Ur/Web: src/urweb.grm annotate

annotate src/urweb.grm @ 1401:af501150678a

Error message when FOREIGN KEY listts have different lengths

author	Adam Chlipala <adam@chlipala.net>
date	Sun, 16 Jan 2011 14:16:09 -0500
parents	02fc16faecf3
children	5f4fee8a4dcd

rev	line source
adamc@1191	1 (* Copyright (c) 2008-2010, Adam Chlipala
adamc@1	2 * All rights reserved.
adamc@1	3 *
adamc@1	4 * Redistribution and use in source and binary forms, with or without
adamc@1	5 * modification, are permitted provided that the following conditions are met:
adamc@1	6 *
adamc@1	7 * - Redistributions of source code must retain the above copyright notice,
adamc@1	8 * this list of conditions and the following disclaimer.
adamc@1	9 * - Redistributions in binary form must reproduce the above copyright notice,
adamc@1	10 * this list of conditions and the following disclaimer in the documentation
adamc@1	11 * and/or other materials provided with the distribution.
adamc@1	12 * - The names of contributors may not be used to endorse or promote products
adamc@1	13 * derived from this software without specific prior written permission.
adamc@1	14 *
adamc@339	15 * THIS SOFTARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
adamc@1	16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
adamc@1	17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
adamc@1	18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
adamc@1	19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
adamc@1	20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
adamc@1	21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
adamc@1	22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
adamc@1	23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
adamc@1	24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
adamc@1	25 * POSSIBILITY OF SUCH DAMAGE.
adamc@1	26 *)
adamc@1	27
adamc@244	28 (* Grammar for Ur/Web programs *)
adamc@1	29
adamc@4	30 open Source
adamc@1	31
adamc@1	32 val s = ErrorMsg.spanOf
adamc@230	33 val dummy = ErrorMsg.dummySpan
adamc@1	34
adamc@204	35 fun capitalize "" = ""
adamc@204	36 \| capitalize s = str (Char.toUpper (String.sub (s, 0))) ^ String.extract (s, 1, NONE)
adamc@104	37
adamc@203	38 fun entable t =
adamc@203	39 case #1 t of
adamc@203	40 TRecord c => c
adamc@203	41 \| _ => t
adamc@203	42
adamc@207	43 datatype select_item =
adamc@207	44 Field of con * con
adamc@1194	45 \| Exp of con option * exp
adamc@341	46 \| Fields of con * con
adamc@207	47
adamc@207	48 datatype select =
adamc@207	49 Star
adamc@207	50 \| Items of select_item list
adamc@207	51
adamc@226	52 datatype group_item =
adamc@226	53 GField of con * con
adamc@226	54
adamc@207	55 fun eqTnames ((c1, _), (c2, _)) =
adamc@207	56 case (c1, c2) of
adamc@207	57 (CVar (ms1, x1), CVar (ms2, x2)) => ms1 = ms2 andalso x1 = x2
adamc@207	58 \| (CName x1, CName x2) => x1 = x2
adamc@207	59 \| _ => false
adamc@207	60
adamc@1194	61 fun amend_select loc (si, (count, tabs, exps)) =
adamc@233	62 case si of
adamc@233	63 Field (tx, fx) =>
adamc@233	64 let
adamc@233	65 val c = (CRecord ([(fx, (CWild (KType, loc), loc))]), loc)
adamc@207	66
adamc@233	67 val (tabs, found) = ListUtil.foldlMap (fn ((tx', c'), found) =>
adamc@233	68 if eqTnames (tx, tx') then
adamc@233	69 ((tx', (CConcat (c, c'), loc)), true)
adamc@233	70 else
adamc@233	71 ((tx', c'), found))
adamc@233	72 false tabs
adamc@233	73 in
adamc@233	74 if found then
adamc@233	75 ()
adamc@233	76 else
adamc@233	77 ErrorMsg.errorAt loc "Select of field from unbound table";
adamc@233	78
adamc@1194	79 (count, tabs, exps)
adamc@233	80 end
adamc@341	81 \| Fields (tx, fs) =>
adamc@341	82 let
adamc@341	83 val (tabs, found) = ListUtil.foldlMap (fn ((tx', c'), found) =>
adamc@341	84 if eqTnames (tx, tx') then
adamc@341	85 ((tx', (CConcat (fs, c'), loc)), true)
adamc@341	86 else
adamc@341	87 ((tx', c'), found))
adamc@341	88 false tabs
adamc@341	89 in
adamc@341	90 if found then
adamc@341	91 ()
adamc@341	92 else
adamc@341	93 ErrorMsg.errorAt loc "Select of field from unbound table";
adamc@341	94
adamc@1194	95 (count, tabs, exps)
adamc@341	96 end
adamc@1194	97 \| Exp (SOME c, e) => (count, tabs, (c, e) :: exps)
adamc@1194	98 \| Exp (NONE, e) => (count+1, tabs, ((CName (Int.toString count), loc), e) :: exps)
adamc@207	99
adamc@226	100 fun amend_group loc (gi, tabs) =
adamc@226	101 let
adamc@226	102 val (tx, c) = case gi of
adamc@226	103 GField (tx, fx) => (tx, (CRecord ([(fx, (CWild (KType, loc), loc))]), loc))
adamc@226	104
adamc@226	105 val (tabs, found) = ListUtil.foldlMap (fn ((tx', c'), found) =>
adamc@226	106 if eqTnames (tx, tx') then
adamc@226	107 ((tx', (CConcat (c, c'), loc)), true)
adamc@226	108 else
adamc@226	109 ((tx', c'), found))
adamc@226	110 false tabs
adamc@226	111 in
adamc@226	112 if found then
adamc@226	113 ()
adamc@226	114 else
adamc@226	115 ErrorMsg.errorAt loc "Select of field from unbound table";
adamc@226	116
adamc@226	117 tabs
adamc@226	118 end
adamc@226	119
adamc@403	120 fun sql_inject (v, loc) =
adamc@403	121 (EApp ((EVar (["Basis"], "sql_inject", Infer), loc), (v, loc)), loc)
adamc@209	122
adamc@220	123 fun sql_binary (oper, sqlexp1, sqlexp2, loc) =
adamc@220	124 let
adamc@403	125 val e = (EVar (["Basis"], "sql_binary", Infer), loc)
adamc@403	126 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@220	127 val e = (EApp (e, sqlexp1), loc)
adamc@220	128 in
adamc@220	129 (EApp (e, sqlexp2), loc)
adamc@220	130 end
adamc@220	131
adamc@220	132 fun sql_unary (oper, sqlexp, loc) =
adamc@220	133 let
adamc@403	134 val e = (EVar (["Basis"], "sql_unary", Infer), loc)
adamc@403	135 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@220	136 in
adamc@220	137 (EApp (e, sqlexp), loc)
adamc@219	138 end
adamc@219	139
adamc@229	140 fun sql_relop (oper, sqlexp1, sqlexp2, loc) =
adamc@229	141 let
adamc@403	142 val e = (EVar (["Basis"], "sql_relop", Infer), loc)
adamc@403	143 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@229	144 val e = (EApp (e, sqlexp1), loc)
adamc@229	145 in
adamc@229	146 (EApp (e, sqlexp2), loc)
adamc@229	147 end
adamc@229	148
adamc@441	149 fun sql_nfunc (oper, loc) =
adamc@441	150 let
adamc@441	151 val e = (EVar (["Basis"], "sql_nfunc", Infer), loc)
adamc@441	152 in
adamc@441	153 (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@441	154 end
adamc@441	155
adamc@389	156 fun native_unop (oper, e1, loc) =
adamc@389	157 let
adamc@403	158 val e = (EVar (["Basis"], oper, Infer), loc)
adamc@389	159 in
adamc@389	160 (EApp (e, e1), loc)
adamc@389	161 end
adamc@389	162
adamc@256	163 fun native_op (oper, e1, e2, loc) =
adamc@256	164 let
adamc@403	165 val e = (EVar (["Basis"], oper, Infer), loc)
adamc@256	166 val e = (EApp (e, e1), loc)
adamc@256	167 in
adamc@256	168 (EApp (e, e2), loc)
adamc@256	169 end
adamc@256	170
adamc@310	171 val inDml = ref false
adamc@310	172
adamc@325	173 fun tagIn bt =
adamc@325	174 case bt of
adamc@325	175 "table" => "tabl"
adamc@325	176 \| _ => bt
adamc@325	177
adamc@709	178 datatype prop_kind = Delete \| Update
adamc@709	179
adamc@721	180 datatype attr = Class of exp \| Normal of con * exp
adamc@721	181
adamc@822	182 fun patType loc (p : pat) =
adamc@822	183 case #1 p of
adamc@822	184 PAnnot (_, t) => t
adamc@822	185 \| _ => (CWild (KType, loc), loc)
adamc@822	186
adamc@1265	187 fun tnamesOf (e, _) =
adamc@1265	188 case e of
adamc@1265	189 EApp (e1, e2) => tnamesOf e1 @ tnamesOf e2
adamc@1265	190 \| ECApp (e, c as (CName _, _)) =>
adamc@1265	191 let
adamc@1265	192 fun isFt (e, _) =
adamc@1265	193 case e of
adamc@1265	194 EVar (["Basis"], "sql_from_table", _) => true
adamc@1265	195 \| EVar ([], "sql_from_table", _) => true
adamc@1265	196 \| ECApp (e, _) => isFt e
adamc@1265	197 \| EApp (e, _) => isFt e
adamc@1265	198 \| EDisjointApp e => isFt e
adamc@1265	199 \| _ => false
adamc@1265	200 in
adamc@1265	201 (if isFt e then [c] else []) @ tnamesOf e
adamc@1265	202 end
adamc@1265	203 \| ECApp (e, _) => tnamesOf e
adamc@1265	204 \| EDisjointApp e => tnamesOf e
adamc@1265	205 \| _ => []
adamc@1265	206
adamc@1	207 %%
adamc@244	208 %header (functor UrwebLrValsFn(structure Token : TOKEN))
adamc@1	209
adamc@1	210 %term
adamc@1	211 EOF
adamc@821	212 \| STRING of string \| INT of Int64.int \| FLOAT of Real64.real \| CHAR of char
adamc@1	213 \| SYMBOL of string \| CSYMBOL of string
adamc@1	214 \| LPAREN \| RPAREN \| LBRACK \| RBRACK \| LBRACE \| RBRACE
adam@1306	215 \| EQ \| COMMA \| COLON \| DCOLON \| DCOLONWILD \| TCOLON \| TCOLONWILD \| DOT \| HASH \| UNDER \| UNDERUNDER \| BAR
adamc@403	216 \| PLUS \| MINUS \| DIVIDE \| DOTDOTDOT \| MOD \| AT
adamc@623	217 \| CON \| LTYPE \| VAL \| REC \| AND \| FUN \| MAP \| UNIT \| KUNIT \| CLASS
adamc@156	218 \| DATATYPE \| OF
adamc@7	219 \| TYPE \| NAME
adamc@629	220 \| ARROW \| LARROW \| DARROW \| STAR \| SEMI \| KARROW \| DKARROW \| BANG
adamc@674	221 \| FN \| PLUSPLUS \| MINUSMINUS \| MINUSMINUSMINUS \| DOLLAR \| TWIDDLE \| CARET
adamc@446	222 \| LET \| IN
adamc@1071	223 \| STRUCTURE \| SIGNATURE \| STRUCT \| SIG \| END \| FUNCTOR \| WHERE \| EXTERN \| SQL \| SELECT1
adamc@754	224 \| INCLUDE \| OPEN \| CONSTRAINT \| CONSTRAINTS \| EXPORT \| TABLE \| SEQUENCE \| VIEW
adamc@1199	225 \| COOKIE \| STYLE \| TASK \| POLICY
adamc@842	226 \| CASE \| IF \| THEN \| ELSE \| ANDALSO \| ORELSE
adamc@1	227
adamc@360	228 \| XML_BEGIN of string \| XML_END \| XML_BEGIN_END of string
adamc@91	229 \| NOTAGS of string
adamc@91	230 \| BEGIN_TAG of string \| END_TAG of string
adamc@91	231
adamc@993	232 \| SELECT \| DISTINCT \| FROM \| AS \| CWHERE \| GROUP \| ORDER \| BY \| HAVING
adamc@229	233 \| UNION \| INTERSECT \| EXCEPT
adamc@232	234 \| LIMIT \| OFFSET \| ALL
adamc@220	235 \| TRUE \| FALSE \| CAND \| OR \| NOT
adamc@236	236 \| COUNT \| AVG \| SUM \| MIN \| MAX
adamc@268	237 \| ASC \| DESC
adamc@470	238 \| INSERT \| INTO \| VALUES \| UPDATE \| SET \| DELETE \| NULL \| IS
adamc@441	239 \| CURRENT_TIMESTAMP
adamc@219	240 \| NE \| LT \| LE \| GT \| GE
adamc@714	241 \| CCONSTRAINT \| UNIQUE \| CHECK \| PRIMARY \| FOREIGN \| KEY \| ON \| NO \| ACTION \| RESTRICT \| CASCADE \| REFERENCES
adamc@751	242 \| JOIN \| INNER \| CROSS \| OUTER \| LEFT \| RIGHT \| FULL
adamc@204	243
adamc@30	244 %nonterm
adamc@1	245 file of decl list
adamc@1	246 \| decls of decl list
adamc@325	247 \| decl of decl list
