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annotate src/urweb.grm @ 459:f542bc3133dc

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author Adam Chlipala <adamc@hcoop.net>
date Thu, 06 Nov 2008 10:29:55 -0500
parents 86c063fedc4d
children d34834af4512
rev   line source
adamc@1 1 (* Copyright (c) 2008, 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@219 122 fun sql_compare (oper, sqlexp1, sqlexp2, loc) =
adamc@219 123 let
adamc@403 124 val e = (EVar (["Basis"], "sql_comparison", Infer), loc)
adamc@403 125 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@219 126 val e = (EApp (e, sqlexp1), loc)
adamc@219 127 in
adamc@234 128 (EApp (e, sqlexp2), loc)
adamc@220 129 end
adamc@220 130
adamc@220 131 fun sql_binary (oper, sqlexp1, sqlexp2, loc) =
adamc@220 132 let
adamc@403 133 val e = (EVar (["Basis"], "sql_binary", Infer), loc)
adamc@403 134 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@220 135 val e = (EApp (e, sqlexp1), loc)
adamc@220 136 in
adamc@220 137 (EApp (e, sqlexp2), loc)
adamc@220 138 end
adamc@220 139
adamc@220 140 fun sql_unary (oper, sqlexp, loc) =
adamc@220 141 let
adamc@403 142 val e = (EVar (["Basis"], "sql_unary", Infer), loc)
adamc@403 143 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@220 144 in
adamc@220 145 (EApp (e, sqlexp), loc)
adamc@219 146 end
adamc@219 147
adamc@229 148 fun sql_relop (oper, sqlexp1, sqlexp2, loc) =
adamc@229 149 let
adamc@403 150 val e = (EVar (["Basis"], "sql_relop", Infer), loc)
adamc@403 151 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@229 152 val e = (EApp (e, sqlexp1), loc)
adamc@229 153 in
adamc@229 154 (EApp (e, sqlexp2), loc)
adamc@229 155 end
adamc@229 156
adamc@441 157 fun sql_nfunc (oper, loc) =
adamc@441 158 let
adamc@441 159 val e = (EVar (["Basis"], "sql_nfunc", Infer), loc)
adamc@441 160 in
adamc@441 161 (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@441 162 end
adamc@441 163
adamc@389 164 fun native_unop (oper, e1, loc) =
adamc@389 165 let
adamc@403 166 val e = (EVar (["Basis"], oper, Infer), loc)
adamc@389 167 in
adamc@389 168 (EApp (e, e1), loc)
adamc@389 169 end
adamc@389 170
adamc@256 171 fun native_op (oper, e1, e2, loc) =
adamc@256 172 let
adamc@403 173 val e = (EVar (["Basis"], oper, Infer), loc)
adamc@256 174 val e = (EApp (e, e1), loc)
adamc@256 175 in
adamc@256 176 (EApp (e, e2), loc)
adamc@256 177 end
adamc@256 178
adamc@310 179 val inDml = ref false
adamc@310 180
adamc@325 181 fun tagIn bt =
adamc@325 182 case bt of
adamc@325 183 "table" => "tabl"
adamc@325 184 | _ => bt
adamc@325 185
adamc@1 186 %%
adamc@244 187 %header (functor UrwebLrValsFn(structure Token : TOKEN))
adamc@1 188
adamc@1 189 %term
adamc@1 190 EOF
adamc@14 191 | STRING of string | INT of Int64.int | FLOAT of Real64.real
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@242 196 | CON | LTYPE | VAL | REC | AND | FUN | FOLD | UNIT | KUNIT | CLASS
adamc@156 197 | DATATYPE | OF
adamc@7 198 | TYPE | NAME
adamc@243 199 | ARROW | LARROW | DARROW | STAR | SEMI
adamc@149 200 | FN | PLUSPLUS | MINUSMINUS | DOLLAR | TWIDDLE
adamc@446 201 | LET | IN
adamc@445 202 | STRUCTURE | SIGNATURE | STRUCT | SIG | END | FUNCTOR | WHERE | EXTERN | SQL
adamc@338 203 | INCLUDE | OPEN | CONSTRAINT | CONSTRAINTS | EXPORT | TABLE | SEQUENCE
adamc@459 204 | COOKIE
adamc@190 205 | CASE | IF | THEN | ELSE
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@302 217 | INSERT | INTO | VALUES | UPDATE | SET | DELETE
adamc@441 218 | CURRENT_TIMESTAMP
adamc@219 219 | NE | LT | LE | GT | GE
adamc@204 220
adamc@30 221 %nonterm
adamc@1 222 file of decl list
adamc@1 223 | decls of decl list
adamc@325 224 | decl of decl list
adamc@123 225 | vali of string * con option * exp
adamc@123 226 | valis of (string * con option * exp) list
adamc@242 227 | copt of con option
adamc@1 228
adamc@191 229 | dargs of string list
adamc@156 230 | barOpt of unit
adamc@156 231 | dcons of (string * con option) list
adamc@156 232 | dcon of string * con option
adamc@156 233
adamc@30 234 | sgn of sgn
adamc@42 235 | sgntm of sgn
adamc@30 236 | sgi of sgn_item
adamc@30 237 | sgis of sgn_item list
adamc@30 238
adamc@30 239 | str of str
adamc@30 240
adamc@1 241 | kind of kind
adamc@207 242 | ktuple of kind list
adamc@1 243 | kcolon of explicitness
adamc@240 244 | kopt of kind option
adamc@1 245
adamc@34 246 | path of string list * string
adamc@156 247 | cpath of string list * string
adamc@34 248 | spath of str
adamc@59 249 | mpath of string list
adamc@34 250
adamc@1 251 | cexp of con
adamc@1 252 | capps of con
adamc@1 253 | cterm of con
adamc@195 254 | ctuple of con list
adamc@207 255 | ctuplev of con list
adamc@1 256 | ident of con
adamc@200 257 | idents of con list
adamc@1 258 | rcon of (con * con) list
adamc@83 259 | rconn of (con * con) list
adamc@1 260 | rcone of (con * con) list
adamc@239 261 | cargs of con * kind -> con * kind
adamc@239 262 | cargl of con * kind -> con * kind
adamc@240 263 | cargl2 of con * kind -> con * kind
adamc@239 264 | carg of con * kind -> con * kind
adamc@239 265 | cargp of con * kind -> con * kind
adamc@1 266
adamc@8 267 | eexp of exp
adamc@8 268 | eapps of exp
adamc@8 269 | eterm of exp
adamc@195 270 | etuple of exp list
adamc@12 271 | rexp of (con * exp) list
adamc@91 272 | xml of exp
adamc@91 273 | xmlOne of exp
adamc@141 274 | tag of string * exp
adamc@141 275 | tagHead of string * exp
adamc@434 276 | bind of string * con option * exp
adamc@446 277 | edecl of edecl
adamc@446 278 | edecls of edecl list
adamc@8 279
adamc@241 280 | earg of exp * con -> exp * con
adamc@241 281 | eargp of exp * con -> exp * con
adamc@241 282 | eargs of exp * con -> exp * con
adamc@241 283 | eargl of exp * con -> exp * con
adamc@242 284 | eargl2 of exp * con -> exp * con
adamc@241 285
adamc@170 286 | branch of pat * exp
adamc@170 287 | branchs of (pat * exp) list
adamc@170 288 | pat of pat
adamc@170 289 | pterm of pat
adamc@174 290 | rpat of (string * pat) list * bool
adamc@195 291 | ptuple of pat list
adamc@170 292
adamc@104 293 | attrs of (con * exp) list
adamc@104 294 | attr of con * exp
adamc@104 295 | attrv of exp
adamc@104 296
adamc@204 297 | query of exp
adamc@226 298 | query1 of exp
adamc@204 299 | tables of (con * exp) list
adamc@204 300 | tname of con
adamc@204 301 | table of con * exp
adamc@207 302 | tident of con
adamc@207 303 | fident of con
adamc@207 304 | seli of select_item
