Ur/Web: src/urweb.grm annotate

annotate src/urweb.grm @ 1303:c7b9a33c26c8

Hopeful fix for the Great Unification Bug

author	Adam Chlipala <adam@chlipala.net>
date	Sun, 10 Oct 2010 14:41:03 -0400
parents	d008c4c43a0a
children	3a845f2ce9e9

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@1302	215 \| EQ \| COMMA \| COLON \| DCOLON \| DCOLONWILD \| TCOLON \| 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
adamc@6	397 %nonassoc DCOLON TCOLON
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')
adamc@709	592
adamc@709	593 fun findMode mode =
adamc@709	594 let
adamc@709	595 fun findMode' pmodes =
adamc@709	596 case pmodes of
adamc@709	597 [] => (EVar (["Basis"], "no_action", Infer), loc)
adamc@709	598 \| (mode', rule) :: pmodes' =>
adamc@709	599 if mode' = mode then
adamc@709	600 (if List.exists (fn (mode', _) => mode' = mode)
adamc@709	601 pmodes' then
adamc@709	602 ErrorMsg.errorAt loc "Duplicate propagation rule"
adamc@709	603 else
adamc@709	604 ();
adamc@709	605 rule)
adamc@709	606 else
adamc@709	607 findMode' pmodes'
adamc@709	608 in
adamc@709	609 findMode' pmodes
adamc@709	610 end
adamc@709	611
adamc@709	612 val e = (EVar (["Basis"], "foreign_key", Infer), loc)
adamc@709	613 val e = (EApp (e, mat), loc)
adamc@709	614 val e = (EApp (e, texp), loc)
adamc@709	615 in
adamc@709	616 (EApp (e, (ERecord [((CName "OnDelete", loc),
adamc@709	617 findMode Delete),
adamc@709	618 ((CName "OnUpdate", loc),
adamc@709	619 findMode Update)], loc)), loc)
adamc@709	620 end)
adamc@709	621
adamc@704	622 \| LBRACE eexp RBRACE (eexp)
adamc@704	623
adamc@704	624 tnameW : tname (let
adamc@704	625 val loc = s (tnameleft, tnameright)
adamc@704	626 in
adamc@704	627 (tname, (CWild (KType, loc), loc))
adamc@704	628 end)
adamc@704	629
adamc@705	630 tnames : tnameW (tnameW, [])
adamc@705	631 \| LPAREN tnames' RPAREN (tnames')
adamc@704	632
adamc@705	633 tnames': tnameW (tnameW, [])
adamc@705	634 \| tnameW COMMA tnames' (#1 tnames', tnameW :: #2 tnames')
adamc@704	635
adamc@709	636 pmode : ON pkind prule (pkind, prule)
adamc@709	637
adamc@709	638 pkind : DELETE (Delete)
adamc@709	639 \| UPDATE (Update)
adamc@709	640
adamc@709	641 prule : NO ACTION (EVar (["Basis"], "no_action", Infer), s (NOleft, ACTIONright))
adamc@709	642 \| RESTRICT (EVar (["Basis"], "restrict", Infer), s (RESTRICTleft, RESTRICTright))
adamc@709	643 \| CASCADE (EVar (["Basis"], "cascade", Infer), s (CASCADEleft, CASCADEright))
adamc@709	644 \| SET NULL (EVar (["Basis"], "set_null", Infer), s (SETleft, NULLright))
adamc@709	645
adamc@709	646 pmodes : ([])
adamc@709	647 \| pmode pmodes (pmode :: pmodes)
adamc@709	648
adamc@707	649 commaOpt: ()
adamc@707	650 \| COMMA ()
adamc@707	651
adamc@993	652 pkopt : (EVar (["Basis"], "no_primary_key", Infer), dummy)
adamc@707	653 \| PRIMARY KEY tnames (let
adamc@707	654 val loc = s (PRIMARYleft, tnamesright)
adamc@707	655
adamc@1093	656 val e = (EVar (["Basis"], "primary_key", TypesOnly), loc)
adamc@707	657 val e = (ECApp (e, #1 (#1 tnames)), loc)
adamc@707	658 val e = (ECApp (e, (CRecord (#2 tnames), loc)), loc)
adamc@707	659 val e = (EDisjointApp e, loc)
adamc@707	660 val e = (EDisjointApp e, loc)
adamc@707	661
adamc@707	662 val witness = map (fn (c, _) =>
adamc@707	663 (c, (EWild, loc)))
adamc@707	664 (#1 tnames :: #2 tnames)
adamc@707	665 val witness = (ERecord witness, loc)
adamc@707	666 in
adamc@707	667 (EApp (e, witness), loc)
adamc@707	668 end)
adamc@707	669
adamc@123	670 valis : vali ([vali])
adamc@123	671 \| vali AND valis (vali :: valis)
adamc@123	672
adamc@42	673 sgn : sgntm (sgntm)
adamc@40	674 \| FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@40	675 (SgnFun (CSYMBOL, sgn1, sgn2), s (FUNCTORleft, sgn2right))
adamc@30	676
adamc@42	677 sgntm : SIG sgis END (SgnConst sgis, s (SIGleft, ENDright))
adamc@59	678 \| mpath (case mpath of
adamc@61	679 [] => raise Fail "Impossible mpath parse [2]"
adamc@59	680 \| [x] => SgnVar x
adamc@59	681 \| m :: ms => SgnProj (m,
adamc@59	682 List.take (ms, length ms - 1),
adamc@59	683 List.nth (ms, length ms - 1)),
adamc@59	684 s (mpathleft, mpathright))
adamc@42	685 \| sgntm WHERE CON SYMBOL EQ cexp (SgnWhere (sgntm, SYMBOL, cexp), s (sgntmleft, cexpright))
adamc@42	686 \| sgntm WHERE LTYPE SYMBOL EQ cexp(SgnWhere (sgntm, SYMBOL, cexp), s (sgntmleft, cexpright))
adamc@42	687 \| LPAREN sgn RPAREN (sgn)
adamc@42	688
adamc@706	689 sgi : CON SYMBOL DCOLON kind ((SgiConAbs (SYMBOL, kind), s (CONleft, kindright)))
adamc@706	690 \| LTYPE SYMBOL ((SgiConAbs (SYMBOL, (KType, s (LTYPEleft, SYMBOLright))),
adamc@706	691 s (LTYPEleft, SYMBOLright)))
adamc@706	692 \| CON SYMBOL EQ cexp ((SgiCon (SYMBOL, NONE, cexp), s (CONleft, cexpright)))
adamc@706	693 \| CON SYMBOL DCOLON kind EQ cexp ((SgiCon (SYMBOL, SOME kind, cexp), s (CONleft, cexpright)))
adamc@706	694 \| LTYPE SYMBOL EQ cexp ((SgiCon (SYMBOL, SOME (KType, s (LTYPEleft, cexpright)), cexp),
adamc@706	695 s (LTYPEleft, cexpright)))
adamc@805	696 \| DATATYPE dtypes ((SgiDatatype dtypes, s (DATATYPEleft, dtypesright)))
adamc@191	697 \| DATATYPE SYMBOL dargs EQ DATATYPE CSYMBOL DOT path
adamc@191	698 (case dargs of
adamc@191	699 [] => (SgiDatatypeImp (SYMBOL, CSYMBOL :: #1 path, #2 path), s (DATATYPEleft, pathright))
adamc@191	700 \| _ => raise Fail "Arguments specified for imported datatype")
adamc@706	701 \| VAL SYMBOL COLON cexp ((SgiVal (SYMBOL, cexp), s (VALleft, cexpright)))
adamc@30	702
adamc@706	703 \| STRUCTURE CSYMBOL COLON sgn ((SgiStr (CSYMBOL, sgn), s (STRUCTUREleft, sgnright)))
adamc@706	704 \| SIGNATURE CSYMBOL EQ sgn ((SgiSgn (CSYMBOL, sgn), s (SIGNATUREleft, sgnright)))
adamc@42	705 \| FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@706	706 ((SgiStr (CSYMBOL1,
adamc@706	707 (SgnFun (CSYMBOL2, sgn1, sgn2), s (FUNCTORleft, sgn2right))),
adamc@706	708 s (FUNCTORleft, sgn2right)))
adamc@706	709 \| INCLUDE sgn ((SgiInclude sgn, s (INCLUDEleft, sgnright)))
adamc@706	710 \| CONSTRAINT cterm TWIDDLE cterm ((SgiConstraint (cterm1, cterm2), s (CONSTRAINTleft, ctermright)))
adamc@707	711 \| TABLE SYMBOL COLON cterm pkopt commaOpt cstopt (let
adamc@707	712 val loc = s (TABLEleft, ctermright)
adamc@707	713 in
adamc@707	714 (SgiTable (SYMBOL, entable cterm, pkopt, cstopt), loc)
adamc@707	715 end)
adamc@460	716 \| SEQUENCE SYMBOL (let
adamc@460	717 val loc = s (SEQUENCEleft, SYMBOLright)
adamc@460	718 val t = (CVar (["Basis"], "sql_sequence"), loc)
adamc@460	719 in
adamc@460	720 (SgiVal (SYMBOL, t), loc)
adamc@460	721 end)
adamc@754	722 \| VIEW SYMBOL COLON cexp (let
adamc@754	723 val loc = s (VIEWleft, cexpright)
adamc@754	724 val t = (CVar (["Basis"], "sql_view"), loc)
adamc@1076	725 val t = (CApp (t, entable cexp), loc)
adamc@754	726 in
adamc@754	727 (SgiVal (SYMBOL, t), loc)
adamc@754	728 end)
adamc@563	729 \| CLASS SYMBOL (let
adamc@563	730 val loc = s (CLASSleft, SYMBOLright)
adamc@711	731 val k = (KArrow ((KType, loc), (KType, loc)), loc)
adamc@563	732 in
adamc@711	733 (SgiClassAbs (SYMBOL, k), loc)
adamc@563	734 end)
adamc@563	735 \| CLASS SYMBOL DCOLON kind (let
adamc@563	736 val loc = s (CLASSleft, kindright)
adamc@563	737 in
adamc@563	738 (SgiClassAbs (SYMBOL, kind), loc)
adamc@563	739 end)
adamc@563	740 \| CLASS SYMBOL EQ cexp (let
