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SELECTing arbitrary expressions
author Adam Chlipala <adamc@hcoop.net>
date Thu, 28 Aug 2008 11:17:14 -0400
parents a338da9d82f3
children 82409ef72019
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@1 15 * THIS SOFTWARE 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@1 28 (* Grammar for Laconic/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@207 46
adamc@207 47 datatype select =
adamc@207 48 Star
adamc@207 49 | Items of select_item list
adamc@207 50
adamc@226 51 datatype group_item =
adamc@226 52 GField of con * con
adamc@226 53
adamc@207 54 fun eqTnames ((c1, _), (c2, _)) =
adamc@207 55 case (c1, c2) of
adamc@207 56 (CVar (ms1, x1), CVar (ms2, x2)) => ms1 = ms2 andalso x1 = x2
adamc@207 57 | (CName x1, CName x2) => x1 = x2
adamc@207 58 | _ => false
adamc@207 59
adamc@233 60 fun amend_select loc (si, (tabs, exps)) =
adamc@233 61 case si of
adamc@233 62 Field (tx, fx) =>
adamc@233 63 let
adamc@233 64 val c = (CRecord ([(fx, (CWild (KType, loc), loc))]), loc)
adamc@207 65
adamc@233 66 val (tabs, found) = ListUtil.foldlMap (fn ((tx', c'), found) =>
adamc@233 67 if eqTnames (tx, tx') then
adamc@233 68 ((tx', (CConcat (c, c'), loc)), true)
adamc@233 69 else
adamc@233 70 ((tx', c'), found))
adamc@233 71 false tabs
adamc@233 72 in
adamc@233 73 if found then
adamc@233 74 ()
adamc@233 75 else
adamc@233 76 ErrorMsg.errorAt loc "Select of field from unbound table";
adamc@233 77
adamc@233 78 (tabs, exps)
adamc@233 79 end
adamc@233 80 | Exp (c, e) => (tabs, (c, e) :: exps)
adamc@207 81
adamc@226 82 fun amend_group loc (gi, tabs) =
adamc@226 83 let
adamc@226 84 val (tx, c) = case gi of
adamc@226 85 GField (tx, fx) => (tx, (CRecord ([(fx, (CWild (KType, loc), loc))]), loc))
adamc@226 86
adamc@226 87 val (tabs, found) = ListUtil.foldlMap (fn ((tx', c'), found) =>
adamc@226 88 if eqTnames (tx, tx') then
adamc@226 89 ((tx', (CConcat (c, c'), loc)), true)
adamc@226 90 else
adamc@226 91 ((tx', c'), found))
adamc@226 92 false tabs
adamc@226 93 in
adamc@226 94 if found then
adamc@226 95 ()
adamc@226 96 else
adamc@226 97 ErrorMsg.errorAt loc "Select of field from unbound table";
adamc@226 98
adamc@226 99 tabs
adamc@226 100 end
adamc@226 101
adamc@209 102 fun sql_inject (v, t, loc) =
adamc@209 103 let
adamc@209 104 val e = (EApp ((EVar (["Basis"], "sql_inject"), loc), (v, loc)), loc)
adamc@209 105 in
adamc@209 106 (EApp (e, (t, loc)), loc)
adamc@209 107 end
adamc@209 108
adamc@219 109 fun sql_compare (oper, sqlexp1, sqlexp2, loc) =
adamc@219 110 let
adamc@219 111 val e = (EVar (["Basis"], "sql_comparison"), loc)
adamc@219 112 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper), loc)), loc)
adamc@219 113 val e = (EApp (e, sqlexp1), loc)
adamc@219 114 val e = (EApp (e, sqlexp2), loc)
adamc@219 115 in
adamc@220 116 (EApp (e, (EWild, loc)), loc)
adamc@220 117 end
adamc@220 118
adamc@220 119 fun sql_binary (oper, sqlexp1, sqlexp2, loc) =
adamc@220 120 let
adamc@220 121 val e = (EVar (["Basis"], "sql_binary"), loc)
adamc@220 122 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper), loc)), loc)
adamc@220 123 val e = (EApp (e, sqlexp1), loc)
adamc@220 124 in
adamc@220 125 (EApp (e, sqlexp2), loc)
adamc@220 126 end
adamc@220 127
adamc@220 128 fun sql_unary (oper, sqlexp, loc) =
adamc@220 129 let
adamc@220 130 val e = (EVar (["Basis"], "sql_unary"), loc)
adamc@220 131 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper), loc)), loc)
adamc@220 132 in
adamc@220 133 (EApp (e, sqlexp), loc)
adamc@219 134 end
adamc@219 135
adamc@229 136 fun sql_relop (oper, sqlexp1, sqlexp2, loc) =
adamc@229 137 let
adamc@229 138 val e = (EVar (["Basis"], "sql_relop"), loc)
adamc@229 139 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper), loc)), loc)
adamc@229 140 val e = (EApp (e, sqlexp1), loc)
adamc@229 141 in
adamc@229 142 (EApp (e, sqlexp2), loc)
adamc@229 143 end
adamc@229 144
adamc@1 145 %%
adamc@1 146 %header (functor LacwebLrValsFn(structure Token : TOKEN))
adamc@1 147
adamc@1 148 %term
adamc@1 149 EOF
adamc@14 150 | STRING of string | INT of Int64.int | FLOAT of Real64.real
adamc@1 151 | SYMBOL of string | CSYMBOL of string
adamc@1 152 | LPAREN | RPAREN | LBRACK | RBRACK | LBRACE | RBRACE
adamc@156 153 | EQ | COMMA | COLON | DCOLON | TCOLON | DOT | HASH | UNDER | UNDERUNDER | BAR
adamc@219 154 | DIVIDE | DOTDOTDOT
adamc@211 155 | CON | LTYPE | VAL | REC | AND | FOLD | UNIT | KUNIT | CLASS
adamc@156 156 | DATATYPE | OF
adamc@7 157 | TYPE | NAME
adamc@195 158 | ARROW | LARROW | DARROW | STAR
adamc@149 159 | FN | PLUSPLUS | MINUSMINUS | DOLLAR | TWIDDLE