adamc@207 305 | selis of select_item list
adamc@207 306 | select of select
adamc@209 307 | sqlexp of exp
adamc@209 308 | wopt of exp
adamc@226 309 | groupi of group_item
adamc@226 310 | groupis of group_item list
adamc@226 311 | gopt of group_item list option
adamc@227 312 | hopt of exp
adamc@230 313 | obopt of exp
adamc@268 314 | obitem of exp * exp
adamc@230 315 | obexps of exp
adamc@268 316 | diropt of exp
adamc@231 317 | lopt of exp
adamc@232 318 | ofopt of exp
adamc@231 319 | sqlint of exp
adamc@236 320 | sqlagg of string
adamc@207 321
adamc@302 322 | texp of exp
adamc@302 323 | fields of con list
adamc@302 324 | sqlexps of exp list
adamc@303 325 | fsets of (con * exp) list
adamc@310 326 | enterDml of unit
adamc@310 327 | leaveDml of unit
adamc@302 328
adamc@204 329
adamc@1 330 %verbose (* print summary of errors *)
adamc@1 331 %pos int (* positions *)
adamc@1 332 %start file
adamc@1 333 %pure
adamc@1 334 %eop EOF
adamc@1 335 %noshift EOF
adamc@1 336
adamc@244 337 %name Urweb
adamc@1 338
adamc@243 339 %right SEMI
adamc@243 340 %nonassoc LARROW
adamc@195 341 %nonassoc IF THEN ELSE
adamc@1 342 %nonassoc DARROW
adamc@1 343 %nonassoc COLON
adamc@6 344 %nonassoc DCOLON TCOLON
adamc@229 345 %left UNION INTERSECT EXCEPT
adamc@1 346 %right COMMA
adamc@220 347 %right OR
adamc@220 348 %right CAND
adamc@219 349 %nonassoc EQ NE LT LE GT GE
adamc@243 350 %right ARROW
adamc@149 351 %right PLUSPLUS MINUSMINUS
adamc@389 352 %left PLUS MINUS
adamc@389 353 %left STAR DIVIDE MOD
adamc@220 354 %left NOT
adamc@84 355 %nonassoc TWIDDLE
adamc@1 356 %nonassoc DOLLAR
adamc@1 357 %left DOT
adamc@221 358 %nonassoc LBRACE RBRACE
adamc@1 359
adamc@1 360 %%
adamc@1 361
adamc@1 362 file : decls (decls)
adamc@54 363 | SIG sgis ([(DSgn ("?", (SgnConst sgis, s (SIGleft, sgisright))),
adamc@54 364 s (SIGleft, sgisright))])
adamc@1 365
adamc@1 366 decls : ([])
adamc@325 367 | decl decls (decl @ decls)
adamc@1 368
adamc@240 369 decl : CON SYMBOL cargl2 kopt EQ cexp (let
adamc@240 370 val loc = s (CONleft, cexpright)
adamc@240 371
adamc@240 372 val k = Option.getOpt (kopt, (KWild, loc))
adamc@240 373 val (c, k) = cargl2 (cexp, k)
adamc@240 374 in
adamc@325 375 [(DCon (SYMBOL, SOME k, c), loc)]
adamc@240 376 end)
adamc@325 377 | LTYPE SYMBOL EQ cexp ([(DCon (SYMBOL, SOME (KType, s (LTYPEleft, cexpright)), cexp),
adamc@325 378 s (LTYPEleft, cexpright))])
adamc@325 379 | DATATYPE SYMBOL dargs EQ barOpt dcons([(DDatatype (SYMBOL, dargs, dcons), s (DATATYPEleft, dconsright))])
adamc@191 380 | DATATYPE SYMBOL dargs EQ DATATYPE CSYMBOL DOT path
adamc@191 381 (case dargs of
adamc@325 382 [] => [(DDatatypeImp (SYMBOL, CSYMBOL :: #1 path, #2 path), s (DATATYPEleft, pathright))]
adamc@191 383 | _ => raise Fail "Arguments specified for imported datatype")
adamc@325 384 | VAL vali ([(DVal vali, s (VALleft, valiright))])
adamc@325 385 | VAL REC valis ([(DValRec valis, s (VALleft, valisright))])
adamc@325 386 | FUN valis ([(DValRec valis, s (FUNleft, valisright))])
adamc@1 387
adamc@325 388 | SIGNATURE CSYMBOL EQ sgn ([(DSgn (CSYMBOL, sgn), s (SIGNATUREleft, sgnright))])
adamc@325 389 | STRUCTURE CSYMBOL EQ str ([(DStr (CSYMBOL, NONE, str), s (STRUCTUREleft, strright))])
adamc@325 390 | STRUCTURE CSYMBOL COLON sgn EQ str ([(DStr (CSYMBOL, SOME sgn, str), s (STRUCTUREleft, strright))])
adamc@42 391 | FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN EQ str
adamc@325 392 ([(DStr (CSYMBOL1, NONE,
adamc@325 393 (StrFun (CSYMBOL2, sgn1, NONE, str), s (FUNCTORleft, strright))),
adamc@325 394 s (FUNCTORleft, strright))])
adamc@42 395 | FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN COLON sgn EQ str
adamc@325 396 ([(DStr (CSYMBOL1, NONE,
adamc@325 397 (StrFun (CSYMBOL2, sgn1, SOME sgn2, str), s (FUNCTORleft, strright))),
adamc@325 398 s (FUNCTORleft, strright))])
adamc@325 399 | EXTERN STRUCTURE CSYMBOL COLON sgn ([(DFfiStr (CSYMBOL, sgn), s (EXTERNleft, sgnright))])
adamc@61 400 | OPEN mpath (case mpath of
adamc@61 401 [] => raise Fail "Impossible mpath parse [1]"
adamc@325 402 | m :: ms => [(DOpen (m, ms), s (OPENleft, mpathright))])
adamc@325 403 | OPEN mpath LPAREN str RPAREN (let
adamc@325 404 val loc = s (OPENleft, RPARENright)
adamc@325 405
adamc@325 406 val m = case mpath of
adamc@325 407 [] => raise Fail "Impossible mpath parse [4]"
adamc@325 408 | m :: ms =>
adamc@325 409 foldl (fn (m, str) => (StrProj (str, m), loc))
adamc@325 410 (StrVar m, loc) ms
adamc@325 411 in
adamc@325 412 [(DStr ("anon", NONE, (StrApp (m, str), loc)), loc),
adamc@325 413 (DOpen ("anon", []), loc)]
adamc@325 414 end)
adamc@88 415 | OPEN CONSTRAINTS mpath (case mpath of
adamc@88 416 [] => raise Fail "Impossible mpath parse [3]"
adamc@325 417 | m :: ms => [(DOpenConstraints (m, ms), s (OPENleft, mpathright))])
adamc@325 418 | CONSTRAINT cterm TWIDDLE cterm ([(DConstraint (cterm1, cterm2), s (CONSTRAINTleft, ctermright))])
adamc@325 419 | EXPORT spath ([(DExport spath, s (EXPORTleft, spathright))])
adamc@325 420 | TABLE SYMBOL COLON cexp ([(DTable (SYMBOL, entable cexp), s (TABLEleft, cexpright))])
adamc@338 421 | SEQUENCE SYMBOL ([(DSequence SYMBOL, s (SEQUENCEleft, SYMBOLright))])
adamc@325 422 | CLASS SYMBOL EQ cexp ([(DClass (SYMBOL, cexp), s (CLASSleft, cexpright))])
adamc@211 423 | CLASS SYMBOL SYMBOL EQ cexp (let
adamc@211 424 val loc = s (CLASSleft, cexpright)
adamc@211 425 val k = (KType, loc)
adamc@211 426 val c = (CAbs (SYMBOL2, SOME k, cexp), loc)
adamc@211 427 in
adamc@325 428 [(DClass (SYMBOL1, c), s (CLASSleft, cexpright))]
adamc@211 429 end)
adamc@459 430 | COOKIE SYMBOL COLON cexp ([(DCookie (SYMBOL, cexp), s (COOKIEleft, cexpright))])
adamc@30 431
adamc@240 432 kopt : (NONE)
adamc@240 433 | DCOLON kind (SOME kind)
adamc@240 434
adamc@191 435 dargs : ([])
adamc@191 436 | SYMBOL dargs (SYMBOL :: dargs)
adamc@191 437
adamc@156 438 barOpt : ()
adamc@156 439 | BAR ()
adamc@156 440
adamc@156 441 dcons : dcon ([dcon])
adamc@156 442 | dcon BAR dcons (dcon :: dcons)
adamc@156 443
adamc@156 444 dcon : CSYMBOL (CSYMBOL, NONE)
adamc@156 445 | CSYMBOL OF cexp (CSYMBOL, SOME cexp)
adamc@156 446
adamc@242 447 vali : SYMBOL eargl2 copt EQ eexp (let
adamc@242 448 val loc = s (SYMBOLleft, eexpright)
adamc@242 449 val t = Option.getOpt (copt, (CWild (KType, loc), loc))
adamc@242 450
adamc@242 451 val (e, t) = eargl2 (eexp, t)
adamc@242 452 in
adamc@242 453 (SYMBOL, SOME t, e)
adamc@242 454 end)