adamc@123	248 \| vali of string * con option * exp
adamc@123	249 \| valis of (string * con option * exp) list
adamc@242	250 \| copt of con option
adamc@1	251
adamc@191	252 \| dargs of string list
adamc@156	253 \| barOpt of unit
adamc@156	254 \| dcons of (string * con option) list
adamc@805	255 \| dtype of string * string list * (string * con option) list
adamc@805	256 \| dtypes of (string * string list * (string * con option) list) list
adamc@156	257 \| dcon of string * con option
adamc@156	258
adamc@707	259 \| pkopt of exp
adamc@707	260 \| commaOpt of unit
adamc@707	261
adamc@704	262 \| cst of exp
adamc@704	263 \| csts of exp
adamc@704	264 \| cstopt of exp
adamc@704	265
adamc@1001	266 \| ckl of (string * kind option) list
adamc@1001	267
adamc@709	268 \| pmode of prop_kind * exp
adamc@709	269 \| pkind of prop_kind
adamc@709	270 \| prule of exp
adamc@709	271 \| pmodes of (prop_kind * exp) list
adamc@709	272
adamc@30	273 \| sgn of sgn
adamc@42	274 \| sgntm of sgn
adamc@30	275 \| sgi of sgn_item
adamc@30	276 \| sgis of sgn_item list
adamc@30	277
adamc@30	278 \| str of str
adamc@30	279
adamc@1	280 \| kind of kind
adamc@207	281 \| ktuple of kind list
adamc@1	282 \| kcolon of explicitness
adamc@240	283 \| kopt of kind option
adamc@1	284
adamc@34	285 \| path of string list * string
adamc@156	286 \| cpath of string list * string
adamc@34	287 \| spath of str
adamc@59	288 \| mpath of string list
adamc@34	289
adamc@1	290 \| cexp of con
adamc@1	291 \| capps of con
adamc@1	292 \| cterm of con
adamc@195	293 \| ctuple of con list
adamc@207	294 \| ctuplev of con list
adamc@1	295 \| ident of con
adamc@200	296 \| idents of con list
adamc@1	297 \| rcon of (con * con) list
adamc@83	298 \| rconn of (con * con) list
adamc@1	299 \| rcone of (con * con) list
adamc@239	300 \| cargs of con * kind -> con * kind
adamc@239	301 \| cargl of con * kind -> con * kind
adamc@240	302 \| cargl2 of con * kind -> con * kind
adamc@239	303 \| carg of con * kind -> con * kind
adamc@239	304 \| cargp of con * kind -> con * kind
adamc@1	305
adamc@8	306 \| eexp of exp
adamc@8	307 \| eapps of exp
adamc@8	308 \| eterm of exp
adamc@195	309 \| etuple of exp list
adamc@12	310 \| rexp of (con * exp) list
adamc@91	311 \| xml of exp
adamc@91	312 \| xmlOne of exp
adamc@1045	313 \| xmlOpt of exp
adamc@756	314 \| tag of (string * exp) * exp
adamc@141	315 \| tagHead of string * exp
adamc@434	316 \| bind of string * con option * exp
adamc@446	317 \| edecl of edecl
adamc@446	318 \| edecls of edecl list
adamc@8	319
adamc@241	320 \| earg of exp * con -> exp * con
adamc@241	321 \| eargp of exp * con -> exp * con
adamc@822	322 \| earga of exp * con -> exp * con
adamc@241	323 \| eargs of exp * con -> exp * con
adamc@241	324 \| eargl of exp * con -> exp * con
adamc@242	325 \| eargl2 of exp * con -> exp * con
adamc@241	326
adamc@170	327 \| branch of pat * exp
adamc@170	328 \| branchs of (pat * exp) list
adamc@170	329 \| pat of pat
adamc@822	330 \| patS of pat
adamc@170	331 \| pterm of pat
adamc@174	332 \| rpat of (string * pat) list * bool
adamc@195	333 \| ptuple of pat list
adamc@170	334
adamc@721	335 \| attrs of exp option * (con * exp) list
adamc@721	336 \| attr of attr
adamc@104	337 \| attrv of exp
adamc@104	338
adamc@204	339 \| query of exp
adamc@226	340 \| query1 of exp
adamc@993	341 \| dopt of exp
adamc@748	342 \| tables of con list * exp
adamc@749	343 \| fitem of con list * exp
adamc@204	344 \| tname of con
adamc@705	345 \| tnameW of con * con
adamc@705	346 \| tnames of (con * con) * (con * con) list
adamc@705	347 \| tnames' of (con * con) * (con * con) list
adamc@204	348 \| table of con * exp
adamc@748	349 \| table' of con * exp
adamc@207	350 \| tident of con
adamc@207	351 \| fident of con
adamc@207	352 \| seli of select_item
adamc@207	353 \| selis of select_item list
adamc@207	354 \| select of select
adamc@209	355 \| sqlexp of exp
adamc@209	356 \| wopt of exp
adamc@226	357 \| groupi of group_item
adamc@226	358 \| groupis of group_item list
adamc@226	359 \| gopt of group_item list option
adamc@227	360 \| hopt of exp
adamc@230	361 \| obopt of exp
adamc@268	362 \| obitem of exp * exp
adamc@230	363 \| obexps of exp
adamc@268	364 \| diropt of exp
adamc@231	365 \| lopt of exp
adamc@232	366 \| ofopt of exp
adamc@231	367 \| sqlint of exp
adamc@236	368 \| sqlagg of string
adamc@746	369 \| fname of exp
adamc@207	370
adamc@302	371 \| texp of exp
adamc@302	372 \| fields of con list
adamc@302	373 \| sqlexps of exp list
adamc@303	374 \| fsets of (con * exp) list
adamc@310	375 \| enterDml of unit
adamc@310	376 \| leaveDml of unit
adamc@302	377
adamc@204	378
adamc@1	379 %verbose (* print summary of errors *)
adamc@1	380 %pos int (* positions *)
adamc@1	381 %start file
adamc@1	382 %pure
adamc@1	383 %eop EOF
adamc@1	384 %noshift EOF
adamc@1	385
adamc@244	386 %name Urweb
adamc@1	387
adamc@623	388 %right KARROW
adamc@623	389 %nonassoc DKARROW
adamc@243	390 %right SEMI
adamc@243	391 %nonassoc LARROW
adamc@195	392 %nonassoc IF THEN ELSE
adamc@843	393 %nonassoc DARROW
adamc@842	394 %left ANDALSO
adamc@842	395 %left ORELSE
adamc@1	396 %nonassoc COLON
adam@1306	397 %nonassoc DCOLON TCOLON DCOLONWILD TCOLONWILD
adamc@229	398 %left UNION INTERSECT EXCEPT
adamc@1	399 %right COMMA
adamc@751	400 %right JOIN INNER CROSS OUTER LEFT RIGHT FULL
adamc@220	401 %right OR
adamc@220	402 %right CAND
adamc@470	403 %nonassoc EQ NE LT LE GT GE IS
adamc@243	404 %right ARROW
adamc@837	405 %right CARET PLUSPLUS
adamc@837	406 %left MINUSMINUS MINUSMINUSMINUS
adamc@389	407 %left PLUS MINUS
adamc@389	408 %left STAR DIVIDE MOD
adamc@220	409 %left NOT
adamc@84	410 %nonassoc TWIDDLE
adamc@1	411 %nonassoc DOLLAR
adamc@1	412 %left DOT
adamc@221	413 %nonassoc LBRACE RBRACE
adamc@1	414
adamc@1	415 %%
adamc@1	416
adamc@1	417 file : decls (decls)
adamc@54	418 \| SIG sgis ([(DSgn ("?", (SgnConst sgis, s (SIGleft, sgisright))),
adamc@54	419 s (SIGleft, sgisright))])
adamc@1	420
adamc@1	421 decls : ([])
adamc@325	422 \| decl decls (decl @ decls)
adamc@1	423
adamc@240	424 decl : CON SYMBOL cargl2 kopt EQ cexp (let
adamc@240	425 val loc = s (CONleft, cexpright)
adamc@240	426
adamc@240	427 val k = Option.getOpt (kopt, (KWild, loc))
adamc@240	428 val (c, k) = cargl2 (cexp, k)
adamc@240	429 in
adamc@325	430 [(DCon (SYMBOL, SOME k, c), loc)]
adamc@240	431 end)
adamc@325	432 \| LTYPE SYMBOL EQ cexp ([(DCon (SYMBOL, SOME (KType, s (LTYPEleft, cexpright)), cexp),
adamc@325	433 s (LTYPEleft, cexpright))])
adamc@805	434 \| DATATYPE dtypes ([(DDatatype dtypes, s (DATATYPEleft, dtypesright))])
adamc@191	435 \| DATATYPE SYMBOL dargs EQ DATATYPE CSYMBOL DOT path
adamc@191	436 (case dargs of
adamc@325	437 [] => [(DDatatypeImp (SYMBOL, CSYMBOL :: #1 path, #2 path), s (DATATYPEleft, pathright))]
adamc@191	438 \| _ => raise Fail "Arguments specified for imported datatype")
adamc@325	439 \| VAL vali ([(DVal vali, s (VALleft, valiright))])
adamc@325	440 \| VAL REC valis ([(DValRec valis, s (VALleft, valisright))])
adamc@325	441 \| FUN valis ([(DValRec valis, s (FUNleft, valisright))])
adamc@1	442
adamc@325	443 \| SIGNATURE CSYMBOL EQ sgn ([(DSgn (CSYMBOL, sgn), s (SIGNATUREleft, sgnright))])
adamc@325	444 \| STRUCTURE CSYMBOL EQ str ([(DStr (CSYMBOL, NONE, str), s (STRUCTUREleft, strright))])
adamc@325	445 \| STRUCTURE CSYMBOL COLON sgn EQ str ([(DStr (CSYMBOL, SOME sgn, str), s (STRUCTUREleft, strright))])
adamc@42	446 \| FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN EQ str
adamc@325	447 ([(DStr (CSYMBOL1, NONE,
adamc@325	448 (StrFun (CSYMBOL2, sgn1, NONE, str), s (FUNCTORleft, strright))),
adamc@325	449 s (FUNCTORleft, strright))])
adamc@42	450 \| FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN COLON sgn EQ str
adamc@325	451 ([(DStr (CSYMBOL1, NONE,
adamc@325	452 (StrFun (CSYMBOL2, sgn1, SOME sgn2, str), s (FUNCTORleft, strright))),
adamc@325	453 s (FUNCTORleft, strright))])
adamc@325	454 \| EXTERN STRUCTURE CSYMBOL COLON sgn ([(DFfiStr (CSYMBOL, sgn), s (EXTERNleft, sgnright))])
adamc@61	455 \| OPEN mpath (case mpath of
adamc@61	456 [] => raise Fail "Impossible mpath parse [1]"
adamc@325	457 \| m :: ms => [(DOpen (m, ms), s (OPENleft, mpathright))])
adamc@325	458 \| OPEN mpath LPAREN str RPAREN (let
adamc@325	459 val loc = s (OPENleft, RPARENright)
adamc@325	460
adamc@325	461 val m = case mpath of
adamc@325	462 [] => raise Fail "Impossible mpath parse [4]"
adamc@325	463 \| m :: ms =>
adamc@325	464 foldl (fn (m, str) => (StrProj (str, m), loc))
adamc@325	465 (StrVar m, loc) ms
adamc@325	466 in
adamc@325	467 [(DStr ("anon", NONE, (StrApp (m, str), loc)), loc),
adamc@325	468 (DOpen ("anon", []), loc)]
adamc@325	469 end)
adamc@88	470 \| OPEN CONSTRAINTS mpath (case mpath of
adamc@88	471 [] => raise Fail "Impossible mpath parse [3]"
adamc@325	472 \| m :: ms => [(DOpenConstraints (m, ms), s (OPENleft, mpathright))])
adamc@325	473 \| CONSTRAINT cterm TWIDDLE cterm ([(DConstraint (cterm1, cterm2), s (CONSTRAINTleft, ctermright))])
adamc@325	474 \| EXPORT spath ([(DExport spath, s (EXPORTleft, spathright))])
adamc@707	475 \| TABLE SYMBOL COLON cterm pkopt commaOpt cstopt([(DTable (SYMBOL, entable cterm, pkopt, cstopt),
adamc@707	476 s (TABLEleft, cstoptright))])
adamc@338	477 \| SEQUENCE SYMBOL ([(DSequence SYMBOL, s (SEQUENCEleft, SYMBOLright))])
adamc@754	478 \| VIEW SYMBOL EQ query ([(DView (SYMBOL, query),
adamc@754	479 s (VIEWleft, queryright))])
adamc@754	480 \| VIEW SYMBOL EQ LBRACE eexp RBRACE ([(DView (SYMBOL, eexp),
adamc@754	481 s (VIEWleft, RBRACEright))])
adamc@563	482 \| CLASS SYMBOL EQ cexp (let
adamc@563	483 val loc = s (CLASSleft, cexpright)
adamc@563	484 in
adamc@563	485 [(DClass (SYMBOL, (KWild, loc), cexp), loc)]
adamc@563	486 end)
adamc@563	487 \| CLASS SYMBOL DCOLON kind EQ cexp ([(DClass (SYMBOL, kind, cexp), s (CLASSleft, cexpright))])
adamc@211	488 \| CLASS SYMBOL SYMBOL EQ cexp (let
adamc@211	489 val loc = s (CLASSleft, cexpright)
adamc@563	490 val k = (KWild, loc)
adamc@211	491 val c = (CAbs (SYMBOL2, SOME k, cexp), loc)
adamc@211	492 in
adamc@563	493 [(DClass (SYMBOL1, k, c), s (CLASSleft, cexpright))]
adamc@563	494 end)
adamc@563	495 \| CLASS SYMBOL LPAREN SYMBOL DCOLON kind RPAREN EQ cexp (let
adamc@563	496 val loc = s (CLASSleft, cexpright)
adamc@563	497 val c = (CAbs (SYMBOL2, SOME kind, cexp), loc)
adamc@563	498 in
