Ur/Web: src/urweb.grm annotate

annotate src/urweb.grm @ 1425:139d019c7237

Syntactic sugar for grouping by variable numbers of columns

author	Adam Chlipala <adam@chlipala.net>
date	Thu, 17 Feb 2011 18:05:08 -0500
parents	7f6ac9f33d4d
children	541673c3161d

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
adam@1425	54 \| GFields of con * con
adamc@226	55
adamc@207	56 fun eqTnames ((c1, _), (c2, _)) =
adamc@207	57 case (c1, c2) of
adamc@207	58 (CVar (ms1, x1), CVar (ms2, x2)) => ms1 = ms2 andalso x1 = x2
adamc@207	59 \| (CName x1, CName x2) => x1 = x2
adamc@207	60 \| _ => false
adamc@207	61
adam@1424	62 fun nameString (c, _) =
adam@1424	63 case c of
adam@1424	64 CName s => s
adam@1424	65 \| CVar (_, x) => x
adam@1424	66 \| _ => "?"
adam@1424	67
adamc@1194	68 fun amend_select loc (si, (count, tabs, exps)) =
adamc@233	69 case si of
adamc@233	70 Field (tx, fx) =>
adamc@233	71 let
adamc@233	72 val c = (CRecord ([(fx, (CWild (KType, loc), loc))]), loc)
adamc@207	73
adamc@233	74 val (tabs, found) = ListUtil.foldlMap (fn ((tx', c'), found) =>
adamc@233	75 if eqTnames (tx, tx') then
adamc@233	76 ((tx', (CConcat (c, c'), loc)), true)
adamc@233	77 else
adamc@233	78 ((tx', c'), found))
adamc@233	79 false tabs
adamc@233	80 in
adamc@233	81 if found then
adamc@233	82 ()
adamc@233	83 else
adam@1424	84 ErrorMsg.errorAt loc ("Select of field " ^ nameString fx ^ " from unbound table " ^ nameString tx);
adamc@233	85
adamc@1194	86 (count, tabs, exps)
adamc@233	87 end
adamc@341	88 \| Fields (tx, fs) =>
adamc@341	89 let
adamc@341	90 val (tabs, found) = ListUtil.foldlMap (fn ((tx', c'), found) =>
adamc@341	91 if eqTnames (tx, tx') then
adamc@341	92 ((tx', (CConcat (fs, c'), loc)), true)
adamc@341	93 else
adamc@341	94 ((tx', c'), found))
adamc@341	95 false tabs
adamc@341	96 in
adamc@341	97 if found then
adamc@341	98 ()
adamc@341	99 else
adamc@341	100 ErrorMsg.errorAt loc "Select of field from unbound table";
adamc@341	101
adamc@1194	102 (count, tabs, exps)
adamc@341	103 end
adamc@1194	104 \| Exp (SOME c, e) => (count, tabs, (c, e) :: exps)
adamc@1194	105 \| Exp (NONE, e) => (count+1, tabs, ((CName (Int.toString count), loc), e) :: exps)
adamc@207	106
adamc@226	107 fun amend_group loc (gi, tabs) =
adamc@226	108 let
adamc@226	109 val (tx, c) = case gi of
adamc@226	110 GField (tx, fx) => (tx, (CRecord ([(fx, (CWild (KType, loc), loc))]), loc))
adam@1425	111 \| GFields (tx, fxs) => (tx, fxs)
adamc@226	112
adamc@226	113 val (tabs, found) = ListUtil.foldlMap (fn ((tx', c'), found) =>
adamc@226	114 if eqTnames (tx, tx') then
adamc@226	115 ((tx', (CConcat (c, c'), loc)), true)
adamc@226	116 else
adamc@226	117 ((tx', c'), found))
adam@1425	118 false tabs
adamc@226	119 in
adamc@226	120 if found then
adamc@226	121 ()
adamc@226	122 else
adamc@226	123 ErrorMsg.errorAt loc "Select of field from unbound table";
adamc@226	124
adamc@226	125 tabs
adamc@226	126 end
adamc@226	127
adamc@403	128 fun sql_inject (v, loc) =
adamc@403	129 (EApp ((EVar (["Basis"], "sql_inject", Infer), loc), (v, loc)), loc)
adamc@209	130
adamc@220	131 fun sql_binary (oper, sqlexp1, sqlexp2, loc) =
adamc@220	132 let
adamc@403	133 val e = (EVar (["Basis"], "sql_binary", Infer), loc)
adamc@403	134 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@220	135 val e = (EApp (e, sqlexp1), loc)
adamc@220	136 in
adamc@220	137 (EApp (e, sqlexp2), loc)
adamc@220	138 end
adamc@220	139
adamc@220	140 fun sql_unary (oper, sqlexp, loc) =
adamc@220	141 let
adamc@403	142 val e = (EVar (["Basis"], "sql_unary", Infer), loc)
adamc@403	143 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@220	144 in
adamc@220	145 (EApp (e, sqlexp), loc)
adamc@219	146 end
adamc@219	147
adamc@229	148 fun sql_relop (oper, sqlexp1, sqlexp2, loc) =
adamc@229	149 let
adamc@403	150 val e = (EVar (["Basis"], "sql_relop", Infer), loc)
adamc@403	151 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@229	152 val e = (EApp (e, sqlexp1), loc)
adamc@229	153 in
adamc@229	154 (EApp (e, sqlexp2), loc)
adamc@229	155 end
adamc@229	156
adamc@441	157 fun sql_nfunc (oper, loc) =
adamc@441	158 let
adamc@441	159 val e = (EVar (["Basis"], "sql_nfunc", Infer), loc)
adamc@441	160 in
adamc@441	161 (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@441	162 end
adamc@441	163
adamc@389	164 fun native_unop (oper, e1, loc) =
adamc@389	165 let
adamc@403	166 val e = (EVar (["Basis"], oper, Infer), loc)
adamc@389	167 in
adamc@389	168 (EApp (e, e1), loc)
adamc@389	169 end
adamc@389	170
adamc@256	171 fun native_op (oper, e1, e2, loc) =
adamc@256	172 let
adamc@403	173 val e = (EVar (["Basis"], oper, Infer), loc)
adamc@256	174 val e = (EApp (e, e1), loc)
adamc@256	175 in
adamc@256	176 (EApp (e, e2), loc)
adamc@256	177 end
adamc@256	178
adamc@310	179 val inDml = ref false
adamc@310	180
adamc@325	181 fun tagIn bt =
adamc@325	182 case bt of
adamc@325	183 "table" => "tabl"
adamc@325	184 \| _ => bt
adamc@325	185
adamc@709	186 datatype prop_kind = Delete \| Update
adamc@709	187
adamc@721	188 datatype attr = Class of exp \| Normal of con * exp
adamc@721	189
adamc@822	190 fun patType loc (p : pat) =
adamc@822	191 case #1 p of
adamc@822	192 PAnnot (_, t) => t
adamc@822	193 \| _ => (CWild (KType, loc), loc)
adamc@822	194
adamc@1265	195 fun tnamesOf (e, _) =
adamc@1265	196 case e of
adamc@1265	197 EApp (e1, e2) => tnamesOf e1 @ tnamesOf e2
adamc@1265	198 \| ECApp (e, c as (CName _, _)) =>
adamc@1265	199 let
adamc@1265	200 fun isFt (e, _) =
adamc@1265	201 case e of
adamc@1265	202 EVar (["Basis"], "sql_from_table", _) => true
adamc@1265	203 \| EVar ([], "sql_from_table", _) => true
adamc@1265	204 \| ECApp (e, _) => isFt e
adamc@1265	205 \| EApp (e, _) => isFt e
adamc@1265	206 \| EDisjointApp e => isFt e
adamc@1265	207 \| _ => false
adamc@1265	208 in
adamc@1265	209 (if isFt e then [c] else []) @ tnamesOf e
adamc@1265	210 end
adamc@1265	211 \| ECApp (e, _) => tnamesOf e
adamc@1265	212 \| EDisjointApp e => tnamesOf e
adamc@1265	213 \| _ => []
adamc@1265	214
adamc@1	215 %%
adamc@244	216 %header (functor UrwebLrValsFn(structure Token : TOKEN))
adamc@1	217
adamc@1	218 %term
adamc@1	219 EOF
adamc@821	220 \| STRING of string \| INT of Int64.int \| FLOAT of Real64.real \| CHAR of char
adamc@1	221 \| SYMBOL of string \| CSYMBOL of string
adamc@1	222 \| LPAREN \| RPAREN \| LBRACK \| RBRACK \| LBRACE \| RBRACE
adam@1306	223 \| EQ \| COMMA \| COLON \| DCOLON \| DCOLONWILD \| TCOLON \| TCOLONWILD \| DOT \| HASH \| UNDER \| UNDERUNDER \| BAR
adamc@403	224 \| PLUS \| MINUS \| DIVIDE \| DOTDOTDOT \| MOD \| AT
adamc@623	225 \| CON \| LTYPE \| VAL \| REC \| AND \| FUN \| MAP \| UNIT \| KUNIT \| CLASS
adamc@156	226 \| DATATYPE \| OF
adamc@7	227 \| TYPE \| NAME
adamc@629	228 \| ARROW \| LARROW \| DARROW \| STAR \| SEMI \| KARROW \| DKARROW \| BANG
adamc@674	229 \| FN \| PLUSPLUS \| MINUSMINUS \| MINUSMINUSMINUS \| DOLLAR \| TWIDDLE \| CARET
adamc@446	230 \| LET \| IN
adamc@1071	231 \| STRUCTURE \| SIGNATURE \| STRUCT \| SIG \| END \| FUNCTOR \| WHERE \| EXTERN \| SQL \| SELECT1
adamc@754	232 \| INCLUDE \| OPEN \| CONSTRAINT \| CONSTRAINTS \| EXPORT \| TABLE \| SEQUENCE \| VIEW
adamc@1199	233 \| COOKIE \| STYLE \| TASK \| POLICY
adamc@842	234 \| CASE \| IF \| THEN \| ELSE \| ANDALSO \| ORELSE
adamc@1	235
adamc@360	236 \| XML_BEGIN of string \| XML_END \| XML_BEGIN_END of string
adamc@91	237 \| NOTAGS of string
adamc@91	238 \| BEGIN_TAG of string \| END_TAG of string
adamc@91	239
adamc@993	240 \| SELECT \| DISTINCT \| FROM \| AS \| CWHERE \| GROUP \| ORDER \| BY \| HAVING
adamc@229	241 \| UNION \| INTERSECT \| EXCEPT
adamc@232	242 \| LIMIT \| OFFSET \| ALL
adamc@220	243 \| TRUE \| FALSE \| CAND \| OR \| NOT
adamc@236	244 \| COUNT \| AVG \| SUM \| MIN \| MAX
adamc@268	245 \| ASC \| DESC
adamc@470	246 \| INSERT \| INTO \| VALUES \| UPDATE \| SET \| DELETE \| NULL \| IS
adamc@441	247 \| CURRENT_TIMESTAMP
adamc@219	248 \| NE \| LT \| LE \| GT \| GE
adamc@714	249 \| CCONSTRAINT \| UNIQUE \| CHECK \| PRIMARY \| FOREIGN \| KEY \| ON \| NO \| ACTION \| RESTRICT \| CASCADE \| REFERENCES
adamc@751	250 \| JOIN \| INNER \| CROSS \| OUTER \| LEFT \| RIGHT \| FULL
adamc@204	251
adamc@30	252 %nonterm
adamc@1	253 file of decl list
adamc@1	254 \| decls of decl list
adamc@325	255 \| decl of decl list
adamc@123	256 \| vali of string * con option * exp
adamc@123	257 \| valis of (string * con option * exp) list
adamc@242	258 \| copt of con option
adamc@1	259
adamc@191	260 \| dargs of string list
adamc@156	261 \| barOpt of unit
adamc@156	262 \| dcons of (string * con option) list
adamc@805	263 \| dtype of string * string list * (string * con option) list
adamc@805	264 \| dtypes of (string * string list * (string * con option) list) list
adamc@156	265 \| dcon of string * con option
adamc@156	266
adamc@707	267 \| pkopt of exp
adamc@707	268 \| commaOpt of unit
adamc@707	269
adamc@704	270 \| cst of exp
adamc@704	271 \| csts of exp
adamc@704	272 \| cstopt of exp
adamc@704	273
adamc@1001	274 \| ckl of (string * kind option) list
adamc@1001	275
adamc@709	276 \| pmode of prop_kind * exp
adamc@709	277 \| pkind of prop_kind
adamc@709	278 \| prule of exp
adamc@709	279 \| pmodes of (prop_kind * exp) list
adamc@709	280
adamc@30	281 \| sgn of sgn
adamc@42	282 \| sgntm of sgn
adamc@30	283 \| sgi of sgn_item
adamc@30	284 \| sgis of sgn_item list
adamc@30	285
adamc@30	286 \| str of str
adamc@30	287
adamc@1	288 \| kind of kind
adamc@207	289 \| ktuple of kind list
adamc@1	290 \| kcolon of explicitness
adamc@240	291 \| kopt of kind option
adamc@1	292
adamc@34	293 \| path of string list * string
adamc@156	294 \| cpath of string list * string
adamc@34	295 \| spath of str
adamc@59	296 \| mpath of string list
adamc@34	297
adamc@1	298 \| cexp of con
adamc@1	299 \| capps of con
adamc@1	300 \| cterm of con
adamc@195	301 \| ctuple of con list
adamc@207	302 \| ctuplev of con list
adamc@1	303 \| ident of con
adamc@200	304 \| idents of con list
adamc@1	305 \| rcon of (con * con) list
adamc@83	306 \| rconn of (con * con) list
adamc@1	307 \| rcone of (con * con) list
adamc@239	308 \| cargs of con * kind -> con * kind