adamc@242 455
adamc@242 456 copt : (NONE)
adamc@242 457 | COLON cexp (SOME cexp)
adamc@123 458
adamc@123 459 valis : vali ([vali])
adamc@123 460 | vali AND valis (vali :: valis)
adamc@123 461
adamc@42 462 sgn : sgntm (sgntm)
adamc@40 463 | FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@40 464 (SgnFun (CSYMBOL, sgn1, sgn2), s (FUNCTORleft, sgn2right))
adamc@30 465
adamc@42 466 sgntm : SIG sgis END (SgnConst sgis, s (SIGleft, ENDright))
adamc@59 467 | mpath (case mpath of
adamc@61 468 [] => raise Fail "Impossible mpath parse [2]"
adamc@59 469 | [x] => SgnVar x
adamc@59 470 | m :: ms => SgnProj (m,
adamc@59 471 List.take (ms, length ms - 1),
adamc@59 472 List.nth (ms, length ms - 1)),
adamc@59 473 s (mpathleft, mpathright))
adamc@42 474 | sgntm WHERE CON SYMBOL EQ cexp (SgnWhere (sgntm, SYMBOL, cexp), s (sgntmleft, cexpright))
adamc@42 475 | sgntm WHERE LTYPE SYMBOL EQ cexp(SgnWhere (sgntm, SYMBOL, cexp), s (sgntmleft, cexpright))
adamc@42 476 | LPAREN sgn RPAREN (sgn)
adamc@42 477
adamc@30 478 sgi : CON SYMBOL DCOLON kind (SgiConAbs (SYMBOL, kind), s (CONleft, kindright))
adamc@30 479 | LTYPE SYMBOL (SgiConAbs (SYMBOL, (KType, s (LTYPEleft, SYMBOLright))),
adamc@30 480 s (LTYPEleft, SYMBOLright))
adamc@30 481 | CON SYMBOL EQ cexp (SgiCon (SYMBOL, NONE, cexp), s (CONleft, cexpright))
adamc@30 482 | CON SYMBOL DCOLON kind EQ cexp (SgiCon (SYMBOL, SOME kind, cexp), s (CONleft, cexpright))
adamc@30 483 | LTYPE SYMBOL EQ cexp (SgiCon (SYMBOL, SOME (KType, s (LTYPEleft, cexpright)), cexp),
adamc@30 484 s (LTYPEleft, cexpright))
adamc@191 485 | DATATYPE SYMBOL dargs EQ barOpt dcons(SgiDatatype (SYMBOL, dargs, dcons), s (DATATYPEleft, dconsright))
adamc@191 486 | DATATYPE SYMBOL dargs EQ DATATYPE CSYMBOL DOT path
adamc@191 487 (case dargs of
adamc@191 488 [] => (SgiDatatypeImp (SYMBOL, CSYMBOL :: #1 path, #2 path), s (DATATYPEleft, pathright))
adamc@191 489 | _ => raise Fail "Arguments specified for imported datatype")
adamc@30 490 | VAL SYMBOL COLON cexp (SgiVal (SYMBOL, cexp), s (VALleft, cexpright))
adamc@30 491
adamc@30 492 | STRUCTURE CSYMBOL COLON sgn (SgiStr (CSYMBOL, sgn), s (STRUCTUREleft, sgnright))
adamc@59 493 | SIGNATURE CSYMBOL EQ sgn (SgiSgn (CSYMBOL, sgn), s (SIGNATUREleft, sgnright))
adamc@42 494 | FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@42 495 (SgiStr (CSYMBOL1,
adamc@42 496 (SgnFun (CSYMBOL2, sgn1, sgn2), s (FUNCTORleft, sgn2right))),
adamc@42 497 s (FUNCTORleft, sgn2right))
adamc@58 498 | INCLUDE sgn (SgiInclude sgn, s (INCLUDEleft, sgnright))
adamc@88 499 | CONSTRAINT cterm TWIDDLE cterm (SgiConstraint (cterm1, cterm2), s (CONSTRAINTleft, ctermright))
adamc@203 500 | TABLE SYMBOL COLON cexp (SgiTable (SYMBOL, entable cexp), s (TABLEleft, cexpright))
adamc@338 501 | SEQUENCE SYMBOL (SgiSequence SYMBOL, s (SEQUENCEleft, SYMBOLright))
adamc@211 502 | CLASS SYMBOL (SgiClassAbs SYMBOL, s (CLASSleft, SYMBOLright))
adamc@211 503 | CLASS SYMBOL EQ cexp (SgiClass (SYMBOL, cexp), s (CLASSleft, cexpright))
adamc@211 504 | CLASS SYMBOL SYMBOL EQ cexp (let
adamc@211 505 val loc = s (CLASSleft, cexpright)
adamc@211 506 val k = (KType, loc)
adamc@211 507 val c = (CAbs (SYMBOL2, SOME k, cexp), loc)
adamc@211 508 in
adamc@211 509 (SgiClass (SYMBOL1, c), s (CLASSleft, cexpright))
adamc@211 510 end)
adamc@459 511 | COOKIE SYMBOL COLON cexp (SgiCookie (SYMBOL, cexp), s (COOKIEleft, cexpright))
adamc@30 512
adamc@30 513 sgis : ([])
adamc@30 514 | sgi sgis (sgi :: sgis)
adamc@30 515
adamc@30 516 str : STRUCT decls END (StrConst decls, s (STRUCTleft, ENDright))
adamc@34 517 | spath (spath)
adamc@40 518 | FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN DARROW str
adamc@40 519 (StrFun (CSYMBOL, sgn, NONE, str), s (FUNCTORleft, strright))
adamc@40 520 | FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn DARROW str
adamc@40 521 (StrFun (CSYMBOL, sgn1, SOME sgn2, str), s (FUNCTORleft, strright))
adamc@44 522 | spath LPAREN str RPAREN (StrApp (spath, str), s (spathleft, RPARENright))
adamc@34 523
adamc@34 524 spath : CSYMBOL (StrVar CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@34 525 | spath DOT CSYMBOL (StrProj (spath, CSYMBOL), s (spathleft, CSYMBOLright))
adamc@30 526
adamc@1 527 kind : TYPE (KType, s (TYPEleft, TYPEright))
adamc@1 528 | NAME (KName, s (NAMEleft, NAMEright))
adamc@1 529 | LBRACE kind RBRACE (KRecord kind, s (LBRACEleft, RBRACEright))
adamc@1 530 | kind ARROW kind (KArrow (kind1, kind2), s (kind1left, kind2right))
adamc@1 531 | LPAREN kind RPAREN (#1 kind, s (LPARENleft, RPARENright))
adamc@82 532 | KUNIT (KUnit, s (KUNITleft, KUNITright))
adamc@18 533 | UNDERUNDER (KWild, s (UNDERUNDERleft, UNDERUNDERright))
adamc@207 534 | LPAREN ktuple RPAREN (KTuple ktuple, s (LPARENleft, RPARENright))
adamc@207 535
adamc@207 536 ktuple : kind STAR kind ([kind1, kind2])
adamc@207 537 | kind STAR ktuple (kind :: ktuple)
adamc@1 538
adamc@1 539 capps : cterm (cterm)
adamc@1 540 | capps cterm (CApp (capps, cterm), s (cappsleft, ctermright))
adamc@1 541
adamc@1 542 cexp : capps (capps)
adamc@1 543 | cexp ARROW cexp (TFun (cexp1, cexp2), s (cexp1left, cexp2right))
adamc@15 544 | SYMBOL kcolon kind ARROW cexp (TCFun (kcolon, SYMBOL, kind, cexp), s (SYMBOLleft, cexpright))
adamc@1 545
adamc@1 546 | cexp PLUSPLUS cexp (CConcat (cexp1, cexp2), s (cexp1left, cexp1right))
adamc@1 547
adamc@239 548 | FN cargs DARROW cexp (#1 (cargs (cexp, (KWild, s (FNleft, cexpright)))))
adamc@1 549
adamc@8 550 | LPAREN cexp RPAREN DCOLON kind (CAnnot (cexp, kind), s (LPARENleft, kindright))
adamc@6 551
adamc@18 552 | UNDER DCOLON kind (CWild kind, s (UNDERleft, UNDERright))
adamc@195 553 | ctuple (let
adamc@195 554 val loc = s (ctupleleft, ctupleright)
adamc@195 555 in
adamc@195 556 (TRecord (CRecord (ListUtil.mapi (fn (i, c) =>
adamc@195 557 ((CName (Int.toString (i + 1)), loc),
adamc@195 558 c)) ctuple),
adamc@195 559 loc), loc)
adamc@195 560 end)
adamc@18 561
adamc@1 562 kcolon : DCOLON (Explicit)
adamc@1 563 | TCOLON (Implicit)
adamc@1 564
adamc@239 565 cargs : carg (carg)
adamc@239 566 | cargl (cargl)
adamc@239 567
adamc@239 568 cargl : cargp cargp (cargp1 o cargp2)
adamc@239 569 | cargp cargl (cargp o cargl)
adamc@239 570
adamc@240 571 cargl2 : (fn x => x)
adamc@240 572 | cargp cargl2 (cargp o cargl2)
adamc@240 573
adamc@241 574 carg : SYMBOL DCOLON kind (fn (c, k) =>
adamc@239 575 let