adamc@563	741 val loc = s (CLASSleft, cexpright)
adamc@563	742 in
adamc@563	743 (SgiClass (SYMBOL, (KWild, loc), cexp), loc)
adamc@563	744 end)
adamc@563	745 \| CLASS SYMBOL DCOLON kind EQ cexp (let
adamc@563	746 val loc = s (CLASSleft, cexpright)
adamc@563	747 in
adamc@563	748 (SgiClass (SYMBOL, kind, cexp), loc)
adamc@563	749 end)
adamc@211	750 \| CLASS SYMBOL SYMBOL EQ cexp (let
adamc@211	751 val loc = s (CLASSleft, cexpright)
adamc@563	752 val k = (KWild, loc)
adamc@211	753 val c = (CAbs (SYMBOL2, SOME k, cexp), loc)
adamc@211	754 in
adamc@563	755 (SgiClass (SYMBOL1, k, c), s (CLASSleft, cexpright))
adamc@563	756 end)
adamc@563	757 \| CLASS SYMBOL LPAREN SYMBOL DCOLON kind RPAREN EQ cexp (let
adamc@563	758 val loc = s (CLASSleft, cexpright)
adamc@563	759 val c = (CAbs (SYMBOL2, SOME kind, cexp), loc)
adamc@563	760 in
adamc@563	761 (SgiClass (SYMBOL1, kind, c), s (CLASSleft, cexpright))
adamc@211	762 end)
adamc@460	763 \| COOKIE SYMBOL COLON cexp (let
adamc@460	764 val loc = s (COOKIEleft, cexpright)
adamc@460	765 val t = (CApp ((CVar (["Basis"], "http_cookie"), loc),
adamc@460	766 entable cexp), loc)
adamc@460	767 in
adamc@460	768 (SgiVal (SYMBOL, t), loc)
adamc@460	769 end)
adamc@720	770 \| STYLE SYMBOL (let
adamc@720	771 val loc = s (STYLEleft, SYMBOLright)
adamc@720	772 val t = (CVar (["Basis"], "css_class"), loc)
adamc@718	773 in
adamc@718	774 (SgiVal (SYMBOL, t), loc)
adamc@718	775 end)
adamc@30	776
adamc@30	777 sgis : ([])
adamc@30	778 \| sgi sgis (sgi :: sgis)
adamc@30	779
adamc@30	780 str : STRUCT decls END (StrConst decls, s (STRUCTleft, ENDright))
adamc@34	781 \| spath (spath)
adamc@40	782 \| FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN DARROW str
adamc@40	783 (StrFun (CSYMBOL, sgn, NONE, str), s (FUNCTORleft, strright))
adamc@40	784 \| FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn DARROW str
adamc@40	785 (StrFun (CSYMBOL, sgn1, SOME sgn2, str), s (FUNCTORleft, strright))
adamc@44	786 \| spath LPAREN str RPAREN (StrApp (spath, str), s (spathleft, RPARENright))
adamc@34	787
adamc@34	788 spath : CSYMBOL (StrVar CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@34	789 \| spath DOT CSYMBOL (StrProj (spath, CSYMBOL), s (spathleft, CSYMBOLright))
adamc@30	790
adamc@1	791 kind : TYPE (KType, s (TYPEleft, TYPEright))
adamc@1	792 \| NAME (KName, s (NAMEleft, NAMEright))
adamc@1	793 \| LBRACE kind RBRACE (KRecord kind, s (LBRACEleft, RBRACEright))
adamc@1	794 \| kind ARROW kind (KArrow (kind1, kind2), s (kind1left, kind2right))
adamc@1	795 \| LPAREN kind RPAREN (#1 kind, s (LPARENleft, RPARENright))
adamc@82	796 \| KUNIT (KUnit, s (KUNITleft, KUNITright))
adamc@18	797 \| UNDERUNDER (KWild, s (UNDERUNDERleft, UNDERUNDERright))
adamc@207	798 \| LPAREN ktuple RPAREN (KTuple ktuple, s (LPARENleft, RPARENright))
adamc@623	799 \| CSYMBOL (KVar CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@623	800 \| CSYMBOL KARROW kind (KFun (CSYMBOL, kind), s (CSYMBOLleft, kindright))
adamc@207	801
adamc@207	802 ktuple : kind STAR kind ([kind1, kind2])
adamc@207	803 \| kind STAR ktuple (kind :: ktuple)
adamc@1	804
adamc@1	805 capps : cterm (cterm)
adamc@1	806 \| capps cterm (CApp (capps, cterm), s (cappsleft, ctermright))
adamc@1	807
adamc@1	808 cexp : capps (capps)
adamc@1	809 \| cexp ARROW cexp (TFun (cexp1, cexp2), s (cexp1left, cexp2right))
adamc@15	810 \| SYMBOL kcolon kind ARROW cexp (TCFun (kcolon, SYMBOL, kind, cexp), s (SYMBOLleft, cexpright))
adamc@623	811 \| CSYMBOL KARROW cexp (TKFun (CSYMBOL, cexp), s (CSYMBOLleft, cexpright))
adamc@1	812
adamc@1	813 \| cexp PLUSPLUS cexp (CConcat (cexp1, cexp2), s (cexp1left, cexp1right))
adamc@1	814
adamc@239	815 \| FN cargs DARROW cexp (#1 (cargs (cexp, (KWild, s (FNleft, cexpright)))))
adamc@628	816 \| LBRACK cexp TWIDDLE cexp RBRACK DARROW cexp (TDisjoint (cexp1, cexp2, cexp3), s (LBRACKleft, cexp3right))
adamc@623	817 \| CSYMBOL DKARROW cexp (CKAbs (CSYMBOL, cexp), s (CSYMBOLleft, cexpright))
adamc@1	818
adamc@8	819 \| LPAREN cexp RPAREN DCOLON kind (CAnnot (cexp, kind), s (LPARENleft, kindright))
adamc@6	820
adamc@18	821 \| UNDER DCOLON kind (CWild kind, s (UNDERleft, UNDERright))
adamc@195	822 \| ctuple (let
adamc@195	823 val loc = s (ctupleleft, ctupleright)
adamc@195	824 in
adamc@195	825 (TRecord (CRecord (ListUtil.mapi (fn (i, c) =>
adamc@195	826 ((CName (Int.toString (i + 1)), loc),
adamc@195	827 c)) ctuple),
adamc@195	828 loc), loc)
adamc@195	829 end)
adamc@18	830
adamc@1	831 kcolon : DCOLON (Explicit)
adamc@1	832 \| TCOLON (Implicit)
adamc@1	833
adamc@239	834 cargs : carg (carg)
adamc@239	835 \| cargl (cargl)
adamc@239	836
adamc@239	837 cargl : cargp cargp (cargp1 o cargp2)
adamc@239	838 \| cargp cargl (cargp o cargl)
adamc@239	839
adamc@240	840 cargl2 : (fn x => x)
adamc@240	841 \| cargp cargl2 (cargp o cargl2)
adamc@240	842
adamc@241	843 carg : SYMBOL DCOLON kind (fn (c, k) =>
adamc@239	844 let
adamc@239	845 val loc = s (SYMBOLleft, kindright)
adamc@239	846 in
adamc@239	847 ((CAbs (SYMBOL, SOME kind, c), loc),
adamc@239	848 (KArrow (kind, k), loc))
adamc@239	849 end)
adamc@329	850 \| UNDER DCOLON kind (fn (c, k) =>
adamc@329	851 let
adamc@329	852 val loc = s (UNDERleft, kindright)
adamc@329	853 in
adamc@329	854 ((CAbs ("_", SOME kind, c), loc),
adamc@329	855 (KArrow (kind, k), loc))
adamc@329	856 end)
adam@1302	857 \| SYMBOL DCOLONWILD (fn (c, k) =>
adam@1302	858 let
adam@1302	859 val loc = s (SYMBOLleft, DCOLONWILDright)
adam@1302	860 val kind = (KWild, loc)
adam@1302	861 in
adam@1302	862 ((CAbs (SYMBOL, NONE, c), loc),
adam@1302	863 (KArrow (kind, k), loc))
adam@1302	864 end)
adam@1302	865 \| UNDER DCOLONWILD (fn (c, k) =>
adam@1302	866 let
adam@1302	867 val loc = s (UNDERleft, DCOLONWILDright)
adam@1302	868 val kind = (KWild, loc)
adam@1302	869 in
adam@1302	870 ((CAbs ("_", NONE, c), loc),
adam@1302	871 (KArrow (kind, k), loc))
adam@1302	872 end)
adamc@241	873 \| cargp (cargp)
adamc@239	874
adamc@239	875 cargp : SYMBOL (fn (c, k) =>
adamc@239	876 let
adamc@239	877 val loc = s (SYMBOLleft, SYMBOLright)
adamc@239	878 in
adamc@239	879 ((CAbs (SYMBOL, NONE, c), loc),
adamc@239	880 (KArrow ((KWild, loc), k), loc))
adamc@239	881 end)
adamc@329	882 \| UNDER (fn (c, k) =>
adamc@329	883 let
adamc@329	884 val loc = s (UNDERleft, UNDERright)
adamc@329	885 in
adamc@329	886 ((CAbs ("_", NONE, c), loc),
adamc@329	887 (KArrow ((KWild, loc), k), loc))
adamc@329	888 end)
adamc@1001	889 \| LPAREN SYMBOL kopt ckl RPAREN (fn (c, k) =>
adamc@239	890 let
adamc@239	891 val loc = s (LPARENleft, RPARENright)
adamc@1001	892 val ckl = (SYMBOL, kopt) :: ckl
adamc@1001	893 val ckl = map (fn (x, ko) => (x, case ko of
adamc@1001	894 NONE => (KWild, loc)
adamc@1001	895 \| SOME k => k)) ckl
adamc@239	896 in
adamc@1001	897 case ckl of
adamc@1001	898 [(x, k')] => ((CAbs (SYMBOL, SOME k', c), loc),
adamc@1001	899 (KArrow (k', k), loc))
adamc@1001	900 \| _ =>
adamc@1001	901 let
adamc@1001	902 val k' = (KTuple (map #2 ckl), loc)
adamc@1001	903
adamc@1001	904 val c = foldr (fn ((x, k), c) =>
adamc@1001	905 (CAbs (x, SOME k, c), loc)) c ckl
adamc@1001	906 val v = (CVar ([], "$x"), loc)
adamc@1001	907 val c = ListUtil.foldli (fn (i, _, c) =>
adamc@1001	908 (CApp (c, (CProj (v, i + 1), loc)),
adamc@1001	909 loc)) c ckl