adamc@88 160 | STRUCTURE | SIGNATURE | STRUCT | SIG | END | FUNCTOR | WHERE | EXTERN
adamc@203 161 | INCLUDE | OPEN | CONSTRAINT | CONSTRAINTS | EXPORT | TABLE
adamc@190 162 | CASE | IF | THEN | ELSE
adamc@1 163
adamc@91 164 | XML_BEGIN of string | XML_END
adamc@91 165 | NOTAGS of string
adamc@91 166 | BEGIN_TAG of string | END_TAG of string
adamc@91 167
adamc@230 168 | SELECT | FROM | AS | CWHERE | GROUP | ORDER | BY | HAVING
adamc@229 169 | UNION | INTERSECT | EXCEPT
adamc@232 170 | LIMIT | OFFSET | ALL
adamc@220 171 | TRUE | FALSE | CAND | OR | NOT
adamc@219 172 | NE | LT | LE | GT | GE
adamc@204 173
adamc@30 174 %nonterm
adamc@1 175 file of decl list
adamc@1 176 | decls of decl list
adamc@1 177 | decl of decl
adamc@123 178 | vali of string * con option * exp
adamc@123 179 | valis of (string * con option * exp) list
adamc@1 180
adamc@191 181 | dargs of string list
adamc@156 182 | barOpt of unit
adamc@156 183 | dcons of (string * con option) list
adamc@156 184 | dcon of string * con option
adamc@156 185
adamc@30 186 | sgn of sgn
adamc@42 187 | sgntm of sgn
adamc@30 188 | sgi of sgn_item
adamc@30 189 | sgis of sgn_item list
adamc@30 190
adamc@30 191 | str of str
adamc@30 192
adamc@1 193 | kind of kind
adamc@207 194 | ktuple of kind list
adamc@1 195 | kcolon of explicitness
adamc@1 196
adamc@34 197 | path of string list * string
adamc@156 198 | cpath of string list * string
adamc@34 199 | spath of str
adamc@59 200 | mpath of string list
adamc@34 201
adamc@1 202 | cexp of con
adamc@1 203 | capps of con
adamc@1 204 | cterm of con
adamc@195 205 | ctuple of con list
adamc@207 206 | ctuplev of con list
adamc@1 207 | ident of con
adamc@200 208 | idents of con list
adamc@1 209 | rcon of (con * con) list
adamc@83 210 | rconn of (con * con) list
adamc@1 211 | rcone of (con * con) list
adamc@1 212
adamc@8 213 | eexp of exp
adamc@8 214 | eapps of exp
adamc@8 215 | eterm of exp
adamc@195 216 | etuple of exp list
adamc@12 217 | rexp of (con * exp) list
adamc@91 218 | xml of exp
adamc@91 219 | xmlOne of exp
adamc@141 220 | tag of string * exp
adamc@141 221 | tagHead of string * exp
adamc@8 222
adamc@170 223 | branch of pat * exp
adamc@170 224 | branchs of (pat * exp) list
adamc@170 225 | pat of pat
adamc@170 226 | pterm of pat
adamc@174 227 | rpat of (string * pat) list * bool
adamc@195 228 | ptuple of pat list
adamc@170 229
adamc@104 230 | attrs of (con * exp) list
adamc@104 231 | attr of con * exp
adamc@104 232 | attrv of exp
adamc@104 233
adamc@204 234 | query of exp
adamc@226 235 | query1 of exp
adamc@204 236 | tables of (con * exp) list
adamc@204 237 | tname of con
adamc@204 238 | table of con * exp
adamc@207 239 | tident of con
adamc@207 240 | fident of con
adamc@207 241 | seli of select_item
adamc@207 242 | selis of select_item list
adamc@207 243 | select of select
adamc@209 244 | sqlexp of exp
adamc@209 245 | wopt of exp
adamc@226 246 | groupi of group_item
adamc@226 247 | groupis of group_item list
adamc@226 248 | gopt of group_item list option
adamc@227 249 | hopt of exp
adamc@230 250 | obopt of exp
adamc@230 251 | obexps of exp
adamc@231 252 | lopt of exp
adamc@232 253 | ofopt of exp
adamc@231 254 | sqlint of exp
adamc@207 255
adamc@204 256
adamc@1 257 %verbose (* print summary of errors *)
adamc@1 258 %pos int (* positions *)
adamc@1 259 %start file
adamc@1 260 %pure
adamc@1 261 %eop EOF
adamc@1 262 %noshift EOF
adamc@1 263
adamc@1 264 %name Lacweb
adamc@1 265
adamc@195 266 %nonassoc IF THEN ELSE
adamc@1 267 %nonassoc DARROW
adamc@1 268 %nonassoc COLON
adamc@6 269 %nonassoc DCOLON TCOLON
adamc@229 270 %left UNION INTERSECT EXCEPT
adamc@1 271 %right COMMA
adamc@220 272 %right OR
adamc@220 273 %right CAND
adamc@219 274 %nonassoc EQ NE LT LE GT GE
adamc@1 275 %right ARROW LARROW
adamc@149 276 %right PLUSPLUS MINUSMINUS
adamc@195 277 %right STAR
adamc@220 278 %left NOT
adamc@84 279 %nonassoc TWIDDLE
adamc@1 280 %nonassoc DOLLAR
adamc@1 281 %left DOT
adamc@221 282 %nonassoc LBRACE RBRACE
adamc@1 283
adamc@1 284 %%
adamc@1 285
adamc@1 286 file : decls (decls)
adamc@54 287 | SIG sgis ([(DSgn ("?", (SgnConst sgis, s (SIGleft, sgisright))),
adamc@54 288 s (SIGleft, sgisright))])
adamc@1 289
adamc@1 290 decls : ([])
adamc@1 291 | decl decls (decl :: decls)
adamc@1 292
adamc@1 293 decl : CON SYMBOL EQ cexp (DCon (SYMBOL, NONE, cexp), s (CONleft, cexpright))
adamc@1 294 | CON SYMBOL DCOLON kind EQ cexp (DCon (SYMBOL, SOME kind, cexp), s (CONleft, cexpright))
adamc@7 295 | LTYPE SYMBOL EQ cexp (DCon (SYMBOL, SOME (KType, s (LTYPEleft, cexpright)), cexp),
adamc@7 296 s (LTYPEleft, cexpright))