adamc@239 576 val loc = s (SYMBOLleft, kindright)
adamc@239 577 in
adamc@239 578 ((CAbs (SYMBOL, SOME kind, c), loc),
adamc@239 579 (KArrow (kind, k), loc))
adamc@239 580 end)
adamc@329 581 | UNDER DCOLON kind (fn (c, k) =>
adamc@329 582 let
adamc@329 583 val loc = s (UNDERleft, kindright)
adamc@329 584 in
adamc@329 585 ((CAbs ("_", SOME kind, c), loc),
adamc@329 586 (KArrow (kind, k), loc))
adamc@329 587 end)
adamc@241 588 | cargp (cargp)
adamc@239 589
adamc@239 590 cargp : SYMBOL (fn (c, k) =>
adamc@239 591 let
adamc@239 592 val loc = s (SYMBOLleft, SYMBOLright)
adamc@239 593 in
adamc@239 594 ((CAbs (SYMBOL, NONE, c), loc),
adamc@239 595 (KArrow ((KWild, loc), k), loc))
adamc@239 596 end)
adamc@329 597 | UNDER (fn (c, k) =>
adamc@329 598 let
adamc@329 599 val loc = s (UNDERleft, UNDERright)
adamc@329 600 in
adamc@329 601 ((CAbs ("_", NONE, c), loc),
adamc@329 602 (KArrow ((KWild, loc), k), loc))
adamc@329 603 end)
adamc@239 604 | LPAREN SYMBOL DCOLON kind RPAREN (fn (c, k) =>
adamc@239 605 let
adamc@239 606 val loc = s (LPARENleft, RPARENright)
adamc@239 607 in
adamc@239 608 ((CAbs (SYMBOL, SOME kind, c), loc),
adamc@239 609 (KArrow (kind, k), loc))
adamc@239 610 end)
adamc@354 611 | LBRACK cterm TWIDDLE cterm RBRACK (fn (c, k) =>
adamc@354 612 let
adamc@354 613 val loc = s (LBRACKleft, RBRACKright)
adamc@354 614 in
adamc@354 615 ((CDisjoint (cterm1, cterm2, c), loc),
adamc@354 616 k)
adamc@354 617 end)
adamc@239 618
adamc@34 619 path : SYMBOL ([], SYMBOL)
adamc@34 620 | CSYMBOL DOT path (let val (ms, x) = path in (CSYMBOL :: ms, x) end)
adamc@34 621
adamc@156 622 cpath : CSYMBOL ([], CSYMBOL)
adamc@156 623 | CSYMBOL DOT cpath (let val (ms, x) = cpath in (CSYMBOL :: ms, x) end)
adamc@156 624
adamc@59 625 mpath : CSYMBOL ([CSYMBOL])
adamc@59 626 | CSYMBOL DOT mpath (CSYMBOL :: mpath)
adamc@59 627
adamc@1 628 cterm : LPAREN cexp RPAREN (#1 cexp, s (LPARENleft, RPARENright))
adamc@1 629 | LBRACK rcon RBRACK (CRecord rcon, s (LBRACKleft, RBRACKright))
adamc@83 630 | LBRACK rconn RBRACK (CRecord rconn, s (LBRACKleft, RBRACKright))
adamc@1 631 | LBRACE rcone RBRACE (TRecord (CRecord rcone, s (LBRACEleft, RBRACEright)),
adamc@1 632 s (LBRACEleft, RBRACEright))
adamc@1 633 | DOLLAR cterm (TRecord cterm, s (DOLLARleft, ctermright))
adamc@1 634 | HASH CSYMBOL (CName CSYMBOL, s (HASHleft, CSYMBOLright))
adamc@195 635 | HASH INT (CName (Int64.toString INT), s (HASHleft, INTright))
adamc@1 636
adamc@34 637 | path (CVar path, s (pathleft, pathright))
adamc@207 638 | path DOT INT (CProj ((CVar path, s (pathleft, pathright)), Int64.toInt INT),
adamc@207 639 s (pathleft, INTright))
adamc@18 640 | UNDER (CWild (KWild, s (UNDERleft, UNDERright)), s (UNDERleft, UNDERright))
adamc@67 641 | FOLD (CFold, s (FOLDleft, FOLDright))
adamc@82 642 | UNIT (CUnit, s (UNITleft, UNITright))
adamc@207 643 | LPAREN ctuplev RPAREN (CTuple ctuplev, s (LPARENleft, RPARENright))
adamc@207 644
adamc@207 645 ctuplev: cexp COMMA cexp ([cexp1, cexp2])
adamc@207 646 | cexp COMMA ctuplev (cexp :: ctuplev)
adamc@1 647
adamc@196 648 ctuple : capps STAR capps ([capps1, capps2])
adamc@196 649 | capps STAR ctuple (capps :: ctuple)
adamc@195 650
adamc@1 651 rcon : ([])
adamc@1 652 | ident EQ cexp ([(ident, cexp)])
adamc@1 653 | ident EQ cexp COMMA rcon ((ident, cexp) :: rcon)
adamc@1 654
adamc@83 655 rconn : ident ([(ident, (CUnit, s (identleft, identright)))])
adamc@83 656 | ident COMMA rconn ((ident, (CUnit, s (identleft, identright))) :: rconn)
adamc@83 657
adamc@1 658 rcone : ([])
adamc@1 659 | ident COLON cexp ([(ident, cexp)])
adamc@1 660 | ident COLON cexp COMMA rcone ((ident, cexp) :: rcone)
adamc@1 661
adamc@1 662 ident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@195 663 | INT (CName (Int64.toString INT), s (INTleft, INTright))
adamc@200 664 | SYMBOL (CVar ([], SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@8 665
adamc@8 666 eapps : eterm (eterm)
adamc@8 667 | eapps eterm (EApp (eapps, eterm), s (eappsleft, etermright))
adamc@8 668 | eapps LBRACK cexp RBRACK (ECApp (eapps, cexp), s (eappsleft, RBRACKright))
adamc@8 669
adamc@8 670 eexp : eapps (eapps)
adamc@241 671 | FN eargs DARROW eexp (let
adamc@93 672 val loc = s (FNleft, eexpright)
adamc@93 673 in
adamc@241 674 #1 (eargs (eexp, (CWild (KType, loc), loc)))
adamc@93 675 end)
adamc@196 676 | eexp COLON cexp (EAnnot (eexp, cexp), s (eexpleft, cexpright))
adamc@149 677 | eexp MINUSMINUS cexp (ECut (eexp, cexp), s (eexpleft, cexpright))
adamc@170 678 | CASE eexp OF barOpt branch branchs (ECase (eexp, branch :: branchs), s (CASEleft, branchsright))
adamc@190 679 | IF eexp THEN eexp ELSE eexp (let
adamc@190 680 val loc = s (IFleft, eexp3right)
adamc@190 681 in
adamc@190 682 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc), eexp2),
adamc@190 683 ((PCon (["Basis"], "False", NONE), loc), eexp3)]), loc)
adamc@190 684 end)
adamc@434 685 | bind SEMI eexp (let
adamc@434 686 val loc = s (bindleft, eexpright)
adamc@434 687 val (v, to, e1) = bind
adamc@403 688 val e = (EVar (["Basis"], "bind", Infer), loc)
adamc@434 689 val e = (EApp (e, e1), loc)
adamc@243 690 in
adamc@434 691 (EApp (e, (EAbs (v, to, eexp), loc)), loc)
adamc@299 692 end)
adamc@256 693 | eexp EQ eexp (native_op ("eq", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@257 694 | eexp NE eexp (native_op ("ne", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389 695 | MINUS eterm (native_unop ("neg", eterm, s (MINUSleft, etermright)))
adamc@389 696 | eexp PLUS eexp (native_op ("plus", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389 697 | eexp MINUS eexp (native_op ("minus", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389 698 | eterm STAR eexp (native_op ("times", eterm, eexp, s (etermleft, eexpright)))
adamc@389 699 | eexp DIVIDE eexp (native_op ("div", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389 700 | eexp MOD eexp (native_op ("mod", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 701
adamc@391 702 | eexp LT eexp (native_op ("lt", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 703 | eexp LE eexp (native_op ("le", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 704 | eexp GT eexp (native_op ("gt", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 705 | eexp GE eexp (native_op ("ge", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 706
adamc@445 707 | eexp PLUSPLUS eexp (EConcat (eexp1, eexp2), s (eexp1left, eexp2right))