adamc@239	309 \| cargl of con * kind -> con * kind
adamc@240	310 \| cargl2 of con * kind -> con * kind
adamc@239	311 \| carg of con * kind -> con * kind
adamc@239	312 \| cargp of con * kind -> con * kind
adamc@1	313
adamc@8	314 \| eexp of exp
adamc@8	315 \| eapps of exp
adamc@8	316 \| eterm of exp
adamc@195	317 \| etuple of exp list
adamc@12	318 \| rexp of (con * exp) list
adamc@91	319 \| xml of exp
adamc@91	320 \| xmlOne of exp
adamc@1045	321 \| xmlOpt of exp
adam@1412	322 \| tag of (string * exp) * exp option * exp
adamc@141	323 \| tagHead of string * exp
adamc@434	324 \| bind of string * con option * exp
adamc@446	325 \| edecl of edecl
adamc@446	326 \| edecls of edecl list
adamc@8	327
adamc@241	328 \| earg of exp * con -> exp * con
adamc@241	329 \| eargp of exp * con -> exp * con
adamc@822	330 \| earga of exp * con -> exp * con
adamc@241	331 \| eargs of exp * con -> exp * con
adamc@241	332 \| eargl of exp * con -> exp * con
adamc@242	333 \| eargl2 of exp * con -> exp * con
adamc@241	334
adamc@170	335 \| branch of pat * exp
adamc@170	336 \| branchs of (pat * exp) list
adamc@170	337 \| pat of pat
adamc@822	338 \| patS of pat
adamc@170	339 \| pterm of pat
adamc@174	340 \| rpat of (string * pat) list * bool
adamc@195	341 \| ptuple of pat list
adamc@170	342
adamc@721	343 \| attrs of exp option * (con * exp) list
adamc@721	344 \| attr of attr
adamc@104	345 \| attrv of exp
adamc@104	346
adamc@204	347 \| query of exp
adamc@226	348 \| query1 of exp
adamc@993	349 \| dopt of exp
adamc@748	350 \| tables of con list * exp
adamc@749	351 \| fitem of con list * exp
adamc@204	352 \| tname of con
adamc@705	353 \| tnameW of con * con
adamc@705	354 \| tnames of (con * con) * (con * con) list
adamc@705	355 \| tnames' of (con * con) * (con * con) list
adamc@204	356 \| table of con * exp
adamc@748	357 \| table' of con * exp
adamc@207	358 \| tident of con
adamc@207	359 \| fident of con
adamc@207	360 \| seli of select_item
adamc@207	361 \| selis of select_item list
adamc@207	362 \| select of select
adamc@209	363 \| sqlexp of exp
adamc@209	364 \| wopt of exp
adamc@226	365 \| groupi of group_item
adamc@226	366 \| groupis of group_item list
adamc@226	367 \| gopt of group_item list option
adamc@227	368 \| hopt of exp
adamc@230	369 \| obopt of exp
adamc@268	370 \| obitem of exp * exp
adamc@230	371 \| obexps of exp
adamc@268	372 \| diropt of exp
adamc@231	373 \| lopt of exp
adamc@232	374 \| ofopt of exp
adamc@231	375 \| sqlint of exp
adamc@236	376 \| sqlagg of string
adamc@746	377 \| fname of exp
adamc@207	378
adamc@302	379 \| texp of exp
adamc@302	380 \| fields of con list
adamc@302	381 \| sqlexps of exp list
adamc@303	382 \| fsets of (con * exp) list
adamc@310	383 \| enterDml of unit
adamc@310	384 \| leaveDml of unit
adamc@302	385
adamc@204	386
adamc@1	387 %verbose (* print summary of errors *)
adamc@1	388 %pos int (* positions *)
adamc@1	389 %start file
adamc@1	390 %pure
adamc@1	391 %eop EOF
adamc@1	392 %noshift EOF
adamc@1	393
adamc@244	394 %name Urweb
adamc@1	395
adamc@623	396 %right KARROW
adamc@623	397 %nonassoc DKARROW
adamc@243	398 %right SEMI
adamc@243	399 %nonassoc LARROW
adamc@195	400 %nonassoc IF THEN ELSE
adamc@843	401 %nonassoc DARROW
adamc@842	402 %left ANDALSO
adamc@842	403 %left ORELSE
adamc@1	404 %nonassoc COLON
adam@1306	405 %nonassoc DCOLON TCOLON DCOLONWILD TCOLONWILD
adamc@229	406 %left UNION INTERSECT EXCEPT
adamc@1	407 %right COMMA
adamc@751	408 %right JOIN INNER CROSS OUTER LEFT RIGHT FULL
adamc@220	409 %right OR
adamc@220	410 %right CAND
adamc@470	411 %nonassoc EQ NE LT LE GT GE IS
adamc@243	412 %right ARROW
adamc@837	413 %right CARET PLUSPLUS
adamc@837	414 %left MINUSMINUS MINUSMINUSMINUS
adamc@389	415 %left PLUS MINUS
adamc@389	416 %left STAR DIVIDE MOD
adamc@220	417 %left NOT
adamc@84	418 %nonassoc TWIDDLE
adamc@1	419 %nonassoc DOLLAR
adamc@1	420 %left DOT
adamc@221	421 %nonassoc LBRACE RBRACE
adamc@1	422
adamc@1	423 %%
adamc@1	424
adamc@1	425 file : decls (decls)
adamc@54	426 \| SIG sgis ([(DSgn ("?", (SgnConst sgis, s (SIGleft, sgisright))),
adamc@54	427 s (SIGleft, sgisright))])
adamc@1	428
adamc@1	429 decls : ([])
adamc@325	430 \| decl decls (decl @ decls)
adamc@1	431
adamc@240	432 decl : CON SYMBOL cargl2 kopt EQ cexp (let
adamc@240	433 val loc = s (CONleft, cexpright)
adamc@240	434
adamc@240	435 val k = Option.getOpt (kopt, (KWild, loc))
adamc@240	436 val (c, k) = cargl2 (cexp, k)
adamc@240	437 in
adamc@325	438 [(DCon (SYMBOL, SOME k, c), loc)]
adamc@240	439 end)
adamc@325	440 \| LTYPE SYMBOL EQ cexp ([(DCon (SYMBOL, SOME (KType, s (LTYPEleft, cexpright)), cexp),
adamc@325	441 s (LTYPEleft, cexpright))])
adamc@805	442 \| DATATYPE dtypes ([(DDatatype dtypes, s (DATATYPEleft, dtypesright))])
adamc@191	443 \| DATATYPE SYMBOL dargs EQ DATATYPE CSYMBOL DOT path
adamc@191	444 (case dargs of
adamc@325	445 [] => [(DDatatypeImp (SYMBOL, CSYMBOL :: #1 path, #2 path), s (DATATYPEleft, pathright))]
adamc@191	446 \| _ => raise Fail "Arguments specified for imported datatype")
adamc@325	447 \| VAL vali ([(DVal vali, s (VALleft, valiright))])
adamc@325	448 \| VAL REC valis ([(DValRec valis, s (VALleft, valisright))])
adamc@325	449 \| FUN valis ([(DValRec valis, s (FUNleft, valisright))])
adamc@1	450
adamc@325	451 \| SIGNATURE CSYMBOL EQ sgn ([(DSgn (CSYMBOL, sgn), s (SIGNATUREleft, sgnright))])
adamc@325	452 \| STRUCTURE CSYMBOL EQ str ([(DStr (CSYMBOL, NONE, str), s (STRUCTUREleft, strright))])
adamc@325	453 \| STRUCTURE CSYMBOL COLON sgn EQ str ([(DStr (CSYMBOL, SOME sgn, str), s (STRUCTUREleft, strright))])
adamc@42	454 \| FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN EQ str
adamc@325	455 ([(DStr (CSYMBOL1, NONE,
adamc@325	456 (StrFun (CSYMBOL2, sgn1, NONE, str), s (FUNCTORleft, strright))),
adamc@325	457 s (FUNCTORleft, strright))])
adamc@42	458 \| FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN COLON sgn EQ str
adamc@325	459 ([(DStr (CSYMBOL1, NONE,
adamc@325	460 (StrFun (CSYMBOL2, sgn1, SOME sgn2, str), s (FUNCTORleft, strright))),
adamc@325	461 s (FUNCTORleft, strright))])
adamc@325	462 \| EXTERN STRUCTURE CSYMBOL COLON sgn ([(DFfiStr (CSYMBOL, sgn), s (EXTERNleft, sgnright))])
adamc@61	463 \| OPEN mpath (case mpath of
adamc@61	464 [] => raise Fail "Impossible mpath parse [1]"
adamc@325	465 \| m :: ms => [(DOpen (m, ms), s (OPENleft, mpathright))])
adamc@325	466 \| OPEN mpath LPAREN str RPAREN (let
adamc@325	467 val loc = s (OPENleft, RPARENright)
adamc@325	468
adamc@325	469 val m = case mpath of
adamc@325	470 [] => raise Fail "Impossible mpath parse [4]"
adamc@325	471 \| m :: ms =>
adamc@325	472 foldl (fn (m, str) => (StrProj (str, m), loc))
adamc@325	473 (StrVar m, loc) ms
adamc@325	474 in
adamc@325	475 [(DStr ("anon", NONE, (StrApp (m, str), loc)), loc),
adamc@325	476 (DOpen ("anon", []), loc)]
adamc@325	477 end)
adamc@88	478 \| OPEN CONSTRAINTS mpath (case mpath of
adamc@88	479 [] => raise Fail "Impossible mpath parse [3]"
adamc@325	480 \| m :: ms => [(DOpenConstraints (m, ms), s (OPENleft, mpathright))])
adamc@325	481 \| CONSTRAINT cterm TWIDDLE cterm ([(DConstraint (cterm1, cterm2), s (CONSTRAINTleft, ctermright))])
adamc@325	482 \| EXPORT spath ([(DExport spath, s (EXPORTleft, spathright))])
adamc@707	483 \| TABLE SYMBOL COLON cterm pkopt commaOpt cstopt([(DTable (SYMBOL, entable cterm, pkopt, cstopt),
adamc@707	484 s (TABLEleft, cstoptright))])
adamc@338	485 \| SEQUENCE SYMBOL ([(DSequence SYMBOL, s (SEQUENCEleft, SYMBOLright))])
adamc@754	486 \| VIEW SYMBOL EQ query ([(DView (SYMBOL, query),
adamc@754	487 s (VIEWleft, queryright))])
adamc@754	488 \| VIEW SYMBOL EQ LBRACE eexp RBRACE ([(DView (SYMBOL, eexp),
adamc@754	489 s (VIEWleft, RBRACEright))])
adamc@563	490 \| CLASS SYMBOL EQ cexp (let
adamc@563	491 val loc = s (CLASSleft, cexpright)
adamc@563	492 in
adamc@563	493 [(DClass (SYMBOL, (KWild, loc), cexp), loc)]
adamc@563	494 end)
adamc@563	495 \| CLASS SYMBOL DCOLON kind EQ cexp ([(DClass (SYMBOL, kind, cexp), s (CLASSleft, cexpright))])
adamc@211	496 \| CLASS SYMBOL SYMBOL EQ cexp (let
adamc@211	497 val loc = s (CLASSleft, cexpright)
adamc@563	498 val k = (KWild, loc)
adamc@211	499 val c = (CAbs (SYMBOL2, SOME k, cexp), loc)
adamc@211	500 in
adamc@563	501 [(DClass (SYMBOL1, k, c), s (CLASSleft, cexpright))]
adamc@563	502 end)
adamc@563	503 \| CLASS SYMBOL LPAREN SYMBOL DCOLON kind RPAREN EQ cexp (let
adamc@563	504 val loc = s (CLASSleft, cexpright)
adamc@563	505 val c = (CAbs (SYMBOL2, SOME kind, cexp), loc)
adamc@563	506 in
adamc@563	507 [(DClass (SYMBOL1, kind, c), s (CLASSleft, cexpright))]
adamc@211	508 end)
adamc@459	509 \| COOKIE SYMBOL COLON cexp ([(DCookie (SYMBOL, cexp), s (COOKIEleft, cexpright))])
adamc@720	510 \| STYLE SYMBOL ([(DStyle SYMBOL, s (STYLEleft, SYMBOLright))])
adamc@1075	511 \| TASK eapps EQ eexp ([(DTask (eapps, eexp), s (TASKleft, eexpright))])
adamc@1199	512 \| POLICY eexp ([(DPolicy eexp, s (POLICYleft, eexpright))])
adamc@30	513
adamc@805	514 dtype : SYMBOL dargs EQ barOpt dcons (SYMBOL, dargs, dcons)
adamc@805	515
adamc@805	516 dtypes : dtype ([dtype])
adamc@805	517 \| dtype AND dtypes (dtype :: dtypes)
adamc@805	518
adamc@240	519 kopt : (NONE)
adamc@240	520 \| DCOLON kind (SOME kind)
adam@1302	521 \| DCOLONWILD (SOME (KWild, s (DCOLONWILDleft, DCOLONWILDright)))
adamc@240	522
adamc@191	523 dargs : ([])
adamc@191	524 \| SYMBOL dargs (SYMBOL :: dargs)
adamc@191	525
adamc@156	526 barOpt : ()
adamc@156	527 \| BAR ()
adamc@156	528
adamc@156	529 dcons : dcon ([dcon])
adamc@156	530 \| dcon BAR dcons (dcon :: dcons)
adamc@156	531
adamc@156	532 dcon : CSYMBOL (CSYMBOL, NONE)
adamc@156	533 \| CSYMBOL OF cexp (CSYMBOL, SOME cexp)
adamc@156	534
adamc@242	535 vali : SYMBOL eargl2 copt EQ eexp (let
adamc@242	536 val loc = s (SYMBOLleft, eexpright)
adamc@242	537 val t = Option.getOpt (copt, (CWild (KType, loc), loc))
adamc@242	538
adamc@242	539 val (e, t) = eargl2 (eexp, t)
adamc@242	540 in
adamc@242	541 (SYMBOL, SOME t, e)
adamc@242	542 end)
adamc@242	543
adamc@242	544 copt : (NONE)
adamc@242	545 \| COLON cexp (SOME cexp)
adamc@123	546
adamc@704	547 cstopt : (EVar (["Basis"], "no_constraint", Infer), dummy)
