Ur/Web: src/urweb.grm annotate

annotate src/urweb.grm @ 1943:3ecd0b6360eb

Change where a transaction is marked finished, to avoid forgetting to rollback a failed transaction

author	Adam Chlipala <adam@chlipala.net>
date	Fri, 27 Dec 2013 12:30:44 -0500
parents	d6b0ee53dc93
children	c3b03d099e04

rev	line source
adam@1751	1 (* Copyright (c) 2008-2012, 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
adam@1840	38 fun makeAttr s =
adam@1840	39 case s of
adam@1840	40 "type" => "Typ"
adam@1840	41 \| "name" => "Nam"
adam@1840	42 \| _ => capitalize (String.translate (fn ch => if ch = #"-" then "_" else str ch) s)
adam@1840	43
adamc@203	44 fun entable t =
adamc@203	45 case #1 t of
adamc@203	46 TRecord c => c
adamc@203	47 \| _ => t
adamc@203	48
adamc@207	49 datatype select_item =
adamc@207	50 Field of con * con
adamc@1194	51 \| Exp of con option * exp
adamc@341	52 \| Fields of con * con
adam@1627	53 \| StarFields of con
adamc@207	54
adamc@207	55 datatype select =
adamc@207	56 Star
adamc@207	57 \| Items of select_item list
adamc@207	58
adamc@226	59 datatype group_item =
adamc@226	60 GField of con * con
adam@1425	61 \| GFields of con * con
adamc@226	62
adamc@207	63 fun eqTnames ((c1, _), (c2, _)) =
adamc@207	64 case (c1, c2) of
adamc@207	65 (CVar (ms1, x1), CVar (ms2, x2)) => ms1 = ms2 andalso x1 = x2
adamc@207	66 \| (CName x1, CName x2) => x1 = x2
adamc@207	67 \| _ => false
adamc@207	68
adam@1424	69 fun nameString (c, _) =
adam@1424	70 case c of
adam@1424	71 CName s => s
adam@1424	72 \| CVar (_, x) => x
adam@1424	73 \| _ => "?"
adam@1424	74
adam@1627	75 datatype tableMode =
adam@1627	76 Unknown
adam@1627	77 \| Everything
adam@1627	78 \| Selective of con
adam@1627	79
adamc@1194	80 fun amend_select loc (si, (count, tabs, exps)) =
adamc@233	81 case si of
adamc@233	82 Field (tx, fx) =>
adamc@233	83 let
adamc@233	84 val c = (CRecord ([(fx, (CWild (KType, loc), loc))]), loc)
adamc@207	85
adamc@233	86 val (tabs, found) = ListUtil.foldlMap (fn ((tx', c'), found) =>
adamc@233	87 if eqTnames (tx, tx') then
adam@1627	88 case c' of
adam@1627	89 Everything =>
adam@1627	90 (ErrorMsg.errorAt loc
adam@1627	91 "Mixing specific-field and '*' selection of fields from same table";
adam@1627	92 ((tx', c'), found))
adam@1627	93 \| Unknown =>
adam@1627	94 ((tx', Selective c), true)
adam@1627	95 \| Selective c' =>
adam@1627	96 ((tx', Selective (CConcat (c, c'), loc)), true)
adamc@233	97 else
adamc@233	98 ((tx', c'), found))
adamc@233	99 false tabs
adamc@233	100 in
adamc@233	101 if found then
adamc@233	102 ()
adamc@233	103 else
adam@1424	104 ErrorMsg.errorAt loc ("Select of field " ^ nameString fx ^ " from unbound table " ^ nameString tx);
adamc@233	105
adamc@1194	106 (count, tabs, exps)
adamc@233	107 end
adamc@341	108 \| Fields (tx, fs) =>
adamc@341	109 let
adamc@341	110 val (tabs, found) = ListUtil.foldlMap (fn ((tx', c'), found) =>
adamc@341	111 if eqTnames (tx, tx') then
adam@1627	112 case c' of
adam@1627	113 Everything =>
adam@1627	114 (ErrorMsg.errorAt loc
adam@1627	115 "Mixing specific-field and '*' selection of fields from same table";
adam@1627	116 ((tx', c'), found))
adam@1627	117 \| Selective c' =>
adam@1627	118 ((tx', Selective (CConcat (fs, c'), loc)), true)
adam@1627	119 \| Unknown =>
adam@1627	120 ((tx', Selective fs), true)
adamc@341	121 else
adamc@341	122 ((tx', c'), found))
adamc@341	123 false tabs
adamc@341	124 in
adamc@341	125 if found then
adamc@341	126 ()
adamc@341	127 else
adamc@341	128 ErrorMsg.errorAt loc "Select of field from unbound table";
adamc@341	129
adamc@1194	130 (count, tabs, exps)
adamc@341	131 end
adam@1627	132 \| StarFields tx =>
adam@1627	133 if List.exists (fn (tx', c') => eqTnames (tx, tx') andalso case c' of
adam@1627	134 Unknown => false
adam@1627	135 \| _ => true) tabs then
adam@1627	136 (ErrorMsg.errorAt loc "Selection with '*' from table already mentioned in same SELECT clause";
adam@1627	137 (count, tabs, exps))
adam@1627	138 else if List.all (fn (tx', c') => not (eqTnames (tx, tx'))) tabs then
adam@1627	139 (ErrorMsg.errorAt loc "Select of all fields from unbound table";
adam@1627	140 (count, tabs, exps))
adam@1627	141 else
adam@1627	142 (count, map (fn (tx', c') => (tx', if eqTnames (tx, tx') then Everything else c')) tabs, exps)
adamc@1194	143 \| Exp (SOME c, e) => (count, tabs, (c, e) :: exps)
adamc@1194	144 \| Exp (NONE, e) => (count+1, tabs, ((CName (Int.toString count), loc), e) :: exps)
adamc@207	145
adamc@226	146 fun amend_group loc (gi, tabs) =
adamc@226	147 let
adamc@226	148 val (tx, c) = case gi of
adamc@226	149 GField (tx, fx) => (tx, (CRecord ([(fx, (CWild (KType, loc), loc))]), loc))
adam@1425	150 \| GFields (tx, fxs) => (tx, fxs)
adamc@226	151
adamc@226	152 val (tabs, found) = ListUtil.foldlMap (fn ((tx', c'), found) =>
adamc@226	153 if eqTnames (tx, tx') then
adamc@226	154 ((tx', (CConcat (c, c'), loc)), true)
adamc@226	155 else
adamc@226	156 ((tx', c'), found))
adam@1425	157 false tabs
adamc@226	158 in
adamc@226	159 if found then
adamc@226	160 ()
adamc@226	161 else
adamc@226	162 ErrorMsg.errorAt loc "Select of field from unbound table";
adamc@226	163
adamc@226	164 tabs
adamc@226	165 end
adamc@226	166
adamc@403	167 fun sql_inject (v, loc) =
adamc@403	168 (EApp ((EVar (["Basis"], "sql_inject", Infer), loc), (v, loc)), loc)
adamc@209	169
adamc@220	170 fun sql_binary (oper, sqlexp1, sqlexp2, loc) =
adamc@220	171 let
adamc@403	172 val e = (EVar (["Basis"], "sql_binary", Infer), loc)
adamc@403	173 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@220	174 val e = (EApp (e, sqlexp1), loc)
adamc@220	175 in
adamc@220	176 (EApp (e, sqlexp2), loc)
adamc@220	177 end
adamc@220	178
adamc@220	179 fun sql_unary (oper, sqlexp, loc) =
adamc@220	180 let
adamc@403	181 val e = (EVar (["Basis"], "sql_unary", Infer), loc)
adamc@403	182 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@220	183 in
adamc@220	184 (EApp (e, sqlexp), loc)
adamc@219	185 end
adamc@219	186
adam@1427	187 fun sql_relop (oper, all, sqlexp1, sqlexp2, loc) =
adamc@229	188 let
adamc@403	189 val e = (EVar (["Basis"], "sql_relop", Infer), loc)
adamc@403	190 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adam@1427	191 val e = (EApp (e, (EVar (["Basis"], if all then "True" else "False", Infer), loc)), loc)
adamc@229	192 val e = (EApp (e, sqlexp1), loc)
adamc@229	193 in
adamc@229	194 (EApp (e, sqlexp2), loc)
adamc@229	195 end
adamc@229	196
adamc@441	197 fun sql_nfunc (oper, loc) =
adamc@441	198 let
adamc@441	199 val e = (EVar (["Basis"], "sql_nfunc", Infer), loc)
adamc@441	200 in
adamc@441	201 (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@441	202 end
adamc@441	203
adamc@389	204 fun native_unop (oper, e1, loc) =
adamc@389	205 let
adamc@403	206 val e = (EVar (["Basis"], oper, Infer), loc)
adamc@389	207 in
adamc@389	208 (EApp (e, e1), loc)
adamc@389	209 end
adamc@389	210
adamc@256	211 fun native_op (oper, e1, e2, loc) =
adamc@256	212 let
adamc@403	213 val e = (EVar (["Basis"], oper, Infer), loc)
adamc@256	214 val e = (EApp (e, e1), loc)
adamc@256	215 in
adamc@256	216 (EApp (e, e2), loc)
adamc@256	217 end
adamc@256	218
adamc@310	219 val inDml = ref false
adamc@310	220
adamc@325	221 fun tagIn bt =
adamc@325	222 case bt of
adamc@325	223 "table" => "tabl"
adamc@325	224 \| _ => bt
adamc@325	225
adamc@709	226 datatype prop_kind = Delete \| Update
adamc@709	227
adam@1751	228 datatype attr = Class of exp \| DynClass of exp \| Style of exp \| DynStyle of exp \| Normal of con * exp
adamc@721	229
adamc@822	230 fun patType loc (p : pat) =
adamc@822	231 case #1 p of
adamc@822	232 PAnnot (_, t) => t
adamc@822	233 \| _ => (CWild (KType, loc), loc)
adamc@822	234
adamc@1265	235 fun tnamesOf (e, _) =
adamc@1265	236 case e of
adamc@1265	237 EApp (e1, e2) => tnamesOf e1 @ tnamesOf e2
adamc@1265	238 \| ECApp (e, c as (CName _, _)) =>
adamc@1265	239 let
adamc@1265	240 fun isFt (e, _) =
adamc@1265	241 case e of
adamc@1265	242 EVar (["Basis"], "sql_from_table", _) => true
adamc@1265	243 \| EVar ([], "sql_from_table", _) => true
adamc@1265	244 \| ECApp (e, _) => isFt e
adamc@1265	245 \| EApp (e, _) => isFt e
adamc@1265	246 \| EDisjointApp e => isFt e
adamc@1265	247 \| _ => false
adamc@1265	248 in
adamc@1265	249 (if isFt e then [c] else []) @ tnamesOf e
adamc@1265	250 end
adamc@1265	251 \| ECApp (e, _) => tnamesOf e
adamc@1265	252 \| EDisjointApp e => tnamesOf e
adamc@1265	253 \| _ => []
adamc@1265	254
adam@1761	255 fun classOut (s, pos) =
adam@1761	256 let
adam@1761	257 val s = case s of
adam@1761	258 "table" => "tabl"
adam@1761	259 \| _ => s
adam@1761	260 in
adam@1761	261 (EVar ([], String.translate (fn #"-" => "_" \| ch => str ch) s, Infer), pos)
adam@1761	262 end
adam@1749	263
adam@1749	264 fun parseClass s pos =
adam@1749	265 case String.tokens Char.isSpace s of
adam@1749	266 [] => (EVar (["Basis"], "null", Infer), pos)
adam@1749	267 \| class :: classes =>
adam@1749	268 foldl (fn (s, e) => (EApp ((EApp ((EVar (["Basis"], "classes", Infer), pos), e), pos), classOut (s, pos)), pos))
adam@1749	269 (classOut (class, pos)) classes
adam@1749	270
adam@1750	271 fun parseValue s pos =
adam@1750	272 if String.isPrefix "url(" s andalso String.isSuffix ")" s then
adam@1750	273 let
adam@1750	274 val s = String.substring (s, 4, size s - 5)
adam@1750	275
adam@1750	276 val s = if size s >= 2
adam@1750	277 andalso ((String.isPrefix "\"" s andalso String.isSuffix "\"" s)
adam@1750	278 orelse (String.isPrefix "'" s andalso String.isSuffix "'" s)) then
adam@1750	279 String.substring (s, 1, size s - 2)
adam@1750	280 else
adam@1750	281 s
adam@1750	282 in
adam@1750	283 (EApp ((EVar (["Basis"], "css_url", Infer), pos),
adam@1750	284 (EApp ((EVar (["Basis"], "bless", Infer), pos),
adam@1750	285 (EPrim (Prim.String s), pos)), pos)), pos)
adam@1750	286 end
adam@1750	287 else
adam@1750	288 (EApp ((EVar (["Basis"], "atom", Infer), pos),
adam@1750	289 (EPrim (Prim.String s), pos)), pos)
adam@1750	290
adam@1750	291 fun parseProperty s pos =
adam@1750	292 let
adam@1750	293 val (befor, after) = Substring.splitl (fn ch => ch <> #":") (Substring.full s)
adam@1750	294 in
adam@1750	295 if Substring.isEmpty after then
adam@1750	296 (ErrorMsg.errorAt pos ("Invalid CSS property syntax: " ^ s);
adam@1750	297 (EPrim (Prim.String ""), pos))
adam@1750	298 else
adam@1750	299 foldl (fn (value, e) => (EApp ((EApp ((EVar (["Basis"], "value", Infer), pos), e), pos), parseValue value pos), pos))
adam@1750	300 (EApp ((EVar (["Basis"], "property", Infer), pos),
adam@1750	301 (EPrim (Prim.String (Substring.string (#2 (Substring.splitl Char.isSpace befor)))), pos)), pos)
adam@1750	302 (String.tokens Char.isSpace (Substring.string (Substring.slice (after, 1, NONE))))
adam@1750	303 end
adam@1750	304
adam@1750	305 fun parseStyle s pos =
adam@1750	306 case String.tokens (fn ch => ch = #";") s of
adam@1750	307 [] => (EVar (["Basis"], "noStyle", Infer), pos)
adam@1750	308 \| props =>
adam@1750	309 foldl (fn (s, e) => (EApp ((EApp ((EVar (["Basis"], "oneProperty", Infer), pos), e), pos), parseProperty s pos), pos))
adam@1750	310 (EVar (["Basis"], "noStyle", Infer), pos) props
adam@1750	311
adam@1777	312 fun applyWindow loc e window =
adam@1777	313 let
adam@1777	314 val (pb, ob) = getOpt (window, ((EVar (["Basis"], "sql_no_partition", Infer), dummy),
adam@1777	315 (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), dummy),
adam@1777	316 (CWild (KRecord (KType, dummy), dummy), dummy)),
adam@1777	317 dummy)))
adam@1778	318 val e' = (EVar (["Basis"], "sql_window_function", Infer), loc)
adam@1777	319 val e' = (EApp (e', e), loc)
adam@1777	320 val e' = (EApp (e', pb), loc)