adamc@1001	910 in
adamc@1001	911 ((CAbs ("$x", SOME k', c), loc),
adamc@1001	912 (KArrow (k', k), loc))
adamc@1001	913 end
adamc@239	914 end)
adamc@628	915
adamc@1001	916 ckl : ([])
adamc@1001	917 \| COMMA SYMBOL kopt ckl ((SYMBOL, kopt) :: ckl)
adamc@239	918
adamc@34	919 path : SYMBOL ([], SYMBOL)
adamc@34	920 \| CSYMBOL DOT path (let val (ms, x) = path in (CSYMBOL :: ms, x) end)
adamc@34	921
adamc@156	922 cpath : CSYMBOL ([], CSYMBOL)
adamc@156	923 \| CSYMBOL DOT cpath (let val (ms, x) = cpath in (CSYMBOL :: ms, x) end)
adamc@156	924
adamc@59	925 mpath : CSYMBOL ([CSYMBOL])
adamc@59	926 \| CSYMBOL DOT mpath (CSYMBOL :: mpath)
adamc@59	927
adamc@1	928 cterm : LPAREN cexp RPAREN (#1 cexp, s (LPARENleft, RPARENright))
adamc@1	929 \| LBRACK rcon RBRACK (CRecord rcon, s (LBRACKleft, RBRACKright))
adamc@83	930 \| LBRACK rconn RBRACK (CRecord rconn, s (LBRACKleft, RBRACKright))
adamc@1	931 \| LBRACE rcone RBRACE (TRecord (CRecord rcone, s (LBRACEleft, RBRACEright)),
adamc@1	932 s (LBRACEleft, RBRACEright))
adamc@1	933 \| DOLLAR cterm (TRecord cterm, s (DOLLARleft, ctermright))
adamc@1	934 \| HASH CSYMBOL (CName CSYMBOL, s (HASHleft, CSYMBOLright))
adamc@195	935 \| HASH INT (CName (Int64.toString INT), s (HASHleft, INTright))
adamc@1	936
adamc@34	937 \| path (CVar path, s (pathleft, pathright))
adamc@207	938 \| path DOT INT (CProj ((CVar path, s (pathleft, pathright)), Int64.toInt INT),
adamc@207	939 s (pathleft, INTright))
adamc@18	940 \| UNDER (CWild (KWild, s (UNDERleft, UNDERright)), s (UNDERleft, UNDERright))
adamc@621	941 \| MAP (CMap, s (MAPleft, MAPright))
adamc@82	942 \| UNIT (CUnit, s (UNITleft, UNITright))
adamc@207	943 \| LPAREN ctuplev RPAREN (CTuple ctuplev, s (LPARENleft, RPARENright))
adamc@207	944
adamc@207	945 ctuplev: cexp COMMA cexp ([cexp1, cexp2])
adamc@207	946 \| cexp COMMA ctuplev (cexp :: ctuplev)
adamc@1	947
adamc@196	948 ctuple : capps STAR capps ([capps1, capps2])
adamc@196	949 \| capps STAR ctuple (capps :: ctuple)
adamc@195	950
adamc@1	951 rcon : ([])
adamc@1	952 \| ident EQ cexp ([(ident, cexp)])
adamc@1	953 \| ident EQ cexp COMMA rcon ((ident, cexp) :: rcon)
adamc@1	954
adamc@83	955 rconn : ident ([(ident, (CUnit, s (identleft, identright)))])
adamc@83	956 \| ident COMMA rconn ((ident, (CUnit, s (identleft, identright))) :: rconn)
adamc@83	957
adamc@1	958 rcone : ([])
adamc@1	959 \| ident COLON cexp ([(ident, cexp)])
adamc@1	960 \| ident COLON cexp COMMA rcone ((ident, cexp) :: rcone)
adamc@1	961
adamc@1	962 ident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@195	963 \| INT (CName (Int64.toString INT), s (INTleft, INTright))
adamc@200	964 \| SYMBOL (CVar ([], SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@8	965
adamc@8	966 eapps : eterm (eterm)
adamc@8	967 \| eapps eterm (EApp (eapps, eterm), s (eappsleft, etermright))
adamc@8	968 \| eapps LBRACK cexp RBRACK (ECApp (eapps, cexp), s (eappsleft, RBRACKright))
adamc@629	969 \| eapps BANG (EDisjointApp eapps, s (eappsleft, BANGright))
adamc@8	970
adamc@8	971 eexp : eapps (eapps)
adamc@241	972 \| FN eargs DARROW eexp (let
adamc@93	973 val loc = s (FNleft, eexpright)
adamc@93	974 in
adamc@241	975 #1 (eargs (eexp, (CWild (KType, loc), loc)))
adamc@93	976 end)
adamc@623	977 \| CSYMBOL DKARROW eexp (EKAbs (CSYMBOL, eexp), s (CSYMBOLleft, eexpright))
adamc@196	978 \| eexp COLON cexp (EAnnot (eexp, cexp), s (eexpleft, cexpright))
adamc@149	979 \| eexp MINUSMINUS cexp (ECut (eexp, cexp), s (eexpleft, cexpright))
adamc@493	980 \| eexp MINUSMINUSMINUS cexp (ECutMulti (eexp, cexp), s (eexpleft, cexpright))
adamc@170	981 \| CASE eexp OF barOpt branch branchs (ECase (eexp, branch :: branchs), s (CASEleft, branchsright))
adamc@190	982 \| IF eexp THEN eexp ELSE eexp (let
adamc@190	983 val loc = s (IFleft, eexp3right)
adamc@190	984 in
adamc@190	985 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc), eexp2),
adamc@190	986 ((PCon (["Basis"], "False", NONE), loc), eexp3)]), loc)
adamc@190	987 end)
adamc@434	988 \| bind SEMI eexp (let
adamc@434	989 val loc = s (bindleft, eexpright)
adamc@434	990 val (v, to, e1) = bind
adamc@403	991 val e = (EVar (["Basis"], "bind", Infer), loc)
adamc@434	992 val e = (EApp (e, e1), loc)
adamc@243	993 in
adamc@434	994 (EApp (e, (EAbs (v, to, eexp), loc)), loc)
adamc@299	995 end)
adamc@256	996 \| eexp EQ eexp (native_op ("eq", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@257	997 \| eexp NE eexp (native_op ("ne", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389	998 \| MINUS eterm (native_unop ("neg", eterm, s (MINUSleft, etermright)))
adamc@389	999 \| eexp PLUS eexp (native_op ("plus", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389	1000 \| eexp MINUS eexp (native_op ("minus", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@1116	1001 \| eapps STAR eexp (native_op ("times", eapps, eexp, s (eappsleft, eexpright)))
adamc@964	1002 \| eexp DIVIDE eexp (native_op ("divide", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389	1003 \| eexp MOD eexp (native_op ("mod", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391	1004
adamc@391	1005 \| eexp LT eexp (native_op ("lt", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391	1006 \| eexp LE eexp (native_op ("le", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391	1007 \| eexp GT eexp (native_op ("gt", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391	1008 \| eexp GE eexp (native_op ("ge", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391	1009
adamc@842	1010 \| eexp ANDALSO eexp (let
adamc@842	1011 val loc = s (eexp1left, eexp2right)
adamc@842	1012 in
adamc@842	1013 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc),
adamc@842	1014 eexp2),
adamc@842	1015 ((PCon (["Basis"], "False", NONE), loc),
adamc@842	1016 (EVar (["Basis"], "False", Infer), loc))]), loc)
adamc@842	1017 end)
adamc@842	1018 \| eexp ORELSE eexp (let
adamc@842	1019 val loc = s (eexp1left, eexp2right)
adamc@842	1020 in
adamc@842	1021 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc),
adamc@842	1022 (EVar (["Basis"], "True", Infer), loc)),
adamc@842	1023 ((PCon (["Basis"], "False", NONE), loc),
adamc@842	1024 eexp2)]), loc)
adamc@842	1025 end)
adamc@842	1026
adamc@445	1027 \| eexp PLUSPLUS eexp (EConcat (eexp1, eexp2), s (eexp1left, eexp2right))
adamc@8	1028
adamc@674	1029 \| eexp CARET eexp (native_op ("strcat", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@674	1030
adamc@794	1031 \| eapps DCOLON eexp (let
adamc@794	1032 val loc = s (eappsleft, eexpright)
adamc@762	1033 in
adamc@762	1034 (EApp ((EVar (["Basis"], "Cons", Infer), loc),
adamc@762	1035 (ERecord [((CName "1", loc),
adamc@794	1036 eapps),
adamc@762	1037 ((CName "2", loc),
adamc@762	1038 eexp)], loc)), loc)
adamc@762	1039 end)
adamc@762	1040
adamc@434	1041 bind : SYMBOL LARROW eapps (SYMBOL, NONE, eapps)
adamc@434	1042 \| eapps (let
adamc@434	1043 val loc = s (eappsleft, eappsright)
adamc@434	1044 in
adamc@434	1045 ("_", SOME (TRecord (CRecord [], loc), loc), eapps)
adamc@434	1046 end)
adamc@434	1047
adamc@241	1048 eargs : earg (earg)
adamc@241	1049 \| eargl (eargl)
adamc@241	1050
adamc@241	1051 eargl : eargp eargp (eargp1 o eargp2)
adamc@241	1052 \| eargp eargl (eargp o eargl)
adamc@241	1053
adamc@242	1054 eargl2 : (fn x => x)
