Ur/Web: src/urweb.grm annotate

annotate src/urweb.grm @ 1777:59b07fdae1ff

Partitioning and ordering for window functions

author	Adam Chlipala <adam@chlipala.net>
date	Sat, 02 Jun 2012 16:47:09 -0400
parents	8f28c3295148
children	818d4097e2ed

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
adamc@203	38 fun entable t =
adamc@203	39 case #1 t of
adamc@203	40 TRecord c => c
adamc@203	41 \| _ => t
adamc@203	42
adamc@207	43 datatype select_item =
adamc@207	44 Field of con * con
adamc@1194	45 \| Exp of con option * exp
adamc@341	46 \| Fields of con * con
adam@1627	47 \| StarFields of con
adamc@207	48
adamc@207	49 datatype select =
adamc@207	50 Star
adamc@207	51 \| Items of select_item list
adamc@207	52
adamc@226	53 datatype group_item =
adamc@226	54 GField of con * con
adam@1425	55 \| GFields of con * con
adamc@226	56
adamc@207	57 fun eqTnames ((c1, _), (c2, _)) =
adamc@207	58 case (c1, c2) of
adamc@207	59 (CVar (ms1, x1), CVar (ms2, x2)) => ms1 = ms2 andalso x1 = x2
adamc@207	60 \| (CName x1, CName x2) => x1 = x2
adamc@207	61 \| _ => false
adamc@207	62
adam@1424	63 fun nameString (c, _) =
adam@1424	64 case c of
adam@1424	65 CName s => s
adam@1424	66 \| CVar (_, x) => x
adam@1424	67 \| _ => "?"
adam@1424	68
adam@1627	69 datatype tableMode =
adam@1627	70 Unknown
adam@1627	71 \| Everything
adam@1627	72 \| Selective of con
adam@1627	73
adamc@1194	74 fun amend_select loc (si, (count, tabs, exps)) =
adamc@233	75 case si of
adamc@233	76 Field (tx, fx) =>
adamc@233	77 let
adamc@233	78 val c = (CRecord ([(fx, (CWild (KType, loc), loc))]), loc)
adamc@207	79
adamc@233	80 val (tabs, found) = ListUtil.foldlMap (fn ((tx', c'), found) =>
adamc@233	81 if eqTnames (tx, tx') then
adam@1627	82 case c' of
adam@1627	83 Everything =>
adam@1627	84 (ErrorMsg.errorAt loc
adam@1627	85 "Mixing specific-field and '*' selection of fields from same table";
adam@1627	86 ((tx', c'), found))
adam@1627	87 \| Unknown =>
adam@1627	88 ((tx', Selective c), true)
adam@1627	89 \| Selective c' =>
adam@1627	90 ((tx', Selective (CConcat (c, c'), loc)), true)
adamc@233	91 else
adamc@233	92 ((tx', c'), found))
adamc@233	93 false tabs
adamc@233	94 in
adamc@233	95 if found then
adamc@233	96 ()
adamc@233	97 else
adam@1424	98 ErrorMsg.errorAt loc ("Select of field " ^ nameString fx ^ " from unbound table " ^ nameString tx);
adamc@233	99
adamc@1194	100 (count, tabs, exps)
adamc@233	101 end
adamc@341	102 \| Fields (tx, fs) =>
adamc@341	103 let
adamc@341	104 val (tabs, found) = ListUtil.foldlMap (fn ((tx', c'), found) =>
adamc@341	105 if eqTnames (tx, tx') then
adam@1627	106 case c' of
adam@1627	107 Everything =>
adam@1627	108 (ErrorMsg.errorAt loc
adam@1627	109 "Mixing specific-field and '*' selection of fields from same table";
adam@1627	110 ((tx', c'), found))
adam@1627	111 \| Selective c' =>
adam@1627	112 ((tx', Selective (CConcat (fs, c'), loc)), true)
adam@1627	113 \| Unknown =>
adam@1627	114 ((tx', Selective fs), true)
adamc@341	115 else
adamc@341	116 ((tx', c'), found))
adamc@341	117 false tabs
adamc@341	118 in
adamc@341	119 if found then
adamc@341	120 ()
adamc@341	121 else
adamc@341	122 ErrorMsg.errorAt loc "Select of field from unbound table";
adamc@341	123
adamc@1194	124 (count, tabs, exps)
adamc@341	125 end
adam@1627	126 \| StarFields tx =>
adam@1627	127 if List.exists (fn (tx', c') => eqTnames (tx, tx') andalso case c' of
adam@1627	128 Unknown => false
adam@1627	129 \| _ => true) tabs then
adam@1627	130 (ErrorMsg.errorAt loc "Selection with '*' from table already mentioned in same SELECT clause";
adam@1627	131 (count, tabs, exps))
adam@1627	132 else if List.all (fn (tx', c') => not (eqTnames (tx, tx'))) tabs then
adam@1627	133 (ErrorMsg.errorAt loc "Select of all fields from unbound table";
adam@1627	134 (count, tabs, exps))
adam@1627	135 else
adam@1627	136 (count, map (fn (tx', c') => (tx', if eqTnames (tx, tx') then Everything else c')) tabs, exps)
adamc@1194	137 \| Exp (SOME c, e) => (count, tabs, (c, e) :: exps)
adamc@1194	138 \| Exp (NONE, e) => (count+1, tabs, ((CName (Int.toString count), loc), e) :: exps)
adamc@207	139
adamc@226	140 fun amend_group loc (gi, tabs) =
adamc@226	141 let
adamc@226	142 val (tx, c) = case gi of
adamc@226	143 GField (tx, fx) => (tx, (CRecord ([(fx, (CWild (KType, loc), loc))]), loc))
adam@1425	144 \| GFields (tx, fxs) => (tx, fxs)
adamc@226	145
adamc@226	146 val (tabs, found) = ListUtil.foldlMap (fn ((tx', c'), found) =>
adamc@226	147 if eqTnames (tx, tx') then
adamc@226	148 ((tx', (CConcat (c, c'), loc)), true)
adamc@226	149 else
adamc@226	150 ((tx', c'), found))
adam@1425	151 false tabs
adamc@226	152 in
adamc@226	153 if found then
adamc@226	154 ()
adamc@226	155 else
adamc@226	156 ErrorMsg.errorAt loc "Select of field from unbound table";
adamc@226	157
adamc@226	158 tabs
adamc@226	159 end
adamc@226	160
adamc@403	161 fun sql_inject (v, loc) =
adamc@403	162 (EApp ((EVar (["Basis"], "sql_inject", Infer), loc), (v, loc)), loc)
adamc@209	163
adamc@220	164 fun sql_binary (oper, sqlexp1, sqlexp2, loc) =
adamc@220	165 let
adamc@403	166 val e = (EVar (["Basis"], "sql_binary", Infer), loc)
adamc@403	167 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@220	168 val e = (EApp (e, sqlexp1), loc)
adamc@220	169 in
adamc@220	170 (EApp (e, sqlexp2), loc)
adamc@220	171 end
adamc@220	172
adamc@220	173 fun sql_unary (oper, sqlexp, loc) =
adamc@220	174 let
adamc@403	175 val e = (EVar (["Basis"], "sql_unary", Infer), loc)
adamc@403	176 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@220	177 in
adamc@220	178 (EApp (e, sqlexp), loc)
adamc@219	179 end
adamc@219	180
adam@1427	181 fun sql_relop (oper, all, sqlexp1, sqlexp2, loc) =
adamc@229	182 let
adamc@403	183 val e = (EVar (["Basis"], "sql_relop", Infer), loc)
adamc@403	184 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adam@1427	185 val e = (EApp (e, (EVar (["Basis"], if all then "True" else "False", Infer), loc)), loc)
adamc@229	186 val e = (EApp (e, sqlexp1), loc)
adamc@229	187 in
adamc@229	188 (EApp (e, sqlexp2), loc)
adamc@229	189 end
adamc@229	190
adamc@441	191 fun sql_nfunc (oper, loc) =
adamc@441	192 let
adamc@441	193 val e = (EVar (["Basis"], "sql_nfunc", Infer), loc)
adamc@441	194 in
adamc@441	195 (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@441	196 end
adamc@441	197
adamc@389	198 fun native_unop (oper, e1, loc) =
adamc@389	199 let
adamc@403	200 val e = (EVar (["Basis"], oper, Infer), loc)
adamc@389	201 in
adamc@389	202 (EApp (e, e1), loc)
adamc@389	203 end
adamc@389	204
adamc@256	205 fun native_op (oper, e1, e2, loc) =
adamc@256	206 let
adamc@403	207 val e = (EVar (["Basis"], oper, Infer), loc)
adamc@256	208 val e = (EApp (e, e1), loc)
adamc@256	209 in
adamc@256	210 (EApp (e, e2), loc)
adamc@256	211 end
adamc@256	212
adamc@310	213 val inDml = ref false
adamc@310	214
adamc@325	215 fun tagIn bt =
adamc@325	216 case bt of
adamc@325	217 "table" => "tabl"
adamc@325	218 \| _ => bt
adamc@325	219
adamc@709	220 datatype prop_kind = Delete \| Update
adamc@709	221
adam@1751	222 datatype attr = Class of exp \| DynClass of exp \| Style of exp \| DynStyle of exp \| Normal of con * exp
adamc@721	223
adamc@822	224 fun patType loc (p : pat) =
adamc@822	225 case #1 p of
adamc@822	226 PAnnot (_, t) => t
adamc@822	227 \| _ => (CWild (KType, loc), loc)
adamc@822	228
adamc@1265	229 fun tnamesOf (e, _) =
adamc@1265	230 case e of
adamc@1265	231 EApp (e1, e2) => tnamesOf e1 @ tnamesOf e2
adamc@1265	232 \| ECApp (e, c as (CName _, _)) =>
adamc@1265	233 let
adamc@1265	234 fun isFt (e, _) =
adamc@1265	235 case e of
adamc@1265	236 EVar (["Basis"], "sql_from_table", _) => true
adamc@1265	237 \| EVar ([], "sql_from_table", _) => true
adamc@1265	238 \| ECApp (e, _) => isFt e
adamc@1265	239 \| EApp (e, _) => isFt e
adamc@1265	240 \| EDisjointApp e => isFt e
adamc@1265	241 \| _ => false
adamc@1265	242 in
adamc@1265	243 (if isFt e then [c] else []) @ tnamesOf e
adamc@1265	244 end
adamc@1265	245 \| ECApp (e, _) => tnamesOf e
adamc@1265	246 \| EDisjointApp e => tnamesOf e
adamc@1265	247 \| _ => []
adamc@1265	248
adam@1761	249 fun classOut (s, pos) =
adam@1761	250 let
adam@1761	251 val s = case s of
adam@1761	252 "table" => "tabl"
adam@1761	253 \| _ => s
adam@1761	254 in
adam@1761	255 (EVar ([], String.translate (fn #"-" => "_" \| ch => str ch) s, Infer), pos)
adam@1761	256 end
adam@1749	257
adam@1749	258 fun parseClass s pos =
adam@1749	259 case String.tokens Char.isSpace s of
adam@1749	260 [] => (EVar (["Basis"], "null", Infer), pos)
adam@1749	261 \| class :: classes =>
adam@1749	262 foldl (fn (s, e) => (EApp ((EApp ((EVar (["Basis"], "classes", Infer), pos), e), pos), classOut (s, pos)), pos))
adam@1749	263 (classOut (class, pos)) classes
adam@1749	264
adam@1750	265 fun parseValue s pos =
adam@1750	266 if String.isPrefix "url(" s andalso String.isSuffix ")" s then
adam@1750	267 let
adam@1750	268 val s = String.substring (s, 4, size s - 5)
adam@1750	269
adam@1750	270 val s = if size s >= 2
adam@1750	271 andalso ((String.isPrefix "\"" s andalso String.isSuffix "\"" s)
adam@1750	272 orelse (String.isPrefix "'" s andalso String.isSuffix "'" s)) then
adam@1750	273 String.substring (s, 1, size s - 2)
adam@1750	274 else
adam@1750	275 s
adam@1750	276 in
adam@1750	277 (EApp ((EVar (["Basis"], "css_url", Infer), pos),
adam@1750	278 (EApp ((EVar (["Basis"], "bless", Infer), pos),
adam@1750	279 (EPrim (Prim.String s), pos)), pos)), pos)
adam@1750	280 end
adam@1750	281 else
adam@1750	282 (EApp ((EVar (["Basis"], "atom", Infer), pos),
adam@1750	283 (EPrim (Prim.String s), pos)), pos)
adam@1750	284
adam@1750	285 fun parseProperty s pos =
adam@1750	286 let
adam@1750	287 val (befor, after) = Substring.splitl (fn ch => ch <> #":") (Substring.full s)
adam@1750	288 in
adam@1750	289 if Substring.isEmpty after then
adam@1750	290 (ErrorMsg.errorAt pos ("Invalid CSS property syntax: " ^ s);
adam@1750	291 (EPrim (Prim.String ""), pos))
adam@1750	292 else
adam@1750	293 foldl (fn (value, e) => (EApp ((EApp ((EVar (["Basis"], "value", Infer), pos), e), pos), parseValue value pos), pos))
adam@1750	294 (EApp ((EVar (["Basis"], "property", Infer), pos),
adam@1750	295 (EPrim (Prim.String (Substring.string (#2 (Substring.splitl Char.isSpace befor)))), pos)), pos)
adam@1750	296 (String.tokens Char.isSpace (Substring.string (Substring.slice (after, 1, NONE))))
adam@1750	297 end
adam@1750	298
adam@1750	299 fun parseStyle s pos =
adam@1750	300 case String.tokens (fn ch => ch = #";") s of
adam@1750	301 [] => (EVar (["Basis"], "noStyle", Infer), pos)
adam@1750	302 \| props =>
adam@1750	303 foldl (fn (s, e) => (EApp ((EApp ((EVar (["Basis"], "oneProperty", Infer), pos), e), pos), parseProperty s pos), pos))
adam@1750	304 (EVar (["Basis"], "noStyle", Infer), pos) props
adam@1750	305
adam@1777	306 fun applyWindow loc e window =
adam@1777	307 let
adam@1777	308 val (pb, ob) = getOpt (window, ((EVar (["Basis"], "sql_no_partition", Infer), dummy),
adam@1777	309 (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), dummy),
adam@1777	310 (CWild (KRecord (KType, dummy), dummy), dummy)),
adam@1777	311 dummy)))
adam@1777	312 val e' = (EVar (["Basis"], "sql_window", Infer), loc)
adam@1777	313 val e' = (EApp (e', e), loc)
adam@1777	314 val e' = (EApp (e', pb), loc)
adam@1777	315 in
adam@1777	316 (EApp (e', ob), loc)
adam@1777	317 end
adam@1777	318
adamc@1	319 %%
adamc@244	320 %header (functor UrwebLrValsFn(structure Token : TOKEN))
adamc@1	321
adamc@1	322 %term
adamc@1	323 EOF
adamc@821	324 \| STRING of string \| INT of Int64.int \| FLOAT of Real64.real \| CHAR of char
adamc@1	325 \| SYMBOL of string \| CSYMBOL of string
adamc@1	326 \| LPAREN \| RPAREN \| LBRACK \| RBRACK \| LBRACE \| RBRACE
