Ur/Web: src/urweb.grm annotate

annotate src/urweb.grm @ 2106:18ef1db770f6

Fix a potential memory bug in fastcgi.c

author	Adam Chlipala <adam@chlipala.net>
date	Thu, 22 Jan 2015 09:55:05 -0500
parents	c647f113ba3e
children	8cf40452c900

rev	line source
adam@2010	1 (* Copyright (c) 2008-2014, Adam Chlipala
adamc@1	2 * All rights reserved.
adamc@1	3 *
adamc@1	4 * Redistribution and use in source and binary forms, with or without
adamc@1	5 * modification, are permitted provided that the following conditions are met:
adamc@1	6 *
adamc@1	7 * - Redistributions of source code must retain the above copyright notice,
adamc@1	8 * this list of conditions and the following disclaimer.
adamc@1	9 * - Redistributions in binary form must reproduce the above copyright notice,
adamc@1	10 * this list of conditions and the following disclaimer in the documentation
adamc@1	11 * and/or other materials provided with the distribution.
adamc@1	12 * - The names of contributors may not be used to endorse or promote products
adamc@1	13 * derived from this software without specific prior written permission.
adamc@1	14 *
adamc@339	15 * THIS SOFTARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
adamc@1	16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
adamc@1	17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
adamc@1	18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
adamc@1	19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
adamc@1	20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
adamc@1	21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
adamc@1	22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
adamc@1	23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
adamc@1	24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
adamc@1	25 * POSSIBILITY OF SUCH DAMAGE.
adamc@1	26 *)
adamc@1	27
adamc@244	28 (* Grammar for Ur/Web programs *)
adamc@1	29
adamc@4	30 open Source
adamc@1	31
adamc@1	32 val s = ErrorMsg.spanOf
adamc@230	33 val dummy = ErrorMsg.dummySpan
adamc@1	34
adamc@204	35 fun capitalize "" = ""
adamc@204	36 \| capitalize s = str (Char.toUpper (String.sub (s, 0))) ^ String.extract (s, 1, NONE)
adamc@104	37
adam@1840	38 fun makeAttr s =
adam@1840	39 case s of
adam@1840	40 "type" => "Typ"
adam@1840	41 \| "name" => "Nam"
adam@1840	42 \| _ => capitalize (String.translate (fn ch => if ch = #"-" then "_" else str ch) s)
adam@1840	43
adamc@203	44 fun entable t =
adamc@203	45 case #1 t of
adamc@203	46 TRecord c => c
adamc@203	47 \| _ => t
adamc@203	48
adamc@207	49 datatype select_item =
adamc@207	50 Field of con * con
adamc@1194	51 \| Exp of con option * exp
adamc@341	52 \| Fields of con * con
adam@1627	53 \| StarFields of con
adamc@207	54
adamc@207	55 datatype select =
adamc@207	56 Star
adamc@207	57 \| Items of select_item list
adamc@207	58
adamc@226	59 datatype group_item =
adamc@226	60 GField of con * con
adam@1425	61 \| GFields of con * con
adamc@226	62
adamc@207	63 fun eqTnames ((c1, _), (c2, _)) =
adamc@207	64 case (c1, c2) of
adamc@207	65 (CVar (ms1, x1), CVar (ms2, x2)) => ms1 = ms2 andalso x1 = x2
adamc@207	66 \| (CName x1, CName x2) => x1 = x2
adamc@207	67 \| _ => false
adamc@207	68
adam@1424	69 fun nameString (c, _) =
adam@1424	70 case c of
adam@1424	71 CName s => s
adam@1424	72 \| CVar (_, x) => x
adam@1424	73 \| _ => "?"
