamc@709 567 in
adamc@709 568 (EApp (e, (ERecord [((CName "OnDelete", loc),
adamc@709 569 findMode Delete),
adamc@709 570 ((CName "OnUpdate", loc),
adamc@709 571 findMode Update)], loc)), loc)
adamc@709 572 end)
adamc@709 573
adamc@704 574 | LBRACE eexp RBRACE (eexp)
adamc@704 575
adamc@704 576 tnameW : tname (let
adamc@704 577 val loc = s (tnameleft, tnameright)
adamc@704 578 in
adamc@704 579 (tname, (CWild (KType, loc), loc))
adamc@704 580 end)
adamc@704 581
adamc@705 582 tnames : tnameW (tnameW, [])
adamc@705 583 | LPAREN tnames' RPAREN (tnames')
adamc@704 584
adamc@705 585 tnames': tnameW (tnameW, [])
adamc@705 586 | tnameW COMMA tnames' (#1 tnames', tnameW :: #2 tnames')
adamc@704 587
adamc@709 588 pmode : ON pkind prule (pkind, prule)
adamc@709 589
adamc@709 590 pkind : DELETE (Delete)
adamc@709 591 | UPDATE (Update)
adamc@709 592
adamc@709 593 prule : NO ACTION (EVar (["Basis"], "no_action", Infer), s (NOleft, ACTIONright))
adamc@709 594 | RESTRICT (EVar (["Basis"], "restrict", Infer), s (RESTRICTleft, RESTRICTright))
adamc@709 595 | CASCADE (EVar (["Basis"], "cascade", Infer), s (CASCADEleft, CASCADEright))
adamc@709 596 | SET NULL (EVar (["Basis"], "set_null", Infer), s (SETleft, NULLright))
adamc@709 597
adamc@709 598 pmodes : ([])
adamc@709 599 | pmode pmodes (pmode :: pmodes)
adamc@709 600
adamc@707 601 commaOpt: ()
adamc@707 602 | COMMA ()
adamc@707 603
adamc@707 604 pkopt : (EVar (["Basis"], "no_primary_key", Infer), ErrorMsg.dummySpan)
adamc@707 605 | PRIMARY KEY tnames (let
adamc@707 606 val loc = s (PRIMARYleft, tnamesright)
adamc@707 607
adamc@707 608 val e = (EVar (["Basis"], "primary_key", Infer), loc)
adamc@707 609 val e = (ECApp (e, #1 (#1 tnames)), loc)
adamc@707 610 val e = (ECApp (e, (CRecord (#2 tnames), loc)), loc)
adamc@707 611 val e = (EDisjointApp e, loc)
adamc@707 612 val e = (EDisjointApp e, loc)
adamc@707 613
adamc@707 614 val witness = map (fn (c, _) =>
adamc@707 615 (c, (EWild, loc)))
adamc@707 616 (#1 tnames :: #2 tnames)
adamc@707 617 val witness = (ERecord witness, loc)
adamc@707 618 in
adamc@707 619 (EApp (e, witness), loc)
adamc@707 620 end)
adamc@707 621
adamc@123 622 valis : vali ([vali])
adamc@123 623 | vali AND valis (vali :: valis)
adamc@123 624
adamc@42 625 sgn : sgntm (sgntm)
adamc@40 626 | FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@40 627 (SgnFun (CSYMBOL, sgn1, sgn2), s (FUNCTORleft, sgn2right))
adamc@30 628
adamc@42 629 sgntm : SIG sgis END (SgnConst sgis, s (SIGleft, ENDright))
adamc@59 630 | mpath (case mpath of
adamc@61 631 [] => raise Fail "Impossible mpath parse [2]"
adamc@59 632 | [x] => SgnVar x
adamc@59 633 | m :: ms => SgnProj (m,
adamc@59 634 List.take (ms, length ms - 1),
adamc@59 635 List.nth (ms, length ms - 1)),
adamc@59 636 s (mpathleft, mpathright))
adamc@42 637 | sgntm WHERE CON SYMBOL EQ cexp (SgnWhere (sgntm, SYMBOL, cexp), s (sgntmleft, cexpright))
adamc@42 638 | sgntm WHERE LTYPE SYMBOL EQ cexp(SgnWhere (sgntm, SYMBOL, cexp), s (sgntmleft, cexpright))
adamc@42 639 | LPAREN sgn RPAREN (sgn)
adamc@42 640
adamc@706 641 sgi : CON SYMBOL DCOLON kind ((SgiConAbs (SYMBOL, kind), s (CONleft, kindright)))
adamc@706 642 | LTYPE SYMBOL ((SgiConAbs (SYMBOL, (KType, s (LTYPEleft, SYMBOLright))),
adamc@706 643 s (LTYPEleft, SYMBOLright)))
adamc@706 644 | CON SYMBOL EQ cexp ((SgiCon (SYMBOL, NONE, cexp), s (CONleft, cexpright)))
adamc@706 645 | CON SYMBOL DCOLON kind EQ cexp ((SgiCon (SYMBOL, SOME kind, cexp), s (CONleft, cexpright)))
adamc@706 646 | LTYPE SYMBOL EQ cexp ((SgiCon (SYMBOL, SOME (KType, s (LTYPEleft, cexpright)), cexp),
adamc@706 647 s (LTYPEleft, cexpright)))
adamc@706 648 | DATATYPE SYMBOL dargs EQ barOpt dcons((SgiDatatype (SYMBOL, dargs, dcons), s (DATATYPEleft, dconsright)))
adamc@191 649 | DATATYPE SYMBOL dargs EQ DATATYPE CSYMBOL DOT path
adamc@191 650 (case dargs of
adamc@191 651 [] => (SgiDatatypeImp (SYMBOL, CSYMBOL :: #1 path, #2 path), s (DATATYPEleft, pathright))
adamc@191 652 | _ => raise Fail "Arguments specified for imported datatype")
adamc@706 653 | VAL SYMBOL COLON cexp ((SgiVal (SYMBOL, cexp), s (VALleft, cexpright)))
adamc@30 654
adamc@706 655 | STRUCTURE CSYMBOL COLON sgn ((SgiStr (CSYMBOL, sgn), s (STRUCTUREleft, sgnright)))
adamc@706 656 | SIGNATURE CSYMBOL EQ sgn ((SgiSgn (CSYMBOL, sgn), s (SIGNATUREleft, sgnright)))
adamc@42 657 | FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@706 658 ((SgiStr (CSYMBOL1,
adamc@706 659 (SgnFun (CSYMBOL2, sgn1, sgn2), s (FUNCTORleft, sgn2right))),
adamc@706 660 s (FUNCTORleft, sgn2right)))
adamc@706 661 | INCLUDE sgn ((SgiInclude sgn, s (INCLUDEleft, sgnright)))
adamc@706 662 | CONSTRAINT cterm TWIDDLE cterm ((SgiConstraint (cterm1, cterm2), s (CONSTRAINTleft, ctermright)))
adamc@707 663 | TABLE SYMBOL COLON cterm pkopt commaOpt cstopt (let
adamc@707 664 val loc = s (TABLEleft, ctermright)
adamc@707 665 in
adamc@707 666 (SgiTable (SYMBOL, entable cterm, pkopt, cstopt), loc)
adamc@707 667 end)
adamc@460 668 | SEQUENCE SYMBOL (let
adamc@460 669 val loc = s (SEQUENCEleft, SYMBOLright)
adamc@460 670 val t = (CVar (["Basis"], "sql_sequence"), loc)
adamc@460 671 in
adamc@460 672 (SgiVal (SYMBOL, t), loc)
adamc@460 673 end)
adamc@563 674 | CLASS SYMBOL (let
adamc@563 675 val loc = s (CLASSleft, SYMBOLright)
adamc@711 676 val k = (KArrow ((KType, loc), (KType, loc)), loc)
adamc@563 677 in
adamc@711 678 (SgiClassAbs (SYMBOL, k), loc)
adamc@563 679 end)
adamc@563 680 | CLASS SYMBOL DCOLON kind (let
adamc@563 681 val loc = s (CLASSleft, kindright)
adamc@563 682 in
adamc@563 683 (SgiClassAbs (SYMBOL, kind), loc)
adamc@563 684 end)
adamc@563 685 | CLASS SYMBOL EQ cexp (let
adamc@563 686 val loc = s (CLASSleft, cexpright)
adamc@563 687 in
adamc@563 688 (SgiClass (SYMBOL, (KWild, loc), cexp), loc)
adamc@563 689 end)
adamc@563 690 | CLASS SYMBOL DCOLON kind EQ cexp (let