adamc@242	1055 \| eargp eargl2 (eargp o eargl2)
adamc@242	1056
adamc@822	1057 earg : patS (fn (e, t) =>
adamc@241	1058 let
adamc@822	1059 val loc = s (patSleft, patSright)
adamc@822	1060 val pt = patType loc patS
adamc@822	1061
adamc@822	1062 val e' = case #1 patS of
adamc@822	1063 PVar x => (EAbs (x, NONE, e), loc)
adamc@823	1064 \| PAnnot ((PVar x, _), t) => (EAbs (x, SOME t, e), loc)
adamc@822	1065 \| _ => (EAbs ("$x", SOME pt,
adamc@822	1066 (ECase ((EVar ([], "$x", DontInfer),
adamc@822	1067 loc),
adamc@822	1068 [(patS, e)]), loc)), loc)
adamc@241	1069 in
adamc@822	1070 (e', (TFun (pt, t), loc))
adamc@241	1071 end)
adamc@822	1072 \| earga (earga)
adamc@822	1073
adamc@822	1074 eargp : pterm (fn (e, t) =>
adamc@241	1075 let
adamc@822	1076 val loc = s (ptermleft, ptermright)
adamc@822	1077 val pt = patType loc pterm
adamc@822	1078
adamc@822	1079 val e' = case #1 pterm of
adamc@822	1080 PVar x => (EAbs (x, NONE, e), loc)
adamc@823	1081 \| PAnnot ((PVar x, _), t) => (EAbs (x, SOME t, e), loc)
adamc@822	1082 \| _ => (EAbs ("$x", SOME pt,
adamc@822	1083 (ECase ((EVar ([], "$x", DontInfer),
adamc@822	1084 loc),
adamc@822	1085 [(pterm, e)]), loc)), loc)
adamc@241	1086 in
adamc@822	1087 (e', (TFun (pt, t), loc))
adamc@241	1088 end)
adamc@822	1089 \| earga (earga)
adamc@241	1090
adamc@822	1091 earga : LBRACK SYMBOL RBRACK (fn (e, t) =>
adamc@241	1092 let
adamc@822	1093 val loc = s (LBRACKleft, RBRACKright)
adamc@822	1094 val kind = (KWild, loc)
adamc@822	1095 in
adamc@822	1096 ((ECAbs (Implicit, SYMBOL, kind, e), loc),
adamc@822	1097 (TCFun (Implicit, SYMBOL, kind, t), loc))
adamc@822	1098 end)
adam@1302	1099 \| LBRACK SYMBOL DCOLONWILD RBRACK (fn (e, t) =>
adam@1302	1100 let
adam@1302	1101 val loc = s (LBRACKleft, RBRACKright)
adam@1302	1102 val kind = (KWild, loc)
adam@1302	1103 in
adam@1302	1104 ((ECAbs (Explicit, SYMBOL, kind, e), loc),
adam@1302	1105 (TCFun (Explicit, SYMBOL, kind, t), loc))
adam@1302	1106 end)
adamc@822	1107 \| LBRACK SYMBOL kcolon kind RBRACK(fn (e, t) =>
adamc@822	1108 let
adamc@822	1109 val loc = s (LBRACKleft, RBRACKright)
adamc@241	1110 in
adamc@241	1111 ((ECAbs (kcolon, SYMBOL, kind, e), loc),
adamc@241	1112 (TCFun (kcolon, SYMBOL, kind, t), loc))
adamc@241	1113 end)
adamc@478	1114 \| LBRACK cexp TWIDDLE cexp RBRACK(fn (e, t) =>
adamc@356	1115 let
adamc@356	1116 val loc = s (LBRACKleft, RBRACKright)
adamc@356	1117 in
adamc@478	1118 ((EDisjoint (cexp1, cexp2, e), loc),
adamc@628	1119 (TDisjoint (cexp1, cexp2, t), loc))
adamc@356	1120 end)
adamc@822	1121 \| LBRACK CSYMBOL RBRACK (fn (e, t) =>
adamc@623	1122 let
adamc@623	1123 val loc = s (CSYMBOLleft, CSYMBOLright)
adamc@623	1124 in
adamc@623	1125 ((EKAbs (CSYMBOL, e), loc),
adamc@623	1126 (TKFun (CSYMBOL, t), loc))
adamc@623	1127 end)
adamc@241	1128
adamc@8	1129 eterm : LPAREN eexp RPAREN (#1 eexp, s (LPARENleft, RPARENright))
adamc@195	1130 \| LPAREN etuple RPAREN (let
adamc@195	1131 val loc = s (LPARENleft, RPARENright)
adamc@195	1132 in
adamc@195	1133 (ERecord (ListUtil.mapi (fn (i, e) =>
adamc@195	1134 ((CName (Int.toString (i + 1)), loc),
adamc@195	1135 e)) etuple), loc)
adamc@195	1136 end)
adamc@8	1137
adamc@403	1138 \| path (EVar (#1 path, #2 path, Infer), s (pathleft, pathright))
adamc@403	1139 \| cpath (EVar (#1 cpath, #2 cpath, Infer), s (cpathleft, cpathright))
adamc@403	1140 \| AT path (EVar (#1 path, #2 path, TypesOnly), s (ATleft, pathright))
adamc@403	1141 \| AT AT path (EVar (#1 path, #2 path, DontInfer), s (AT1left, pathright))
adamc@403	1142 \| AT cpath (EVar (#1 cpath, #2 cpath, TypesOnly), s (ATleft, cpathright))
adamc@403	1143 \| AT AT cpath (EVar (#1 cpath, #2 cpath, DontInfer), s (AT1left, cpathright))
adamc@12	1144 \| LBRACE rexp RBRACE (ERecord rexp, s (LBRACEleft, RBRACEright))
adamc@110	1145 \| UNIT (ERecord [], s (UNITleft, UNITright))
adamc@12	1146
adamc@14	1147 \| INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@14	1148 \| FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adamc@14	1149 \| STRING (EPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@821	1150 \| CHAR (EPrim (Prim.Char CHAR), s (CHARleft, CHARright))
adamc@14	1151
adamc@200	1152 \| path DOT idents (let
adamc@200	1153 val loc = s (pathleft, identsright)
adamc@200	1154 in
adamc@200	1155 foldl (fn (ident, e) =>
adamc@200	1156 (EField (e, ident), loc))
adamc@403	1157 (EVar (#1 path, #2 path, Infer), s (pathleft, pathright)) idents
adamc@403	1158 end)
adamc@910	1159 \| LPAREN eexp RPAREN DOT idents (let
adamc@910	1160 val loc = s (LPARENleft, identsright)
adamc@910	1161 in
adamc@910	1162 foldl (fn (ident, e) =>
adamc@910	1163 (EField (e, ident), loc))
adamc@910	1164 eexp idents
adamc@910	1165 end)
adamc@403	1166 \| AT path DOT idents (let
adamc@403	1167 val loc = s (ATleft, identsright)
adamc@403	1168 in
adamc@403	1169 foldl (fn (ident, e) =>
adamc@403	1170 (EField (e, ident), loc))
adamc@403	1171 (EVar (#1 path, #2 path, TypesOnly), s (pathleft, pathright)) idents
adamc@403	1172 end)
adamc@403	1173 \| AT AT path DOT idents (let
adamc@403	1174 val loc = s (AT1left, identsright)
adamc@403	1175 in
adamc@403	1176 foldl (fn (ident, e) =>
adamc@403	1177 (EField (e, ident), loc))
adamc@403	1178 (EVar (#1 path, #2 path, DontInfer), s (pathleft, pathright)) idents
adamc@200	1179 end)
adamc@71	1180
adamc@360	1181 \| XML_BEGIN xml XML_END (let
adamc@360	1182 val loc = s (XML_BEGINleft, XML_ENDright)
adamc@360	1183 in
adamc@360	1184 if XML_BEGIN = "xml" then
adamc@360	1185 ()
adamc@360	1186 else
adamc@360	1187 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@360	1188 xml
adamc@360	1189 end)
adamc@360	1190 \| XML_BEGIN XML_END (let
adamc@360	1191 val loc = s (XML_BEGINleft, XML_ENDright)
adamc@360	1192 in
adamc@360	1193 if XML_BEGIN = "xml" then
adamc@360	1194 ()
adamc@360	1195 else
adamc@360	1196 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@403	1197 (EApp ((EVar (["Basis"], "cdata", Infer), loc),
adamc@360	1198 (EPrim (Prim.String ""), loc)),
adamc@360	1199 loc)
adamc@360	1200 end)
adamc@360	1201 \| XML_BEGIN_END (let
adamc@360	1202 val loc = s (XML_BEGIN_ENDleft, XML_BEGIN_ENDright)
adamc@360	1203 in
adamc@360	1204 if XML_BEGIN_END = "xml" then
adamc@360	1205 ()
adamc@360	1206 else
adamc@360	1207 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@403	1208 (EApp ((EVar (["Basis"], "cdata", Infer), loc),
adamc@360	1209 (EPrim (Prim.String ""), loc)),
adamc@360	1210 loc)
adamc@360	1211 end)
adamc@302	1212
adamc@204	1213 \| LPAREN query RPAREN (query)
adamc@300	1214 \| LPAREN CWHERE sqlexp RPAREN (sqlexp)
adamc@339	1215 \| LPAREN SQL sqlexp RPAREN (sqlexp)
adamc@1070	1216 \| LPAREN FROM tables RPAREN (#2 tables)
adamc@1071	1217 \| LPAREN SELECT1 query1 RPAREN (query1)
adamc@302	1218
adamc@302	1219 \| LPAREN INSERT INTO texp LPAREN fields RPAREN VALUES LPAREN sqlexps RPAREN RPAREN
adamc@302	1220 (let
adamc@302	1221 val loc = s (LPAREN1left, RPAREN3right)
adamc@302	1222
adamc@403	1223 val e = (EVar (["Basis"], "insert", Infer), loc)
adamc@302	1224 val e = (EApp (e, texp), loc)
adamc@302	1225 in
adamc@302	1226 if length fields <> length sqlexps then
adamc@302	1227 ErrorMsg.errorAt loc "Length mismatch in INSERT field specification"
adamc@302	1228 else