adamc@563	499 [(DClass (SYMBOL1, kind, c), s (CLASSleft, cexpright))]
adamc@211	500 end)
adamc@459	501 \| COOKIE SYMBOL COLON cexp ([(DCookie (SYMBOL, cexp), s (COOKIEleft, cexpright))])
adamc@720	502 \| STYLE SYMBOL ([(DStyle SYMBOL, s (STYLEleft, SYMBOLright))])
adamc@1075	503 \| TASK eapps EQ eexp ([(DTask (eapps, eexp), s (TASKleft, eexpright))])
adamc@1199	504 \| POLICY eexp ([(DPolicy eexp, s (POLICYleft, eexpright))])
adamc@30	505
adamc@805	506 dtype : SYMBOL dargs EQ barOpt dcons (SYMBOL, dargs, dcons)
adamc@805	507
adamc@805	508 dtypes : dtype ([dtype])
adamc@805	509 \| dtype AND dtypes (dtype :: dtypes)
adamc@805	510
adamc@240	511 kopt : (NONE)
adamc@240	512 \| DCOLON kind (SOME kind)
adam@1302	513 \| DCOLONWILD (SOME (KWild, s (DCOLONWILDleft, DCOLONWILDright)))
adamc@240	514
adamc@191	515 dargs : ([])
adamc@191	516 \| SYMBOL dargs (SYMBOL :: dargs)
adamc@191	517
adamc@156	518 barOpt : ()
adamc@156	519 \| BAR ()
adamc@156	520
adamc@156	521 dcons : dcon ([dcon])
adamc@156	522 \| dcon BAR dcons (dcon :: dcons)
adamc@156	523
adamc@156	524 dcon : CSYMBOL (CSYMBOL, NONE)
adamc@156	525 \| CSYMBOL OF cexp (CSYMBOL, SOME cexp)
adamc@156	526
adamc@242	527 vali : SYMBOL eargl2 copt EQ eexp (let
adamc@242	528 val loc = s (SYMBOLleft, eexpright)
adamc@242	529 val t = Option.getOpt (copt, (CWild (KType, loc), loc))
adamc@242	530
adamc@242	531 val (e, t) = eargl2 (eexp, t)
adamc@242	532 in
adamc@242	533 (SYMBOL, SOME t, e)
adamc@242	534 end)
adamc@242	535
adamc@242	536 copt : (NONE)
adamc@242	537 \| COLON cexp (SOME cexp)
adamc@123	538
adamc@704	539 cstopt : (EVar (["Basis"], "no_constraint", Infer), dummy)
adamc@704	540 \| csts (csts)
adamc@704	541
adamc@704	542 csts : CCONSTRAINT tname cst (let
adamc@704	543 val loc = s (CCONSTRAINTleft, cstright)
adamc@704	544
adamc@704	545 val e = (EVar (["Basis"], "one_constraint", Infer), loc)
adamc@704	546 val e = (ECApp (e, tname), loc)
adamc@704	547 in
adamc@704	548 (EApp (e, cst), loc)
adamc@704	549 end)
adamc@704	550 \| csts COMMA csts (let
adamc@704	551 val loc = s (csts1left, csts2right)
adamc@704	552
adamc@704	553 val e = (EVar (["Basis"], "join_constraints", Infer), loc)
adamc@704	554 val e = (EApp (e, csts1), loc)
adamc@704	555 in
adamc@704	556 (EApp (e, csts2), loc)
adamc@704	557 end)
adamc@704	558 \| LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adamc@704	559
adamc@704	560 cst : UNIQUE tnames (let
adamc@704	561 val loc = s (UNIQUEleft, tnamesright)
adamc@704	562
adamc@704	563 val e = (EVar (["Basis"], "unique", Infer), loc)
adamc@705	564 val e = (ECApp (e, #1 (#1 tnames)), loc)
adamc@705	565 val e = (ECApp (e, (CRecord (#2 tnames), loc)), loc)
adamc@704	566 in
adamc@1093	567 e
adamc@704	568 end)
adamc@709	569
adamc@714	570 \| CHECK sqlexp (let
adamc@714	571 val loc = s (CHECKleft, sqlexpright)
adamc@714	572 in
adamc@714	573 (EApp ((EVar (["Basis"], "check", Infer), loc),
adamc@714	574 sqlexp), loc)
adamc@714	575 end)
adamc@714	576
adamc@709	577 \| FOREIGN KEY tnames REFERENCES texp LPAREN tnames' RPAREN pmodes
adamc@709	578 (let
adamc@709	579 val loc = s (FOREIGNleft, pmodesright)
adamc@709	580
adamc@709	581 val mat = ListPair.foldrEq
adamc@709	582 (fn ((nm1, _), (nm2, _), mat) =>
adamc@709	583 let
adamc@709	584 val e = (EVar (["Basis"], "mat_cons", Infer), loc)
adamc@709	585 val e = (ECApp (e, nm1), loc)
adamc@709	586 val e = (ECApp (e, nm2), loc)
adamc@709	587 in
adamc@709	588 (EApp (e, mat), loc)
adamc@709	589 end)
adamc@709	590 (EVar (["Basis"], "mat_nil", Infer), loc)
adamc@709	591 (#1 tnames :: #2 tnames, #1 tnames' :: #2 tnames')
adam@1401	592 handle ListPair.UnequalLengths =>
adam@1401	593 (ErrorMsg.errorAt loc ("Unequal foreign key list lengths ("
adam@1401	594 ^ Int.toString (1 + length (#2 tnames))
adam@1401	595 ^ " vs. "
adam@1401	596 ^ Int.toString (1 + length (#2 tnames'))
adam@1401	597 ^ ")");
adam@1401	598 (EVar (["Basis"], "mat_nil", Infer), loc))
adamc@709	599
adamc@709	600 fun findMode mode =
adamc@709	601 let
adamc@709	602 fun findMode' pmodes =
adamc@709	603 case pmodes of
adamc@709	604 [] => (EVar (["Basis"], "no_action", Infer), loc)
adamc@709	605 \| (mode', rule) :: pmodes' =>
adamc@709	606 if mode' = mode then
adamc@709	607 (if List.exists (fn (mode', _) => mode' = mode)
adamc@709	608 pmodes' then
adamc@709	609 ErrorMsg.errorAt loc "Duplicate propagation rule"
adamc@709	610 else
adamc@709	611 ();
adamc@709	612 rule)
adamc@709	613 else
adamc@709	614 findMode' pmodes'
adamc@709	615 in
adamc@709	616 findMode' pmodes
adamc@709	617 end
adamc@709	618
adamc@709	619 val e = (EVar (["Basis"], "foreign_key", Infer), loc)
adamc@709	620 val e = (EApp (e, mat), loc)
adamc@709	621 val e = (EApp (e, texp), loc)
adamc@709	622 in
adamc@709	623 (EApp (e, (ERecord [((CName "OnDelete", loc),
adamc@709	624 findMode Delete),
adamc@709	625 ((CName "OnUpdate", loc),
adamc@709	626 findMode Update)], loc)), loc)
adamc@709	627 end)
adamc@709	628
adamc@704	629 \| LBRACE eexp RBRACE (eexp)
adamc@704	630
adamc@704	631 tnameW : tname (let
adamc@704	632 val loc = s (tnameleft, tnameright)
adamc@704	633 in
adamc@704	634 (tname, (CWild (KType, loc), loc))
adamc@704	635 end)
adamc@704	636
adamc@705	637 tnames : tnameW (tnameW, [])
adamc@705	638 \| LPAREN tnames' RPAREN (tnames')
adamc@704	639
adamc@705	640 tnames': tnameW (tnameW, [])
adamc@705	641 \| tnameW COMMA tnames' (#1 tnames', tnameW :: #2 tnames')
adamc@704	642
adamc@709	643 pmode : ON pkind prule (pkind, prule)
adamc@709	644
adamc@709	645 pkind : DELETE (Delete)
adamc@709	646 \| UPDATE (Update)
adamc@709	647
adamc@709	648 prule : NO ACTION (EVar (["Basis"], "no_action", Infer), s (NOleft, ACTIONright))
adamc@709	649 \| RESTRICT (EVar (["Basis"], "restrict", Infer), s (RESTRICTleft, RESTRICTright))
adamc@709	650 \| CASCADE (EVar (["Basis"], "cascade", Infer), s (CASCADEleft, CASCADEright))
adamc@709	651 \| SET NULL (EVar (["Basis"], "set_null", Infer), s (SETleft, NULLright))
adamc@709	652
adamc@709	653 pmodes : ([])
adamc@709	654 \| pmode pmodes (pmode :: pmodes)
adamc@709	655
adamc@707	656 commaOpt: ()
adamc@707	657 \| COMMA ()
adamc@707	658
adamc@993	659 pkopt : (EVar (["Basis"], "no_primary_key", Infer), dummy)
adamc@707	660 \| PRIMARY KEY tnames (let
adamc@707	661 val loc = s (PRIMARYleft, tnamesright)
adamc@707	662
adamc@1093	663 val e = (EVar (["Basis"], "primary_key", TypesOnly), loc)
adamc@707	664 val e = (ECApp (e, #1 (#1 tnames)), loc)
adamc@707	665 val e = (ECApp (e, (CRecord (#2 tnames), loc)), loc)
adamc@707	666 val e = (EDisjointApp e, loc)
adamc@707	667 val e = (EDisjointApp e, loc)
adamc@707	668
adamc@707	669 val witness = map (fn (c, _) =>
adamc@707	670 (c, (EWild, loc)))
adamc@707	671 (#1 tnames :: #2 tnames)
adamc@707	672 val witness = (ERecord witness, loc)
adamc@707	673 in
adamc@707	674 (EApp (e, witness), loc)
adamc@707	675 end)
adamc@707	676
adamc@123	677 valis : vali ([vali])
adamc@123	678 \| vali AND valis (vali :: valis)
adamc@123	679
adamc@42	680 sgn : sgntm (sgntm)
adamc@40	681 \| FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@40	682 (SgnFun (CSYMBOL, sgn1, sgn2), s (FUNCTORleft, sgn2right))
adamc@30	683
adamc@42	684 sgntm : SIG sgis END (SgnConst sgis, s (SIGleft, ENDright))
adamc@59	685 \| mpath (case mpath of
adamc@61	686 [] => raise Fail "Impossible mpath parse [2]"
adamc@59	687 \| [x] => SgnVar x
adamc@59	688 \| m :: ms => SgnProj (m,
adamc@59	689 List.take (ms, length ms - 1),
adamc@59	690 List.nth (ms, length ms - 1)),
adamc@59	691 s (mpathleft, mpathright))
adamc@42	692 \| sgntm WHERE CON SYMBOL EQ cexp (SgnWhere (sgntm, SYMBOL, cexp), s (sgntmleft, cexpright))
adamc@42	693 \| sgntm WHERE LTYPE SYMBOL EQ cexp(SgnWhere (sgntm, SYMBOL, cexp), s (sgntmleft, cexpright))
adamc@42	694 \| LPAREN sgn RPAREN (sgn)
adamc@42	695
adamc@706	696 sgi : CON SYMBOL DCOLON kind ((SgiConAbs (SYMBOL, kind), s (CONleft, kindright)))
adamc@706	697 \| LTYPE SYMBOL ((SgiConAbs (SYMBOL, (KType, s (LTYPEleft, SYMBOLright))),
adamc@706	698 s (LTYPEleft, SYMBOLright)))
adamc@706	699 \| CON SYMBOL EQ cexp ((SgiCon (SYMBOL, NONE, cexp), s (CONleft, cexpright)))
adamc@706	700 \| CON SYMBOL DCOLON kind EQ cexp ((SgiCon (SYMBOL, SOME kind, cexp), s (CONleft, cexpright)))
adamc@706	701 \| LTYPE SYMBOL EQ cexp ((SgiCon (SYMBOL, SOME (KType, s (LTYPEleft, cexpright)), cexp),
adamc@706	702 s (LTYPEleft, cexpright)))
adamc@805	703 \| DATATYPE dtypes ((SgiDatatype dtypes, s (DATATYPEleft, dtypesright)))
adamc@191	704 \| DATATYPE SYMBOL dargs EQ DATATYPE CSYMBOL DOT path
adamc@191	705 (case dargs of
adamc@191	706 [] => (SgiDatatypeImp (SYMBOL, CSYMBOL :: #1 path, #2 path), s (DATATYPEleft, pathright))
adamc@191	707 \| _ => raise Fail "Arguments specified for imported datatype")
adamc@706	708 \| VAL SYMBOL COLON cexp ((SgiVal (SYMBOL, cexp), s (VALleft, cexpright)))
adamc@30	709
adamc@706	710 \| STRUCTURE CSYMBOL COLON sgn ((SgiStr (CSYMBOL, sgn), s (STRUCTUREleft, sgnright)))
adamc@706	711 \| SIGNATURE CSYMBOL EQ sgn ((SgiSgn (CSYMBOL, sgn), s (SIGNATUREleft, sgnright)))
adamc@42	712 \| FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@706	713 ((SgiStr (CSYMBOL1,
adamc@706	714 (SgnFun (CSYMBOL2, sgn1, sgn2), s (FUNCTORleft, sgn2right))),
adamc@706	715 s (FUNCTORleft, sgn2right)))
adamc@706	716 \| INCLUDE sgn ((SgiInclude sgn, s (INCLUDEleft, sgnright)))
adamc@706	717 \| CONSTRAINT cterm TWIDDLE cterm ((SgiConstraint (cterm1, cterm2), s (CONSTRAINTleft, ctermright)))
adamc@707	718 \| TABLE SYMBOL COLON cterm pkopt commaOpt cstopt (let
adamc@707	719 val loc = s (TABLEleft, ctermright)
adamc@707	720 in
adamc@707	721 (SgiTable (SYMBOL, entable cterm, pkopt, cstopt), loc)
adamc@707	722 end)
adamc@460	723 \| SEQUENCE SYMBOL (let
adamc@460	724 val loc = s (SEQUENCEleft, SYMBOLright)
adamc@460	725 val t = (CVar (["Basis"], "sql_sequence"), loc)
adamc@460	726 in
adamc@460	727 (SgiVal (SYMBOL, t), loc)
adamc@460	728 end)
adamc@754	729 \| VIEW SYMBOL COLON cexp (let
adamc@754	730 val loc = s (VIEWleft, cexpright)
adamc@754	731 val t = (CVar (["Basis"], "sql_view"), loc)
adamc@1076	732 val t = (CApp (t, entable cexp), loc)
adamc@754	733 in
adamc@754	734 (SgiVal (SYMBOL, t), loc)
adamc@754	735 end)
adamc@563	736 \| CLASS SYMBOL (let
adamc@563	737 val loc = s (CLASSleft, SYMBOLright)
adamc@711	738 val k = (KArrow ((KType, loc), (KType, loc)), loc)