adamc@8 708
adamc@434 709 bind : SYMBOL LARROW eapps (SYMBOL, NONE, eapps)
adamc@434 710 | UNIT LARROW eapps (let
adamc@434 711 val loc = s (UNITleft, eappsright)
adamc@434 712 in
adamc@434 713 ("_", SOME (TRecord (CRecord [], loc), loc), eapps)
adamc@434 714 end)
adamc@434 715 | eapps (let
adamc@434 716 val loc = s (eappsleft, eappsright)
adamc@434 717 in
adamc@434 718 ("_", SOME (TRecord (CRecord [], loc), loc), eapps)
adamc@434 719 end)
adamc@434 720
adamc@241 721 eargs : earg (earg)
adamc@241 722 | eargl (eargl)
adamc@241 723
adamc@241 724 eargl : eargp eargp (eargp1 o eargp2)
adamc@241 725 | eargp eargl (eargp o eargl)
adamc@241 726
adamc@242 727 eargl2 : (fn x => x)
adamc@242 728 | eargp eargl2 (eargp o eargl2)
adamc@242 729
adamc@241 730 earg : SYMBOL kcolon kind (fn (e, t) =>
adamc@241 731 let
adamc@241 732 val loc = s (SYMBOLleft, kindright)
adamc@241 733 in
adamc@241 734 ((ECAbs (kcolon, SYMBOL, kind, e), loc),
adamc@241 735 (TCFun (kcolon, SYMBOL, kind, t), loc))
adamc@241 736 end)
adamc@241 737 | SYMBOL COLON cexp (fn (e, t) =>
adamc@241 738 let
adamc@241 739 val loc = s (SYMBOLleft, cexpright)
adamc@241 740 in
adamc@241 741 ((EAbs (SYMBOL, SOME cexp, e), loc),
adamc@241 742 (TFun (cexp, t), loc))
adamc@241 743 end)
adamc@241 744 | UNDER COLON cexp (fn (e, t) =>
adamc@241 745 let
adamc@241 746 val loc = s (UNDERleft, cexpright)
adamc@241 747 in
adamc@241 748 ((EAbs ("_", SOME cexp, e), loc),
adamc@241 749 (TFun (cexp, t), loc))
adamc@241 750 end)
adamc@241 751 | eargp (eargp)
adamc@241 752
adamc@241 753 eargp : SYMBOL (fn (e, t) =>
adamc@241 754 let
adamc@241 755 val loc = s (SYMBOLleft, SYMBOLright)
adamc@241 756 in
adamc@241 757 ((EAbs (SYMBOL, NONE, e), loc),
adamc@241 758 (TFun ((CWild (KType, loc), loc), t), loc))
adamc@241 759 end)
adamc@241 760 | UNIT (fn (e, t) =>
adamc@241 761 let
adamc@241 762 val loc = s (UNITleft, UNITright)
adamc@241 763 val t' = (TRecord (CRecord [], loc), loc)
adamc@241 764 in
adamc@241 765 ((EAbs ("_", SOME t', e), loc),
adamc@241 766 (TFun (t', t), loc))
adamc@241 767 end)
adamc@241 768 | UNDER (fn (e, t) =>
adamc@241 769 let
adamc@241 770 val loc = s (UNDERleft, UNDERright)
adamc@241 771 in
adamc@241 772 ((EAbs ("_", NONE, e), loc),
adamc@241 773 (TFun ((CWild (KType, loc), loc), t), loc))
adamc@241 774 end)
adamc@241 775 | LPAREN SYMBOL kcolon kind RPAREN(fn (e, t) =>
adamc@241 776 let
adamc@241 777 val loc = s (LPARENleft, RPARENright)
adamc@241 778 in
adamc@241 779 ((ECAbs (kcolon, SYMBOL, kind, e), loc),
adamc@241 780 (TCFun (kcolon, SYMBOL, kind, t), loc))
adamc@241 781 end)
adamc@241 782 | LPAREN SYMBOL COLON cexp RPAREN (fn (e, t) =>
adamc@241 783 let
adamc@241 784 val loc = s (LPARENleft, RPARENright)
adamc@241 785 in
adamc@241 786 ((EAbs (SYMBOL, SOME cexp, e), loc),
adamc@241 787 (TFun (cexp, t), loc))
adamc@241 788 end)
adamc@241 789 | LPAREN UNDER COLON cexp RPAREN (fn (e, t) =>
adamc@241 790 let
adamc@241 791 val loc = s (LPARENleft, RPARENright)
adamc@241 792 in
adamc@241 793 ((EAbs ("_", SOME cexp, e), loc),
adamc@241 794 (TFun (cexp, t), loc))
adamc@241 795 end)
adamc@354 796 | LPAREN cterm TWIDDLE cterm RPAREN(fn (e, t) =>
adamc@354 797 let
adamc@354 798 val loc = s (LPARENleft, RPARENright)
adamc@354 799 in
adamc@354 800 ((EDisjoint (cterm1, cterm2, e), loc),
adamc@354 801 (CDisjoint (cterm1, cterm2, t), loc))
adamc@354 802 end)
adamc@356 803 | LBRACK cterm TWIDDLE cterm RBRACK(fn (e, t) =>
adamc@356 804 let
adamc@356 805 val loc = s (LBRACKleft, RBRACKright)
adamc@356 806 in
adamc@356 807 ((EDisjoint (cterm1, cterm2, e), loc),
adamc@356 808 (CDisjoint (cterm1, cterm2, t), loc))
adamc@356 809 end)
adamc@241 810
adamc@8 811 eterm : LPAREN eexp RPAREN (#1 eexp, s (LPARENleft, RPARENright))
adamc@195 812 | LPAREN etuple RPAREN (let
adamc@195 813 val loc = s (LPARENleft, RPARENright)
adamc@195 814 in
adamc@195 815 (ERecord (ListUtil.mapi (fn (i, e) =>
adamc@195 816 ((CName (Int.toString (i + 1)), loc),
adamc@195 817 e)) etuple), loc)
adamc@195 818 end)
adamc@8 819
adamc@403 820 | path (EVar (#1 path, #2 path, Infer), s (pathleft, pathright))
adamc@403 821 | cpath (EVar (#1 cpath, #2 cpath, Infer), s (cpathleft, cpathright))
adamc@403 822 | AT path (EVar (#1 path, #2 path, TypesOnly), s (ATleft, pathright))
adamc@403 823 | AT AT path (EVar (#1 path, #2 path, DontInfer), s (AT1left, pathright))
adamc@403 824 | AT cpath (EVar (#1 cpath, #2 cpath, TypesOnly), s (ATleft, cpathright))
adamc@403 825 | AT AT cpath (EVar (#1 cpath, #2 cpath, DontInfer), s (AT1left, cpathright))
adamc@12 826 | LBRACE rexp RBRACE (ERecord rexp, s (LBRACEleft, RBRACEright))
adamc@110 827 | UNIT (ERecord [], s (UNITleft, UNITright))
adamc@12 828
adamc@14 829 | INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@14 830 | FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adamc@14 831 | STRING (EPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@14 832
adamc@200 833 | path DOT idents (let
adamc@200 834 val loc = s (pathleft, identsright)
adamc@200 835 in
adamc@200 836 foldl (fn (ident, e) =>
adamc@200 837 (EField (e, ident), loc))
adamc@403 838 (EVar (#1 path, #2 path, Infer), s (pathleft, pathright)) idents
adamc@403 839 end)
adamc@403 840 | AT path DOT idents (let
adamc@403 841 val loc = s (ATleft, identsright)
adamc@403 842 in
adamc@403 843 foldl (fn (ident, e) =>
adamc@403 844 (EField (e, ident), loc))
adamc@403 845 (EVar (#1 path, #2 path, TypesOnly), s (pathleft, pathright)) idents
adamc@403 846 end)
adamc@403 847 | AT AT path DOT idents (let
adamc@403 848 val loc = s (AT1left, identsright)
adamc@403 849 in
adamc@403 850 foldl (fn (ident, e) =>
adamc@403 851 (EField (e, ident), loc))
adamc@403 852 (EVar (#1 path, #2 path, DontInfer), s (pathleft, pathright)) idents
adamc@200 853 end)
adamc@71 854 | FOLD (EFold, s (FOLDleft, FOLDright))
adamc@71 855
adamc@360 856 | XML_BEGIN xml XML_END (let
adamc@360 857 val loc = s (XML_BEGINleft, XML_ENDright)
adamc@360 858 in
adamc@360 859 if XML_BEGIN = "xml" then
adamc@360 860 ()
adamc@360 861 else
adamc@360 862 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@360 863 xml
adamc@360 864 end)
adamc@360 865 | XML_BEGIN XML_END (let
adamc@360 866 val loc = s (XML_BEGINleft, XML_ENDright)
adamc@360 867 in
adamc@360 868 if XML_BEGIN = "xml" then
adamc@360 869 ()
adamc@360 870 else