adam@1306	327 \| EQ \| COMMA \| COLON \| DCOLON \| DCOLONWILD \| TCOLON \| TCOLONWILD \| DOT \| HASH \| UNDER \| UNDERUNDER \| BAR
adamc@403	328 \| PLUS \| MINUS \| DIVIDE \| DOTDOTDOT \| MOD \| AT
adamc@623	329 \| CON \| LTYPE \| VAL \| REC \| AND \| FUN \| MAP \| UNIT \| KUNIT \| CLASS
adamc@156	330 \| DATATYPE \| OF
adamc@7	331 \| TYPE \| NAME
adamc@629	332 \| ARROW \| LARROW \| DARROW \| STAR \| SEMI \| KARROW \| DKARROW \| BANG
adamc@674	333 \| FN \| PLUSPLUS \| MINUSMINUS \| MINUSMINUSMINUS \| DOLLAR \| TWIDDLE \| CARET
adamc@446	334 \| LET \| IN
adam@1732	335 \| STRUCTURE \| SIGNATURE \| STRUCT \| SIG \| END \| FUNCTOR \| WHERE \| SQL \| SELECT1
adamc@754	336 \| INCLUDE \| OPEN \| CONSTRAINT \| CONSTRAINTS \| EXPORT \| TABLE \| SEQUENCE \| VIEW
adamc@1199	337 \| COOKIE \| STYLE \| TASK \| POLICY
adamc@842	338 \| CASE \| IF \| THEN \| ELSE \| ANDALSO \| ORELSE
adamc@1	339
adamc@360	340 \| XML_BEGIN of string \| XML_END \| XML_BEGIN_END of string
adamc@91	341 \| NOTAGS of string
adamc@91	342 \| BEGIN_TAG of string \| END_TAG of string
adamc@91	343
adamc@993	344 \| SELECT \| DISTINCT \| FROM \| AS \| CWHERE \| GROUP \| ORDER \| BY \| HAVING
adamc@229	345 \| UNION \| INTERSECT \| EXCEPT
adamc@232	346 \| LIMIT \| OFFSET \| ALL
adamc@220	347 \| TRUE \| FALSE \| CAND \| OR \| NOT
adam@1776	348 \| COUNT \| AVG \| SUM \| MIN \| MAX \| RANK
adam@1682	349 \| ASC \| DESC \| RANDOM
kkallio@1607	350 \| INSERT \| INTO \| VALUES \| UPDATE \| SET \| DELETE \| NULL \| IS \| COALESCE \| LIKE
adamc@441	351 \| CURRENT_TIMESTAMP
adamc@219	352 \| NE \| LT \| LE \| GT \| GE
adamc@714	353 \| CCONSTRAINT \| UNIQUE \| CHECK \| PRIMARY \| FOREIGN \| KEY \| ON \| NO \| ACTION \| RESTRICT \| CASCADE \| REFERENCES
adamc@751	354 \| JOIN \| INNER \| CROSS \| OUTER \| LEFT \| RIGHT \| FULL
kkallio@1572	355 \| CIF \| CTHEN \| CELSE
adam@1776	356 \| OVER \| PARTITION
adamc@204	357
adamc@30	358 %nonterm
adamc@1	359 file of decl list
adamc@1	360 \| decls of decl list
adamc@325	361 \| decl of decl list
adamc@123	362 \| vali of string * con option * exp
adamc@123	363 \| valis of (string * con option * exp) list
adamc@242	364 \| copt of con option
adamc@1	365
adamc@191	366 \| dargs of string list
adamc@156	367 \| barOpt of unit
adamc@156	368 \| dcons of (string * con option) list
adamc@805	369 \| dtype of string * string list * (string * con option) list
adamc@805	370 \| dtypes of (string * string list * (string * con option) list) list
adamc@156	371 \| dcon of string * con option
adamc@156	372
adamc@707	373 \| pkopt of exp
adam@1722	374 \| pk of exp
adamc@707	375 \| commaOpt of unit
adamc@707	376
adamc@704	377 \| cst of exp
adamc@704	378 \| csts of exp
adamc@704	379 \| cstopt of exp
adamc@704	380
adamc@1001	381 \| ckl of (string * kind option) list
adamc@1001	382
adamc@709	383 \| pmode of prop_kind * exp
adamc@709	384 \| pkind of prop_kind
adamc@709	385 \| prule of exp
adamc@709	386 \| pmodes of (prop_kind * exp) list
adamc@709	387
adamc@30	388 \| sgn of sgn
adamc@42	389 \| sgntm of sgn
adamc@30	390 \| sgi of sgn_item
adamc@30	391 \| sgis of sgn_item list
adamc@30	392
adamc@30	393 \| str of str
adamc@30	394
adamc@1	395 \| kind of kind
adamc@207	396 \| ktuple of kind list
adamc@1	397 \| kcolon of explicitness
adamc@240	398 \| kopt of kind option
adamc@1	399
adamc@34	400 \| path of string list * string
adamc@156	401 \| cpath of string list * string
adamc@34	402 \| spath of str
adamc@59	403 \| mpath of string list
adamc@34	404
adamc@1	405 \| cexp of con
adam@1577	406 \| cexpO of con option
adamc@1	407 \| capps of con
adamc@1	408 \| cterm of con
adamc@195	409 \| ctuple of con list
adamc@207	410 \| ctuplev of con list
adamc@1	411 \| ident of con
adamc@200	412 \| idents of con list
adamc@1	413 \| rcon of (con * con) list
adamc@83	414 \| rconn of (con * con) list
adamc@1	415 \| rcone of (con * con) list
adamc@239	416 \| cargs of con * kind -> con * kind
adamc@239	417 \| cargl of con * kind -> con * kind
adamc@240	418 \| cargl2 of con * kind -> con * kind
adamc@239	419 \| carg of con * kind -> con * kind
adamc@239	420 \| cargp of con * kind -> con * kind
adamc@1	421
adamc@8	422 \| eexp of exp
adamc@8	423 \| eapps of exp
adamc@8	424 \| eterm of exp
adamc@195	425 \| etuple of exp list
adamc@12	426 \| rexp of (con * exp) list
adamc@91	427 \| xml of exp
adamc@91	428 \| xmlOne of exp
adamc@1045	429 \| xmlOpt of exp
adam@1643	430 \| tag of (string * exp) * exp option * exp option * exp
adamc@141	431 \| tagHead of string * exp
adamc@434	432 \| bind of string * con option * exp
adamc@446	433 \| edecl of edecl
adamc@446	434 \| edecls of edecl list
adamc@8	435
adamc@241	436 \| earg of exp * con -> exp * con
adamc@241	437 \| eargp of exp * con -> exp * con
adamc@822	438 \| earga of exp * con -> exp * con
adamc@241	439 \| eargs of exp * con -> exp * con
adamc@241	440 \| eargl of exp * con -> exp * con
adamc@242	441 \| eargl2 of exp * con -> exp * con
adamc@241	442
adamc@170	443 \| branch of pat * exp
adamc@170	444 \| branchs of (pat * exp) list
adamc@170	445 \| pat of pat
adamc@822	446 \| patS of pat
adamc@170	447 \| pterm of pat
adamc@174	448 \| rpat of (string * pat) list * bool
adamc@195	449 \| ptuple of pat list
adamc@170	450
adam@1751	451 \| attrs of exp option * exp option * exp option * exp option * (con * exp) list
adamc@721	452 \| attr of attr
adamc@104	453 \| attrv of exp
adamc@104	454
adamc@204	455 \| query of exp
adamc@226	456 \| query1 of exp
adamc@993	457 \| dopt of exp
adamc@748	458 \| tables of con list * exp
adamc@749	459 \| fitem of con list * exp
adamc@204	460 \| tname of con
adamc@705	461 \| tnameW of con * con
adamc@705	462 \| tnames of (con * con) * (con * con) list
adamc@705	463 \| tnames' of (con * con) * (con * con) list
adamc@204	464 \| table of con * exp
adamc@748	465 \| table' of con * exp
adamc@207	466 \| tident of con
adamc@207	467 \| fident of con
adamc@207	468 \| seli of select_item
adamc@207	469 \| selis of select_item list
adamc@207	470 \| select of select
adamc@209	471 \| sqlexp of exp
adam@1777	472 \| window of (exp * exp) option
adam@1777	473 \| pbopt of exp
adamc@209	474 \| wopt of exp
adamc@226	475 \| groupi of group_item
adamc@226	476 \| groupis of group_item list
adamc@226	477 \| gopt of group_item list option
adamc@227	478 \| hopt of exp
adamc@230	479 \| obopt of exp
adamc@268	480 \| obitem of exp * exp
adamc@230	481 \| obexps of exp
adam@1682	482 \| popt of unit
adamc@268	483 \| diropt of exp
adamc@231	484 \| lopt of exp
adamc@232	485 \| ofopt of exp
adamc@231	486 \| sqlint of exp
adamc@236	487 \| sqlagg of string
adamc@746	488 \| fname of exp
adamc@207	489
adamc@302	490 \| texp of exp
adamc@302	491 \| fields of con list
adamc@302	492 \| sqlexps of exp list
adamc@303	493 \| fsets of (con * exp) list
adamc@310	494 \| enterDml of unit
adamc@310	495 \| leaveDml of unit
adamc@302	496
adamc@204	497
adamc@1	498 %verbose (* print summary of errors *)
adamc@1	499 %pos int (* positions *)
adamc@1	500 %start file
adamc@1	501 %pure
adamc@1	502 %eop EOF
adamc@1	503 %noshift EOF
adamc@1	504
adamc@244	505 %name Urweb
adamc@1	506
adamc@623	507 %right KARROW
adamc@623	508 %nonassoc DKARROW
adamc@243	509 %right SEMI
adamc@243	510 %nonassoc LARROW
adamc@195	511 %nonassoc IF THEN ELSE
adamc@843	512 %nonassoc DARROW
adamc@842	513 %left ANDALSO
adamc@842	514 %left ORELSE
adamc@1	515 %nonassoc COLON
adam@1306	516 %nonassoc DCOLON TCOLON DCOLONWILD TCOLONWILD
adam@1427	517 %left UNION INTERSECT EXCEPT ALL
adamc@1	518 %right COMMA
adamc@751	519 %right JOIN INNER CROSS OUTER LEFT RIGHT FULL
adamc@220	520 %right OR
adamc@220	521 %right CAND
adamc@470	522 %nonassoc EQ NE LT LE GT GE IS
adamc@243	523 %right ARROW
adamc@837	524 %right CARET PLUSPLUS
adamc@837	525 %left MINUSMINUS MINUSMINUSMINUS
adamc@389	526 %left PLUS MINUS
adamc@389	527 %left STAR DIVIDE MOD
adamc@220	528 %left NOT
adamc@84	529 %nonassoc TWIDDLE
adamc@1	530 %nonassoc DOLLAR
adamc@1	531 %left DOT
adamc@221	532 %nonassoc LBRACE RBRACE
adamc@1	533
adamc@1	534 %%
adamc@1	535
adamc@1	536 file : decls (decls)
adamc@54	537 \| SIG sgis ([(DSgn ("?", (SgnConst sgis, s (SIGleft, sgisright))),
adamc@54	538 s (SIGleft, sgisright))])
adamc@1	539
adamc@1	540 decls : ([])
adamc@325	541 \| decl decls (decl @ decls)
adamc@1	542
adamc@240	543 decl : CON SYMBOL cargl2 kopt EQ cexp (let
adamc@240	544 val loc = s (CONleft, cexpright)
adamc@240	545
adamc@240	546 val k = Option.getOpt (kopt, (KWild, loc))
adamc@240	547 val (c, k) = cargl2 (cexp, k)
adamc@240	548 in
adamc@325	549 [(DCon (SYMBOL, SOME k, c), loc)]
adamc@240	550 end)
adam@1654	551 \| LTYPE SYMBOL cargl2 EQ cexp (let
adam@1654	552 val loc = s (LTYPEleft, cexpright)
adam@1654	553
adam@1654	554 val k = (KWild, loc)
adam@1654	555 val (c, k) = cargl2 (cexp, k)
adam@1654	556 in
adam@1654	557 [(DCon (SYMBOL, SOME k, c), loc)]
adam@1654	558 end)
adamc@805	559 \| DATATYPE dtypes ([(DDatatype dtypes, s (DATATYPEleft, dtypesright))])
adamc@191	560 \| DATATYPE SYMBOL dargs EQ DATATYPE CSYMBOL DOT path
adamc@191	561 (case dargs of
adamc@325	562 [] => [(DDatatypeImp (SYMBOL, CSYMBOL :: #1 path, #2 path), s (DATATYPEleft, pathright))]
adamc@191	563 \| _ => raise Fail "Arguments specified for imported datatype")
adamc@325	564 \| VAL vali ([(DVal vali, s (VALleft, valiright))])
adamc@325	565 \| VAL REC valis ([(DValRec valis, s (VALleft, valisright))])
adamc@325	566 \| FUN valis ([(DValRec valis, s (FUNleft, valisright))])
adamc@1	567
adamc@325	568 \| SIGNATURE CSYMBOL EQ sgn ([(DSgn (CSYMBOL, sgn), s (SIGNATUREleft, sgnright))])
adam@1732	569 \| STRUCTURE CSYMBOL EQ str ([(DStr (CSYMBOL, NONE, NONE, str), s (STRUCTUREleft, strright))])
adam@1732	570 \| STRUCTURE CSYMBOL COLON sgn EQ str ([(DStr (CSYMBOL, SOME sgn, NONE, str), s (STRUCTUREleft, strright))])
adamc@42	571 \| FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN EQ str
adam@1732	572 ([(DStr (CSYMBOL1, NONE, NONE,
adamc@325	573 (StrFun (CSYMBOL2, sgn1, NONE, str), s (FUNCTORleft, strright))),
adamc@325	574 s (FUNCTORleft, strright))])
adamc@42	575 \| FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN COLON sgn EQ str
adam@1732	576 ([(DStr (CSYMBOL1, NONE, NONE,
adamc@325	577 (StrFun (CSYMBOL2, sgn1, SOME sgn2, str), s (FUNCTORleft, strright))),
adamc@325	578 s (FUNCTORleft, strright))])
adamc@61	579 \| OPEN mpath (case mpath of
adamc@61	580 [] => raise Fail "Impossible mpath parse [1]"
adamc@325	581 \| m :: ms => [(DOpen (m, ms), s (OPENleft, mpathright))])
adamc@325	582 \| OPEN mpath LPAREN str RPAREN (let
adamc@325	583 val loc = s (OPENleft, RPARENright)
adamc@325	584
adamc@325	585 val m = case mpath of
adamc@325	586 [] => raise Fail "Impossible mpath parse [4]"
adamc@325	587 \| m :: ms =>
adamc@325	588 foldl (fn (m, str) => (StrProj (str, m), loc))
adamc@325	589 (StrVar m, loc) ms
adamc@325	590 in
adam@1732	591 [(DStr ("anon", NONE, NONE, (StrApp (m, str), loc)), loc),
adamc@325	592 (DOpen ("anon", []), loc)]
adamc@325	593 end)
adamc@88	594 \| OPEN CONSTRAINTS mpath (case mpath of
adamc@88	595 [] => raise Fail "Impossible mpath parse [3]"
adamc@325	596 \| m :: ms => [(DOpenConstraints (m, ms), s (OPENleft, mpathright))])
adamc@325	597 \| CONSTRAINT cterm TWIDDLE cterm ([(DConstraint (cterm1, cterm2), s (CONSTRAINTleft, ctermright))])
adamc@325	598 \| EXPORT spath ([(DExport spath, s (EXPORTleft, spathright))])
adamc@707	599 \| TABLE SYMBOL COLON cterm pkopt commaOpt cstopt([(DTable (SYMBOL, entable cterm, pkopt, cstopt),
adamc@707	600 s (TABLEleft, cstoptright))])
adamc@338	601 \| SEQUENCE SYMBOL ([(DSequence SYMBOL, s (SEQUENCEleft, SYMBOLright))])
adamc@754	602 \| VIEW SYMBOL EQ query ([(DView (SYMBOL, query),