adam@1424	74
adam@1627	75 datatype tableMode =
adam@1627	76 Unknown
adam@1627	77 \| Everything
adam@1627	78 \| Selective of con
adam@1627	79
adamc@1194	80 fun amend_select loc (si, (count, tabs, exps)) =
adamc@233	81 case si of
adamc@233	82 Field (tx, fx) =>
adamc@233	83 let
adamc@233	84 val c = (CRecord ([(fx, (CWild (KType, loc), loc))]), loc)
adamc@207	85
adamc@233	86 val (tabs, found) = ListUtil.foldlMap (fn ((tx', c'), found) =>
adamc@233	87 if eqTnames (tx, tx') then
adam@1627	88 case c' of
adam@1627	89 Everything =>
adam@1627	90 (ErrorMsg.errorAt loc
adam@1627	91 "Mixing specific-field and '*' selection of fields from same table";
adam@1627	92 ((tx', c'), found))
adam@1627	93 \| Unknown =>
adam@1627	94 ((tx', Selective c), true)
adam@1627	95 \| Selective c' =>
adam@1627	96 ((tx', Selective (CConcat (c, c'), loc)), true)
adamc@233	97 else
adamc@233	98 ((tx', c'), found))
adamc@233	99 false tabs
adamc@233	100 in
adamc@233	101 if found then
adamc@233	102 ()
adamc@233	103 else
adam@1424	104 ErrorMsg.errorAt loc ("Select of field " ^ nameString fx ^ " from unbound table " ^ nameString tx);
adamc@233	105
adamc@1194	106 (count, tabs, exps)
adamc@233	107 end
adamc@341	108 \| Fields (tx, fs) =>
adamc@341	109 let
adamc@341	110 val (tabs, found) = ListUtil.foldlMap (fn ((tx', c'), found) =>
adamc@341	111 if eqTnames (tx, tx') then
adam@1627	112 case c' of
adam@1627	113 Everything =>
adam@1627	114 (ErrorMsg.errorAt loc
adam@1627	115 "Mixing specific-field and '*' selection of fields from same table";
adam@1627	116 ((tx', c'), found))
adam@1627	117 \| Selective c' =>
adam@1627	118 ((tx', Selective (CConcat (fs, c'), loc)), true)
adam@1627	119 \| Unknown =>
adam@1627	120 ((tx', Selective fs), true)
adamc@341	121 else
adamc@341	122 ((tx', c'), found))
adamc@341	123 false tabs
adamc@341	124 in
adamc@341	125 if found then
adamc@341	126 ()
adamc@341	127 else
adamc@341	128 ErrorMsg.errorAt loc "Select of field from unbound table";
adamc@341	129
adamc@1194	130 (count, tabs, exps)
adamc@341	131 end
adam@1627	132 \| StarFields tx =>
adam@1627	133 if List.exists (fn (tx', c') => eqTnames (tx, tx') andalso case c' of
adam@1627	134 Unknown => false
adam@1627	135 \| _ => true) tabs then
adam@1627	136 (ErrorMsg.errorAt loc "Selection with '*' from table already mentioned in same SELECT clause";
adam@1627	137 (count, tabs, exps))
adam@1627	138 else if List.all (fn (tx', c') => not (eqTnames (tx, tx'))) tabs then
adam@1627	139 (ErrorMsg.errorAt loc "Select of all fields from unbound table";
adam@1627	140 (count, tabs, exps))
adam@1627	141 else
adam@1627	142 (count, map (fn (tx', c') => (tx', if eqTnames (tx, tx') then Everything else c')) tabs, exps)
adamc@1194	143 \| Exp (SOME c, e) => (count, tabs, (c, e) :: exps)
adamc@1194	144 \| Exp (NONE, e) => (count+1, tabs, ((CName (Int.toString count), loc), e) :: exps)
adamc@207	145
adamc@226	146 fun amend_group loc (gi, tabs) =
adamc@226	147 let
adamc@226	148 val (tx, c) = case gi of
adamc@226	149 GField (tx, fx) => (tx, (CRecord ([(fx, (CWild (KType, loc), loc))]), loc))
adam@1425	150 \| GFields (tx, fxs) => (tx, fxs)