adamc@563 691 val loc = s (CLASSleft, cexpright)
adamc@563 692 in
adamc@563 693 (SgiClass (SYMBOL, kind, cexp), loc)
adamc@563 694 end)
adamc@211 695 | CLASS SYMBOL SYMBOL EQ cexp (let
adamc@211 696 val loc = s (CLASSleft, cexpright)
adamc@563 697 val k = (KWild, loc)
adamc@211 698 val c = (CAbs (SYMBOL2, SOME k, cexp), loc)
adamc@211 699 in
adamc@563 700 (SgiClass (SYMBOL1, k, c), s (CLASSleft, cexpright))
adamc@563 701 end)
adamc@563 702 | CLASS SYMBOL LPAREN SYMBOL DCOLON kind RPAREN EQ cexp (let
adamc@563 703 val loc = s (CLASSleft, cexpright)
adamc@563 704 val c = (CAbs (SYMBOL2, SOME kind, cexp), loc)
adamc@563 705 in
adamc@563 706 (SgiClass (SYMBOL1, kind, c), s (CLASSleft, cexpright))
adamc@211 707 end)
adamc@460 708 | COOKIE SYMBOL COLON cexp (let
adamc@460 709 val loc = s (COOKIEleft, cexpright)
adamc@460 710 val t = (CApp ((CVar (["Basis"], "http_cookie"), loc),
adamc@460 711 entable cexp), loc)
adamc@460 712 in
adamc@460 713 (SgiVal (SYMBOL, t), loc)
adamc@460 714 end)
adamc@720 715 | STYLE SYMBOL (let
adamc@720 716 val loc = s (STYLEleft, SYMBOLright)
adamc@720 717 val t = (CVar (["Basis"], "css_class"), loc)
adamc@718 718 in
adamc@718 719 (SgiVal (SYMBOL, t), loc)
adamc@718 720 end)
adamc@30 721
adamc@30 722 sgis : ([])
adamc@30 723 | sgi sgis (sgi :: sgis)
adamc@30 724
adamc@30 725 str : STRUCT decls END (StrConst decls, s (STRUCTleft, ENDright))
adamc@34 726 | spath (spath)
adamc@40 727 | FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN DARROW str
adamc@40 728 (StrFun (CSYMBOL, sgn, NONE, str), s (FUNCTORleft, strright))
adamc@40 729 | FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn DARROW str
adamc@40 730 (StrFun (CSYMBOL, sgn1, SOME sgn2, str), s (FUNCTORleft, strright))
adamc@44 731 | spath LPAREN str RPAREN (StrApp (spath, str), s (spathleft, RPARENright))
adamc@34 732
adamc@34 733 spath : CSYMBOL (StrVar CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@34 734 | spath DOT CSYMBOL (StrProj (spath, CSYMBOL), s (spathleft, CSYMBOLright))
adamc@30 735
adamc@1 736 kind : TYPE (KType, s (TYPEleft, TYPEright))
adamc@1 737 | NAME (KName, s (NAMEleft, NAMEright))
adamc@1 738 | LBRACE kind RBRACE (KRecord kind, s (LBRACEleft, RBRACEright))
adamc@1 739 | kind ARROW kind (KArrow (kind1, kind2), s (kind1left, kind2right))
adamc@1 740 | LPAREN kind RPAREN (#1 kind, s (LPARENleft, RPARENright))
adamc@82 741 | KUNIT (KUnit, s (KUNITleft, KUNITright))
adamc@18 742 | UNDERUNDER (KWild, s (UNDERUNDERleft, UNDERUNDERright))
adamc@207 743 | LPAREN ktuple RPAREN (KTuple ktuple, s (LPARENleft, RPARENright))
adamc@623 744 | CSYMBOL (KVar CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@623 745 | CSYMBOL KARROW kind (KFun (CSYMBOL, kind), s (CSYMBOLleft, kindright))
adamc@207 746
adamc@207 747 ktuple : kind STAR kind ([kind1, kind2])
adamc@207 748 | kind STAR ktuple (kind :: ktuple)
adamc@1 749
adamc@1 750 capps : cterm (cterm)
adamc@1 751 | capps cterm (CApp (capps, cterm), s (cappsleft, ctermright))
adamc@1 752
adamc@1 753 cexp : capps (capps)
adamc@1 754 | cexp ARROW cexp (TFun (cexp1, cexp2), s (cexp1left, cexp2right))
adamc@15 755 | SYMBOL kcolon kind ARROW cexp (TCFun (kcolon, SYMBOL, kind, cexp), s (SYMBOLleft, cexpright))
adamc@623 756 | CSYMBOL KARROW cexp (TKFun (CSYMBOL, cexp), s (CSYMBOLleft, cexpright))
adamc@1 757
adamc@1 758 | cexp PLUSPLUS cexp (CConcat (cexp1, cexp2), s (cexp1left, cexp1right))
adamc@1 759
adamc@239 760 | FN cargs DARROW cexp (#1 (cargs (cexp, (KWild, s (FNleft, cexpright)))))
adamc@628 761 | LBRACK cexp TWIDDLE cexp RBRACK DARROW cexp (TDisjoint (cexp1, cexp2, cexp3), s (LBRACKleft, cexp3right))
adamc@623 762 | CSYMBOL DKARROW cexp (CKAbs (CSYMBOL, cexp), s (CSYMBOLleft, cexpright))
adamc@1 763
adamc@8 764 | LPAREN cexp RPAREN DCOLON kind (CAnnot (cexp, kind), s (LPARENleft, kindright))
adamc@6 765
adamc@18 766 | UNDER DCOLON kind (CWild kind, s (UNDERleft, UNDERright))
adamc@195 767 | ctuple (let
adamc@195 768 val loc = s (ctupleleft, ctupleright)
adamc@195 769 in
adamc@195 770 (TRecord (CRecord (ListUtil.mapi (fn (i, c) =>
adamc@195 771 ((CName (Int.toString (i + 1)), loc),
adamc@195 772 c)) ctuple),
adamc@195 773 loc), loc)
adamc@195 774 end)
adamc@18 775
adamc@1 776 kcolon : DCOLON (Explicit)
adamc@1 777 | TCOLON (Implicit)
adamc@1 778
adamc@239 779 cargs : carg (carg)
adamc@239 780 | cargl (cargl)
adamc@239 781
adamc@239 782 cargl : cargp cargp (cargp1 o cargp2)
adamc@239 783 | cargp cargl (cargp o cargl)
adamc@239 784
adamc@240 785 cargl2 : (fn x => x)
adamc@240 786 | cargp cargl2 (cargp o cargl2)
adamc@240 787
adamc@241 788 carg : SYMBOL DCOLON kind (fn (c, k) =>
adamc@239 789 let
adamc@239 790 val loc = s (SYMBOLleft, kindright)
adamc@239 791 in
adamc@239 792 ((CAbs (SYMBOL, SOME kind, c), loc),
adamc@239 793 (KArrow (kind, k), loc))
adamc@239 794 end)
adamc@329 795 | UNDER DCOLON kind (fn (c, k) =>
adamc@329 796 let
adamc@329 797 val loc = s (UNDERleft, kindright)
adamc@329 798 in
adamc@329 799 ((CAbs ("_", SOME kind, c), loc),
adamc@329 800 (KArrow (kind, k), loc))
adamc@329 801 end)
adamc@241 802 | cargp (cargp)
adamc@239 803
adamc@239 804 cargp : SYMBOL (fn (c, k) =>
adamc@239 805 let
adamc@239 806 val loc = s (SYMBOLleft, SYMBOLright)
adamc@239 807 in
adamc@239 808 ((CAbs (SYMBOL, NONE, c), loc),
adamc@239 809 (KArrow ((KWild, loc), k), loc))
adamc@239 810 end)
adamc@329 811 | UNDER (fn (c, k) =>
adamc@329 812 let
adamc@329 813 val loc = s (UNDERleft, UNDERright)
adamc@329 814 in
adamc@329 815 ((CAbs ("_", NONE, c), loc),
adamc@329 816 (KArrow ((KWild, loc), k), loc))
adamc@329 817 end)
adamc@239 818 | LPAREN SYMBOL DCOLON kind RPAREN (fn (c, k) =>
adamc@239 819 let
adamc@239 820 val loc = s (LPARENleft, RPARENright)
adamc@239 821 in
adamc@239 822 ((CAbs (SYMBOL, SOME kind, c), loc),
adamc@239 823 (KArrow (kind, k), loc))
adamc@239 824 end)
adamc@628 825