adamc@754	603 s (VIEWleft, queryright))])
adamc@754	604 \| VIEW SYMBOL EQ LBRACE eexp RBRACE ([(DView (SYMBOL, eexp),
adamc@754	605 s (VIEWleft, RBRACEright))])
adamc@563	606 \| CLASS SYMBOL EQ cexp (let
adamc@563	607 val loc = s (CLASSleft, cexpright)
adamc@563	608 in
adamc@563	609 [(DClass (SYMBOL, (KWild, loc), cexp), loc)]
adamc@563	610 end)
adamc@563	611 \| CLASS SYMBOL DCOLON kind EQ cexp ([(DClass (SYMBOL, kind, cexp), s (CLASSleft, cexpright))])
adamc@211	612 \| CLASS SYMBOL SYMBOL EQ cexp (let
adamc@211	613 val loc = s (CLASSleft, cexpright)
adamc@563	614 val k = (KWild, loc)
adamc@211	615 val c = (CAbs (SYMBOL2, SOME k, cexp), loc)
adamc@211	616 in
adamc@563	617 [(DClass (SYMBOL1, k, c), s (CLASSleft, cexpright))]
adamc@563	618 end)
adamc@563	619 \| CLASS SYMBOL LPAREN SYMBOL DCOLON kind RPAREN EQ cexp (let
adamc@563	620 val loc = s (CLASSleft, cexpright)
adamc@563	621 val c = (CAbs (SYMBOL2, SOME kind, cexp), loc)
adamc@563	622 in
adamc@563	623 [(DClass (SYMBOL1, kind, c), s (CLASSleft, cexpright))]
adamc@211	624 end)
adamc@459	625 \| COOKIE SYMBOL COLON cexp ([(DCookie (SYMBOL, cexp), s (COOKIEleft, cexpright))])
adamc@720	626 \| STYLE SYMBOL ([(DStyle SYMBOL, s (STYLEleft, SYMBOLright))])
adamc@1075	627 \| TASK eapps EQ eexp ([(DTask (eapps, eexp), s (TASKleft, eexpright))])
adamc@1199	628 \| POLICY eexp ([(DPolicy eexp, s (POLICYleft, eexpright))])
adamc@30	629
adamc@805	630 dtype : SYMBOL dargs EQ barOpt dcons (SYMBOL, dargs, dcons)
adamc@805	631
adamc@805	632 dtypes : dtype ([dtype])
adamc@805	633 \| dtype AND dtypes (dtype :: dtypes)
adamc@805	634
adamc@240	635 kopt : (NONE)
adamc@240	636 \| DCOLON kind (SOME kind)
adam@1302	637 \| DCOLONWILD (SOME (KWild, s (DCOLONWILDleft, DCOLONWILDright)))
adamc@240	638
adamc@191	639 dargs : ([])
adamc@191	640 \| SYMBOL dargs (SYMBOL :: dargs)
adamc@191	641
adamc@156	642 barOpt : ()
adamc@156	643 \| BAR ()
adamc@156	644
adamc@156	645 dcons : dcon ([dcon])
adamc@156	646 \| dcon BAR dcons (dcon :: dcons)
adamc@156	647
adamc@156	648 dcon : CSYMBOL (CSYMBOL, NONE)
adamc@156	649 \| CSYMBOL OF cexp (CSYMBOL, SOME cexp)
adamc@156	650
adamc@242	651 vali : SYMBOL eargl2 copt EQ eexp (let
adamc@242	652 val loc = s (SYMBOLleft, eexpright)
adamc@242	653 val t = Option.getOpt (copt, (CWild (KType, loc), loc))
adamc@242	654
adamc@242	655 val (e, t) = eargl2 (eexp, t)
adamc@242	656 in
adamc@242	657 (SYMBOL, SOME t, e)
adamc@242	658 end)
adamc@242	659
adamc@242	660 copt : (NONE)
adamc@242	661 \| COLON cexp (SOME cexp)
adamc@123	662
adamc@704	663 cstopt : (EVar (["Basis"], "no_constraint", Infer), dummy)
adamc@704	664 \| csts (csts)
adamc@704	665
adamc@704	666 csts : CCONSTRAINT tname cst (let
adamc@704	667 val loc = s (CCONSTRAINTleft, cstright)
adamc@704	668
adamc@704	669 val e = (EVar (["Basis"], "one_constraint", Infer), loc)
adamc@704	670 val e = (ECApp (e, tname), loc)
adamc@704	671 in
adamc@704	672 (EApp (e, cst), loc)
adamc@704	673 end)
adamc@704	674 \| csts COMMA csts (let
adamc@704	675 val loc = s (csts1left, csts2right)
adamc@704	676
adamc@704	677 val e = (EVar (["Basis"], "join_constraints", Infer), loc)
adamc@704	678 val e = (EApp (e, csts1), loc)
adamc@704	679 in
adamc@704	680 (EApp (e, csts2), loc)
adamc@704	681 end)
adamc@704	682 \| LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adamc@704	683
adamc@704	684 cst : UNIQUE tnames (let
adamc@704	685 val loc = s (UNIQUEleft, tnamesright)
adamc@704	686
adamc@704	687 val e = (EVar (["Basis"], "unique", Infer), loc)
adamc@705	688 val e = (ECApp (e, #1 (#1 tnames)), loc)
adamc@705	689 val e = (ECApp (e, (CRecord (#2 tnames), loc)), loc)
adamc@704	690 in
adamc@1093	691 e
adamc@704	692 end)
adamc@709	693
adamc@714	694 \| CHECK sqlexp (let
adamc@714	695 val loc = s (CHECKleft, sqlexpright)
adamc@714	696 in
adamc@714	697 (EApp ((EVar (["Basis"], "check", Infer), loc),
adamc@714	698 sqlexp), loc)
adamc@714	699 end)
adamc@714	700
adamc@709	701 \| FOREIGN KEY tnames REFERENCES texp LPAREN tnames' RPAREN pmodes
adamc@709	702 (let
adamc@709	703 val loc = s (FOREIGNleft, pmodesright)
adamc@709	704
adamc@709	705 val mat = ListPair.foldrEq
adamc@709	706 (fn ((nm1, _), (nm2, _), mat) =>
adamc@709	707 let
adamc@709	708 val e = (EVar (["Basis"], "mat_cons", Infer), loc)
adamc@709	709 val e = (ECApp (e, nm1), loc)
adamc@709	710 val e = (ECApp (e, nm2), loc)
adamc@709	711 in
adamc@709	712 (EApp (e, mat), loc)
adamc@709	713 end)
adamc@709	714 (EVar (["Basis"], "mat_nil", Infer), loc)
adamc@709	715 (#1 tnames :: #2 tnames, #1 tnames' :: #2 tnames')
adam@1401	716 handle ListPair.UnequalLengths =>
adam@1401	717 (ErrorMsg.errorAt loc ("Unequal foreign key list lengths ("
adam@1401	718 ^ Int.toString (1 + length (#2 tnames))
adam@1401	719 ^ " vs. "
adam@1401	720 ^ Int.toString (1 + length (#2 tnames'))
adam@1401	721 ^ ")");
adam@1401	722 (EVar (["Basis"], "mat_nil", Infer), loc))
adamc@709	723
adamc@709	724 fun findMode mode =
adamc@709	725 let
adamc@709	726 fun findMode' pmodes =
adamc@709	727 case pmodes of
adamc@709	728 [] => (EVar (["Basis"], "no_action", Infer), loc)
adamc@709	729 \| (mode', rule) :: pmodes' =>
adamc@709	730 if mode' = mode then
adamc@709	731 (if List.exists (fn (mode', _) => mode' = mode)
adamc@709	732 pmodes' then
adamc@709	733 ErrorMsg.errorAt loc "Duplicate propagation rule"
adamc@709	734 else
adamc@709	735 ();
adamc@709	736 rule)
adamc@709	737 else
adamc@709	738 findMode' pmodes'
adamc@709	739 in
adamc@709	740 findMode' pmodes
adamc@709	741 end
adamc@709	742
adamc@709	743 val e = (EVar (["Basis"], "foreign_key", Infer), loc)
adamc@709	744 val e = (EApp (e, mat), loc)
adamc@709	745 val e = (EApp (e, texp), loc)
adamc@709	746 in
adamc@709	747 (EApp (e, (ERecord [((CName "OnDelete", loc),
adamc@709	748 findMode Delete),
adamc@709	749 ((CName "OnUpdate", loc),
adamc@709	750 findMode Update)], loc)), loc)
adamc@709	751 end)
adamc@709	752
adamc@704	753 \| LBRACE eexp RBRACE (eexp)
adamc@704	754
adamc@704	755 tnameW : tname (let
adamc@704	756 val loc = s (tnameleft, tnameright)
adamc@704	757 in
adamc@704	758 (tname, (CWild (KType, loc), loc))
adamc@704	759 end)
adamc@704	760
adamc@705	761 tnames : tnameW (tnameW, [])
adamc@705	762 \| LPAREN tnames' RPAREN (tnames')
adamc@704	763
adamc@705	764 tnames': tnameW (tnameW, [])
adamc@705	765 \| tnameW COMMA tnames' (#1 tnames', tnameW :: #2 tnames')
adamc@704	766
adamc@709	767 pmode : ON pkind prule (pkind, prule)
adamc@709	768
adamc@709	769 pkind : DELETE (Delete)
adamc@709	770 \| UPDATE (Update)
adamc@709	771
adamc@709	772 prule : NO ACTION (EVar (["Basis"], "no_action", Infer), s (NOleft, ACTIONright))
adamc@709	773 \| RESTRICT (EVar (["Basis"], "restrict", Infer), s (RESTRICTleft, RESTRICTright))
adamc@709	774 \| CASCADE (EVar (["Basis"], "cascade", Infer), s (CASCADEleft, CASCADEright))
adamc@709	775 \| SET NULL (EVar (["Basis"], "set_null", Infer), s (SETleft, NULLright))
adamc@709	776
adamc@709	777 pmodes : ([])
adamc@709	778 \| pmode pmodes (pmode :: pmodes)
adamc@709	779
adamc@707	780 commaOpt: ()
adamc@707	781 \| COMMA ()
adamc@707	782
adam@1722	783 pk : LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adam@1722	784 \| tnames (let
adam@1722	785 val loc = s (tnamesleft, tnamesright)
adamc@707	786
adamc@1093	787 val e = (EVar (["Basis"], "primary_key", TypesOnly), loc)
adamc@707	788 val e = (ECApp (e, #1 (#1 tnames)), loc)
adamc@707	789 val e = (ECApp (e, (CRecord (#2 tnames), loc)), loc)
adamc@707	790 val e = (EDisjointApp e, loc)
adamc@707	791 val e = (EDisjointApp e, loc)
adamc@707	792
adamc@707	793 val witness = map (fn (c, _) =>
adamc@707	794 (c, (EWild, loc)))
adamc@707	795 (#1 tnames :: #2 tnames)
adamc@707	796 val witness = (ERecord witness, loc)
adamc@707	797 in
adamc@707	798 (EApp (e, witness), loc)
adamc@707	799 end)
adamc@707	800
adam@1722	801 pkopt : (EVar (["Basis"], "no_primary_key", Infer), dummy)
adam@1722	802 \| PRIMARY KEY pk (pk)
adam@1722	803
adamc@123	804 valis : vali ([vali])
adamc@123	805 \| vali AND valis (vali :: valis)
adamc@123	806
adamc@42	807 sgn : sgntm (sgntm)
adamc@40	808 \| FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@40	809 (SgnFun (CSYMBOL, sgn1, sgn2), s (FUNCTORleft, sgn2right))
adamc@30	810
adamc@42	811 sgntm : SIG sgis END (SgnConst sgis, s (SIGleft, ENDright))
adamc@59	812 \| mpath (case mpath of
adamc@61	813 [] => raise Fail "Impossible mpath parse [2]"
adamc@59	814 \| [x] => SgnVar x
adamc@59	815 \| m :: ms => SgnProj (m,
adamc@59	816 List.take (ms, length ms - 1),
adamc@59	817 List.nth (ms, length ms - 1)),
adamc@59	818 s (mpathleft, mpathright))
adamc@42	819 \| sgntm WHERE CON SYMBOL EQ cexp (SgnWhere (sgntm, SYMBOL, cexp), s (sgntmleft, cexpright))
adamc@42	820 \| sgntm WHERE LTYPE SYMBOL EQ cexp(SgnWhere (sgntm, SYMBOL, cexp), s (sgntmleft, cexpright))
adamc@42	821 \| LPAREN sgn RPAREN (sgn)
adamc@42	822
adam@1577	823 cexpO : (NONE)
adam@1577	824 \| EQ cexp (SOME cexp)
adam@1577	825
adam@1577	826 sgi : LTYPE SYMBOL ((SgiConAbs (SYMBOL, (KType, s (LTYPEleft, SYMBOLright))),
adamc@706	827 s (LTYPEleft, SYMBOLright)))
adam@1577	828 \| CON SYMBOL cargl2 kopt cexpO (let
adam@1577	829 val loc = s (CONleft, cexpOright)
adam@1574	830
adam@1574	831 val k = Option.getOpt (kopt, (KWild, loc))
adam@1574	832 in
adam@1577	833 case cexpO of
adam@1577	834 NONE => (SgiConAbs (SYMBOL, k), loc)
adam@1577	835 \| SOME cexp =>
adam@1577	836 let
adam@1577	837 val (c, k) = cargl2 (cexp, k)
adam@1577	838 in
adam@1577	839 (SgiCon (SYMBOL, SOME k, c), loc)
adam@1577	840 end
adam@1574	841 end)
adam@1654	842 \| LTYPE SYMBOL cargl2 cexpO (let
adam@1654	843 val loc = s (LTYPEleft, cexpOright)
adam@1654	844
adam@1654	845 val k = (KWild, loc)
adam@1654	846 in
adam@1654	847 case cexpO of
adam@1654	848 NONE => (SgiConAbs (SYMBOL, k), loc)
adam@1654	849 \| SOME cexp =>
adam@1654	850 let
adam@1654	851 val (c, k) = cargl2 (cexp, k)
adam@1654	852 in
adam@1654	853 (SgiCon (SYMBOL, SOME k, c), loc)
adam@1654	854 end
adam@1654	855 end)
adamc@805	856 \| DATATYPE dtypes ((SgiDatatype dtypes, s (DATATYPEleft, dtypesright)))
adamc@191	857 \| DATATYPE SYMBOL dargs EQ DATATYPE CSYMBOL DOT path
adamc@191	858 (case dargs of
adamc@191	859 [] => (SgiDatatypeImp (SYMBOL, CSYMBOL :: #1 path, #2 path), s (DATATYPEleft, pathright))
adamc@191	860 \| _ => raise Fail "Arguments specified for imported datatype")
adamc@706	861 \| VAL SYMBOL COLON cexp ((SgiVal (SYMBOL, cexp), s (VALleft, cexpright)))
adamc@30	862
adamc@706	863 \| STRUCTURE CSYMBOL COLON sgn ((SgiStr (CSYMBOL, sgn), s (STRUCTUREleft, sgnright)))
adamc@706	864 \| SIGNATURE CSYMBOL EQ sgn ((SgiSgn (CSYMBOL, sgn), s (SIGNATUREleft, sgnright)))
adamc@42	865 \| FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@706	866 ((SgiStr (CSYMBOL1,
adamc@706	867 (SgnFun (CSYMBOL2, sgn1, sgn2), s (FUNCTORleft, sgn2right))),
adamc@706	868 s (FUNCTORleft, sgn2right)))
adamc@706	869 \| INCLUDE sgn ((SgiInclude sgn, s (INCLUDEleft, sgnright)))
adamc@706	870 \| CONSTRAINT cterm TWIDDLE cterm ((SgiConstraint (cterm1, cterm2), s (CONSTRAINTleft, ctermright)))
adamc@707	871 \| TABLE SYMBOL COLON cterm pkopt commaOpt cstopt (let
adamc@707	872 val loc = s (TABLEleft, ctermright)
adamc@707	873 in
adamc@707	874 (SgiTable (SYMBOL, entable cterm, pkopt, cstopt), loc)
adamc@707	875 end)
adamc@460	876 \| SEQUENCE SYMBOL (let
adamc@460	877 val loc = s (SEQUENCEleft, SYMBOLright)
adamc@460	878 val t = (CVar (["Basis"], "sql_sequence"), loc)
adamc@460	879 in
adamc@460	880 (SgiVal (SYMBOL, t), loc)
adamc@460	881 end)
adamc@754	882 \| VIEW SYMBOL COLON cexp (let
adamc@754	883 val loc = s (VIEWleft, cexpright)
adamc@754	884 val t = (CVar (["Basis"], "sql_view"), loc)