adamc@226	151
adamc@226	152 val (tabs, found) = ListUtil.foldlMap (fn ((tx', c'), found) =>
adamc@226	153 if eqTnames (tx, tx') then
adamc@226	154 ((tx', (CConcat (c, c'), loc)), true)
adamc@226	155 else
adamc@226	156 ((tx', c'), found))
adam@1425	157 false tabs
adamc@226	158 in
adamc@226	159 if found then
adamc@226	160 ()
adamc@226	161 else
adamc@226	162 ErrorMsg.errorAt loc "Select of field from unbound table";
adamc@226	163
adamc@226	164 tabs
adamc@226	165 end
adamc@226	166
adamc@403	167 fun sql_inject (v, loc) =
adamc@403	168 (EApp ((EVar (["Basis"], "sql_inject", Infer), loc), (v, loc)), loc)
adamc@209	169
adamc@220	170 fun sql_binary (oper, sqlexp1, sqlexp2, loc) =
adamc@220	171 let
adamc@403	172 val e = (EVar (["Basis"], "sql_binary", Infer), loc)
adamc@403	173 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@220	174 val e = (EApp (e, sqlexp1), loc)
adamc@220	175 in
adamc@220	176 (EApp (e, sqlexp2), loc)
adamc@220	177 end
adamc@220	178
adamc@220	179 fun sql_unary (oper, sqlexp, loc) =
adamc@220	180 let
adamc@403	181 val e = (EVar (["Basis"], "sql_unary", Infer), loc)
adamc@403	182 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@220	183 in
adamc@220	184 (EApp (e, sqlexp), loc)
adamc@219	185 end
adamc@219	186
adam@1427	187 fun sql_relop (oper, all, sqlexp1, sqlexp2, loc) =
adamc@229	188 let
adamc@403	189 val e = (EVar (["Basis"], "sql_relop", Infer), loc)
adamc@403	190 val e = (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adam@1427	191 val e = (EApp (e, (EVar (["Basis"], if all then "True" else "False", Infer), loc)), loc)
adamc@229	192 val e = (EApp (e, sqlexp1), loc)
adamc@229	193 in
adamc@229	194 (EApp (e, sqlexp2), loc)
adamc@229	195 end
adamc@229	196
adamc@441	197 fun sql_nfunc (oper, loc) =
adamc@441	198 let
adamc@441	199 val e = (EVar (["Basis"], "sql_nfunc", Infer), loc)
adamc@441	200 in
adamc@441	201 (EApp (e, (EVar (["Basis"], "sql_" ^ oper, Infer), loc)), loc)
adamc@441	202 end
adamc@441	203
adamc@389	204 fun native_unop (oper, e1, loc) =
adamc@389	205 let
adamc@403	206 val e = (EVar (["Basis"], oper, Infer), loc)
adamc@389	207 in
adamc@389	208 (EApp (e, e1), loc)
adamc@389	209 end
adamc@389	210
adamc@256	211 fun native_op (oper, e1, e2, loc) =
adamc@256	212 let
adamc@403	213 val e = (EVar (["Basis"], oper, Infer), loc)
adamc@256	214 val e = (EApp (e, e1), loc)
adamc@256	215 in
adamc@256	216 (EApp (e, e2), loc)
adamc@256	217 end
adamc@256	218
adamc@310	219 val inDml = ref false
adamc@310	220
adamc@325	221 fun tagIn bt =
adamc@325	222 case bt of
adamc@325	223 "table" => "tabl"
adam@2077	224 \| "url" => "url_"
adam@2078	225 \| "datetime-local" => "datetime_local"
adam@2080	226 \| "cdatetime-local" => "cdatetime_local"
adamc@325	227 \| _ => bt
adamc@325	228
adamc@709	229 datatype prop_kind = Delete \| Update
adamc@709	230
adam@2047	231 datatype attr = Class of exp \| DynClass of exp \| Style of exp \| DynStyle of exp \| Normal of con * exp \| Data of string * string * exp
adamc@721	232
adamc@822	233 fun patType loc (p : pat) =
adamc@822	234 case #1 p of
adamc@822	235 PAnnot (_, t) => t