adamc@191 297 | DATATYPE SYMBOL dargs EQ barOpt dcons(DDatatype (SYMBOL, dargs, dcons), s (DATATYPEleft, dconsright))
adamc@191 298 | DATATYPE SYMBOL dargs EQ DATATYPE CSYMBOL DOT path
adamc@191 299 (case dargs of
adamc@191 300 [] => (DDatatypeImp (SYMBOL, CSYMBOL :: #1 path, #2 path), s (DATATYPEleft, pathright))
adamc@191 301 | _ => raise Fail "Arguments specified for imported datatype")
adamc@123 302 | VAL vali (DVal vali, s (VALleft, valiright))
adamc@123 303 | VAL REC valis (DValRec valis, s (VALleft, valisright))
adamc@1 304
adamc@30 305 | SIGNATURE CSYMBOL EQ sgn (DSgn (CSYMBOL, sgn), s (SIGNATUREleft, sgnright))
adamc@30 306 | STRUCTURE CSYMBOL EQ str (DStr (CSYMBOL, NONE, str), s (STRUCTUREleft, strright))
adamc@30 307 | STRUCTURE CSYMBOL COLON sgn EQ str (DStr (CSYMBOL, SOME sgn, str), s (STRUCTUREleft, strright))
adamc@42 308 | FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN EQ str
adamc@42 309 (DStr (CSYMBOL1, NONE,
adamc@42 310 (StrFun (CSYMBOL2, sgn1, NONE, str), s (FUNCTORleft, strright))),
adamc@42 311 s (FUNCTORleft, strright))
adamc@42 312 | FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN COLON sgn EQ str
adamc@42 313 (DStr (CSYMBOL1, NONE,
adamc@42 314 (StrFun (CSYMBOL2, sgn1, SOME sgn2, str), s (FUNCTORleft, strright))),
adamc@42 315 s (FUNCTORleft, strright))
adamc@48 316 | EXTERN STRUCTURE CSYMBOL COLON sgn (DFfiStr (CSYMBOL, sgn), s (EXTERNleft, sgnright))
adamc@61 317 | OPEN mpath (case mpath of
adamc@61 318 [] => raise Fail "Impossible mpath parse [1]"
adamc@61 319 | m :: ms => (DOpen (m, ms), s (OPENleft, mpathright)))
adamc@88 320 | OPEN CONSTRAINTS mpath (case mpath of
adamc@88 321 [] => raise Fail "Impossible mpath parse [3]"
adamc@88 322 | m :: ms => (DOpenConstraints (m, ms), s (OPENleft, mpathright)))
adamc@88 323 | CONSTRAINT cterm TWIDDLE cterm (DConstraint (cterm1, cterm2), s (CONSTRAINTleft, ctermright))
adamc@109 324 | EXPORT spath (DExport spath, s (EXPORTleft, spathright))
adamc@203 325 | TABLE SYMBOL COLON cexp (DTable (SYMBOL, entable cexp), s (TABLEleft, cexpright))
adamc@211 326 | CLASS SYMBOL EQ cexp (DClass (SYMBOL, cexp), s (CLASSleft, cexpright))
adamc@211 327 | CLASS SYMBOL SYMBOL EQ cexp (let
adamc@211 328 val loc = s (CLASSleft, cexpright)
adamc@211 329 val k = (KType, loc)
adamc@211 330 val c = (CAbs (SYMBOL2, SOME k, cexp), loc)
adamc@211 331 in
adamc@211 332 (DClass (SYMBOL1, c), s (CLASSleft, cexpright))
adamc@211 333 end)
adamc@30 334
adamc@191 335 dargs : ([])
adamc@191 336 | SYMBOL dargs (SYMBOL :: dargs)
adamc@191 337
adamc@156 338 barOpt : ()
adamc@156 339 | BAR ()
adamc@156 340
adamc@156 341 dcons : dcon ([dcon])
adamc@156 342 | dcon BAR dcons (dcon :: dcons)
adamc@156 343
adamc@156 344 dcon : CSYMBOL (CSYMBOL, NONE)
adamc@156 345 | CSYMBOL OF cexp (CSYMBOL, SOME cexp)
adamc@156 346
adamc@123 347 vali : SYMBOL EQ eexp (SYMBOL, NONE, eexp)
adamc@123 348 | SYMBOL COLON cexp EQ eexp (SYMBOL, SOME cexp, eexp)
adamc@123 349
adamc@123 350 valis : vali ([vali])
adamc@123 351 | vali AND valis (vali :: valis)
adamc@123 352
adamc@42 353 sgn : sgntm (sgntm)
adamc@40 354 | FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@40 355 (SgnFun (CSYMBOL, sgn1, sgn2), s (FUNCTORleft, sgn2right))
adamc@30 356
adamc@42 357 sgntm : SIG sgis END (SgnConst sgis, s (SIGleft, ENDright))
adamc@59 358 | mpath (case mpath of
adamc@61 359 [] => raise Fail "Impossible mpath parse [2]"
adamc@59 360 | [x] => SgnVar x
adamc@59 361 | m :: ms => SgnProj (m,
adamc@59 362 List.take (ms, length ms - 1),
adamc@59 363 List.nth (ms, length ms - 1)),
adamc@59 364 s (mpathleft, mpathright))
adamc@42 365 | sgntm WHERE CON SYMBOL EQ cexp (SgnWhere (sgntm, SYMBOL, cexp), s (sgntmleft, cexpright))
adamc@42 366 | sgntm WHERE LTYPE SYMBOL EQ cexp(SgnWhere (sgntm, SYMBOL, cexp), s (sgntmleft, cexpright))
adamc@42 367 | LPAREN sgn RPAREN (sgn)
adamc@42 368
adamc@30 369 sgi : CON SYMBOL DCOLON kind (SgiConAbs (SYMBOL, kind), s (CONleft, kindright))
adamc@30 370 | LTYPE SYMBOL (SgiConAbs (SYMBOL, (KType, s (LTYPEleft, SYMBOLright))),
adamc@30 371 s (LTYPEleft, SYMBOLright))
adamc@30 372 | CON SYMBOL EQ cexp (SgiCon (SYMBOL, NONE, cexp), s (CONleft, cexpright))
adamc@30 373 | CON SYMBOL DCOLON kind EQ cexp (SgiCon (SYMBOL, SOME kind, cexp), s (CONleft, cexpright))
adamc@30 374 | LTYPE SYMBOL EQ cexp (SgiCon (SYMBOL, SOME (KType, s (LTYPEleft, cexpright)), cexp),
adamc@30 375 s (LTYPEleft, cexpright))
adamc@191 376 | DATATYPE SYMBOL dargs EQ barOpt dcons(SgiDatatype (SYMBOL, dargs, dcons), s (DATATYPEleft, dconsright))
adamc@191 377 | DATATYPE SYMBOL dargs EQ DATATYPE CSYMBOL DOT path
adamc@191 378 (case dargs of