adamc@563	739 in
adamc@711	740 (SgiClassAbs (SYMBOL, k), loc)
adamc@563	741 end)
adamc@563	742 \| CLASS SYMBOL DCOLON kind (let
adamc@563	743 val loc = s (CLASSleft, kindright)
adamc@563	744 in
adamc@563	745 (SgiClassAbs (SYMBOL, kind), loc)
adamc@563	746 end)
adamc@563	747 \| CLASS SYMBOL EQ cexp (let
adamc@563	748 val loc = s (CLASSleft, cexpright)
adamc@563	749 in
adamc@563	750 (SgiClass (SYMBOL, (KWild, loc), cexp), loc)
adamc@563	751 end)
adamc@563	752 \| CLASS SYMBOL DCOLON kind EQ cexp (let
adamc@563	753 val loc = s (CLASSleft, cexpright)
adamc@563	754 in
adamc@563	755 (SgiClass (SYMBOL, kind, cexp), loc)
adamc@563	756 end)
adamc@211	757 \| CLASS SYMBOL SYMBOL EQ cexp (let
adamc@211	758 val loc = s (CLASSleft, cexpright)
adamc@563	759 val k = (KWild, loc)
adamc@211	760 val c = (CAbs (SYMBOL2, SOME k, cexp), loc)
adamc@211	761 in
adamc@563	762 (SgiClass (SYMBOL1, k, c), s (CLASSleft, cexpright))
adamc@563	763 end)
adamc@563	764 \| CLASS SYMBOL LPAREN SYMBOL DCOLON kind RPAREN EQ cexp (let
adamc@563	765 val loc = s (CLASSleft, cexpright)
adamc@563	766 val c = (CAbs (SYMBOL2, SOME kind, cexp), loc)
adamc@563	767 in
adamc@563	768 (SgiClass (SYMBOL1, kind, c), s (CLASSleft, cexpright))
adamc@211	769 end)
adamc@460	770 \| COOKIE SYMBOL COLON cexp (let
adamc@460	771 val loc = s (COOKIEleft, cexpright)
adamc@460	772 val t = (CApp ((CVar (["Basis"], "http_cookie"), loc),
adamc@460	773 entable cexp), loc)
adamc@460	774 in
adamc@460	775 (SgiVal (SYMBOL, t), loc)
adamc@460	776 end)
adamc@720	777 \| STYLE SYMBOL (let
adamc@720	778 val loc = s (STYLEleft, SYMBOLright)
adamc@720	779 val t = (CVar (["Basis"], "css_class"), loc)
adamc@718	780 in
adamc@718	781 (SgiVal (SYMBOL, t), loc)
adamc@718	782 end)
adamc@30	783
adamc@30	784 sgis : ([])
adamc@30	785 \| sgi sgis (sgi :: sgis)
adamc@30	786
adamc@30	787 str : STRUCT decls END (StrConst decls, s (STRUCTleft, ENDright))
adamc@34	788 \| spath (spath)
adamc@40	789 \| FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN DARROW str
adamc@40	790 (StrFun (CSYMBOL, sgn, NONE, str), s (FUNCTORleft, strright))
adamc@40	791 \| FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn DARROW str
adamc@40	792 (StrFun (CSYMBOL, sgn1, SOME sgn2, str), s (FUNCTORleft, strright))
adamc@44	793 \| spath LPAREN str RPAREN (StrApp (spath, str), s (spathleft, RPARENright))
adamc@34	794
adamc@34	795 spath : CSYMBOL (StrVar CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@34	796 \| spath DOT CSYMBOL (StrProj (spath, CSYMBOL), s (spathleft, CSYMBOLright))
adamc@30	797
adamc@1	798 kind : TYPE (KType, s (TYPEleft, TYPEright))
adamc@1	799 \| NAME (KName, s (NAMEleft, NAMEright))
adamc@1	800 \| LBRACE kind RBRACE (KRecord kind, s (LBRACEleft, RBRACEright))
adamc@1	801 \| kind ARROW kind (KArrow (kind1, kind2), s (kind1left, kind2right))
adamc@1	802 \| LPAREN kind RPAREN (#1 kind, s (LPARENleft, RPARENright))
adamc@82	803 \| KUNIT (KUnit, s (KUNITleft, KUNITright))
adamc@18	804 \| UNDERUNDER (KWild, s (UNDERUNDERleft, UNDERUNDERright))
adamc@207	805 \| LPAREN ktuple RPAREN (KTuple ktuple, s (LPARENleft, RPARENright))
adamc@623	806 \| CSYMBOL (KVar CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@623	807 \| CSYMBOL KARROW kind (KFun (CSYMBOL, kind), s (CSYMBOLleft, kindright))
adamc@207	808
adamc@207	809 ktuple : kind STAR kind ([kind1, kind2])
adamc@207	810 \| kind STAR ktuple (kind :: ktuple)
adamc@1	811
adamc@1	812 capps : cterm (cterm)
adamc@1	813 \| capps cterm (CApp (capps, cterm), s (cappsleft, ctermright))
adamc@1	814
adamc@1	815 cexp : capps (capps)
adamc@1	816 \| cexp ARROW cexp (TFun (cexp1, cexp2), s (cexp1left, cexp2right))
adamc@15	817 \| SYMBOL kcolon kind ARROW cexp (TCFun (kcolon, SYMBOL, kind, cexp), s (SYMBOLleft, cexpright))
adamc@623	818 \| CSYMBOL KARROW cexp (TKFun (CSYMBOL, cexp), s (CSYMBOLleft, cexpright))
adamc@1	819
adamc@1	820 \| cexp PLUSPLUS cexp (CConcat (cexp1, cexp2), s (cexp1left, cexp1right))
adamc@1	821
adamc@239	822 \| FN cargs DARROW cexp (#1 (cargs (cexp, (KWild, s (FNleft, cexpright)))))
adamc@628	823 \| LBRACK cexp TWIDDLE cexp RBRACK DARROW cexp (TDisjoint (cexp1, cexp2, cexp3), s (LBRACKleft, cexp3right))
adamc@623	824 \| CSYMBOL DKARROW cexp (CKAbs (CSYMBOL, cexp), s (CSYMBOLleft, cexpright))
adamc@1	825
adamc@8	826 \| LPAREN cexp RPAREN DCOLON kind (CAnnot (cexp, kind), s (LPARENleft, kindright))
adamc@6	827
adamc@18	828 \| UNDER DCOLON kind (CWild kind, s (UNDERleft, UNDERright))
adamc@195	829 \| ctuple (let
adamc@195	830 val loc = s (ctupleleft, ctupleright)
adamc@195	831 in
adamc@195	832 (TRecord (CRecord (ListUtil.mapi (fn (i, c) =>
adamc@195	833 ((CName (Int.toString (i + 1)), loc),
adamc@195	834 c)) ctuple),
adamc@195	835 loc), loc)
adamc@195	836 end)
adamc@18	837
adamc@1	838 kcolon : DCOLON (Explicit)
adamc@1	839 \| TCOLON (Implicit)
adamc@1	840
adamc@239	841 cargs : carg (carg)
adamc@239	842 \| cargl (cargl)
adamc@239	843
adamc@239	844 cargl : cargp cargp (cargp1 o cargp2)
adamc@239	845 \| cargp cargl (cargp o cargl)
adamc@239	846
adamc@240	847 cargl2 : (fn x => x)
adamc@240	848 \| cargp cargl2 (cargp o cargl2)
adamc@240	849
adamc@241	850 carg : SYMBOL DCOLON kind (fn (c, k) =>
adamc@239	851 let
adamc@239	852 val loc = s (SYMBOLleft, kindright)
adamc@239	853 in
adamc@239	854 ((CAbs (SYMBOL, SOME kind, c), loc),
adamc@239	855 (KArrow (kind, k), loc))
adamc@239	856 end)
adamc@329	857 \| UNDER DCOLON kind (fn (c, k) =>
adamc@329	858 let
adamc@329	859 val loc = s (UNDERleft, kindright)
adamc@329	860 in
adamc@329	861 ((CAbs ("_", SOME kind, c), loc),
adamc@329	862 (KArrow (kind, k), loc))
adamc@329	863 end)
adam@1302	864 \| SYMBOL DCOLONWILD (fn (c, k) =>
adam@1302	865 let
adam@1302	866 val loc = s (SYMBOLleft, DCOLONWILDright)
adam@1302	867 val kind = (KWild, loc)
adam@1302	868 in
adam@1302	869 ((CAbs (SYMBOL, NONE, c), loc),
adam@1302	870 (KArrow (kind, k), loc))
adam@1302	871 end)
adam@1302	872 \| UNDER DCOLONWILD (fn (c, k) =>
adam@1302	873 let
adam@1302	874 val loc = s (UNDERleft, DCOLONWILDright)
adam@1302	875 val kind = (KWild, loc)
adam@1302	876 in
adam@1302	877 ((CAbs ("_", NONE, c), loc),
adam@1302	878 (KArrow (kind, k), loc))
adam@1302	879 end)
adamc@241	880 \| cargp (cargp)
adamc@239	881
adamc@239	882 cargp : SYMBOL (fn (c, k) =>
adamc@239	883 let
adamc@239	884 val loc = s (SYMBOLleft, SYMBOLright)
adamc@239	885 in
adamc@239	886 ((CAbs (SYMBOL, NONE, c), loc),
adamc@239	887 (KArrow ((KWild, loc), k), loc))
adamc@239	888 end)
adamc@329	889 \| UNDER (fn (c, k) =>
adamc@329	890 let
adamc@329	891 val loc = s (UNDERleft, UNDERright)
adamc@329	892 in
adamc@329	893 ((CAbs ("_", NONE, c), loc),
adamc@329	894 (KArrow ((KWild, loc), k), loc))
adamc@329	895 end)
adamc@1001	896 \| LPAREN SYMBOL kopt ckl RPAREN (fn (c, k) =>
adamc@239	897 let
adamc@239	898 val loc = s (LPARENleft, RPARENright)
adamc@1001	899 val ckl = (SYMBOL, kopt) :: ckl
adamc@1001	900 val ckl = map (fn (x, ko) => (x, case ko of
adamc@1001	901 NONE => (KWild, loc)
adamc@1001	902 \| SOME k => k)) ckl
adamc@239	903 in
adamc@1001	904 case ckl of
adamc@1001	905 [(x, k')] => ((CAbs (SYMBOL, SOME k', c), loc),
adamc@1001	906 (KArrow (k', k), loc))
adamc@1001	907 \| _ =>
adamc@1001	908 let
adamc@1001	909 val k' = (KTuple (map #2 ckl), loc)
adamc@1001	910
adamc@1001	911 val c = foldr (fn ((x, k), c) =>
adamc@1001	912 (CAbs (x, SOME k, c), loc)) c ckl
adamc@1001	913 val v = (CVar ([], "$x"), loc)
adamc@1001	914 val c = ListUtil.foldli (fn (i, _, c) =>
adamc@1001	915 (CApp (c, (CProj (v, i + 1), loc)),
adamc@1001	916 loc)) c ckl
adamc@1001	917 in
adamc@1001	918 ((CAbs ("$x", SOME k', c), loc),
adamc@1001	919 (KArrow (k', k), loc))
adamc@1001	920 end
adamc@239	921 end)
adamc@628	922
adamc@1001	923 ckl : ([])
adamc@1001	924 \| COMMA SYMBOL kopt ckl ((SYMBOL, kopt) :: ckl)
adamc@239	925
adamc@34	926 path : SYMBOL ([], SYMBOL)
adamc@34	927 \| CSYMBOL DOT path (let val (ms, x) = path in (CSYMBOL :: ms, x) end)
adamc@34	928
adamc@156	929 cpath : CSYMBOL ([], CSYMBOL)
adamc@156	930 \| CSYMBOL DOT cpath (let val (ms, x) = cpath in (CSYMBOL :: ms, x) end)
adamc@156	931
adamc@59	932 mpath : CSYMBOL ([CSYMBOL])
adamc@59	933 \| CSYMBOL DOT mpath (CSYMBOL :: mpath)
adamc@59	934
adamc@1	935 cterm : LPAREN cexp RPAREN (#1 cexp, s (LPARENleft, RPARENright))
adamc@1	936 \| LBRACK rcon RBRACK (CRecord rcon, s (LBRACKleft, RBRACKright))
adamc@83	937 \| LBRACK rconn RBRACK (CRecord rconn, s (LBRACKleft, RBRACKright))
adamc@1	938 \| LBRACE rcone RBRACE (TRecord (CRecord rcone, s (LBRACEleft, RBRACEright)),
adamc@1	939 s (LBRACEleft, RBRACEright))
adamc@1	940 \| DOLLAR cterm (TRecord cterm, s (DOLLARleft, ctermright))
adamc@1	941 \| HASH CSYMBOL (CName CSYMBOL, s (HASHleft, CSYMBOLright))
adamc@195	942 \| HASH INT (CName (Int64.toString INT), s (HASHleft, INTright))
adamc@1	943
adamc@34	944 \| path (CVar path, s (pathleft, pathright))
adamc@207	945 \| path DOT INT (CProj ((CVar path, s (pathleft, pathright)), Int64.toInt INT),
adamc@207	946 s (pathleft, INTright))
adamc@18	947 \| UNDER (CWild (KWild, s (UNDERleft, UNDERright)), s (UNDERleft, UNDERright))
adamc@621	948 \| MAP (CMap, s (MAPleft, MAPright))
adamc@82	949 \| UNIT (CUnit, s (UNITleft, UNITright))
adamc@207	950 \| LPAREN ctuplev RPAREN (CTuple ctuplev, s (LPARENleft, RPARENright))
adamc@207	951
adamc@207	952 ctuplev: cexp COMMA cexp ([cexp1, cexp2])
adamc@207	953 \| cexp COMMA ctuplev (cexp :: ctuplev)
adamc@1	954
adamc@196	955 ctuple : capps STAR capps ([capps1, capps2])
adamc@196	956 \| capps STAR ctuple (capps :: ctuple)
adamc@195	957
adamc@1	958 rcon : ([])
adamc@1	959 \| ident EQ cexp ([(ident, cexp)])
adamc@1	960 \| ident EQ cexp COMMA rcon ((ident, cexp) :: rcon)
adamc@1	961
adamc@83	962 rconn : ident ([(ident, (CUnit, s (identleft, identright)))])
adamc@83	963 \| ident COMMA rconn ((ident, (CUnit, s (identleft, identright))) :: rconn)
adamc@83	964
adamc@1	965 rcone : ([])
adamc@1	966 \| ident COLON cexp ([(ident, cexp)])
adamc@1	967 \| ident COLON cexp COMMA rcone ((ident, cexp) :: rcone)
adamc@1	968
adamc@1	969 ident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@195	970 \| INT (CName (Int64.toString INT), s (INTleft, INTright))
adamc@200	971 \| SYMBOL (CVar ([], SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@8	972