adamc@302	1229 ();
adamc@302	1230 (EApp (e, (ERecord (ListPair.zip (fields, sqlexps)), loc)), loc)
adamc@302	1231 end)
adamc@310	1232 \| LPAREN enterDml UPDATE texp SET fsets CWHERE sqlexp leaveDml RPAREN
adamc@303	1233 (let
adamc@303	1234 val loc = s (LPARENleft, RPARENright)
adamc@303	1235
adamc@403	1236 val e = (EVar (["Basis"], "update", Infer), loc)
adamc@342	1237 val e = (ECApp (e, (CWild (KRecord (KType, loc), loc), loc)), loc)
adamc@306	1238 val e = (EApp (e, (ERecord fsets, loc)), loc)
adamc@305	1239 val e = (EApp (e, texp), loc)
adamc@303	1240 in
adamc@303	1241 (EApp (e, sqlexp), loc)
adamc@303	1242 end)
adamc@310	1243 \| LPAREN enterDml DELETE FROM texp CWHERE sqlexp leaveDml RPAREN
adamc@304	1244 (let
adamc@304	1245 val loc = s (LPARENleft, RPARENright)
adamc@304	1246
adamc@403	1247 val e = (EVar (["Basis"], "delete", Infer), loc)
adamc@304	1248 val e = (EApp (e, texp), loc)
adamc@304	1249 in
adamc@304	1250 (EApp (e, sqlexp), loc)
adamc@304	1251 end)
adamc@302	1252
adamc@211	1253 \| UNDER (EWild, s (UNDERleft, UNDERright))
adamc@91	1254
adamc@446	1255 \| LET edecls IN eexp END (ELet (edecls, eexp), s (LETleft, ENDright))
adamc@446	1256
adamc@762	1257 \| LBRACK RBRACK (EVar (["Basis"], "Nil", Infer), s (LBRACKleft, RBRACKright))
adamc@762	1258
adamc@446	1259 edecls : ([])
adamc@446	1260 \| edecl edecls (edecl :: edecls)
adamc@446	1261
adamc@825	1262 edecl : VAL pat EQ eexp ((EDVal (pat, eexp), s (VALleft, eexpright)))
adamc@446	1263 \| VAL REC valis ((EDValRec valis, s (VALleft, valisright)))
adamc@446	1264 \| FUN valis ((EDValRec valis, s (FUNleft, valisright)))
adamc@446	1265
adamc@310	1266 enterDml : (inDml := true)
adamc@310	1267 leaveDml : (inDml := false)
adamc@310	1268
adamc@403	1269 texp : SYMBOL (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright))
adamc@302	1270 \| LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adamc@302	1271
adamc@302	1272 fields : fident ([fident])
adamc@302	1273 \| fident COMMA fields (fident :: fields)
adamc@302	1274
adamc@302	1275 sqlexps: sqlexp ([sqlexp])
adamc@302	1276 \| sqlexp COMMA sqlexps (sqlexp :: sqlexps)
adamc@302	1277
adamc@303	1278 fsets : fident EQ sqlexp ([(fident, sqlexp)])
adamc@303	1279 \| fident EQ sqlexp COMMA fsets ((fident, sqlexp) :: fsets)
adamc@303	1280
adamc@200	1281 idents : ident ([ident])
adamc@200	1282 \| ident DOT idents (ident :: idents)
adamc@200	1283
adamc@195	1284 etuple : eexp COMMA eexp ([eexp1, eexp2])
adamc@195	1285 \| eexp COMMA etuple (eexp :: etuple)
adamc@195	1286
adamc@170	1287 branch : pat DARROW eexp (pat, eexp)
adamc@170	1288
adamc@170	1289 branchs: ([])
adamc@170	1290 \| BAR branch branchs (branch :: branchs)
adamc@170	1291
adamc@822	1292 patS : pterm (pterm)
adamc@822	1293 \| pterm DCOLON patS (let
adamc@822	1294 val loc = s (ptermleft, patSright)
adamc@762	1295 in
adamc@762	1296 (PCon (["Basis"], "Cons", SOME (PRecord ([("1", pterm),
adamc@822	1297 ("2", patS)], false), loc)),
adamc@762	1298 loc)
adamc@762	1299 end)
adamc@822	1300 \| patS COLON cexp (PAnnot (patS, cexp), s (patSleft, cexpright))
adamc@822	1301
adamc@822	1302 pat : patS (patS)
adamc@822	1303 \| cpath pterm (PCon (#1 cpath, #2 cpath, SOME pterm), s (cpathleft, ptermright))
adamc@170	1304
adamc@170	1305 pterm : SYMBOL (PVar SYMBOL, s (SYMBOLleft, SYMBOLright))
adamc@170	1306 \| cpath (PCon (#1 cpath, #2 cpath, NONE), s (cpathleft, cpathright))
adamc@170	1307 \| UNDER (PWild, s (UNDERleft, UNDERright))
adamc@173	1308 \| INT (PPrim (Prim.Int INT), s (INTleft, INTright))
adamc@173	1309 \| STRING (PPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@821	1310 \| CHAR (PPrim (Prim.Char CHAR), s (CHARleft, CHARright))
adamc@170	1311 \| LPAREN pat RPAREN (pat)
adamc@174	1312 \| LBRACE RBRACE (PRecord ([], false), s (LBRACEleft, RBRACEright))
adamc@174	1313 \| UNIT (PRecord ([], false), s (UNITleft, UNITright))
adamc@174	1314 \| LBRACE rpat RBRACE (PRecord rpat, s (LBRACEleft, RBRACEright))
adamc@195	1315 \| LPAREN ptuple RPAREN (PRecord (ListUtil.mapi (fn (i, p) => (Int.toString (i + 1), p)) ptuple,
adamc@195	1316 false),
adamc@195	1317 s (LPARENleft, RPARENright))
adamc@762	1318 \| LBRACK RBRACK (PCon (["Basis"], "Nil", NONE), s (LBRACKleft, RBRACKright))
adamc@174	1319
adamc@175	1320 rpat : CSYMBOL EQ pat ([(CSYMBOL, pat)], false)
adamc@243	1321 \| INT EQ pat ([(Int64.toString INT, pat)], false)
adamc@174	1322 \| DOTDOTDOT ([], true)
adamc@175	1323 \| CSYMBOL EQ pat COMMA rpat ((CSYMBOL, pat) :: #1 rpat, #2 rpat)
adamc@243	1324 \| INT EQ pat COMMA rpat ((Int64.toString INT, pat) :: #1 rpat, #2 rpat)
adamc@170	1325
adamc@195	1326 ptuple : pat COMMA pat ([pat1, pat2])
adamc@195	1327 \| pat COMMA ptuple (pat :: ptuple)
adamc@195	1328
adamc@12	1329 rexp : ([])
adamc@12	1330 \| ident EQ eexp ([(ident, eexp)])
adamc@12	1331 \| ident EQ eexp COMMA rexp ((ident, eexp) :: rexp)
adamc@91	1332
adamc@141	1333 xml : xmlOne xml (let
adamc@141	1334 val pos = s (xmlOneleft, xmlright)
adamc@141	1335 in
adamc@720	1336 (EApp ((EApp (
adamc@720	1337 (EVar (["Basis"], "join", Infer), pos),
adamc@720	1338 xmlOne), pos),
adamc@720	1339 xml), pos)
adamc@141	1340 end)
adamc@141	1341 \| xmlOne (xmlOne)
adamc@91	1342
adamc@1045	1343 xmlOpt : xml (xml)
adamc@1045	1344 \| (EApp ((EVar (["Basis"], "cdata", Infer), dummy),
adamc@1045	1345 (EPrim (Prim.String ""), dummy)),
adamc@1045	1346 dummy)
adamc@1045	1347
adamc@403	1348 xmlOne : NOTAGS (EApp ((EVar (["Basis"], "cdata", Infer), s (NOTAGSleft, NOTAGSright)),
adamc@141	1349 (EPrim (Prim.String NOTAGS), s (NOTAGSleft, NOTAGSright))),
adamc@141	1350 s (NOTAGSleft, NOTAGSright))
adamc@141	1351 \| tag DIVIDE GT (let
adamc@141	1352 val pos = s (tagleft, GTright)
adamc@710	1353
adamc@710	1354 val cdata =
adamc@756	1355 if #1 (#1 tag) = "submit" orelse #1 (#1 tag) = "dyn" then
adamc@710	1356 let
adamc@710	1357 val e = (EVar (["Basis"], "cdata", DontInfer), pos)
adamc@710	1358 val e = (ECApp (e, (CWild (KWild, pos), pos)), pos)
adamc@710	1359 in
adamc@710	1360 (ECApp (e, (CRecord [], pos)), pos)
adamc@710	1361 end
adamc@710	1362 else
adamc@710	1363 (EVar (["Basis"], "cdata", Infer), pos)
adamc@710	1364
adamc@710	1365 val cdata = (EApp (cdata,
adamc@710	1366 (EPrim (Prim.String ""), pos)),
adamc@710	1367 pos)
adamc@141	1368 in
adamc@710	1369 (EApp (#2 tag, cdata), pos)
adamc@141	1370 end)
adamc@141	1371
adamc@1045	1372 \| tag GT xmlOpt END_TAG (let
adamc@141	1373 val pos = s (tagleft, GTright)
adamc@325	1374 val et = tagIn END_TAG
adamc@141	1375 in
adamc@756	1376 if #1 (#1 tag) = et then
adamc@361	1377 if et = "form" then
adamc@403	1378 (EApp ((EVar (["Basis"], "form", Infer), pos),
adamc@1045	1379 xmlOpt), pos)
adamc@1093	1380 else if et = "subform" orelse et = "subforms" then
adamc@1093	1381 (EApp (#2 (#1 tag),
adamc@1045	1382 xmlOpt), pos)
adamc@758	1383 else if et = "entry" then
adamc@758	1384 (EApp ((EVar (["Basis"], "entry", Infer), pos),
adamc@1045	1385 xmlOpt), pos)
adamc@141	1386 else
adamc@1045	1387 (EApp (#2 tag, xmlOpt), pos)
adamc@141	1388 else
adamc@325	1389 (if ErrorMsg.anyErrors () then
adamc@325	1390 ()
adamc@325	1391 else
adamc@1189	1392 ErrorMsg.errorAt pos ("Begin tag <"
adamc@1189	1393 ^ #1 (#1 tag)
adamc@1189	1394 ^ "> and end tag </"
adamc@1189	1395 ^ et