adamc@191 379 [] => (SgiDatatypeImp (SYMBOL, CSYMBOL :: #1 path, #2 path), s (DATATYPEleft, pathright))
adamc@191 380 | _ => raise Fail "Arguments specified for imported datatype")
adamc@30 381 | VAL SYMBOL COLON cexp (SgiVal (SYMBOL, cexp), s (VALleft, cexpright))
adamc@30 382
adamc@30 383 | STRUCTURE CSYMBOL COLON sgn (SgiStr (CSYMBOL, sgn), s (STRUCTUREleft, sgnright))
adamc@59 384 | SIGNATURE CSYMBOL EQ sgn (SgiSgn (CSYMBOL, sgn), s (SIGNATUREleft, sgnright))
adamc@42 385 | FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@42 386 (SgiStr (CSYMBOL1,
adamc@42 387 (SgnFun (CSYMBOL2, sgn1, sgn2), s (FUNCTORleft, sgn2right))),
adamc@42 388 s (FUNCTORleft, sgn2right))
adamc@58 389 | INCLUDE sgn (SgiInclude sgn, s (INCLUDEleft, sgnright))
adamc@88 390 | CONSTRAINT cterm TWIDDLE cterm (SgiConstraint (cterm1, cterm2), s (CONSTRAINTleft, ctermright))
adamc@203 391 | TABLE SYMBOL COLON cexp (SgiTable (SYMBOL, entable cexp), s (TABLEleft, cexpright))
adamc@211 392 | CLASS SYMBOL (SgiClassAbs SYMBOL, s (CLASSleft, SYMBOLright))
adamc@211 393 | CLASS SYMBOL EQ cexp (SgiClass (SYMBOL, cexp), s (CLASSleft, cexpright))
adamc@211 394 | CLASS SYMBOL SYMBOL EQ cexp (let
adamc@211 395 val loc = s (CLASSleft, cexpright)
adamc@211 396 val k = (KType, loc)
adamc@211 397 val c = (CAbs (SYMBOL2, SOME k, cexp), loc)
adamc@211 398 in
adamc@211 399 (SgiClass (SYMBOL1, c), s (CLASSleft, cexpright))
adamc@211 400 end)
adamc@30 401
adamc@30 402 sgis : ([])
adamc@30 403 | sgi sgis (sgi :: sgis)
adamc@30 404
adamc@30 405 str : STRUCT decls END (StrConst decls, s (STRUCTleft, ENDright))
adamc@34 406 | spath (spath)
adamc@40 407 | FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN DARROW str
adamc@40 408 (StrFun (CSYMBOL, sgn, NONE, str), s (FUNCTORleft, strright))
adamc@40 409 | FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn DARROW str
adamc@40 410 (StrFun (CSYMBOL, sgn1, SOME sgn2, str), s (FUNCTORleft, strright))
adamc@44 411 | spath LPAREN str RPAREN (StrApp (spath, str), s (spathleft, RPARENright))
adamc@34 412
adamc@34 413 spath : CSYMBOL (StrVar CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@34 414 | spath DOT CSYMBOL (StrProj (spath, CSYMBOL), s (spathleft, CSYMBOLright))
adamc@30 415
adamc@1 416 kind : TYPE (KType, s (TYPEleft, TYPEright))
adamc@1 417 | NAME (KName, s (NAMEleft, NAMEright))
adamc@1 418 | LBRACE kind RBRACE (KRecord kind, s (LBRACEleft, RBRACEright))
adamc@1 419 | kind ARROW kind (KArrow (kind1, kind2), s (kind1left, kind2right))
adamc@1 420 | LPAREN kind RPAREN (#1 kind, s (LPARENleft, RPARENright))
adamc@82 421 | KUNIT (KUnit, s (KUNITleft, KUNITright))
adamc@18 422 | UNDERUNDER (KWild, s (UNDERUNDERleft, UNDERUNDERright))
adamc@207 423 | LPAREN ktuple RPAREN (KTuple ktuple, s (LPARENleft, RPARENright))
adamc@207 424
adamc@207 425 ktuple : kind STAR kind ([kind1, kind2])
adamc@207 426 | kind STAR ktuple (kind :: ktuple)
adamc@1 427
adamc@1 428 capps : cterm (cterm)
adamc@1 429 | capps cterm (CApp (capps, cterm), s (cappsleft, ctermright))
adamc@1 430
adamc@1 431 cexp : capps (capps)
adamc@1 432 | cexp ARROW cexp (TFun (cexp1, cexp2), s (cexp1left, cexp2right))
adamc@15 433 | SYMBOL kcolon kind ARROW cexp (TCFun (kcolon, SYMBOL, kind, cexp), s (SYMBOLleft, cexpright))
adamc@1 434
adamc@1 435 | cexp PLUSPLUS cexp (CConcat (cexp1, cexp2), s (cexp1left, cexp1right))
adamc@1 436
adamc@67 437 | FN SYMBOL DARROW cexp (CAbs (SYMBOL, NONE, cexp), s (FNleft, cexpright))
adamc@67 438 | FN SYMBOL DCOLON kind DARROW cexp (CAbs (SYMBOL, SOME kind, cexp), s (FNleft, cexpright))
adamc@84 439 | cterm TWIDDLE cterm DARROW cexp(CDisjoint (cterm1, cterm2, cexp), s (cterm1left, cexpright))
adamc@85 440 | cterm TWIDDLE cterm ARROW cexp (TDisjoint (cterm1, cterm2, cexp), s (cterm1left, cexpright))
adamc@1 441
adamc@8 442 | LPAREN cexp RPAREN DCOLON kind (CAnnot (cexp, kind), s (LPARENleft, kindright))
adamc@6 443
adamc@18 444 | UNDER DCOLON kind (CWild kind, s (UNDERleft, UNDERright))
adamc@195 445 | ctuple (let
adamc@195 446 val loc = s (ctupleleft, ctupleright)
adamc@195 447 in
adamc@195 448 (TRecord (CRecord (ListUtil.mapi (fn (i, c) =>
adamc@195 449 ((CName (Int.toString (i + 1)), loc),
adamc@195 450 c)) ctuple),
adamc@195 451 loc), loc)
adamc@195 452 end)
adamc@18 453
adamc@1 454 kcolon : DCOLON (Explicit)
adamc@1 455 | TCOLON (Implicit)
adamc@1 456
adamc@34 457 path : SYMBOL ([], SYMBOL)
adamc@34 458 | CSYMBOL DOT path (let val (ms, x) = path in (CSYMBOL :: ms, x) end)
adamc@34 459
adamc@156 460 cpath : CSYMBOL ([], CSYMBOL)
adamc@156 461 | CSYMBOL DOT cpath (let val (ms, x) = cpath in (CSYMBOL :: ms, x) end)