adam@1777	321 in
adam@1777	322 (EApp (e', ob), loc)
adam@1777	323 end
adam@1777	324
adamc@1	325 %%
adamc@244	326 %header (functor UrwebLrValsFn(structure Token : TOKEN))
adamc@1	327
adamc@1	328 %term
adamc@1	329 EOF
adamc@821	330 \| STRING of string \| INT of Int64.int \| FLOAT of Real64.real \| CHAR of char
adamc@1	331 \| SYMBOL of string \| CSYMBOL of string
adamc@1	332 \| LPAREN \| RPAREN \| LBRACK \| RBRACK \| LBRACE \| RBRACE
adam@1306	333 \| EQ \| COMMA \| COLON \| DCOLON \| DCOLONWILD \| TCOLON \| TCOLONWILD \| DOT \| HASH \| UNDER \| UNDERUNDER \| BAR
adamc@403	334 \| PLUS \| MINUS \| DIVIDE \| DOTDOTDOT \| MOD \| AT
adamc@623	335 \| CON \| LTYPE \| VAL \| REC \| AND \| FUN \| MAP \| UNIT \| KUNIT \| CLASS
adamc@156	336 \| DATATYPE \| OF
adamc@7	337 \| TYPE \| NAME
adamc@629	338 \| ARROW \| LARROW \| DARROW \| STAR \| SEMI \| KARROW \| DKARROW \| BANG
adamc@674	339 \| FN \| PLUSPLUS \| MINUSMINUS \| MINUSMINUSMINUS \| DOLLAR \| TWIDDLE \| CARET
adamc@446	340 \| LET \| IN
adam@1732	341 \| STRUCTURE \| SIGNATURE \| STRUCT \| SIG \| END \| FUNCTOR \| WHERE \| SQL \| SELECT1
adamc@754	342 \| INCLUDE \| OPEN \| CONSTRAINT \| CONSTRAINTS \| EXPORT \| TABLE \| SEQUENCE \| VIEW
adamc@1199	343 \| COOKIE \| STYLE \| TASK \| POLICY
adamc@842	344 \| CASE \| IF \| THEN \| ELSE \| ANDALSO \| ORELSE
adamc@1	345
adamc@360	346 \| XML_BEGIN of string \| XML_END \| XML_BEGIN_END of string
adamc@91	347 \| NOTAGS of string
adamc@91	348 \| BEGIN_TAG of string \| END_TAG of string
adamc@91	349
adamc@993	350 \| SELECT \| DISTINCT \| FROM \| AS \| CWHERE \| GROUP \| ORDER \| BY \| HAVING
adamc@229	351 \| UNION \| INTERSECT \| EXCEPT
adamc@232	352 \| LIMIT \| OFFSET \| ALL
adamc@220	353 \| TRUE \| FALSE \| CAND \| OR \| NOT
adam@1778	354 \| COUNT \| AVG \| SUM \| MIN \| MAX \| RANK \| PARTITION \| OVER
adam@1682	355 \| ASC \| DESC \| RANDOM
kkallio@1607	356 \| INSERT \| INTO \| VALUES \| UPDATE \| SET \| DELETE \| NULL \| IS \| COALESCE \| LIKE
adamc@441	357 \| CURRENT_TIMESTAMP
adamc@219	358 \| NE \| LT \| LE \| GT \| GE
adamc@714	359 \| CCONSTRAINT \| UNIQUE \| CHECK \| PRIMARY \| FOREIGN \| KEY \| ON \| NO \| ACTION \| RESTRICT \| CASCADE \| REFERENCES
adamc@751	360 \| JOIN \| INNER \| CROSS \| OUTER \| LEFT \| RIGHT \| FULL
kkallio@1572	361 \| CIF \| CTHEN \| CELSE
adamc@204	362
adamc@30	363 %nonterm
adamc@1	364 file of decl list
adamc@1	365 \| decls of decl list
adamc@325	366 \| decl of decl list
adamc@123	367 \| vali of string * con option * exp
adamc@123	368 \| valis of (string * con option * exp) list
adamc@242	369 \| copt of con option
adamc@1	370
adamc@191	371 \| dargs of string list
adamc@156	372 \| barOpt of unit
adamc@156	373 \| dcons of (string * con option) list
adamc@805	374 \| dtype of string * string list * (string * con option) list
adamc@805	375 \| dtypes of (string * string list * (string * con option) list) list
adamc@156	376 \| dcon of string * con option
adamc@156	377
adamc@707	378 \| pkopt of exp
adam@1722	379 \| pk of exp
adamc@707	380 \| commaOpt of unit
adamc@707	381
adamc@704	382 \| cst of exp
adamc@704	383 \| csts of exp
adamc@704	384 \| cstopt of exp
adamc@704	385
adamc@1001	386 \| ckl of (string * kind option) list
adamc@1001	387
adamc@709	388 \| pmode of prop_kind * exp
adamc@709	389 \| pkind of prop_kind
adamc@709	390 \| prule of exp
adamc@709	391 \| pmodes of (prop_kind * exp) list
adamc@709	392
adamc@30	393 \| sgn of sgn
adamc@42	394 \| sgntm of sgn
adamc@30	395 \| sgi of sgn_item
adamc@30	396 \| sgis of sgn_item list
adamc@30	397
adamc@30	398 \| str of str
adamc@30	399
adamc@1	400 \| kind of kind
adamc@207	401 \| ktuple of kind list
adamc@1	402 \| kcolon of explicitness
adamc@240	403 \| kopt of kind option
adamc@1	404
adamc@34	405 \| path of string list * string
adamc@156	406 \| cpath of string list * string
adamc@34	407 \| spath of str
adamc@59	408 \| mpath of string list
adamc@34	409
adamc@1	410 \| cexp of con
adam@1577	411 \| cexpO of con option
adamc@1	412 \| capps of con
adamc@1	413 \| cterm of con
adamc@195	414 \| ctuple of con list
adamc@207	415 \| ctuplev of con list
adamc@1	416 \| ident of con
adamc@200	417 \| idents of con list
adamc@1	418 \| rcon of (con * con) list
adamc@83	419 \| rconn of (con * con) list
adamc@1	420 \| rcone of (con * con) list
adamc@239	421 \| cargs of con * kind -> con * kind
adamc@239	422 \| cargl of con * kind -> con * kind
adamc@240	423 \| cargl2 of con * kind -> con * kind
adamc@239	424 \| carg of con * kind -> con * kind
adamc@239	425 \| cargp of con * kind -> con * kind
adamc@1	426
adamc@8	427 \| eexp of exp
adamc@8	428 \| eapps of exp
adamc@8	429 \| eterm of exp
adamc@195	430 \| etuple of exp list
adamc@12	431 \| rexp of (con * exp) list
adamc@91	432 \| xml of exp
adamc@91	433 \| xmlOne of exp
adamc@1045	434 \| xmlOpt of exp
adam@1643	435 \| tag of (string * exp) * exp option * exp option * exp
adamc@141	436 \| tagHead of string * exp
adamc@434	437 \| bind of string * con option * exp
adamc@446	438 \| edecl of edecl
adamc@446	439 \| edecls of edecl list
adamc@8	440
adamc@241	441 \| earg of exp * con -> exp * con
adamc@241	442 \| eargp of exp * con -> exp * con
adamc@822	443 \| earga of exp * con -> exp * con
adamc@241	444 \| eargs of exp * con -> exp * con
adamc@241	445 \| eargl of exp * con -> exp * con
adamc@242	446 \| eargl2 of exp * con -> exp * con
adamc@241	447
adamc@170	448 \| branch of pat * exp
adamc@170	449 \| branchs of (pat * exp) list
adamc@170	450 \| pat of pat
adamc@822	451 \| patS of pat
adamc@170	452 \| pterm of pat
adamc@174	453 \| rpat of (string * pat) list * bool
adamc@195	454 \| ptuple of pat list
adamc@170	455
adam@1751	456 \| attrs of exp option * exp option * exp option * exp option * (con * exp) list
adamc@721	457 \| attr of attr
adamc@104	458 \| attrv of exp
adamc@104	459
adamc@204	460 \| query of exp
adamc@226	461 \| query1 of exp
adamc@993	462 \| dopt of exp
adamc@748	463 \| tables of con list * exp
adamc@749	464 \| fitem of con list * exp
adamc@204	465 \| tname of con
adamc@705	466 \| tnameW of con * con
adamc@705	467 \| tnames of (con * con) * (con * con) list
adamc@705	468 \| tnames' of (con * con) * (con * con) list
adamc@204	469 \| table of con * exp
adamc@748	470 \| table' of con * exp
adamc@207	471 \| tident of con
adamc@207	472 \| fident of con
adamc@207	473 \| seli of select_item
adamc@207	474 \| selis of select_item list
adamc@207	475 \| select of select
adamc@209	476 \| sqlexp of exp
adam@1777	477 \| window of (exp * exp) option
adam@1777	478 \| pbopt of exp
adamc@209	479 \| wopt of exp
adamc@226	480 \| groupi of group_item
adamc@226	481 \| groupis of group_item list
adamc@226	482 \| gopt of group_item list option
adamc@227	483 \| hopt of exp
adamc@230	484 \| obopt of exp
adamc@268	485 \| obitem of exp * exp
adamc@230	486 \| obexps of exp
adam@1682	487 \| popt of unit
adamc@268	488 \| diropt of exp
adamc@231	489 \| lopt of exp
adamc@232	490 \| ofopt of exp
adamc@231	491 \| sqlint of exp
adamc@236	492 \| sqlagg of string
adamc@746	493 \| fname of exp
adamc@207	494
adamc@302	495 \| texp of exp
adamc@302	496 \| fields of con list
adamc@302	497 \| sqlexps of exp list
adamc@303	498 \| fsets of (con * exp) list
adamc@310	499 \| enterDml of unit
adamc@310	500 \| leaveDml of unit
adamc@302	501
adamc@204	502
adamc@1	503 %verbose (* print summary of errors *)
adamc@1	504 %pos int (* positions *)
adamc@1	505 %start file
adamc@1	506 %pure
adamc@1	507 %eop EOF
adamc@1	508 %noshift EOF
adamc@1	509
adamc@244	510 %name Urweb
adamc@1	511
adamc@623	512 %right KARROW
adamc@623	513 %nonassoc DKARROW
adamc@243	514 %right SEMI
adamc@243	515 %nonassoc LARROW
adamc@195	516 %nonassoc IF THEN ELSE
adamc@843	517 %nonassoc DARROW
adamc@842	518 %left ANDALSO
adamc@842	519 %left ORELSE
adamc@1	520 %nonassoc COLON
adam@1306	521 %nonassoc DCOLON TCOLON DCOLONWILD TCOLONWILD
adam@1427	522 %left UNION INTERSECT EXCEPT ALL
adamc@1	523 %right COMMA
adamc@751	524 %right JOIN INNER CROSS OUTER LEFT RIGHT FULL
adamc@220	525 %right OR
adamc@220	526 %right CAND
adamc@470	527 %nonassoc EQ NE LT LE GT GE IS
adamc@243	528 %right ARROW
adamc@837	529 %right CARET PLUSPLUS
adamc@837	530 %left MINUSMINUS MINUSMINUSMINUS
adamc@389	531 %left PLUS MINUS
adamc@389	532 %left STAR DIVIDE MOD
adamc@220	533 %left NOT
adamc@84	534 %nonassoc TWIDDLE
adamc@1	535 %nonassoc DOLLAR
adamc@1	536 %left DOT
adamc@221	537 %nonassoc LBRACE RBRACE
adamc@1	538
adamc@1	539 %%
adamc@1	540
adamc@1	541 file : decls (decls)
adamc@54	542 \| SIG sgis ([(DSgn ("?", (SgnConst sgis, s (SIGleft, sgisright))),
adamc@54	543 s (SIGleft, sgisright))])
adamc@1	544
adamc@1	545 decls : ([])
adamc@325	546 \| decl decls (decl @ decls)
adamc@1	547
adamc@240	548 decl : CON SYMBOL cargl2 kopt EQ cexp (let
adamc@240	549 val loc = s (CONleft, cexpright)
adamc@240	550
adamc@240	551 val k = Option.getOpt (kopt, (KWild, loc))
adamc@240	552 val (c, k) = cargl2 (cexp, k)
adamc@240	553 in
adamc@325	554 [(DCon (SYMBOL, SOME k, c), loc)]
adamc@240	555 end)
adam@1654	556 \| LTYPE SYMBOL cargl2 EQ cexp (let
adam@1654	557 val loc = s (LTYPEleft, cexpright)
adam@1654	558
adam@1654	559 val k = (KWild, loc)
adam@1654	560 val (c, k) = cargl2 (cexp, k)
adam@1654	561 in
adam@1654	562 [(DCon (SYMBOL, SOME k, c), loc)]
adam@1654	563 end)
adamc@805	564 \| DATATYPE dtypes ([(DDatatype dtypes, s (DATATYPEleft, dtypesright))])
adamc@191	565 \| DATATYPE SYMBOL dargs EQ DATATYPE CSYMBOL DOT path
adamc@191	566 (case dargs of
adamc@325	567 [] => [(DDatatypeImp (SYMBOL, CSYMBOL :: #1 path, #2 path), s (DATATYPEleft, pathright))]
adamc@191	568 \| _ => raise Fail "Arguments specified for imported datatype")
adamc@325	569 \| VAL vali ([(DVal vali, s (VALleft, valiright))])
adamc@325	570 \| VAL REC valis ([(DValRec valis, s (VALleft, valisright))])
adamc@325	571 \| FUN valis ([(DValRec valis, s (FUNleft, valisright))])
adamc@1	572
adamc@325	573 \| SIGNATURE CSYMBOL EQ sgn ([(DSgn (CSYMBOL, sgn), s (SIGNATUREleft, sgnright))])
adam@1868	574 \| STRUCTURE CSYMBOL EQ str ([(DStr (CSYMBOL, NONE, NONE, str, false), s (STRUCTUREleft, strright))])
adam@1868	575 \| STRUCTURE CSYMBOL COLON sgn EQ str ([(DStr (CSYMBOL, SOME sgn, NONE, str, false), s (STRUCTUREleft, strright))])
adamc@42	576 \| FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN EQ str
adam@1732	577 ([(DStr (CSYMBOL1, NONE, NONE,
adam@1868	578 (StrFun (CSYMBOL2, sgn1, NONE, str), s (FUNCTORleft, strright)), false),
adamc@325	579 s (FUNCTORleft, strright))])
adamc@42	580 \| FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN COLON sgn EQ str
adam@1732	581 ([(DStr (CSYMBOL1, NONE, NONE,
adam@1868	582 (StrFun (CSYMBOL2, sgn1, SOME sgn2, str), s (FUNCTORleft, strright)), false),
adamc@325	583 s (FUNCTORleft, strright))])
adamc@61	584 \| OPEN mpath (case mpath of
adamc@61	585 [] => raise Fail "Impossible mpath parse [1]"
adamc@325	586 \| m :: ms => [(DOpen (m, ms), s (OPENleft, mpathright))])
adamc@325	587 \| OPEN mpath LPAREN str RPAREN (let
adamc@325	588 val loc = s (OPENleft, RPARENright)
adamc@325	589
adamc@325	590 val m = case mpath of
adamc@325	591 [] => raise Fail "Impossible mpath parse [4]"
adamc@325	592 \| m :: ms =>
adamc@325	593 foldl (fn (m, str) => (StrProj (str, m), loc))
adamc@325	594 (StrVar m, loc) ms
adamc@325	595 in
adam@1868	596 [(DStr ("anon", NONE, NONE, (StrApp (m, str), loc), false), loc),
adamc@325	597 (DOpen ("anon", []), loc)]
adamc@325	598 end)
adamc@88	599 \| OPEN CONSTRAINTS mpath (case mpath of
adamc@88	600 [] => raise Fail "Impossible mpath parse [3]"
adamc@325	601 \| m :: ms => [(DOpenConstraints (m, ms), s (OPENleft, mpathright))])