adamc@1076	885 val t = (CApp (t, entable cexp), loc)
adamc@754	886 in
adamc@754	887 (SgiVal (SYMBOL, t), loc)
adamc@754	888 end)
adamc@563	889 \| CLASS SYMBOL (let
adamc@563	890 val loc = s (CLASSleft, SYMBOLright)
adamc@711	891 val k = (KArrow ((KType, loc), (KType, loc)), loc)
adamc@563	892 in
adamc@711	893 (SgiClassAbs (SYMBOL, k), loc)
adamc@563	894 end)
adamc@563	895 \| CLASS SYMBOL DCOLON kind (let
adamc@563	896 val loc = s (CLASSleft, kindright)
adamc@563	897 in
adamc@563	898 (SgiClassAbs (SYMBOL, kind), loc)
adamc@563	899 end)
adamc@563	900 \| CLASS SYMBOL EQ cexp (let
adamc@563	901 val loc = s (CLASSleft, cexpright)
adamc@563	902 in
adamc@563	903 (SgiClass (SYMBOL, (KWild, loc), cexp), loc)
adamc@563	904 end)
adamc@563	905 \| CLASS SYMBOL DCOLON kind EQ cexp (let
adamc@563	906 val loc = s (CLASSleft, cexpright)
adamc@563	907 in
adamc@563	908 (SgiClass (SYMBOL, kind, cexp), loc)
adamc@563	909 end)
adamc@211	910 \| CLASS SYMBOL SYMBOL EQ cexp (let
adamc@211	911 val loc = s (CLASSleft, cexpright)
adamc@563	912 val k = (KWild, loc)
adamc@211	913 val c = (CAbs (SYMBOL2, SOME k, cexp), loc)
adamc@211	914 in
adamc@563	915 (SgiClass (SYMBOL1, k, c), s (CLASSleft, cexpright))
adamc@563	916 end)
adamc@563	917 \| CLASS SYMBOL LPAREN SYMBOL DCOLON kind RPAREN EQ cexp (let
adamc@563	918 val loc = s (CLASSleft, cexpright)
adamc@563	919 val c = (CAbs (SYMBOL2, SOME kind, cexp), loc)
adamc@563	920 in
adamc@563	921 (SgiClass (SYMBOL1, kind, c), s (CLASSleft, cexpright))
adamc@211	922 end)
adamc@460	923 \| COOKIE SYMBOL COLON cexp (let
adamc@460	924 val loc = s (COOKIEleft, cexpright)
adamc@460	925 val t = (CApp ((CVar (["Basis"], "http_cookie"), loc),
adamc@460	926 entable cexp), loc)
adamc@460	927 in
adamc@460	928 (SgiVal (SYMBOL, t), loc)
adamc@460	929 end)
adamc@720	930 \| STYLE SYMBOL (let
adamc@720	931 val loc = s (STYLEleft, SYMBOLright)
adamc@720	932 val t = (CVar (["Basis"], "css_class"), loc)
adamc@718	933 in
adamc@718	934 (SgiVal (SYMBOL, t), loc)
adamc@718	935 end)
adamc@30	936
adamc@30	937 sgis : ([])
adamc@30	938 \| sgi sgis (sgi :: sgis)
adamc@30	939
adamc@30	940 str : STRUCT decls END (StrConst decls, s (STRUCTleft, ENDright))
adamc@34	941 \| spath (spath)
adamc@40	942 \| FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN DARROW str
adamc@40	943 (StrFun (CSYMBOL, sgn, NONE, str), s (FUNCTORleft, strright))
adamc@40	944 \| FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn DARROW str
adamc@40	945 (StrFun (CSYMBOL, sgn1, SOME sgn2, str), s (FUNCTORleft, strright))
adamc@44	946 \| spath LPAREN str RPAREN (StrApp (spath, str), s (spathleft, RPARENright))
adamc@34	947
adamc@34	948 spath : CSYMBOL (StrVar CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@34	949 \| spath DOT CSYMBOL (StrProj (spath, CSYMBOL), s (spathleft, CSYMBOLright))
adamc@30	950
adamc@1	951 kind : TYPE (KType, s (TYPEleft, TYPEright))
adamc@1	952 \| NAME (KName, s (NAMEleft, NAMEright))
adamc@1	953 \| LBRACE kind RBRACE (KRecord kind, s (LBRACEleft, RBRACEright))
adamc@1	954 \| kind ARROW kind (KArrow (kind1, kind2), s (kind1left, kind2right))
adamc@1	955 \| LPAREN kind RPAREN (#1 kind, s (LPARENleft, RPARENright))
adamc@82	956 \| KUNIT (KUnit, s (KUNITleft, KUNITright))
adamc@18	957 \| UNDERUNDER (KWild, s (UNDERUNDERleft, UNDERUNDERright))
adamc@207	958 \| LPAREN ktuple RPAREN (KTuple ktuple, s (LPARENleft, RPARENright))
adamc@623	959 \| CSYMBOL (KVar CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@623	960 \| CSYMBOL KARROW kind (KFun (CSYMBOL, kind), s (CSYMBOLleft, kindright))
adamc@207	961
adamc@207	962 ktuple : kind STAR kind ([kind1, kind2])
adamc@207	963 \| kind STAR ktuple (kind :: ktuple)
adamc@1	964
adamc@1	965 capps : cterm (cterm)
adamc@1	966 \| capps cterm (CApp (capps, cterm), s (cappsleft, ctermright))
adamc@1	967
adamc@1	968 cexp : capps (capps)
adamc@1	969 \| cexp ARROW cexp (TFun (cexp1, cexp2), s (cexp1left, cexp2right))
adamc@15	970 \| SYMBOL kcolon kind ARROW cexp (TCFun (kcolon, SYMBOL, kind, cexp), s (SYMBOLleft, cexpright))
adamc@623	971 \| CSYMBOL KARROW cexp (TKFun (CSYMBOL, cexp), s (CSYMBOLleft, cexpright))
adamc@1	972
adamc@1	973 \| cexp PLUSPLUS cexp (CConcat (cexp1, cexp2), s (cexp1left, cexp1right))
adamc@1	974
adamc@239	975 \| FN cargs DARROW cexp (#1 (cargs (cexp, (KWild, s (FNleft, cexpright)))))
adamc@628	976 \| LBRACK cexp TWIDDLE cexp RBRACK DARROW cexp (TDisjoint (cexp1, cexp2, cexp3), s (LBRACKleft, cexp3right))
adamc@623	977 \| CSYMBOL DKARROW cexp (CKAbs (CSYMBOL, cexp), s (CSYMBOLleft, cexpright))
adamc@1	978
adamc@8	979 \| LPAREN cexp RPAREN DCOLON kind (CAnnot (cexp, kind), s (LPARENleft, kindright))
adamc@6	980
adamc@18	981 \| UNDER DCOLON kind (CWild kind, s (UNDERleft, UNDERright))
adamc@195	982 \| ctuple (let
adamc@195	983 val loc = s (ctupleleft, ctupleright)
adamc@195	984 in
adamc@195	985 (TRecord (CRecord (ListUtil.mapi (fn (i, c) =>
adamc@195	986 ((CName (Int.toString (i + 1)), loc),
adamc@195	987 c)) ctuple),
adamc@195	988 loc), loc)
adamc@195	989 end)
adamc@18	990
adamc@1	991 kcolon : DCOLON (Explicit)
adamc@1	992 \| TCOLON (Implicit)
adamc@1	993
adamc@239	994 cargs : carg (carg)
adamc@239	995 \| cargl (cargl)
adamc@239	996
adamc@239	997 cargl : cargp cargp (cargp1 o cargp2)
adamc@239	998 \| cargp cargl (cargp o cargl)
adamc@239	999
adamc@240	1000 cargl2 : (fn x => x)
adamc@240	1001 \| cargp cargl2 (cargp o cargl2)
adamc@240	1002
adamc@241	1003 carg : SYMBOL DCOLON kind (fn (c, k) =>
adamc@239	1004 let
adamc@239	1005 val loc = s (SYMBOLleft, kindright)
adamc@239	1006 in
adamc@239	1007 ((CAbs (SYMBOL, SOME kind, c), loc),
adamc@239	1008 (KArrow (kind, k), loc))
adamc@239	1009 end)
adamc@329	1010 \| UNDER DCOLON kind (fn (c, k) =>
adamc@329	1011 let
adamc@329	1012 val loc = s (UNDERleft, kindright)
adamc@329	1013 in
adamc@329	1014 ((CAbs ("_", SOME kind, c), loc),
adamc@329	1015 (KArrow (kind, k), loc))
adamc@329	1016 end)
adam@1302	1017 \| SYMBOL DCOLONWILD (fn (c, k) =>
adam@1302	1018 let
adam@1302	1019 val loc = s (SYMBOLleft, DCOLONWILDright)
adam@1302	1020 val kind = (KWild, loc)
adam@1302	1021 in
adam@1302	1022 ((CAbs (SYMBOL, NONE, c), loc),
adam@1302	1023 (KArrow (kind, k), loc))
adam@1302	1024 end)
adam@1302	1025 \| UNDER DCOLONWILD (fn (c, k) =>
adam@1302	1026 let
adam@1302	1027 val loc = s (UNDERleft, DCOLONWILDright)
adam@1302	1028 val kind = (KWild, loc)
adam@1302	1029 in
adam@1302	1030 ((CAbs ("_", NONE, c), loc),
adam@1302	1031 (KArrow (kind, k), loc))
adam@1302	1032 end)
adamc@241	1033 \| cargp (cargp)
adamc@239	1034
adamc@239	1035 cargp : SYMBOL (fn (c, k) =>
adamc@239	1036 let
adamc@239	1037 val loc = s (SYMBOLleft, SYMBOLright)
adamc@239	1038 in
adamc@239	1039 ((CAbs (SYMBOL, NONE, c), loc),
adamc@239	1040 (KArrow ((KWild, loc), k), loc))
adamc@239	1041 end)
adamc@329	1042 \| UNDER (fn (c, k) =>
adamc@329	1043 let
adamc@329	1044 val loc = s (UNDERleft, UNDERright)
adamc@329	1045 in
adamc@329	1046 ((CAbs ("_", NONE, c), loc),
adamc@329	1047 (KArrow ((KWild, loc), k), loc))
adamc@329	1048 end)
adamc@1001	1049 \| LPAREN SYMBOL kopt ckl RPAREN (fn (c, k) =>
adamc@239	1050 let
adamc@239	1051 val loc = s (LPARENleft, RPARENright)
adamc@1001	1052 val ckl = (SYMBOL, kopt) :: ckl
adamc@1001	1053 val ckl = map (fn (x, ko) => (x, case ko of
adamc@1001	1054 NONE => (KWild, loc)
adamc@1001	1055 \| SOME k => k)) ckl
adamc@239	1056 in
adamc@1001	1057 case ckl of
adamc@1001	1058 [(x, k')] => ((CAbs (SYMBOL, SOME k', c), loc),
adamc@1001	1059 (KArrow (k', k), loc))
adamc@1001	1060 \| _ =>
adamc@1001	1061 let
adamc@1001	1062 val k' = (KTuple (map #2 ckl), loc)
adamc@1001	1063
adamc@1001	1064 val c = foldr (fn ((x, k), c) =>
adamc@1001	1065 (CAbs (x, SOME k, c), loc)) c ckl
adamc@1001	1066 val v = (CVar ([], "$x"), loc)
adamc@1001	1067 val c = ListUtil.foldli (fn (i, _, c) =>
adamc@1001	1068 (CApp (c, (CProj (v, i + 1), loc)),
adamc@1001	1069 loc)) c ckl
adamc@1001	1070 in
adamc@1001	1071 ((CAbs ("$x", SOME k', c), loc),
adamc@1001	1072 (KArrow (k', k), loc))
adamc@1001	1073 end
adamc@239	1074 end)
adamc@628	1075
adamc@1001	1076 ckl : ([])
adamc@1001	1077 \| COMMA SYMBOL kopt ckl ((SYMBOL, kopt) :: ckl)
adamc@239	1078
adamc@34	1079 path : SYMBOL ([], SYMBOL)
adamc@34	1080 \| CSYMBOL DOT path (let val (ms, x) = path in (CSYMBOL :: ms, x) end)
adamc@34	1081
adamc@156	1082 cpath : CSYMBOL ([], CSYMBOL)
adamc@156	1083 \| CSYMBOL DOT cpath (let val (ms, x) = cpath in (CSYMBOL :: ms, x) end)
adamc@156	1084
adamc@59	1085 mpath : CSYMBOL ([CSYMBOL])
adamc@59	1086 \| CSYMBOL DOT mpath (CSYMBOL :: mpath)
adamc@59	1087
adamc@1	1088 cterm : LPAREN cexp RPAREN (#1 cexp, s (LPARENleft, RPARENright))
adamc@1	1089 \| LBRACK rcon RBRACK (CRecord rcon, s (LBRACKleft, RBRACKright))
adamc@83	1090 \| LBRACK rconn RBRACK (CRecord rconn, s (LBRACKleft, RBRACKright))
adamc@1	1091 \| LBRACE rcone RBRACE (TRecord (CRecord rcone, s (LBRACEleft, RBRACEright)),
adamc@1	1092 s (LBRACEleft, RBRACEright))
adamc@1	1093 \| DOLLAR cterm (TRecord cterm, s (DOLLARleft, ctermright))
adamc@1	1094 \| HASH CSYMBOL (CName CSYMBOL, s (HASHleft, CSYMBOLright))
adamc@195	1095 \| HASH INT (CName (Int64.toString INT), s (HASHleft, INTright))
adamc@1	1096
adamc@34	1097 \| path (CVar path, s (pathleft, pathright))
adamc@207	1098 \| path DOT INT (CProj ((CVar path, s (pathleft, pathright)), Int64.toInt INT),
adamc@207	1099 s (pathleft, INTright))
adamc@18	1100 \| UNDER (CWild (KWild, s (UNDERleft, UNDERright)), s (UNDERleft, UNDERright))
adamc@621	1101 \| MAP (CMap, s (MAPleft, MAPright))
adamc@82	1102 \| UNIT (CUnit, s (UNITleft, UNITright))
adamc@207	1103 \| LPAREN ctuplev RPAREN (CTuple ctuplev, s (LPARENleft, RPARENright))
adamc@207	1104
adamc@207	1105 ctuplev: cexp COMMA cexp ([cexp1, cexp2])
adamc@207	1106 \| cexp COMMA ctuplev (cexp :: ctuplev)
adamc@1	1107
adamc@196	1108 ctuple : capps STAR capps ([capps1, capps2])
adamc@196	1109 \| capps STAR ctuple (capps :: ctuple)
adamc@195	1110
adamc@1	1111 rcon : ([])
adamc@1	1112 \| ident EQ cexp ([(ident, cexp)])
adamc@1	1113 \| ident EQ cexp COMMA rcon ((ident, cexp) :: rcon)
adamc@1	1114
adamc@83	1115 rconn : ident ([(ident, (CUnit, s (identleft, identright)))])
adamc@83	1116 \| ident COMMA rconn ((ident, (CUnit, s (identleft, identright))) :: rconn)
adamc@83	1117
adamc@1	1118 rcone : ([])
adamc@1	1119 \| ident COLON cexp ([(ident, cexp)])
adamc@1	1120 \| ident COLON cexp COMMA rcone ((ident, cexp) :: rcone)
adamc@1	1121
adamc@1	1122 ident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@195	1123 \| INT (CName (Int64.toString INT), s (INTleft, INTright))
adamc@200	1124 \| SYMBOL (CVar ([], SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@8	1125
adamc@8	1126 eapps : eterm (eterm)
adamc@8	1127 \| eapps eterm (EApp (eapps, eterm), s (eappsleft, etermright))
adamc@8	1128 \| eapps LBRACK cexp RBRACK (ECApp (eapps, cexp), s (eappsleft, RBRACKright))
adamc@629	1129 \| eapps BANG (EDisjointApp eapps, s (eappsleft, BANGright))
adamc@8	1130
adam@1751	1131 eexp : eapps (case #1 eapps of
adam@1751	1132 EApp ((EVar ([], "CLASS", _), _), (EPrim (Prim.String s), loc)) => parseClass s loc
adam@1751	1133 \| EApp ((EVar ([], "STYLE", _), _), (EPrim (Prim.String s), loc)) => parseStyle s loc
adam@1751	1134 \| _ => eapps)
adamc@241	1135 \| FN eargs DARROW eexp (let
adamc@93	1136 val loc = s (FNleft, eexpright)
adamc@93	1137 in
adamc@241	1138 #1 (eargs (eexp, (CWild (KType, loc), loc)))
adamc@93	1139 end)
adamc@623	1140 \| CSYMBOL DKARROW eexp (EKAbs (CSYMBOL, eexp), s (CSYMBOLleft, eexpright))
adamc@196	1141 \| eexp COLON cexp (EAnnot (eexp, cexp), s (eexpleft, cexpright))