adamc@704	548 \| csts (csts)
adamc@704	549
adamc@704	550 csts : CCONSTRAINT tname cst (let
adamc@704	551 val loc = s (CCONSTRAINTleft, cstright)
adamc@704	552
adamc@704	553 val e = (EVar (["Basis"], "one_constraint", Infer), loc)
adamc@704	554 val e = (ECApp (e, tname), loc)
adamc@704	555 in
adamc@704	556 (EApp (e, cst), loc)
adamc@704	557 end)
adamc@704	558 \| csts COMMA csts (let
adamc@704	559 val loc = s (csts1left, csts2right)
adamc@704	560
adamc@704	561 val e = (EVar (["Basis"], "join_constraints", Infer), loc)
adamc@704	562 val e = (EApp (e, csts1), loc)
adamc@704	563 in
adamc@704	564 (EApp (e, csts2), loc)
adamc@704	565 end)
adamc@704	566 \| LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adamc@704	567
adamc@704	568 cst : UNIQUE tnames (let
adamc@704	569 val loc = s (UNIQUEleft, tnamesright)
adamc@704	570
adamc@704	571 val e = (EVar (["Basis"], "unique", Infer), loc)
adamc@705	572 val e = (ECApp (e, #1 (#1 tnames)), loc)
adamc@705	573 val e = (ECApp (e, (CRecord (#2 tnames), loc)), loc)
adamc@704	574 in
adamc@1093	575 e
adamc@704	576 end)
adamc@709	577
adamc@714	578 \| CHECK sqlexp (let
adamc@714	579 val loc = s (CHECKleft, sqlexpright)
adamc@714	580 in
adamc@714	581 (EApp ((EVar (["Basis"], "check", Infer), loc),
adamc@714	582 sqlexp), loc)
adamc@714	583 end)
adamc@714	584
adamc@709	585 \| FOREIGN KEY tnames REFERENCES texp LPAREN tnames' RPAREN pmodes
adamc@709	586 (let
adamc@709	587 val loc = s (FOREIGNleft, pmodesright)
adamc@709	588
adamc@709	589 val mat = ListPair.foldrEq
adamc@709	590 (fn ((nm1, _), (nm2, _), mat) =>
adamc@709	591 let
adamc@709	592 val e = (EVar (["Basis"], "mat_cons", Infer), loc)
adamc@709	593 val e = (ECApp (e, nm1), loc)
adamc@709	594 val e = (ECApp (e, nm2), loc)
adamc@709	595 in
adamc@709	596 (EApp (e, mat), loc)
adamc@709	597 end)
adamc@709	598 (EVar (["Basis"], "mat_nil", Infer), loc)
adamc@709	599 (#1 tnames :: #2 tnames, #1 tnames' :: #2 tnames')
adam@1401	600 handle ListPair.UnequalLengths =>
adam@1401	601 (ErrorMsg.errorAt loc ("Unequal foreign key list lengths ("
adam@1401	602 ^ Int.toString (1 + length (#2 tnames))
adam@1401	603 ^ " vs. "
adam@1401	604 ^ Int.toString (1 + length (#2 tnames'))
adam@1401	605 ^ ")");
adam@1401	606 (EVar (["Basis"], "mat_nil", Infer), loc))
adamc@709	607
adamc@709	608 fun findMode mode =
adamc@709	609 let
adamc@709	610 fun findMode' pmodes =
adamc@709	611 case pmodes of
adamc@709	612 [] => (EVar (["Basis"], "no_action", Infer), loc)
adamc@709	613 \| (mode', rule) :: pmodes' =>
adamc@709	614 if mode' = mode then
adamc@709	615 (if List.exists (fn (mode', _) => mode' = mode)
adamc@709	616 pmodes' then
adamc@709	617 ErrorMsg.errorAt loc "Duplicate propagation rule"
adamc@709	618 else
adamc@709	619 ();
adamc@709	620 rule)
adamc@709	621 else
adamc@709	622 findMode' pmodes'
adamc@709	623 in
adamc@709	624 findMode' pmodes
adamc@709	625 end
adamc@709	626
adamc@709	627 val e = (EVar (["Basis"], "foreign_key", Infer), loc)
adamc@709	628 val e = (EApp (e, mat), loc)
adamc@709	629 val e = (EApp (e, texp), loc)
adamc@709	630 in
adamc@709	631 (EApp (e, (ERecord [((CName "OnDelete", loc),
adamc@709	632 findMode Delete),
adamc@709	633 ((CName "OnUpdate", loc),
adamc@709	634 findMode Update)], loc)), loc)
adamc@709	635 end)
adamc@709	636
adamc@704	637 \| LBRACE eexp RBRACE (eexp)
adamc@704	638
adamc@704	639 tnameW : tname (let
adamc@704	640 val loc = s (tnameleft, tnameright)
adamc@704	641 in
adamc@704	642 (tname, (CWild (KType, loc), loc))
adamc@704	643 end)
adamc@704	644
adamc@705	645 tnames : tnameW (tnameW, [])
adamc@705	646 \| LPAREN tnames' RPAREN (tnames')
adamc@704	647
adamc@705	648 tnames': tnameW (tnameW, [])
adamc@705	649 \| tnameW COMMA tnames' (#1 tnames', tnameW :: #2 tnames')
adamc@704	650
adamc@709	651 pmode : ON pkind prule (pkind, prule)
adamc@709	652
adamc@709	653 pkind : DELETE (Delete)
adamc@709	654 \| UPDATE (Update)
adamc@709	655
adamc@709	656 prule : NO ACTION (EVar (["Basis"], "no_action", Infer), s (NOleft, ACTIONright))
adamc@709	657 \| RESTRICT (EVar (["Basis"], "restrict", Infer), s (RESTRICTleft, RESTRICTright))
adamc@709	658 \| CASCADE (EVar (["Basis"], "cascade", Infer), s (CASCADEleft, CASCADEright))
adamc@709	659 \| SET NULL (EVar (["Basis"], "set_null", Infer), s (SETleft, NULLright))
adamc@709	660
adamc@709	661 pmodes : ([])
adamc@709	662 \| pmode pmodes (pmode :: pmodes)
adamc@709	663
adamc@707	664 commaOpt: ()
adamc@707	665 \| COMMA ()
adamc@707	666
adamc@993	667 pkopt : (EVar (["Basis"], "no_primary_key", Infer), dummy)
adamc@707	668 \| PRIMARY KEY tnames (let
adamc@707	669 val loc = s (PRIMARYleft, tnamesright)
adamc@707	670
adamc@1093	671 val e = (EVar (["Basis"], "primary_key", TypesOnly), loc)
adamc@707	672 val e = (ECApp (e, #1 (#1 tnames)), loc)
adamc@707	673 val e = (ECApp (e, (CRecord (#2 tnames), loc)), loc)
adamc@707	674 val e = (EDisjointApp e, loc)
adamc@707	675 val e = (EDisjointApp e, loc)
adamc@707	676
adamc@707	677 val witness = map (fn (c, _) =>
adamc@707	678 (c, (EWild, loc)))
adamc@707	679 (#1 tnames :: #2 tnames)
adamc@707	680 val witness = (ERecord witness, loc)
adamc@707	681 in
adamc@707	682 (EApp (e, witness), loc)
adamc@707	683 end)
adamc@707	684
adamc@123	685 valis : vali ([vali])
adamc@123	686 \| vali AND valis (vali :: valis)
adamc@123	687
adamc@42	688 sgn : sgntm (sgntm)
adamc@40	689 \| FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@40	690 (SgnFun (CSYMBOL, sgn1, sgn2), s (FUNCTORleft, sgn2right))
adamc@30	691
adamc@42	692 sgntm : SIG sgis END (SgnConst sgis, s (SIGleft, ENDright))
adamc@59	693 \| mpath (case mpath of
adamc@61	694 [] => raise Fail "Impossible mpath parse [2]"
adamc@59	695 \| [x] => SgnVar x
adamc@59	696 \| m :: ms => SgnProj (m,
adamc@59	697 List.take (ms, length ms - 1),
adamc@59	698 List.nth (ms, length ms - 1)),
adamc@59	699 s (mpathleft, mpathright))
adamc@42	700 \| sgntm WHERE CON SYMBOL EQ cexp (SgnWhere (sgntm, SYMBOL, cexp), s (sgntmleft, cexpright))
adamc@42	701 \| sgntm WHERE LTYPE SYMBOL EQ cexp(SgnWhere (sgntm, SYMBOL, cexp), s (sgntmleft, cexpright))
adamc@42	702 \| LPAREN sgn RPAREN (sgn)
adamc@42	703
adamc@706	704 sgi : CON SYMBOL DCOLON kind ((SgiConAbs (SYMBOL, kind), s (CONleft, kindright)))
adamc@706	705 \| LTYPE SYMBOL ((SgiConAbs (SYMBOL, (KType, s (LTYPEleft, SYMBOLright))),
adamc@706	706 s (LTYPEleft, SYMBOLright)))
adamc@706	707 \| CON SYMBOL EQ cexp ((SgiCon (SYMBOL, NONE, cexp), s (CONleft, cexpright)))
adamc@706	708 \| CON SYMBOL DCOLON kind EQ cexp ((SgiCon (SYMBOL, SOME kind, cexp), s (CONleft, cexpright)))
adamc@706	709 \| LTYPE SYMBOL EQ cexp ((SgiCon (SYMBOL, SOME (KType, s (LTYPEleft, cexpright)), cexp),
adamc@706	710 s (LTYPEleft, cexpright)))
adamc@805	711 \| DATATYPE dtypes ((SgiDatatype dtypes, s (DATATYPEleft, dtypesright)))
adamc@191	712 \| DATATYPE SYMBOL dargs EQ DATATYPE CSYMBOL DOT path
adamc@191	713 (case dargs of
adamc@191	714 [] => (SgiDatatypeImp (SYMBOL, CSYMBOL :: #1 path, #2 path), s (DATATYPEleft, pathright))
adamc@191	715 \| _ => raise Fail "Arguments specified for imported datatype")
adamc@706	716 \| VAL SYMBOL COLON cexp ((SgiVal (SYMBOL, cexp), s (VALleft, cexpright)))
adamc@30	717
adamc@706	718 \| STRUCTURE CSYMBOL COLON sgn ((SgiStr (CSYMBOL, sgn), s (STRUCTUREleft, sgnright)))
adamc@706	719 \| SIGNATURE CSYMBOL EQ sgn ((SgiSgn (CSYMBOL, sgn), s (SIGNATUREleft, sgnright)))
adamc@42	720 \| FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@706	721 ((SgiStr (CSYMBOL1,
adamc@706	722 (SgnFun (CSYMBOL2, sgn1, sgn2), s (FUNCTORleft, sgn2right))),
adamc@706	723 s (FUNCTORleft, sgn2right)))
adamc@706	724 \| INCLUDE sgn ((SgiInclude sgn, s (INCLUDEleft, sgnright)))
adamc@706	725 \| CONSTRAINT cterm TWIDDLE cterm ((SgiConstraint (cterm1, cterm2), s (CONSTRAINTleft, ctermright)))
adamc@707	726 \| TABLE SYMBOL COLON cterm pkopt commaOpt cstopt (let
adamc@707	727 val loc = s (TABLEleft, ctermright)
adamc@707	728 in
adamc@707	729 (SgiTable (SYMBOL, entable cterm, pkopt, cstopt), loc)
adamc@707	730 end)
adamc@460	731 \| SEQUENCE SYMBOL (let
adamc@460	732 val loc = s (SEQUENCEleft, SYMBOLright)
adamc@460	733 val t = (CVar (["Basis"], "sql_sequence"), loc)
adamc@460	734 in
adamc@460	735 (SgiVal (SYMBOL, t), loc)
adamc@460	736 end)
adamc@754	737 \| VIEW SYMBOL COLON cexp (let
adamc@754	738 val loc = s (VIEWleft, cexpright)
adamc@754	739 val t = (CVar (["Basis"], "sql_view"), loc)
adamc@1076	740 val t = (CApp (t, entable cexp), loc)
adamc@754	741 in
adamc@754	742 (SgiVal (SYMBOL, t), loc)
adamc@754	743 end)
adamc@563	744 \| CLASS SYMBOL (let
adamc@563	745 val loc = s (CLASSleft, SYMBOLright)
adamc@711	746 val k = (KArrow ((KType, loc), (KType, loc)), loc)
adamc@563	747 in
adamc@711	748 (SgiClassAbs (SYMBOL, k), loc)
adamc@563	749 end)
adamc@563	750 \| CLASS SYMBOL DCOLON kind (let
adamc@563	751 val loc = s (CLASSleft, kindright)
adamc@563	752 in
adamc@563	753 (SgiClassAbs (SYMBOL, kind), loc)
adamc@563	754 end)
adamc@563	755 \| CLASS SYMBOL EQ cexp (let
adamc@563	756 val loc = s (CLASSleft, cexpright)
adamc@563	757 in
adamc@563	758 (SgiClass (SYMBOL, (KWild, loc), cexp), loc)
adamc@563	759 end)
adamc@563	760 \| CLASS SYMBOL DCOLON kind EQ cexp (let
adamc@563	761 val loc = s (CLASSleft, cexpright)
adamc@563	762 in
adamc@563	763 (SgiClass (SYMBOL, kind, cexp), loc)
adamc@563	764 end)
adamc@211	765 \| CLASS SYMBOL SYMBOL EQ cexp (let
adamc@211	766 val loc = s (CLASSleft, cexpright)
adamc@563	767 val k = (KWild, loc)
adamc@211	768 val c = (CAbs (SYMBOL2, SOME k, cexp), loc)
adamc@211	769 in
adamc@563	770 (SgiClass (SYMBOL1, k, c), s (CLASSleft, cexpright))
adamc@563	771 end)
adamc@563	772 \| CLASS SYMBOL LPAREN SYMBOL DCOLON kind RPAREN EQ cexp (let
adamc@563	773 val loc = s (CLASSleft, cexpright)
adamc@563	774 val c = (CAbs (SYMBOL2, SOME kind, cexp), loc)
adamc@563	775 in
adamc@563	776 (SgiClass (SYMBOL1, kind, c), s (CLASSleft, cexpright))
adamc@211	777 end)
adamc@460	778 \| COOKIE SYMBOL COLON cexp (let
adamc@460	779 val loc = s (COOKIEleft, cexpright)
adamc@460	780 val t = (CApp ((CVar (["Basis"], "http_cookie"), loc),