adamc@325	602 \| CONSTRAINT cterm TWIDDLE cterm ([(DConstraint (cterm1, cterm2), s (CONSTRAINTleft, ctermright))])
adamc@325	603 \| EXPORT spath ([(DExport spath, s (EXPORTleft, spathright))])
adamc@707	604 \| TABLE SYMBOL COLON cterm pkopt commaOpt cstopt([(DTable (SYMBOL, entable cterm, pkopt, cstopt),
adamc@707	605 s (TABLEleft, cstoptright))])
adamc@338	606 \| SEQUENCE SYMBOL ([(DSequence SYMBOL, s (SEQUENCEleft, SYMBOLright))])
adamc@754	607 \| VIEW SYMBOL EQ query ([(DView (SYMBOL, query),
adamc@754	608 s (VIEWleft, queryright))])
adamc@754	609 \| VIEW SYMBOL EQ LBRACE eexp RBRACE ([(DView (SYMBOL, eexp),
adamc@754	610 s (VIEWleft, RBRACEright))])
adamc@459	611 \| COOKIE SYMBOL COLON cexp ([(DCookie (SYMBOL, cexp), s (COOKIEleft, cexpright))])
adamc@720	612 \| STYLE SYMBOL ([(DStyle SYMBOL, s (STYLEleft, SYMBOLright))])
adamc@1075	613 \| TASK eapps EQ eexp ([(DTask (eapps, eexp), s (TASKleft, eexpright))])
adamc@1199	614 \| POLICY eexp ([(DPolicy eexp, s (POLICYleft, eexpright))])
adamc@30	615
adamc@805	616 dtype : SYMBOL dargs EQ barOpt dcons (SYMBOL, dargs, dcons)
adamc@805	617
adamc@805	618 dtypes : dtype ([dtype])
adamc@805	619 \| dtype AND dtypes (dtype :: dtypes)
adamc@805	620
adamc@240	621 kopt : (NONE)
adamc@240	622 \| DCOLON kind (SOME kind)
adam@1302	623 \| DCOLONWILD (SOME (KWild, s (DCOLONWILDleft, DCOLONWILDright)))
adamc@240	624
adamc@191	625 dargs : ([])
adamc@191	626 \| SYMBOL dargs (SYMBOL :: dargs)
adamc@191	627
adamc@156	628 barOpt : ()
adamc@156	629 \| BAR ()
adamc@156	630
adamc@156	631 dcons : dcon ([dcon])
adamc@156	632 \| dcon BAR dcons (dcon :: dcons)
adamc@156	633
adamc@156	634 dcon : CSYMBOL (CSYMBOL, NONE)
adamc@156	635 \| CSYMBOL OF cexp (CSYMBOL, SOME cexp)
adamc@156	636
adamc@242	637 vali : SYMBOL eargl2 copt EQ eexp (let
adamc@242	638 val loc = s (SYMBOLleft, eexpright)
adamc@242	639 val t = Option.getOpt (copt, (CWild (KType, loc), loc))
adamc@242	640
adamc@242	641 val (e, t) = eargl2 (eexp, t)
adamc@242	642 in
adamc@242	643 (SYMBOL, SOME t, e)
adamc@242	644 end)
adamc@242	645
adamc@242	646 copt : (NONE)
adamc@242	647 \| COLON cexp (SOME cexp)
adamc@123	648
adamc@704	649 cstopt : (EVar (["Basis"], "no_constraint", Infer), dummy)
adamc@704	650 \| csts (csts)
adamc@704	651
adamc@704	652 csts : CCONSTRAINT tname cst (let
adamc@704	653 val loc = s (CCONSTRAINTleft, cstright)
adamc@704	654
adamc@704	655 val e = (EVar (["Basis"], "one_constraint", Infer), loc)
adamc@704	656 val e = (ECApp (e, tname), loc)
adamc@704	657 in
adamc@704	658 (EApp (e, cst), loc)
adamc@704	659 end)
adamc@704	660 \| csts COMMA csts (let
adamc@704	661 val loc = s (csts1left, csts2right)
adamc@704	662
adamc@704	663 val e = (EVar (["Basis"], "join_constraints", Infer), loc)
adamc@704	664 val e = (EApp (e, csts1), loc)
adamc@704	665 in
adamc@704	666 (EApp (e, csts2), loc)
adamc@704	667 end)
adamc@704	668 \| LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adamc@704	669
adamc@704	670 cst : UNIQUE tnames (let
adamc@704	671 val loc = s (UNIQUEleft, tnamesright)
adamc@704	672
adamc@704	673 val e = (EVar (["Basis"], "unique", Infer), loc)
adamc@705	674 val e = (ECApp (e, #1 (#1 tnames)), loc)
adamc@705	675 val e = (ECApp (e, (CRecord (#2 tnames), loc)), loc)
adamc@704	676 in
adamc@1093	677 e
adamc@704	678 end)
adamc@709	679
adamc@714	680 \| CHECK sqlexp (let
adamc@714	681 val loc = s (CHECKleft, sqlexpright)
adamc@714	682 in
adamc@714	683 (EApp ((EVar (["Basis"], "check", Infer), loc),
adamc@714	684 sqlexp), loc)
adamc@714	685 end)
adamc@714	686
adamc@709	687 \| FOREIGN KEY tnames REFERENCES texp LPAREN tnames' RPAREN pmodes
adamc@709	688 (let
adamc@709	689 val loc = s (FOREIGNleft, pmodesright)
adamc@709	690
adamc@709	691 val mat = ListPair.foldrEq
adamc@709	692 (fn ((nm1, _), (nm2, _), mat) =>
adamc@709	693 let
adamc@709	694 val e = (EVar (["Basis"], "mat_cons", Infer), loc)
adamc@709	695 val e = (ECApp (e, nm1), loc)
adamc@709	696 val e = (ECApp (e, nm2), loc)
adamc@709	697 in
adamc@709	698 (EApp (e, mat), loc)
adamc@709	699 end)
adamc@709	700 (EVar (["Basis"], "mat_nil", Infer), loc)
adamc@709	701 (#1 tnames :: #2 tnames, #1 tnames' :: #2 tnames')
adam@1401	702 handle ListPair.UnequalLengths =>
adam@1401	703 (ErrorMsg.errorAt loc ("Unequal foreign key list lengths ("
adam@1401	704 ^ Int.toString (1 + length (#2 tnames))
adam@1401	705 ^ " vs. "
adam@1401	706 ^ Int.toString (1 + length (#2 tnames'))
adam@1401	707 ^ ")");
adam@1401	708 (EVar (["Basis"], "mat_nil", Infer), loc))
adamc@709	709
adamc@709	710 fun findMode mode =
adamc@709	711 let
adamc@709	712 fun findMode' pmodes =
adamc@709	713 case pmodes of
adamc@709	714 [] => (EVar (["Basis"], "no_action", Infer), loc)
adamc@709	715 \| (mode', rule) :: pmodes' =>
adamc@709	716 if mode' = mode then
adamc@709	717 (if List.exists (fn (mode', _) => mode' = mode)
adamc@709	718 pmodes' then
adamc@709	719 ErrorMsg.errorAt loc "Duplicate propagation rule"
adamc@709	720 else
adamc@709	721 ();
adamc@709	722 rule)
adamc@709	723 else
adamc@709	724 findMode' pmodes'
adamc@709	725 in
adamc@709	726 findMode' pmodes
adamc@709	727 end
adamc@709	728
adamc@709	729 val e = (EVar (["Basis"], "foreign_key", Infer), loc)
adamc@709	730 val e = (EApp (e, mat), loc)
adamc@709	731 val e = (EApp (e, texp), loc)
adamc@709	732 in
adamc@709	733 (EApp (e, (ERecord [((CName "OnDelete", loc),
adamc@709	734 findMode Delete),
adamc@709	735 ((CName "OnUpdate", loc),
adamc@709	736 findMode Update)], loc)), loc)
adamc@709	737 end)
adamc@709	738
adamc@704	739 \| LBRACE eexp RBRACE (eexp)
adamc@704	740
adamc@704	741 tnameW : tname (let
adamc@704	742 val loc = s (tnameleft, tnameright)
adamc@704	743 in
adamc@704	744 (tname, (CWild (KType, loc), loc))
adamc@704	745 end)
adamc@704	746
adamc@705	747 tnames : tnameW (tnameW, [])
adamc@705	748 \| LPAREN tnames' RPAREN (tnames')
adamc@704	749
adamc@705	750 tnames': tnameW (tnameW, [])
adamc@705	751 \| tnameW COMMA tnames' (#1 tnames', tnameW :: #2 tnames')
adamc@704	752
adamc@709	753 pmode : ON pkind prule (pkind, prule)
adamc@709	754
adamc@709	755 pkind : DELETE (Delete)
adamc@709	756 \| UPDATE (Update)
adamc@709	757
adamc@709	758 prule : NO ACTION (EVar (["Basis"], "no_action", Infer), s (NOleft, ACTIONright))
adamc@709	759 \| RESTRICT (EVar (["Basis"], "restrict", Infer), s (RESTRICTleft, RESTRICTright))
adamc@709	760 \| CASCADE (EVar (["Basis"], "cascade", Infer), s (CASCADEleft, CASCADEright))
adamc@709	761 \| SET NULL (EVar (["Basis"], "set_null", Infer), s (SETleft, NULLright))
adamc@709	762
adamc@709	763 pmodes : ([])
adamc@709	764 \| pmode pmodes (pmode :: pmodes)
adamc@709	765
adamc@707	766 commaOpt: ()
adamc@707	767 \| COMMA ()
adamc@707	768
adam@1722	769 pk : LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adam@1722	770 \| tnames (let
adam@1722	771 val loc = s (tnamesleft, tnamesright)
adamc@707	772
adamc@1093	773 val e = (EVar (["Basis"], "primary_key", TypesOnly), loc)
adamc@707	774 val e = (ECApp (e, #1 (#1 tnames)), loc)
adamc@707	775 val e = (ECApp (e, (CRecord (#2 tnames), loc)), loc)
adamc@707	776 val e = (EDisjointApp e, loc)
adamc@707	777 val e = (EDisjointApp e, loc)
adamc@707	778
adamc@707	779 val witness = map (fn (c, _) =>
adamc@707	780 (c, (EWild, loc)))
adamc@707	781 (#1 tnames :: #2 tnames)
adamc@707	782 val witness = (ERecord witness, loc)
adamc@707	783 in
adamc@707	784 (EApp (e, witness), loc)
adamc@707	785 end)
adamc@707	786
adam@1722	787 pkopt : (EVar (["Basis"], "no_primary_key", Infer), dummy)
adam@1722	788 \| PRIMARY KEY pk (pk)
adam@1722	789
adamc@123	790 valis : vali ([vali])
adamc@123	791 \| vali AND valis (vali :: valis)
adamc@123	792
adamc@42	793 sgn : sgntm (sgntm)
adamc@40	794 \| FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@40	795 (SgnFun (CSYMBOL, sgn1, sgn2), s (FUNCTORleft, sgn2right))
adamc@30	796
adamc@42	797 sgntm : SIG sgis END (SgnConst sgis, s (SIGleft, ENDright))
adamc@59	798 \| mpath (case mpath of
adamc@61	799 [] => raise Fail "Impossible mpath parse [2]"
adamc@59	800 \| [x] => SgnVar x
adamc@59	801 \| m :: ms => SgnProj (m,
adamc@59	802 List.take (ms, length ms - 1),
adamc@59	803 List.nth (ms, length ms - 1)),
adamc@59	804 s (mpathleft, mpathright))
adam@1864	805 \| sgntm WHERE CON path EQ cexp (SgnWhere (sgntm, #1 path, #2 path, cexp), s (sgntmleft, cexpright))
adam@1864	806 \| sgntm WHERE LTYPE path EQ cexp (SgnWhere (sgntm, #1 path, #2 path, cexp), s (sgntmleft, cexpright))
adamc@42	807 \| LPAREN sgn RPAREN (sgn)
adamc@42	808
adam@1577	809 cexpO : (NONE)
adam@1577	810 \| EQ cexp (SOME cexp)
adam@1577	811
adam@1577	812 sgi : LTYPE SYMBOL ((SgiConAbs (SYMBOL, (KType, s (LTYPEleft, SYMBOLright))),
adamc@706	813 s (LTYPEleft, SYMBOLright)))
adam@1577	814 \| CON SYMBOL cargl2 kopt cexpO (let
adam@1577	815 val loc = s (CONleft, cexpOright)
adam@1574	816
adam@1574	817 val k = Option.getOpt (kopt, (KWild, loc))
adam@1574	818 in
adam@1577	819 case cexpO of
adam@1577	820 NONE => (SgiConAbs (SYMBOL, k), loc)
adam@1577	821 \| SOME cexp =>
adam@1577	822 let
adam@1577	823 val (c, k) = cargl2 (cexp, k)
adam@1577	824 in
adam@1577	825 (SgiCon (SYMBOL, SOME k, c), loc)
adam@1577	826 end
adam@1574	827 end)
adam@1654	828 \| LTYPE SYMBOL cargl2 cexpO (let
adam@1654	829 val loc = s (LTYPEleft, cexpOright)
adam@1654	830
adam@1654	831 val k = (KWild, loc)
adam@1654	832 in
adam@1654	833 case cexpO of
adam@1654	834 NONE => (SgiConAbs (SYMBOL, k), loc)
adam@1654	835 \| SOME cexp =>
adam@1654	836 let
adam@1654	837 val (c, k) = cargl2 (cexp, k)
adam@1654	838 in
adam@1654	839 (SgiCon (SYMBOL, SOME k, c), loc)
adam@1654	840 end
adam@1654	841 end)
adamc@805	842 \| DATATYPE dtypes ((SgiDatatype dtypes, s (DATATYPEleft, dtypesright)))
adamc@191	843 \| DATATYPE SYMBOL dargs EQ DATATYPE CSYMBOL DOT path
adamc@191	844 (case dargs of
adamc@191	845 [] => (SgiDatatypeImp (SYMBOL, CSYMBOL :: #1 path, #2 path), s (DATATYPEleft, pathright))
adamc@191	846 \| _ => raise Fail "Arguments specified for imported datatype")
adamc@706	847 \| VAL SYMBOL COLON cexp ((SgiVal (SYMBOL, cexp), s (VALleft, cexpright)))
adamc@30	848
adamc@706	849 \| STRUCTURE CSYMBOL COLON sgn ((SgiStr (CSYMBOL, sgn), s (STRUCTUREleft, sgnright)))
adamc@706	850 \| SIGNATURE CSYMBOL EQ sgn ((SgiSgn (CSYMBOL, sgn), s (SIGNATUREleft, sgnright)))
adamc@42	851 \| FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@706	852 ((SgiStr (CSYMBOL1,
adamc@706	853 (SgnFun (CSYMBOL2, sgn1, sgn2), s (FUNCTORleft, sgn2right))),
adamc@706	854 s (FUNCTORleft, sgn2right)))
adamc@706	855 \| INCLUDE sgn ((SgiInclude sgn, s (INCLUDEleft, sgnright)))
adamc@706	856 \| CONSTRAINT cterm TWIDDLE cterm ((SgiConstraint (cterm1, cterm2), s (CONSTRAINTleft, ctermright)))
adamc@707	857 \| TABLE SYMBOL COLON cterm pkopt commaOpt cstopt (let
adamc@707	858 val loc = s (TABLEleft, ctermright)
adamc@707	859 in
adamc@707	860 (SgiTable (SYMBOL, entable cterm, pkopt, cstopt), loc)
adamc@707	861 end)
adamc@460	862 \| SEQUENCE SYMBOL (let
adamc@460	863 val loc = s (SEQUENCEleft, SYMBOLright)
adamc@460	864 val t = (CVar (["Basis"], "sql_sequence"), loc)
adamc@460	865 in
adamc@460	866 (SgiVal (SYMBOL, t), loc)
adamc@460	867 end)
adamc@754	868 \| VIEW SYMBOL COLON cexp (let
adamc@754	869 val loc = s (VIEWleft, cexpright)
adamc@754	870 val t = (CVar (["Basis"], "sql_view"), loc)
adamc@1076	871 val t = (CApp (t, entable cexp), loc)
adamc@754	872 in
adamc@754	873 (SgiVal (SYMBOL, t), loc)
adamc@754	874 end)
adamc@563	875 \| CLASS SYMBOL (let
adamc@563	876 val loc = s (CLASSleft, SYMBOLright)
adamc@711	877 val k = (KArrow ((KType, loc), (KType, loc)), loc)