adamc@149	1142 \| eexp MINUSMINUS cexp (ECut (eexp, cexp), s (eexpleft, cexpright))
adamc@493	1143 \| eexp MINUSMINUSMINUS cexp (ECutMulti (eexp, cexp), s (eexpleft, cexpright))
adamc@170	1144 \| CASE eexp OF barOpt branch branchs (ECase (eexp, branch :: branchs), s (CASEleft, branchsright))
adamc@190	1145 \| IF eexp THEN eexp ELSE eexp (let
adamc@190	1146 val loc = s (IFleft, eexp3right)
adamc@190	1147 in
adamc@190	1148 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc), eexp2),
adamc@190	1149 ((PCon (["Basis"], "False", NONE), loc), eexp3)]), loc)
adamc@190	1150 end)
adamc@434	1151 \| bind SEMI eexp (let
adamc@434	1152 val loc = s (bindleft, eexpright)
adamc@434	1153 val (v, to, e1) = bind
adamc@403	1154 val e = (EVar (["Basis"], "bind", Infer), loc)
adamc@434	1155 val e = (EApp (e, e1), loc)
adamc@243	1156 in
adamc@434	1157 (EApp (e, (EAbs (v, to, eexp), loc)), loc)
adamc@299	1158 end)
adamc@256	1159 \| eexp EQ eexp (native_op ("eq", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@257	1160 \| eexp NE eexp (native_op ("ne", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389	1161 \| MINUS eterm (native_unop ("neg", eterm, s (MINUSleft, etermright)))
adamc@389	1162 \| eexp PLUS eexp (native_op ("plus", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389	1163 \| eexp MINUS eexp (native_op ("minus", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@1116	1164 \| eapps STAR eexp (native_op ("times", eapps, eexp, s (eappsleft, eexpright)))
adamc@964	1165 \| eexp DIVIDE eexp (native_op ("divide", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389	1166 \| eexp MOD eexp (native_op ("mod", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391	1167
adamc@391	1168 \| eexp LT eexp (native_op ("lt", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391	1169 \| eexp LE eexp (native_op ("le", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391	1170 \| eexp GT eexp (native_op ("gt", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391	1171 \| eexp GE eexp (native_op ("ge", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391	1172
adamc@842	1173 \| eexp ANDALSO eexp (let
adamc@842	1174 val loc = s (eexp1left, eexp2right)
adamc@842	1175 in
adamc@842	1176 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc),
adamc@842	1177 eexp2),
adamc@842	1178 ((PCon (["Basis"], "False", NONE), loc),
adamc@842	1179 (EVar (["Basis"], "False", Infer), loc))]), loc)
adamc@842	1180 end)
adamc@842	1181 \| eexp ORELSE eexp (let
adamc@842	1182 val loc = s (eexp1left, eexp2right)
adamc@842	1183 in
adamc@842	1184 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc),
adamc@842	1185 (EVar (["Basis"], "True", Infer), loc)),
adamc@842	1186 ((PCon (["Basis"], "False", NONE), loc),
adamc@842	1187 eexp2)]), loc)
adamc@842	1188 end)
adamc@842	1189
adamc@445	1190 \| eexp PLUSPLUS eexp (EConcat (eexp1, eexp2), s (eexp1left, eexp2right))
adamc@8	1191
adamc@674	1192 \| eexp CARET eexp (native_op ("strcat", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@674	1193
adamc@794	1194 \| eapps DCOLON eexp (let
adamc@794	1195 val loc = s (eappsleft, eexpright)
adamc@762	1196 in
adamc@762	1197 (EApp ((EVar (["Basis"], "Cons", Infer), loc),
adamc@762	1198 (ERecord [((CName "1", loc),
adamc@794	1199 eapps),
adamc@762	1200 ((CName "2", loc),
adamc@762	1201 eexp)], loc)), loc)
adamc@762	1202 end)
adamc@762	1203
adamc@434	1204 bind : SYMBOL LARROW eapps (SYMBOL, NONE, eapps)
adamc@434	1205 \| eapps (let
adamc@434	1206 val loc = s (eappsleft, eappsright)
adamc@434	1207 in
adamc@434	1208 ("_", SOME (TRecord (CRecord [], loc), loc), eapps)
adamc@434	1209 end)
adamc@434	1210
adamc@241	1211 eargs : earg (earg)
adamc@241	1212 \| eargl (eargl)
adamc@241	1213
adamc@241	1214 eargl : eargp eargp (eargp1 o eargp2)
adamc@241	1215 \| eargp eargl (eargp o eargl)
adamc@241	1216
adamc@242	1217 eargl2 : (fn x => x)
adamc@242	1218 \| eargp eargl2 (eargp o eargl2)
adamc@242	1219
adamc@822	1220 earg : patS (fn (e, t) =>
adamc@241	1221 let
adamc@822	1222 val loc = s (patSleft, patSright)
adamc@822	1223 val pt = patType loc patS
adamc@822	1224
adamc@822	1225 val e' = case #1 patS of
adamc@822	1226 PVar x => (EAbs (x, NONE, e), loc)
adamc@823	1227 \| PAnnot ((PVar x, _), t) => (EAbs (x, SOME t, e), loc)
adamc@822	1228 \| _ => (EAbs ("$x", SOME pt,
adamc@822	1229 (ECase ((EVar ([], "$x", DontInfer),
adamc@822	1230 loc),
adamc@822	1231 [(patS, e)]), loc)), loc)
adamc@241	1232 in
adamc@822	1233 (e', (TFun (pt, t), loc))
adamc@241	1234 end)
adamc@822	1235 \| earga (earga)
adamc@822	1236
adamc@822	1237 eargp : pterm (fn (e, t) =>
adamc@241	1238 let
adamc@822	1239 val loc = s (ptermleft, ptermright)
adamc@822	1240 val pt = patType loc pterm
adamc@822	1241
adamc@822	1242 val e' = case #1 pterm of
adamc@822	1243 PVar x => (EAbs (x, NONE, e), loc)
adamc@823	1244 \| PAnnot ((PVar x, _), t) => (EAbs (x, SOME t, e), loc)
adamc@822	1245 \| _ => (EAbs ("$x", SOME pt,
adamc@822	1246 (ECase ((EVar ([], "$x", DontInfer),
adamc@822	1247 loc),
adamc@822	1248 [(pterm, e)]), loc)), loc)
adamc@241	1249 in
adamc@822	1250 (e', (TFun (pt, t), loc))
adamc@241	1251 end)
adamc@822	1252 \| earga (earga)
adamc@241	1253
adamc@822	1254 earga : LBRACK SYMBOL RBRACK (fn (e, t) =>
adamc@241	1255 let
adamc@822	1256 val loc = s (LBRACKleft, RBRACKright)
adamc@822	1257 val kind = (KWild, loc)
adamc@822	1258 in
adamc@822	1259 ((ECAbs (Implicit, SYMBOL, kind, e), loc),
adamc@822	1260 (TCFun (Implicit, SYMBOL, kind, t), loc))
adamc@822	1261 end)
adam@1302	1262 \| LBRACK SYMBOL DCOLONWILD RBRACK (fn (e, t) =>
adam@1302	1263 let
adam@1302	1264 val loc = s (LBRACKleft, RBRACKright)
adam@1302	1265 val kind = (KWild, loc)
adam@1302	1266 in
adam@1302	1267 ((ECAbs (Explicit, SYMBOL, kind, e), loc),
adam@1302	1268 (TCFun (Explicit, SYMBOL, kind, t), loc))
adam@1302	1269 end)
adamc@822	1270 \| LBRACK SYMBOL kcolon kind RBRACK(fn (e, t) =>
adamc@822	1271 let
adamc@822	1272 val loc = s (LBRACKleft, RBRACKright)
adamc@241	1273 in
adamc@241	1274 ((ECAbs (kcolon, SYMBOL, kind, e), loc),
adamc@241	1275 (TCFun (kcolon, SYMBOL, kind, t), loc))
adamc@241	1276 end)
adam@1306	1277 \| LBRACK SYMBOL TCOLONWILD RBRACK (fn (e, t) =>
adam@1306	1278 let
adam@1306	1279 val loc = s (LBRACKleft, RBRACKright)
adam@1306	1280 val kind = (KWild, loc)
adam@1306	1281 in
adam@1306	1282 ((ECAbs (Implicit, SYMBOL, kind, e), loc),
adam@1306	1283 (TCFun (Implicit, SYMBOL, kind, t), loc))
adam@1306	1284 end)
adamc@478	1285 \| LBRACK cexp TWIDDLE cexp RBRACK(fn (e, t) =>
adamc@356	1286 let
adamc@356	1287 val loc = s (LBRACKleft, RBRACKright)
adamc@356	1288 in
adamc@478	1289 ((EDisjoint (cexp1, cexp2, e), loc),
adamc@628	1290 (TDisjoint (cexp1, cexp2, t), loc))
adamc@356	1291 end)
adamc@822	1292 \| LBRACK CSYMBOL RBRACK (fn (e, t) =>
adamc@623	1293 let
adamc@623	1294 val loc = s (CSYMBOLleft, CSYMBOLright)
adamc@623	1295 in
adamc@623	1296 ((EKAbs (CSYMBOL, e), loc),
adamc@623	1297 (TKFun (CSYMBOL, t), loc))
adamc@623	1298 end)
adamc@241	1299
adamc@8	1300 eterm : LPAREN eexp RPAREN (#1 eexp, s (LPARENleft, RPARENright))
adamc@195	1301 \| LPAREN etuple RPAREN (let
adamc@195	1302 val loc = s (LPARENleft, RPARENright)
adamc@195	1303 in
adamc@195	1304 (ERecord (ListUtil.mapi (fn (i, e) =>
adamc@195	1305 ((CName (Int.toString (i + 1)), loc),
adamc@195	1306 e)) etuple), loc)
adamc@195	1307 end)
adamc@8	1308
adamc@403	1309 \| path (EVar (#1 path, #2 path, Infer), s (pathleft, pathright))
adamc@403	1310 \| cpath (EVar (#1 cpath, #2 cpath, Infer), s (cpathleft, cpathright))
adamc@403	1311 \| AT path (EVar (#1 path, #2 path, TypesOnly), s (ATleft, pathright))
adamc@403	1312 \| AT AT path (EVar (#1 path, #2 path, DontInfer), s (AT1left, pathright))
adamc@403	1313 \| AT cpath (EVar (#1 cpath, #2 cpath, TypesOnly), s (ATleft, cpathright))
adamc@403	1314 \| AT AT cpath (EVar (#1 cpath, #2 cpath, DontInfer), s (AT1left, cpathright))
adamc@12	1315 \| LBRACE rexp RBRACE (ERecord rexp, s (LBRACEleft, RBRACEright))
adamc@110	1316 \| UNIT (ERecord [], s (UNITleft, UNITright))
adamc@12	1317
adamc@14	1318 \| INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@14	1319 \| FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adamc@14	1320 \| STRING (EPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@821	1321 \| CHAR (EPrim (Prim.Char CHAR), s (CHARleft, CHARright))
adamc@14	1322
adamc@200	1323 \| path DOT idents (let
adamc@200	1324 val loc = s (pathleft, identsright)
adamc@200	1325 in
adamc@200	1326 foldl (fn (ident, e) =>
adamc@200	1327 (EField (e, ident), loc))
adamc@403	1328 (EVar (#1 path, #2 path, Infer), s (pathleft, pathright)) idents
adamc@403	1329 end)
adamc@910	1330 \| LPAREN eexp RPAREN DOT idents (let
adamc@910	1331 val loc = s (LPARENleft, identsright)
adamc@910	1332 in
adamc@910	1333 foldl (fn (ident, e) =>
adamc@910	1334 (EField (e, ident), loc))
adamc@910	1335 eexp idents
adamc@910	1336 end)
adamc@403	1337 \| AT path DOT idents (let
adamc@403	1338 val loc = s (ATleft, identsright)
adamc@403	1339 in
adamc@403	1340 foldl (fn (ident, e) =>
adamc@403	1341 (EField (e, ident), loc))
adamc@403	1342 (EVar (#1 path, #2 path, TypesOnly), s (pathleft, pathright)) idents
adamc@403	1343 end)
adamc@403	1344 \| AT AT path DOT idents (let
adamc@403	1345 val loc = s (AT1left, identsright)
adamc@403	1346 in
adamc@403	1347 foldl (fn (ident, e) =>
adamc@403	1348 (EField (e, ident), loc))
adamc@403	1349 (EVar (#1 path, #2 path, DontInfer), s (pathleft, pathright)) idents
adamc@200	1350 end)
adamc@71	1351
adamc@360	1352 \| XML_BEGIN xml XML_END (let
adamc@360	1353 val loc = s (XML_BEGINleft, XML_ENDright)
adamc@360	1354 in
adamc@360	1355 if XML_BEGIN = "xml" then
adamc@360	1356 ()
adamc@360	1357 else
adamc@360	1358 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@360	1359 xml
adamc@360	1360 end)
adamc@360	1361 \| XML_BEGIN XML_END (let
adamc@360	1362 val loc = s (XML_BEGINleft, XML_ENDright)
adamc@360	1363 in
adamc@360	1364 if XML_BEGIN = "xml" then
adamc@360	1365 ()
adamc@360	1366 else
adamc@360	1367 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@403	1368 (EApp ((EVar (["Basis"], "cdata", Infer), loc),
adamc@360	1369 (EPrim (Prim.String ""), loc)),
adamc@360	1370 loc)
adamc@360	1371 end)
adamc@360	1372 \| XML_BEGIN_END (let
adamc@360	1373 val loc = s (XML_BEGIN_ENDleft, XML_BEGIN_ENDright)
adamc@360	1374 in
adamc@360	1375 if XML_BEGIN_END = "xml" then
adamc@360	1376 ()
adamc@360	1377 else
adamc@360	1378 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@403	1379 (EApp ((EVar (["Basis"], "cdata", Infer), loc),
adamc@360	1380 (EPrim (Prim.String ""), loc)),
adamc@360	1381 loc)
adamc@360	1382 end)
adamc@302	1383
adamc@204	1384 \| LPAREN query RPAREN (query)
adamc@300	1385 \| LPAREN CWHERE sqlexp RPAREN (sqlexp)
adamc@339	1386 \| LPAREN SQL sqlexp RPAREN (sqlexp)
adamc@1070	1387 \| LPAREN FROM tables RPAREN (#2 tables)
adamc@1071	1388 \| LPAREN SELECT1 query1 RPAREN (query1)
adamc@302	1389
adamc@302	1390 \| LPAREN INSERT INTO texp LPAREN fields RPAREN VALUES LPAREN sqlexps RPAREN RPAREN
adamc@302	1391 (let
adamc@302	1392 val loc = s (LPAREN1left, RPAREN3right)
adamc@302	1393
adamc@403	1394 val e = (EVar (["Basis"], "insert", Infer), loc)
adamc@302	1395 val e = (EApp (e, texp), loc)
adamc@302	1396 in
adamc@302	1397 if length fields <> length sqlexps then
adam@1360	1398 ErrorMsg.errorAt loc ("Length mismatch in INSERT field specification ("
adam@1360	1399 ^ Int.toString (length fields)
adam@1360	1400 ^ " vs. " ^ Int.toString (length sqlexps) ^ ")")
adamc@302	1401 else
adamc@302	1402 ();
adamc@302	1403 (EApp (e, (ERecord (ListPair.zip (fields, sqlexps)), loc)), loc)
adamc@302	1404 end)