adamc@156 462
adamc@59 463 mpath : CSYMBOL ([CSYMBOL])
adamc@59 464 | CSYMBOL DOT mpath (CSYMBOL :: mpath)
adamc@59 465
adamc@1 466 cterm : LPAREN cexp RPAREN (#1 cexp, s (LPARENleft, RPARENright))
adamc@1 467 | LBRACK rcon RBRACK (CRecord rcon, s (LBRACKleft, RBRACKright))
adamc@83 468 | LBRACK rconn RBRACK (CRecord rconn, s (LBRACKleft, RBRACKright))
adamc@1 469 | LBRACE rcone RBRACE (TRecord (CRecord rcone, s (LBRACEleft, RBRACEright)),
adamc@1 470 s (LBRACEleft, RBRACEright))
adamc@1 471 | DOLLAR cterm (TRecord cterm, s (DOLLARleft, ctermright))
adamc@1 472 | HASH CSYMBOL (CName CSYMBOL, s (HASHleft, CSYMBOLright))
adamc@195 473 | HASH INT (CName (Int64.toString INT), s (HASHleft, INTright))
adamc@1 474
adamc@34 475 | path (CVar path, s (pathleft, pathright))
adamc@207 476 | path DOT INT (CProj ((CVar path, s (pathleft, pathright)), Int64.toInt INT),
adamc@207 477 s (pathleft, INTright))
adamc@18 478 | UNDER (CWild (KWild, s (UNDERleft, UNDERright)), s (UNDERleft, UNDERright))
adamc@67 479 | FOLD (CFold, s (FOLDleft, FOLDright))
adamc@82 480 | UNIT (CUnit, s (UNITleft, UNITright))
adamc@207 481 | LPAREN ctuplev RPAREN (CTuple ctuplev, s (LPARENleft, RPARENright))
adamc@207 482
adamc@207 483 ctuplev: cexp COMMA cexp ([cexp1, cexp2])
adamc@207 484 | cexp COMMA ctuplev (cexp :: ctuplev)
adamc@1 485
adamc@196 486 ctuple : capps STAR capps ([capps1, capps2])
adamc@196 487 | capps STAR ctuple (capps :: ctuple)
adamc@195 488
adamc@1 489 rcon : ([])
adamc@1 490 | ident EQ cexp ([(ident, cexp)])
adamc@1 491 | ident EQ cexp COMMA rcon ((ident, cexp) :: rcon)
adamc@1 492
adamc@83 493 rconn : ident ([(ident, (CUnit, s (identleft, identright)))])
adamc@83 494 | ident COMMA rconn ((ident, (CUnit, s (identleft, identright))) :: rconn)
adamc@83 495
adamc@1 496 rcone : ([])
adamc@1 497 | ident COLON cexp ([(ident, cexp)])
adamc@1 498 | ident COLON cexp COMMA rcone ((ident, cexp) :: rcone)
adamc@1 499
adamc@1 500 ident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@195 501 | INT (CName (Int64.toString INT), s (INTleft, INTright))
adamc@200 502 | SYMBOL (CVar ([], SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@8 503
adamc@8 504 eapps : eterm (eterm)
adamc@8 505 | eapps eterm (EApp (eapps, eterm), s (eappsleft, etermright))
adamc@8 506 | eapps LBRACK cexp RBRACK (ECApp (eapps, cexp), s (eappsleft, RBRACKright))
adamc@8 507
adamc@8 508 eexp : eapps (eapps)
adamc@8 509 | FN SYMBOL kcolon kind DARROW eexp (ECAbs (kcolon, SYMBOL, kind, eexp), s (FNleft, eexpright))
adamc@8 510 | FN SYMBOL COLON cexp DARROW eexp (EAbs (SYMBOL, SOME cexp, eexp), s (FNleft, eexpright))
adamc@8 511 | FN SYMBOL DARROW eexp (EAbs (SYMBOL, NONE, eexp), s (FNleft, eexpright))
adamc@212 512 | FN UNDER COLON cexp DARROW eexp (EAbs ("_", SOME cexp, eexp), s (FNleft, eexpright))
adamc@93 513 | LBRACK cterm TWIDDLE cterm RBRACK DARROW eexp(EDisjoint (cterm1, cterm2, eexp), s (LBRACKleft, RBRACKright))
adamc@93 514 | FN UNIT DARROW eexp (let
adamc@93 515 val loc = s (FNleft, eexpright)
adamc@93 516 in
adamc@93 517 (EAbs ("_", SOME (TRecord (CRecord [], loc), loc), eexp), loc)
adamc@93 518 end)
adamc@8 519
adamc@196 520 | eexp COLON cexp (EAnnot (eexp, cexp), s (eexpleft, cexpright))
adamc@149 521 | eexp MINUSMINUS cexp (ECut (eexp, cexp), s (eexpleft, cexpright))
adamc@170 522 | CASE eexp OF barOpt branch branchs (ECase (eexp, branch :: branchs), s (CASEleft, branchsright))
adamc@190 523 | IF eexp THEN eexp ELSE eexp (let
adamc@190 524 val loc = s (IFleft, eexp3right)
adamc@190 525 in
adamc@190 526 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc), eexp2),
adamc@190 527 ((PCon (["Basis"], "False", NONE), loc), eexp3)]), loc)
adamc@190 528 end)
adamc@8 529
adamc@8 530 eterm : LPAREN eexp RPAREN (#1 eexp, s (LPARENleft, RPARENright))
adamc@195 531 | LPAREN etuple RPAREN (let
adamc@195 532 val loc = s (LPARENleft, RPARENright)
adamc@195 533 in
adamc@195 534 (ERecord (ListUtil.mapi (fn (i, e) =>
adamc@195 535 ((CName (Int.toString (i + 1)), loc),
adamc@195 536 e)) etuple), loc)
adamc@195 537 end)
adamc@8 538
adamc@34 539 | path (EVar path, s (pathleft, pathright))
adamc@156 540 | cpath (EVar cpath, s (cpathleft, cpathright))
adamc@12 541 | LBRACE rexp RBRACE (ERecord rexp, s (LBRACEleft, RBRACEright))
adamc@110 542 | UNIT (ERecord [], s (UNITleft, UNITright))
adamc@12 543
adamc@14 544 | INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@14 545 | FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adamc@14 546 | STRING (EPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@14 547
adamc@200 548 | path DOT idents (let