adamc@360 871 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@403 872 (EApp ((EVar (["Basis"], "cdata", Infer), loc),
adamc@360 873 (EPrim (Prim.String ""), loc)),
adamc@360 874 loc)
adamc@360 875 end)
adamc@360 876 | XML_BEGIN_END (let
adamc@360 877 val loc = s (XML_BEGIN_ENDleft, XML_BEGIN_ENDright)
adamc@360 878 in
adamc@360 879 if XML_BEGIN_END = "xml" then
adamc@360 880 ()
adamc@360 881 else
adamc@360 882 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@403 883 (EApp ((EVar (["Basis"], "cdata", Infer), loc),
adamc@360 884 (EPrim (Prim.String ""), loc)),
adamc@360 885 loc)
adamc@360 886 end)
adamc@302 887
adamc@204 888 | LPAREN query RPAREN (query)
adamc@300 889 | LPAREN CWHERE sqlexp RPAREN (sqlexp)
adamc@339 890 | LPAREN SQL sqlexp RPAREN (sqlexp)
adamc@302 891
adamc@302 892 | LPAREN INSERT INTO texp LPAREN fields RPAREN VALUES LPAREN sqlexps RPAREN RPAREN
adamc@302 893 (let
adamc@302 894 val loc = s (LPAREN1left, RPAREN3right)
adamc@302 895
adamc@403 896 val e = (EVar (["Basis"], "insert", Infer), loc)
adamc@302 897 val e = (EApp (e, texp), loc)
adamc@302 898 in
adamc@302 899 if length fields <> length sqlexps then
adamc@302 900 ErrorMsg.errorAt loc "Length mismatch in INSERT field specification"
adamc@302 901 else
adamc@302 902 ();
adamc@302 903 (EApp (e, (ERecord (ListPair.zip (fields, sqlexps)), loc)), loc)
adamc@302 904 end)
adamc@310 905 | LPAREN enterDml UPDATE texp SET fsets CWHERE sqlexp leaveDml RPAREN
adamc@303 906 (let
adamc@303 907 val loc = s (LPARENleft, RPARENright)
adamc@303 908
adamc@403 909 val e = (EVar (["Basis"], "update", Infer), loc)
adamc@342 910 val e = (ECApp (e, (CWild (KRecord (KType, loc), loc), loc)), loc)
adamc@306 911 val e = (EApp (e, (ERecord fsets, loc)), loc)
adamc@305 912 val e = (EApp (e, texp), loc)
adamc@303 913 in
adamc@303 914 (EApp (e, sqlexp), loc)
adamc@303 915 end)
adamc@310 916 | LPAREN enterDml DELETE FROM texp CWHERE sqlexp leaveDml RPAREN
adamc@304 917 (let
adamc@304 918 val loc = s (LPARENleft, RPARENright)
adamc@304 919
adamc@403 920 val e = (EVar (["Basis"], "delete", Infer), loc)
adamc@304 921 val e = (EApp (e, texp), loc)
adamc@304 922 in
adamc@304 923 (EApp (e, sqlexp), loc)
adamc@304 924 end)
adamc@302 925
adamc@211 926 | UNDER (EWild, s (UNDERleft, UNDERright))
adamc@91 927
adamc@446 928 | LET edecls IN eexp END (ELet (edecls, eexp), s (LETleft, ENDright))
adamc@446 929
adamc@446 930 edecls : ([])
adamc@446 931 | edecl edecls (edecl :: edecls)
adamc@446 932
adamc@446 933 edecl : VAL vali ((EDVal vali, s (VALleft, valiright)))
adamc@446 934 | VAL REC valis ((EDValRec valis, s (VALleft, valisright)))
adamc@446 935 | FUN valis ((EDValRec valis, s (FUNleft, valisright)))
adamc@446 936
adamc@310 937 enterDml : (inDml := true)
adamc@310 938 leaveDml : (inDml := false)
adamc@310 939
adamc@403 940 texp : SYMBOL (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright))
adamc@302 941 | LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adamc@302 942
adamc@302 943 fields : fident ([fident])
adamc@302 944 | fident COMMA fields (fident :: fields)
adamc@302 945
adamc@302 946 sqlexps: sqlexp ([sqlexp])
adamc@302 947 | sqlexp COMMA sqlexps (sqlexp :: sqlexps)
adamc@302 948
adamc@303 949 fsets : fident EQ sqlexp ([(fident, sqlexp)])
adamc@303 950 | fident EQ sqlexp COMMA fsets ((fident, sqlexp) :: fsets)
adamc@303 951
adamc@200 952 idents : ident ([ident])
adamc@200 953 | ident DOT idents (ident :: idents)
adamc@200 954
adamc@195 955 etuple : eexp COMMA eexp ([eexp1, eexp2])
adamc@195 956 | eexp COMMA etuple (eexp :: etuple)
adamc@195 957
adamc@170 958 branch : pat DARROW eexp (pat, eexp)
adamc@170 959
adamc@170 960 branchs: ([])
adamc@170 961 | BAR branch branchs (branch :: branchs)
adamc@170 962
adamc@170 963 pat : pterm (pterm)
adamc@170 964 | cpath pterm (PCon (#1 cpath, #2 cpath, SOME pterm), s (cpathleft, ptermright))
adamc@170 965
adamc@170 966 pterm : SYMBOL (PVar SYMBOL, s (SYMBOLleft, SYMBOLright))
adamc@170 967 | cpath (PCon (#1 cpath, #2 cpath, NONE), s (cpathleft, cpathright))
adamc@170 968 | UNDER (PWild, s (UNDERleft, UNDERright))
adamc@173 969 | INT (PPrim (Prim.Int INT), s (INTleft, INTright))
adamc@173 970 | STRING (PPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@170 971 | LPAREN pat RPAREN (pat)
adamc@174 972 | LBRACE RBRACE (PRecord ([], false), s (LBRACEleft, RBRACEright))
adamc@174 973 | UNIT (PRecord ([], false), s (UNITleft, UNITright))
adamc@174 974 | LBRACE rpat RBRACE (PRecord rpat, s (LBRACEleft, RBRACEright))
adamc@195 975 | LPAREN ptuple RPAREN (PRecord (ListUtil.mapi (fn (i, p) => (Int.toString (i + 1), p)) ptuple,
adamc@195 976 false),
adamc@195 977 s (LPARENleft, RPARENright))
adamc@174 978
adamc@175 979 rpat : CSYMBOL EQ pat ([(CSYMBOL, pat)], false)
adamc@243 980 | INT EQ pat ([(Int64.toString INT, pat)], false)
adamc@174 981 | DOTDOTDOT ([], true)
adamc@175 982 | CSYMBOL EQ pat COMMA rpat ((CSYMBOL, pat) :: #1 rpat, #2 rpat)
adamc@243 983 | INT EQ pat COMMA rpat ((Int64.toString INT, pat) :: #1 rpat, #2 rpat)
adamc@170 984
adamc@195 985 ptuple : pat COMMA pat ([pat1, pat2])
adamc@195 986 | pat COMMA ptuple (pat :: ptuple)
adamc@195 987
adamc@12 988 rexp : ([])
adamc@12 989 | ident EQ eexp ([(ident, eexp)])
adamc@12 990 | ident EQ eexp COMMA rexp ((ident, eexp) :: rexp)
adamc@91 991
adamc@141 992 xml : xmlOne xml (let
adamc@141 993 val pos = s (xmlOneleft, xmlright)
adamc@141 994 in
adamc@141 995 (EApp ((EApp (
adamc@403 996 (EVar (["Basis"], "join", Infer), pos),
adamc@91 997 xmlOne), pos),
adamc@141 998 xml), pos)
adamc@141 999 end)
adamc@141 1000 | xmlOne (xmlOne)
adamc@91 1001
adamc@403 1002 xmlOne : NOTAGS (EApp ((EVar (["Basis"], "cdata", Infer), s (NOTAGSleft, NOTAGSright)),
adamc@141 1003 (EPrim (Prim.String NOTAGS), s (NOTAGSleft, NOTAGSright))),
adamc@141 1004 s (NOTAGSleft, NOTAGSright))
adamc@141 1005 | tag DIVIDE GT (let
adamc@141 1006 val pos = s (tagleft, GTright)
adamc@141 1007 in
adamc@141 1008 (EApp (#2 tag,
adamc@403 1009 (EApp ((EVar (["Basis"], "cdata", Infer), pos),
adamc@141 1010 (EPrim (Prim.String ""), pos)),
adamc@141 1011 pos)), pos)
adamc@141 1012 end)
adamc@141 1013
adamc@141 1014 | tag GT xml END_TAG (let
adamc@141 1015 val pos = s (tagleft, GTright)
adamc@325 1016 val et = tagIn END_TAG
adamc@141 1017 in
adamc@325 1018 if #1 tag = et then
adamc@361 1019 if et = "form" then
adamc@403 1020 (EApp ((EVar (["Basis"], "form", Infer), pos),