adamc@239 826
adamc@34 827 path : SYMBOL ([], SYMBOL)
adamc@34 828 | CSYMBOL DOT path (let val (ms, x) = path in (CSYMBOL :: ms, x) end)
adamc@34 829
adamc@156 830 cpath : CSYMBOL ([], CSYMBOL)
adamc@156 831 | CSYMBOL DOT cpath (let val (ms, x) = cpath in (CSYMBOL :: ms, x) end)
adamc@156 832
adamc@59 833 mpath : CSYMBOL ([CSYMBOL])
adamc@59 834 | CSYMBOL DOT mpath (CSYMBOL :: mpath)
adamc@59 835
adamc@1 836 cterm : LPAREN cexp RPAREN (#1 cexp, s (LPARENleft, RPARENright))
adamc@1 837 | LBRACK rcon RBRACK (CRecord rcon, s (LBRACKleft, RBRACKright))
adamc@83 838 | LBRACK rconn RBRACK (CRecord rconn, s (LBRACKleft, RBRACKright))
adamc@1 839 | LBRACE rcone RBRACE (TRecord (CRecord rcone, s (LBRACEleft, RBRACEright)),
adamc@1 840 s (LBRACEleft, RBRACEright))
adamc@1 841 | DOLLAR cterm (TRecord cterm, s (DOLLARleft, ctermright))
adamc@1 842 | HASH CSYMBOL (CName CSYMBOL, s (HASHleft, CSYMBOLright))
adamc@195 843 | HASH INT (CName (Int64.toString INT), s (HASHleft, INTright))
adamc@1 844
adamc@34 845 | path (CVar path, s (pathleft, pathright))
adamc@207 846 | path DOT INT (CProj ((CVar path, s (pathleft, pathright)), Int64.toInt INT),
adamc@207 847 s (pathleft, INTright))
adamc@18 848 | UNDER (CWild (KWild, s (UNDERleft, UNDERright)), s (UNDERleft, UNDERright))
adamc@621 849 | MAP (CMap, s (MAPleft, MAPright))
adamc@82 850 | UNIT (CUnit, s (UNITleft, UNITright))
adamc@207 851 | LPAREN ctuplev RPAREN (CTuple ctuplev, s (LPARENleft, RPARENright))
adamc@207 852
adamc@207 853 ctuplev: cexp COMMA cexp ([cexp1, cexp2])
adamc@207 854 | cexp COMMA ctuplev (cexp :: ctuplev)
adamc@1 855
adamc@196 856 ctuple : capps STAR capps ([capps1, capps2])
adamc@196 857 | capps STAR ctuple (capps :: ctuple)
adamc@195 858
adamc@1 859 rcon : ([])
adamc@1 860 | ident EQ cexp ([(ident, cexp)])
adamc@1 861 | ident EQ cexp COMMA rcon ((ident, cexp) :: rcon)
adamc@1 862
adamc@83 863 rconn : ident ([(ident, (CUnit, s (identleft, identright)))])
adamc@83 864 | ident COMMA rconn ((ident, (CUnit, s (identleft, identright))) :: rconn)
adamc@83 865
adamc@1 866 rcone : ([])
adamc@1 867 | ident COLON cexp ([(ident, cexp)])
adamc@1 868 | ident COLON cexp COMMA rcone ((ident, cexp) :: rcone)
adamc@1 869
adamc@1 870 ident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@195 871 | INT (CName (Int64.toString INT), s (INTleft, INTright))
adamc@200 872 | SYMBOL (CVar ([], SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@8 873
adamc@8 874 eapps : eterm (eterm)
adamc@8 875 | eapps eterm (EApp (eapps, eterm), s (eappsleft, etermright))
adamc@8 876 | eapps LBRACK cexp RBRACK (ECApp (eapps, cexp), s (eappsleft, RBRACKright))
adamc@629 877 | eapps BANG (EDisjointApp eapps, s (eappsleft, BANGright))
adamc@8 878
adamc@8 879 eexp : eapps (eapps)
adamc@241 880 | FN eargs DARROW eexp (let
adamc@93 881 val loc = s (FNleft, eexpright)
adamc@93 882 in
adamc@241 883 #1 (eargs (eexp, (CWild (KType, loc), loc)))
adamc@93 884 end)
adamc@623 885 | CSYMBOL DKARROW eexp (EKAbs (CSYMBOL, eexp), s (CSYMBOLleft, eexpright))
adamc@196 886 | eexp COLON cexp (EAnnot (eexp, cexp), s (eexpleft, cexpright))
adamc@149 887 | eexp MINUSMINUS cexp (ECut (eexp, cexp), s (eexpleft, cexpright))
adamc@493 888 | eexp MINUSMINUSMINUS cexp (ECutMulti (eexp, cexp), s (eexpleft, cexpright))
adamc@170 889 | CASE eexp OF barOpt branch branchs (ECase (eexp, branch :: branchs), s (CASEleft, branchsright))
adamc@190 890 | IF eexp THEN eexp ELSE eexp (let
adamc@190 891 val loc = s (IFleft, eexp3right)
adamc@190 892 in
adamc@190 893 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc), eexp2),
adamc@190 894 ((PCon (["Basis"], "False", NONE), loc), eexp3)]), loc)
adamc@190 895 end)
adamc@434 896 | bind SEMI eexp (let
adamc@434 897 val loc = s (bindleft, eexpright)
adamc@434 898 val (v, to, e1) = bind
adamc@403 899 val e = (EVar (["Basis"], "bind", Infer), loc)
adamc@434 900 val e = (EApp (e, e1), loc)
adamc@243 901 in
adamc@434 902 (EApp (e, (EAbs (v, to, eexp), loc)), loc)
adamc@299 903 end)
adamc@256 904 | eexp EQ eexp (native_op ("eq", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@257 905 | eexp NE eexp (native_op ("ne", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389 906 | MINUS eterm (native_unop ("neg", eterm, s (MINUSleft, etermright)))
adamc@389 907 | eexp PLUS eexp (native_op ("plus", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389 908 | eexp MINUS eexp (native_op ("minus", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389 909 | eterm STAR eexp (native_op ("times", eterm, eexp, s (etermleft, eexpright)))
adamc@389 910 | eexp DIVIDE eexp (native_op ("div", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389 911 | eexp MOD eexp (native_op ("mod", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 912
adamc@391 913 | eexp LT eexp (native_op ("lt", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 914 | eexp LE eexp (native_op ("le", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 915 | eexp GT eexp (native_op ("gt", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 916 | eexp GE eexp (native_op ("ge", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 917
adamc@445 918 | eexp PLUSPLUS eexp (EConcat (eexp1, eexp2), s (eexp1left, eexp2right))
adamc@8 919
adamc@674 920 | eexp CARET eexp (native_op ("strcat", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@674 921
adamc@434 922 bind : SYMBOL LARROW eapps (SYMBOL, NONE, eapps)
adamc@434 923 | UNIT LARROW eapps (let
adamc@434 924 val loc = s (UNITleft, eappsright)
adamc@434 925 in
adamc@434 926 ("_", SOME (TRecord (CRecord [], loc), loc), eapps)
adamc@434 927 end)
adamc@434 928 | eapps (let
adamc@434 929 val loc = s (eappsleft, eappsright)
adamc@434 930 in
adamc@434 931 ("_", SOME (TRecord (CRecord [], loc), loc), eapps)
adamc@434 932 end)
adamc@434 933
adamc@241 934 eargs : earg (earg)