adamc@460	781 entable cexp), loc)
adamc@460	782 in
adamc@460	783 (SgiVal (SYMBOL, t), loc)
adamc@460	784 end)
adamc@720	785 \| STYLE SYMBOL (let
adamc@720	786 val loc = s (STYLEleft, SYMBOLright)
adamc@720	787 val t = (CVar (["Basis"], "css_class"), loc)
adamc@718	788 in
adamc@718	789 (SgiVal (SYMBOL, t), loc)
adamc@718	790 end)
adamc@30	791
adamc@30	792 sgis : ([])
adamc@30	793 \| sgi sgis (sgi :: sgis)
adamc@30	794
adamc@30	795 str : STRUCT decls END (StrConst decls, s (STRUCTleft, ENDright))
adamc@34	796 \| spath (spath)
adamc@40	797 \| FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN DARROW str
adamc@40	798 (StrFun (CSYMBOL, sgn, NONE, str), s (FUNCTORleft, strright))
adamc@40	799 \| FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn DARROW str
adamc@40	800 (StrFun (CSYMBOL, sgn1, SOME sgn2, str), s (FUNCTORleft, strright))
adamc@44	801 \| spath LPAREN str RPAREN (StrApp (spath, str), s (spathleft, RPARENright))
adamc@34	802
adamc@34	803 spath : CSYMBOL (StrVar CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@34	804 \| spath DOT CSYMBOL (StrProj (spath, CSYMBOL), s (spathleft, CSYMBOLright))
adamc@30	805
adamc@1	806 kind : TYPE (KType, s (TYPEleft, TYPEright))
adamc@1	807 \| NAME (KName, s (NAMEleft, NAMEright))
adamc@1	808 \| LBRACE kind RBRACE (KRecord kind, s (LBRACEleft, RBRACEright))
adamc@1	809 \| kind ARROW kind (KArrow (kind1, kind2), s (kind1left, kind2right))
adamc@1	810 \| LPAREN kind RPAREN (#1 kind, s (LPARENleft, RPARENright))
adamc@82	811 \| KUNIT (KUnit, s (KUNITleft, KUNITright))
adamc@18	812 \| UNDERUNDER (KWild, s (UNDERUNDERleft, UNDERUNDERright))
adamc@207	813 \| LPAREN ktuple RPAREN (KTuple ktuple, s (LPARENleft, RPARENright))
adamc@623	814 \| CSYMBOL (KVar CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@623	815 \| CSYMBOL KARROW kind (KFun (CSYMBOL, kind), s (CSYMBOLleft, kindright))
adamc@207	816
adamc@207	817 ktuple : kind STAR kind ([kind1, kind2])
adamc@207	818 \| kind STAR ktuple (kind :: ktuple)
adamc@1	819
adamc@1	820 capps : cterm (cterm)
adamc@1	821 \| capps cterm (CApp (capps, cterm), s (cappsleft, ctermright))
adamc@1	822
adamc@1	823 cexp : capps (capps)
adamc@1	824 \| cexp ARROW cexp (TFun (cexp1, cexp2), s (cexp1left, cexp2right))
adamc@15	825 \| SYMBOL kcolon kind ARROW cexp (TCFun (kcolon, SYMBOL, kind, cexp), s (SYMBOLleft, cexpright))
adamc@623	826 \| CSYMBOL KARROW cexp (TKFun (CSYMBOL, cexp), s (CSYMBOLleft, cexpright))
adamc@1	827
adamc@1	828 \| cexp PLUSPLUS cexp (CConcat (cexp1, cexp2), s (cexp1left, cexp1right))
adamc@1	829
adamc@239	830 \| FN cargs DARROW cexp (#1 (cargs (cexp, (KWild, s (FNleft, cexpright)))))
adamc@628	831 \| LBRACK cexp TWIDDLE cexp RBRACK DARROW cexp (TDisjoint (cexp1, cexp2, cexp3), s (LBRACKleft, cexp3right))
adamc@623	832 \| CSYMBOL DKARROW cexp (CKAbs (CSYMBOL, cexp), s (CSYMBOLleft, cexpright))
adamc@1	833
adamc@8	834 \| LPAREN cexp RPAREN DCOLON kind (CAnnot (cexp, kind), s (LPARENleft, kindright))
adamc@6	835
adamc@18	836 \| UNDER DCOLON kind (CWild kind, s (UNDERleft, UNDERright))
adamc@195	837 \| ctuple (let
adamc@195	838 val loc = s (ctupleleft, ctupleright)
adamc@195	839 in
adamc@195	840 (TRecord (CRecord (ListUtil.mapi (fn (i, c) =>
adamc@195	841 ((CName (Int.toString (i + 1)), loc),
adamc@195	842 c)) ctuple),
adamc@195	843 loc), loc)
adamc@195	844 end)
adamc@18	845
adamc@1	846 kcolon : DCOLON (Explicit)
adamc@1	847 \| TCOLON (Implicit)
adamc@1	848
adamc@239	849 cargs : carg (carg)
adamc@239	850 \| cargl (cargl)
adamc@239	851
adamc@239	852 cargl : cargp cargp (cargp1 o cargp2)
adamc@239	853 \| cargp cargl (cargp o cargl)
adamc@239	854
adamc@240	855 cargl2 : (fn x => x)
adamc@240	856 \| cargp cargl2 (cargp o cargl2)
adamc@240	857
adamc@241	858 carg : SYMBOL DCOLON kind (fn (c, k) =>
adamc@239	859 let
adamc@239	860 val loc = s (SYMBOLleft, kindright)
adamc@239	861 in
adamc@239	862 ((CAbs (SYMBOL, SOME kind, c), loc),
adamc@239	863 (KArrow (kind, k), loc))
adamc@239	864 end)
adamc@329	865 \| UNDER DCOLON kind (fn (c, k) =>
adamc@329	866 let
adamc@329	867 val loc = s (UNDERleft, kindright)
adamc@329	868 in
adamc@329	869 ((CAbs ("_", SOME kind, c), loc),
adamc@329	870 (KArrow (kind, k), loc))
adamc@329	871 end)
adam@1302	872 \| SYMBOL DCOLONWILD (fn (c, k) =>
adam@1302	873 let
adam@1302	874 val loc = s (SYMBOLleft, DCOLONWILDright)
adam@1302	875 val kind = (KWild, loc)
adam@1302	876 in
adam@1302	877 ((CAbs (SYMBOL, NONE, c), loc),
adam@1302	878 (KArrow (kind, k), loc))
adam@1302	879 end)
adam@1302	880 \| UNDER DCOLONWILD (fn (c, k) =>
adam@1302	881 let
adam@1302	882 val loc = s (UNDERleft, DCOLONWILDright)
adam@1302	883 val kind = (KWild, loc)
adam@1302	884 in
adam@1302	885 ((CAbs ("_", NONE, c), loc),
adam@1302	886 (KArrow (kind, k), loc))
adam@1302	887 end)
adamc@241	888 \| cargp (cargp)
adamc@239	889
adamc@239	890 cargp : SYMBOL (fn (c, k) =>
adamc@239	891 let
adamc@239	892 val loc = s (SYMBOLleft, SYMBOLright)
adamc@239	893 in
adamc@239	894 ((CAbs (SYMBOL, NONE, c), loc),
adamc@239	895 (KArrow ((KWild, loc), k), loc))
adamc@239	896 end)
adamc@329	897 \| UNDER (fn (c, k) =>
adamc@329	898 let
adamc@329	899 val loc = s (UNDERleft, UNDERright)
adamc@329	900 in
adamc@329	901 ((CAbs ("_", NONE, c), loc),
adamc@329	902 (KArrow ((KWild, loc), k), loc))
adamc@329	903 end)
adamc@1001	904 \| LPAREN SYMBOL kopt ckl RPAREN (fn (c, k) =>
adamc@239	905 let
adamc@239	906 val loc = s (LPARENleft, RPARENright)
adamc@1001	907 val ckl = (SYMBOL, kopt) :: ckl
adamc@1001	908 val ckl = map (fn (x, ko) => (x, case ko of
adamc@1001	909 NONE => (KWild, loc)
adamc@1001	910 \| SOME k => k)) ckl
adamc@239	911 in
adamc@1001	912 case ckl of
adamc@1001	913 [(x, k')] => ((CAbs (SYMBOL, SOME k', c), loc),
adamc@1001	914 (KArrow (k', k), loc))
adamc@1001	915 \| _ =>
adamc@1001	916 let
adamc@1001	917 val k' = (KTuple (map #2 ckl), loc)
adamc@1001	918
adamc@1001	919 val c = foldr (fn ((x, k), c) =>
adamc@1001	920 (CAbs (x, SOME k, c), loc)) c ckl
adamc@1001	921 val v = (CVar ([], "$x"), loc)
adamc@1001	922 val c = ListUtil.foldli (fn (i, _, c) =>
adamc@1001	923 (CApp (c, (CProj (v, i + 1), loc)),
adamc@1001	924 loc)) c ckl
adamc@1001	925 in
adamc@1001	926 ((CAbs ("$x", SOME k', c), loc),
adamc@1001	927 (KArrow (k', k), loc))
adamc@1001	928 end
adamc@239	929 end)
adamc@628	930
adamc@1001	931 ckl : ([])
adamc@1001	932 \| COMMA SYMBOL kopt ckl ((SYMBOL, kopt) :: ckl)
adamc@239	933
adamc@34	934 path : SYMBOL ([], SYMBOL)
adamc@34	935 \| CSYMBOL DOT path (let val (ms, x) = path in (CSYMBOL :: ms, x) end)
adamc@34	936
adamc@156	937 cpath : CSYMBOL ([], CSYMBOL)
adamc@156	938 \| CSYMBOL DOT cpath (let val (ms, x) = cpath in (CSYMBOL :: ms, x) end)
adamc@156	939
adamc@59	940 mpath : CSYMBOL ([CSYMBOL])
adamc@59	941 \| CSYMBOL DOT mpath (CSYMBOL :: mpath)
adamc@59	942
adamc@1	943 cterm : LPAREN cexp RPAREN (#1 cexp, s (LPARENleft, RPARENright))
adamc@1	944 \| LBRACK rcon RBRACK (CRecord rcon, s (LBRACKleft, RBRACKright))
adamc@83	945 \| LBRACK rconn RBRACK (CRecord rconn, s (LBRACKleft, RBRACKright))
adamc@1	946 \| LBRACE rcone RBRACE (TRecord (CRecord rcone, s (LBRACEleft, RBRACEright)),
adamc@1	947 s (LBRACEleft, RBRACEright))
adamc@1	948 \| DOLLAR cterm (TRecord cterm, s (DOLLARleft, ctermright))
adamc@1	949 \| HASH CSYMBOL (CName CSYMBOL, s (HASHleft, CSYMBOLright))
adamc@195	950 \| HASH INT (CName (Int64.toString INT), s (HASHleft, INTright))
adamc@1	951
adamc@34	952 \| path (CVar path, s (pathleft, pathright))
adamc@207	953 \| path DOT INT (CProj ((CVar path, s (pathleft, pathright)), Int64.toInt INT),
adamc@207	954 s (pathleft, INTright))
adamc@18	955 \| UNDER (CWild (KWild, s (UNDERleft, UNDERright)), s (UNDERleft, UNDERright))
adamc@621	956 \| MAP (CMap, s (MAPleft, MAPright))
adamc@82	957 \| UNIT (CUnit, s (UNITleft, UNITright))
adamc@207	958 \| LPAREN ctuplev RPAREN (CTuple ctuplev, s (LPARENleft, RPARENright))
adamc@207	959
adamc@207	960 ctuplev: cexp COMMA cexp ([cexp1, cexp2])
adamc@207	961 \| cexp COMMA ctuplev (cexp :: ctuplev)
adamc@1	962
adamc@196	963 ctuple : capps STAR capps ([capps1, capps2])
adamc@196	964 \| capps STAR ctuple (capps :: ctuple)
adamc@195	965
adamc@1	966 rcon : ([])
adamc@1	967 \| ident EQ cexp ([(ident, cexp)])
adamc@1	968 \| ident EQ cexp COMMA rcon ((ident, cexp) :: rcon)
adamc@1	969
adamc@83	970 rconn : ident ([(ident, (CUnit, s (identleft, identright)))])
adamc@83	971 \| ident COMMA rconn ((ident, (CUnit, s (identleft, identright))) :: rconn)
adamc@83	972
adamc@1	973 rcone : ([])
adamc@1	974 \| ident COLON cexp ([(ident, cexp)])
adamc@1	975 \| ident COLON cexp COMMA rcone ((ident, cexp) :: rcone)
adamc@1	976
adamc@1	977 ident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@195	978 \| INT (CName (Int64.toString INT), s (INTleft, INTright))
adamc@200	979 \| SYMBOL (CVar ([], SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@8	980
adamc@8	981 eapps : eterm (eterm)
adamc@8	982 \| eapps eterm (EApp (eapps, eterm), s (eappsleft, etermright))
adamc@8	983 \| eapps LBRACK cexp RBRACK (ECApp (eapps, cexp), s (eappsleft, RBRACKright))
adamc@629	984 \| eapps BANG (EDisjointApp eapps, s (eappsleft, BANGright))
adamc@8	985
adamc@8	986 eexp : eapps (eapps)
adamc@241	987 \| FN eargs DARROW eexp (let
adamc@93	988 val loc = s (FNleft, eexpright)
adamc@93	989 in
adamc@241	990 #1 (eargs (eexp, (CWild (KType, loc), loc)))
adamc@93	991 end)
adamc@623	992 \| CSYMBOL DKARROW eexp (EKAbs (CSYMBOL, eexp), s (CSYMBOLleft, eexpright))
adamc@196	993 \| eexp COLON cexp (EAnnot (eexp, cexp), s (eexpleft, cexpright))
adamc@149	994 \| eexp MINUSMINUS cexp (ECut (eexp, cexp), s (eexpleft, cexpright))
adamc@493	995 \| eexp MINUSMINUSMINUS cexp (ECutMulti (eexp, cexp), s (eexpleft, cexpright))
adamc@170	996 \| CASE eexp OF barOpt branch branchs (ECase (eexp, branch :: branchs), s (CASEleft, branchsright))
adamc@190	997 \| IF eexp THEN eexp ELSE eexp (let
adamc@190	998 val loc = s (IFleft, eexp3right)
adamc@190	999 in
adamc@190	1000 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc), eexp2),