adamc@563	878 in
adamc@711	879 (SgiClassAbs (SYMBOL, k), loc)
adamc@563	880 end)
adamc@563	881 \| CLASS SYMBOL DCOLON kind (let
adamc@563	882 val loc = s (CLASSleft, kindright)
adamc@563	883 in
adamc@563	884 (SgiClassAbs (SYMBOL, kind), loc)
adamc@563	885 end)
adamc@563	886 \| CLASS SYMBOL EQ cexp (let
adamc@563	887 val loc = s (CLASSleft, cexpright)
adamc@563	888 in
adamc@563	889 (SgiClass (SYMBOL, (KWild, loc), cexp), loc)
adamc@563	890 end)
adamc@563	891 \| CLASS SYMBOL DCOLON kind EQ cexp (let
adamc@563	892 val loc = s (CLASSleft, cexpright)
adamc@563	893 in
adamc@563	894 (SgiClass (SYMBOL, kind, cexp), loc)
adamc@563	895 end)
adamc@211	896 \| CLASS SYMBOL SYMBOL EQ cexp (let
adamc@211	897 val loc = s (CLASSleft, cexpright)
adamc@563	898 val k = (KWild, loc)
adamc@211	899 val c = (CAbs (SYMBOL2, SOME k, cexp), loc)
adamc@211	900 in
adamc@563	901 (SgiClass (SYMBOL1, k, c), s (CLASSleft, cexpright))
adamc@563	902 end)
adamc@563	903 \| CLASS SYMBOL LPAREN SYMBOL DCOLON kind RPAREN EQ cexp (let
adamc@563	904 val loc = s (CLASSleft, cexpright)
adamc@563	905 val c = (CAbs (SYMBOL2, SOME kind, cexp), loc)
adamc@563	906 in
adamc@563	907 (SgiClass (SYMBOL1, kind, c), s (CLASSleft, cexpright))
adamc@211	908 end)
adamc@460	909 \| COOKIE SYMBOL COLON cexp (let
adamc@460	910 val loc = s (COOKIEleft, cexpright)
adamc@460	911 val t = (CApp ((CVar (["Basis"], "http_cookie"), loc),
adamc@460	912 entable cexp), loc)
adamc@460	913 in
adamc@460	914 (SgiVal (SYMBOL, t), loc)
adamc@460	915 end)
adamc@720	916 \| STYLE SYMBOL (let
adamc@720	917 val loc = s (STYLEleft, SYMBOLright)
adamc@720	918 val t = (CVar (["Basis"], "css_class"), loc)
adamc@718	919 in
adamc@718	920 (SgiVal (SYMBOL, t), loc)
adamc@718	921 end)
adamc@30	922
adamc@30	923 sgis : ([])
adamc@30	924 \| sgi sgis (sgi :: sgis)
adamc@30	925
adamc@30	926 str : STRUCT decls END (StrConst decls, s (STRUCTleft, ENDright))
adamc@34	927 \| spath (spath)
adamc@40	928 \| FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN DARROW str
adamc@40	929 (StrFun (CSYMBOL, sgn, NONE, str), s (FUNCTORleft, strright))
adamc@40	930 \| FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn DARROW str
adamc@40	931 (StrFun (CSYMBOL, sgn1, SOME sgn2, str), s (FUNCTORleft, strright))
adamc@44	932 \| spath LPAREN str RPAREN (StrApp (spath, str), s (spathleft, RPARENright))
adamc@34	933
adamc@34	934 spath : CSYMBOL (StrVar CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@34	935 \| spath DOT CSYMBOL (StrProj (spath, CSYMBOL), s (spathleft, CSYMBOLright))
adamc@30	936
adamc@1	937 kind : TYPE (KType, s (TYPEleft, TYPEright))
adamc@1	938 \| NAME (KName, s (NAMEleft, NAMEright))
adamc@1	939 \| LBRACE kind RBRACE (KRecord kind, s (LBRACEleft, RBRACEright))
adamc@1	940 \| kind ARROW kind (KArrow (kind1, kind2), s (kind1left, kind2right))
adamc@1	941 \| LPAREN kind RPAREN (#1 kind, s (LPARENleft, RPARENright))
adamc@82	942 \| KUNIT (KUnit, s (KUNITleft, KUNITright))
adamc@18	943 \| UNDERUNDER (KWild, s (UNDERUNDERleft, UNDERUNDERright))
adamc@207	944 \| LPAREN ktuple RPAREN (KTuple ktuple, s (LPARENleft, RPARENright))
adamc@623	945 \| CSYMBOL (KVar CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@623	946 \| CSYMBOL KARROW kind (KFun (CSYMBOL, kind), s (CSYMBOLleft, kindright))
adamc@207	947
adamc@207	948 ktuple : kind STAR kind ([kind1, kind2])
adamc@207	949 \| kind STAR ktuple (kind :: ktuple)
adamc@1	950
adamc@1	951 capps : cterm (cterm)
adamc@1	952 \| capps cterm (CApp (capps, cterm), s (cappsleft, ctermright))
adamc@1	953
adamc@1	954 cexp : capps (capps)
adamc@1	955 \| cexp ARROW cexp (TFun (cexp1, cexp2), s (cexp1left, cexp2right))
adamc@15	956 \| SYMBOL kcolon kind ARROW cexp (TCFun (kcolon, SYMBOL, kind, cexp), s (SYMBOLleft, cexpright))
adamc@623	957 \| CSYMBOL KARROW cexp (TKFun (CSYMBOL, cexp), s (CSYMBOLleft, cexpright))
adamc@1	958
adamc@1	959 \| cexp PLUSPLUS cexp (CConcat (cexp1, cexp2), s (cexp1left, cexp1right))
adamc@1	960
adamc@239	961 \| FN cargs DARROW cexp (#1 (cargs (cexp, (KWild, s (FNleft, cexpright)))))
adamc@628	962 \| LBRACK cexp TWIDDLE cexp RBRACK DARROW cexp (TDisjoint (cexp1, cexp2, cexp3), s (LBRACKleft, cexp3right))
adamc@623	963 \| CSYMBOL DKARROW cexp (CKAbs (CSYMBOL, cexp), s (CSYMBOLleft, cexpright))
adamc@1	964
adamc@8	965 \| LPAREN cexp RPAREN DCOLON kind (CAnnot (cexp, kind), s (LPARENleft, kindright))
adamc@6	966
adamc@18	967 \| UNDER DCOLON kind (CWild kind, s (UNDERleft, UNDERright))
adamc@195	968 \| ctuple (let
adamc@195	969 val loc = s (ctupleleft, ctupleright)
adamc@195	970 in
adamc@195	971 (TRecord (CRecord (ListUtil.mapi (fn (i, c) =>
adamc@195	972 ((CName (Int.toString (i + 1)), loc),
adamc@195	973 c)) ctuple),
adamc@195	974 loc), loc)
adamc@195	975 end)
adamc@18	976
adamc@1	977 kcolon : DCOLON (Explicit)
adamc@1	978 \| TCOLON (Implicit)
adamc@1	979
adamc@239	980 cargs : carg (carg)
adamc@239	981 \| cargl (cargl)
adamc@239	982
adamc@239	983 cargl : cargp cargp (cargp1 o cargp2)
adamc@239	984 \| cargp cargl (cargp o cargl)
adamc@239	985
adamc@240	986 cargl2 : (fn x => x)
adamc@240	987 \| cargp cargl2 (cargp o cargl2)
adamc@240	988
adamc@241	989 carg : SYMBOL DCOLON kind (fn (c, k) =>
adamc@239	990 let
adamc@239	991 val loc = s (SYMBOLleft, kindright)
adamc@239	992 in
adamc@239	993 ((CAbs (SYMBOL, SOME kind, c), loc),
adamc@239	994 (KArrow (kind, k), loc))
adamc@239	995 end)
adamc@329	996 \| UNDER DCOLON kind (fn (c, k) =>
adamc@329	997 let
adamc@329	998 val loc = s (UNDERleft, kindright)
adamc@329	999 in
adamc@329	1000 ((CAbs ("_", SOME kind, c), loc),
adamc@329	1001 (KArrow (kind, k), loc))
adamc@329	1002 end)
adam@1302	1003 \| SYMBOL DCOLONWILD (fn (c, k) =>
adam@1302	1004 let
adam@1302	1005 val loc = s (SYMBOLleft, DCOLONWILDright)
adam@1302	1006 val kind = (KWild, loc)
adam@1302	1007 in
adam@1302	1008 ((CAbs (SYMBOL, NONE, c), loc),
adam@1302	1009 (KArrow (kind, k), loc))
adam@1302	1010 end)
adam@1302	1011 \| UNDER DCOLONWILD (fn (c, k) =>
adam@1302	1012 let
adam@1302	1013 val loc = s (UNDERleft, DCOLONWILDright)
adam@1302	1014 val kind = (KWild, loc)
adam@1302	1015 in
adam@1302	1016 ((CAbs ("_", NONE, c), loc),
adam@1302	1017 (KArrow (kind, k), loc))
adam@1302	1018 end)
adamc@241	1019 \| cargp (cargp)
adamc@239	1020
adamc@239	1021 cargp : SYMBOL (fn (c, k) =>
adamc@239	1022 let
adamc@239	1023 val loc = s (SYMBOLleft, SYMBOLright)
adamc@239	1024 in
adamc@239	1025 ((CAbs (SYMBOL, NONE, c), loc),
adamc@239	1026 (KArrow ((KWild, loc), k), loc))
adamc@239	1027 end)
adamc@329	1028 \| UNDER (fn (c, k) =>
adamc@329	1029 let
adamc@329	1030 val loc = s (UNDERleft, UNDERright)
adamc@329	1031 in
adamc@329	1032 ((CAbs ("_", NONE, c), loc),
adamc@329	1033 (KArrow ((KWild, loc), k), loc))
adamc@329	1034 end)
adamc@1001	1035 \| LPAREN SYMBOL kopt ckl RPAREN (fn (c, k) =>
adamc@239	1036 let
adamc@239	1037 val loc = s (LPARENleft, RPARENright)
adamc@1001	1038 val ckl = (SYMBOL, kopt) :: ckl
adamc@1001	1039 val ckl = map (fn (x, ko) => (x, case ko of
adamc@1001	1040 NONE => (KWild, loc)
adamc@1001	1041 \| SOME k => k)) ckl
adamc@239	1042 in
adamc@1001	1043 case ckl of
adamc@1001	1044 [(x, k')] => ((CAbs (SYMBOL, SOME k', c), loc),
adamc@1001	1045 (KArrow (k', k), loc))
adamc@1001	1046 \| _ =>
adamc@1001	1047 let
adamc@1001	1048 val k' = (KTuple (map #2 ckl), loc)
adamc@1001	1049
adamc@1001	1050 val c = foldr (fn ((x, k), c) =>
adamc@1001	1051 (CAbs (x, SOME k, c), loc)) c ckl
adamc@1001	1052 val v = (CVar ([], "$x"), loc)
adamc@1001	1053 val c = ListUtil.foldli (fn (i, _, c) =>
adamc@1001	1054 (CApp (c, (CProj (v, i + 1), loc)),
adamc@1001	1055 loc)) c ckl
adamc@1001	1056 in
adamc@1001	1057 ((CAbs ("$x", SOME k', c), loc),
adamc@1001	1058 (KArrow (k', k), loc))
adamc@1001	1059 end
adamc@239	1060 end)
adamc@628	1061
adamc@1001	1062 ckl : ([])
adamc@1001	1063 \| COMMA SYMBOL kopt ckl ((SYMBOL, kopt) :: ckl)
adamc@239	1064
adamc@34	1065 path : SYMBOL ([], SYMBOL)
adamc@34	1066 \| CSYMBOL DOT path (let val (ms, x) = path in (CSYMBOL :: ms, x) end)
adamc@34	1067
adamc@156	1068 cpath : CSYMBOL ([], CSYMBOL)
adamc@156	1069 \| CSYMBOL DOT cpath (let val (ms, x) = cpath in (CSYMBOL :: ms, x) end)
adamc@156	1070
adamc@59	1071 mpath : CSYMBOL ([CSYMBOL])
adamc@59	1072 \| CSYMBOL DOT mpath (CSYMBOL :: mpath)
adamc@59	1073
adamc@1	1074 cterm : LPAREN cexp RPAREN (#1 cexp, s (LPARENleft, RPARENright))
adamc@1	1075 \| LBRACK rcon RBRACK (CRecord rcon, s (LBRACKleft, RBRACKright))
adamc@83	1076 \| LBRACK rconn RBRACK (CRecord rconn, s (LBRACKleft, RBRACKright))
adamc@1	1077 \| LBRACE rcone RBRACE (TRecord (CRecord rcone, s (LBRACEleft, RBRACEright)),
adamc@1	1078 s (LBRACEleft, RBRACEright))
adamc@1	1079 \| DOLLAR cterm (TRecord cterm, s (DOLLARleft, ctermright))
adamc@1	1080 \| HASH CSYMBOL (CName CSYMBOL, s (HASHleft, CSYMBOLright))
adamc@195	1081 \| HASH INT (CName (Int64.toString INT), s (HASHleft, INTright))
adamc@1	1082
adamc@34	1083 \| path (CVar path, s (pathleft, pathright))
adamc@207	1084 \| path DOT INT (CProj ((CVar path, s (pathleft, pathright)), Int64.toInt INT),
adamc@207	1085 s (pathleft, INTright))
adamc@18	1086 \| UNDER (CWild (KWild, s (UNDERleft, UNDERright)), s (UNDERleft, UNDERright))
adamc@621	1087 \| MAP (CMap, s (MAPleft, MAPright))
adamc@82	1088 \| UNIT (CUnit, s (UNITleft, UNITright))
adamc@207	1089 \| LPAREN ctuplev RPAREN (CTuple ctuplev, s (LPARENleft, RPARENright))
adamc@207	1090
adamc@207	1091 ctuplev: cexp COMMA cexp ([cexp1, cexp2])
adamc@207	1092 \| cexp COMMA ctuplev (cexp :: ctuplev)
adamc@1	1093
adamc@196	1094 ctuple : capps STAR capps ([capps1, capps2])
adamc@196	1095 \| capps STAR ctuple (capps :: ctuple)
adamc@195	1096
adamc@1	1097 rcon : ([])
adamc@1	1098 \| ident EQ cexp ([(ident, cexp)])
adamc@1	1099 \| ident EQ cexp COMMA rcon ((ident, cexp) :: rcon)
adamc@1	1100
adamc@83	1101 rconn : ident ([(ident, (CUnit, s (identleft, identright)))])
adamc@83	1102 \| ident COMMA rconn ((ident, (CUnit, s (identleft, identright))) :: rconn)
adamc@83	1103
adamc@1	1104 rcone : ([])
adamc@1	1105 \| ident COLON cexp ([(ident, cexp)])
adamc@1	1106 \| ident COLON cexp COMMA rcone ((ident, cexp) :: rcone)
adamc@1	1107
adamc@1	1108 ident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@195	1109 \| INT (CName (Int64.toString INT), s (INTleft, INTright))
adamc@200	1110 \| SYMBOL (CVar ([], SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@8	1111
adamc@8	1112 eapps : eterm (eterm)
adamc@8	1113 \| eapps eterm (EApp (eapps, eterm), s (eappsleft, etermright))
adamc@8	1114 \| eapps LBRACK cexp RBRACK (ECApp (eapps, cexp), s (eappsleft, RBRACKright))
adamc@629	1115 \| eapps BANG (EDisjointApp eapps, s (eappsleft, BANGright))
adamc@8	1116
adam@1751	1117 eexp : eapps (case #1 eapps of
adam@1751	1118 EApp ((EVar ([], "CLASS", _), _), (EPrim (Prim.String s), loc)) => parseClass s loc
adam@1751	1119 \| EApp ((EVar ([], "STYLE", _), _), (EPrim (Prim.String s), loc)) => parseStyle s loc
adam@1751	1120 \| _ => eapps)
adamc@241	1121 \| FN eargs DARROW eexp (let
adamc@93	1122 val loc = s (FNleft, eexpright)
adamc@93	1123 in
adamc@241	1124 #1 (eargs (eexp, (CWild (KType, loc), loc)))
adamc@93	1125 end)
adamc@623	1126 \| CSYMBOL DKARROW eexp (EKAbs (CSYMBOL, eexp), s (CSYMBOLleft, eexpright))
adamc@196	1127 \| eexp COLON cexp (EAnnot (eexp, cexp), s (eexpleft, cexpright))
adamc@149	1128 \| eexp MINUSMINUS cexp (ECut (eexp, cexp), s (eexpleft, cexpright))
adamc@493	1129 \| eexp MINUSMINUSMINUS cexp (ECutMulti (eexp, cexp), s (eexpleft, cexpright))