adamc@8	973 eapps : eterm (eterm)
adamc@8	974 \| eapps eterm (EApp (eapps, eterm), s (eappsleft, etermright))
adamc@8	975 \| eapps LBRACK cexp RBRACK (ECApp (eapps, cexp), s (eappsleft, RBRACKright))
adamc@629	976 \| eapps BANG (EDisjointApp eapps, s (eappsleft, BANGright))
adamc@8	977
adamc@8	978 eexp : eapps (eapps)
adamc@241	979 \| FN eargs DARROW eexp (let
adamc@93	980 val loc = s (FNleft, eexpright)
adamc@93	981 in
adamc@241	982 #1 (eargs (eexp, (CWild (KType, loc), loc)))
adamc@93	983 end)
adamc@623	984 \| CSYMBOL DKARROW eexp (EKAbs (CSYMBOL, eexp), s (CSYMBOLleft, eexpright))
adamc@196	985 \| eexp COLON cexp (EAnnot (eexp, cexp), s (eexpleft, cexpright))
adamc@149	986 \| eexp MINUSMINUS cexp (ECut (eexp, cexp), s (eexpleft, cexpright))
adamc@493	987 \| eexp MINUSMINUSMINUS cexp (ECutMulti (eexp, cexp), s (eexpleft, cexpright))
adamc@170	988 \| CASE eexp OF barOpt branch branchs (ECase (eexp, branch :: branchs), s (CASEleft, branchsright))
adamc@190	989 \| IF eexp THEN eexp ELSE eexp (let
adamc@190	990 val loc = s (IFleft, eexp3right)
adamc@190	991 in
adamc@190	992 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc), eexp2),
adamc@190	993 ((PCon (["Basis"], "False", NONE), loc), eexp3)]), loc)
adamc@190	994 end)
adamc@434	995 \| bind SEMI eexp (let
adamc@434	996 val loc = s (bindleft, eexpright)
adamc@434	997 val (v, to, e1) = bind
adamc@403	998 val e = (EVar (["Basis"], "bind", Infer), loc)
adamc@434	999 val e = (EApp (e, e1), loc)
adamc@243	1000 in
adamc@434	1001 (EApp (e, (EAbs (v, to, eexp), loc)), loc)
adamc@299	1002 end)
adamc@256	1003 \| eexp EQ eexp (native_op ("eq", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@257	1004 \| eexp NE eexp (native_op ("ne", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389	1005 \| MINUS eterm (native_unop ("neg", eterm, s (MINUSleft, etermright)))
adamc@389	1006 \| eexp PLUS eexp (native_op ("plus", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389	1007 \| eexp MINUS eexp (native_op ("minus", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@1116	1008 \| eapps STAR eexp (native_op ("times", eapps, eexp, s (eappsleft, eexpright)))
adamc@964	1009 \| eexp DIVIDE eexp (native_op ("divide", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389	1010 \| eexp MOD eexp (native_op ("mod", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391	1011
adamc@391	1012 \| eexp LT eexp (native_op ("lt", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391	1013 \| eexp LE eexp (native_op ("le", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391	1014 \| eexp GT eexp (native_op ("gt", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391	1015 \| eexp GE eexp (native_op ("ge", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391	1016
adamc@842	1017 \| eexp ANDALSO eexp (let
adamc@842	1018 val loc = s (eexp1left, eexp2right)
adamc@842	1019 in
adamc@842	1020 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc),
adamc@842	1021 eexp2),
adamc@842	1022 ((PCon (["Basis"], "False", NONE), loc),
adamc@842	1023 (EVar (["Basis"], "False", Infer), loc))]), loc)
adamc@842	1024 end)
adamc@842	1025 \| eexp ORELSE eexp (let
adamc@842	1026 val loc = s (eexp1left, eexp2right)
adamc@842	1027 in
adamc@842	1028 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc),
adamc@842	1029 (EVar (["Basis"], "True", Infer), loc)),
adamc@842	1030 ((PCon (["Basis"], "False", NONE), loc),
adamc@842	1031 eexp2)]), loc)
adamc@842	1032 end)
adamc@842	1033
adamc@445	1034 \| eexp PLUSPLUS eexp (EConcat (eexp1, eexp2), s (eexp1left, eexp2right))
adamc@8	1035
adamc@674	1036 \| eexp CARET eexp (native_op ("strcat", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@674	1037
adamc@794	1038 \| eapps DCOLON eexp (let
adamc@794	1039 val loc = s (eappsleft, eexpright)
adamc@762	1040 in
adamc@762	1041 (EApp ((EVar (["Basis"], "Cons", Infer), loc),
adamc@762	1042 (ERecord [((CName "1", loc),
adamc@794	1043 eapps),
adamc@762	1044 ((CName "2", loc),
adamc@762	1045 eexp)], loc)), loc)
adamc@762	1046 end)
adamc@762	1047
adamc@434	1048 bind : SYMBOL LARROW eapps (SYMBOL, NONE, eapps)
adamc@434	1049 \| eapps (let
adamc@434	1050 val loc = s (eappsleft, eappsright)
adamc@434	1051 in
adamc@434	1052 ("_", SOME (TRecord (CRecord [], loc), loc), eapps)
adamc@434	1053 end)
adamc@434	1054
adamc@241	1055 eargs : earg (earg)
adamc@241	1056 \| eargl (eargl)
adamc@241	1057
adamc@241	1058 eargl : eargp eargp (eargp1 o eargp2)
adamc@241	1059 \| eargp eargl (eargp o eargl)
adamc@241	1060
adamc@242	1061 eargl2 : (fn x => x)
adamc@242	1062 \| eargp eargl2 (eargp o eargl2)
adamc@242	1063
adamc@822	1064 earg : patS (fn (e, t) =>
adamc@241	1065 let
adamc@822	1066 val loc = s (patSleft, patSright)
adamc@822	1067 val pt = patType loc patS
adamc@822	1068
adamc@822	1069 val e' = case #1 patS of
adamc@822	1070 PVar x => (EAbs (x, NONE, e), loc)
adamc@823	1071 \| PAnnot ((PVar x, _), t) => (EAbs (x, SOME t, e), loc)
adamc@822	1072 \| _ => (EAbs ("$x", SOME pt,
adamc@822	1073 (ECase ((EVar ([], "$x", DontInfer),
adamc@822	1074 loc),
adamc@822	1075 [(patS, e)]), loc)), loc)
adamc@241	1076 in
adamc@822	1077 (e', (TFun (pt, t), loc))
adamc@241	1078 end)
adamc@822	1079 \| earga (earga)
adamc@822	1080
adamc@822	1081 eargp : pterm (fn (e, t) =>
adamc@241	1082 let
adamc@822	1083 val loc = s (ptermleft, ptermright)
adamc@822	1084 val pt = patType loc pterm
adamc@822	1085
adamc@822	1086 val e' = case #1 pterm of
adamc@822	1087 PVar x => (EAbs (x, NONE, e), loc)
adamc@823	1088 \| PAnnot ((PVar x, _), t) => (EAbs (x, SOME t, e), loc)
adamc@822	1089 \| _ => (EAbs ("$x", SOME pt,
adamc@822	1090 (ECase ((EVar ([], "$x", DontInfer),
adamc@822	1091 loc),
adamc@822	1092 [(pterm, e)]), loc)), loc)
adamc@241	1093 in
adamc@822	1094 (e', (TFun (pt, t), loc))
adamc@241	1095 end)
adamc@822	1096 \| earga (earga)
adamc@241	1097
adamc@822	1098 earga : LBRACK SYMBOL RBRACK (fn (e, t) =>
adamc@241	1099 let
adamc@822	1100 val loc = s (LBRACKleft, RBRACKright)
adamc@822	1101 val kind = (KWild, loc)
adamc@822	1102 in
adamc@822	1103 ((ECAbs (Implicit, SYMBOL, kind, e), loc),
adamc@822	1104 (TCFun (Implicit, SYMBOL, kind, t), loc))
adamc@822	1105 end)
adam@1302	1106 \| LBRACK SYMBOL DCOLONWILD RBRACK (fn (e, t) =>
adam@1302	1107 let
adam@1302	1108 val loc = s (LBRACKleft, RBRACKright)
adam@1302	1109 val kind = (KWild, loc)
adam@1302	1110 in
adam@1302	1111 ((ECAbs (Explicit, SYMBOL, kind, e), loc),
adam@1302	1112 (TCFun (Explicit, SYMBOL, kind, t), loc))
adam@1302	1113 end)
adamc@822	1114 \| LBRACK SYMBOL kcolon kind RBRACK(fn (e, t) =>
adamc@822	1115 let
adamc@822	1116 val loc = s (LBRACKleft, RBRACKright)
adamc@241	1117 in
adamc@241	1118 ((ECAbs (kcolon, SYMBOL, kind, e), loc),
adamc@241	1119 (TCFun (kcolon, SYMBOL, kind, t), loc))
adamc@241	1120 end)
adam@1306	1121 \| LBRACK SYMBOL TCOLONWILD RBRACK (fn (e, t) =>
adam@1306	1122 let
adam@1306	1123 val loc = s (LBRACKleft, RBRACKright)
adam@1306	1124 val kind = (KWild, loc)
adam@1306	1125 in
adam@1306	1126 ((ECAbs (Implicit, SYMBOL, kind, e), loc),
adam@1306	1127 (TCFun (Implicit, SYMBOL, kind, t), loc))
adam@1306	1128 end)
adamc@478	1129 \| LBRACK cexp TWIDDLE cexp RBRACK(fn (e, t) =>
adamc@356	1130 let
adamc@356	1131 val loc = s (LBRACKleft, RBRACKright)
adamc@356	1132 in
adamc@478	1133 ((EDisjoint (cexp1, cexp2, e), loc),
adamc@628	1134 (TDisjoint (cexp1, cexp2, t), loc))
adamc@356	1135 end)
adamc@822	1136 \| LBRACK CSYMBOL RBRACK (fn (e, t) =>
adamc@623	1137 let
adamc@623	1138 val loc = s (CSYMBOLleft, CSYMBOLright)
adamc@623	1139 in
adamc@623	1140 ((EKAbs (CSYMBOL, e), loc),
adamc@623	1141 (TKFun (CSYMBOL, t), loc))
adamc@623	1142 end)
adamc@241	1143
adamc@8	1144 eterm : LPAREN eexp RPAREN (#1 eexp, s (LPARENleft, RPARENright))
adamc@195	1145 \| LPAREN etuple RPAREN (let
adamc@195	1146 val loc = s (LPARENleft, RPARENright)
adamc@195	1147 in
adamc@195	1148 (ERecord (ListUtil.mapi (fn (i, e) =>
adamc@195	1149 ((CName (Int.toString (i + 1)), loc),
adamc@195	1150 e)) etuple), loc)
adamc@195	1151 end)
adamc@8	1152
adamc@403	1153 \| path (EVar (#1 path, #2 path, Infer), s (pathleft, pathright))
adamc@403	1154 \| cpath (EVar (#1 cpath, #2 cpath, Infer), s (cpathleft, cpathright))
adamc@403	1155 \| AT path (EVar (#1 path, #2 path, TypesOnly), s (ATleft, pathright))
adamc@403	1156 \| AT AT path (EVar (#1 path, #2 path, DontInfer), s (AT1left, pathright))
adamc@403	1157 \| AT cpath (EVar (#1 cpath, #2 cpath, TypesOnly), s (ATleft, cpathright))
adamc@403	1158 \| AT AT cpath (EVar (#1 cpath, #2 cpath, DontInfer), s (AT1left, cpathright))
adamc@12	1159 \| LBRACE rexp RBRACE (ERecord rexp, s (LBRACEleft, RBRACEright))
adamc@110	1160 \| UNIT (ERecord [], s (UNITleft, UNITright))
adamc@12	1161
adamc@14	1162 \| INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@14	1163 \| FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adamc@14	1164 \| STRING (EPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@821	1165 \| CHAR (EPrim (Prim.Char CHAR), s (CHARleft, CHARright))
adamc@14	1166
adamc@200	1167 \| path DOT idents (let
adamc@200	1168 val loc = s (pathleft, identsright)
adamc@200	1169 in
adamc@200	1170 foldl (fn (ident, e) =>
adamc@200	1171 (EField (e, ident), loc))
adamc@403	1172 (EVar (#1 path, #2 path, Infer), s (pathleft, pathright)) idents
adamc@403	1173 end)
adamc@910	1174 \| LPAREN eexp RPAREN DOT idents (let
adamc@910	1175 val loc = s (LPARENleft, identsright)
adamc@910	1176 in
adamc@910	1177 foldl (fn (ident, e) =>
adamc@910	1178 (EField (e, ident), loc))
adamc@910	1179 eexp idents
adamc@910	1180 end)
adamc@403	1181 \| AT path DOT idents (let
adamc@403	1182 val loc = s (ATleft, identsright)
adamc@403	1183 in
adamc@403	1184 foldl (fn (ident, e) =>
adamc@403	1185 (EField (e, ident), loc))
adamc@403	1186 (EVar (#1 path, #2 path, TypesOnly), s (pathleft, pathright)) idents
adamc@403	1187 end)
adamc@403	1188 \| AT AT path DOT idents (let
adamc@403	1189 val loc = s (AT1left, identsright)
adamc@403	1190 in
adamc@403	1191 foldl (fn (ident, e) =>
adamc@403	1192 (EField (e, ident), loc))
adamc@403	1193 (EVar (#1 path, #2 path, DontInfer), s (pathleft, pathright)) idents
adamc@200	1194 end)
adamc@71	1195
adamc@360	1196 \| XML_BEGIN xml XML_END (let
adamc@360	1197 val loc = s (XML_BEGINleft, XML_ENDright)