adamc@310	1405 \| LPAREN enterDml UPDATE texp SET fsets CWHERE sqlexp leaveDml RPAREN
adamc@303	1406 (let
adamc@303	1407 val loc = s (LPARENleft, RPARENright)
adamc@303	1408
adamc@403	1409 val e = (EVar (["Basis"], "update", Infer), loc)
adamc@342	1410 val e = (ECApp (e, (CWild (KRecord (KType, loc), loc), loc)), loc)
adamc@306	1411 val e = (EApp (e, (ERecord fsets, loc)), loc)
adamc@305	1412 val e = (EApp (e, texp), loc)
adamc@303	1413 in
adamc@303	1414 (EApp (e, sqlexp), loc)
adamc@303	1415 end)
adamc@310	1416 \| LPAREN enterDml DELETE FROM texp CWHERE sqlexp leaveDml RPAREN
adamc@304	1417 (let
adamc@304	1418 val loc = s (LPARENleft, RPARENright)
adamc@304	1419
adamc@403	1420 val e = (EVar (["Basis"], "delete", Infer), loc)
adamc@304	1421 val e = (EApp (e, texp), loc)
adamc@304	1422 in
adamc@304	1423 (EApp (e, sqlexp), loc)
adamc@304	1424 end)
adamc@302	1425
adamc@211	1426 \| UNDER (EWild, s (UNDERleft, UNDERright))
adamc@91	1427
adamc@446	1428 \| LET edecls IN eexp END (ELet (edecls, eexp), s (LETleft, ENDright))
adamc@446	1429
adamc@762	1430 \| LBRACK RBRACK (EVar (["Basis"], "Nil", Infer), s (LBRACKleft, RBRACKright))
adamc@762	1431
adamc@446	1432 edecls : ([])
adamc@446	1433 \| edecl edecls (edecl :: edecls)
adamc@446	1434
adamc@825	1435 edecl : VAL pat EQ eexp ((EDVal (pat, eexp), s (VALleft, eexpright)))
adamc@446	1436 \| VAL REC valis ((EDValRec valis, s (VALleft, valisright)))
adamc@446	1437 \| FUN valis ((EDValRec valis, s (FUNleft, valisright)))
adamc@446	1438
adamc@310	1439 enterDml : (inDml := true)
adamc@310	1440 leaveDml : (inDml := false)
adamc@310	1441
adamc@403	1442 texp : SYMBOL (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright))
adamc@302	1443 \| LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adamc@302	1444
adamc@302	1445 fields : fident ([fident])
adamc@302	1446 \| fident COMMA fields (fident :: fields)
adamc@302	1447
adamc@302	1448 sqlexps: sqlexp ([sqlexp])
adamc@302	1449 \| sqlexp COMMA sqlexps (sqlexp :: sqlexps)
adamc@302	1450
adamc@303	1451 fsets : fident EQ sqlexp ([(fident, sqlexp)])
adamc@303	1452 \| fident EQ sqlexp COMMA fsets ((fident, sqlexp) :: fsets)
adamc@303	1453
adamc@200	1454 idents : ident ([ident])
adamc@200	1455 \| ident DOT idents (ident :: idents)
adamc@200	1456
adamc@195	1457 etuple : eexp COMMA eexp ([eexp1, eexp2])
adamc@195	1458 \| eexp COMMA etuple (eexp :: etuple)
adamc@195	1459
adamc@170	1460 branch : pat DARROW eexp (pat, eexp)
adamc@170	1461
adamc@170	1462 branchs: ([])
adamc@170	1463 \| BAR branch branchs (branch :: branchs)
adamc@170	1464
adamc@822	1465 patS : pterm (pterm)
adamc@822	1466 \| pterm DCOLON patS (let
adamc@822	1467 val loc = s (ptermleft, patSright)
adamc@762	1468 in
adamc@762	1469 (PCon (["Basis"], "Cons", SOME (PRecord ([("1", pterm),
adamc@822	1470 ("2", patS)], false), loc)),
adamc@762	1471 loc)
adamc@762	1472 end)
adamc@822	1473 \| patS COLON cexp (PAnnot (patS, cexp), s (patSleft, cexpright))
adamc@822	1474
adamc@822	1475 pat : patS (patS)
adamc@822	1476 \| cpath pterm (PCon (#1 cpath, #2 cpath, SOME pterm), s (cpathleft, ptermright))
adamc@170	1477
adamc@170	1478 pterm : SYMBOL (PVar SYMBOL, s (SYMBOLleft, SYMBOLright))
adamc@170	1479 \| cpath (PCon (#1 cpath, #2 cpath, NONE), s (cpathleft, cpathright))
adamc@170	1480 \| UNDER (PWild, s (UNDERleft, UNDERright))
adamc@173	1481 \| INT (PPrim (Prim.Int INT), s (INTleft, INTright))
adam@1420	1482 \| MINUS INT (PPrim (Prim.Int (~INT)), s (MINUSleft, INTright))
adamc@173	1483 \| STRING (PPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@821	1484 \| CHAR (PPrim (Prim.Char CHAR), s (CHARleft, CHARright))
adamc@170	1485 \| LPAREN pat RPAREN (pat)
adamc@174	1486 \| LBRACE RBRACE (PRecord ([], false), s (LBRACEleft, RBRACEright))
adamc@174	1487 \| UNIT (PRecord ([], false), s (UNITleft, UNITright))
adamc@174	1488 \| LBRACE rpat RBRACE (PRecord rpat, s (LBRACEleft, RBRACEright))
adamc@195	1489 \| LPAREN ptuple RPAREN (PRecord (ListUtil.mapi (fn (i, p) => (Int.toString (i + 1), p)) ptuple,
adamc@195	1490 false),
adamc@195	1491 s (LPARENleft, RPARENright))
adamc@762	1492 \| LBRACK RBRACK (PCon (["Basis"], "Nil", NONE), s (LBRACKleft, RBRACKright))
adamc@174	1493
adamc@175	1494 rpat : CSYMBOL EQ pat ([(CSYMBOL, pat)], false)
adamc@243	1495 \| INT EQ pat ([(Int64.toString INT, pat)], false)
adamc@174	1496 \| DOTDOTDOT ([], true)
adamc@175	1497 \| CSYMBOL EQ pat COMMA rpat ((CSYMBOL, pat) :: #1 rpat, #2 rpat)
adamc@243	1498 \| INT EQ pat COMMA rpat ((Int64.toString INT, pat) :: #1 rpat, #2 rpat)
adamc@170	1499
adamc@195	1500 ptuple : pat COMMA pat ([pat1, pat2])
adamc@195	1501 \| pat COMMA ptuple (pat :: ptuple)
adamc@195	1502
adamc@12	1503 rexp : ([])
adamc@12	1504 \| ident EQ eexp ([(ident, eexp)])
adamc@12	1505 \| ident EQ eexp COMMA rexp ((ident, eexp) :: rexp)
adamc@91	1506
adamc@141	1507 xml : xmlOne xml (let
adamc@141	1508 val pos = s (xmlOneleft, xmlright)
adamc@141	1509 in
adamc@720	1510 (EApp ((EApp (
adamc@720	1511 (EVar (["Basis"], "join", Infer), pos),
adamc@720	1512 xmlOne), pos),
adamc@720	1513 xml), pos)
adamc@141	1514 end)
adamc@141	1515 \| xmlOne (xmlOne)
adamc@91	1516
adamc@1045	1517 xmlOpt : xml (xml)
adamc@1045	1518 \| (EApp ((EVar (["Basis"], "cdata", Infer), dummy),
adamc@1045	1519 (EPrim (Prim.String ""), dummy)),
adamc@1045	1520 dummy)
adamc@1045	1521
adamc@403	1522 xmlOne : NOTAGS (EApp ((EVar (["Basis"], "cdata", Infer), s (NOTAGSleft, NOTAGSright)),
adamc@141	1523 (EPrim (Prim.String NOTAGS), s (NOTAGSleft, NOTAGSright))),
adamc@141	1524 s (NOTAGSleft, NOTAGSright))
adamc@141	1525 \| tag DIVIDE GT (let
adamc@141	1526 val pos = s (tagleft, GTright)
adamc@710	1527
adamc@710	1528 val cdata =
adamc@756	1529 if #1 (#1 tag) = "submit" orelse #1 (#1 tag) = "dyn" then
adamc@710	1530 let
adamc@710	1531 val e = (EVar (["Basis"], "cdata", DontInfer), pos)
adamc@710	1532 val e = (ECApp (e, (CWild (KWild, pos), pos)), pos)
adamc@710	1533 in
adamc@710	1534 (ECApp (e, (CRecord [], pos)), pos)
adamc@710	1535 end
adamc@710	1536 else
adamc@710	1537 (EVar (["Basis"], "cdata", Infer), pos)
adamc@710	1538
adamc@710	1539 val cdata = (EApp (cdata,
adamc@710	1540 (EPrim (Prim.String ""), pos)),
adamc@710	1541 pos)
adamc@141	1542 in
adam@1643	1543 (EApp (#4 tag, cdata), pos)
adamc@141	1544 end)
adamc@141	1545
adamc@1045	1546 \| tag GT xmlOpt END_TAG (let
adam@1563	1547 fun tagOut s =
adam@1563	1548 case s of
adam@1563	1549 "tabl" => "table"
adam@1563	1550 \| _ => s
adam@1563	1551
adamc@141	1552 val pos = s (tagleft, GTright)
adamc@325	1553 val et = tagIn END_TAG
adamc@141	1554 in
adamc@756	1555 if #1 (#1 tag) = et then
adamc@361	1556 if et = "form" then
adam@1412	1557 let
adam@1412	1558 val e = (EVar (["Basis"], "form", Infer), pos)
adam@1412	1559 val e = (EApp (e, case #2 tag of
adam@1412	1560 NONE => (EVar (["Basis"], "None", Infer), pos)
adam@1412	1561 \| SOME c => (EApp ((EVar (["Basis"], "Some", Infer), pos), c), pos)), pos)
adam@1412	1562 in
adam@1651	1563 case #3 tag of
adam@1651	1564 NONE => ()
adam@1651	1565 \| SOME _ => ErrorMsg.errorAt pos "<form> does not support 'dynClass' attribute";
adam@1412	1566 (EApp (e, xmlOpt), pos)
adam@1412	1567 end
adamc@1093	1568 else if et = "subform" orelse et = "subforms" then
adamc@1093	1569 (EApp (#2 (#1 tag),
adamc@1045	1570 xmlOpt), pos)
adamc@758	1571 else if et = "entry" then
adamc@758	1572 (EApp ((EVar (["Basis"], "entry", Infer), pos),
adamc@1045	1573 xmlOpt), pos)
adamc@141	1574 else
adam@1643	1575 (EApp (#4 tag, xmlOpt), pos)
adamc@141	1576 else
adamc@325	1577 (if ErrorMsg.anyErrors () then
adamc@325	1578 ()
adamc@325	1579 else
adamc@1189	1580 ErrorMsg.errorAt pos ("Begin tag <"
adam@1563	1581 ^ tagOut (#1 (#1 tag))
adamc@1189	1582 ^ "> and end tag </"
adam@1563	1583 ^ tagOut et
adamc@1189	1584 ^ "> don't match.");
adamc@623	1585 (EWild, pos))
adamc@141	1586 end)
adamc@141	1587 \| LBRACE eexp RBRACE (eexp)
adamc@391	1588 \| LBRACE LBRACK eexp RBRACK RBRACE (let
adamc@391	1589 val loc = s (LBRACEleft, RBRACEright)
adamc@403	1590 val e = (EVar (["Top"], "txt", Infer), loc)
adamc@391	1591 in
adamc@391	1592 (EApp (e, eexp), loc)
adamc@391	1593 end)
adamc@92	1594
adamc@141	1595 tag : tagHead attrs (let
adamc@141	1596 val pos = s (tagHeadleft, attrsright)
adamc@721	1597
adamc@721	1598 val e = (EVar (["Basis"], "tag", Infer), pos)
adamc@721	1599 val eo = case #1 attrs of
adam@1749	1600 NONE => (EVar (["Basis"], "null", Infer), pos)
adam@1749	1601 \| SOME (EPrim (Prim.String s), pos) => parseClass s pos
adam@1749	1602 \| SOME e => e
adamc@721	1603 val e = (EApp (e, eo), pos)
adam@1643	1604 val eo = case #2 attrs of
adam@1643	1605 NONE => (EVar (["Basis"], "None", Infer), pos)
adam@1643	1606 \| SOME e => (EApp ((EVar (["Basis"], "Some", Infer), pos),
adam@1643	1607 e), pos)
adam@1643	1608 val e = (EApp (e, eo), pos)
adam@1750	1609 val eo = case #3 attrs of
adam@1750	1610 NONE => (EVar (["Basis"], "noStyle", Infer), pos)
adam@1750	1611 \| SOME (EPrim (Prim.String s), pos) => parseStyle s pos
adam@1750	1612 \| SOME e => e
adam@1750	1613 val e = (EApp (e, eo), pos)
adam@1751	1614 val eo = case #4 attrs of
adam@1751	1615 NONE => (EVar (["Basis"], "None", Infer), pos)
adam@1751	1616 \| SOME e => (EApp ((EVar (["Basis"], "Some", Infer), pos),
adam@1751	1617 e), pos)
adam@1751	1618 val e = (EApp (e, eo), pos)
adam@1751	1619 val e = (EApp (e, (ERecord (#5 attrs), pos)), pos)
adamc@721	1620 val e = (EApp (e, (EApp (#2 tagHead,
adamc@721	1621 (ERecord [], pos)), pos)), pos)
adamc@141	1622 in
adam@1643	1623 (tagHead, #1 attrs, #2 attrs, e)
adamc@141	1624 end)
adamc@141	1625
adamc@141	1626 tagHead: BEGIN_TAG (let
adamc@325	1627 val bt = tagIn BEGIN_TAG
adamc@141	1628 val pos = s (BEGIN_TAGleft, BEGIN_TAGright)
adamc@141	1629 in
adamc@325	1630 (bt,
adamc@473	1631 (EVar (["Basis"], bt, Infer), pos))
adamc@141	1632 end)
adamc@141	1633 \| tagHead LBRACE cexp RBRACE (#1 tagHead, (ECApp (#2 tagHead, cexp), s (tagHeadleft, RBRACEright)))
adamc@92	1634
adam@1751	1635 attrs : (NONE, NONE, NONE, NONE, [])
adamc@721	1636 \| attr attrs (let
adamc@721	1637 val loc = s (attrleft, attrsright)
adamc@721	1638 in
adamc@721	1639 case attr of
adamc@721	1640 Class e =>
adamc@721	1641 (case #1 attrs of
adamc@721	1642 NONE => ()
adamc@721	1643 \| SOME _ => ErrorMsg.errorAt loc "Multiple classes specified for tag";
adam@1751	1644 (SOME e, #2 attrs, #3 attrs, #4 attrs, #5 attrs))
adam@1643	1645 \| DynClass e =>
adam@1643	1646 (case #2 attrs of
adam@1643	1647 NONE => ()
adam@1643	1648 \| SOME _ => ErrorMsg.errorAt loc "Multiple dynamic classes specified for tag";
adam@1751	1649 (#1 attrs, SOME e, #3 attrs, #4 attrs, #5 attrs))
adam@1750	1650 \| Style e =>
adam@1750	1651 (case #3 attrs of
adam@1750	1652 NONE => ()
adam@1750	1653 \| SOME _ => ErrorMsg.errorAt loc "Multiple styles specified for tag";
adam@1751	1654 (#1 attrs, #2 attrs, SOME e, #4 attrs, #5 attrs))
adam@1751	1655 \| DynStyle e =>
adam@1751	1656 (case #4 attrs of
adam@1751	1657 NONE => ()
adam@1751	1658 \| SOME _ => ErrorMsg.errorAt loc "Multiple dynamic classes specified for tag";
adam@1751	1659 (#1 attrs, #2 attrs, #3 attrs, SOME e, #5 attrs))
adamc@721	1660 \| Normal xe =>
adam@1751	1661 (#1 attrs, #2 attrs, #3 attrs, #4 attrs, xe :: #5 attrs)
adamc@721	1662 end)
adamc@104	1663
adam@1643	1664 attr : SYMBOL EQ attrv (case SYMBOL of
adam@1643	1665 "class" => Class attrv
adam@1643	1666 \| "dynClass" => DynClass attrv
adam@1750	1667 \| "style" => Style attrv
adam@1751	1668 \| "dynStyle" => DynStyle attrv
adam@1643	1669 \| _ =>
adamc@724	1670 let
adamc@724	1671 val sym =
adamc@724	1672 case SYMBOL of
adamc@724	1673 "type" => "Typ"
adamc@724	1674 \| x => capitalize x