adamc@170	1130 \| CASE eexp OF barOpt branch branchs (ECase (eexp, branch :: branchs), s (CASEleft, branchsright))
adamc@190	1131 \| IF eexp THEN eexp ELSE eexp (let
adamc@190	1132 val loc = s (IFleft, eexp3right)
adamc@190	1133 in
adamc@190	1134 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc), eexp2),
adamc@190	1135 ((PCon (["Basis"], "False", NONE), loc), eexp3)]), loc)
adamc@190	1136 end)
adamc@434	1137 \| bind SEMI eexp (let
adamc@434	1138 val loc = s (bindleft, eexpright)
adamc@434	1139 val (v, to, e1) = bind
adamc@403	1140 val e = (EVar (["Basis"], "bind", Infer), loc)
adamc@434	1141 val e = (EApp (e, e1), loc)
adamc@243	1142 in
adamc@434	1143 (EApp (e, (EAbs (v, to, eexp), loc)), loc)
adamc@299	1144 end)
adamc@256	1145 \| eexp EQ eexp (native_op ("eq", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@257	1146 \| eexp NE eexp (native_op ("ne", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389	1147 \| MINUS eterm (native_unop ("neg", eterm, s (MINUSleft, etermright)))
adamc@389	1148 \| eexp PLUS eexp (native_op ("plus", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389	1149 \| eexp MINUS eexp (native_op ("minus", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@1116	1150 \| eapps STAR eexp (native_op ("times", eapps, eexp, s (eappsleft, eexpright)))
adamc@964	1151 \| eexp DIVIDE eexp (native_op ("divide", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389	1152 \| eexp MOD eexp (native_op ("mod", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391	1153
adamc@391	1154 \| eexp LT eexp (native_op ("lt", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391	1155 \| eexp LE eexp (native_op ("le", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391	1156 \| eexp GT eexp (native_op ("gt", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391	1157 \| eexp GE eexp (native_op ("ge", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391	1158
adamc@842	1159 \| eexp ANDALSO eexp (let
adamc@842	1160 val loc = s (eexp1left, eexp2right)
adamc@842	1161 in
adamc@842	1162 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc),
adamc@842	1163 eexp2),
adamc@842	1164 ((PCon (["Basis"], "False", NONE), loc),
adamc@842	1165 (EVar (["Basis"], "False", Infer), loc))]), loc)
adamc@842	1166 end)
adamc@842	1167 \| eexp ORELSE eexp (let
adamc@842	1168 val loc = s (eexp1left, eexp2right)
adamc@842	1169 in
adamc@842	1170 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc),
adamc@842	1171 (EVar (["Basis"], "True", Infer), loc)),
adamc@842	1172 ((PCon (["Basis"], "False", NONE), loc),
adamc@842	1173 eexp2)]), loc)
adamc@842	1174 end)
adamc@842	1175
adamc@445	1176 \| eexp PLUSPLUS eexp (EConcat (eexp1, eexp2), s (eexp1left, eexp2right))
adamc@8	1177
adamc@674	1178 \| eexp CARET eexp (native_op ("strcat", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@674	1179
adamc@794	1180 \| eapps DCOLON eexp (let
adamc@794	1181 val loc = s (eappsleft, eexpright)
adamc@762	1182 in
adamc@762	1183 (EApp ((EVar (["Basis"], "Cons", Infer), loc),
adamc@762	1184 (ERecord [((CName "1", loc),
adamc@794	1185 eapps),
adamc@762	1186 ((CName "2", loc),
adamc@762	1187 eexp)], loc)), loc)
adamc@762	1188 end)
adamc@762	1189
adamc@434	1190 bind : SYMBOL LARROW eapps (SYMBOL, NONE, eapps)
adamc@434	1191 \| eapps (let
adamc@434	1192 val loc = s (eappsleft, eappsright)
adamc@434	1193 in
adamc@434	1194 ("_", SOME (TRecord (CRecord [], loc), loc), eapps)
adamc@434	1195 end)
adamc@434	1196
adamc@241	1197 eargs : earg (earg)
adamc@241	1198 \| eargl (eargl)
adamc@241	1199
adamc@241	1200 eargl : eargp eargp (eargp1 o eargp2)
adamc@241	1201 \| eargp eargl (eargp o eargl)
adamc@241	1202
adamc@242	1203 eargl2 : (fn x => x)
adamc@242	1204 \| eargp eargl2 (eargp o eargl2)
adamc@242	1205
adamc@822	1206 earg : patS (fn (e, t) =>
adamc@241	1207 let
adamc@822	1208 val loc = s (patSleft, patSright)
adamc@822	1209 val pt = patType loc patS
adamc@822	1210
adamc@822	1211 val e' = case #1 patS of
adamc@822	1212 PVar x => (EAbs (x, NONE, e), loc)
adamc@823	1213 \| PAnnot ((PVar x, _), t) => (EAbs (x, SOME t, e), loc)
adamc@822	1214 \| _ => (EAbs ("$x", SOME pt,
adamc@822	1215 (ECase ((EVar ([], "$x", DontInfer),
adamc@822	1216 loc),
adamc@822	1217 [(patS, e)]), loc)), loc)
adamc@241	1218 in
adamc@822	1219 (e', (TFun (pt, t), loc))
adamc@241	1220 end)
adamc@822	1221 \| earga (earga)
adamc@822	1222
adamc@822	1223 eargp : pterm (fn (e, t) =>
adamc@241	1224 let
adamc@822	1225 val loc = s (ptermleft, ptermright)
adamc@822	1226 val pt = patType loc pterm
adamc@822	1227
adamc@822	1228 val e' = case #1 pterm of
adamc@822	1229 PVar x => (EAbs (x, NONE, e), loc)
adamc@823	1230 \| PAnnot ((PVar x, _), t) => (EAbs (x, SOME t, e), loc)
adamc@822	1231 \| _ => (EAbs ("$x", SOME pt,
adamc@822	1232 (ECase ((EVar ([], "$x", DontInfer),
adamc@822	1233 loc),
adamc@822	1234 [(pterm, e)]), loc)), loc)
adamc@241	1235 in
adamc@822	1236 (e', (TFun (pt, t), loc))
adamc@241	1237 end)
adamc@822	1238 \| earga (earga)
adamc@241	1239
adamc@822	1240 earga : LBRACK SYMBOL RBRACK (fn (e, t) =>
adamc@241	1241 let
adamc@822	1242 val loc = s (LBRACKleft, RBRACKright)
adamc@822	1243 val kind = (KWild, loc)
adamc@822	1244 in
adamc@822	1245 ((ECAbs (Implicit, SYMBOL, kind, e), loc),
adamc@822	1246 (TCFun (Implicit, SYMBOL, kind, t), loc))
adamc@822	1247 end)
adam@1302	1248 \| LBRACK SYMBOL DCOLONWILD RBRACK (fn (e, t) =>
adam@1302	1249 let
adam@1302	1250 val loc = s (LBRACKleft, RBRACKright)
adam@1302	1251 val kind = (KWild, loc)
adam@1302	1252 in
adam@1302	1253 ((ECAbs (Explicit, SYMBOL, kind, e), loc),
adam@1302	1254 (TCFun (Explicit, SYMBOL, kind, t), loc))
adam@1302	1255 end)
adamc@822	1256 \| LBRACK SYMBOL kcolon kind RBRACK(fn (e, t) =>
adamc@822	1257 let
adamc@822	1258 val loc = s (LBRACKleft, RBRACKright)
adamc@241	1259 in
adamc@241	1260 ((ECAbs (kcolon, SYMBOL, kind, e), loc),
adamc@241	1261 (TCFun (kcolon, SYMBOL, kind, t), loc))
adamc@241	1262 end)
adam@1306	1263 \| LBRACK SYMBOL TCOLONWILD RBRACK (fn (e, t) =>
adam@1306	1264 let
adam@1306	1265 val loc = s (LBRACKleft, RBRACKright)
adam@1306	1266 val kind = (KWild, loc)
adam@1306	1267 in
adam@1306	1268 ((ECAbs (Implicit, SYMBOL, kind, e), loc),
adam@1306	1269 (TCFun (Implicit, SYMBOL, kind, t), loc))
adam@1306	1270 end)
adamc@478	1271 \| LBRACK cexp TWIDDLE cexp RBRACK(fn (e, t) =>
adamc@356	1272 let
adamc@356	1273 val loc = s (LBRACKleft, RBRACKright)
adamc@356	1274 in
adamc@478	1275 ((EDisjoint (cexp1, cexp2, e), loc),
adamc@628	1276 (TDisjoint (cexp1, cexp2, t), loc))
adamc@356	1277 end)
adamc@822	1278 \| LBRACK CSYMBOL RBRACK (fn (e, t) =>
adamc@623	1279 let
adamc@623	1280 val loc = s (CSYMBOLleft, CSYMBOLright)
adamc@623	1281 in
adamc@623	1282 ((EKAbs (CSYMBOL, e), loc),
adamc@623	1283 (TKFun (CSYMBOL, t), loc))
adamc@623	1284 end)
adamc@241	1285
adamc@8	1286 eterm : LPAREN eexp RPAREN (#1 eexp, s (LPARENleft, RPARENright))
adamc@195	1287 \| LPAREN etuple RPAREN (let
adamc@195	1288 val loc = s (LPARENleft, RPARENright)
adamc@195	1289 in
adamc@195	1290 (ERecord (ListUtil.mapi (fn (i, e) =>
adamc@195	1291 ((CName (Int.toString (i + 1)), loc),
adamc@195	1292 e)) etuple), loc)
adamc@195	1293 end)
adamc@8	1294
adamc@403	1295 \| path (EVar (#1 path, #2 path, Infer), s (pathleft, pathright))
adamc@403	1296 \| cpath (EVar (#1 cpath, #2 cpath, Infer), s (cpathleft, cpathright))
adamc@403	1297 \| AT path (EVar (#1 path, #2 path, TypesOnly), s (ATleft, pathright))
adamc@403	1298 \| AT AT path (EVar (#1 path, #2 path, DontInfer), s (AT1left, pathright))
adamc@403	1299 \| AT cpath (EVar (#1 cpath, #2 cpath, TypesOnly), s (ATleft, cpathright))
adamc@403	1300 \| AT AT cpath (EVar (#1 cpath, #2 cpath, DontInfer), s (AT1left, cpathright))
adamc@12	1301 \| LBRACE rexp RBRACE (ERecord rexp, s (LBRACEleft, RBRACEright))
adamc@110	1302 \| UNIT (ERecord [], s (UNITleft, UNITright))
adamc@12	1303
adamc@14	1304 \| INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@14	1305 \| FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adamc@14	1306 \| STRING (EPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@821	1307 \| CHAR (EPrim (Prim.Char CHAR), s (CHARleft, CHARright))
adamc@14	1308
adamc@200	1309 \| path DOT idents (let
adamc@200	1310 val loc = s (pathleft, identsright)
adamc@200	1311 in
adamc@200	1312 foldl (fn (ident, e) =>
adamc@200	1313 (EField (e, ident), loc))
adamc@403	1314 (EVar (#1 path, #2 path, Infer), s (pathleft, pathright)) idents
adamc@403	1315 end)
adamc@910	1316 \| LPAREN eexp RPAREN DOT idents (let
adamc@910	1317 val loc = s (LPARENleft, identsright)
adamc@910	1318 in
adamc@910	1319 foldl (fn (ident, e) =>
adamc@910	1320 (EField (e, ident), loc))
adamc@910	1321 eexp idents
adamc@910	1322 end)
adamc@403	1323 \| AT path DOT idents (let
adamc@403	1324 val loc = s (ATleft, identsright)
adamc@403	1325 in
adamc@403	1326 foldl (fn (ident, e) =>
adamc@403	1327 (EField (e, ident), loc))
adamc@403	1328 (EVar (#1 path, #2 path, TypesOnly), s (pathleft, pathright)) idents
adamc@403	1329 end)
adamc@403	1330 \| AT AT path DOT idents (let
adamc@403	1331 val loc = s (AT1left, identsright)
adamc@403	1332 in
adamc@403	1333 foldl (fn (ident, e) =>
adamc@403	1334 (EField (e, ident), loc))
adamc@403	1335 (EVar (#1 path, #2 path, DontInfer), s (pathleft, pathright)) idents
adamc@200	1336 end)
adamc@71	1337
adamc@360	1338 \| XML_BEGIN xml XML_END (let
adamc@360	1339 val loc = s (XML_BEGINleft, XML_ENDright)
adamc@360	1340 in
adamc@360	1341 if XML_BEGIN = "xml" then
adamc@360	1342 ()
adamc@360	1343 else
adamc@360	1344 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@360	1345 xml
adamc@360	1346 end)
adamc@360	1347 \| XML_BEGIN XML_END (let
adamc@360	1348 val loc = s (XML_BEGINleft, XML_ENDright)
adamc@360	1349 in
adamc@360	1350 if XML_BEGIN = "xml" then
adamc@360	1351 ()
adamc@360	1352 else
adamc@360	1353 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@403	1354 (EApp ((EVar (["Basis"], "cdata", Infer), loc),
adamc@360	1355 (EPrim (Prim.String ""), loc)),
adamc@360	1356 loc)
adamc@360	1357 end)
adamc@360	1358 \| XML_BEGIN_END (let
adamc@360	1359 val loc = s (XML_BEGIN_ENDleft, XML_BEGIN_ENDright)
adamc@360	1360 in
adamc@360	1361 if XML_BEGIN_END = "xml" then
adamc@360	1362 ()
adamc@360	1363 else
adamc@360	1364 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@403	1365 (EApp ((EVar (["Basis"], "cdata", Infer), loc),
adamc@360	1366 (EPrim (Prim.String ""), loc)),
adamc@360	1367 loc)
adamc@360	1368 end)
adamc@302	1369
adamc@204	1370 \| LPAREN query RPAREN (query)
adamc@300	1371 \| LPAREN CWHERE sqlexp RPAREN (sqlexp)
adamc@339	1372 \| LPAREN SQL sqlexp RPAREN (sqlexp)
adamc@1070	1373 \| LPAREN FROM tables RPAREN (#2 tables)
adamc@1071	1374 \| LPAREN SELECT1 query1 RPAREN (query1)
adamc@302	1375
adamc@302	1376 \| LPAREN INSERT INTO texp LPAREN fields RPAREN VALUES LPAREN sqlexps RPAREN RPAREN
adamc@302	1377 (let
adamc@302	1378 val loc = s (LPAREN1left, RPAREN3right)
adamc@302	1379
adamc@403	1380 val e = (EVar (["Basis"], "insert", Infer), loc)
adamc@302	1381 val e = (EApp (e, texp), loc)
adamc@302	1382 in
adamc@302	1383 if length fields <> length sqlexps then
adam@1360	1384 ErrorMsg.errorAt loc ("Length mismatch in INSERT field specification ("
adam@1360	1385 ^ Int.toString (length fields)
adam@1360	1386 ^ " vs. " ^ Int.toString (length sqlexps) ^ ")")
adamc@302	1387 else
adamc@302	1388 ();
adamc@302	1389 (EApp (e, (ERecord (ListPair.zip (fields, sqlexps)), loc)), loc)
adamc@302	1390 end)
adamc@310	1391 \| LPAREN enterDml UPDATE texp SET fsets CWHERE sqlexp leaveDml RPAREN
adamc@303	1392 (let
adamc@303	1393 val loc = s (LPARENleft, RPARENright)