adamc@1189	1396 ^ "> don't match.");
adamc@623	1397 (EWild, pos))
adamc@141	1398 end)
adamc@141	1399 \| LBRACE eexp RBRACE (eexp)
adamc@391	1400 \| LBRACE LBRACK eexp RBRACK RBRACE (let
adamc@391	1401 val loc = s (LBRACEleft, RBRACEright)
adamc@403	1402 val e = (EVar (["Top"], "txt", Infer), loc)
adamc@391	1403 in
adamc@391	1404 (EApp (e, eexp), loc)
adamc@391	1405 end)
adamc@92	1406
adamc@141	1407 tag : tagHead attrs (let
adamc@141	1408 val pos = s (tagHeadleft, attrsright)
adamc@721	1409
adamc@721	1410 val e = (EVar (["Basis"], "tag", Infer), pos)
adamc@721	1411 val eo = case #1 attrs of
adamc@721	1412 NONE => (EVar (["Basis"], "None", Infer), pos)
adamc@721	1413 \| SOME e => (EApp ((EVar (["Basis"], "Some", Infer), pos),
adamc@721	1414 e), pos)
adamc@721	1415 val e = (EApp (e, eo), pos)
adamc@721	1416 val e = (EApp (e, (ERecord (#2 attrs), pos)), pos)
adamc@721	1417 val e = (EApp (e, (EApp (#2 tagHead,
adamc@721	1418 (ERecord [], pos)), pos)), pos)
adamc@141	1419 in
adamc@756	1420 (tagHead, e)
adamc@141	1421 end)
adamc@141	1422
adamc@141	1423 tagHead: BEGIN_TAG (let
adamc@325	1424 val bt = tagIn BEGIN_TAG
adamc@141	1425 val pos = s (BEGIN_TAGleft, BEGIN_TAGright)
adamc@141	1426 in
adamc@325	1427 (bt,
adamc@473	1428 (EVar (["Basis"], bt, Infer), pos))
adamc@141	1429 end)
adamc@141	1430 \| tagHead LBRACE cexp RBRACE (#1 tagHead, (ECApp (#2 tagHead, cexp), s (tagHeadleft, RBRACEright)))
adamc@92	1431
adamc@721	1432 attrs : (NONE, [])
adamc@721	1433 \| attr attrs (let
adamc@721	1434 val loc = s (attrleft, attrsright)
adamc@721	1435 in
adamc@721	1436 case attr of
adamc@721	1437 Class e =>
adamc@721	1438 (case #1 attrs of
adamc@721	1439 NONE => ()
adamc@721	1440 \| SOME _ => ErrorMsg.errorAt loc "Multiple classes specified for tag";
adamc@721	1441 (SOME e, #2 attrs))
adamc@721	1442 \| Normal xe =>
adamc@721	1443 (#1 attrs, xe :: #2 attrs)
adamc@721	1444 end)
adamc@104	1445
adamc@721	1446 attr : SYMBOL EQ attrv (if SYMBOL = "class" then
adamc@721	1447 Class attrv
adamc@717	1448 else
adamc@724	1449 let
adamc@724	1450 val sym =
adamc@724	1451 case SYMBOL of
adamc@724	1452 "type" => "Typ"
adamc@724	1453 \| x => capitalize x
adamc@724	1454 in
adamc@724	1455 Normal ((CName sym, s (SYMBOLleft, SYMBOLright)),
adamc@724	1456 if (sym = "Href" orelse sym = "Src")
adamc@724	1457 andalso (case #1 attrv of
adamc@724	1458 EPrim _ => true
adamc@724	1459 \| _ => false) then
adamc@724	1460 let
adamc@724	1461 val loc = s (attrvleft, attrvright)
adamc@724	1462 in
adamc@724	1463 (EApp ((EVar (["Basis"], "bless", Infer), loc),
adamc@724	1464 attrv), loc)
adamc@724	1465 end
adamc@724	1466 else
adamc@724	1467 attrv)
adamc@724	1468 end)
adamc@204	1469
adamc@104	1470 attrv : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@104	1471 \| FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adamc@104	1472 \| STRING (EPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@110	1473 \| LBRACE eexp RBRACE (eexp)
adamc@226	1474
adamc@232	1475 query : query1 obopt lopt ofopt (let
adamc@229	1476 val loc = s (query1left, query1right)
adamc@230	1477
adamc@230	1478 val re = (ERecord [((CName "Rows", loc),
adamc@230	1479 query1),
adamc@230	1480 ((CName "OrderBy", loc),
adamc@231	1481 obopt),
adamc@231	1482 ((CName "Limit", loc),
adamc@232	1483 lopt),
adamc@232	1484 ((CName "Offset", loc),
adamc@232	1485 ofopt)], loc)
adamc@229	1486 in
adamc@403	1487 (EApp ((EVar (["Basis"], "sql_query", Infer), loc), re), loc)
adamc@229	1488 end)
adamc@993	1489
adamc@993	1490 dopt : (EVar (["Basis"], "False", Infer), dummy)
adamc@993	1491 \| DISTINCT (EVar (["Basis"], "True", Infer),
adamc@993	1492 s (DISTINCTleft, DISTINCTright))
adamc@993	1493
adamc@993	1494 query1 : SELECT dopt select FROM tables wopt gopt hopt
adamc@209	1495 (let
adamc@204	1496 val loc = s (SELECTleft, tablesright)
adamc@207	1497
adamc@1070	1498 val (empties, sel, exps) =
adamc@207	1499 case select of
adamc@1070	1500 Star => ([],
adamc@1070	1501 map (fn nm =>
adamc@233	1502 (nm, (CTuple [(CWild (KRecord (KType, loc), loc),
adamc@233	1503 loc),
adamc@233	1504 (CRecord [], loc)],
adamc@748	1505 loc))) (#1 tables),
adamc@233	1506 [])
adamc@207	1507 \| Items sis =>
adamc@207	1508 let
adamc@748	1509 val tabs = map (fn nm => (nm, (CRecord [], loc))) (#1 tables)
adamc@1194	1510 val (_, tabs, exps) = foldl (amend_select loc)
adamc@1194	1511 (1, tabs, []) sis
adamc@1070	1512 val empties = List.mapPartial (fn (nm, (CRecord [], _)) =>
adamc@1070	1513 SOME nm
adamc@1070	1514 \| _ => NONE) tabs
adamc@207	1515 in
adamc@1070	1516 (empties,
adamc@1070	1517 map (fn (nm, c) => (nm,
adamc@233	1518 (CTuple [c,
adamc@233	1519 (CWild (KRecord (KType, loc), loc),
adamc@233	1520 loc)], loc))) tabs,
adamc@233	1521 exps)
adamc@207	1522 end
adamc@207	1523
adamc@207	1524 val sel = (CRecord sel, loc)
adamc@207	1525
adamc@226	1526 val grp = case gopt of
adamc@403	1527 NONE => (ECApp ((EVar (["Basis"], "sql_subset_all",
adamc@403	1528 Infer), loc),
adamc@226	1529 (CWild (KRecord (KRecord (KType, loc), loc),
adamc@226	1530 loc), loc)), loc)
adamc@226	1531 \| SOME gis =>
adamc@226	1532 let
adamc@748	1533 val tabs = map (fn nm =>
adamc@748	1534 (nm, (CRecord [], loc))) (#1 tables)
adamc@226	1535 val tabs = foldl (amend_group loc) tabs gis
adamc@226	1536
adamc@226	1537 val tabs = map (fn (nm, c) =>
adamc@226	1538 (nm,
adamc@226	1539 (CTuple [c,
adamc@226	1540 (CWild (KRecord (KType, loc),
adamc@226	1541 loc),
adamc@226	1542 loc)], loc))) tabs
adamc@226	1543 in
adamc@403	1544 (ECApp ((EVar (["Basis"], "sql_subset", Infer), loc),
adamc@226	1545 (CRecord tabs, loc)), loc)
adamc@226	1546 end
adamc@226	1547
adamc@403	1548 val e = (EVar (["Basis"], "sql_query1", Infer), loc)
adamc@1070	1549 val e = (ECApp (e, (CRecord (map (fn nm => (nm, (CUnit, loc))) empties),
adamc@1070	1550 loc)), loc)
adamc@993	1551 val re = (ERecord [((CName "Distinct", loc),
adamc@993	1552 dopt),
adamc@993	1553 ((CName "From", loc),
adamc@748	1554 #2 tables),
adamc@209	1555 ((CName "Where", loc),
adamc@223	1556 wopt),
adamc@224	1557 ((CName "GroupBy", loc),
adamc@226	1558 grp),
adamc@224	1559 ((CName "Having", loc),
adamc@224	1560 hopt),
adamc@223	1561 ((CName "SelectFields", loc),
adamc@403	1562 (ECApp ((EVar (["Basis"], "sql_subset", Infer), loc),
adamc@233	1563 sel), loc)),
adamc@233	1564 ((CName "SelectExps", loc),
adamc@233	1565 (ERecord exps, loc))], loc)
adamc@223	1566
adamc@209	1567 val e = (EApp (e, re), loc)
adamc@204	1568 in
adamc@207	1569 e
adamc@204	1570 end)
adamc@229	1571 \| query1 UNION query1 (sql_relop ("union", query11, query12, s (query11left, query12right)))
adamc@229	1572 \| query1 INTERSECT query1 (sql_relop ("intersect", query11, query12, s (query11left, query12right)))
adamc@229	1573 \| query1 EXCEPT query1 (sql_relop ("except", query11, query12, s (query11left, query12right)))
adamc@1070	1574 \| LBRACE LBRACE LBRACE eexp RBRACE RBRACE RBRACE (eexp)
adamc@204	1575
adamc@749	1576 tables : fitem (fitem)
adamc@749	1577 \| fitem COMMA tables (let
adamc@749	1578 val loc = s (fitemleft, tablesright)
adamc@748	1579
adamc@748	1580 val e = (EVar (["Basis"], "sql_from_comma", Infer), loc)
adamc@749	1581 val e = (EApp (e, #2 fitem), loc)
adamc@748	1582 in
adamc@749	1583 (#1 fitem @ #1 tables,