adamc@360	1198 in
adamc@360	1199 if XML_BEGIN = "xml" then
adamc@360	1200 ()
adamc@360	1201 else
adamc@360	1202 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@360	1203 xml
adamc@360	1204 end)
adamc@360	1205 \| XML_BEGIN XML_END (let
adamc@360	1206 val loc = s (XML_BEGINleft, XML_ENDright)
adamc@360	1207 in
adamc@360	1208 if XML_BEGIN = "xml" then
adamc@360	1209 ()
adamc@360	1210 else
adamc@360	1211 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@403	1212 (EApp ((EVar (["Basis"], "cdata", Infer), loc),
adamc@360	1213 (EPrim (Prim.String ""), loc)),
adamc@360	1214 loc)
adamc@360	1215 end)
adamc@360	1216 \| XML_BEGIN_END (let
adamc@360	1217 val loc = s (XML_BEGIN_ENDleft, XML_BEGIN_ENDright)
adamc@360	1218 in
adamc@360	1219 if XML_BEGIN_END = "xml" then
adamc@360	1220 ()
adamc@360	1221 else
adamc@360	1222 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@403	1223 (EApp ((EVar (["Basis"], "cdata", Infer), loc),
adamc@360	1224 (EPrim (Prim.String ""), loc)),
adamc@360	1225 loc)
adamc@360	1226 end)
adamc@302	1227
adamc@204	1228 \| LPAREN query RPAREN (query)
adamc@300	1229 \| LPAREN CWHERE sqlexp RPAREN (sqlexp)
adamc@339	1230 \| LPAREN SQL sqlexp RPAREN (sqlexp)
adamc@1070	1231 \| LPAREN FROM tables RPAREN (#2 tables)
adamc@1071	1232 \| LPAREN SELECT1 query1 RPAREN (query1)
adamc@302	1233
adamc@302	1234 \| LPAREN INSERT INTO texp LPAREN fields RPAREN VALUES LPAREN sqlexps RPAREN RPAREN
adamc@302	1235 (let
adamc@302	1236 val loc = s (LPAREN1left, RPAREN3right)
adamc@302	1237
adamc@403	1238 val e = (EVar (["Basis"], "insert", Infer), loc)
adamc@302	1239 val e = (EApp (e, texp), loc)
adamc@302	1240 in
adamc@302	1241 if length fields <> length sqlexps then
adam@1360	1242 ErrorMsg.errorAt loc ("Length mismatch in INSERT field specification ("
adam@1360	1243 ^ Int.toString (length fields)
adam@1360	1244 ^ " vs. " ^ Int.toString (length sqlexps) ^ ")")
adamc@302	1245 else
adamc@302	1246 ();
adamc@302	1247 (EApp (e, (ERecord (ListPair.zip (fields, sqlexps)), loc)), loc)
adamc@302	1248 end)
adamc@310	1249 \| LPAREN enterDml UPDATE texp SET fsets CWHERE sqlexp leaveDml RPAREN
adamc@303	1250 (let
adamc@303	1251 val loc = s (LPARENleft, RPARENright)
adamc@303	1252
adamc@403	1253 val e = (EVar (["Basis"], "update", Infer), loc)
adamc@342	1254 val e = (ECApp (e, (CWild (KRecord (KType, loc), loc), loc)), loc)
adamc@306	1255 val e = (EApp (e, (ERecord fsets, loc)), loc)
adamc@305	1256 val e = (EApp (e, texp), loc)
adamc@303	1257 in
adamc@303	1258 (EApp (e, sqlexp), loc)
adamc@303	1259 end)
adamc@310	1260 \| LPAREN enterDml DELETE FROM texp CWHERE sqlexp leaveDml RPAREN
adamc@304	1261 (let
adamc@304	1262 val loc = s (LPARENleft, RPARENright)
adamc@304	1263
adamc@403	1264 val e = (EVar (["Basis"], "delete", Infer), loc)
adamc@304	1265 val e = (EApp (e, texp), loc)
adamc@304	1266 in
adamc@304	1267 (EApp (e, sqlexp), loc)
adamc@304	1268 end)
adamc@302	1269
adamc@211	1270 \| UNDER (EWild, s (UNDERleft, UNDERright))
adamc@91	1271
adamc@446	1272 \| LET edecls IN eexp END (ELet (edecls, eexp), s (LETleft, ENDright))
adamc@446	1273
adamc@762	1274 \| LBRACK RBRACK (EVar (["Basis"], "Nil", Infer), s (LBRACKleft, RBRACKright))
adamc@762	1275
adamc@446	1276 edecls : ([])
adamc@446	1277 \| edecl edecls (edecl :: edecls)
adamc@446	1278
adamc@825	1279 edecl : VAL pat EQ eexp ((EDVal (pat, eexp), s (VALleft, eexpright)))
adamc@446	1280 \| VAL REC valis ((EDValRec valis, s (VALleft, valisright)))
adamc@446	1281 \| FUN valis ((EDValRec valis, s (FUNleft, valisright)))
adamc@446	1282
adamc@310	1283 enterDml : (inDml := true)
adamc@310	1284 leaveDml : (inDml := false)
adamc@310	1285
adamc@403	1286 texp : SYMBOL (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright))
adamc@302	1287 \| LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adamc@302	1288
adamc@302	1289 fields : fident ([fident])
adamc@302	1290 \| fident COMMA fields (fident :: fields)
adamc@302	1291
adamc@302	1292 sqlexps: sqlexp ([sqlexp])
adamc@302	1293 \| sqlexp COMMA sqlexps (sqlexp :: sqlexps)
adamc@302	1294
adamc@303	1295 fsets : fident EQ sqlexp ([(fident, sqlexp)])
adamc@303	1296 \| fident EQ sqlexp COMMA fsets ((fident, sqlexp) :: fsets)
adamc@303	1297
adamc@200	1298 idents : ident ([ident])
adamc@200	1299 \| ident DOT idents (ident :: idents)
adamc@200	1300
adamc@195	1301 etuple : eexp COMMA eexp ([eexp1, eexp2])
adamc@195	1302 \| eexp COMMA etuple (eexp :: etuple)
adamc@195	1303
adamc@170	1304 branch : pat DARROW eexp (pat, eexp)
adamc@170	1305
adamc@170	1306 branchs: ([])
adamc@170	1307 \| BAR branch branchs (branch :: branchs)
adamc@170	1308
adamc@822	1309 patS : pterm (pterm)
adamc@822	1310 \| pterm DCOLON patS (let
adamc@822	1311 val loc = s (ptermleft, patSright)
adamc@762	1312 in
adamc@762	1313 (PCon (["Basis"], "Cons", SOME (PRecord ([("1", pterm),
adamc@822	1314 ("2", patS)], false), loc)),
adamc@762	1315 loc)
adamc@762	1316 end)
adamc@822	1317 \| patS COLON cexp (PAnnot (patS, cexp), s (patSleft, cexpright))
adamc@822	1318
adamc@822	1319 pat : patS (patS)
adamc@822	1320 \| cpath pterm (PCon (#1 cpath, #2 cpath, SOME pterm), s (cpathleft, ptermright))
adamc@170	1321
adamc@170	1322 pterm : SYMBOL (PVar SYMBOL, s (SYMBOLleft, SYMBOLright))
adamc@170	1323 \| cpath (PCon (#1 cpath, #2 cpath, NONE), s (cpathleft, cpathright))
adamc@170	1324 \| UNDER (PWild, s (UNDERleft, UNDERright))
adamc@173	1325 \| INT (PPrim (Prim.Int INT), s (INTleft, INTright))
adamc@173	1326 \| STRING (PPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@821	1327 \| CHAR (PPrim (Prim.Char CHAR), s (CHARleft, CHARright))
adamc@170	1328 \| LPAREN pat RPAREN (pat)
adamc@174	1329 \| LBRACE RBRACE (PRecord ([], false), s (LBRACEleft, RBRACEright))
adamc@174	1330 \| UNIT (PRecord ([], false), s (UNITleft, UNITright))
adamc@174	1331 \| LBRACE rpat RBRACE (PRecord rpat, s (LBRACEleft, RBRACEright))
adamc@195	1332 \| LPAREN ptuple RPAREN (PRecord (ListUtil.mapi (fn (i, p) => (Int.toString (i + 1), p)) ptuple,
adamc@195	1333 false),
adamc@195	1334 s (LPARENleft, RPARENright))
adamc@762	1335 \| LBRACK RBRACK (PCon (["Basis"], "Nil", NONE), s (LBRACKleft, RBRACKright))
adamc@174	1336
adamc@175	1337 rpat : CSYMBOL EQ pat ([(CSYMBOL, pat)], false)
adamc@243	1338 \| INT EQ pat ([(Int64.toString INT, pat)], false)
adamc@174	1339 \| DOTDOTDOT ([], true)
adamc@175	1340 \| CSYMBOL EQ pat COMMA rpat ((CSYMBOL, pat) :: #1 rpat, #2 rpat)
adamc@243	1341 \| INT EQ pat COMMA rpat ((Int64.toString INT, pat) :: #1 rpat, #2 rpat)
adamc@170	1342
adamc@195	1343 ptuple : pat COMMA pat ([pat1, pat2])
adamc@195	1344 \| pat COMMA ptuple (pat :: ptuple)
adamc@195	1345
adamc@12	1346 rexp : ([])
adamc@12	1347 \| ident EQ eexp ([(ident, eexp)])
adamc@12	1348 \| ident EQ eexp COMMA rexp ((ident, eexp) :: rexp)
adamc@91	1349
adamc@141	1350 xml : xmlOne xml (let
adamc@141	1351 val pos = s (xmlOneleft, xmlright)
adamc@141	1352 in
adamc@720	1353 (EApp ((EApp (
adamc@720	1354 (EVar (["Basis"], "join", Infer), pos),
adamc@720	1355 xmlOne), pos),
adamc@720	1356 xml), pos)
adamc@141	1357 end)
adamc@141	1358 \| xmlOne (xmlOne)
adamc@91	1359
adamc@1045	1360 xmlOpt : xml (xml)
adamc@1045	1361 \| (EApp ((EVar (["Basis"], "cdata", Infer), dummy),
adamc@1045	1362 (EPrim (Prim.String ""), dummy)),
adamc@1045	1363 dummy)
adamc@1045	1364
adamc@403	1365 xmlOne : NOTAGS (EApp ((EVar (["Basis"], "cdata", Infer), s (NOTAGSleft, NOTAGSright)),
adamc@141	1366 (EPrim (Prim.String NOTAGS), s (NOTAGSleft, NOTAGSright))),
adamc@141	1367 s (NOTAGSleft, NOTAGSright))
adamc@141	1368 \| tag DIVIDE GT (let
adamc@141	1369 val pos = s (tagleft, GTright)
adamc@710	1370
adamc@710	1371 val cdata =
adamc@756	1372 if #1 (#1 tag) = "submit" orelse #1 (#1 tag) = "dyn" then
adamc@710	1373 let
adamc@710	1374 val e = (EVar (["Basis"], "cdata", DontInfer), pos)
adamc@710	1375 val e = (ECApp (e, (CWild (KWild, pos), pos)), pos)
adamc@710	1376 in
adamc@710	1377 (ECApp (e, (CRecord [], pos)), pos)
adamc@710	1378 end
adamc@710	1379 else
adamc@710	1380 (EVar (["Basis"], "cdata", Infer), pos)
adamc@710	1381
adamc@710	1382 val cdata = (EApp (cdata,
adamc@710	1383 (EPrim (Prim.String ""), pos)),
adamc@710	1384 pos)
adamc@141	1385 in
adamc@710	1386 (EApp (#2 tag, cdata), pos)
adamc@141	1387 end)
adamc@141	1388
adamc@1045	1389 \| tag GT xmlOpt END_TAG (let
adamc@141	1390 val pos = s (tagleft, GTright)
adamc@325	1391 val et = tagIn END_TAG
adamc@141	1392 in
adamc@756	1393 if #1 (#1 tag) = et then
adamc@361	1394 if et = "form" then
adamc@403	1395 (EApp ((EVar (["Basis"], "form", Infer), pos),
adamc@1045	1396 xmlOpt), pos)
adamc@1093	1397 else if et = "subform" orelse et = "subforms" then
adamc@1093	1398 (EApp (#2 (#1 tag),
adamc@1045	1399 xmlOpt), pos)
adamc@758	1400 else if et = "entry" then
adamc@758	1401 (EApp ((EVar (["Basis"], "entry", Infer), pos),
adamc@1045	1402 xmlOpt), pos)
adamc@141	1403 else
adamc@1045	1404 (EApp (#2 tag, xmlOpt), pos)
adamc@141	1405 else
adamc@325	1406 (if ErrorMsg.anyErrors () then
adamc@325	1407 ()
adamc@325	1408 else
adamc@1189	1409 ErrorMsg.errorAt pos ("Begin tag <"
adamc@1189	1410 ^ #1 (#1 tag)
adamc@1189	1411 ^ "> and end tag </"
adamc@1189	1412 ^ et
adamc@1189	1413 ^ "> don't match.");
adamc@623	1414 (EWild, pos))
adamc@141	1415 end)
adamc@141	1416 \| LBRACE eexp RBRACE (eexp)
adamc@391	1417 \| LBRACE LBRACK eexp RBRACK RBRACE (let
adamc@391	1418 val loc = s (LBRACEleft, RBRACEright)
adamc@403	1419 val e = (EVar (["Top"], "txt", Infer), loc)
adamc@391	1420 in
adamc@391	1421 (EApp (e, eexp), loc)
adamc@391	1422 end)
adamc@92	1423
adamc@141	1424 tag : tagHead attrs (let
adamc@141	1425 val pos = s (tagHeadleft, attrsright)
adamc@721	1426
adamc@721	1427 val e = (EVar (["Basis"], "tag", Infer), pos)
adamc@721	1428 val eo = case #1 attrs of
adamc@721	1429 NONE => (EVar (["Basis"], "None", Infer), pos)
adamc@721	1430 \| SOME e => (EApp ((EVar (["Basis"], "Some", Infer), pos),
adamc@721	1431 e), pos)
adamc@721	1432 val e = (EApp (e, eo), pos)
adamc@721	1433 val e = (EApp (e, (ERecord (#2 attrs), pos)), pos)
adamc@721	1434 val e = (EApp (e, (EApp (#2 tagHead,
adamc@721	1435 (ERecord [], pos)), pos)), pos)
adamc@141	1436 in
adamc@756	1437 (tagHead, e)
adamc@141	1438 end)
adamc@141	1439
adamc@141	1440 tagHead: BEGIN_TAG (let
adamc@325	1441 val bt = tagIn BEGIN_TAG