adamc@303	1394
adamc@403	1395 val e = (EVar (["Basis"], "update", Infer), loc)
adamc@342	1396 val e = (ECApp (e, (CWild (KRecord (KType, loc), loc), loc)), loc)
adamc@306	1397 val e = (EApp (e, (ERecord fsets, loc)), loc)
adamc@305	1398 val e = (EApp (e, texp), loc)
adamc@303	1399 in
adamc@303	1400 (EApp (e, sqlexp), loc)
adamc@303	1401 end)
adamc@310	1402 \| LPAREN enterDml DELETE FROM texp CWHERE sqlexp leaveDml RPAREN
adamc@304	1403 (let
adamc@304	1404 val loc = s (LPARENleft, RPARENright)
adamc@304	1405
adamc@403	1406 val e = (EVar (["Basis"], "delete", Infer), loc)
adamc@304	1407 val e = (EApp (e, texp), loc)
adamc@304	1408 in
adamc@304	1409 (EApp (e, sqlexp), loc)
adamc@304	1410 end)
adamc@302	1411
adamc@211	1412 \| UNDER (EWild, s (UNDERleft, UNDERright))
adamc@91	1413
adamc@446	1414 \| LET edecls IN eexp END (ELet (edecls, eexp), s (LETleft, ENDright))
adamc@446	1415
adamc@762	1416 \| LBRACK RBRACK (EVar (["Basis"], "Nil", Infer), s (LBRACKleft, RBRACKright))
adamc@762	1417
adamc@446	1418 edecls : ([])
adamc@446	1419 \| edecl edecls (edecl :: edecls)
adamc@446	1420
adamc@825	1421 edecl : VAL pat EQ eexp ((EDVal (pat, eexp), s (VALleft, eexpright)))
adamc@446	1422 \| VAL REC valis ((EDValRec valis, s (VALleft, valisright)))
adamc@446	1423 \| FUN valis ((EDValRec valis, s (FUNleft, valisright)))
adamc@446	1424
adamc@310	1425 enterDml : (inDml := true)
adamc@310	1426 leaveDml : (inDml := false)
adamc@310	1427
adamc@403	1428 texp : SYMBOL (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright))
adamc@302	1429 \| LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adamc@302	1430
adamc@302	1431 fields : fident ([fident])
adamc@302	1432 \| fident COMMA fields (fident :: fields)
adamc@302	1433
adamc@302	1434 sqlexps: sqlexp ([sqlexp])
adamc@302	1435 \| sqlexp COMMA sqlexps (sqlexp :: sqlexps)
adamc@302	1436
adamc@303	1437 fsets : fident EQ sqlexp ([(fident, sqlexp)])
adamc@303	1438 \| fident EQ sqlexp COMMA fsets ((fident, sqlexp) :: fsets)
adamc@303	1439
adamc@200	1440 idents : ident ([ident])
adamc@200	1441 \| ident DOT idents (ident :: idents)
adamc@200	1442
adamc@195	1443 etuple : eexp COMMA eexp ([eexp1, eexp2])
adamc@195	1444 \| eexp COMMA etuple (eexp :: etuple)
adamc@195	1445
adamc@170	1446 branch : pat DARROW eexp (pat, eexp)
adamc@170	1447
adamc@170	1448 branchs: ([])
adamc@170	1449 \| BAR branch branchs (branch :: branchs)
adamc@170	1450
adamc@822	1451 patS : pterm (pterm)
adamc@822	1452 \| pterm DCOLON patS (let
adamc@822	1453 val loc = s (ptermleft, patSright)
adamc@762	1454 in
adamc@762	1455 (PCon (["Basis"], "Cons", SOME (PRecord ([("1", pterm),
adamc@822	1456 ("2", patS)], false), loc)),
adamc@762	1457 loc)
adamc@762	1458 end)
adamc@822	1459 \| patS COLON cexp (PAnnot (patS, cexp), s (patSleft, cexpright))
adamc@822	1460
adamc@822	1461 pat : patS (patS)
adamc@822	1462 \| cpath pterm (PCon (#1 cpath, #2 cpath, SOME pterm), s (cpathleft, ptermright))
adamc@170	1463
adamc@170	1464 pterm : SYMBOL (PVar SYMBOL, s (SYMBOLleft, SYMBOLright))
adamc@170	1465 \| cpath (PCon (#1 cpath, #2 cpath, NONE), s (cpathleft, cpathright))
adamc@170	1466 \| UNDER (PWild, s (UNDERleft, UNDERright))
adamc@173	1467 \| INT (PPrim (Prim.Int INT), s (INTleft, INTright))
adam@1420	1468 \| MINUS INT (PPrim (Prim.Int (~INT)), s (MINUSleft, INTright))
adamc@173	1469 \| STRING (PPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@821	1470 \| CHAR (PPrim (Prim.Char CHAR), s (CHARleft, CHARright))
adamc@170	1471 \| LPAREN pat RPAREN (pat)
adamc@174	1472 \| LBRACE RBRACE (PRecord ([], false), s (LBRACEleft, RBRACEright))
adamc@174	1473 \| UNIT (PRecord ([], false), s (UNITleft, UNITright))
adamc@174	1474 \| LBRACE rpat RBRACE (PRecord rpat, s (LBRACEleft, RBRACEright))
adamc@195	1475 \| LPAREN ptuple RPAREN (PRecord (ListUtil.mapi (fn (i, p) => (Int.toString (i + 1), p)) ptuple,
adamc@195	1476 false),
adamc@195	1477 s (LPARENleft, RPARENright))
adamc@762	1478 \| LBRACK RBRACK (PCon (["Basis"], "Nil", NONE), s (LBRACKleft, RBRACKright))
adamc@174	1479
adamc@175	1480 rpat : CSYMBOL EQ pat ([(CSYMBOL, pat)], false)
adamc@243	1481 \| INT EQ pat ([(Int64.toString INT, pat)], false)
adamc@174	1482 \| DOTDOTDOT ([], true)
adamc@175	1483 \| CSYMBOL EQ pat COMMA rpat ((CSYMBOL, pat) :: #1 rpat, #2 rpat)
adamc@243	1484 \| INT EQ pat COMMA rpat ((Int64.toString INT, pat) :: #1 rpat, #2 rpat)
adamc@170	1485
adamc@195	1486 ptuple : pat COMMA pat ([pat1, pat2])
adamc@195	1487 \| pat COMMA ptuple (pat :: ptuple)
adamc@195	1488
adamc@12	1489 rexp : ([])
adamc@12	1490 \| ident EQ eexp ([(ident, eexp)])
adamc@12	1491 \| ident EQ eexp COMMA rexp ((ident, eexp) :: rexp)
adamc@91	1492
adamc@141	1493 xml : xmlOne xml (let
adamc@141	1494 val pos = s (xmlOneleft, xmlright)
adamc@141	1495 in
adamc@720	1496 (EApp ((EApp (
adamc@720	1497 (EVar (["Basis"], "join", Infer), pos),
adamc@720	1498 xmlOne), pos),
adamc@720	1499 xml), pos)
adamc@141	1500 end)
adamc@141	1501 \| xmlOne (xmlOne)
adamc@91	1502
adamc@1045	1503 xmlOpt : xml (xml)
adamc@1045	1504 \| (EApp ((EVar (["Basis"], "cdata", Infer), dummy),
adamc@1045	1505 (EPrim (Prim.String ""), dummy)),
adamc@1045	1506 dummy)
adamc@1045	1507
adamc@403	1508 xmlOne : NOTAGS (EApp ((EVar (["Basis"], "cdata", Infer), s (NOTAGSleft, NOTAGSright)),
adamc@141	1509 (EPrim (Prim.String NOTAGS), s (NOTAGSleft, NOTAGSright))),
adamc@141	1510 s (NOTAGSleft, NOTAGSright))
adamc@141	1511 \| tag DIVIDE GT (let
adamc@141	1512 val pos = s (tagleft, GTright)
adamc@710	1513
adamc@710	1514 val cdata =
adamc@756	1515 if #1 (#1 tag) = "submit" orelse #1 (#1 tag) = "dyn" then
adamc@710	1516 let
adamc@710	1517 val e = (EVar (["Basis"], "cdata", DontInfer), pos)
adamc@710	1518 val e = (ECApp (e, (CWild (KWild, pos), pos)), pos)
adamc@710	1519 in
adamc@710	1520 (ECApp (e, (CRecord [], pos)), pos)
adamc@710	1521 end
adamc@710	1522 else
adamc@710	1523 (EVar (["Basis"], "cdata", Infer), pos)
adamc@710	1524
adamc@710	1525 val cdata = (EApp (cdata,
adamc@710	1526 (EPrim (Prim.String ""), pos)),
adamc@710	1527 pos)
adamc@141	1528 in
adam@1643	1529 (EApp (#4 tag, cdata), pos)
adamc@141	1530 end)
adamc@141	1531
adamc@1045	1532 \| tag GT xmlOpt END_TAG (let
adam@1563	1533 fun tagOut s =
adam@1563	1534 case s of
adam@1563	1535 "tabl" => "table"
adam@1563	1536 \| _ => s
adam@1563	1537
adamc@141	1538 val pos = s (tagleft, GTright)
adamc@325	1539 val et = tagIn END_TAG
adamc@141	1540 in
adamc@756	1541 if #1 (#1 tag) = et then
adamc@361	1542 if et = "form" then
adam@1412	1543 let
adam@1412	1544 val e = (EVar (["Basis"], "form", Infer), pos)
adam@1412	1545 val e = (EApp (e, case #2 tag of
adam@1412	1546 NONE => (EVar (["Basis"], "None", Infer), pos)
adam@1412	1547 \| SOME c => (EApp ((EVar (["Basis"], "Some", Infer), pos), c), pos)), pos)
adam@1412	1548 in
adam@1651	1549 case #3 tag of
adam@1651	1550 NONE => ()
adam@1651	1551 \| SOME _ => ErrorMsg.errorAt pos "<form> does not support 'dynClass' attribute";
adam@1412	1552 (EApp (e, xmlOpt), pos)
adam@1412	1553 end
adamc@1093	1554 else if et = "subform" orelse et = "subforms" then
adamc@1093	1555 (EApp (#2 (#1 tag),
adamc@1045	1556 xmlOpt), pos)
adamc@758	1557 else if et = "entry" then
adamc@758	1558 (EApp ((EVar (["Basis"], "entry", Infer), pos),
adamc@1045	1559 xmlOpt), pos)
adamc@141	1560 else
adam@1643	1561 (EApp (#4 tag, xmlOpt), pos)
adamc@141	1562 else
adamc@325	1563 (if ErrorMsg.anyErrors () then
adamc@325	1564 ()
adamc@325	1565 else
adamc@1189	1566 ErrorMsg.errorAt pos ("Begin tag <"
adam@1563	1567 ^ tagOut (#1 (#1 tag))
adamc@1189	1568 ^ "> and end tag </"
adam@1563	1569 ^ tagOut et
adamc@1189	1570 ^ "> don't match.");
adamc@623	1571 (EWild, pos))
adamc@141	1572 end)
adamc@141	1573 \| LBRACE eexp RBRACE (eexp)
adamc@391	1574 \| LBRACE LBRACK eexp RBRACK RBRACE (let
adamc@391	1575 val loc = s (LBRACEleft, RBRACEright)
adamc@403	1576 val e = (EVar (["Top"], "txt", Infer), loc)
adamc@391	1577 in
adamc@391	1578 (EApp (e, eexp), loc)
adamc@391	1579 end)
adamc@92	1580
adamc@141	1581 tag : tagHead attrs (let
adamc@141	1582 val pos = s (tagHeadleft, attrsright)
adamc@721	1583
adamc@721	1584 val e = (EVar (["Basis"], "tag", Infer), pos)
adamc@721	1585 val eo = case #1 attrs of
adam@1749	1586 NONE => (EVar (["Basis"], "null", Infer), pos)
adam@1749	1587 \| SOME (EPrim (Prim.String s), pos) => parseClass s pos
adam@1749	1588 \| SOME e => e
adamc@721	1589 val e = (EApp (e, eo), pos)
adam@1643	1590 val eo = case #2 attrs of
adam@1643	1591 NONE => (EVar (["Basis"], "None", Infer), pos)
adam@1643	1592 \| SOME e => (EApp ((EVar (["Basis"], "Some", Infer), pos),
adam@1643	1593 e), pos)
adam@1643	1594 val e = (EApp (e, eo), pos)
adam@1750	1595 val eo = case #3 attrs of
adam@1750	1596 NONE => (EVar (["Basis"], "noStyle", Infer), pos)
adam@1750	1597 \| SOME (EPrim (Prim.String s), pos) => parseStyle s pos
adam@1750	1598 \| SOME e => e
adam@1750	1599 val e = (EApp (e, eo), pos)
adam@1751	1600 val eo = case #4 attrs of
adam@1751	1601 NONE => (EVar (["Basis"], "None", Infer), pos)
adam@1751	1602 \| SOME e => (EApp ((EVar (["Basis"], "Some", Infer), pos),
adam@1751	1603 e), pos)
adam@1751	1604 val e = (EApp (e, eo), pos)
adam@1751	1605 val e = (EApp (e, (ERecord (#5 attrs), pos)), pos)
adamc@721	1606 val e = (EApp (e, (EApp (#2 tagHead,
adamc@721	1607 (ERecord [], pos)), pos)), pos)
adamc@141	1608 in
adam@1643	1609 (tagHead, #1 attrs, #2 attrs, e)
adamc@141	1610 end)
adamc@141	1611
adamc@141	1612 tagHead: BEGIN_TAG (let
adamc@325	1613 val bt = tagIn BEGIN_TAG
adamc@141	1614 val pos = s (BEGIN_TAGleft, BEGIN_TAGright)
adamc@141	1615 in
adamc@325	1616 (bt,
adam@1833	1617 (EVar ([], bt, Infer), pos))
adamc@141	1618 end)
adamc@141	1619 \| tagHead LBRACE cexp RBRACE (#1 tagHead, (ECApp (#2 tagHead, cexp), s (tagHeadleft, RBRACEright)))
adamc@92	1620
adam@1751	1621 attrs : (NONE, NONE, NONE, NONE, [])
adamc@721	1622 \| attr attrs (let
adamc@721	1623 val loc = s (attrleft, attrsright)
adamc@721	1624 in
adamc@721	1625 case attr of
adamc@721	1626 Class e =>
adamc@721	1627 (case #1 attrs of
adamc@721	1628 NONE => ()
adamc@721	1629 \| SOME _ => ErrorMsg.errorAt loc "Multiple classes specified for tag";
adam@1751	1630 (SOME e, #2 attrs, #3 attrs, #4 attrs, #5 attrs))
adam@1643	1631 \| DynClass e =>
adam@1643	1632 (case #2 attrs of
adam@1643	1633 NONE => ()
adam@1643	1634 \| SOME _ => ErrorMsg.errorAt loc "Multiple dynamic classes specified for tag";
adam@1751	1635 (#1 attrs, SOME e, #3 attrs, #4 attrs, #5 attrs))
adam@1750	1636 \| Style e =>
adam@1750	1637 (case #3 attrs of
adam@1750	1638 NONE => ()
adam@1750	1639 \| SOME _ => ErrorMsg.errorAt loc "Multiple styles specified for tag";
adam@1751	1640 (#1 attrs, #2 attrs, SOME e, #4 attrs, #5 attrs))
adam@1751	1641 \| DynStyle e =>
adam@1751	1642 (case #4 attrs of
adam@1751	1643 NONE => ()
adam@1751	1644 \| SOME _ => ErrorMsg.errorAt loc "Multiple dynamic classes specified for tag";
adam@1751	1645 (#1 attrs, #2 attrs, #3 attrs, SOME e, #5 attrs))
adamc@721	1646 \| Normal xe =>
adam@1751	1647 (#1 attrs, #2 attrs, #3 attrs, #4 attrs, xe :: #5 attrs)
adamc@721	1648 end)
adamc@104	1649
adam@1643	1650 attr : SYMBOL EQ attrv (case SYMBOL of
adam@1643	1651 "class" => Class attrv
adam@1643	1652 \| "dynClass" => DynClass attrv
adam@1750	1653 \| "style" => Style attrv
adam@1751	1654 \| "dynStyle" => DynStyle attrv
adam@1643	1655 \| _ =>
adamc@724	1656 let
adam@1840	1657 val sym = makeAttr SYMBOL
adamc@724	1658 in
adamc@724	1659 Normal ((CName sym, s (SYMBOLleft, SYMBOLright)),
adamc@724	1660 if (sym = "Href" orelse sym = "Src")