adamc@141 1021 xml), pos)
adamc@141 1022 else
adamc@141 1023 (EApp (#2 tag, xml), pos)
adamc@141 1024 else
adamc@325 1025 (if ErrorMsg.anyErrors () then
adamc@325 1026 ()
adamc@325 1027 else
adamc@325 1028 ErrorMsg.errorAt pos "Begin and end tags don't match.";
adamc@141 1029 (EFold, pos))
adamc@141 1030 end)
adamc@141 1031 | LBRACE eexp RBRACE (eexp)
adamc@391 1032 | LBRACE LBRACK eexp RBRACK RBRACE (let
adamc@391 1033 val loc = s (LBRACEleft, RBRACEright)
adamc@403 1034 val e = (EVar (["Top"], "txt", Infer), loc)
adamc@391 1035 in
adamc@391 1036 (EApp (e, eexp), loc)
adamc@391 1037 end)
adamc@92 1038
adamc@141 1039 tag : tagHead attrs (let
adamc@141 1040 val pos = s (tagHeadleft, attrsright)
adamc@141 1041 in
adamc@141 1042 (#1 tagHead,
adamc@403 1043 (EApp ((EApp ((EVar (["Basis"], "tag", Infer), pos),
adamc@141 1044 (ERecord attrs, pos)), pos),
adamc@141 1045 (EApp (#2 tagHead,
adamc@141 1046 (ERecord [], pos)), pos)),
adamc@141 1047 pos))
adamc@141 1048 end)
adamc@141 1049
adamc@141 1050 tagHead: BEGIN_TAG (let
adamc@325 1051 val bt = tagIn BEGIN_TAG
adamc@141 1052 val pos = s (BEGIN_TAGleft, BEGIN_TAGright)
adamc@141 1053 in
adamc@325 1054 (bt,
adamc@403 1055 (EVar ([], bt, Infer), pos))
adamc@141 1056 end)
adamc@141 1057 | tagHead LBRACE cexp RBRACE (#1 tagHead, (ECApp (#2 tagHead, cexp), s (tagHeadleft, RBRACEright)))
adamc@92 1058
adamc@104 1059 attrs : ([])
adamc@104 1060 | attr attrs (attr :: attrs)
adamc@104 1061
adamc@204 1062 attr : SYMBOL EQ attrv ((CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright)), attrv)
adamc@204 1063
adamc@104 1064 attrv : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@104 1065 | FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adamc@104 1066 | STRING (EPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@110 1067 | LBRACE eexp RBRACE (eexp)
adamc@226 1068
adamc@232 1069 query : query1 obopt lopt ofopt (let
adamc@229 1070 val loc = s (query1left, query1right)
adamc@230 1071
adamc@230 1072 val re = (ERecord [((CName "Rows", loc),
adamc@230 1073 query1),
adamc@230 1074 ((CName "OrderBy", loc),
adamc@231 1075 obopt),
adamc@231 1076 ((CName "Limit", loc),
adamc@232 1077 lopt),
adamc@232 1078 ((CName "Offset", loc),
adamc@232 1079 ofopt)], loc)
adamc@229 1080 in
adamc@403 1081 (EApp ((EVar (["Basis"], "sql_query", Infer), loc), re), loc)
adamc@229 1082 end)
adamc@204 1083
adamc@227 1084 query1 : SELECT select FROM tables wopt gopt hopt
adamc@209 1085 (let
adamc@204 1086 val loc = s (SELECTleft, tablesright)
adamc@207 1087
adamc@233 1088 val (sel, exps) =
adamc@207 1089 case select of
adamc@233 1090 Star => (map (fn (nm, _) =>
adamc@233 1091 (nm, (CTuple [(CWild (KRecord (KType, loc), loc),
adamc@233 1092 loc),
adamc@233 1093 (CRecord [], loc)],
adamc@233 1094 loc))) tables,
adamc@233 1095 [])
adamc@207 1096 | Items sis =>
adamc@207 1097 let
adamc@207 1098 val tabs = map (fn (nm, _) => (nm, (CRecord [], loc))) tables
adamc@233 1099 val (tabs, exps) = foldl (amend_select loc) (tabs, []) sis
adamc@207 1100 in
adamc@233 1101 (map (fn (nm, c) => (nm,
adamc@233 1102 (CTuple [c,
adamc@233 1103 (CWild (KRecord (KType, loc), loc),
adamc@233 1104 loc)], loc))) tabs,
adamc@233 1105 exps)
adamc@207 1106 end
adamc@207 1107
adamc@207 1108 val sel = (CRecord sel, loc)
adamc@207 1109
adamc@226 1110 val grp = case gopt of
adamc@403 1111 NONE => (ECApp ((EVar (["Basis"], "sql_subset_all",
adamc@403 1112 Infer), loc),
adamc@226 1113 (CWild (KRecord (KRecord (KType, loc), loc),
adamc@226 1114 loc), loc)), loc)
adamc@226 1115 | SOME gis =>
adamc@226 1116 let
adamc@226 1117 val tabs = map (fn (nm, _) =>
adamc@226 1118 (nm, (CRecord [], loc))) tables
adamc@226 1119 val tabs = foldl (amend_group loc) tabs gis
adamc@226 1120
adamc@226 1121 val tabs = map (fn (nm, c) =>
adamc@226 1122 (nm,
adamc@226 1123 (CTuple [c,
adamc@226 1124 (CWild (KRecord (KType, loc),
adamc@226 1125 loc),
adamc@226 1126 loc)], loc))) tabs
adamc@226 1127 in
adamc@403 1128 (ECApp ((EVar (["Basis"], "sql_subset", Infer), loc),
adamc@226 1129 (CRecord tabs, loc)), loc)
adamc@226 1130 end
adamc@226 1131
adamc@403 1132 val e = (EVar (["Basis"], "sql_query1", Infer), loc)
adamc@209 1133 val re = (ERecord [((CName "From", loc),
adamc@209 1134 (ERecord tables, loc)),
adamc@209 1135 ((CName "Where", loc),
adamc@223 1136 wopt),
adamc@224 1137 ((CName "GroupBy", loc),
adamc@226 1138 grp),
adamc@224 1139 ((CName "Having", loc),
adamc@224 1140 hopt),
adamc@223 1141 ((CName "SelectFields", loc),
adamc@403 1142 (ECApp ((EVar (["Basis"], "sql_subset", Infer), loc),
adamc@233 1143 sel), loc)),
adamc@233 1144 ((CName "SelectExps", loc),
adamc@233 1145 (ERecord exps, loc))], loc)
adamc@223 1146
adamc@209 1147 val e = (EApp (e, re), loc)
adamc@204 1148 in
adamc@207 1149 e
adamc@204 1150 end)
adamc@229 1151 | query1 UNION query1 (sql_relop ("union", query11, query12, s (query11left, query12right)))
adamc@229 1152 | query1 INTERSECT query1 (sql_relop ("intersect", query11, query12, s (query11left, query12right)))
adamc@229 1153 | query1 EXCEPT query1 (sql_relop ("except", query11, query12, s (query11left, query12right)))
adamc@204 1154
adamc@204 1155 tables : table ([table])
adamc@204 1156 | table COMMA tables (table :: tables)
adamc@204 1157
adamc@204 1158 tname : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@204 1159 | LBRACE cexp RBRACE (cexp)
adamc@204 1160
adamc@243 1161 table : SYMBOL ((CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright)),
adamc@403 1162 (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright)))
adamc@403 1163 | SYMBOL AS tname (tname, (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright)))
adamc@221 1164 | LBRACE LBRACE eexp RBRACE RBRACE AS tname (tname, eexp)
adamc@207 1165
adamc@243 1166 tident : SYMBOL (CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@207 1167 | CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@221 1168 | LBRACE LBRACE cexp RBRACE RBRACE (cexp)
adamc@207 1169
adamc@207 1170 fident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@207 1171 | LBRACE cexp RBRACE (cexp)
adamc@207 1172
adamc@207 1173 seli : tident DOT fident (Field (tident, fident))
adamc@233 1174 | sqlexp AS fident (Exp (fident, sqlexp))
adamc@341 1175 | tident DOT LBRACE LBRACE cexp RBRACE RBRACE (Fields (tident, cexp))
adamc@207 1176
adamc@207 1177 selis : seli ([seli])
adamc@207 1178 | seli COMMA selis (seli :: selis)