adamc@200 549 val loc = s (pathleft, identsright)
adamc@200 550 in
adamc@200 551 foldl (fn (ident, e) =>
adamc@200 552 (EField (e, ident), loc))
adamc@200 553 (EVar path, s (pathleft, pathright)) idents
adamc@200 554 end)
adamc@71 555 | FOLD (EFold, s (FOLDleft, FOLDright))
adamc@71 556
adamc@91 557 | XML_BEGIN xml XML_END (xml)
adamc@91 558 | XML_BEGIN XML_END (EApp ((EVar (["Basis"], "cdata"), s (XML_BEGINleft, XML_ENDright)),
adamc@91 559 (EPrim (Prim.String ""), s (XML_BEGINleft, XML_ENDright))),
adamc@91 560 s (XML_BEGINleft, XML_ENDright))
adamc@204 561 | LPAREN query RPAREN (query)
adamc@211 562 | UNDER (EWild, s (UNDERleft, UNDERright))
adamc@91 563
adamc@200 564 idents : ident ([ident])
adamc@200 565 | ident DOT idents (ident :: idents)
adamc@200 566
adamc@195 567 etuple : eexp COMMA eexp ([eexp1, eexp2])
adamc@195 568 | eexp COMMA etuple (eexp :: etuple)
adamc@195 569
adamc@170 570 branch : pat DARROW eexp (pat, eexp)
adamc@170 571
adamc@170 572 branchs: ([])
adamc@170 573 | BAR branch branchs (branch :: branchs)
adamc@170 574
adamc@170 575 pat : pterm (pterm)
adamc@170 576 | cpath pterm (PCon (#1 cpath, #2 cpath, SOME pterm), s (cpathleft, ptermright))
adamc@170 577
adamc@170 578 pterm : SYMBOL (PVar SYMBOL, s (SYMBOLleft, SYMBOLright))
adamc@170 579 | cpath (PCon (#1 cpath, #2 cpath, NONE), s (cpathleft, cpathright))
adamc@170 580 | UNDER (PWild, s (UNDERleft, UNDERright))
adamc@173 581 | INT (PPrim (Prim.Int INT), s (INTleft, INTright))
adamc@173 582 | STRING (PPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@170 583 | LPAREN pat RPAREN (pat)
adamc@174 584 | LBRACE RBRACE (PRecord ([], false), s (LBRACEleft, RBRACEright))
adamc@174 585 | UNIT (PRecord ([], false), s (UNITleft, UNITright))
adamc@174 586 | LBRACE rpat RBRACE (PRecord rpat, s (LBRACEleft, RBRACEright))
adamc@195 587 | LPAREN ptuple RPAREN (PRecord (ListUtil.mapi (fn (i, p) => (Int.toString (i + 1), p)) ptuple,
adamc@195 588 false),
adamc@195 589 s (LPARENleft, RPARENright))
adamc@174 590
adamc@175 591 rpat : CSYMBOL EQ pat ([(CSYMBOL, pat)], false)
adamc@174 592 | DOTDOTDOT ([], true)
adamc@175 593 | CSYMBOL EQ pat COMMA rpat ((CSYMBOL, pat) :: #1 rpat, #2 rpat)
adamc@170 594
adamc@195 595 ptuple : pat COMMA pat ([pat1, pat2])
adamc@195 596 | pat COMMA ptuple (pat :: ptuple)
adamc@195 597
adamc@12 598 rexp : ([])
adamc@12 599 | ident EQ eexp ([(ident, eexp)])
adamc@12 600 | ident EQ eexp COMMA rexp ((ident, eexp) :: rexp)
adamc@91 601
adamc@141 602 xml : xmlOne xml (let
adamc@141 603 val pos = s (xmlOneleft, xmlright)
adamc@141 604 in
adamc@141 605 (EApp ((EApp (
adamc@141 606 (EVar (["Basis"], "join"), pos),
adamc@91 607 xmlOne), pos),
adamc@141 608 xml), pos)
adamc@141 609 end)
adamc@141 610 | xmlOne (xmlOne)
adamc@91 611
adamc@141 612 xmlOne : NOTAGS (EApp ((EVar (["Basis"], "cdata"), s (NOTAGSleft, NOTAGSright)),
adamc@141 613 (EPrim (Prim.String NOTAGS), s (NOTAGSleft, NOTAGSright))),
adamc@141 614 s (NOTAGSleft, NOTAGSright))
adamc@141 615 | tag DIVIDE GT (let
adamc@141 616 val pos = s (tagleft, GTright)
adamc@141 617 in
adamc@141 618 (EApp (#2 tag,
adamc@141 619 (EApp ((EVar (["Basis"], "cdata"), pos),
adamc@141 620 (EPrim (Prim.String ""), pos)),
adamc@141 621 pos)), pos)
adamc@141 622 end)
adamc@141 623
adamc@141 624 | tag GT xml END_TAG (let
adamc@141 625 val pos = s (tagleft, GTright)
adamc@141 626 in
adamc@141 627 if #1 tag = END_TAG then
adamc@141 628 if END_TAG = "lform" then
adamc@141 629 (EApp ((EVar (["Basis"], "lform"), pos),
adamc@141 630 xml), pos)
adamc@141 631 else
adamc@141 632 (EApp (#2 tag, xml), pos)
adamc@141 633 else
adamc@141 634 (ErrorMsg.errorAt pos "Begin and end tags don't match.";
adamc@141 635 (EFold, pos))
adamc@141 636 end)
adamc@141 637 | LBRACE eexp RBRACE (eexp)
adamc@92 638
adamc@141 639 tag : tagHead attrs (let
adamc@141 640 val pos = s (tagHeadleft, attrsright)
adamc@141 641 in
adamc@141 642 (#1 tagHead,
adamc@141 643 (EApp ((EApp ((EVar (["Basis"], "tag"), pos),
adamc@141 644 (ERecord attrs, pos)), pos),
adamc@141 645 (EApp (#2 tagHead,
adamc@141 646 (ERecord [], pos)), pos)),
adamc@141 647 pos))
adamc@141 648 end)
adamc@141 649
adamc@141 650 tagHead: BEGIN_TAG (let
adamc@141 651 val pos = s (BEGIN_TAGleft, BEGIN_TAGright)
adamc@141 652 in
adamc@141 653 (BEGIN_TAG,
adamc@141 654 (EVar ([], BEGIN_TAG), pos))
adamc@141 655 end)
adamc@141 656 | tagHead LBRACE cexp RBRACE (#1 tagHead, (ECApp (#2 tagHead, cexp), s (tagHeadleft, RBRACEright)))
adamc@92 657
adamc@104 658 attrs : ([])
adamc@104 659 | attr attrs (attr :: attrs)
adamc@104 660