adamc@724	1661 andalso (case #1 attrv of
adamc@724	1662 EPrim _ => true
adamc@724	1663 \| _ => false) then
adamc@724	1664 let
adamc@724	1665 val loc = s (attrvleft, attrvright)
adamc@724	1666 in
adamc@724	1667 (EApp ((EVar (["Basis"], "bless", Infer), loc),
adamc@724	1668 attrv), loc)
adamc@724	1669 end
adamc@724	1670 else
adamc@724	1671 attrv)
adamc@724	1672 end)
adamc@204	1673
adamc@104	1674 attrv : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@104	1675 \| FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adamc@104	1676 \| STRING (EPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@110	1677 \| LBRACE eexp RBRACE (eexp)
adamc@226	1678
adamc@232	1679 query : query1 obopt lopt ofopt (let
adamc@229	1680 val loc = s (query1left, query1right)
adamc@230	1681
adamc@230	1682 val re = (ERecord [((CName "Rows", loc),
adamc@230	1683 query1),
adamc@230	1684 ((CName "OrderBy", loc),
adamc@231	1685 obopt),
adamc@231	1686 ((CName "Limit", loc),
adamc@232	1687 lopt),
adamc@232	1688 ((CName "Offset", loc),
adamc@232	1689 ofopt)], loc)
adamc@229	1690 in
adamc@403	1691 (EApp ((EVar (["Basis"], "sql_query", Infer), loc), re), loc)
adamc@229	1692 end)
adamc@993	1693
adamc@993	1694 dopt : (EVar (["Basis"], "False", Infer), dummy)
adamc@993	1695 \| DISTINCT (EVar (["Basis"], "True", Infer),
adamc@993	1696 s (DISTINCTleft, DISTINCTright))
adamc@993	1697
adamc@993	1698 query1 : SELECT dopt select FROM tables wopt gopt hopt
adamc@209	1699 (let
adamc@204	1700 val loc = s (SELECTleft, tablesright)
adamc@207	1701
adamc@1070	1702 val (empties, sel, exps) =
adamc@207	1703 case select of
adamc@1070	1704 Star => ([],
adamc@1070	1705 map (fn nm =>
adamc@233	1706 (nm, (CTuple [(CWild (KRecord (KType, loc), loc),
adamc@233	1707 loc),
adamc@233	1708 (CRecord [], loc)],
adamc@748	1709 loc))) (#1 tables),
adamc@233	1710 [])
adamc@207	1711 \| Items sis =>
adamc@207	1712 let
adam@1627	1713 val tabs = map (fn nm => (nm, Unknown)) (#1 tables)
adamc@1194	1714 val (_, tabs, exps) = foldl (amend_select loc)
adamc@1194	1715 (1, tabs, []) sis
adam@1627	1716 val empties = List.mapPartial (fn (nm, c) =>
adam@1627	1717 case c of
adam@1627	1718 Unknown => SOME nm
adam@1627	1719 \| Selective (CRecord [], _) => SOME nm
adam@1627	1720 \| _ => NONE) tabs
adamc@207	1721 in
adamc@1070	1722 (empties,
adamc@1070	1723 map (fn (nm, c) => (nm,
adam@1627	1724 case c of
adam@1627	1725 Everything =>
adam@1627	1726 (CTuple [(CWild (KRecord (KType, loc), loc), loc),
adam@1627	1727 (CRecord [], loc)], loc)
adam@1627	1728 \| _ =>
adam@1627	1729 let
adam@1627	1730 val c = case c of
adam@1627	1731 Selective c => c
adam@1627	1732 \| _ => (CRecord [], loc)
adam@1627	1733 in
adam@1627	1734 (CTuple [c,
adam@1627	1735 (CWild (KRecord (KType, loc), loc),
adam@1627	1736 loc)], loc)
adam@1627	1737 end)) tabs,
adamc@233	1738 exps)
adamc@207	1739 end
adamc@207	1740
adam@1778	1741 val exps = map (fn (c, e) => (c, (EApp ((EVar (["Basis"], "sql_window", Infer), loc), e), loc))) exps
adam@1778	1742
adamc@207	1743 val sel = (CRecord sel, loc)
adamc@207	1744
adamc@226	1745 val grp = case gopt of
adamc@403	1746 NONE => (ECApp ((EVar (["Basis"], "sql_subset_all",
adamc@403	1747 Infer), loc),
adamc@226	1748 (CWild (KRecord (KRecord (KType, loc), loc),
adamc@226	1749 loc), loc)), loc)
adamc@226	1750 \| SOME gis =>
adamc@226	1751 let
adamc@748	1752 val tabs = map (fn nm =>
adamc@748	1753 (nm, (CRecord [], loc))) (#1 tables)
adamc@226	1754 val tabs = foldl (amend_group loc) tabs gis
adamc@226	1755
adamc@226	1756 val tabs = map (fn (nm, c) =>
adamc@226	1757 (nm,
adamc@226	1758 (CTuple [c,
adamc@226	1759 (CWild (KRecord (KType, loc),
adamc@226	1760 loc),
adamc@226	1761 loc)], loc))) tabs
adamc@226	1762 in
adamc@403	1763 (ECApp ((EVar (["Basis"], "sql_subset", Infer), loc),
adamc@226	1764 (CRecord tabs, loc)), loc)
adamc@226	1765 end
adamc@226	1766
adamc@403	1767 val e = (EVar (["Basis"], "sql_query1", Infer), loc)
adamc@1070	1768 val e = (ECApp (e, (CRecord (map (fn nm => (nm, (CUnit, loc))) empties),
adamc@1070	1769 loc)), loc)
adamc@993	1770 val re = (ERecord [((CName "Distinct", loc),
adamc@993	1771 dopt),
adamc@993	1772 ((CName "From", loc),
adamc@748	1773 #2 tables),
adamc@209	1774 ((CName "Where", loc),
adamc@223	1775 wopt),
adamc@224	1776 ((CName "GroupBy", loc),
adamc@226	1777 grp),
adamc@224	1778 ((CName "Having", loc),
adamc@224	1779 hopt),
adamc@223	1780 ((CName "SelectFields", loc),
adamc@403	1781 (ECApp ((EVar (["Basis"], "sql_subset", Infer), loc),
adamc@233	1782 sel), loc)),
adamc@233	1783 ((CName "SelectExps", loc),
adamc@233	1784 (ERecord exps, loc))], loc)
adamc@223	1785
adamc@209	1786 val e = (EApp (e, re), loc)
adamc@204	1787 in
adamc@207	1788 e
adamc@204	1789 end)
adam@1427	1790 \| query1 UNION query1 (sql_relop ("union", false, query11, query12, s (query11left, query12right)))
adam@1427	1791 \| query1 INTERSECT query1 (sql_relop ("intersect", false, query11, query12, s (query11left, query12right)))
adam@1427	1792 \| query1 EXCEPT query1 (sql_relop ("except", false, query11, query12, s (query11left, query12right)))
adam@1427	1793 \| query1 UNION ALL query1 (sql_relop ("union", true, query11, query12, s (query11left, query12right)))
adam@1427	1794 \| query1 INTERSECT ALL query1 (sql_relop ("intersect", true, query11, query12, s (query11left, query12right)))
adam@1427	1795 \| query1 EXCEPT ALL query1 (sql_relop ("except", true, query11, query12, s (query11left, query12right)))
adamc@1070	1796 \| LBRACE LBRACE LBRACE eexp RBRACE RBRACE RBRACE (eexp)
adamc@204	1797
adamc@749	1798 tables : fitem (fitem)
adamc@749	1799 \| fitem COMMA tables (let
adamc@749	1800 val loc = s (fitemleft, tablesright)
adamc@748	1801
adamc@748	1802 val e = (EVar (["Basis"], "sql_from_comma", Infer), loc)
adamc@749	1803 val e = (EApp (e, #2 fitem), loc)
adamc@748	1804 in
adamc@749	1805 (#1 fitem @ #1 tables,
adamc@748	1806 (EApp (e, #2 tables), loc))
adamc@748	1807 end)
adamc@204	1808
adamc@749	1809 fitem : table' ([#1 table'], #2 table')
adamc@1265	1810 \| LBRACE LBRACE eexp RBRACE RBRACE (tnamesOf eexp, eexp)
adamc@749	1811 \| fitem JOIN fitem ON sqlexp (let
adamc@749	1812 val loc = s (fitem1left, sqlexpright)
adamc@749	1813
adamc@749	1814 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749	1815 val e = (EApp (e, #2 fitem1), loc)
adamc@749	1816 val e = (EApp (e, #2 fitem2), loc)
adamc@749	1817 in
adamc@749	1818 (#1 fitem1 @ #1 fitem2,
adamc@749	1819 (EApp (e, sqlexp), loc))
adamc@749	1820 end)
adamc@749	1821 \| fitem INNER JOIN fitem ON sqlexp (let
adamc@749	1822 val loc = s (fitem1left, sqlexpright)
adamc@749	1823
adamc@749	1824 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749	1825 val e = (EApp (e, #2 fitem1), loc)
adamc@749	1826 val e = (EApp (e, #2 fitem2), loc)
adamc@749	1827 in
adamc@749	1828 (#1 fitem1 @ #1 fitem2,
adamc@749	1829 (EApp (e, sqlexp), loc))
adamc@749	1830 end)
adamc@749	1831 \| fitem CROSS JOIN fitem (let
adamc@749	1832 val loc = s (fitem1left, fitem2right)
adamc@749	1833
adamc@749	1834 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749	1835 val e = (EApp (e, #2 fitem1), loc)
adamc@749	1836 val e = (EApp (e, #2 fitem2), loc)
adamc@749	1837 val tru = sql_inject (EVar (["Basis"], "True", Infer), loc)
adamc@749	1838 in
adamc@749	1839 (#1 fitem1 @ #1 fitem2,
adamc@749	1840 (EApp (e, tru), loc))
adamc@749	1841 end)
adamc@750	1842 \| fitem LEFT JOIN fitem ON sqlexp (let
adamc@750	1843 val loc = s (fitem1left, sqlexpright)
adamc@750	1844
adamc@750	1845 val e = (EVar (["Basis"], "sql_left_join", Infer), loc)
adamc@750	1846 val e = (EApp (e, #2 fitem1), loc)
adamc@750	1847 val e = (EApp (e, #2 fitem2), loc)
adamc@750	1848 in
adamc@750	1849 (#1 fitem1 @ #1 fitem2,
adamc@750	1850 (EApp (e, sqlexp), loc))
adamc@750	1851 end)
adamc@751	1852 \| fitem LEFT OUTER JOIN fitem ON sqlexp (let
adamc@751	1853 val loc = s (fitem1left, sqlexpright)
adamc@751	1854
adamc@751	1855 val e = (EVar (["Basis"], "sql_left_join", Infer), loc)
adamc@751	1856 val e = (EApp (e, #2 fitem1), loc)
adamc@751	1857 val e = (EApp (e, #2 fitem2), loc)
adamc@751	1858 in
adamc@751	1859 (#1 fitem1 @ #1 fitem2,
adamc@751	1860 (EApp (e, sqlexp), loc))
adamc@751	1861 end)
adamc@751	1862 \| fitem RIGHT JOIN fitem ON sqlexp (let
adamc@751	1863 val loc = s (fitem1left, sqlexpright)
adamc@751	1864
adamc@751	1865 val e = (EVar (["Basis"], "sql_right_join", Infer), loc)
adamc@751	1866 val e = (EApp (e, #2 fitem1), loc)
adamc@751	1867 val e = (EApp (e, #2 fitem2), loc)
adamc@751	1868 in
adamc@751	1869 (#1 fitem1 @ #1 fitem2,
adamc@751	1870 (EApp (e, sqlexp), loc))
adamc@751	1871 end)
adamc@751	1872 \| fitem RIGHT OUTER JOIN fitem ON sqlexp (let
adamc@751	1873 val loc = s (fitem1left, sqlexpright)
adamc@751	1874
adamc@751	1875 val e = (EVar (["Basis"], "sql_right_join", Infer), loc)
adamc@751	1876 val e = (EApp (e, #2 fitem1), loc)
adamc@751	1877 val e = (EApp (e, #2 fitem2), loc)
adamc@751	1878 in
adamc@751	1879 (#1 fitem1 @ #1 fitem2,
adamc@751	1880 (EApp (e, sqlexp), loc))
adamc@751	1881 end)
adamc@751	1882 \| fitem FULL JOIN fitem ON sqlexp (let
adamc@751	1883 val loc = s (fitem1left, sqlexpright)
adamc@751	1884
adamc@751	1885 val e = (EVar (["Basis"], "sql_full_join", Infer), loc)
adamc@751	1886 val e = (EApp (e, #2 fitem1), loc)
adamc@751	1887 val e = (EApp (e, #2 fitem2), loc)
adamc@751	1888 in
adamc@751	1889 (#1 fitem1 @ #1 fitem2,
adamc@751	1890 (EApp (e, sqlexp), loc))
adamc@751	1891 end)
adamc@751	1892 \| fitem FULL OUTER JOIN fitem ON sqlexp (let
adamc@751	1893 val loc = s (fitem1left, sqlexpright)
adamc@751	1894
adamc@751	1895 val e = (EVar (["Basis"], "sql_full_join", Infer), loc)
adamc@751	1896 val e = (EApp (e, #2 fitem1), loc)
adamc@751	1897 val e = (EApp (e, #2 fitem2), loc)
adamc@751	1898 in
adamc@751	1899 (#1 fitem1 @ #1 fitem2,
adamc@751	1900 (EApp (e, sqlexp), loc))
adamc@751	1901 end)
adamc@1192	1902 \| LPAREN query RPAREN AS tname (let
adamc@1192	1903 val loc = s (LPARENleft, RPARENright)
adamc@1192	1904
adamc@1192	1905 val e = (EVar (["Basis"], "sql_from_query", Infer), loc)
adamc@1192	1906 val e = (ECApp (e, tname), loc)
adamc@1192	1907 in
adamc@1192	1908 ([tname], (EApp (e, query), loc))
adamc@1192	1909 end)
adamc@749	1910
adamc@204	1911 tname : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@204	1912 \| LBRACE cexp RBRACE (cexp)
adamc@204	1913
adamc@243	1914 table : SYMBOL ((CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright)),
adamc@403	1915 (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright)))
adamc@403	1916 \| SYMBOL AS tname (tname, (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright)))
adamc@221	1917 \| LBRACE LBRACE eexp RBRACE RBRACE AS tname (tname, eexp)
adamc@207	1918
adamc@748	1919 table' : table (let
adamc@748	1920 val loc = s (tableleft, tableright)
adamc@748	1921 val e = (EVar (["Basis"], "sql_from_table", Infer), loc)
adamc@748	1922 val e = (ECApp (e, #1 table), loc)
adamc@748	1923 in
adamc@748	1924 (#1 table, (EApp (e, #2 table), loc))
adamc@748	1925 end)
adamc@748	1926
adamc@243	1927 tident : SYMBOL (CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@207	1928 \| CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@221	1929 \| LBRACE LBRACE cexp RBRACE RBRACE (cexp)
adamc@207	1930
adamc@207	1931 fident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@207	1932 \| LBRACE cexp RBRACE (cexp)
adamc@207	1933
adamc@207	1934 seli : tident DOT fident (Field (tident, fident))
adamc@1194	1935 \| sqlexp (Exp (NONE, sqlexp))
adamc@1194	1936 \| sqlexp AS fident (Exp (SOME fident, sqlexp))