adamc@141	1442 val pos = s (BEGIN_TAGleft, BEGIN_TAGright)
adamc@141	1443 in
adamc@325	1444 (bt,
adamc@473	1445 (EVar (["Basis"], bt, Infer), pos))
adamc@141	1446 end)
adamc@141	1447 \| tagHead LBRACE cexp RBRACE (#1 tagHead, (ECApp (#2 tagHead, cexp), s (tagHeadleft, RBRACEright)))
adamc@92	1448
adamc@721	1449 attrs : (NONE, [])
adamc@721	1450 \| attr attrs (let
adamc@721	1451 val loc = s (attrleft, attrsright)
adamc@721	1452 in
adamc@721	1453 case attr of
adamc@721	1454 Class e =>
adamc@721	1455 (case #1 attrs of
adamc@721	1456 NONE => ()
adamc@721	1457 \| SOME _ => ErrorMsg.errorAt loc "Multiple classes specified for tag";
adamc@721	1458 (SOME e, #2 attrs))
adamc@721	1459 \| Normal xe =>
adamc@721	1460 (#1 attrs, xe :: #2 attrs)
adamc@721	1461 end)
adamc@104	1462
adamc@721	1463 attr : SYMBOL EQ attrv (if SYMBOL = "class" then
adamc@721	1464 Class attrv
adamc@717	1465 else
adamc@724	1466 let
adamc@724	1467 val sym =
adamc@724	1468 case SYMBOL of
adamc@724	1469 "type" => "Typ"
adamc@724	1470 \| x => capitalize x
adamc@724	1471 in
adamc@724	1472 Normal ((CName sym, s (SYMBOLleft, SYMBOLright)),
adamc@724	1473 if (sym = "Href" orelse sym = "Src")
adamc@724	1474 andalso (case #1 attrv of
adamc@724	1475 EPrim _ => true
adamc@724	1476 \| _ => false) then
adamc@724	1477 let
adamc@724	1478 val loc = s (attrvleft, attrvright)
adamc@724	1479 in
adamc@724	1480 (EApp ((EVar (["Basis"], "bless", Infer), loc),
adamc@724	1481 attrv), loc)
adamc@724	1482 end
adamc@724	1483 else
adamc@724	1484 attrv)
adamc@724	1485 end)
adamc@204	1486
adamc@104	1487 attrv : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@104	1488 \| FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adamc@104	1489 \| STRING (EPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@110	1490 \| LBRACE eexp RBRACE (eexp)
adamc@226	1491
adamc@232	1492 query : query1 obopt lopt ofopt (let
adamc@229	1493 val loc = s (query1left, query1right)
adamc@230	1494
adamc@230	1495 val re = (ERecord [((CName "Rows", loc),
adamc@230	1496 query1),
adamc@230	1497 ((CName "OrderBy", loc),
adamc@231	1498 obopt),
adamc@231	1499 ((CName "Limit", loc),
adamc@232	1500 lopt),
adamc@232	1501 ((CName "Offset", loc),
adamc@232	1502 ofopt)], loc)
adamc@229	1503 in
adamc@403	1504 (EApp ((EVar (["Basis"], "sql_query", Infer), loc), re), loc)
adamc@229	1505 end)
adamc@993	1506
adamc@993	1507 dopt : (EVar (["Basis"], "False", Infer), dummy)
adamc@993	1508 \| DISTINCT (EVar (["Basis"], "True", Infer),
adamc@993	1509 s (DISTINCTleft, DISTINCTright))
adamc@993	1510
adamc@993	1511 query1 : SELECT dopt select FROM tables wopt gopt hopt
adamc@209	1512 (let
adamc@204	1513 val loc = s (SELECTleft, tablesright)
adamc@207	1514
adamc@1070	1515 val (empties, sel, exps) =
adamc@207	1516 case select of
adamc@1070	1517 Star => ([],
adamc@1070	1518 map (fn nm =>
adamc@233	1519 (nm, (CTuple [(CWild (KRecord (KType, loc), loc),
adamc@233	1520 loc),
adamc@233	1521 (CRecord [], loc)],
adamc@748	1522 loc))) (#1 tables),
adamc@233	1523 [])
adamc@207	1524 \| Items sis =>
adamc@207	1525 let
adamc@748	1526 val tabs = map (fn nm => (nm, (CRecord [], loc))) (#1 tables)
adamc@1194	1527 val (_, tabs, exps) = foldl (amend_select loc)
adamc@1194	1528 (1, tabs, []) sis
adamc@1070	1529 val empties = List.mapPartial (fn (nm, (CRecord [], _)) =>
adamc@1070	1530 SOME nm
adamc@1070	1531 \| _ => NONE) tabs
adamc@207	1532 in
adamc@1070	1533 (empties,
adamc@1070	1534 map (fn (nm, c) => (nm,
adamc@233	1535 (CTuple [c,
adamc@233	1536 (CWild (KRecord (KType, loc), loc),
adamc@233	1537 loc)], loc))) tabs,
adamc@233	1538 exps)
adamc@207	1539 end
adamc@207	1540
adamc@207	1541 val sel = (CRecord sel, loc)
adamc@207	1542
adamc@226	1543 val grp = case gopt of
adamc@403	1544 NONE => (ECApp ((EVar (["Basis"], "sql_subset_all",
adamc@403	1545 Infer), loc),
adamc@226	1546 (CWild (KRecord (KRecord (KType, loc), loc),
adamc@226	1547 loc), loc)), loc)
adamc@226	1548 \| SOME gis =>
adamc@226	1549 let
adamc@748	1550 val tabs = map (fn nm =>
adamc@748	1551 (nm, (CRecord [], loc))) (#1 tables)
adamc@226	1552 val tabs = foldl (amend_group loc) tabs gis
adamc@226	1553
adamc@226	1554 val tabs = map (fn (nm, c) =>
adamc@226	1555 (nm,
adamc@226	1556 (CTuple [c,
adamc@226	1557 (CWild (KRecord (KType, loc),
adamc@226	1558 loc),
adamc@226	1559 loc)], loc))) tabs
adamc@226	1560 in
adamc@403	1561 (ECApp ((EVar (["Basis"], "sql_subset", Infer), loc),
adamc@226	1562 (CRecord tabs, loc)), loc)
adamc@226	1563 end
adamc@226	1564
adamc@403	1565 val e = (EVar (["Basis"], "sql_query1", Infer), loc)
adamc@1070	1566 val e = (ECApp (e, (CRecord (map (fn nm => (nm, (CUnit, loc))) empties),
adamc@1070	1567 loc)), loc)
adamc@993	1568 val re = (ERecord [((CName "Distinct", loc),
adamc@993	1569 dopt),
adamc@993	1570 ((CName "From", loc),
adamc@748	1571 #2 tables),
adamc@209	1572 ((CName "Where", loc),
adamc@223	1573 wopt),
adamc@224	1574 ((CName "GroupBy", loc),
adamc@226	1575 grp),
adamc@224	1576 ((CName "Having", loc),
adamc@224	1577 hopt),
adamc@223	1578 ((CName "SelectFields", loc),
adamc@403	1579 (ECApp ((EVar (["Basis"], "sql_subset", Infer), loc),
adamc@233	1580 sel), loc)),
adamc@233	1581 ((CName "SelectExps", loc),
adamc@233	1582 (ERecord exps, loc))], loc)
adamc@223	1583
adamc@209	1584 val e = (EApp (e, re), loc)
adamc@204	1585 in
adamc@207	1586 e
adamc@204	1587 end)
adamc@229	1588 \| query1 UNION query1 (sql_relop ("union", query11, query12, s (query11left, query12right)))
adamc@229	1589 \| query1 INTERSECT query1 (sql_relop ("intersect", query11, query12, s (query11left, query12right)))
adamc@229	1590 \| query1 EXCEPT query1 (sql_relop ("except", query11, query12, s (query11left, query12right)))
adamc@1070	1591 \| LBRACE LBRACE LBRACE eexp RBRACE RBRACE RBRACE (eexp)
adamc@204	1592
adamc@749	1593 tables : fitem (fitem)
adamc@749	1594 \| fitem COMMA tables (let
adamc@749	1595 val loc = s (fitemleft, tablesright)
adamc@748	1596
adamc@748	1597 val e = (EVar (["Basis"], "sql_from_comma", Infer), loc)
adamc@749	1598 val e = (EApp (e, #2 fitem), loc)
adamc@748	1599 in
adamc@749	1600 (#1 fitem @ #1 tables,
adamc@748	1601 (EApp (e, #2 tables), loc))
adamc@748	1602 end)
adamc@204	1603
adamc@749	1604 fitem : table' ([#1 table'], #2 table')
adamc@1265	1605 \| LBRACE LBRACE eexp RBRACE RBRACE (tnamesOf eexp, eexp)
adamc@749	1606 \| fitem JOIN fitem ON sqlexp (let
adamc@749	1607 val loc = s (fitem1left, sqlexpright)
adamc@749	1608
adamc@749	1609 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749	1610 val e = (EApp (e, #2 fitem1), loc)
adamc@749	1611 val e = (EApp (e, #2 fitem2), loc)
adamc@749	1612 in
adamc@749	1613 (#1 fitem1 @ #1 fitem2,
adamc@749	1614 (EApp (e, sqlexp), loc))
adamc@749	1615 end)
adamc@749	1616 \| fitem INNER JOIN fitem ON sqlexp (let
adamc@749	1617 val loc = s (fitem1left, sqlexpright)
adamc@749	1618
adamc@749	1619 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749	1620 val e = (EApp (e, #2 fitem1), loc)
adamc@749	1621 val e = (EApp (e, #2 fitem2), loc)
adamc@749	1622 in
adamc@749	1623 (#1 fitem1 @ #1 fitem2,
adamc@749	1624 (EApp (e, sqlexp), loc))
adamc@749	1625 end)
adamc@749	1626 \| fitem CROSS JOIN fitem (let
adamc@749	1627 val loc = s (fitem1left, fitem2right)
adamc@749	1628
adamc@749	1629 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749	1630 val e = (EApp (e, #2 fitem1), loc)
adamc@749	1631 val e = (EApp (e, #2 fitem2), loc)
adamc@749	1632 val tru = sql_inject (EVar (["Basis"], "True", Infer), loc)
adamc@749	1633 in
adamc@749	1634 (#1 fitem1 @ #1 fitem2,
adamc@749	1635 (EApp (e, tru), loc))
adamc@749	1636 end)
adamc@750	1637 \| fitem LEFT JOIN fitem ON sqlexp (let
adamc@750	1638 val loc = s (fitem1left, sqlexpright)
adamc@750	1639
adamc@750	1640 val e = (EVar (["Basis"], "sql_left_join", Infer), loc)
adamc@750	1641 val e = (EApp (e, #2 fitem1), loc)
adamc@750	1642 val e = (EApp (e, #2 fitem2), loc)
adamc@750	1643 in
adamc@750	1644 (#1 fitem1 @ #1 fitem2,
adamc@750	1645 (EApp (e, sqlexp), loc))
adamc@750	1646 end)
adamc@751	1647 \| fitem LEFT OUTER JOIN fitem ON sqlexp (let
adamc@751	1648 val loc = s (fitem1left, sqlexpright)
adamc@751	1649
adamc@751	1650 val e = (EVar (["Basis"], "sql_left_join", Infer), loc)
adamc@751	1651 val e = (EApp (e, #2 fitem1), loc)
adamc@751	1652 val e = (EApp (e, #2 fitem2), loc)
adamc@751	1653 in
adamc@751	1654 (#1 fitem1 @ #1 fitem2,
adamc@751	1655 (EApp (e, sqlexp), loc))
adamc@751	1656 end)
adamc@751	1657 \| fitem RIGHT JOIN fitem ON sqlexp (let
adamc@751	1658 val loc = s (fitem1left, sqlexpright)
adamc@751	1659
adamc@751	1660 val e = (EVar (["Basis"], "sql_right_join", Infer), loc)
adamc@751	1661 val e = (EApp (e, #2 fitem1), loc)
adamc@751	1662 val e = (EApp (e, #2 fitem2), loc)
adamc@751	1663 in
adamc@751	1664 (#1 fitem1 @ #1 fitem2,
adamc@751	1665 (EApp (e, sqlexp), loc))
adamc@751	1666 end)
adamc@751	1667 \| fitem RIGHT OUTER JOIN fitem ON sqlexp (let
adamc@751	1668 val loc = s (fitem1left, sqlexpright)
adamc@751	1669
adamc@751	1670 val e = (EVar (["Basis"], "sql_right_join", Infer), loc)
adamc@751	1671 val e = (EApp (e, #2 fitem1), loc)
adamc@751	1672 val e = (EApp (e, #2 fitem2), loc)
adamc@751	1673 in
adamc@751	1674 (#1 fitem1 @ #1 fitem2,
adamc@751	1675 (EApp (e, sqlexp), loc))
adamc@751	1676 end)
adamc@751	1677 \| fitem FULL JOIN fitem ON sqlexp (let
adamc@751	1678 val loc = s (fitem1left, sqlexpright)
adamc@751	1679
adamc@751	1680 val e = (EVar (["Basis"], "sql_full_join", Infer), loc)
adamc@751	1681 val e = (EApp (e, #2 fitem1), loc)
adamc@751	1682 val e = (EApp (e, #2 fitem2), loc)
adamc@751	1683 in
adamc@751	1684 (#1 fitem1 @ #1 fitem2,
adamc@751	1685 (EApp (e, sqlexp), loc))
adamc@751	1686 end)
adamc@751	1687 \| fitem FULL OUTER JOIN fitem ON sqlexp (let
adamc@751	1688 val loc = s (fitem1left, sqlexpright)
adamc@751	1689
adamc@751	1690 val e = (EVar (["Basis"], "sql_full_join", Infer), loc)
adamc@751	1691 val e = (EApp (e, #2 fitem1), loc)
adamc@751	1692 val e = (EApp (e, #2 fitem2), loc)
adamc@751	1693 in
adamc@751	1694 (#1 fitem1 @ #1 fitem2,
adamc@751	1695 (EApp (e, sqlexp), loc))
adamc@751	1696 end)
adamc@1192	1697 \| LPAREN query RPAREN AS tname (let
adamc@1192	1698 val loc = s (LPARENleft, RPARENright)
adamc@1192	1699
adamc@1192	1700 val e = (EVar (["Basis"], "sql_from_query", Infer), loc)