adamc@724	1675 in
adamc@724	1676 Normal ((CName sym, s (SYMBOLleft, SYMBOLright)),
adamc@724	1677 if (sym = "Href" orelse sym = "Src")
adamc@724	1678 andalso (case #1 attrv of
adamc@724	1679 EPrim _ => true
adamc@724	1680 \| _ => false) then
adamc@724	1681 let
adamc@724	1682 val loc = s (attrvleft, attrvright)
adamc@724	1683 in
adamc@724	1684 (EApp ((EVar (["Basis"], "bless", Infer), loc),
adamc@724	1685 attrv), loc)
adamc@724	1686 end
adamc@724	1687 else
adamc@724	1688 attrv)
adamc@724	1689 end)
adamc@204	1690
adamc@104	1691 attrv : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@104	1692 \| FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adamc@104	1693 \| STRING (EPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@110	1694 \| LBRACE eexp RBRACE (eexp)
adamc@226	1695
adamc@232	1696 query : query1 obopt lopt ofopt (let
adamc@229	1697 val loc = s (query1left, query1right)
adamc@230	1698
adamc@230	1699 val re = (ERecord [((CName "Rows", loc),
adamc@230	1700 query1),
adamc@230	1701 ((CName "OrderBy", loc),
adamc@231	1702 obopt),
adamc@231	1703 ((CName "Limit", loc),
adamc@232	1704 lopt),
adamc@232	1705 ((CName "Offset", loc),
adamc@232	1706 ofopt)], loc)
adamc@229	1707 in
adamc@403	1708 (EApp ((EVar (["Basis"], "sql_query", Infer), loc), re), loc)
adamc@229	1709 end)
adamc@993	1710
adamc@993	1711 dopt : (EVar (["Basis"], "False", Infer), dummy)
adamc@993	1712 \| DISTINCT (EVar (["Basis"], "True", Infer),
adamc@993	1713 s (DISTINCTleft, DISTINCTright))
adamc@993	1714
adamc@993	1715 query1 : SELECT dopt select FROM tables wopt gopt hopt
adamc@209	1716 (let
adamc@204	1717 val loc = s (SELECTleft, tablesright)
adamc@207	1718
adamc@1070	1719 val (empties, sel, exps) =
adamc@207	1720 case select of
adamc@1070	1721 Star => ([],
adamc@1070	1722 map (fn nm =>
adamc@233	1723 (nm, (CTuple [(CWild (KRecord (KType, loc), loc),
adamc@233	1724 loc),
adamc@233	1725 (CRecord [], loc)],
adamc@748	1726 loc))) (#1 tables),
adamc@233	1727 [])
adamc@207	1728 \| Items sis =>
adamc@207	1729 let
adam@1627	1730 val tabs = map (fn nm => (nm, Unknown)) (#1 tables)
adamc@1194	1731 val (_, tabs, exps) = foldl (amend_select loc)
adamc@1194	1732 (1, tabs, []) sis
adam@1627	1733 val empties = List.mapPartial (fn (nm, c) =>
adam@1627	1734 case c of
adam@1627	1735 Unknown => SOME nm
adam@1627	1736 \| Selective (CRecord [], _) => SOME nm
adam@1627	1737 \| _ => NONE) tabs
adamc@207	1738 in
adamc@1070	1739 (empties,
adamc@1070	1740 map (fn (nm, c) => (nm,
adam@1627	1741 case c of
adam@1627	1742 Everything =>
adam@1627	1743 (CTuple [(CWild (KRecord (KType, loc), loc), loc),
adam@1627	1744 (CRecord [], loc)], loc)
adam@1627	1745 \| _ =>
adam@1627	1746 let
adam@1627	1747 val c = case c of
adam@1627	1748 Selective c => c
adam@1627	1749 \| _ => (CRecord [], loc)
adam@1627	1750 in
adam@1627	1751 (CTuple [c,
adam@1627	1752 (CWild (KRecord (KType, loc), loc),
adam@1627	1753 loc)], loc)
adam@1627	1754 end)) tabs,
adamc@233	1755 exps)
adamc@207	1756 end
adamc@207	1757
adamc@207	1758 val sel = (CRecord sel, loc)
adamc@207	1759
adamc@226	1760 val grp = case gopt of
adamc@403	1761 NONE => (ECApp ((EVar (["Basis"], "sql_subset_all",
adamc@403	1762 Infer), loc),
adamc@226	1763 (CWild (KRecord (KRecord (KType, loc), loc),
adamc@226	1764 loc), loc)), loc)
adamc@226	1765 \| SOME gis =>
adamc@226	1766 let
adamc@748	1767 val tabs = map (fn nm =>
adamc@748	1768 (nm, (CRecord [], loc))) (#1 tables)
adamc@226	1769 val tabs = foldl (amend_group loc) tabs gis
adamc@226	1770
adamc@226	1771 val tabs = map (fn (nm, c) =>
adamc@226	1772 (nm,
adamc@226	1773 (CTuple [c,
adamc@226	1774 (CWild (KRecord (KType, loc),
adamc@226	1775 loc),
adamc@226	1776 loc)], loc))) tabs
adamc@226	1777 in
adamc@403	1778 (ECApp ((EVar (["Basis"], "sql_subset", Infer), loc),
adamc@226	1779 (CRecord tabs, loc)), loc)
adamc@226	1780 end
adamc@226	1781
adamc@403	1782 val e = (EVar (["Basis"], "sql_query1", Infer), loc)
adamc@1070	1783 val e = (ECApp (e, (CRecord (map (fn nm => (nm, (CUnit, loc))) empties),
adamc@1070	1784 loc)), loc)
adamc@993	1785 val re = (ERecord [((CName "Distinct", loc),
adamc@993	1786 dopt),
adamc@993	1787 ((CName "From", loc),
adamc@748	1788 #2 tables),
adamc@209	1789 ((CName "Where", loc),
adamc@223	1790 wopt),
adamc@224	1791 ((CName "GroupBy", loc),
adamc@226	1792 grp),
adamc@224	1793 ((CName "Having", loc),
adamc@224	1794 hopt),
adamc@223	1795 ((CName "SelectFields", loc),
adamc@403	1796 (ECApp ((EVar (["Basis"], "sql_subset", Infer), loc),
adamc@233	1797 sel), loc)),
adamc@233	1798 ((CName "SelectExps", loc),
adamc@233	1799 (ERecord exps, loc))], loc)
adamc@223	1800
adamc@209	1801 val e = (EApp (e, re), loc)
adamc@204	1802 in
adamc@207	1803 e
adamc@204	1804 end)
adam@1427	1805 \| query1 UNION query1 (sql_relop ("union", false, query11, query12, s (query11left, query12right)))
adam@1427	1806 \| query1 INTERSECT query1 (sql_relop ("intersect", false, query11, query12, s (query11left, query12right)))
adam@1427	1807 \| query1 EXCEPT query1 (sql_relop ("except", false, query11, query12, s (query11left, query12right)))
adam@1427	1808 \| query1 UNION ALL query1 (sql_relop ("union", true, query11, query12, s (query11left, query12right)))
adam@1427	1809 \| query1 INTERSECT ALL query1 (sql_relop ("intersect", true, query11, query12, s (query11left, query12right)))
adam@1427	1810 \| query1 EXCEPT ALL query1 (sql_relop ("except", true, query11, query12, s (query11left, query12right)))
adamc@1070	1811 \| LBRACE LBRACE LBRACE eexp RBRACE RBRACE RBRACE (eexp)
adamc@204	1812
adamc@749	1813 tables : fitem (fitem)
adamc@749	1814 \| fitem COMMA tables (let
adamc@749	1815 val loc = s (fitemleft, tablesright)
adamc@748	1816
adamc@748	1817 val e = (EVar (["Basis"], "sql_from_comma", Infer), loc)
adamc@749	1818 val e = (EApp (e, #2 fitem), loc)
adamc@748	1819 in
adamc@749	1820 (#1 fitem @ #1 tables,
adamc@748	1821 (EApp (e, #2 tables), loc))
adamc@748	1822 end)
adamc@204	1823
adamc@749	1824 fitem : table' ([#1 table'], #2 table')
adamc@1265	1825 \| LBRACE LBRACE eexp RBRACE RBRACE (tnamesOf eexp, eexp)
adamc@749	1826 \| fitem JOIN fitem ON sqlexp (let
adamc@749	1827 val loc = s (fitem1left, sqlexpright)
adamc@749	1828
adamc@749	1829 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749	1830 val e = (EApp (e, #2 fitem1), loc)
adamc@749	1831 val e = (EApp (e, #2 fitem2), loc)
adamc@749	1832 in
adamc@749	1833 (#1 fitem1 @ #1 fitem2,
adamc@749	1834 (EApp (e, sqlexp), loc))
adamc@749	1835 end)
adamc@749	1836 \| fitem INNER JOIN fitem ON sqlexp (let
adamc@749	1837 val loc = s (fitem1left, sqlexpright)
adamc@749	1838
adamc@749	1839 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749	1840 val e = (EApp (e, #2 fitem1), loc)
adamc@749	1841 val e = (EApp (e, #2 fitem2), loc)
adamc@749	1842 in
adamc@749	1843 (#1 fitem1 @ #1 fitem2,
adamc@749	1844 (EApp (e, sqlexp), loc))
adamc@749	1845 end)
adamc@749	1846 \| fitem CROSS JOIN fitem (let
adamc@749	1847 val loc = s (fitem1left, fitem2right)
adamc@749	1848
adamc@749	1849 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749	1850 val e = (EApp (e, #2 fitem1), loc)
adamc@749	1851 val e = (EApp (e, #2 fitem2), loc)
adamc@749	1852 val tru = sql_inject (EVar (["Basis"], "True", Infer), loc)
adamc@749	1853 in
adamc@749	1854 (#1 fitem1 @ #1 fitem2,
adamc@749	1855 (EApp (e, tru), loc))
adamc@749	1856 end)
adamc@750	1857 \| fitem LEFT JOIN fitem ON sqlexp (let
adamc@750	1858 val loc = s (fitem1left, sqlexpright)
adamc@750	1859
adamc@750	1860 val e = (EVar (["Basis"], "sql_left_join", Infer), loc)
adamc@750	1861 val e = (EApp (e, #2 fitem1), loc)
adamc@750	1862 val e = (EApp (e, #2 fitem2), loc)
adamc@750	1863 in
adamc@750	1864 (#1 fitem1 @ #1 fitem2,
adamc@750	1865 (EApp (e, sqlexp), loc))
adamc@750	1866 end)
adamc@751	1867 \| fitem LEFT OUTER JOIN fitem ON sqlexp (let
adamc@751	1868 val loc = s (fitem1left, sqlexpright)
adamc@751	1869
adamc@751	1870 val e = (EVar (["Basis"], "sql_left_join", Infer), loc)
adamc@751	1871 val e = (EApp (e, #2 fitem1), loc)
adamc@751	1872 val e = (EApp (e, #2 fitem2), loc)
adamc@751	1873 in
adamc@751	1874 (#1 fitem1 @ #1 fitem2,
adamc@751	1875 (EApp (e, sqlexp), loc))
adamc@751	1876 end)
adamc@751	1877 \| fitem RIGHT JOIN fitem ON sqlexp (let
adamc@751	1878 val loc = s (fitem1left, sqlexpright)
adamc@751	1879
adamc@751	1880 val e = (EVar (["Basis"], "sql_right_join", Infer), loc)
adamc@751	1881 val e = (EApp (e, #2 fitem1), loc)
adamc@751	1882 val e = (EApp (e, #2 fitem2), loc)
adamc@751	1883 in
adamc@751	1884 (#1 fitem1 @ #1 fitem2,
adamc@751	1885 (EApp (e, sqlexp), loc))
adamc@751	1886 end)
adamc@751	1887 \| fitem RIGHT OUTER JOIN fitem ON sqlexp (let
adamc@751	1888 val loc = s (fitem1left, sqlexpright)
adamc@751	1889
adamc@751	1890 val e = (EVar (["Basis"], "sql_right_join", Infer), loc)
adamc@751	1891 val e = (EApp (e, #2 fitem1), loc)
adamc@751	1892 val e = (EApp (e, #2 fitem2), loc)
adamc@751	1893 in
adamc@751	1894 (#1 fitem1 @ #1 fitem2,
adamc@751	1895 (EApp (e, sqlexp), loc))
adamc@751	1896 end)
adamc@751	1897 \| fitem FULL JOIN fitem ON sqlexp (let
adamc@751	1898 val loc = s (fitem1left, sqlexpright)
adamc@751	1899
adamc@751	1900 val e = (EVar (["Basis"], "sql_full_join", Infer), loc)
adamc@751	1901 val e = (EApp (e, #2 fitem1), loc)
adamc@751	1902 val e = (EApp (e, #2 fitem2), loc)
adamc@751	1903 in
adamc@751	1904 (#1 fitem1 @ #1 fitem2,
adamc@751	1905 (EApp (e, sqlexp), loc))
adamc@751	1906 end)
adamc@751	1907 \| fitem FULL OUTER JOIN fitem ON sqlexp (let
adamc@751	1908 val loc = s (fitem1left, sqlexpright)
adamc@751	1909
adamc@751	1910 val e = (EVar (["Basis"], "sql_full_join", Infer), loc)
adamc@751	1911 val e = (EApp (e, #2 fitem1), loc)
adamc@751	1912 val e = (EApp (e, #2 fitem2), loc)
adamc@751	1913 in
adamc@751	1914 (#1 fitem1 @ #1 fitem2,
adamc@751	1915 (EApp (e, sqlexp), loc))
adamc@751	1916 end)
adamc@1192	1917 \| LPAREN query RPAREN AS tname (let
adamc@1192	1918 val loc = s (LPARENleft, RPARENright)
adamc@1192	1919
adamc@1192	1920 val e = (EVar (["Basis"], "sql_from_query", Infer), loc)
adamc@1192	1921 val e = (ECApp (e, tname), loc)
adamc@1192	1922 in
adamc@1192	1923 ([tname], (EApp (e, query), loc))
adamc@1192	1924 end)
adamc@749	1925
adamc@204	1926 tname : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@204	1927 \| LBRACE cexp RBRACE (cexp)
adamc@204	1928
adamc@243	1929 table : SYMBOL ((CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright)),
adamc@403	1930 (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright)))
adamc@403	1931 \| SYMBOL AS tname (tname, (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright)))
adamc@221	1932 \| LBRACE LBRACE eexp RBRACE RBRACE AS tname (tname, eexp)
adamc@207	1933
adamc@748	1934 table' : table (let
adamc@748	1935 val loc = s (tableleft, tableright)
adamc@748	1936 val e = (EVar (["Basis"], "sql_from_table", Infer), loc)
adamc@748	1937 val e = (ECApp (e, #1 table), loc)
adamc@748	1938 in
adamc@748	1939 (#1 table, (EApp (e, #2 table), loc))
adamc@748	1940 end)
adamc@748	1941
adamc@243	1942 tident : SYMBOL (CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@207	1943 \| CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@221	1944 \| LBRACE LBRACE cexp RBRACE RBRACE (cexp)
adamc@207	1945
adamc@207	1946 fident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@207	1947 \| LBRACE cexp RBRACE (cexp)
adamc@207	1948
adamc@207	1949 seli : tident DOT fident (Field (tident, fident))
adamc@1194	1950 \| sqlexp (Exp (NONE, sqlexp))
adamc@1194	1951 \| sqlexp AS fident (Exp (SOME fident, sqlexp))
adamc@341	1952 \| tident DOT LBRACE LBRACE cexp RBRACE RBRACE (Fields (tident, cexp))