adamc@341	1937 \| tident DOT LBRACE LBRACE cexp RBRACE RBRACE (Fields (tident, cexp))
adam@1627	1938 \| tident DOT STAR (StarFields tident)
adamc@207	1939
adamc@207	1940 selis : seli ([seli])
adamc@207	1941 \| seli COMMA selis (seli :: selis)
adamc@207	1942
adamc@207	1943 select : STAR (Star)
adamc@207	1944 \| selis (Items selis)
adamc@209	1945
adamc@403	1946 sqlexp : TRUE (sql_inject (EVar (["Basis"], "True", Infer),
adamc@209	1947 s (TRUEleft, TRUEright)))
adamc@403	1948 \| FALSE (sql_inject (EVar (["Basis"], "False", Infer),
adamc@209	1949 s (FALSEleft, FALSEright)))
adamc@209	1950
adamc@222	1951 \| INT (sql_inject (EPrim (Prim.Int INT),
adamc@222	1952 s (INTleft, INTright)))
adamc@222	1953 \| FLOAT (sql_inject (EPrim (Prim.Float FLOAT),
adamc@222	1954 s (FLOATleft, FLOATright)))
adamc@229	1955 \| STRING (sql_inject (EPrim (Prim.String STRING),
adamc@229	1956 s (STRINGleft, STRINGright)))
adamc@441	1957 \| CURRENT_TIMESTAMP (sql_nfunc ("current_timestamp",
adamc@441	1958 s (CURRENT_TIMESTAMPleft, CURRENT_TIMESTAMPright)))
adamc@222	1959
adamc@221	1960 \| tident DOT fident (let
adamc@221	1961 val loc = s (tidentleft, fidentright)
adamc@403	1962 val e = (EVar (["Basis"], "sql_field", Infer), loc)
adamc@221	1963 val e = (ECApp (e, tident), loc)
adamc@221	1964 in
adamc@221	1965 (ECApp (e, fident), loc)
adamc@221	1966 end)
adamc@234	1967 \| CSYMBOL (let
adamc@234	1968 val loc = s (CSYMBOLleft, CSYMBOLright)
adamc@310	1969 in
adamc@310	1970 if !inDml then
adamc@310	1971 let
adamc@403	1972 val e = (EVar (["Basis"], "sql_field", Infer), loc)
adamc@310	1973 val e = (ECApp (e, (CName "T", loc)), loc)
adamc@310	1974 in
adamc@310	1975 (ECApp (e, (CName CSYMBOL, loc)), loc)
adamc@310	1976 end
adamc@310	1977 else
adamc@310	1978 let
adamc@403	1979 val e = (EVar (["Basis"], "sql_exp", Infer), loc)
adamc@310	1980 in
adamc@310	1981 (ECApp (e, (CName CSYMBOL, loc)), loc)
adamc@310	1982 end
adamc@310	1983 end)
adamc@221	1984
adamc@471	1985 \| LBRACE eexp RBRACE (eexp)
adamc@470	1986
adamc@559	1987 \| sqlexp EQ sqlexp (sql_binary ("eq", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1988 \| sqlexp NE sqlexp (sql_binary ("ne", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1989 \| sqlexp LT sqlexp (sql_binary ("lt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1990 \| sqlexp LE sqlexp (sql_binary ("le", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1991 \| sqlexp GT sqlexp (sql_binary ("gt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1992 \| sqlexp GE sqlexp (sql_binary ("ge", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1993
adamc@559	1994 \| sqlexp PLUS sqlexp (sql_binary ("plus", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1995 \| sqlexp MINUS sqlexp (sql_binary ("minus", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1996 \| sqlexp STAR sqlexp (sql_binary ("times", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1997 \| sqlexp DIVIDE sqlexp (sql_binary ("div", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	1998 \| sqlexp MOD sqlexp (sql_binary ("mod", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@219	1999
adamc@220	2000 \| sqlexp CAND sqlexp (sql_binary ("and", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@220	2001 \| sqlexp OR sqlexp (sql_binary ("or", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	2002
kkallio@1607	2003 \| sqlexp LIKE sqlexp (sql_binary ("like", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
kkallio@1607	2004
adamc@220	2005 \| NOT sqlexp (sql_unary ("not", sqlexp, s (NOTleft, sqlexpright)))
adamc@559	2006 \| MINUS sqlexp (sql_unary ("neg", sqlexp, s (MINUSleft, sqlexpright)))
adamc@220	2007
adamc@470	2008 \| sqlexp IS NULL (let
adamc@470	2009 val loc = s (sqlexpleft, NULLright)
adamc@470	2010 in
adamc@470	2011 (EApp ((EVar (["Basis"], "sql_is_null", Infer), loc),
adamc@470	2012 sqlexp), loc)
adamc@470	2013 end)
adamc@470	2014
kkallio@1572	2015 \| CIF sqlexp CTHEN sqlexp CELSE sqlexp (let
kkallio@1572	2016 val loc = s (CIFleft, sqlexp3right)
kkallio@1572	2017 val e = (EVar (["Basis"], "sql_if_then_else", Infer), loc)
kkallio@1572	2018 in
kkallio@1572	2019 (EApp ((EApp ((EApp (e, sqlexp1), loc), sqlexp2), loc), sqlexp3), loc)
kkallio@1572	2020 end)
kkallio@1572	2021
adamc@471	2022 \| LBRACE LBRACK eexp RBRACK RBRACE (sql_inject (#1 eexp,
adamc@471	2023 s (LBRACEleft, RBRACEright)))
adamc@220	2024 \| LPAREN sqlexp RPAREN (sqlexp)
adamc@210	2025
adamc@467	2026 \| NULL (sql_inject ((EVar (["Basis"], "None", Infer),
adamc@467	2027 s (NULLleft, NULLright))))
adamc@467	2028
adam@1778	2029 \| COUNT LPAREN STAR RPAREN window(let
adam@1778	2030 val loc = s (COUNTleft, windowright)
adam@1778	2031 in
adam@1778	2032 case window of
adam@1778	2033 NONE => (EVar (["Basis"], "sql_count", Infer), loc)
adam@1778	2034 \| SOME _ => applyWindow loc (EVar (["Basis"], "sql_window_count", Infer), loc) window
adam@1778	2035 end)
adam@1778	2036 \| COUNT LPAREN sqlexp RPAREN window(let
adam@1778	2037 val loc = s (COUNTleft, RPARENright)
adam@1778	2038 val e = (EVar (["Basis"], "sql_count_col", Infer), loc)
adam@1778	2039 in
adam@1778	2040 case window of
adam@1778	2041 NONE =>
adam@1778	2042 let
adam@1778	2043 val e = (EApp ((EVar (["Basis"], "sql_aggregate", Infer), loc),
adam@1778	2044 e), loc)
adam@1778	2045 in
adam@1778	2046 (EApp (e, sqlexp), loc)
adam@1778	2047 end
adam@1778	2048 \| SOME _ =>
adam@1778	2049 let
adam@1778	2050 val e = (EVar (["Basis"], "sql_count_col", Infer), loc)
adam@1778	2051 val e = (EApp ((EVar (["Basis"], "sql_window_aggregate", Infer), loc),
adam@1778	2052 e), loc)
adam@1778	2053 in
adam@1778	2054 applyWindow loc (EApp (e, sqlexp), loc) window
adam@1778	2055 end
adam@1778	2056 end)
adam@1776	2057 \| sqlagg LPAREN sqlexp RPAREN window (let
adam@1778	2058 val loc = s (sqlaggleft, RPARENright)
adam@1778	2059
adam@1776	2060 val e = (EVar (["Basis"], "sql_" ^ sqlagg, Infer), loc)
adam@1776	2061 in
adam@1776	2062 case window of
adam@1776	2063 NONE =>
adam@1776	2064 let
adam@1776	2065 val e = (EApp ((EVar (["Basis"], "sql_aggregate", Infer), loc),
adam@1776	2066 e), loc)
adam@1776	2067 in
adam@1776	2068 (EApp (e, sqlexp), loc)
adam@1776	2069 end
adam@1776	2070 \| SOME _ =>
adam@1776	2071 let
adam@1776	2072 val e = (EApp ((EVar (["Basis"], "sql_window_aggregate", Infer), loc),
adam@1776	2073 e), loc)
adam@1776	2074 in
adam@1778	2075 applyWindow loc (EApp (e, sqlexp), loc) window
adam@1776	2076 end
adam@1776	2077 end)
adam@1778	2078 \| RANK UNIT window (let
adam@1778	2079 val loc = s (RANKleft, windowright)
adam@1778	2080 in
adam@1778	2081 applyWindow loc (EVar (["Basis"], "sql_rank", Infer), loc) window
adam@1778	2082 end)
adam@1602	2083 \| COALESCE LPAREN sqlexp COMMA sqlexp RPAREN
adam@1602	2084 (let
adam@1602	2085 val loc = s (COALESCEright, sqlexp2right)
adam@1602	2086 val e = (EVar (["Basis"], "sql_coalesce", Infer), loc)
adam@1602	2087 val e = (EApp (e, sqlexp1), loc)
adam@1602	2088 in
adam@1602	2089 (EApp (e, sqlexp2), loc)
adam@1602	2090 end)
adamc@746	2091 \| fname LPAREN sqlexp RPAREN (let
adamc@746	2092 val loc = s (fnameleft, RPARENright)
adamc@746	2093
adamc@746	2094 val e = (EVar (["Basis"], "sql_ufunc", Infer), loc)
adamc@746	2095 val e = (EApp (e, fname), loc)
adamc@746	2096 in
adamc@746	2097 (EApp (e, sqlexp), loc)
adamc@746	2098 end)
adamc@1191	2099 \| LPAREN query RPAREN (let
adamc@1191	2100 val loc = s (LPARENleft, RPARENright)
adamc@1191	2101
adamc@1191	2102 val e = (EVar (["Basis"], "sql_subquery", Infer), loc)
adamc@1191	2103 in
adamc@1191	2104 (EApp (e, query), loc)
adamc@1191	2105 end)
adamc@746	2106
adam@1776	2107 window : (NONE)
adam@1777	2108 \| OVER LPAREN pbopt obopt RPAREN (SOME (pbopt, obopt))
adam@1777	2109
adam@1777	2110 pbopt : ((EVar (["Basis"], "sql_no_partition", Infer), dummy))
adam@1777	2111 \| PARTITION BY sqlexp (let
adam@1777	2112 val loc = s (PARTITIONleft, sqlexpright)
adam@1777	2113
adam@1777	2114 val e = (EVar (["Basis"], "sql_partition", Infer), loc)
adam@1777	2115 in
adam@1777	2116 (EApp (e, sqlexp), loc)
adam@1777	2117 end)
adam@1776	2118
adamc@746	2119 fname : SYMBOL (EVar (["Basis"], "sql_" ^ SYMBOL, Infer), s (SYMBOLleft, SYMBOLright))
adamc@746	2120 \| LBRACE eexp RBRACE (eexp)
adamc@235	2121
adamc@403	2122 wopt : (sql_inject (EVar (["Basis"], "True", Infer),
adamc@230	2123 dummy))
adamc@209	2124 \| CWHERE sqlexp (sqlexp)
adamc@226	2125
adamc@226	2126 groupi : tident DOT fident (GField (tident, fident))
adam@1425	2127 \| tident DOT LBRACE LBRACE cexp RBRACE RBRACE (GFields (tident, cexp))
adamc@226	2128
adamc@226	2129 groupis: groupi ([groupi])
adamc@226	2130 \| groupi COMMA groupis (groupi :: groupis)
adamc@226	2131
adamc@226	2132 gopt : (NONE)
adamc@226	2133 \| GROUP BY groupis (SOME groupis)
adamc@227	2134
adamc@403	2135 hopt : (sql_inject (EVar (["Basis"], "True", Infer),
adamc@230	2136 dummy))
adamc@227	2137 \| HAVING sqlexp (sqlexp)
adamc@230	2138
adamc@403	2139 obopt : (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), dummy),
adamc@234	2140 (CWild (KRecord (KType, dummy), dummy), dummy)),
adamc@230	2141 dummy)
adamc@230	2142 \| ORDER BY obexps (obexps)
adamc@230	2143
adamc@268	2144 obitem : sqlexp diropt (sqlexp, diropt)
adamc@268	2145
adamc@268	2146 obexps : obitem (let
adamc@268	2147 val loc = s (obitemleft, obitemright)
adamc@230	2148
adamc@403	2149 val e' = (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), loc),
adamc@234	2150 (CWild (KRecord (KType, loc), loc), loc)),
adamc@230	2151 loc)
adamc@403	2152 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons", Infer), loc),
adamc@268	2153 #1 obitem), loc)
adamc@268	2154 val e = (EApp (e, #2 obitem), loc)
adamc@230	2155 in
adamc@230	2156 (EApp (e, e'), loc)
adamc@230	2157 end)
adamc@268	2158 \| obitem COMMA obexps (let
adamc@268	2159 val loc = s (obitemleft, obexpsright)
adamc@230	2160
adamc@403	2161 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons", Infer), loc),
adamc@268	2162 #1 obitem), loc)
adamc@268	2163 val e = (EApp (e, #2 obitem), loc)
adamc@230	2164 in
adamc@230	2165 (EApp (e, obexps), loc)
adamc@230	2166 end)
adam@1682	2167 \| RANDOM popt (EVar (["Basis"], "sql_order_by_random", Infer), s (RANDOMleft, poptright))
adam@1682	2168
adam@1682	2169 popt : ()
adam@1682	2170 \| LPAREN RPAREN ()
adam@1684	2171 \| UNIT ()
adamc@231	2172
adamc@403	2173 diropt : (EVar (["Basis"], "sql_asc", Infer), dummy)
adamc@403	2174 \| ASC (EVar (["Basis"], "sql_asc", Infer), s (ASCleft, ASCright))
adamc@403	2175 \| DESC (EVar (["Basis"], "sql_desc", Infer), s (DESCleft, DESCright))
adam@1543	2176 \| LBRACE eexp RBRACE (eexp)
adamc@268	2177
adamc@403	2178 lopt : (EVar (["Basis"], "sql_no_limit", Infer), dummy)
adamc@403	2179 \| LIMIT ALL (EVar (["Basis"], "sql_no_limit", Infer), dummy)
adamc@231	2180 \| LIMIT sqlint (let
adamc@231	2181 val loc = s (LIMITleft, sqlintright)
adamc@231	2182 in
adamc@403	2183 (EApp ((EVar (["Basis"], "sql_limit", Infer), loc), sqlint), loc)
adamc@231	2184 end)
adamc@231	2185
adamc@403	2186 ofopt : (EVar (["Basis"], "sql_no_offset", Infer), dummy)
adamc@232	2187 \| OFFSET sqlint (let
adamc@232	2188 val loc = s (OFFSETleft, sqlintright)
adamc@232	2189 in
adamc@403	2190 (EApp ((EVar (["Basis"], "sql_offset", Infer), loc), sqlint), loc)
adamc@232	2191 end)
adamc@232	2192
adamc@231	2193 sqlint : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@231	2194 \| LBRACE eexp RBRACE (eexp)
adamc@236	2195
adamc@236	2196 sqlagg : AVG ("avg")
adamc@236	2197 \| SUM ("sum")
adamc@236	2198 \| MIN ("min")
adamc@236	2199 \| MAX ("max")

Mercurial > urweb

annotate src/urweb.grm @ 1943:3ecd0b6360eb