adamc@241 935 | eargl (eargl)
adamc@241 936
adamc@241 937 eargl : eargp eargp (eargp1 o eargp2)
adamc@241 938 | eargp eargl (eargp o eargl)
adamc@241 939
adamc@242 940 eargl2 : (fn x => x)
adamc@242 941 | eargp eargl2 (eargp o eargl2)
adamc@242 942
adamc@241 943 earg : SYMBOL kcolon kind (fn (e, t) =>
adamc@241 944 let
adamc@241 945 val loc = s (SYMBOLleft, kindright)
adamc@241 946 in
adamc@241 947 ((ECAbs (kcolon, SYMBOL, kind, e), loc),
adamc@241 948 (TCFun (kcolon, SYMBOL, kind, t), loc))
adamc@241 949 end)
adamc@241 950 | SYMBOL COLON cexp (fn (e, t) =>
adamc@241 951 let
adamc@241 952 val loc = s (SYMBOLleft, cexpright)
adamc@241 953 in
adamc@241 954 ((EAbs (SYMBOL, SOME cexp, e), loc),
adamc@241 955 (TFun (cexp, t), loc))
adamc@241 956 end)
adamc@241 957 | UNDER COLON cexp (fn (e, t) =>
adamc@241 958 let
adamc@241 959 val loc = s (UNDERleft, cexpright)
adamc@241 960 in
adamc@241 961 ((EAbs ("_", SOME cexp, e), loc),
adamc@241 962 (TFun (cexp, t), loc))
adamc@241 963 end)
adamc@241 964 | eargp (eargp)
adamc@241 965
adamc@241 966 eargp : SYMBOL (fn (e, t) =>
adamc@241 967 let
adamc@241 968 val loc = s (SYMBOLleft, SYMBOLright)
adamc@241 969 in
adamc@241 970 ((EAbs (SYMBOL, NONE, e), loc),
adamc@241 971 (TFun ((CWild (KType, loc), loc), t), loc))
adamc@241 972 end)
adamc@241 973 | UNIT (fn (e, t) =>
adamc@241 974 let
adamc@241 975 val loc = s (UNITleft, UNITright)
adamc@241 976 val t' = (TRecord (CRecord [], loc), loc)
adamc@241 977 in
adamc@241 978 ((EAbs ("_", SOME t', e), loc),
adamc@241 979 (TFun (t', t), loc))
adamc@241 980 end)
adamc@241 981 | UNDER (fn (e, t) =>
adamc@241 982 let
adamc@241 983 val loc = s (UNDERleft, UNDERright)
adamc@241 984 in
adamc@241 985 ((EAbs ("_", NONE, e), loc),
adamc@241 986 (TFun ((CWild (KType, loc), loc), t), loc))
adamc@241 987 end)
adamc@241 988 | LPAREN SYMBOL kcolon kind RPAREN(fn (e, t) =>
adamc@241 989 let
adamc@241 990 val loc = s (LPARENleft, RPARENright)
adamc@241 991 in
adamc@241 992 ((ECAbs (kcolon, SYMBOL, kind, e), loc),
adamc@241 993 (TCFun (kcolon, SYMBOL, kind, t), loc))
adamc@241 994 end)
adamc@241 995 | LPAREN SYMBOL COLON cexp RPAREN (fn (e, t) =>
adamc@241 996 let
adamc@241 997 val loc = s (LPARENleft, RPARENright)
adamc@241 998 in
adamc@241 999 ((EAbs (SYMBOL, SOME cexp, e), loc),
adamc@241 1000 (TFun (cexp, t), loc))
adamc@241 1001 end)
adamc@241 1002 | LPAREN UNDER COLON cexp RPAREN (fn (e, t) =>
adamc@241 1003 let
adamc@241 1004 val loc = s (LPARENleft, RPARENright)
adamc@241 1005 in
adamc@241 1006 ((EAbs ("_", SOME cexp, e), loc),
adamc@241 1007 (TFun (cexp, t), loc))
adamc@241 1008 end)
adamc@478 1009 | LPAREN cexp TWIDDLE cexp RPAREN (fn (e, t) =>
adamc@354 1010 let
adamc@354 1011 val loc = s (LPARENleft, RPARENright)
adamc@354 1012 in
adamc@478 1013 ((EDisjoint (cexp1, cexp2, e), loc),
adamc@628 1014 (TDisjoint (cexp1, cexp2, t), loc))
adamc@354 1015 end)
adamc@478 1016 | LBRACK cexp TWIDDLE cexp RBRACK(fn (e, t) =>
adamc@356 1017 let
adamc@356 1018 val loc = s (LBRACKleft, RBRACKright)
adamc@356 1019 in
adamc@478 1020 ((EDisjoint (cexp1, cexp2, e), loc),
adamc@628 1021 (TDisjoint (cexp1, cexp2, t), loc))
adamc@356 1022 end)
adamc@623 1023 | CSYMBOL (fn (e, t) =>
adamc@623 1024 let
adamc@623 1025 val loc = s (CSYMBOLleft, CSYMBOLright)
adamc@623 1026 in
adamc@623 1027 ((EKAbs (CSYMBOL, e), loc),
adamc@623 1028 (TKFun (CSYMBOL, t), loc))
adamc@623 1029 end)
adamc@241 1030
adamc@8 1031 eterm : LPAREN eexp RPAREN (#1 eexp, s (LPARENleft, RPARENright))
adamc@195 1032 | LPAREN etuple RPAREN (let
adamc@195 1033 val loc = s (LPARENleft, RPARENright)
adamc@195 1034 in
adamc@195 1035 (ERecord (ListUtil.mapi (fn (i, e) =>
adamc@195 1036 ((CName (Int.toString (i + 1)), loc),
adamc@195 1037 e)) etuple), loc)
adamc@195 1038 end)
adamc@8 1039
adamc@403 1040 | path (EVar (#1 path, #2 path, Infer), s (pathleft, pathright))
adamc@403 1041 | cpath (EVar (#1 cpath, #2 cpath, Infer), s (cpathleft, cpathright))
adamc@403 1042 | AT path (EVar (#1 path, #2 path, TypesOnly), s (ATleft, pathright))
adamc@403 1043 | AT AT path (EVar (#1 path, #2 path, DontInfer), s (AT1left, pathright))
adamc@403 1044 | AT cpath (EVar (#1 cpath, #2 cpath, TypesOnly), s (ATleft, cpathright))
adamc@403 1045 | AT AT cpath (EVar (#1 cpath, #2 cpath, DontInfer), s (AT1left, cpathright))
adamc@12 1046 | LBRACE rexp RBRACE (ERecord rexp, s (LBRACEleft, RBRACEright))
adamc@110 1047 | UNIT (ERecord [], s (UNITleft, UNITright))
adamc@12 1048
adamc@14 1049 | INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@14 1050 | FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adamc@14 1051 | STRING (EPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@14 1052
adamc@200 1053 | path DOT idents (let
adamc@200 1054 val loc = s (pathleft, identsright)
adamc@200 1055 in
adamc@200 1056 foldl (fn (ident, e) =>
adamc@200 1057 (EField (e, ident), loc))
adamc@403 1058 (EVar (#1 path, #2 path, Infer), s (pathleft, pathright)) idents
adamc@403 1059 end)
adamc@403 1060 | AT path DOT idents (let
adamc@403 1061 val loc = s (ATleft, identsright)
adamc@403 1062 in
adamc@403 1063 foldl (fn (ident, e) =>
adamc@403 1064 (EField (e, ident), loc))
adamc@403 1065 (EVar (#1 path, #2 path, TypesOnly), s (pathleft, pathright)) idents
adamc@403 1066 end)
adamc@403 1067 | AT AT path DOT idents (let
adamc@403 1068 val loc = s (AT1left, identsright)
adamc@403 1069 in
adamc@403 1070 foldl (fn (ident, e) =>
adamc@403 1071 (EField (e, ident), loc))
adamc@403 1072 (EVar (#1 path, #2 path, DontInfer), s (pathleft, pathright)) idents
adamc@200 1073 end)
adamc@71 1074
adamc@360 1075 | XML_BEGIN xml XML_END (let
adamc@360 1076 val loc = s (XML_BEGINleft, XML_ENDright)
adamc@360 1077 in
adamc@360 1078 if XML_BEGIN = "xml" then
adamc@360 1079 ()
adamc@360 1080 else
adamc@360 1081 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@360 1082 xml