adamc@207 1179
adamc@207 1180 select : STAR (Star)
adamc@207 1181 | selis (Items selis)
adamc@209 1182
adamc@403 1183 sqlexp : TRUE (sql_inject (EVar (["Basis"], "True", Infer),
adamc@209 1184 s (TRUEleft, TRUEright)))
adamc@403 1185 | FALSE (sql_inject (EVar (["Basis"], "False", Infer),
adamc@209 1186 s (FALSEleft, FALSEright)))
adamc@209 1187
adamc@222 1188 | INT (sql_inject (EPrim (Prim.Int INT),
adamc@222 1189 s (INTleft, INTright)))
adamc@222 1190 | FLOAT (sql_inject (EPrim (Prim.Float FLOAT),
adamc@222 1191 s (FLOATleft, FLOATright)))
adamc@229 1192 | STRING (sql_inject (EPrim (Prim.String STRING),
adamc@229 1193 s (STRINGleft, STRINGright)))
adamc@441 1194 | CURRENT_TIMESTAMP (sql_nfunc ("current_timestamp",
adamc@441 1195 s (CURRENT_TIMESTAMPleft, CURRENT_TIMESTAMPright)))
adamc@222 1196
adamc@221 1197 | tident DOT fident (let
adamc@221 1198 val loc = s (tidentleft, fidentright)
adamc@403 1199 val e = (EVar (["Basis"], "sql_field", Infer), loc)
adamc@221 1200 val e = (ECApp (e, tident), loc)
adamc@221 1201 in
adamc@221 1202 (ECApp (e, fident), loc)
adamc@221 1203 end)
adamc@234 1204 | CSYMBOL (let
adamc@234 1205 val loc = s (CSYMBOLleft, CSYMBOLright)
adamc@310 1206 in
adamc@310 1207 if !inDml then
adamc@310 1208 let
adamc@403 1209 val e = (EVar (["Basis"], "sql_field", Infer), loc)
adamc@310 1210 val e = (ECApp (e, (CName "T", loc)), loc)
adamc@310 1211 in
adamc@310 1212 (ECApp (e, (CName CSYMBOL, loc)), loc)
adamc@310 1213 end
adamc@310 1214 else
adamc@310 1215 let
adamc@403 1216 val e = (EVar (["Basis"], "sql_exp", Infer), loc)
adamc@310 1217 in
adamc@310 1218 (ECApp (e, (CName CSYMBOL, loc)), loc)
adamc@310 1219 end
adamc@310 1220 end)
adamc@221 1221
adamc@219 1222 | sqlexp EQ sqlexp (sql_compare ("eq", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@219 1223 | sqlexp NE sqlexp (sql_compare ("ne", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@219 1224 | sqlexp LT sqlexp (sql_compare ("lt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@219 1225 | sqlexp LE sqlexp (sql_compare ("le", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@219 1226 | sqlexp GT sqlexp (sql_compare ("gt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@219 1227 | sqlexp GE sqlexp (sql_compare ("ge", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@219 1228
adamc@220 1229 | sqlexp CAND sqlexp (sql_binary ("and", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@220 1230 | sqlexp OR sqlexp (sql_binary ("or", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@220 1231 | NOT sqlexp (sql_unary ("not", sqlexp, s (NOTleft, sqlexpright)))
adamc@220 1232
adamc@210 1233 | LBRACE eexp RBRACE (sql_inject (#1 eexp,
adamc@210 1234 s (LBRACEleft, RBRACEright)))
adamc@220 1235 | LPAREN sqlexp RPAREN (sqlexp)
adamc@210 1236
adamc@235 1237 | COUNT LPAREN STAR RPAREN (let
adamc@235 1238 val loc = s (COUNTleft, RPARENright)
adamc@235 1239 in
adamc@403 1240 (EApp ((EVar (["Basis"], "sql_count", Infer), loc),
adamc@235 1241 (ERecord [], loc)), loc)
adamc@235 1242 end)
adamc@236 1243 | sqlagg LPAREN sqlexp RPAREN (let
adamc@236 1244 val loc = s (sqlaggleft, RPARENright)
adamc@236 1245
adamc@403 1246 val e = (EVar (["Basis"], "sql_" ^ sqlagg, Infer), loc)
adamc@403 1247 val e = (EApp ((EVar (["Basis"], "sql_aggregate", Infer), loc),
adamc@236 1248 e), loc)
adamc@236 1249 in
adamc@236 1250 (EApp (e, sqlexp), loc)
adamc@236 1251 end)
adamc@235 1252
adamc@403 1253 wopt : (sql_inject (EVar (["Basis"], "True", Infer),
adamc@230 1254 dummy))
adamc@209 1255 | CWHERE sqlexp (sqlexp)
adamc@226 1256
adamc@226 1257 groupi : tident DOT fident (GField (tident, fident))
adamc@226 1258
adamc@226 1259 groupis: groupi ([groupi])
adamc@226 1260 | groupi COMMA groupis (groupi :: groupis)
adamc@226 1261
adamc@226 1262 gopt : (NONE)
adamc@226 1263 | GROUP BY groupis (SOME groupis)
adamc@227 1264
adamc@403 1265 hopt : (sql_inject (EVar (["Basis"], "True", Infer),
adamc@230 1266 dummy))
adamc@227 1267 | HAVING sqlexp (sqlexp)
adamc@230 1268
adamc@403 1269 obopt : (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), dummy),
adamc@234 1270 (CWild (KRecord (KType, dummy), dummy), dummy)),
adamc@230 1271 dummy)
adamc@230 1272 | ORDER BY obexps (obexps)
adamc@230 1273
adamc@268 1274 obitem : sqlexp diropt (sqlexp, diropt)
adamc@268 1275
adamc@268 1276 obexps : obitem (let
adamc@268 1277 val loc = s (obitemleft, obitemright)
adamc@230 1278
adamc@403 1279 val e' = (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), loc),
adamc@234 1280 (CWild (KRecord (KType, loc), loc), loc)),
adamc@230 1281 loc)
adamc@403 1282 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons", Infer), loc),
adamc@268 1283 #1 obitem), loc)
adamc@268 1284 val e = (EApp (e, #2 obitem), loc)
adamc@230 1285 in
adamc@230 1286 (EApp (e, e'), loc)
adamc@230 1287 end)
adamc@268 1288 | obitem COMMA obexps (let
adamc@268 1289 val loc = s (obitemleft, obexpsright)
adamc@230 1290
adamc@403 1291 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons", Infer), loc),
adamc@268 1292 #1 obitem), loc)
adamc@268 1293 val e = (EApp (e, #2 obitem), loc)
adamc@230 1294 in
adamc@230 1295 (EApp (e, obexps), loc)
adamc@230 1296 end)
adamc@231 1297
adamc@403 1298 diropt : (EVar (["Basis"], "sql_asc", Infer), dummy)
adamc@403 1299 | ASC (EVar (["Basis"], "sql_asc", Infer), s (ASCleft, ASCright))
adamc@403 1300 | DESC (EVar (["Basis"], "sql_desc", Infer), s (DESCleft, DESCright))
adamc@268 1301
adamc@403 1302 lopt : (EVar (["Basis"], "sql_no_limit", Infer), dummy)
adamc@403 1303 | LIMIT ALL (EVar (["Basis"], "sql_no_limit", Infer), dummy)
adamc@231 1304 | LIMIT sqlint (let
adamc@231 1305 val loc = s (LIMITleft, sqlintright)
adamc@231 1306 in
adamc@403 1307 (EApp ((EVar (["Basis"], "sql_limit", Infer), loc), sqlint), loc)
adamc@231 1308 end)
adamc@231 1309
adamc@403 1310 ofopt : (EVar (["Basis"], "sql_no_offset", Infer), dummy)
adamc@232 1311 | OFFSET sqlint (let
adamc@232 1312 val loc = s (OFFSETleft, sqlintright)
adamc@232 1313 in
adamc@403 1314 (EApp ((EVar (["Basis"], "sql_offset", Infer), loc), sqlint), loc)
adamc@232 1315 end)
adamc@232 1316
adamc@231 1317 sqlint : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@231 1318 | LBRACE eexp RBRACE (eexp)
adamc@236 1319
adamc@236 1320 sqlagg : AVG ("avg")
adamc@236 1321 | SUM ("sum")
adamc@236 1322 | MIN ("min")
adamc@236 1323 | MAX ("max")