adamc@748	1584 (EApp (e, #2 tables), loc))
adamc@748	1585 end)
adamc@204	1586
adamc@749	1587 fitem : table' ([#1 table'], #2 table')
adamc@1265	1588 \| LBRACE LBRACE eexp RBRACE RBRACE (tnamesOf eexp, eexp)
adamc@749	1589 \| fitem JOIN fitem ON sqlexp (let
adamc@749	1590 val loc = s (fitem1left, sqlexpright)
adamc@749	1591
adamc@749	1592 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749	1593 val e = (EApp (e, #2 fitem1), loc)
adamc@749	1594 val e = (EApp (e, #2 fitem2), loc)
adamc@749	1595 in
adamc@749	1596 (#1 fitem1 @ #1 fitem2,
adamc@749	1597 (EApp (e, sqlexp), loc))
adamc@749	1598 end)
adamc@749	1599 \| fitem INNER JOIN fitem ON sqlexp (let
adamc@749	1600 val loc = s (fitem1left, sqlexpright)
adamc@749	1601
adamc@749	1602 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749	1603 val e = (EApp (e, #2 fitem1), loc)
adamc@749	1604 val e = (EApp (e, #2 fitem2), loc)
adamc@749	1605 in
adamc@749	1606 (#1 fitem1 @ #1 fitem2,
adamc@749	1607 (EApp (e, sqlexp), loc))
adamc@749	1608 end)
adamc@749	1609 \| fitem CROSS JOIN fitem (let
adamc@749	1610 val loc = s (fitem1left, fitem2right)
adamc@749	1611
adamc@749	1612 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749	1613 val e = (EApp (e, #2 fitem1), loc)
adamc@749	1614 val e = (EApp (e, #2 fitem2), loc)
adamc@749	1615 val tru = sql_inject (EVar (["Basis"], "True", Infer), loc)
adamc@749	1616 in
adamc@749	1617 (#1 fitem1 @ #1 fitem2,
adamc@749	1618 (EApp (e, tru), loc))
adamc@749	1619 end)
adamc@750	1620 \| fitem LEFT JOIN fitem ON sqlexp (let
adamc@750	1621 val loc = s (fitem1left, sqlexpright)
adamc@750	1622
adamc@750	1623 val e = (EVar (["Basis"], "sql_left_join", Infer), loc)
adamc@750	1624 val e = (EApp (e, #2 fitem1), loc)
adamc@750	1625 val e = (EApp (e, #2 fitem2), loc)
adamc@750	1626 in
adamc@750	1627 (#1 fitem1 @ #1 fitem2,
adamc@750	1628 (EApp (e, sqlexp), loc))
adamc@750	1629 end)
adamc@751	1630 \| fitem LEFT OUTER JOIN fitem ON sqlexp (let
adamc@751	1631 val loc = s (fitem1left, sqlexpright)
adamc@751	1632
adamc@751	1633 val e = (EVar (["Basis"], "sql_left_join", Infer), loc)
adamc@751	1634 val e = (EApp (e, #2 fitem1), loc)
adamc@751	1635 val e = (EApp (e, #2 fitem2), loc)
adamc@751	1636 in
adamc@751	1637 (#1 fitem1 @ #1 fitem2,
adamc@751	1638 (EApp (e, sqlexp), loc))
adamc@751	1639 end)
adamc@751	1640 \| fitem RIGHT JOIN fitem ON sqlexp (let
adamc@751	1641 val loc = s (fitem1left, sqlexpright)
adamc@751	1642
adamc@751	1643 val e = (EVar (["Basis"], "sql_right_join", Infer), loc)
adamc@751	1644 val e = (EApp (e, #2 fitem1), loc)
adamc@751	1645 val e = (EApp (e, #2 fitem2), loc)
adamc@751	1646 in
adamc@751	1647 (#1 fitem1 @ #1 fitem2,
adamc@751	1648 (EApp (e, sqlexp), loc))
adamc@751	1649 end)
adamc@751	1650 \| fitem RIGHT OUTER JOIN fitem ON sqlexp (let
adamc@751	1651 val loc = s (fitem1left, sqlexpright)
adamc@751	1652
adamc@751	1653 val e = (EVar (["Basis"], "sql_right_join", Infer), loc)
adamc@751	1654 val e = (EApp (e, #2 fitem1), loc)
adamc@751	1655 val e = (EApp (e, #2 fitem2), loc)
adamc@751	1656 in
adamc@751	1657 (#1 fitem1 @ #1 fitem2,
adamc@751	1658 (EApp (e, sqlexp), loc))
adamc@751	1659 end)
adamc@751	1660 \| fitem FULL JOIN fitem ON sqlexp (let
adamc@751	1661 val loc = s (fitem1left, sqlexpright)
adamc@751	1662
adamc@751	1663 val e = (EVar (["Basis"], "sql_full_join", Infer), loc)
adamc@751	1664 val e = (EApp (e, #2 fitem1), loc)
adamc@751	1665 val e = (EApp (e, #2 fitem2), loc)
adamc@751	1666 in
adamc@751	1667 (#1 fitem1 @ #1 fitem2,
adamc@751	1668 (EApp (e, sqlexp), loc))
adamc@751	1669 end)
adamc@751	1670 \| fitem FULL OUTER JOIN fitem ON sqlexp (let
adamc@751	1671 val loc = s (fitem1left, sqlexpright)
adamc@751	1672
adamc@751	1673 val e = (EVar (["Basis"], "sql_full_join", Infer), loc)
adamc@751	1674 val e = (EApp (e, #2 fitem1), loc)
adamc@751	1675 val e = (EApp (e, #2 fitem2), loc)
adamc@751	1676 in
adamc@751	1677 (#1 fitem1 @ #1 fitem2,
adamc@751	1678 (EApp (e, sqlexp), loc))
adamc@751	1679 end)
adamc@1192	1680 \| LPAREN query RPAREN AS tname (let
adamc@1192	1681 val loc = s (LPARENleft, RPARENright)
adamc@1192	1682
adamc@1192	1683 val e = (EVar (["Basis"], "sql_from_query", Infer), loc)
adamc@1192	1684 val e = (ECApp (e, tname), loc)
adamc@1192	1685 in
adamc@1192	1686 ([tname], (EApp (e, query), loc))
adamc@1192	1687 end)
adamc@749	1688
adamc@204	1689 tname : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@204	1690 \| LBRACE cexp RBRACE (cexp)
adamc@204	1691
adamc@243	1692 table : SYMBOL ((CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright)),
adamc@403	1693 (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright)))
adamc@403	1694 \| SYMBOL AS tname (tname, (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright)))
adamc@221	1695 \| LBRACE LBRACE eexp RBRACE RBRACE AS tname (tname, eexp)
adamc@207	1696
adamc@748	1697 table' : table (let
adamc@748	1698 val loc = s (tableleft, tableright)
adamc@748	1699 val e = (EVar (["Basis"], "sql_from_table", Infer), loc)
adamc@748	1700 val e = (ECApp (e, #1 table), loc)
adamc@748	1701 in
adamc@748	1702 (#1 table, (EApp (e, #2 table), loc))
adamc@748	1703 end)
adamc@748	1704
adamc@243	1705 tident : SYMBOL (CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@207	1706 \| CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@221	1707 \| LBRACE LBRACE cexp RBRACE RBRACE (cexp)
adamc@207	1708
adamc@207	1709 fident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@207	1710 \| LBRACE cexp RBRACE (cexp)
adamc@207	1711
adamc@207	1712 seli : tident DOT fident (Field (tident, fident))
adamc@1194	1713 \| sqlexp (Exp (NONE, sqlexp))
adamc@1194	1714 \| sqlexp AS fident (Exp (SOME fident, sqlexp))
adamc@341	1715 \| tident DOT LBRACE LBRACE cexp RBRACE RBRACE (Fields (tident, cexp))
adamc@207	1716
adamc@207	1717 selis : seli ([seli])
adamc@207	1718 \| seli COMMA selis (seli :: selis)
adamc@207	1719
adamc@207	1720 select : STAR (Star)
adamc@207	1721 \| selis (Items selis)
adamc@209	1722
adamc@403	1723 sqlexp : TRUE (sql_inject (EVar (["Basis"], "True", Infer),
adamc@209	1724 s (TRUEleft, TRUEright)))
adamc@403	1725 \| FALSE (sql_inject (EVar (["Basis"], "False", Infer),
adamc@209	1726 s (FALSEleft, FALSEright)))
adamc@209	1727
adamc@222	1728 \| INT (sql_inject (EPrim (Prim.Int INT),
adamc@222	1729 s (INTleft, INTright)))
adamc@222	1730 \| FLOAT (sql_inject (EPrim (Prim.Float FLOAT),
adamc@222	1731 s (FLOATleft, FLOATright)))
adamc@229	1732 \| STRING (sql_inject (EPrim (Prim.String STRING),
adamc@229	1733 s (STRINGleft, STRINGright)))
adamc@441	1734 \| CURRENT_TIMESTAMP (sql_nfunc ("current_timestamp",
adamc@441	1735 s (CURRENT_TIMESTAMPleft, CURRENT_TIMESTAMPright)))
adamc@222	1736
adamc@221	1737 \| tident DOT fident (let
adamc@221	1738 val loc = s (tidentleft, fidentright)
adamc@403	1739 val e = (EVar (["Basis"], "sql_field", Infer), loc)
adamc@221	1740 val e = (ECApp (e, tident), loc)
adamc@221	1741 in
adamc@221	1742 (ECApp (e, fident), loc)
adamc@221	1743 end)
adamc@234	1744 \| CSYMBOL (let
adamc@234	1745 val loc = s (CSYMBOLleft, CSYMBOLright)
adamc@310	1746 in
adamc@310	1747 if !inDml then
adamc@310	1748 let
adamc@403	1749 val e = (EVar (["Basis"], "sql_field", Infer), loc)