adamc@190	1001 ((PCon (["Basis"], "False", NONE), loc), eexp3)]), loc)
adamc@190	1002 end)
adamc@434	1003 \| bind SEMI eexp (let
adamc@434	1004 val loc = s (bindleft, eexpright)
adamc@434	1005 val (v, to, e1) = bind
adamc@403	1006 val e = (EVar (["Basis"], "bind", Infer), loc)
adamc@434	1007 val e = (EApp (e, e1), loc)
adamc@243	1008 in
adamc@434	1009 (EApp (e, (EAbs (v, to, eexp), loc)), loc)
adamc@299	1010 end)
adamc@256	1011 \| eexp EQ eexp (native_op ("eq", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@257	1012 \| eexp NE eexp (native_op ("ne", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389	1013 \| MINUS eterm (native_unop ("neg", eterm, s (MINUSleft, etermright)))
adamc@389	1014 \| eexp PLUS eexp (native_op ("plus", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389	1015 \| eexp MINUS eexp (native_op ("minus", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@1116	1016 \| eapps STAR eexp (native_op ("times", eapps, eexp, s (eappsleft, eexpright)))
adamc@964	1017 \| eexp DIVIDE eexp (native_op ("divide", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389	1018 \| eexp MOD eexp (native_op ("mod", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391	1019
adamc@391	1020 \| eexp LT eexp (native_op ("lt", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391	1021 \| eexp LE eexp (native_op ("le", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391	1022 \| eexp GT eexp (native_op ("gt", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391	1023 \| eexp GE eexp (native_op ("ge", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391	1024
adamc@842	1025 \| eexp ANDALSO 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 eexp2),
adamc@842	1030 ((PCon (["Basis"], "False", NONE), loc),
adamc@842	1031 (EVar (["Basis"], "False", Infer), loc))]), loc)
adamc@842	1032 end)
adamc@842	1033 \| eexp ORELSE eexp (let
adamc@842	1034 val loc = s (eexp1left, eexp2right)
adamc@842	1035 in
adamc@842	1036 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc),
adamc@842	1037 (EVar (["Basis"], "True", Infer), loc)),
adamc@842	1038 ((PCon (["Basis"], "False", NONE), loc),
adamc@842	1039 eexp2)]), loc)
adamc@842	1040 end)
adamc@842	1041
adamc@445	1042 \| eexp PLUSPLUS eexp (EConcat (eexp1, eexp2), s (eexp1left, eexp2right))
adamc@8	1043
adamc@674	1044 \| eexp CARET eexp (native_op ("strcat", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@674	1045
adamc@794	1046 \| eapps DCOLON eexp (let
adamc@794	1047 val loc = s (eappsleft, eexpright)
adamc@762	1048 in
adamc@762	1049 (EApp ((EVar (["Basis"], "Cons", Infer), loc),
adamc@762	1050 (ERecord [((CName "1", loc),
adamc@794	1051 eapps),
adamc@762	1052 ((CName "2", loc),
adamc@762	1053 eexp)], loc)), loc)
adamc@762	1054 end)
adamc@762	1055
adamc@434	1056 bind : SYMBOL LARROW eapps (SYMBOL, NONE, eapps)
adamc@434	1057 \| eapps (let
adamc@434	1058 val loc = s (eappsleft, eappsright)
adamc@434	1059 in
adamc@434	1060 ("_", SOME (TRecord (CRecord [], loc), loc), eapps)
adamc@434	1061 end)
adamc@434	1062
adamc@241	1063 eargs : earg (earg)
adamc@241	1064 \| eargl (eargl)
adamc@241	1065
adamc@241	1066 eargl : eargp eargp (eargp1 o eargp2)
adamc@241	1067 \| eargp eargl (eargp o eargl)
adamc@241	1068
adamc@242	1069 eargl2 : (fn x => x)
adamc@242	1070 \| eargp eargl2 (eargp o eargl2)
adamc@242	1071
adamc@822	1072 earg : patS (fn (e, t) =>
adamc@241	1073 let
adamc@822	1074 val loc = s (patSleft, patSright)
adamc@822	1075 val pt = patType loc patS
adamc@822	1076
adamc@822	1077 val e' = case #1 patS of
adamc@822	1078 PVar x => (EAbs (x, NONE, e), loc)
adamc@823	1079 \| PAnnot ((PVar x, _), t) => (EAbs (x, SOME t, e), loc)
adamc@822	1080 \| _ => (EAbs ("$x", SOME pt,
adamc@822	1081 (ECase ((EVar ([], "$x", DontInfer),
adamc@822	1082 loc),
adamc@822	1083 [(patS, e)]), loc)), loc)
adamc@241	1084 in
adamc@822	1085 (e', (TFun (pt, t), loc))
adamc@241	1086 end)
adamc@822	1087 \| earga (earga)
adamc@822	1088
adamc@822	1089 eargp : pterm (fn (e, t) =>
adamc@241	1090 let
adamc@822	1091 val loc = s (ptermleft, ptermright)
adamc@822	1092 val pt = patType loc pterm
adamc@822	1093
adamc@822	1094 val e' = case #1 pterm of
adamc@822	1095 PVar x => (EAbs (x, NONE, e), loc)
adamc@823	1096 \| PAnnot ((PVar x, _), t) => (EAbs (x, SOME t, e), loc)
adamc@822	1097 \| _ => (EAbs ("$x", SOME pt,
adamc@822	1098 (ECase ((EVar ([], "$x", DontInfer),
adamc@822	1099 loc),
adamc@822	1100 [(pterm, e)]), loc)), loc)
adamc@241	1101 in
adamc@822	1102 (e', (TFun (pt, t), loc))
adamc@241	1103 end)
adamc@822	1104 \| earga (earga)
adamc@241	1105
adamc@822	1106 earga : LBRACK SYMBOL RBRACK (fn (e, t) =>
adamc@241	1107 let
adamc@822	1108 val loc = s (LBRACKleft, RBRACKright)
adamc@822	1109 val kind = (KWild, loc)
adamc@822	1110 in
adamc@822	1111 ((ECAbs (Implicit, SYMBOL, kind, e), loc),
adamc@822	1112 (TCFun (Implicit, SYMBOL, kind, t), loc))
adamc@822	1113 end)
adam@1302	1114 \| LBRACK SYMBOL DCOLONWILD RBRACK (fn (e, t) =>
adam@1302	1115 let
adam@1302	1116 val loc = s (LBRACKleft, RBRACKright)
adam@1302	1117 val kind = (KWild, loc)
adam@1302	1118 in
adam@1302	1119 ((ECAbs (Explicit, SYMBOL, kind, e), loc),
adam@1302	1120 (TCFun (Explicit, SYMBOL, kind, t), loc))
adam@1302	1121 end)
adamc@822	1122 \| LBRACK SYMBOL kcolon kind RBRACK(fn (e, t) =>
adamc@822	1123 let
adamc@822	1124 val loc = s (LBRACKleft, RBRACKright)
adamc@241	1125 in
adamc@241	1126 ((ECAbs (kcolon, SYMBOL, kind, e), loc),
adamc@241	1127 (TCFun (kcolon, SYMBOL, kind, t), loc))
adamc@241	1128 end)
adam@1306	1129 \| LBRACK SYMBOL TCOLONWILD RBRACK (fn (e, t) =>
adam@1306	1130 let
adam@1306	1131 val loc = s (LBRACKleft, RBRACKright)
adam@1306	1132 val kind = (KWild, loc)
adam@1306	1133 in
adam@1306	1134 ((ECAbs (Implicit, SYMBOL, kind, e), loc),
adam@1306	1135 (TCFun (Implicit, SYMBOL, kind, t), loc))
adam@1306	1136 end)
adamc@478	1137 \| LBRACK cexp TWIDDLE cexp RBRACK(fn (e, t) =>
adamc@356	1138 let
adamc@356	1139 val loc = s (LBRACKleft, RBRACKright)
adamc@356	1140 in
adamc@478	1141 ((EDisjoint (cexp1, cexp2, e), loc),
adamc@628	1142 (TDisjoint (cexp1, cexp2, t), loc))
adamc@356	1143 end)
adamc@822	1144 \| LBRACK CSYMBOL RBRACK (fn (e, t) =>
adamc@623	1145 let
adamc@623	1146 val loc = s (CSYMBOLleft, CSYMBOLright)
adamc@623	1147 in
adamc@623	1148 ((EKAbs (CSYMBOL, e), loc),
adamc@623	1149 (TKFun (CSYMBOL, t), loc))
adamc@623	1150 end)
adamc@241	1151
adamc@8	1152 eterm : LPAREN eexp RPAREN (#1 eexp, s (LPARENleft, RPARENright))
adamc@195	1153 \| LPAREN etuple RPAREN (let
adamc@195	1154 val loc = s (LPARENleft, RPARENright)
adamc@195	1155 in
adamc@195	1156 (ERecord (ListUtil.mapi (fn (i, e) =>
adamc@195	1157 ((CName (Int.toString (i + 1)), loc),
adamc@195	1158 e)) etuple), loc)
adamc@195	1159 end)
adamc@8	1160
adamc@403	1161 \| path (EVar (#1 path, #2 path, Infer), s (pathleft, pathright))
adamc@403	1162 \| cpath (EVar (#1 cpath, #2 cpath, Infer), s (cpathleft, cpathright))
adamc@403	1163 \| AT path (EVar (#1 path, #2 path, TypesOnly), s (ATleft, pathright))
adamc@403	1164 \| AT AT path (EVar (#1 path, #2 path, DontInfer), s (AT1left, pathright))
adamc@403	1165 \| AT cpath (EVar (#1 cpath, #2 cpath, TypesOnly), s (ATleft, cpathright))
adamc@403	1166 \| AT AT cpath (EVar (#1 cpath, #2 cpath, DontInfer), s (AT1left, cpathright))
adamc@12	1167 \| LBRACE rexp RBRACE (ERecord rexp, s (LBRACEleft, RBRACEright))
adamc@110	1168 \| UNIT (ERecord [], s (UNITleft, UNITright))
adamc@12	1169
adamc@14	1170 \| INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@14	1171 \| FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adamc@14	1172 \| STRING (EPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@821	1173 \| CHAR (EPrim (Prim.Char CHAR), s (CHARleft, CHARright))
adamc@14	1174
adamc@200	1175 \| path DOT idents (let
adamc@200	1176 val loc = s (pathleft, identsright)
adamc@200	1177 in
adamc@200	1178 foldl (fn (ident, e) =>
adamc@200	1179 (EField (e, ident), loc))
adamc@403	1180 (EVar (#1 path, #2 path, Infer), s (pathleft, pathright)) idents
adamc@403	1181 end)
adamc@910	1182 \| LPAREN eexp RPAREN DOT idents (let
adamc@910	1183 val loc = s (LPARENleft, identsright)
adamc@910	1184 in
adamc@910	1185 foldl (fn (ident, e) =>
adamc@910	1186 (EField (e, ident), loc))
adamc@910	1187 eexp idents
adamc@910	1188 end)
adamc@403	1189 \| AT path DOT idents (let
adamc@403	1190 val loc = s (ATleft, identsright)
adamc@403	1191 in
adamc@403	1192 foldl (fn (ident, e) =>
adamc@403	1193 (EField (e, ident), loc))
adamc@403	1194 (EVar (#1 path, #2 path, TypesOnly), s (pathleft, pathright)) idents
adamc@403	1195 end)
adamc@403	1196 \| AT AT path DOT idents (let
adamc@403	1197 val loc = s (AT1left, identsright)
adamc@403	1198 in
adamc@403	1199 foldl (fn (ident, e) =>
adamc@403	1200 (EField (e, ident), loc))
adamc@403	1201 (EVar (#1 path, #2 path, DontInfer), s (pathleft, pathright)) idents
adamc@200	1202 end)
adamc@71	1203
adamc@360	1204 \| XML_BEGIN xml XML_END (let
adamc@360	1205 val loc = s (XML_BEGINleft, XML_ENDright)
adamc@360	1206 in
adamc@360	1207 if XML_BEGIN = "xml" then
adamc@360	1208 ()
adamc@360	1209 else
adamc@360	1210 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@360	1211 xml
adamc@360	1212 end)
adamc@360	1213 \| XML_BEGIN XML_END (let
adamc@360	1214 val loc = s (XML_BEGINleft, XML_ENDright)
adamc@360	1215 in
adamc@360	1216 if XML_BEGIN = "xml" then
adamc@360	1217 ()
adamc@360	1218 else
adamc@360	1219 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@403	1220 (EApp ((EVar (["Basis"], "cdata", Infer), loc),
adamc@360	1221 (EPrim (Prim.String ""), loc)),
adamc@360	1222 loc)
adamc@360	1223 end)
adamc@360	1224 \| XML_BEGIN_END (let
adamc@360	1225 val loc = s (XML_BEGIN_ENDleft, XML_BEGIN_ENDright)
adamc@360	1226 in
adamc@360	1227 if XML_BEGIN_END = "xml" then
adamc@360	1228 ()
adamc@360	1229 else
adamc@360	1230 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@403	1231 (EApp ((EVar (["Basis"], "cdata", Infer), loc),
adamc@360	1232 (EPrim (Prim.String ""), loc)),
adamc@360	1233 loc)
adamc@360	1234 end)
adamc@302	1235
adamc@204	1236 \| LPAREN query RPAREN (query)