adamc@1192	1701 val e = (ECApp (e, tname), loc)
adamc@1192	1702 in
adamc@1192	1703 ([tname], (EApp (e, query), loc))
adamc@1192	1704 end)
adamc@749	1705
adamc@204	1706 tname : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@204	1707 \| LBRACE cexp RBRACE (cexp)
adamc@204	1708
adamc@243	1709 table : SYMBOL ((CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright)),
adamc@403	1710 (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright)))
adamc@403	1711 \| SYMBOL AS tname (tname, (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright)))
adamc@221	1712 \| LBRACE LBRACE eexp RBRACE RBRACE AS tname (tname, eexp)
adamc@207	1713
adamc@748	1714 table' : table (let
adamc@748	1715 val loc = s (tableleft, tableright)
adamc@748	1716 val e = (EVar (["Basis"], "sql_from_table", Infer), loc)
adamc@748	1717 val e = (ECApp (e, #1 table), loc)
adamc@748	1718 in
adamc@748	1719 (#1 table, (EApp (e, #2 table), loc))
adamc@748	1720 end)
adamc@748	1721
adamc@243	1722 tident : SYMBOL (CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@207	1723 \| CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@221	1724 \| LBRACE LBRACE cexp RBRACE RBRACE (cexp)
adamc@207	1725
adamc@207	1726 fident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@207	1727 \| LBRACE cexp RBRACE (cexp)
adamc@207	1728
adamc@207	1729 seli : tident DOT fident (Field (tident, fident))
adamc@1194	1730 \| sqlexp (Exp (NONE, sqlexp))
adamc@1194	1731 \| sqlexp AS fident (Exp (SOME fident, sqlexp))
adamc@341	1732 \| tident DOT LBRACE LBRACE cexp RBRACE RBRACE (Fields (tident, cexp))
adamc@207	1733
adamc@207	1734 selis : seli ([seli])
adamc@207	1735 \| seli COMMA selis (seli :: selis)
adamc@207	1736
adamc@207	1737 select : STAR (Star)
adamc@207	1738 \| selis (Items selis)
adamc@209	1739
adamc@403	1740 sqlexp : TRUE (sql_inject (EVar (["Basis"], "True", Infer),
adamc@209	1741 s (TRUEleft, TRUEright)))
adamc@403	1742 \| FALSE (sql_inject (EVar (["Basis"], "False", Infer),
adamc@209	1743 s (FALSEleft, FALSEright)))
adamc@209	1744
adamc@222	1745 \| INT (sql_inject (EPrim (Prim.Int INT),
adamc@222	1746 s (INTleft, INTright)))
adamc@222	1747 \| FLOAT (sql_inject (EPrim (Prim.Float FLOAT),
adamc@222	1748 s (FLOATleft, FLOATright)))
adamc@229	1749 \| STRING (sql_inject (EPrim (Prim.String STRING),
adamc@229	1750 s (STRINGleft, STRINGright)))
adamc@441	1751 \| CURRENT_TIMESTAMP (sql_nfunc ("current_timestamp",
adamc@441	1752 s (CURRENT_TIMESTAMPleft, CURRENT_TIMESTAMPright)))
adamc@222	1753
adamc@221	1754 \| tident DOT fident (let
adamc@221	1755 val loc = s (tidentleft, fidentright)
adamc@403	1756 val e = (EVar (["Basis"], "sql_field", Infer), loc)
adamc@221	1757 val e = (ECApp (e, tident), loc)
adamc@221	1758 in
adamc@221	1759 (ECApp (e, fident), loc)
adamc@221	1760 end)
adamc@234	1761 \| CSYMBOL (let
adamc@234	1762 val loc = s (CSYMBOLleft, CSYMBOLright)
adamc@310	1763 in
adamc@310	1764 if !inDml then
adamc@310	1765 let
adamc@403	1766 val e = (EVar (["Basis"], "sql_field", Infer), loc)
adamc@310	1767 val e = (ECApp (e, (CName "T", loc)), loc)
adamc@310	1768 in
adamc@310	1769 (ECApp (e, (CName CSYMBOL, loc)), loc)
adamc@310	1770 end
adamc@310	1771 else
adamc@310	1772 let
adamc@403	1773 val e = (EVar (["Basis"], "sql_exp", Infer), loc)
adamc@310	1774 in
adamc@310	1775 (ECApp (e, (CName CSYMBOL, loc)), loc)
adamc@310	1776 end
adamc@310	1777 end)
adamc@221	1778
adamc@471	1779 \| LBRACE eexp RBRACE (eexp)
adamc@470	1780
adamc@559	1781 \| sqlexp EQ sqlexp (sql_binary ("eq", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1782 \| sqlexp NE sqlexp (sql_binary ("ne", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1783 \| sqlexp LT sqlexp (sql_binary ("lt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1784 \| sqlexp LE sqlexp (sql_binary ("le", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1785 \| sqlexp GT sqlexp (sql_binary ("gt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1786 \| sqlexp GE sqlexp (sql_binary ("ge", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1787
adamc@559	1788 \| sqlexp PLUS sqlexp (sql_binary ("plus", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1789 \| sqlexp MINUS sqlexp (sql_binary ("minus", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1790 \| sqlexp STAR sqlexp (sql_binary ("times", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1791 \| sqlexp DIVIDE sqlexp (sql_binary ("div", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1792 \| sqlexp MOD sqlexp (sql_binary ("mod", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@219	1793
adamc@220	1794 \| sqlexp CAND sqlexp (sql_binary ("and", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@220	1795 \| sqlexp OR sqlexp (sql_binary ("or", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1796
adamc@220	1797 \| NOT sqlexp (sql_unary ("not", sqlexp, s (NOTleft, sqlexpright)))
adamc@559	1798 \| MINUS sqlexp (sql_unary ("neg", sqlexp, s (MINUSleft, sqlexpright)))
adamc@220	1799
adamc@470	1800 \| sqlexp IS NULL (let
adamc@470	1801 val loc = s (sqlexpleft, NULLright)
adamc@470	1802 in
adamc@470	1803 (EApp ((EVar (["Basis"], "sql_is_null", Infer), loc),
adamc@470	1804 sqlexp), loc)
adamc@470	1805 end)
adamc@470	1806
adamc@471	1807 \| LBRACE LBRACK eexp RBRACK RBRACE (sql_inject (#1 eexp,
adamc@471	1808 s (LBRACEleft, RBRACEright)))
adamc@220	1809 \| LPAREN sqlexp RPAREN (sqlexp)
adamc@210	1810
adamc@467	1811 \| NULL (sql_inject ((EVar (["Basis"], "None", Infer),
adamc@467	1812 s (NULLleft, NULLright))))
adamc@467	1813
adamc@235	1814 \| COUNT LPAREN STAR RPAREN (let
adamc@235	1815 val loc = s (COUNTleft, RPARENright)
adamc@235	1816 in
adamc@544	1817 (EVar (["Basis"], "sql_count", Infer), loc)
adamc@235	1818 end)
adamc@1187	1819 \| COUNT LPAREN sqlexp RPAREN (let
adamc@1187	1820 val loc = s (COUNTleft, RPARENright)
adamc@1187	1821
adamc@1187	1822 val e = (EVar (["Basis"], "sql_count_col", Infer), loc)
adamc@1187	1823 val e = (EApp ((EVar (["Basis"], "sql_aggregate", Infer), loc),
adamc@1187	1824 e), loc)
adamc@1187	1825 in
adamc@1187	1826 (EApp (e, sqlexp), loc)
adamc@1187	1827 end)
adamc@236	1828 \| sqlagg LPAREN sqlexp RPAREN (let
adamc@236	1829 val loc = s (sqlaggleft, RPARENright)
adamc@236	1830
adamc@403	1831 val e = (EVar (["Basis"], "sql_" ^ sqlagg, Infer), loc)
adamc@403	1832 val e = (EApp ((EVar (["Basis"], "sql_aggregate", Infer), loc),
adamc@236	1833 e), loc)
adamc@236	1834 in
adamc@236	1835 (EApp (e, sqlexp), loc)
adamc@236	1836 end)
adamc@746	1837 \| fname LPAREN sqlexp RPAREN (let
adamc@746	1838 val loc = s (fnameleft, RPARENright)
adamc@746	1839
adamc@746	1840 val e = (EVar (["Basis"], "sql_ufunc", Infer), loc)
adamc@746	1841 val e = (EApp (e, fname), loc)
adamc@746	1842 in
adamc@746	1843 (EApp (e, sqlexp), loc)
adamc@746	1844 end)
adamc@1191	1845 \| LPAREN query RPAREN (let
adamc@1191	1846 val loc = s (LPARENleft, RPARENright)
adamc@1191	1847
adamc@1191	1848 val e = (EVar (["Basis"], "sql_subquery", Infer), loc)
adamc@1191	1849 in
adamc@1191	1850 (EApp (e, query), loc)
adamc@1191	1851 end)
adamc@746	1852
adamc@746	1853 fname : SYMBOL (EVar (["Basis"], "sql_" ^ SYMBOL, Infer), s (SYMBOLleft, SYMBOLright))
adamc@746	1854 \| LBRACE eexp RBRACE (eexp)
adamc@235	1855
adamc@403	1856 wopt : (sql_inject (EVar (["Basis"], "True", Infer),
adamc@230	1857 dummy))
adamc@209	1858 \| CWHERE sqlexp (sqlexp)
adamc@226	1859
adamc@226	1860 groupi : tident DOT fident (GField (tident, fident))
adamc@226	1861
adamc@226	1862 groupis: groupi ([groupi])
adamc@226	1863 \| groupi COMMA groupis (groupi :: groupis)
adamc@226	1864
adamc@226	1865 gopt : (NONE)
adamc@226	1866 \| GROUP BY groupis (SOME groupis)
adamc@227	1867
adamc@403	1868 hopt : (sql_inject (EVar (["Basis"], "True", Infer),
adamc@230	1869 dummy))
adamc@227	1870 \| HAVING sqlexp (sqlexp)
adamc@230	1871
adamc@403	1872 obopt : (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), dummy),
adamc@234	1873 (CWild (KRecord (KType, dummy), dummy), dummy)),
adamc@230	1874 dummy)
adamc@230	1875 \| ORDER BY obexps (obexps)
adamc@230	1876
adamc@268	1877 obitem : sqlexp diropt (sqlexp, diropt)
adamc@268	1878
adamc@268	1879 obexps : obitem (let
adamc@268	1880 val loc = s (obitemleft, obitemright)
adamc@230	1881
adamc@403	1882 val e' = (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), loc),
adamc@234	1883 (CWild (KRecord (KType, loc), loc), loc)),
adamc@230	1884 loc)
adamc@403	1885 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons", Infer), loc),
adamc@268	1886 #1 obitem), loc)
adamc@268	1887 val e = (EApp (e, #2 obitem), loc)
adamc@230	1888 in
adamc@230	1889 (EApp (e, e'), loc)
adamc@230	1890 end)
adamc@268	1891 \| obitem COMMA obexps (let
adamc@268	1892 val loc = s (obitemleft, obexpsright)
adamc@230	1893
adamc@403	1894 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons", Infer), loc),
adamc@268	1895 #1 obitem), loc)
adamc@268	1896 val e = (EApp (e, #2 obitem), loc)
adamc@230	1897 in
adamc@230	1898 (EApp (e, obexps), loc)
adamc@230	1899 end)
adamc@231	1900
adamc@403	1901 diropt : (EVar (["Basis"], "sql_asc", Infer), dummy)
adamc@403	1902 \| ASC (EVar (["Basis"], "sql_asc", Infer), s (ASCleft, ASCright))
adamc@403	1903 \| DESC (EVar (["Basis"], "sql_desc", Infer), s (DESCleft, DESCright))
adamc@268	1904
adamc@403	1905 lopt : (EVar (["Basis"], "sql_no_limit", Infer), dummy)
adamc@403	1906 \| LIMIT ALL (EVar (["Basis"], "sql_no_limit", Infer), dummy)
adamc@231	1907 \| LIMIT sqlint (let
adamc@231	1908 val loc = s (LIMITleft, sqlintright)
adamc@231	1909 in
adamc@403	1910 (EApp ((EVar (["Basis"], "sql_limit", Infer), loc), sqlint), loc)
adamc@231	1911 end)
adamc@231	1912
adamc@403	1913 ofopt : (EVar (["Basis"], "sql_no_offset", Infer), dummy)
adamc@232	1914 \| OFFSET sqlint (let
adamc@232	1915 val loc = s (OFFSETleft, sqlintright)
adamc@232	1916 in
adamc@403	1917 (EApp ((EVar (["Basis"], "sql_offset", Infer), loc), sqlint), loc)
adamc@232	1918 end)
adamc@232	1919
adamc@231	1920 sqlint : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@231	1921 \| LBRACE eexp RBRACE (eexp)
adamc@236	1922
adamc@236	1923 sqlagg : AVG ("avg")
adamc@236	1924 \| SUM ("sum")
adamc@236	1925 \| MIN ("min")
adamc@236	1926 \| MAX ("max")

Mercurial > urweb

annotate src/urweb.grm @ 1401:af501150678a