adamc@822	236 \| _ => (CWild (KType, loc), loc)
adamc@822	237
adamc@1265	238 fun tnamesOf (e, _) =
adamc@1265	239 case e of
adamc@1265	240 EApp (e1, e2) => tnamesOf e1 @ tnamesOf e2
adamc@1265	241 \| ECApp (e, c as (CName _, _)) =>
adamc@1265	242 let
adamc@1265	243 fun isFt (e, _) =
adamc@1265	244 case e of
adamc@1265	245 EVar (["Basis"], "sql_from_table", _) => true
adamc@1265	246 \| EVar ([], "sql_from_table", _) => true
adamc@1265	247 \| ECApp (e, _) => isFt e
adamc@1265	248 \| EApp (e, _) => isFt e
adamc@1265	249 \| EDisjointApp e => isFt e
adamc@1265	250 \| _ => false
adamc@1265	251 in
adamc@1265	252 (if isFt e then [c] else []) @ tnamesOf e
adamc@1265	253 end
adamc@1265	254 \| ECApp (e, _) => tnamesOf e
adamc@1265	255 \| EDisjointApp e => tnamesOf e
adamc@1265	256 \| _ => []
adamc@1265	257
adam@1761	258 fun classOut (s, pos) =
adam@1761	259 let
adam@1761	260 val s = case s of
adam@1761	261 "table" => "tabl"
adam@1761	262 \| _ => s
adam@1761	263 in
adam@1761	264 (EVar ([], String.translate (fn #"-" => "_" \| ch => str ch) s, Infer), pos)
adam@1761	265 end
adam@1749	266
adam@1749	267 fun parseClass s pos =
adam@1749	268 case String.tokens Char.isSpace s of
adam@1749	269 [] => (EVar (["Basis"], "null", Infer), pos)
adam@1749	270 \| class :: classes =>
adam@1749	271 foldl (fn (s, e) => (EApp ((EApp ((EVar (["Basis"], "classes", Infer), pos), e), pos), classOut (s, pos)), pos))
adam@1749	272 (classOut (class, pos)) classes
adam@1749	273
adam@1750	274 fun parseValue s pos =
adam@1750	275 if String.isPrefix "url(" s andalso String.isSuffix ")" s then
adam@1750	276 let
adam@1750	277 val s = String.substring (s, 4, size s - 5)
adam@1750	278
adam@1750	279 val s = if size s >= 2
adam@1750	280 andalso ((String.isPrefix "\"" s andalso String.isSuffix "\"" s)
adam@1750	281 orelse (String.isPrefix "'" s andalso String.isSuffix "'" s)) then
adam@1750	282 String.substring (s, 1, size s - 2)
adam@1750	283 else
adam@1750	284 s
adam@1750	285 in
adam@1750	286 (EApp ((EVar (["Basis"], "css_url", Infer), pos),
adam@1750	287 (EApp ((EVar (["Basis"], "bless", Infer), pos),
adam@2048	288 (EPrim (Prim.String (Prim.Normal, s)), pos)), pos)), pos)
adam@1750	289 end
adam@1750	290 else
adam@1750	291 (EApp ((EVar (["Basis"], "atom", Infer), pos),
adam@2048	292 (EPrim (Prim.String (Prim.Normal, s)), pos)), pos)
adam@1750	293
adam@1750	294 fun parseProperty s pos =
adam@1750	295 let
adam@1750	296 val (befor, after) = Substring.splitl (fn ch => ch <> #":") (Substring.full s)
adam@1750	297 in
adam@1750	298 if Substring.isEmpty after then
adam@1750	299 (ErrorMsg.errorAt pos ("Invalid CSS property syntax: " ^ s);
adam@2048	300 (EPrim (Prim.String (Prim.Normal, "")), pos))
adam@1750	301 else
adam@1750	302 foldl (fn (value, e) => (EApp ((EApp ((EVar (["Basis"], "value", Infer), pos), e), pos), parseValue value pos), pos))
adam@1750	303 (EApp ((EVar (["Basis"], "property", Infer), pos),
adam@2048	304 (EPrim (Prim.String (Prim.Normal, Substring.string (#2 (Substring.splitl Char.isSpace befor)))), pos)), pos)
adam@1750	305 (String.tokens Char.isSpace (Substring.string (Substring.slice (after, 1, NONE))))