adamc@204 661 attr : SYMBOL EQ attrv ((CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright)), attrv)
adamc@204 662
adamc@104 663 attrv : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@104 664 | FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adamc@104 665 | STRING (EPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@110 666 | LBRACE eexp RBRACE (eexp)
adamc@226 667
adamc@232 668 query : query1 obopt lopt ofopt (let
adamc@229 669 val loc = s (query1left, query1right)
adamc@230 670
adamc@230 671 val re = (ERecord [((CName "Rows", loc),
adamc@230 672 query1),
adamc@230 673 ((CName "OrderBy", loc),
adamc@231 674 obopt),
adamc@231 675 ((CName "Limit", loc),
adamc@232 676 lopt),
adamc@232 677 ((CName "Offset", loc),
adamc@232 678 ofopt)], loc)
adamc@229 679 in
adamc@230 680 (EApp ((EVar (["Basis"], "sql_query"), loc), re), loc)
adamc@229 681 end)
adamc@204 682
adamc@227 683 query1 : SELECT select FROM tables wopt gopt hopt
adamc@209 684 (let
adamc@204 685 val loc = s (SELECTleft, tablesright)
adamc@207 686
adamc@233 687 val (sel, exps) =
adamc@207 688 case select of
adamc@233 689 Star => (map (fn (nm, _) =>
adamc@233 690 (nm, (CTuple [(CWild (KRecord (KType, loc), loc),
adamc@233 691 loc),
adamc@233 692 (CRecord [], loc)],
adamc@233 693 loc))) tables,
adamc@233 694 [])
adamc@207 695 | Items sis =>
adamc@207 696 let
adamc@207 697 val tabs = map (fn (nm, _) => (nm, (CRecord [], loc))) tables
adamc@233 698 val (tabs, exps) = foldl (amend_select loc) (tabs, []) sis
adamc@207 699 in
adamc@233 700 (map (fn (nm, c) => (nm,
adamc@233 701 (CTuple [c,
adamc@233 702 (CWild (KRecord (KType, loc), loc),
adamc@233 703 loc)], loc))) tabs,
adamc@233 704 exps)
adamc@207 705 end
adamc@207 706
adamc@207 707 val sel = (CRecord sel, loc)
adamc@207 708
adamc@226 709 val grp = case gopt of
adamc@226 710 NONE => (ECApp ((EVar (["Basis"], "sql_subset_all"), loc),
adamc@226 711 (CWild (KRecord (KRecord (KType, loc), loc),
adamc@226 712 loc), loc)), loc)
adamc@226 713 | SOME gis =>
adamc@226 714 let
adamc@226 715 val tabs = map (fn (nm, _) =>
adamc@226 716 (nm, (CRecord [], loc))) tables
adamc@226 717 val tabs = foldl (amend_group loc) tabs gis
adamc@226 718
adamc@226 719 val tabs = map (fn (nm, c) =>
adamc@226 720 (nm,
adamc@226 721 (CTuple [c,
adamc@226 722 (CWild (KRecord (KType, loc),
adamc@226 723 loc),
adamc@226 724 loc)], loc))) tabs
adamc@226 725 in
adamc@226 726 (ECApp ((EVar (["Basis"], "sql_subset"), loc),
adamc@226 727 (CRecord tabs, loc)), loc)
adamc@226 728 end
adamc@226 729
adamc@229 730 val e = (EVar (["Basis"], "sql_query1"), loc)
adamc@209 731 val re = (ERecord [((CName "From", loc),
adamc@209 732 (ERecord tables, loc)),
adamc@209 733 ((CName "Where", loc),
adamc@223 734 wopt),
adamc@224 735 ((CName "GroupBy", loc),
adamc@226 736 grp),
adamc@224 737 ((CName "Having", loc),
adamc@224 738 hopt),
adamc@223 739 ((CName "SelectFields", loc),
adamc@223 740 (ECApp ((EVar (["Basis"], "sql_subset"), loc),
adamc@233 741 sel), loc)),
adamc@233 742 ((CName "SelectExps", loc),
adamc@233 743 (ERecord exps, loc))], loc)
adamc@223 744
adamc@209 745 val e = (EApp (e, re), loc)
adamc@204 746 in
adamc@207 747 e
adamc@204 748 end)
adamc@229 749 | query1 UNION query1 (sql_relop ("union", query11, query12, s (query11left, query12right)))
adamc@229 750 | query1 INTERSECT query1 (sql_relop ("intersect", query11, query12, s (query11left, query12right)))
adamc@229 751 | query1 EXCEPT query1 (sql_relop ("except", query11, query12, s (query11left, query12right)))
adamc@204 752
adamc@204 753 tables : table ([table])
adamc@204 754 | table COMMA tables (table :: tables)
adamc@204 755
adamc@204 756 tname : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@204 757 | LBRACE cexp RBRACE (cexp)
adamc@204 758
adamc@207 759 table : SYMBOL ((CName SYMBOL, s (SYMBOLleft, SYMBOLright)),
adamc@204 760 (EVar ([], SYMBOL), s (SYMBOLleft, SYMBOLright)))
adamc@204 761 | SYMBOL AS tname (tname, (EVar ([], SYMBOL), s (SYMBOLleft, SYMBOLright)))
adamc@221 762 | LBRACE LBRACE eexp RBRACE RBRACE AS tname (tname, eexp)
adamc@207 763
adamc@207 764 tident : SYMBOL (CName SYMBOL, s (SYMBOLleft, SYMBOLright))
adamc@207 765 | CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@221 766 | LBRACE LBRACE cexp RBRACE RBRACE (cexp)
adamc@207 767
adamc@207 768 fident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@207 769 | LBRACE cexp RBRACE (cexp)
adamc@207 770
adamc@207 771 seli : tident DOT fident (Field (tident, fident))
adamc@233 772 | sqlexp AS fident (Exp (fident, sqlexp))
adamc@207 773
adamc@207 774 selis : seli ([seli])
adamc@207 775 | seli COMMA selis (seli :: selis)