adamc@300	1237 \| LPAREN CWHERE sqlexp RPAREN (sqlexp)
adamc@339	1238 \| LPAREN SQL sqlexp RPAREN (sqlexp)
adamc@1070	1239 \| LPAREN FROM tables RPAREN (#2 tables)
adamc@1071	1240 \| LPAREN SELECT1 query1 RPAREN (query1)
adamc@302	1241
adamc@302	1242 \| LPAREN INSERT INTO texp LPAREN fields RPAREN VALUES LPAREN sqlexps RPAREN RPAREN
adamc@302	1243 (let
adamc@302	1244 val loc = s (LPAREN1left, RPAREN3right)
adamc@302	1245
adamc@403	1246 val e = (EVar (["Basis"], "insert", Infer), loc)
adamc@302	1247 val e = (EApp (e, texp), loc)
adamc@302	1248 in
adamc@302	1249 if length fields <> length sqlexps then
adam@1360	1250 ErrorMsg.errorAt loc ("Length mismatch in INSERT field specification ("
adam@1360	1251 ^ Int.toString (length fields)
adam@1360	1252 ^ " vs. " ^ Int.toString (length sqlexps) ^ ")")
adamc@302	1253 else
adamc@302	1254 ();
adamc@302	1255 (EApp (e, (ERecord (ListPair.zip (fields, sqlexps)), loc)), loc)
adamc@302	1256 end)
adamc@310	1257 \| LPAREN enterDml UPDATE texp SET fsets CWHERE sqlexp leaveDml RPAREN
adamc@303	1258 (let
adamc@303	1259 val loc = s (LPARENleft, RPARENright)
adamc@303	1260
adamc@403	1261 val e = (EVar (["Basis"], "update", Infer), loc)
adamc@342	1262 val e = (ECApp (e, (CWild (KRecord (KType, loc), loc), loc)), loc)
adamc@306	1263 val e = (EApp (e, (ERecord fsets, loc)), loc)
adamc@305	1264 val e = (EApp (e, texp), loc)
adamc@303	1265 in
adamc@303	1266 (EApp (e, sqlexp), loc)
adamc@303	1267 end)
adamc@310	1268 \| LPAREN enterDml DELETE FROM texp CWHERE sqlexp leaveDml RPAREN
adamc@304	1269 (let
adamc@304	1270 val loc = s (LPARENleft, RPARENright)
adamc@304	1271
adamc@403	1272 val e = (EVar (["Basis"], "delete", Infer), loc)
adamc@304	1273 val e = (EApp (e, texp), loc)
adamc@304	1274 in
adamc@304	1275 (EApp (e, sqlexp), loc)
adamc@304	1276 end)
adamc@302	1277
adamc@211	1278 \| UNDER (EWild, s (UNDERleft, UNDERright))
adamc@91	1279
adamc@446	1280 \| LET edecls IN eexp END (ELet (edecls, eexp), s (LETleft, ENDright))
adamc@446	1281
adamc@762	1282 \| LBRACK RBRACK (EVar (["Basis"], "Nil", Infer), s (LBRACKleft, RBRACKright))
adamc@762	1283
adamc@446	1284 edecls : ([])
adamc@446	1285 \| edecl edecls (edecl :: edecls)
adamc@446	1286
adamc@825	1287 edecl : VAL pat EQ eexp ((EDVal (pat, eexp), s (VALleft, eexpright)))
adamc@446	1288 \| VAL REC valis ((EDValRec valis, s (VALleft, valisright)))
adamc@446	1289 \| FUN valis ((EDValRec valis, s (FUNleft, valisright)))
adamc@446	1290
adamc@310	1291 enterDml : (inDml := true)
adamc@310	1292 leaveDml : (inDml := false)
adamc@310	1293
adamc@403	1294 texp : SYMBOL (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright))
adamc@302	1295 \| LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adamc@302	1296
adamc@302	1297 fields : fident ([fident])
adamc@302	1298 \| fident COMMA fields (fident :: fields)
adamc@302	1299
adamc@302	1300 sqlexps: sqlexp ([sqlexp])
adamc@302	1301 \| sqlexp COMMA sqlexps (sqlexp :: sqlexps)
adamc@302	1302
adamc@303	1303 fsets : fident EQ sqlexp ([(fident, sqlexp)])
adamc@303	1304 \| fident EQ sqlexp COMMA fsets ((fident, sqlexp) :: fsets)
adamc@303	1305
adamc@200	1306 idents : ident ([ident])
adamc@200	1307 \| ident DOT idents (ident :: idents)
adamc@200	1308
adamc@195	1309 etuple : eexp COMMA eexp ([eexp1, eexp2])
adamc@195	1310 \| eexp COMMA etuple (eexp :: etuple)
adamc@195	1311
adamc@170	1312 branch : pat DARROW eexp (pat, eexp)
adamc@170	1313
adamc@170	1314 branchs: ([])
adamc@170	1315 \| BAR branch branchs (branch :: branchs)
adamc@170	1316
adamc@822	1317 patS : pterm (pterm)
adamc@822	1318 \| pterm DCOLON patS (let
adamc@822	1319 val loc = s (ptermleft, patSright)
adamc@762	1320 in
adamc@762	1321 (PCon (["Basis"], "Cons", SOME (PRecord ([("1", pterm),
adamc@822	1322 ("2", patS)], false), loc)),
adamc@762	1323 loc)
adamc@762	1324 end)
adamc@822	1325 \| patS COLON cexp (PAnnot (patS, cexp), s (patSleft, cexpright))
adamc@822	1326
adamc@822	1327 pat : patS (patS)
adamc@822	1328 \| cpath pterm (PCon (#1 cpath, #2 cpath, SOME pterm), s (cpathleft, ptermright))
adamc@170	1329
adamc@170	1330 pterm : SYMBOL (PVar SYMBOL, s (SYMBOLleft, SYMBOLright))
adamc@170	1331 \| cpath (PCon (#1 cpath, #2 cpath, NONE), s (cpathleft, cpathright))
adamc@170	1332 \| UNDER (PWild, s (UNDERleft, UNDERright))
adamc@173	1333 \| INT (PPrim (Prim.Int INT), s (INTleft, INTright))
adam@1420	1334 \| MINUS INT (PPrim (Prim.Int (~INT)), s (MINUSleft, INTright))
adamc@173	1335 \| STRING (PPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@821	1336 \| CHAR (PPrim (Prim.Char CHAR), s (CHARleft, CHARright))
adamc@170	1337 \| LPAREN pat RPAREN (pat)
adamc@174	1338 \| LBRACE RBRACE (PRecord ([], false), s (LBRACEleft, RBRACEright))
adamc@174	1339 \| UNIT (PRecord ([], false), s (UNITleft, UNITright))
adamc@174	1340 \| LBRACE rpat RBRACE (PRecord rpat, s (LBRACEleft, RBRACEright))
adamc@195	1341 \| LPAREN ptuple RPAREN (PRecord (ListUtil.mapi (fn (i, p) => (Int.toString (i + 1), p)) ptuple,
adamc@195	1342 false),
adamc@195	1343 s (LPARENleft, RPARENright))
adamc@762	1344 \| LBRACK RBRACK (PCon (["Basis"], "Nil", NONE), s (LBRACKleft, RBRACKright))
adamc@174	1345
adamc@175	1346 rpat : CSYMBOL EQ pat ([(CSYMBOL, pat)], false)
adamc@243	1347 \| INT EQ pat ([(Int64.toString INT, pat)], false)
adamc@174	1348 \| DOTDOTDOT ([], true)
adamc@175	1349 \| CSYMBOL EQ pat COMMA rpat ((CSYMBOL, pat) :: #1 rpat, #2 rpat)
adamc@243	1350 \| INT EQ pat COMMA rpat ((Int64.toString INT, pat) :: #1 rpat, #2 rpat)
adamc@170	1351
adamc@195	1352 ptuple : pat COMMA pat ([pat1, pat2])
adamc@195	1353 \| pat COMMA ptuple (pat :: ptuple)
adamc@195	1354
adamc@12	1355 rexp : ([])
adamc@12	1356 \| ident EQ eexp ([(ident, eexp)])
adamc@12	1357 \| ident EQ eexp COMMA rexp ((ident, eexp) :: rexp)
adamc@91	1358
adamc@141	1359 xml : xmlOne xml (let
adamc@141	1360 val pos = s (xmlOneleft, xmlright)
adamc@141	1361 in
adamc@720	1362 (EApp ((EApp (
adamc@720	1363 (EVar (["Basis"], "join", Infer), pos),
adamc@720	1364 xmlOne), pos),
adamc@720	1365 xml), pos)
adamc@141	1366 end)
adamc@141	1367 \| xmlOne (xmlOne)
adamc@91	1368
adamc@1045	1369 xmlOpt : xml (xml)
adamc@1045	1370 \| (EApp ((EVar (["Basis"], "cdata", Infer), dummy),
adamc@1045	1371 (EPrim (Prim.String ""), dummy)),
adamc@1045	1372 dummy)
adamc@1045	1373
adamc@403	1374 xmlOne : NOTAGS (EApp ((EVar (["Basis"], "cdata", Infer), s (NOTAGSleft, NOTAGSright)),
adamc@141	1375 (EPrim (Prim.String NOTAGS), s (NOTAGSleft, NOTAGSright))),
adamc@141	1376 s (NOTAGSleft, NOTAGSright))
adamc@141	1377 \| tag DIVIDE GT (let
adamc@141	1378 val pos = s (tagleft, GTright)
adamc@710	1379
adamc@710	1380 val cdata =
adamc@756	1381 if #1 (#1 tag) = "submit" orelse #1 (#1 tag) = "dyn" then
adamc@710	1382 let
adamc@710	1383 val e = (EVar (["Basis"], "cdata", DontInfer), pos)
adamc@710	1384 val e = (ECApp (e, (CWild (KWild, pos), pos)), pos)
adamc@710	1385 in
adamc@710	1386 (ECApp (e, (CRecord [], pos)), pos)
adamc@710	1387 end
adamc@710	1388 else
adamc@710	1389 (EVar (["Basis"], "cdata", Infer), pos)
adamc@710	1390
adamc@710	1391 val cdata = (EApp (cdata,
adamc@710	1392 (EPrim (Prim.String ""), pos)),
adamc@710	1393 pos)
adamc@141	1394 in
adam@1412	1395 (EApp (#3 tag, cdata), pos)
adamc@141	1396 end)
adamc@141	1397
adamc@1045	1398 \| tag GT xmlOpt END_TAG (let
adamc@141	1399 val pos = s (tagleft, GTright)
adamc@325	1400 val et = tagIn END_TAG
adamc@141	1401 in
adamc@756	1402 if #1 (#1 tag) = et then
adamc@361	1403 if et = "form" then
adam@1412	1404 let
adam@1412	1405 val e = (EVar (["Basis"], "form", Infer), pos)
adam@1412	1406 val e = (EApp (e, case #2 tag of
adam@1412	1407 NONE => (EVar (["Basis"], "None", Infer), pos)
adam@1412	1408 \| SOME c => (EApp ((EVar (["Basis"], "Some", Infer), pos), c), pos)), pos)
adam@1412	1409 in
adam@1412	1410 (EApp (e, xmlOpt), pos)
adam@1412	1411 end
adamc@1093	1412 else if et = "subform" orelse et = "subforms" then
adamc@1093	1413 (EApp (#2 (#1 tag),
adamc@1045	1414 xmlOpt), pos)
adamc@758	1415 else if et = "entry" then
adamc@758	1416 (EApp ((EVar (["Basis"], "entry", Infer), pos),
adamc@1045	1417 xmlOpt), pos)
adamc@141	1418 else
adam@1412	1419 (EApp (#3 tag, xmlOpt), pos)
adamc@141	1420 else
adamc@325	1421 (if ErrorMsg.anyErrors () then
adamc@325	1422 ()
adamc@325	1423 else
adamc@1189	1424 ErrorMsg.errorAt pos ("Begin tag <"
adamc@1189	1425 ^ #1 (#1 tag)
adamc@1189	1426 ^ "> and end tag </"
adamc@1189	1427 ^ et
adamc@1189	1428 ^ "> don't match.");
adamc@623	1429 (EWild, pos))
adamc@141	1430 end)
adamc@141	1431 \| LBRACE eexp RBRACE (eexp)
adamc@391	1432 \| LBRACE LBRACK eexp RBRACK RBRACE (let
adamc@391	1433 val loc = s (LBRACEleft, RBRACEright)
adamc@403	1434 val e = (EVar (["Top"], "txt", Infer), loc)
adamc@391	1435 in
adamc@391	1436 (EApp (e, eexp), loc)
adamc@391	1437 end)
adamc@92	1438
adamc@141	1439 tag : tagHead attrs (let
adamc@141	1440 val pos = s (tagHeadleft, attrsright)
adamc@721	1441
adamc@721	1442 val e = (EVar (["Basis"], "tag", Infer), pos)
adamc@721	1443 val eo = case #1 attrs of
adamc@721	1444 NONE => (EVar (["Basis"], "None", Infer), pos)
adamc@721	1445 \| SOME e => (EApp ((EVar (["Basis"], "Some", Infer), pos),
adamc@721	1446 e), pos)
adamc@721	1447 val e = (EApp (e, eo), pos)
adamc@721	1448 val e = (EApp (e, (ERecord (#2 attrs), pos)), pos)
adamc@721	1449 val e = (EApp (e, (EApp (#2 tagHead,
adamc@721	1450 (ERecord [], pos)), pos)), pos)
adamc@141	1451 in
adam@1412	1452 (tagHead, #1 attrs, e)
adamc@141	1453 end)
adamc@141	1454
adamc@141	1455 tagHead: BEGIN_TAG (let
adamc@325	1456 val bt = tagIn BEGIN_TAG
adamc@141	1457 val pos = s (BEGIN_TAGleft, BEGIN_TAGright)
adamc@141	1458 in
adamc@325	1459 (bt,
adamc@473	1460 (EVar (["Basis"], bt, Infer), pos))
adamc@141	1461 end)
adamc@141	1462 \| tagHead LBRACE cexp RBRACE (#1 tagHead, (ECApp (#2 tagHead, cexp), s (tagHeadleft, RBRACEright)))
adamc@92	1463
adamc@721	1464 attrs : (NONE, [])
adamc@721	1465 \| attr attrs (let
adamc@721	1466 val loc = s (attrleft, attrsright)
adamc@721	1467 in
adamc@721	1468 case attr of
adamc@721	1469 Class e =>