adamc@360 1083 end)
adamc@360 1084 | XML_BEGIN XML_END (let
adamc@360 1085 val loc = s (XML_BEGINleft, XML_ENDright)
adamc@360 1086 in
adamc@360 1087 if XML_BEGIN = "xml" then
adamc@360 1088 ()
adamc@360 1089 else
adamc@360 1090 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@403 1091 (EApp ((EVar (["Basis"], "cdata", Infer), loc),
adamc@360 1092 (EPrim (Prim.String ""), loc)),
adamc@360 1093 loc)
adamc@360 1094 end)
adamc@360 1095 | XML_BEGIN_END (let
adamc@360 1096 val loc = s (XML_BEGIN_ENDleft, XML_BEGIN_ENDright)
adamc@360 1097 in
adamc@360 1098 if XML_BEGIN_END = "xml" then
adamc@360 1099 ()
adamc@360 1100 else
adamc@360 1101 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@403 1102 (EApp ((EVar (["Basis"], "cdata", Infer), loc),
adamc@360 1103 (EPrim (Prim.String ""), loc)),
adamc@360 1104 loc)
adamc@360 1105 end)
adamc@302 1106
adamc@204 1107 | LPAREN query RPAREN (query)
adamc@300 1108 | LPAREN CWHERE sqlexp RPAREN (sqlexp)
adamc@339 1109 | LPAREN SQL sqlexp RPAREN (sqlexp)
adamc@302 1110
adamc@302 1111 | LPAREN INSERT INTO texp LPAREN fields RPAREN VALUES LPAREN sqlexps RPAREN RPAREN
adamc@302 1112 (let
adamc@302 1113 val loc = s (LPAREN1left, RPAREN3right)
adamc@302 1114
adamc@403 1115 val e = (EVar (["Basis"], "insert", Infer), loc)
adamc@302 1116 val e = (EApp (e, texp), loc)
adamc@302 1117 in
adamc@302 1118 if length fields <> length sqlexps then
adamc@302 1119 ErrorMsg.errorAt loc "Length mismatch in INSERT field specification"
adamc@302 1120 else
adamc@302 1121 ();
adamc@302 1122 (EApp (e, (ERecord (ListPair.zip (fields, sqlexps)), loc)), loc)
adamc@302 1123 end)
adamc@310 1124 | LPAREN enterDml UPDATE texp SET fsets CWHERE sqlexp leaveDml RPAREN
adamc@303 1125 (let
adamc@303 1126 val loc = s (LPARENleft, RPARENright)
adamc@303 1127
adamc@403 1128 val e = (EVar (["Basis"], "update", Infer), loc)
adamc@342 1129 val e = (ECApp (e, (CWild (KRecord (KType, loc), loc), loc)), loc)
adamc@632 1130 val e = (EDisjointApp e, loc)
adamc@306 1131 val e = (EApp (e, (ERecord fsets, loc)), loc)
adamc@305 1132 val e = (EApp (e, texp), loc)
adamc@303 1133 in
adamc@303 1134 (EApp (e, sqlexp), loc)
adamc@303 1135 end)
adamc@310 1136 | LPAREN enterDml DELETE FROM texp CWHERE sqlexp leaveDml RPAREN
adamc@304 1137 (let
adamc@304 1138 val loc = s (LPARENleft, RPARENright)
adamc@304 1139
adamc@403 1140 val e = (EVar (["Basis"], "delete", Infer), loc)
adamc@304 1141 val e = (EApp (e, texp), loc)
adamc@304 1142 in
adamc@304 1143 (EApp (e, sqlexp), loc)
adamc@304 1144 end)
adamc@302 1145
adamc@211 1146 | UNDER (EWild, s (UNDERleft, UNDERright))
adamc@91 1147
adamc@446 1148 | LET edecls IN eexp END (ELet (edecls, eexp), s (LETleft, ENDright))
adamc@446 1149
adamc@446 1150 edecls : ([])
adamc@446 1151 | edecl edecls (edecl :: edecls)
adamc@446 1152
adamc@446 1153 edecl : VAL vali ((EDVal vali, s (VALleft, valiright)))
adamc@446 1154 | VAL REC valis ((EDValRec valis, s (VALleft, valisright)))
adamc@446 1155 | FUN valis ((EDValRec valis, s (FUNleft, valisright)))
adamc@446 1156
adamc@310 1157 enterDml : (inDml := true)
adamc@310 1158 leaveDml : (inDml := false)
adamc@310 1159
adamc@403 1160 texp : SYMBOL (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright))
adamc@302 1161 | LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adamc@302 1162
adamc@302 1163 fields : fident ([fident])
adamc@302 1164 | fident COMMA fields (fident :: fields)
adamc@302 1165
adamc@302 1166 sqlexps: sqlexp ([sqlexp])
adamc@302 1167 | sqlexp COMMA sqlexps (sqlexp :: sqlexps)
adamc@302 1168
adamc@303 1169 fsets : fident EQ sqlexp ([(fident, sqlexp)])
adamc@303 1170 | fident EQ sqlexp COMMA fsets ((fident, sqlexp) :: fsets)
adamc@303 1171
adamc@200 1172 idents : ident ([ident])
adamc@200 1173 | ident DOT idents (ident :: idents)
adamc@200 1174
adamc@195 1175 etuple : eexp COMMA eexp ([eexp1, eexp2])
adamc@195 1176 | eexp COMMA etuple (eexp :: etuple)
adamc@195 1177
adamc@170 1178 branch : pat DARROW eexp (pat, eexp)
adamc@170 1179
adamc@170 1180 branchs: ([])
adamc@170 1181 | BAR branch branchs (branch :: branchs)
adamc@170 1182
adamc@170 1183 pat : pterm (pterm)
adamc@170 1184 | cpath pterm (PCon (#1 cpath, #2 cpath, SOME pterm), s (cpathleft, ptermright))
adamc@170 1185
adamc@170 1186 pterm : SYMBOL (PVar SYMBOL, s (SYMBOLleft, SYMBOLright))
adamc@170 1187 | cpath (PCon (#1 cpath, #2 cpath, NONE), s (cpathleft, cpathright))
adamc@170 1188 | UNDER (PWild, s (UNDERleft, UNDERright))
adamc@173 1189 | INT (PPrim (Prim.Int INT), s (INTleft, INTright))
adamc@173 1190 | STRING (PPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@170 1191 | LPAREN pat RPAREN (pat)
adamc@174 1192 | LBRACE RBRACE (PRecord ([], false), s (LBRACEleft, RBRACEright))
adamc@174 1193 | UNIT (PRecord ([], false), s (UNITleft, UNITright))
adamc@174 1194 | LBRACE rpat RBRACE (PRecord rpat, s (LBRACEleft, RBRACEright))
adamc@195 1195 | LPAREN ptuple RPAREN (PRecord (ListUtil.mapi (fn (i, p) => (Int.toString (i + 1), p)) ptuple,
adamc@195 1196 false),
adamc@195 1197 s (LPARENleft, RPARENright))
adamc@174 1198
adamc@175 1199 rpat : CSYMBOL EQ pat ([(CSYMBOL, pat)], false)
adamc@243 1200 | INT EQ pat ([(Int64.toString INT, pat)], false)
adamc@174 1201 | DOTDOTDOT ([], true)
adamc@175 1202 | CSYMBOL EQ pat COMMA rpat ((CSYMBOL, pat) :: #1 rpat, #2 rpat)
adamc@243 1203 | INT EQ pat COMMA rpat ((Int64.toString INT, pat) :: #1 rpat, #2 rpat)
adamc@170 1204
adamc@195 1205 ptuple : pat COMMA pat ([pat1, pat2])
adamc@195 1206 | pat COMMA ptuple (pat :: ptuple)
adamc@195 1207
adamc@12 1208 rexp : ([])
adamc@12 1209 | ident EQ eexp ([(ident, eexp)])
adamc@12 1210 | ident EQ eexp COMMA rexp ((ident, eexp) :: rexp)
adamc@91 1211
adamc@141 1212 xml : xmlOne xml (let
adamc@141 1213 val pos = s (xmlOneleft, xmlright)
adamc@141 1214 in
adamc@720 1215 (EApp ((EApp (