adam@1627	1953 \| tident DOT STAR (StarFields tident)
adamc@207	1954
adamc@207	1955 selis : seli ([seli])
adamc@207	1956 \| seli COMMA selis (seli :: selis)
adamc@207	1957
adamc@207	1958 select : STAR (Star)
adamc@207	1959 \| selis (Items selis)
adamc@209	1960
adamc@403	1961 sqlexp : TRUE (sql_inject (EVar (["Basis"], "True", Infer),
adamc@209	1962 s (TRUEleft, TRUEright)))
adamc@403	1963 \| FALSE (sql_inject (EVar (["Basis"], "False", Infer),
adamc@209	1964 s (FALSEleft, FALSEright)))
adamc@209	1965
adamc@222	1966 \| INT (sql_inject (EPrim (Prim.Int INT),
adamc@222	1967 s (INTleft, INTright)))
adamc@222	1968 \| FLOAT (sql_inject (EPrim (Prim.Float FLOAT),
adamc@222	1969 s (FLOATleft, FLOATright)))
adamc@229	1970 \| STRING (sql_inject (EPrim (Prim.String STRING),
adamc@229	1971 s (STRINGleft, STRINGright)))
adamc@441	1972 \| CURRENT_TIMESTAMP (sql_nfunc ("current_timestamp",
adamc@441	1973 s (CURRENT_TIMESTAMPleft, CURRENT_TIMESTAMPright)))
adamc@222	1974
adamc@221	1975 \| tident DOT fident (let
adamc@221	1976 val loc = s (tidentleft, fidentright)
adamc@403	1977 val e = (EVar (["Basis"], "sql_field", Infer), loc)
adamc@221	1978 val e = (ECApp (e, tident), loc)
adamc@221	1979 in
adamc@221	1980 (ECApp (e, fident), loc)
adamc@221	1981 end)
adamc@234	1982 \| CSYMBOL (let
adamc@234	1983 val loc = s (CSYMBOLleft, CSYMBOLright)
adamc@310	1984 in
adamc@310	1985 if !inDml then
adamc@310	1986 let
adamc@403	1987 val e = (EVar (["Basis"], "sql_field", Infer), loc)
adamc@310	1988 val e = (ECApp (e, (CName "T", loc)), loc)
adamc@310	1989 in
adamc@310	1990 (ECApp (e, (CName CSYMBOL, loc)), loc)
adamc@310	1991 end
adamc@310	1992 else
adamc@310	1993 let
adamc@403	1994 val e = (EVar (["Basis"], "sql_exp", Infer), loc)
adamc@310	1995 in
adamc@310	1996 (ECApp (e, (CName CSYMBOL, loc)), loc)
adamc@310	1997 end
adamc@310	1998 end)
adamc@221	1999
adamc@471	2000 \| LBRACE eexp RBRACE (eexp)
adamc@470	2001
adamc@559	2002 \| sqlexp EQ sqlexp (sql_binary ("eq", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	2003 \| sqlexp NE sqlexp (sql_binary ("ne", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	2004 \| sqlexp LT sqlexp (sql_binary ("lt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	2005 \| sqlexp LE sqlexp (sql_binary ("le", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	2006 \| sqlexp GT sqlexp (sql_binary ("gt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	2007 \| sqlexp GE sqlexp (sql_binary ("ge", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	2008
adamc@559	2009 \| sqlexp PLUS sqlexp (sql_binary ("plus", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	2010 \| sqlexp MINUS sqlexp (sql_binary ("minus", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	2011 \| sqlexp STAR sqlexp (sql_binary ("times", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	2012 \| sqlexp DIVIDE sqlexp (sql_binary ("div", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	2013 \| sqlexp MOD sqlexp (sql_binary ("mod", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@219	2014
adamc@220	2015 \| sqlexp CAND sqlexp (sql_binary ("and", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@220	2016 \| sqlexp OR sqlexp (sql_binary ("or", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	2017
kkallio@1607	2018 \| sqlexp LIKE sqlexp (sql_binary ("like", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
kkallio@1607	2019
adamc@220	2020 \| NOT sqlexp (sql_unary ("not", sqlexp, s (NOTleft, sqlexpright)))
adamc@559	2021 \| MINUS sqlexp (sql_unary ("neg", sqlexp, s (MINUSleft, sqlexpright)))
adamc@220	2022
adamc@470	2023 \| sqlexp IS NULL (let
adamc@470	2024 val loc = s (sqlexpleft, NULLright)
adamc@470	2025 in
adamc@470	2026 (EApp ((EVar (["Basis"], "sql_is_null", Infer), loc),
adamc@470	2027 sqlexp), loc)
adamc@470	2028 end)
adamc@470	2029
kkallio@1572	2030 \| CIF sqlexp CTHEN sqlexp CELSE sqlexp (let
kkallio@1572	2031 val loc = s (CIFleft, sqlexp3right)
kkallio@1572	2032 val e = (EVar (["Basis"], "sql_if_then_else", Infer), loc)
kkallio@1572	2033 in
kkallio@1572	2034 (EApp ((EApp ((EApp (e, sqlexp1), loc), sqlexp2), loc), sqlexp3), loc)
kkallio@1572	2035 end)
kkallio@1572	2036
adamc@471	2037 \| LBRACE LBRACK eexp RBRACK RBRACE (sql_inject (#1 eexp,
adamc@471	2038 s (LBRACEleft, RBRACEright)))
adamc@220	2039 \| LPAREN sqlexp RPAREN (sqlexp)
adamc@210	2040
adamc@467	2041 \| NULL (sql_inject ((EVar (["Basis"], "None", Infer),
adamc@467	2042 s (NULLleft, NULLright))))
adamc@467	2043
adam@1776	2044 \| COUNT LPAREN STAR RPAREN window (let
adam@1776	2045 val loc = s (COUNTleft, windowright)
adam@1776	2046 in
adam@1776	2047 case window of
adam@1776	2048 NONE => (EVar (["Basis"], "sql_count", Infer), loc)
adam@1776	2049 \| SOME _ =>
adam@1776	2050 let
adam@1776	2051 val e = (EVar (["Basis"], "sql_window_count", Infer), loc)
adam@1776	2052 in
adam@1777	2053 applyWindow loc e window
adam@1776	2054 end
adam@1776	2055 end)
adam@1776	2056 \| RANK UNIT window (let
adam@1776	2057 val loc = s (RANKleft, windowright)
adam@1776	2058 val e = (EVar (["Basis"], "sql_window_rank", Infer), loc)
adam@1776	2059 in
adam@1777	2060 applyWindow loc e window
adam@1776	2061 end)
adam@1776	2062 \| COUNT LPAREN sqlexp RPAREN window (let
adam@1776	2063 val loc = s (COUNTleft, windowright)
adam@1776	2064
adam@1776	2065 val e = (EVar (["Basis"], "sql_count_col", Infer), loc)
adam@1776	2066 in
adam@1776	2067 case window of
adam@1776	2068 NONE =>
adam@1776	2069 let
adam@1776	2070 val e = (EApp ((EVar (["Basis"], "sql_aggregate", Infer), loc),
adam@1776	2071 e), loc)
adam@1776	2072 in
adam@1776	2073 (EApp (e, sqlexp), loc)
adam@1776	2074 end
adam@1776	2075 \| SOME _ =>
adam@1776	2076 let
adam@1776	2077 val e = (EApp ((EVar (["Basis"], "sql_window_aggregate", Infer), loc),
adam@1776	2078 e), loc)
adam@1776	2079 val e = (EApp (e, sqlexp), loc)
adam@1776	2080 in
adam@1777	2081 applyWindow loc e window
adam@1776	2082 end
adam@1776	2083 end)
adam@1776	2084 \| sqlagg LPAREN sqlexp RPAREN window (let
adam@1776	2085 val loc = s (sqlaggleft, windowright)
adamc@1187	2086
adam@1776	2087 val e = (EVar (["Basis"], "sql_" ^ sqlagg, Infer), loc)
adam@1776	2088 in
adam@1776	2089 case window of
adam@1776	2090 NONE =>
adam@1776	2091 let
adam@1776	2092 val e = (EApp ((EVar (["Basis"], "sql_aggregate", Infer), loc),
adam@1776	2093 e), loc)
adam@1776	2094 in
adam@1776	2095 (EApp (e, sqlexp), loc)
adam@1776	2096 end
adam@1776	2097 \| SOME _ =>
adam@1776	2098 let
adam@1776	2099 val e = (EApp ((EVar (["Basis"], "sql_window_aggregate", Infer), loc),
adam@1776	2100 e), loc)
adam@1776	2101 val e = (EApp (e, sqlexp), loc)
adam@1776	2102 in
adam@1777	2103 applyWindow loc e window
adam@1776	2104 end
adam@1776	2105 end)
adam@1602	2106 \| COALESCE LPAREN sqlexp COMMA sqlexp RPAREN
adam@1602	2107 (let
adam@1602	2108 val loc = s (COALESCEright, sqlexp2right)
adam@1602	2109 val e = (EVar (["Basis"], "sql_coalesce", Infer), loc)
adam@1602	2110 val e = (EApp (e, sqlexp1), loc)
adam@1602	2111 in
adam@1602	2112 (EApp (e, sqlexp2), loc)
adam@1602	2113 end)
adamc@746	2114 \| fname LPAREN sqlexp RPAREN (let
adamc@746	2115 val loc = s (fnameleft, RPARENright)
adamc@746	2116
adamc@746	2117 val e = (EVar (["Basis"], "sql_ufunc", Infer), loc)
adamc@746	2118 val e = (EApp (e, fname), loc)
adamc@746	2119 in
adamc@746	2120 (EApp (e, sqlexp), loc)
adamc@746	2121 end)
adamc@1191	2122 \| LPAREN query RPAREN (let
adamc@1191	2123 val loc = s (LPARENleft, RPARENright)
adamc@1191	2124
adamc@1191	2125 val e = (EVar (["Basis"], "sql_subquery", Infer), loc)
adamc@1191	2126 in
adamc@1191	2127 (EApp (e, query), loc)
adamc@1191	2128 end)
adamc@746	2129
adam@1776	2130 window : (NONE)
adam@1777	2131 \| OVER LPAREN pbopt obopt RPAREN (SOME (pbopt, obopt))
adam@1777	2132
adam@1777	2133 pbopt : ((EVar (["Basis"], "sql_no_partition", Infer), dummy))
adam@1777	2134 \| PARTITION BY sqlexp (let
adam@1777	2135 val loc = s (PARTITIONleft, sqlexpright)
adam@1777	2136
adam@1777	2137 val e = (EVar (["Basis"], "sql_partition", Infer), loc)
adam@1777	2138 in
adam@1777	2139 (EApp (e, sqlexp), loc)
adam@1777	2140 end)
adam@1776	2141
adamc@746	2142 fname : SYMBOL (EVar (["Basis"], "sql_" ^ SYMBOL, Infer), s (SYMBOLleft, SYMBOLright))
adamc@746	2143 \| LBRACE eexp RBRACE (eexp)
adamc@235	2144
adamc@403	2145 wopt : (sql_inject (EVar (["Basis"], "True", Infer),
adamc@230	2146 dummy))
adamc@209	2147 \| CWHERE sqlexp (sqlexp)
adamc@226	2148
adamc@226	2149 groupi : tident DOT fident (GField (tident, fident))
adam@1425	2150 \| tident DOT LBRACE LBRACE cexp RBRACE RBRACE (GFields (tident, cexp))
adamc@226	2151
adamc@226	2152 groupis: groupi ([groupi])
adamc@226	2153 \| groupi COMMA groupis (groupi :: groupis)
adamc@226	2154
adamc@226	2155 gopt : (NONE)
adamc@226	2156 \| GROUP BY groupis (SOME groupis)
adamc@227	2157
adamc@403	2158 hopt : (sql_inject (EVar (["Basis"], "True", Infer),
adamc@230	2159 dummy))
adamc@227	2160 \| HAVING sqlexp (sqlexp)
adamc@230	2161
adamc@403	2162 obopt : (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), dummy),
adamc@234	2163 (CWild (KRecord (KType, dummy), dummy), dummy)),
adamc@230	2164 dummy)
adamc@230	2165 \| ORDER BY obexps (obexps)
adamc@230	2166
adamc@268	2167 obitem : sqlexp diropt (sqlexp, diropt)
adamc@268	2168
adamc@268	2169 obexps : obitem (let
adamc@268	2170 val loc = s (obitemleft, obitemright)
adamc@230	2171
adamc@403	2172 val e' = (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), loc),
adamc@234	2173 (CWild (KRecord (KType, loc), loc), loc)),
adamc@230	2174 loc)
adamc@403	2175 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons", Infer), loc),
adamc@268	2176 #1 obitem), loc)
adamc@268	2177 val e = (EApp (e, #2 obitem), loc)
adamc@230	2178 in
adamc@230	2179 (EApp (e, e'), loc)
adamc@230	2180 end)
adamc@268	2181 \| obitem COMMA obexps (let
adamc@268	2182 val loc = s (obitemleft, obexpsright)
adamc@230	2183
adamc@403	2184 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons", Infer), loc),
adamc@268	2185 #1 obitem), loc)
adamc@268	2186 val e = (EApp (e, #2 obitem), loc)
adamc@230	2187 in
adamc@230	2188 (EApp (e, obexps), loc)
adamc@230	2189 end)
adam@1682	2190 \| RANDOM popt (EVar (["Basis"], "sql_order_by_random", Infer), s (RANDOMleft, poptright))
adam@1682	2191
adam@1682	2192 popt : ()
adam@1682	2193 \| LPAREN RPAREN ()
adam@1684	2194 \| UNIT ()
adamc@231	2195
adamc@403	2196 diropt : (EVar (["Basis"], "sql_asc", Infer), dummy)
adamc@403	2197 \| ASC (EVar (["Basis"], "sql_asc", Infer), s (ASCleft, ASCright))
adamc@403	2198 \| DESC (EVar (["Basis"], "sql_desc", Infer), s (DESCleft, DESCright))
adam@1543	2199 \| LBRACE eexp RBRACE (eexp)
adamc@268	2200
adamc@403	2201 lopt : (EVar (["Basis"], "sql_no_limit", Infer), dummy)
adamc@403	2202 \| LIMIT ALL (EVar (["Basis"], "sql_no_limit", Infer), dummy)
adamc@231	2203 \| LIMIT sqlint (let
adamc@231	2204 val loc = s (LIMITleft, sqlintright)
adamc@231	2205 in
adamc@403	2206 (EApp ((EVar (["Basis"], "sql_limit", Infer), loc), sqlint), loc)
adamc@231	2207 end)
adamc@231	2208
adamc@403	2209 ofopt : (EVar (["Basis"], "sql_no_offset", Infer), dummy)
adamc@232	2210 \| OFFSET sqlint (let
adamc@232	2211 val loc = s (OFFSETleft, sqlintright)
adamc@232	2212 in
adamc@403	2213 (EApp ((EVar (["Basis"], "sql_offset", Infer), loc), sqlint), loc)
adamc@232	2214 end)
adamc@232	2215
adamc@231	2216 sqlint : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@231	2217 \| LBRACE eexp RBRACE (eexp)
adamc@236	2218
adamc@236	2219 sqlagg : AVG ("avg")
adamc@236	2220 \| SUM ("sum")
adamc@236	2221 \| MIN ("min")
adamc@236	2222 \| MAX ("max")

Mercurial > urweb

annotate src/urweb.grm @ 1777:59b07fdae1ff