adamc@721	1470 (case #1 attrs of
adamc@721	1471 NONE => ()
adamc@721	1472 \| SOME _ => ErrorMsg.errorAt loc "Multiple classes specified for tag";
adamc@721	1473 (SOME e, #2 attrs))
adamc@721	1474 \| Normal xe =>
adamc@721	1475 (#1 attrs, xe :: #2 attrs)
adamc@721	1476 end)
adamc@104	1477
adamc@721	1478 attr : SYMBOL EQ attrv (if SYMBOL = "class" then
adamc@721	1479 Class attrv
adamc@717	1480 else
adamc@724	1481 let
adamc@724	1482 val sym =
adamc@724	1483 case SYMBOL of
adamc@724	1484 "type" => "Typ"
adamc@724	1485 \| x => capitalize x
adamc@724	1486 in
adamc@724	1487 Normal ((CName sym, s (SYMBOLleft, SYMBOLright)),
adamc@724	1488 if (sym = "Href" orelse sym = "Src")
adamc@724	1489 andalso (case #1 attrv of
adamc@724	1490 EPrim _ => true
adamc@724	1491 \| _ => false) then
adamc@724	1492 let
adamc@724	1493 val loc = s (attrvleft, attrvright)
adamc@724	1494 in
adamc@724	1495 (EApp ((EVar (["Basis"], "bless", Infer), loc),
adamc@724	1496 attrv), loc)
adamc@724	1497 end
adamc@724	1498 else
adamc@724	1499 attrv)
adamc@724	1500 end)
adamc@204	1501
adamc@104	1502 attrv : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@104	1503 \| FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adamc@104	1504 \| STRING (EPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@110	1505 \| LBRACE eexp RBRACE (eexp)
adamc@226	1506
adamc@232	1507 query : query1 obopt lopt ofopt (let
adamc@229	1508 val loc = s (query1left, query1right)
adamc@230	1509
adamc@230	1510 val re = (ERecord [((CName "Rows", loc),
adamc@230	1511 query1),
adamc@230	1512 ((CName "OrderBy", loc),
adamc@231	1513 obopt),
adamc@231	1514 ((CName "Limit", loc),
adamc@232	1515 lopt),
adamc@232	1516 ((CName "Offset", loc),
adamc@232	1517 ofopt)], loc)
adamc@229	1518 in
adamc@403	1519 (EApp ((EVar (["Basis"], "sql_query", Infer), loc), re), loc)
adamc@229	1520 end)
adamc@993	1521
adamc@993	1522 dopt : (EVar (["Basis"], "False", Infer), dummy)
adamc@993	1523 \| DISTINCT (EVar (["Basis"], "True", Infer),
adamc@993	1524 s (DISTINCTleft, DISTINCTright))
adamc@993	1525
adamc@993	1526 query1 : SELECT dopt select FROM tables wopt gopt hopt
adamc@209	1527 (let
adamc@204	1528 val loc = s (SELECTleft, tablesright)
adamc@207	1529
adamc@1070	1530 val (empties, sel, exps) =
adamc@207	1531 case select of
adamc@1070	1532 Star => ([],
adamc@1070	1533 map (fn nm =>
adamc@233	1534 (nm, (CTuple [(CWild (KRecord (KType, loc), loc),
adamc@233	1535 loc),
adamc@233	1536 (CRecord [], loc)],
adamc@748	1537 loc))) (#1 tables),
adamc@233	1538 [])
adamc@207	1539 \| Items sis =>
adamc@207	1540 let
adamc@748	1541 val tabs = map (fn nm => (nm, (CRecord [], loc))) (#1 tables)
adamc@1194	1542 val (_, tabs, exps) = foldl (amend_select loc)
adamc@1194	1543 (1, tabs, []) sis
adamc@1070	1544 val empties = List.mapPartial (fn (nm, (CRecord [], _)) =>
adamc@1070	1545 SOME nm
adamc@1070	1546 \| _ => NONE) tabs
adamc@207	1547 in
adamc@1070	1548 (empties,
adamc@1070	1549 map (fn (nm, c) => (nm,
adamc@233	1550 (CTuple [c,
adamc@233	1551 (CWild (KRecord (KType, loc), loc),
adamc@233	1552 loc)], loc))) tabs,
adamc@233	1553 exps)
adamc@207	1554 end
adamc@207	1555
adamc@207	1556 val sel = (CRecord sel, loc)
adamc@207	1557
adamc@226	1558 val grp = case gopt of
adamc@403	1559 NONE => (ECApp ((EVar (["Basis"], "sql_subset_all",
adamc@403	1560 Infer), loc),
adamc@226	1561 (CWild (KRecord (KRecord (KType, loc), loc),
adamc@226	1562 loc), loc)), loc)
adamc@226	1563 \| SOME gis =>
adamc@226	1564 let
adamc@748	1565 val tabs = map (fn nm =>
adamc@748	1566 (nm, (CRecord [], loc))) (#1 tables)
adamc@226	1567 val tabs = foldl (amend_group loc) tabs gis
adamc@226	1568
adamc@226	1569 val tabs = map (fn (nm, c) =>
adamc@226	1570 (nm,
adamc@226	1571 (CTuple [c,
adamc@226	1572 (CWild (KRecord (KType, loc),
adamc@226	1573 loc),
adamc@226	1574 loc)], loc))) tabs
adamc@226	1575 in
adamc@403	1576 (ECApp ((EVar (["Basis"], "sql_subset", Infer), loc),
adamc@226	1577 (CRecord tabs, loc)), loc)
adamc@226	1578 end
adamc@226	1579
adamc@403	1580 val e = (EVar (["Basis"], "sql_query1", Infer), loc)
adamc@1070	1581 val e = (ECApp (e, (CRecord (map (fn nm => (nm, (CUnit, loc))) empties),
adamc@1070	1582 loc)), loc)
adamc@993	1583 val re = (ERecord [((CName "Distinct", loc),
adamc@993	1584 dopt),
adamc@993	1585 ((CName "From", loc),
adamc@748	1586 #2 tables),
adamc@209	1587 ((CName "Where", loc),
adamc@223	1588 wopt),
adamc@224	1589 ((CName "GroupBy", loc),
adamc@226	1590 grp),
adamc@224	1591 ((CName "Having", loc),
adamc@224	1592 hopt),
adamc@223	1593 ((CName "SelectFields", loc),
adamc@403	1594 (ECApp ((EVar (["Basis"], "sql_subset", Infer), loc),
adamc@233	1595 sel), loc)),
adamc@233	1596 ((CName "SelectExps", loc),
adamc@233	1597 (ERecord exps, loc))], loc)
adamc@223	1598
adamc@209	1599 val e = (EApp (e, re), loc)
adamc@204	1600 in
adamc@207	1601 e
adamc@204	1602 end)
adamc@229	1603 \| query1 UNION query1 (sql_relop ("union", query11, query12, s (query11left, query12right)))
adamc@229	1604 \| query1 INTERSECT query1 (sql_relop ("intersect", query11, query12, s (query11left, query12right)))
adamc@229	1605 \| query1 EXCEPT query1 (sql_relop ("except", query11, query12, s (query11left, query12right)))
adamc@1070	1606 \| LBRACE LBRACE LBRACE eexp RBRACE RBRACE RBRACE (eexp)
adamc@204	1607
adamc@749	1608 tables : fitem (fitem)
adamc@749	1609 \| fitem COMMA tables (let
adamc@749	1610 val loc = s (fitemleft, tablesright)
adamc@748	1611
adamc@748	1612 val e = (EVar (["Basis"], "sql_from_comma", Infer), loc)
adamc@749	1613 val e = (EApp (e, #2 fitem), loc)
adamc@748	1614 in
adamc@749	1615 (#1 fitem @ #1 tables,
adamc@748	1616 (EApp (e, #2 tables), loc))
adamc@748	1617 end)
adamc@204	1618
adamc@749	1619 fitem : table' ([#1 table'], #2 table')
adamc@1265	1620 \| LBRACE LBRACE eexp RBRACE RBRACE (tnamesOf eexp, eexp)
adamc@749	1621 \| fitem JOIN fitem ON sqlexp (let
adamc@749	1622 val loc = s (fitem1left, sqlexpright)
adamc@749	1623
adamc@749	1624 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749	1625 val e = (EApp (e, #2 fitem1), loc)
adamc@749	1626 val e = (EApp (e, #2 fitem2), loc)
adamc@749	1627 in
adamc@749	1628 (#1 fitem1 @ #1 fitem2,
adamc@749	1629 (EApp (e, sqlexp), loc))
adamc@749	1630 end)
adamc@749	1631 \| fitem INNER JOIN fitem ON sqlexp (let
adamc@749	1632 val loc = s (fitem1left, sqlexpright)
adamc@749	1633
adamc@749	1634 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749	1635 val e = (EApp (e, #2 fitem1), loc)
adamc@749	1636 val e = (EApp (e, #2 fitem2), loc)
adamc@749	1637 in
adamc@749	1638 (#1 fitem1 @ #1 fitem2,
adamc@749	1639 (EApp (e, sqlexp), loc))
adamc@749	1640 end)
adamc@749	1641 \| fitem CROSS JOIN fitem (let
adamc@749	1642 val loc = s (fitem1left, fitem2right)
adamc@749	1643
adamc@749	1644 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749	1645 val e = (EApp (e, #2 fitem1), loc)
adamc@749	1646 val e = (EApp (e, #2 fitem2), loc)
adamc@749	1647 val tru = sql_inject (EVar (["Basis"], "True", Infer), loc)
adamc@749	1648 in
adamc@749	1649 (#1 fitem1 @ #1 fitem2,
adamc@749	1650 (EApp (e, tru), loc))
adamc@749	1651 end)
adamc@750	1652 \| fitem LEFT JOIN fitem ON sqlexp (let
adamc@750	1653 val loc = s (fitem1left, sqlexpright)
adamc@750	1654
adamc@750	1655 val e = (EVar (["Basis"], "sql_left_join", Infer), loc)
adamc@750	1656 val e = (EApp (e, #2 fitem1), loc)
adamc@750	1657 val e = (EApp (e, #2 fitem2), loc)
adamc@750	1658 in
adamc@750	1659 (#1 fitem1 @ #1 fitem2,
adamc@750	1660 (EApp (e, sqlexp), loc))
adamc@750	1661 end)
adamc@751	1662 \| fitem LEFT OUTER JOIN fitem ON sqlexp (let
adamc@751	1663 val loc = s (fitem1left, sqlexpright)
adamc@751	1664
adamc@751	1665 val e = (EVar (["Basis"], "sql_left_join", Infer), loc)
adamc@751	1666 val e = (EApp (e, #2 fitem1), loc)
adamc@751	1667 val e = (EApp (e, #2 fitem2), loc)
adamc@751	1668 in
adamc@751	1669 (#1 fitem1 @ #1 fitem2,
adamc@751	1670 (EApp (e, sqlexp), loc))
adamc@751	1671 end)
adamc@751	1672 \| fitem RIGHT JOIN fitem ON sqlexp (let
adamc@751	1673 val loc = s (fitem1left, sqlexpright)
adamc@751	1674
adamc@751	1675 val e = (EVar (["Basis"], "sql_right_join", Infer), loc)
adamc@751	1676 val e = (EApp (e, #2 fitem1), loc)
adamc@751	1677 val e = (EApp (e, #2 fitem2), loc)
adamc@751	1678 in
adamc@751	1679 (#1 fitem1 @ #1 fitem2,
adamc@751	1680 (EApp (e, sqlexp), loc))
adamc@751	1681 end)
adamc@751	1682 \| fitem RIGHT OUTER JOIN fitem ON sqlexp (let
adamc@751	1683 val loc = s (fitem1left, sqlexpright)
adamc@751	1684
adamc@751	1685 val e = (EVar (["Basis"], "sql_right_join", Infer), loc)
adamc@751	1686 val e = (EApp (e, #2 fitem1), loc)
adamc@751	1687 val e = (EApp (e, #2 fitem2), loc)
adamc@751	1688 in
adamc@751	1689 (#1 fitem1 @ #1 fitem2,
adamc@751	1690 (EApp (e, sqlexp), loc))
adamc@751	1691 end)
adamc@751	1692 \| fitem FULL JOIN fitem ON sqlexp (let
adamc@751	1693 val loc = s (fitem1left, sqlexpright)
adamc@751	1694
adamc@751	1695 val e = (EVar (["Basis"], "sql_full_join", Infer), loc)
adamc@751	1696 val e = (EApp (e, #2 fitem1), loc)
adamc@751	1697 val e = (EApp (e, #2 fitem2), loc)
adamc@751	1698 in
adamc@751	1699 (#1 fitem1 @ #1 fitem2,
adamc@751	1700 (EApp (e, sqlexp), loc))
adamc@751	1701 end)
adamc@751	1702 \| fitem FULL OUTER JOIN fitem ON sqlexp (let
adamc@751	1703 val loc = s (fitem1left, sqlexpright)
adamc@751	1704
adamc@751	1705 val e = (EVar (["Basis"], "sql_full_join", Infer), loc)
adamc@751	1706 val e = (EApp (e, #2 fitem1), loc)
adamc@751	1707 val e = (EApp (e, #2 fitem2), loc)
adamc@751	1708 in
adamc@751	1709 (#1 fitem1 @ #1 fitem2,
adamc@751	1710 (EApp (e, sqlexp), loc))
adamc@751	1711 end)
adamc@1192	1712 \| LPAREN query RPAREN AS tname (let
adamc@1192	1713 val loc = s (LPARENleft, RPARENright)
adamc@1192	1714
adamc@1192	1715 val e = (EVar (["Basis"], "sql_from_query", Infer), loc)
adamc@1192	1716 val e = (ECApp (e, tname), loc)
adamc@1192	1717 in
adamc@1192	1718 ([tname], (EApp (e, query), loc))
adamc@1192	1719 end)
adamc@749	1720
adamc@204	1721 tname : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@204	1722 \| LBRACE cexp RBRACE (cexp)
adamc@204	1723