adamc@720 1216 (EVar (["Basis"], "join", Infer), pos),
adamc@720 1217 xmlOne), pos),
adamc@720 1218 xml), pos)
adamc@141 1219 end)
adamc@141 1220 | xmlOne (xmlOne)
adamc@91 1221
adamc@403 1222 xmlOne : NOTAGS (EApp ((EVar (["Basis"], "cdata", Infer), s (NOTAGSleft, NOTAGSright)),
adamc@141 1223 (EPrim (Prim.String NOTAGS), s (NOTAGSleft, NOTAGSright))),
adamc@141 1224 s (NOTAGSleft, NOTAGSright))
adamc@141 1225 | tag DIVIDE GT (let
adamc@141 1226 val pos = s (tagleft, GTright)
adamc@710 1227
adamc@710 1228 val cdata =
adamc@710 1229 if #1 tag = "submit" orelse #1 tag = "dyn" then
adamc@710 1230 let
adamc@710 1231 val e = (EVar (["Basis"], "cdata", DontInfer), pos)
adamc@710 1232 val e = (ECApp (e, (CWild (KWild, pos), pos)), pos)
adamc@710 1233 in
adamc@710 1234 (ECApp (e, (CRecord [], pos)), pos)
adamc@710 1235 end
adamc@710 1236 else
adamc@710 1237 (EVar (["Basis"], "cdata", Infer), pos)
adamc@710 1238
adamc@710 1239 val cdata = (EApp (cdata,
adamc@710 1240 (EPrim (Prim.String ""), pos)),
adamc@710 1241 pos)
adamc@141 1242 in
adamc@710 1243 (EApp (#2 tag, cdata), pos)
adamc@141 1244 end)
adamc@141 1245
adamc@141 1246 | tag GT xml END_TAG (let
adamc@141 1247 val pos = s (tagleft, GTright)
adamc@325 1248 val et = tagIn END_TAG
adamc@141 1249 in
adamc@325 1250 if #1 tag = et then
adamc@361 1251 if et = "form" then
adamc@403 1252 (EApp ((EVar (["Basis"], "form", Infer), pos),
adamc@141 1253 xml), pos)
adamc@141 1254 else
adamc@141 1255 (EApp (#2 tag, xml), pos)
adamc@141 1256 else
adamc@325 1257 (if ErrorMsg.anyErrors () then
adamc@325 1258 ()
adamc@325 1259 else
adamc@325 1260 ErrorMsg.errorAt pos "Begin and end tags don't match.";
adamc@623 1261 (EWild, pos))
adamc@141 1262 end)
adamc@141 1263 | LBRACE eexp RBRACE (eexp)
adamc@391 1264 | LBRACE LBRACK eexp RBRACK RBRACE (let
adamc@391 1265 val loc = s (LBRACEleft, RBRACEright)
adamc@403 1266 val e = (EVar (["Top"], "txt", Infer), loc)
adamc@391 1267 in
adamc@391 1268 (EApp (e, eexp), loc)
adamc@391 1269 end)
adamc@92 1270
adamc@141 1271 tag : tagHead attrs (let
adamc@141 1272 val pos = s (tagHeadleft, attrsright)
adamc@721 1273
adamc@721 1274 val e = (EVar (["Basis"], "tag", Infer), pos)
adamc@721 1275 val eo = case #1 attrs of
adamc@721 1276 NONE => (EVar (["Basis"], "None", Infer), pos)
adamc@721 1277 | SOME e => (EApp ((EVar (["Basis"], "Some", Infer), pos),
adamc@721 1278 e), pos)
adamc@721 1279 val e = (EApp (e, eo), pos)
adamc@721 1280 val e = (EApp (e, (ERecord (#2 attrs), pos)), pos)
adamc@721 1281 val e = (EApp (e, (EApp (#2 tagHead,
adamc@721 1282 (ERecord [], pos)), pos)), pos)
adamc@141 1283 in
adamc@721 1284 (#1 tagHead, e)
adamc@141 1285 end)
adamc@141 1286
adamc@141 1287 tagHead: BEGIN_TAG (let
adamc@325 1288 val bt = tagIn BEGIN_TAG
adamc@141 1289 val pos = s (BEGIN_TAGleft, BEGIN_TAGright)
adamc@141 1290 in
adamc@325 1291 (bt,
adamc@473 1292 (EVar (["Basis"], bt, Infer), pos))
adamc@141 1293 end)
adamc@141 1294 | tagHead LBRACE cexp RBRACE (#1 tagHead, (ECApp (#2 tagHead, cexp), s (tagHeadleft, RBRACEright)))
adamc@92 1295
adamc@721 1296 attrs : (NONE, [])
adamc@721 1297 | attr attrs (let
adamc@721 1298 val loc = s (attrleft, attrsright)
adamc@721 1299 in
adamc@721 1300 case attr of
adamc@721 1301 Class e =>
adamc@721 1302 (case #1 attrs of
adamc@721 1303 NONE => ()
adamc@721 1304 | SOME _ => ErrorMsg.errorAt loc "Multiple classes specified for tag";
adamc@721 1305 (SOME e, #2 attrs))
adamc@721 1306 | Normal xe =>
adamc@721 1307 (#1 attrs, xe :: #2 attrs)
adamc@721 1308 end)
adamc@104 1309
adamc@721 1310 attr : SYMBOL EQ attrv (if SYMBOL = "class" then
adamc@721 1311 Class attrv
adamc@717 1312 else
adamc@724 1313 let
adamc@724 1314 val sym =
adamc@724 1315 case SYMBOL of
adamc@724 1316 "type" => "Typ"
adamc@724 1317 | x => capitalize x
adamc@724 1318 in
adamc@724 1319 Normal ((CName sym, s (SYMBOLleft, SYMBOLright)),
adamc@724 1320 if (sym = "Href" orelse sym = "Src")
adamc@724 1321 andalso (case #1 attrv of
adamc@724 1322 EPrim _ => true
adamc@724 1323 | _ => false) then
adamc@724 1324 let
adamc@724 1325 val loc = s (attrvleft, attrvright)
adamc@724 1326 in
adamc@724 1327 (EApp ((EVar (["Basis"], "bless", Infer), loc),
adamc@724 1328 attrv), loc)
adamc@724 1329 end
adamc@724 1330 else
adamc@724 1331 attrv)
adamc@724 1332 end)
adamc@204 1333
adamc@104 1334 attrv : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@104 1335 | FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adamc@104 1336 | STRING (EPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@110 1337 | LBRACE eexp RBRACE (eexp)
adamc@226 1338
adamc@232 1339 query : query1 obopt lopt ofopt (let
adamc@229 1340 val loc = s (query1left, query1right)
adamc@230 1341
adamc@230 1342 val re = (ERecord [((CName "Rows", loc),
adamc@230 1343 query1),
adamc@230 1344 ((CName "OrderBy", loc),
adamc@231 1345 obopt),
adamc@231 1346 ((CName "Limit", loc),
adamc@232 1347 lopt),
adamc@232 1348 ((CName "Offset", loc),
adamc@232 1349 ofopt)], loc)
adamc@229 1350 in
adamc@403 1351 (EApp ((EVar (["Basis"], "sql_query", Infer), loc), re), loc)
adamc@229 1352 end)
adamc@204 1353
adamc@227 1354 query1 : SELECT select FROM tables wopt gopt hopt
adamc@209 1355 (let
adamc@204 1356 val loc = s (SELECTleft, tablesright)
adamc@207 1357
adamc@233 1358 val (sel, exps) =
adamc@207 1359 case select of
adamc@748 1360 Star => (map (fn nm =>
adamc@233 1361 (nm, (CTuple [(CWild (KRecord (KType, loc), loc),
adamc@233 1362 loc),
adamc@233 1363 (CRecord [], loc)],
adamc@748 1364 loc))) (#1 tables),
adamc@233 1365 [])
adamc@207 1366 | Items sis =>
adamc@207 1367 let
adamc@748 1368 val tabs = map (fn nm => (nm, (CRecord [], loc))) (#1 tables)
adamc@233 1369 val (tabs, exps) = foldl (amend_select loc) (tabs, []) sis
adamc@207 1370 in
adamc@233 1371 (map (fn (nm, c) => (nm,
adamc@233 1372 (CTuple [c,
adamc@233 1373 (CWild (KRecord (KType, loc), loc),