adamc@207 776
adamc@207 777 select : STAR (Star)
adamc@207 778 | selis (Items selis)
adamc@209 779
adamc@209 780 sqlexp : TRUE (sql_inject (EVar (["Basis"], "True"),
adamc@209 781 EVar (["Basis"], "sql_bool"),
adamc@209 782 s (TRUEleft, TRUEright)))
adamc@209 783 | FALSE (sql_inject (EVar (["Basis"], "False"),
adamc@209 784 EVar (["Basis"], "sql_bool"),
adamc@209 785 s (FALSEleft, FALSEright)))
adamc@209 786
adamc@222 787 | INT (sql_inject (EPrim (Prim.Int INT),
adamc@222 788 EVar (["Basis"], "sql_int"),
adamc@222 789 s (INTleft, INTright)))
adamc@222 790 | FLOAT (sql_inject (EPrim (Prim.Float FLOAT),
adamc@222 791 EVar (["Basis"], "sql_float"),
adamc@222 792 s (FLOATleft, FLOATright)))
adamc@229 793 | STRING (sql_inject (EPrim (Prim.String STRING),
adamc@229 794 EVar (["Basis"], "sql_string"),
adamc@229 795 s (STRINGleft, STRINGright)))
adamc@222 796
adamc@221 797 | tident DOT fident (let
adamc@221 798 val loc = s (tidentleft, fidentright)
adamc@221 799 val e = (EVar (["Basis"], "sql_field"), loc)
adamc@221 800 val e = (ECApp (e, tident), loc)
adamc@221 801 in
adamc@221 802 (ECApp (e, fident), loc)
adamc@221 803 end)
adamc@221 804
adamc@219 805 | sqlexp EQ sqlexp (sql_compare ("eq", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@219 806 | sqlexp NE sqlexp (sql_compare ("ne", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@219 807 | sqlexp LT sqlexp (sql_compare ("lt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@219 808 | sqlexp LE sqlexp (sql_compare ("le", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@219 809 | sqlexp GT sqlexp (sql_compare ("gt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@219 810 | sqlexp GE sqlexp (sql_compare ("ge", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@219 811
adamc@220 812 | sqlexp CAND sqlexp (sql_binary ("and", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@220 813 | sqlexp OR sqlexp (sql_binary ("or", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@220 814 | NOT sqlexp (sql_unary ("not", sqlexp, s (NOTleft, sqlexpright)))
adamc@220 815
adamc@210 816 | LBRACE eexp RBRACE (sql_inject (#1 eexp,
adamc@211 817 EWild,
adamc@210 818 s (LBRACEleft, RBRACEright)))
adamc@220 819 | LPAREN sqlexp RPAREN (sqlexp)
adamc@210 820
adamc@209 821 wopt : (sql_inject (EVar (["Basis"], "True"),
adamc@209 822 EVar (["Basis"], "sql_bool"),
adamc@230 823 dummy))
adamc@209 824 | CWHERE sqlexp (sqlexp)
adamc@226 825
adamc@226 826 groupi : tident DOT fident (GField (tident, fident))
adamc@226 827
adamc@226 828 groupis: groupi ([groupi])
adamc@226 829 | groupi COMMA groupis (groupi :: groupis)
adamc@226 830
adamc@226 831 gopt : (NONE)
adamc@226 832 | GROUP BY groupis (SOME groupis)
adamc@227 833
adamc@227 834 hopt : (sql_inject (EVar (["Basis"], "True"),
adamc@227 835 EVar (["Basis"], "sql_bool"),
adamc@230 836 dummy))
adamc@227 837 | HAVING sqlexp (sqlexp)
adamc@230 838
adamc@230 839 obopt : (ECApp ((EVar (["Basis"], "sql_order_by_Nil"), dummy),
adamc@230 840 (CWild (KRecord (KRecord (KType, dummy), dummy), dummy), dummy)),
adamc@230 841 dummy)
adamc@230 842 | ORDER BY obexps (obexps)
adamc@230 843
adamc@230 844 obexps : sqlexp (let
adamc@230 845 val loc = s (sqlexpleft, sqlexpright)
adamc@230 846
adamc@230 847 val e' = (ECApp ((EVar (["Basis"], "sql_order_by_Nil"), loc),
adamc@230 848 (CWild (KRecord (KRecord (KType, loc), loc), loc), loc)),
adamc@230 849 loc)
adamc@230 850 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons"), loc),
adamc@230 851 sqlexp), loc)
adamc@230 852 in
adamc@230 853 (EApp (e, e'), loc)
adamc@230 854 end)
adamc@230 855 | sqlexp COMMA obexps (let
adamc@230 856 val loc = s (sqlexpleft, obexpsright)
adamc@230 857
adamc@230 858 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons"), loc),
adamc@230 859 sqlexp), loc)
adamc@230 860 in
adamc@230 861 (EApp (e, obexps), loc)
adamc@230 862 end)
adamc@231 863
adamc@231 864 lopt : (EVar (["Basis"], "sql_no_limit"), dummy)
adamc@232 865 | LIMIT ALL (EVar (["Basis"], "sql_no_limit"), dummy)
adamc@231 866 | LIMIT sqlint (let
adamc@231 867 val loc = s (LIMITleft, sqlintright)
adamc@231 868 in
adamc@231 869 (EApp ((EVar (["Basis"], "sql_limit"), loc), sqlint), loc)
adamc@231 870 end)
adamc@231 871
adamc@232 872 ofopt : (EVar (["Basis"], "sql_no_offset"), dummy)
adamc@232 873 | OFFSET sqlint (let
adamc@232 874 val loc = s (OFFSETleft, sqlintright)
adamc@232 875 in
adamc@232 876 (EApp ((EVar (["Basis"], "sql_offset"), loc), sqlint), loc)
adamc@232 877 end)
adamc@232 878
adamc@231 879 sqlint : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@231 880 | LBRACE eexp RBRACE (eexp)