adamc@243	1724 table : SYMBOL ((CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright)),
adamc@403	1725 (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright)))
adamc@403	1726 \| SYMBOL AS tname (tname, (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright)))
adamc@221	1727 \| LBRACE LBRACE eexp RBRACE RBRACE AS tname (tname, eexp)
adamc@207	1728
adamc@748	1729 table' : table (let
adamc@748	1730 val loc = s (tableleft, tableright)
adamc@748	1731 val e = (EVar (["Basis"], "sql_from_table", Infer), loc)
adamc@748	1732 val e = (ECApp (e, #1 table), loc)
adamc@748	1733 in
adamc@748	1734 (#1 table, (EApp (e, #2 table), loc))
adamc@748	1735 end)
adamc@748	1736
adamc@243	1737 tident : SYMBOL (CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@207	1738 \| CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@221	1739 \| LBRACE LBRACE cexp RBRACE RBRACE (cexp)
adamc@207	1740
adamc@207	1741 fident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@207	1742 \| LBRACE cexp RBRACE (cexp)
adamc@207	1743
adamc@207	1744 seli : tident DOT fident (Field (tident, fident))
adamc@1194	1745 \| sqlexp (Exp (NONE, sqlexp))
adamc@1194	1746 \| sqlexp AS fident (Exp (SOME fident, sqlexp))
adamc@341	1747 \| tident DOT LBRACE LBRACE cexp RBRACE RBRACE (Fields (tident, cexp))
adamc@207	1748
adamc@207	1749 selis : seli ([seli])
adamc@207	1750 \| seli COMMA selis (seli :: selis)
adamc@207	1751
adamc@207	1752 select : STAR (Star)
adamc@207	1753 \| selis (Items selis)
adamc@209	1754
adamc@403	1755 sqlexp : TRUE (sql_inject (EVar (["Basis"], "True", Infer),
adamc@209	1756 s (TRUEleft, TRUEright)))
adamc@403	1757 \| FALSE (sql_inject (EVar (["Basis"], "False", Infer),
adamc@209	1758 s (FALSEleft, FALSEright)))
adamc@209	1759
adamc@222	1760 \| INT (sql_inject (EPrim (Prim.Int INT),
adamc@222	1761 s (INTleft, INTright)))
adamc@222	1762 \| FLOAT (sql_inject (EPrim (Prim.Float FLOAT),
adamc@222	1763 s (FLOATleft, FLOATright)))
adamc@229	1764 \| STRING (sql_inject (EPrim (Prim.String STRING),
adamc@229	1765 s (STRINGleft, STRINGright)))
adamc@441	1766 \| CURRENT_TIMESTAMP (sql_nfunc ("current_timestamp",
adamc@441	1767 s (CURRENT_TIMESTAMPleft, CURRENT_TIMESTAMPright)))
adamc@222	1768
adamc@221	1769 \| tident DOT fident (let
adamc@221	1770 val loc = s (tidentleft, fidentright)
adamc@403	1771 val e = (EVar (["Basis"], "sql_field", Infer), loc)
adamc@221	1772 val e = (ECApp (e, tident), loc)
adamc@221	1773 in
adamc@221	1774 (ECApp (e, fident), loc)
adamc@221	1775 end)
adamc@234	1776 \| CSYMBOL (let
adamc@234	1777 val loc = s (CSYMBOLleft, CSYMBOLright)
adamc@310	1778 in
adamc@310	1779 if !inDml then
adamc@310	1780 let
adamc@403	1781 val e = (EVar (["Basis"], "sql_field", Infer), loc)
adamc@310	1782 val e = (ECApp (e, (CName "T", loc)), loc)
adamc@310	1783 in
adamc@310	1784 (ECApp (e, (CName CSYMBOL, loc)), loc)
adamc@310	1785 end
adamc@310	1786 else
adamc@310	1787 let
adamc@403	1788 val e = (EVar (["Basis"], "sql_exp", Infer), loc)
adamc@310	1789 in
adamc@310	1790 (ECApp (e, (CName CSYMBOL, loc)), loc)
adamc@310	1791 end
adamc@310	1792 end)
adamc@221	1793
adamc@471	1794 \| LBRACE eexp RBRACE (eexp)
adamc@470	1795
adamc@559	1796 \| sqlexp EQ sqlexp (sql_binary ("eq", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1797 \| sqlexp NE sqlexp (sql_binary ("ne", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1798 \| sqlexp LT sqlexp (sql_binary ("lt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1799 \| sqlexp LE sqlexp (sql_binary ("le", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1800 \| sqlexp GT sqlexp (sql_binary ("gt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1801 \| sqlexp GE sqlexp (sql_binary ("ge", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1802
adamc@559	1803 \| sqlexp PLUS sqlexp (sql_binary ("plus", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1804 \| sqlexp MINUS sqlexp (sql_binary ("minus", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1805 \| sqlexp STAR sqlexp (sql_binary ("times", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1806 \| sqlexp DIVIDE sqlexp (sql_binary ("div", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1807 \| sqlexp MOD sqlexp (sql_binary ("mod", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@219	1808
adamc@220	1809 \| sqlexp CAND sqlexp (sql_binary ("and", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@220	1810 \| sqlexp OR sqlexp (sql_binary ("or", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1811
adamc@220	1812 \| NOT sqlexp (sql_unary ("not", sqlexp, s (NOTleft, sqlexpright)))
adamc@559	1813 \| MINUS sqlexp (sql_unary ("neg", sqlexp, s (MINUSleft, sqlexpright)))
adamc@220	1814
adamc@470	1815 \| sqlexp IS NULL (let
adamc@470	1816 val loc = s (sqlexpleft, NULLright)
adamc@470	1817 in
adamc@470	1818 (EApp ((EVar (["Basis"], "sql_is_null", Infer), loc),
adamc@470	1819 sqlexp), loc)
adamc@470	1820 end)
adamc@470	1821
adamc@471	1822 \| LBRACE LBRACK eexp RBRACK RBRACE (sql_inject (#1 eexp,
adamc@471	1823 s (LBRACEleft, RBRACEright)))
adamc@220	1824 \| LPAREN sqlexp RPAREN (sqlexp)
adamc@210	1825
adamc@467	1826 \| NULL (sql_inject ((EVar (["Basis"], "None", Infer),
adamc@467	1827 s (NULLleft, NULLright))))
adamc@467	1828
adamc@235	1829 \| COUNT LPAREN STAR RPAREN (let
adamc@235	1830 val loc = s (COUNTleft, RPARENright)
adamc@235	1831 in
adamc@544	1832 (EVar (["Basis"], "sql_count", Infer), loc)
adamc@235	1833 end)
adamc@1187	1834 \| COUNT LPAREN sqlexp RPAREN (let
adamc@1187	1835 val loc = s (COUNTleft, RPARENright)
adamc@1187	1836
adamc@1187	1837 val e = (EVar (["Basis"], "sql_count_col", Infer), loc)
adamc@1187	1838 val e = (EApp ((EVar (["Basis"], "sql_aggregate", Infer), loc),
adamc@1187	1839 e), loc)
adamc@1187	1840 in
adamc@1187	1841 (EApp (e, sqlexp), loc)
adamc@1187	1842 end)
adamc@236	1843 \| sqlagg LPAREN sqlexp RPAREN (let
adamc@236	1844 val loc = s (sqlaggleft, RPARENright)
adamc@236	1845
adamc@403	1846 val e = (EVar (["Basis"], "sql_" ^ sqlagg, Infer), loc)
adamc@403	1847 val e = (EApp ((EVar (["Basis"], "sql_aggregate", Infer), loc),
adamc@236	1848 e), loc)
adamc@236	1849 in
adamc@236	1850 (EApp (e, sqlexp), loc)
adamc@236	1851 end)
adamc@746	1852 \| fname LPAREN sqlexp RPAREN (let
adamc@746	1853 val loc = s (fnameleft, RPARENright)
adamc@746	1854
adamc@746	1855 val e = (EVar (["Basis"], "sql_ufunc", Infer), loc)
adamc@746	1856 val e = (EApp (e, fname), loc)
adamc@746	1857 in
adamc@746	1858 (EApp (e, sqlexp), loc)
adamc@746	1859 end)
adamc@1191	1860 \| LPAREN query RPAREN (let
adamc@1191	1861 val loc = s (LPARENleft, RPARENright)
adamc@1191	1862
adamc@1191	1863 val e = (EVar (["Basis"], "sql_subquery", Infer), loc)
adamc@1191	1864 in
adamc@1191	1865 (EApp (e, query), loc)
adamc@1191	1866 end)
adamc@746	1867
adamc@746	1868 fname : SYMBOL (EVar (["Basis"], "sql_" ^ SYMBOL, Infer), s (SYMBOLleft, SYMBOLright))
adamc@746	1869 \| LBRACE eexp RBRACE (eexp)
adamc@235	1870
adamc@403	1871 wopt : (sql_inject (EVar (["Basis"], "True", Infer),
adamc@230	1872 dummy))
adamc@209	1873 \| CWHERE sqlexp (sqlexp)
adamc@226	1874
adamc@226	1875 groupi : tident DOT fident (GField (tident, fident))
adam@1425	1876 \| tident DOT LBRACE LBRACE cexp RBRACE RBRACE (GFields (tident, cexp))
adamc@226	1877
adamc@226	1878 groupis: groupi ([groupi])
adamc@226	1879 \| groupi COMMA groupis (groupi :: groupis)
adamc@226	1880
adamc@226	1881 gopt : (NONE)
adamc@226	1882 \| GROUP BY groupis (SOME groupis)
adamc@227	1883
adamc@403	1884 hopt : (sql_inject (EVar (["Basis"], "True", Infer),
adamc@230	1885 dummy))
adamc@227	1886 \| HAVING sqlexp (sqlexp)
adamc@230	1887
adamc@403	1888 obopt : (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), dummy),
adamc@234	1889 (CWild (KRecord (KType, dummy), dummy), dummy)),
adamc@230	1890 dummy)
adamc@230	1891 \| ORDER BY obexps (obexps)
adamc@230	1892
adamc@268	1893 obitem : sqlexp diropt (sqlexp, diropt)
adamc@268	1894
adamc@268	1895 obexps : obitem (let
adamc@268	1896 val loc = s (obitemleft, obitemright)
adamc@230	1897
adamc@403	1898 val e' = (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), loc),
adamc@234	1899 (CWild (KRecord (KType, loc), loc), loc)),
adamc@230	1900 loc)
adamc@403	1901 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons", Infer), loc),
adamc@268	1902 #1 obitem), loc)
adamc@268	1903 val e = (EApp (e, #2 obitem), loc)
adamc@230	1904 in
adamc@230	1905 (EApp (e, e'), loc)
adamc@230	1906 end)
adamc@268	1907 \| obitem COMMA obexps (let
adamc@268	1908 val loc = s (obitemleft, obexpsright)
adamc@230	1909
adamc@403	1910 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons", Infer), loc),
adamc@268	1911 #1 obitem), loc)
adamc@268	1912 val e = (EApp (e, #2 obitem), loc)
adamc@230	1913 in
adamc@230	1914 (EApp (e, obexps), loc)
adamc@230	1915 end)
adamc@231	1916
adamc@403	1917 diropt : (EVar (["Basis"], "sql_asc", Infer), dummy)
adamc@403	1918 \| ASC (EVar (["Basis"], "sql_asc", Infer), s (ASCleft, ASCright))
adamc@403	1919 \| DESC (EVar (["Basis"], "sql_desc", Infer), s (DESCleft, DESCright))
adamc@268	1920
adamc@403	1921 lopt : (EVar (["Basis"], "sql_no_limit", Infer), dummy)
adamc@403	1922 \| LIMIT ALL (EVar (["Basis"], "sql_no_limit", Infer), dummy)
adamc@231	1923 \| LIMIT sqlint (let
adamc@231	1924 val loc = s (LIMITleft, sqlintright)
adamc@231	1925 in
adamc@403	1926 (EApp ((EVar (["Basis"], "sql_limit", Infer), loc), sqlint), loc)
adamc@231	1927 end)
adamc@231	1928
adamc@403	1929 ofopt : (EVar (["Basis"], "sql_no_offset", Infer), dummy)
adamc@232	1930 \| OFFSET sqlint (let
adamc@232	1931 val loc = s (OFFSETleft, sqlintright)
adamc@232	1932 in
adamc@403	1933 (EApp ((EVar (["Basis"], "sql_offset", Infer), loc), sqlint), loc)
adamc@232	1934 end)
adamc@232	1935
adamc@231	1936 sqlint : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@231	1937 \| LBRACE eexp RBRACE (eexp)
adamc@236	1938
adamc@236	1939 sqlagg : AVG ("avg")
adamc@236	1940 \| SUM ("sum")
adamc@236	1941 \| MIN ("min")
adamc@236	1942 \| MAX ("max")

Mercurial > urweb

annotate src/urweb.grm @ 1425:139d019c7237