adamc@233 1374 loc)], loc))) tabs,
adamc@233 1375 exps)
adamc@207 1376 end
adamc@207 1377
adamc@207 1378 val sel = (CRecord sel, loc)
adamc@207 1379
adamc@226 1380 val grp = case gopt of
adamc@403 1381 NONE => (ECApp ((EVar (["Basis"], "sql_subset_all",
adamc@403 1382 Infer), loc),
adamc@226 1383 (CWild (KRecord (KRecord (KType, loc), loc),
adamc@226 1384 loc), loc)), loc)
adamc@226 1385 | SOME gis =>
adamc@226 1386 let
adamc@748 1387 val tabs = map (fn nm =>
adamc@748 1388 (nm, (CRecord [], loc))) (#1 tables)
adamc@226 1389 val tabs = foldl (amend_group loc) tabs gis
adamc@226 1390
adamc@226 1391 val tabs = map (fn (nm, c) =>
adamc@226 1392 (nm,
adamc@226 1393 (CTuple [c,
adamc@226 1394 (CWild (KRecord (KType, loc),
adamc@226 1395 loc),
adamc@226 1396 loc)], loc))) tabs
adamc@226 1397 in
adamc@403 1398 (ECApp ((EVar (["Basis"], "sql_subset", Infer), loc),
adamc@226 1399 (CRecord tabs, loc)), loc)
adamc@226 1400 end
adamc@226 1401
adamc@403 1402 val e = (EVar (["Basis"], "sql_query1", Infer), loc)
adamc@209 1403 val re = (ERecord [((CName "From", loc),
adamc@748 1404 #2 tables),
adamc@209 1405 ((CName "Where", loc),
adamc@223 1406 wopt),
adamc@224 1407 ((CName "GroupBy", loc),
adamc@226 1408 grp),
adamc@224 1409 ((CName "Having", loc),
adamc@224 1410 hopt),
adamc@223 1411 ((CName "SelectFields", loc),
adamc@403 1412 (ECApp ((EVar (["Basis"], "sql_subset", Infer), loc),
adamc@233 1413 sel), loc)),
adamc@233 1414 ((CName "SelectExps", loc),
adamc@233 1415 (ERecord exps, loc))], loc)
adamc@223 1416
adamc@209 1417 val e = (EApp (e, re), loc)
adamc@204 1418 in
adamc@207 1419 e
adamc@204 1420 end)
adamc@229 1421 | query1 UNION query1 (sql_relop ("union", query11, query12, s (query11left, query12right)))
adamc@229 1422 | query1 INTERSECT query1 (sql_relop ("intersect", query11, query12, s (query11left, query12right)))
adamc@229 1423 | query1 EXCEPT query1 (sql_relop ("except", query11, query12, s (query11left, query12right)))
adamc@204 1424
adamc@748 1425 tables : table' ([#1 table'], #2 table')
adamc@748 1426 | table' COMMA tables (let
adamc@748 1427 val loc = s (table'left, tablesright)
adamc@748 1428
adamc@748 1429 val e = (EVar (["Basis"], "sql_from_comma", Infer), loc)
adamc@748 1430 val e = (EApp (e, #2 table'), loc)
adamc@748 1431 in
adamc@748 1432 (#1 table' :: #1 tables,
adamc@748 1433 (EApp (e, #2 tables), loc))
adamc@748 1434 end)
adamc@204 1435
adamc@204 1436 tname : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@204 1437 | LBRACE cexp RBRACE (cexp)
adamc@204 1438
adamc@243 1439 table : SYMBOL ((CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright)),
adamc@403 1440 (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright)))
adamc@403 1441 | SYMBOL AS tname (tname, (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright)))
adamc@221 1442 | LBRACE LBRACE eexp RBRACE RBRACE AS tname (tname, eexp)
adamc@207 1443
adamc@748 1444 table' : table (let
adamc@748 1445 val loc = s (tableleft, tableright)
adamc@748 1446 val e = (EVar (["Basis"], "sql_from_table", Infer), loc)
adamc@748 1447 val e = (ECApp (e, #1 table), loc)
adamc@748 1448 in
adamc@748 1449 (#1 table, (EApp (e, #2 table), loc))
adamc@748 1450 end)
adamc@748 1451
adamc@243 1452 tident : SYMBOL (CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@207 1453 | CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@221 1454 | LBRACE LBRACE cexp RBRACE RBRACE (cexp)
adamc@207 1455
adamc@207 1456 fident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@207 1457 | LBRACE cexp RBRACE (cexp)
adamc@207 1458
adamc@207 1459 seli : tident DOT fident (Field (tident, fident))
adamc@233 1460 | sqlexp AS fident (Exp (fident, sqlexp))
adamc@341 1461 | tident DOT LBRACE LBRACE cexp RBRACE RBRACE (Fields (tident, cexp))
adamc@207 1462
adamc@207 1463 selis : seli ([seli])
adamc@207 1464 | seli COMMA selis (seli :: selis)
adamc@207 1465
adamc@207 1466 select : STAR (Star)
adamc@207 1467 | selis (Items selis)
adamc@209 1468
adamc@403 1469 sqlexp : TRUE (sql_inject (EVar (["Basis"], "True", Infer),
adamc@209 1470 s (TRUEleft, TRUEright)))
adamc@403 1471 | FALSE (sql_inject (EVar (["Basis"], "False", Infer),
adamc@209 1472 s (FALSEleft, FALSEright)))
adamc@209 1473
adamc@222 1474 | INT (sql_inject (EPrim (Prim.Int INT),
adamc@222 1475 s (INTleft, INTright)))
adamc@222 1476 | FLOAT (sql_inject (EPrim (Prim.Float FLOAT),
adamc@222 1477 s (FLOATleft, FLOATright)))
adamc@229 1478 | STRING (sql_inject (EPrim (Prim.String STRING),
adamc@229 1479 s (STRINGleft, STRINGright)))
adamc@441 1480 | CURRENT_TIMESTAMP (sql_nfunc ("current_timestamp",
adamc@441 1481 s (CURRENT_TIMESTAMPleft, CURRENT_TIMESTAMPright)))
adamc@222 1482
adamc@221 1483 | tident DOT fident (let
adamc@221 1484 val loc = s (tidentleft, fidentright)
adamc@403 1485 val e = (EVar (["Basis"], "sql_field", Infer), loc)
adamc@221 1486 val e = (ECApp (e, tident), loc)
adamc@221 1487 in
adamc@221 1488 (ECApp (e, fident), loc)
adamc@221 1489 end)
adamc@234 1490 | CSYMBOL (let
adamc@234 1491 val loc = s (CSYMBOLleft, CSYMBOLright)
adamc@310 1492 in
adamc@310 1493 if !inDml then
adamc@310 1494 let
adamc@403 1495 val e = (EVar (["Basis"], "sql_field", Infer), loc)
adamc@310 1496 val e = (ECApp (e, (CName "T", loc)), loc)
adamc@310 1497 in
adamc@310 1498 (ECApp (e, (CName CSYMBOL, loc)), loc)
adamc@310 1499 end
adamc@310 1500 else
adamc@310 1501 let
adamc@403 1502 val e = (EVar (["Basis"], "sql_exp", Infer), loc)
adamc@310 1503 in
adamc@310 1504 (ECApp (e, (CName CSYMBOL, loc)), loc)
adamc@310 1505 end
adamc@310 1506 end)
adamc@221 1507
adamc@471 1508 | LBRACE eexp RBRACE (eexp)
adamc@470 1509