adamc@310	1750 val e = (ECApp (e, (CName "T", loc)), loc)
adamc@310	1751 in
adamc@310	1752 (ECApp (e, (CName CSYMBOL, loc)), loc)
adamc@310	1753 end
adamc@310	1754 else
adamc@310	1755 let
adamc@403	1756 val e = (EVar (["Basis"], "sql_exp", Infer), loc)
adamc@310	1757 in
adamc@310	1758 (ECApp (e, (CName CSYMBOL, loc)), loc)
adamc@310	1759 end
adamc@310	1760 end)
adamc@221	1761
adamc@471	1762 \| LBRACE eexp RBRACE (eexp)
adamc@470	1763
adamc@559	1764 \| sqlexp EQ sqlexp (sql_binary ("eq", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1765 \| sqlexp NE sqlexp (sql_binary ("ne", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1766 \| sqlexp LT sqlexp (sql_binary ("lt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1767 \| sqlexp LE sqlexp (sql_binary ("le", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1768 \| sqlexp GT sqlexp (sql_binary ("gt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1769 \| sqlexp GE sqlexp (sql_binary ("ge", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1770
adamc@559	1771 \| sqlexp PLUS sqlexp (sql_binary ("plus", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1772 \| sqlexp MINUS sqlexp (sql_binary ("minus", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1773 \| sqlexp STAR sqlexp (sql_binary ("times", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1774 \| sqlexp DIVIDE sqlexp (sql_binary ("div", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1775 \| sqlexp MOD sqlexp (sql_binary ("mod", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@219	1776
adamc@220	1777 \| sqlexp CAND sqlexp (sql_binary ("and", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@220	1778 \| sqlexp OR sqlexp (sql_binary ("or", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1779
adamc@220	1780 \| NOT sqlexp (sql_unary ("not", sqlexp, s (NOTleft, sqlexpright)))
adamc@559	1781 \| MINUS sqlexp (sql_unary ("neg", sqlexp, s (MINUSleft, sqlexpright)))
adamc@220	1782
adamc@470	1783 \| sqlexp IS NULL (let
adamc@470	1784 val loc = s (sqlexpleft, NULLright)
adamc@470	1785 in
adamc@470	1786 (EApp ((EVar (["Basis"], "sql_is_null", Infer), loc),
adamc@470	1787 sqlexp), loc)
adamc@470	1788 end)
adamc@470	1789
adamc@471	1790 \| LBRACE LBRACK eexp RBRACK RBRACE (sql_inject (#1 eexp,
adamc@471	1791 s (LBRACEleft, RBRACEright)))
adamc@220	1792 \| LPAREN sqlexp RPAREN (sqlexp)
adamc@210	1793
adamc@467	1794 \| NULL (sql_inject ((EVar (["Basis"], "None", Infer),
adamc@467	1795 s (NULLleft, NULLright))))
adamc@467	1796
adamc@235	1797 \| COUNT LPAREN STAR RPAREN (let
adamc@235	1798 val loc = s (COUNTleft, RPARENright)
adamc@235	1799 in
adamc@544	1800 (EVar (["Basis"], "sql_count", Infer), loc)
adamc@235	1801 end)
adamc@1187	1802 \| COUNT LPAREN sqlexp RPAREN (let
adamc@1187	1803 val loc = s (COUNTleft, RPARENright)
adamc@1187	1804
adamc@1187	1805 val e = (EVar (["Basis"], "sql_count_col", Infer), loc)
adamc@1187	1806 val e = (EApp ((EVar (["Basis"], "sql_aggregate", Infer), loc),
adamc@1187	1807 e), loc)
adamc@1187	1808 in
adamc@1187	1809 (EApp (e, sqlexp), loc)
adamc@1187	1810 end)
adamc@236	1811 \| sqlagg LPAREN sqlexp RPAREN (let
adamc@236	1812 val loc = s (sqlaggleft, RPARENright)
adamc@236	1813
adamc@403	1814 val e = (EVar (["Basis"], "sql_" ^ sqlagg, Infer), loc)
adamc@403	1815 val e = (EApp ((EVar (["Basis"], "sql_aggregate", Infer), loc),
adamc@236	1816 e), loc)
adamc@236	1817 in
adamc@236	1818 (EApp (e, sqlexp), loc)
adamc@236	1819 end)
adamc@746	1820 \| fname LPAREN sqlexp RPAREN (let
adamc@746	1821 val loc = s (fnameleft, RPARENright)
adamc@746	1822
adamc@746	1823 val e = (EVar (["Basis"], "sql_ufunc", Infer), loc)
adamc@746	1824 val e = (EApp (e, fname), loc)
adamc@746	1825 in
adamc@746	1826 (EApp (e, sqlexp), loc)
adamc@746	1827 end)
adamc@1191	1828 \| LPAREN query RPAREN (let
adamc@1191	1829 val loc = s (LPARENleft, RPARENright)
adamc@1191	1830
adamc@1191	1831 val e = (EVar (["Basis"], "sql_subquery", Infer), loc)
adamc@1191	1832 in
adamc@1191	1833 (EApp (e, query), loc)
adamc@1191	1834 end)
adamc@746	1835
adamc@746	1836 fname : SYMBOL (EVar (["Basis"], "sql_" ^ SYMBOL, Infer), s (SYMBOLleft, SYMBOLright))
adamc@746	1837 \| LBRACE eexp RBRACE (eexp)
adamc@235	1838
adamc@403	1839 wopt : (sql_inject (EVar (["Basis"], "True", Infer),
adamc@230	1840 dummy))
adamc@209	1841 \| CWHERE sqlexp (sqlexp)
adamc@226	1842
adamc@226	1843 groupi : tident DOT fident (GField (tident, fident))
adamc@226	1844
adamc@226	1845 groupis: groupi ([groupi])
adamc@226	1846 \| groupi COMMA groupis (groupi :: groupis)
adamc@226	1847
adamc@226	1848 gopt : (NONE)
adamc@226	1849 \| GROUP BY groupis (SOME groupis)
adamc@227	1850
adamc@403	1851 hopt : (sql_inject (EVar (["Basis"], "True", Infer),
adamc@230	1852 dummy))
adamc@227	1853 \| HAVING sqlexp (sqlexp)
adamc@230	1854
adamc@403	1855 obopt : (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), dummy),
adamc@234	1856 (CWild (KRecord (KType, dummy), dummy), dummy)),
adamc@230	1857 dummy)
adamc@230	1858 \| ORDER BY obexps (obexps)
adamc@230	1859
adamc@268	1860 obitem : sqlexp diropt (sqlexp, diropt)
adamc@268	1861
adamc@268	1862 obexps : obitem (let
adamc@268	1863 val loc = s (obitemleft, obitemright)
adamc@230	1864
adamc@403	1865 val e' = (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), loc),
adamc@234	1866 (CWild (KRecord (KType, loc), loc), loc)),
adamc@230	1867 loc)
adamc@403	1868 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons", Infer), loc),
adamc@268	1869 #1 obitem), loc)
adamc@268	1870 val e = (EApp (e, #2 obitem), loc)
adamc@230	1871 in
adamc@230	1872 (EApp (e, e'), loc)
adamc@230	1873 end)
adamc@268	1874 \| obitem COMMA obexps (let
adamc@268	1875 val loc = s (obitemleft, obexpsright)
adamc@230	1876
adamc@403	1877 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons", Infer), loc),
adamc@268	1878 #1 obitem), loc)
adamc@268	1879 val e = (EApp (e, #2 obitem), loc)
adamc@230	1880 in
adamc@230	1881 (EApp (e, obexps), loc)
adamc@230	1882 end)
adamc@231	1883
adamc@403	1884 diropt : (EVar (["Basis"], "sql_asc", Infer), dummy)
adamc@403	1885 \| ASC (EVar (["Basis"], "sql_asc", Infer), s (ASCleft, ASCright))
adamc@403	1886 \| DESC (EVar (["Basis"], "sql_desc", Infer), s (DESCleft, DESCright))
adamc@268	1887
adamc@403	1888 lopt : (EVar (["Basis"], "sql_no_limit", Infer), dummy)
adamc@403	1889 \| LIMIT ALL (EVar (["Basis"], "sql_no_limit", Infer), dummy)
adamc@231	1890 \| LIMIT sqlint (let
adamc@231	1891 val loc = s (LIMITleft, sqlintright)
adamc@231	1892 in
adamc@403	1893 (EApp ((EVar (["Basis"], "sql_limit", Infer), loc), sqlint), loc)
adamc@231	1894 end)
adamc@231	1895
adamc@403	1896 ofopt : (EVar (["Basis"], "sql_no_offset", Infer), dummy)
adamc@232	1897 \| OFFSET sqlint (let
adamc@232	1898 val loc = s (OFFSETleft, sqlintright)
adamc@232	1899 in
adamc@403	1900 (EApp ((EVar (["Basis"], "sql_offset", Infer), loc), sqlint), loc)
adamc@232	1901 end)
adamc@232	1902
adamc@231	1903 sqlint : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@231	1904 \| LBRACE eexp RBRACE (eexp)
adamc@236	1905
adamc@236	1906 sqlagg : AVG ("avg")
adamc@236	1907 \| SUM ("sum")
adamc@236	1908 \| MIN ("min")
adamc@236	1909 \| MAX ("max")

Mercurial > urweb

annotate src/urweb.grm @ 1303:c7b9a33c26c8