adamc@559 1510 | sqlexp EQ sqlexp (sql_binary ("eq", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1511 | sqlexp NE sqlexp (sql_binary ("ne", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1512 | sqlexp LT sqlexp (sql_binary ("lt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1513 | sqlexp LE sqlexp (sql_binary ("le", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1514 | sqlexp GT sqlexp (sql_binary ("gt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1515 | sqlexp GE sqlexp (sql_binary ("ge", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1516
adamc@559 1517 | sqlexp PLUS sqlexp (sql_binary ("plus", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1518 | sqlexp MINUS sqlexp (sql_binary ("minus", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1519 | sqlexp STAR sqlexp (sql_binary ("times", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1520 | sqlexp DIVIDE sqlexp (sql_binary ("div", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1521 | sqlexp MOD sqlexp (sql_binary ("mod", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@219 1522
adamc@220 1523 | sqlexp CAND sqlexp (sql_binary ("and", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@220 1524 | sqlexp OR sqlexp (sql_binary ("or", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 1525
adamc@220 1526 | NOT sqlexp (sql_unary ("not", sqlexp, s (NOTleft, sqlexpright)))
adamc@559 1527 | MINUS sqlexp (sql_unary ("neg", sqlexp, s (MINUSleft, sqlexpright)))
adamc@220 1528
adamc@470 1529 | sqlexp IS NULL (let
adamc@470 1530 val loc = s (sqlexpleft, NULLright)
adamc@470 1531 in
adamc@470 1532 (EApp ((EVar (["Basis"], "sql_is_null", Infer), loc),
adamc@470 1533 sqlexp), loc)
adamc@470 1534 end)
adamc@470 1535
adamc@471 1536 | LBRACE LBRACK eexp RBRACK RBRACE (sql_inject (#1 eexp,
adamc@471 1537 s (LBRACEleft, RBRACEright)))
adamc@220 1538 | LPAREN sqlexp RPAREN (sqlexp)
adamc@210 1539
adamc@467 1540 | NULL (sql_inject ((EVar (["Basis"], "None", Infer),
adamc@467 1541 s (NULLleft, NULLright))))
adamc@467 1542
adamc@235 1543 | COUNT LPAREN STAR RPAREN (let
adamc@235 1544 val loc = s (COUNTleft, RPARENright)
adamc@235 1545 in
adamc@544 1546 (EVar (["Basis"], "sql_count", Infer), loc)
adamc@235 1547 end)
adamc@236 1548 | sqlagg LPAREN sqlexp RPAREN (let
adamc@236 1549 val loc = s (sqlaggleft, RPARENright)
adamc@236 1550
adamc@403 1551 val e = (EVar (["Basis"], "sql_" ^ sqlagg, Infer), loc)
adamc@403 1552 val e = (EApp ((EVar (["Basis"], "sql_aggregate", Infer), loc),
adamc@236 1553 e), loc)
adamc@236 1554 in
adamc@236 1555 (EApp (e, sqlexp), loc)
adamc@236 1556 end)
adamc@746 1557 | fname LPAREN sqlexp RPAREN (let
adamc@746 1558 val loc = s (fnameleft, RPARENright)
adamc@746 1559
adamc@746 1560 val e = (EVar (["Basis"], "sql_ufunc", Infer), loc)
adamc@746 1561 val e = (EApp (e, fname), loc)
adamc@746 1562 in
adamc@746 1563 (EApp (e, sqlexp), loc)
adamc@746 1564 end)
adamc@746 1565
adamc@746 1566 fname : SYMBOL (EVar (["Basis"], "sql_" ^ SYMBOL, Infer), s (SYMBOLleft, SYMBOLright))
adamc@746 1567 | LBRACE eexp RBRACE (eexp)
adamc@235 1568
adamc@403 1569 wopt : (sql_inject (EVar (["Basis"], "True", Infer),
adamc@230 1570 dummy))
adamc@209 1571 | CWHERE sqlexp (sqlexp)
adamc@226 1572
adamc@226 1573 groupi : tident DOT fident (GField (tident, fident))
adamc@226 1574
adamc@226 1575 groupis: groupi ([groupi])
adamc@226 1576 | groupi COMMA groupis (groupi :: groupis)
adamc@226 1577
adamc@226 1578 gopt : (NONE)
adamc@226 1579 | GROUP BY groupis (SOME groupis)
adamc@227 1580
adamc@403 1581 hopt : (sql_inject (EVar (["Basis"], "True", Infer),
adamc@230 1582 dummy))
adamc@227 1583 | HAVING sqlexp (sqlexp)
adamc@230 1584
adamc@403 1585 obopt : (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), dummy),
adamc@234 1586 (CWild (KRecord (KType, dummy), dummy), dummy)),
adamc@230 1587 dummy)
adamc@230 1588 | ORDER BY obexps (obexps)
adamc@230 1589
adamc@268 1590 obitem : sqlexp diropt (sqlexp, diropt)
adamc@268 1591
adamc@268 1592 obexps : obitem (let
adamc@268 1593 val loc = s (obitemleft, obitemright)
adamc@230 1594
adamc@403 1595 val e' = (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), loc),
adamc@234 1596 (CWild (KRecord (KType, loc), loc), loc)),
adamc@230 1597 loc)
adamc@403 1598 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons", Infer), loc),
adamc@268 1599 #1 obitem), loc)
adamc@268 1600 val e = (EApp (e, #2 obitem), loc)
adamc@230 1601 in
adamc@230 1602 (EApp (e, e'), loc)
adamc@230 1603 end)
adamc@268 1604 | obitem COMMA obexps (let
adamc@268 1605 val loc = s (obitemleft, obexpsright)
adamc@230 1606
adamc@403 1607 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons", Infer), loc),
adamc@268 1608 #1 obitem), loc)
adamc@268 1609 val e = (EApp (e, #2 obitem), loc)
adamc@230 1610 in
adamc@230 1611 (EApp (e, obexps), loc)
adamc@230 1612 end)
adamc@231 1613
adamc@403 1614 diropt : (EVar (["Basis"], "sql_asc", Infer), dummy)
adamc@403 1615 | ASC (EVar (["Basis"], "sql_asc", Infer), s (ASCleft, ASCright))
adamc@403 1616 | DESC (EVar (["Basis"], "sql_desc", Infer), s (DESCleft, DESCright))
adamc@268 1617
adamc@403 1618 lopt : (EVar (["Basis"], "sql_no_limit", Infer), dummy)
adamc@403 1619 | LIMIT ALL (EVar (["Basis"], "sql_no_limit", Infer), dummy)
adamc@231 1620 | LIMIT sqlint (let
adamc@231 1621 val loc = s (LIMITleft, sqlintright)
adamc@231 1622 in
adamc@403 1623 (EApp ((EVar (["Basis"], "sql_limit", Infer), loc), sqlint), loc)
adamc@231 1624 end)
adamc@231 1625
adamc@403 1626 ofopt : (EVar (["Basis"], "sql_no_offset", Infer), dummy)
adamc@232 1627 | OFFSET sqlint (let
adamc@232 1628 val loc = s (OFFSETleft, sqlintright)
adamc@232 1629 in
adamc@403 1630 (EApp ((EVar (["Basis"], "sql_offset", Infer), loc), sqlint), loc)
adamc@232 1631 end)
adamc@232 1632
adamc@231 1633 sqlint : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@231 1634 | LBRACE eexp RBRACE (eexp)
adamc@236 1635
adamc@236 1636 sqlagg : AVG ("avg")
adamc@236 1637 | SUM ("sum")
adamc@236 1638 | MIN ("min")
adamc@236 1639 | MAX ("max")