adam@1750	306 end
adam@1750	307
adam@1750	308 fun parseStyle s pos =
adam@1750	309 case String.tokens (fn ch => ch = #";") s of
adam@1750	310 [] => (EVar (["Basis"], "noStyle", Infer), pos)
adam@1750	311 \| props =>
adam@1750	312 foldl (fn (s, e) => (EApp ((EApp ((EVar (["Basis"], "oneProperty", Infer), pos), e), pos), parseProperty s pos), pos))
adam@1750	313 (EVar (["Basis"], "noStyle", Infer), pos) props
adam@1750	314
adam@1777	315 fun applyWindow loc e window =
adam@1777	316 let
adam@1777	317 val (pb, ob) = getOpt (window, ((EVar (["Basis"], "sql_no_partition", Infer), dummy),
adam@1777	318 (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), dummy),
adam@1777	319 (CWild (KRecord (KType, dummy), dummy), dummy)),
adam@1777	320 dummy)))
adam@1778	321 val e' = (EVar (["Basis"], "sql_window_function", Infer), loc)
adam@1777	322 val e' = (EApp (e', e), loc)
adam@1777	323 val e' = (EApp (e', pb), loc)
adam@1777	324 in
adam@1777	325 (EApp (e', ob), loc)
adam@1777	326 end
adam@1777	327
adam@2009	328 fun patternOut (e : exp) =
adam@2009	329 case #1 e of
adam@2009	330 EWild => (PWild, #2 e)
adam@2009	331 \| EVar ([], x, Infer) =>
adam@2009	332 if Char.isUpper (String.sub (x, 0)) then
adam@2009	333 (PCon ([], x, NONE), #2 e)
adam@2009	334 else
adam@2009	335 (PVar x, #2 e)
adam@2009	336 \| EVar (xs, x, Infer) =>
adam@2009	337 if Char.isUpper (String.sub (x, 0)) then
adam@2009	338 (PCon (xs, x, NONE), #2 e)
adam@2009	339 else
adam@2009	340 (ErrorMsg.errorAt (#2 e) "Badly capitalized constructor name in pattern";
adam@2009	341 (PWild, #2 e))
adam@2009	342 \| EPrim p => (PPrim p, #2 e)
adam@2009	343 \| EApp ((EVar (xs, x, Infer), _), e') =>
adam@2009	344 (PCon (xs, x, SOME (patternOut e')), #2 e)
adam@2009	345 \| ERecord (xes, flex) =>
adam@2009	346 (PRecord (map (fn (x, e') =>
adam@2009	347 let
adam@2009	348 val x =
adam@2009	349 case #1 x of
adam@2009	350 CName x => x
adam@2009	351 \| _ => (ErrorMsg.errorAt (#2 e) "Field name not constant in pattern";
adam@2009	352 "")
adam@2009	353 in
adam@2009	354 (x, patternOut e')
adam@2009	355 end) xes, flex), #2 e)
adam@2009	356 \| EAnnot (e', t) =>
adam@2009	357 (PAnnot (patternOut e', t), #2 e)
adam@2009	358 \| _ => (ErrorMsg.errorAt (#2 e) "This is an expression but not a pattern.";
adam@2009	359 (PWild, #2 e))
adam@2009	360
adamc@1	361 %%
adamc@244	362 %header (functor UrwebLrValsFn(structure Token : TOKEN))
adamc@1	363
adamc@1	364 %term
adamc@1	365 EOF
adamc@821	366 \| STRING of string \| INT of Int64.int \| FLOAT of Real64.real \| CHAR of char
adamc@1	367 \| SYMBOL of string \| CSYMBOL of string
adamc@1	368 \| LPAREN \| RPAREN \| LBRACK \| RBRACK \| LBRACE \| RBRACE
adam@1306	369 \| EQ \| COMMA \| COLON \| DCOLON \| DCOLONWILD \| TCOLON \| TCOLONWILD \| DOT \| HASH \| UNDER \| UNDERUNDER \| BAR
adamc@403	370 \| PLUS \| MINUS \| DIVIDE \| DOTDOTDOT \| MOD \| AT
adam@2010	371 \| CON \| LTYPE \| VAL \| REC \| AND \| FUN \| MAP \| UNIT \| KUNIT \| CLASS \| FFI
adamc@156	372 \| DATATYPE \| OF
adamc@7	373 \| TYPE \| NAME
adamc@629	374 \| ARROW \| LARROW \| DARROW \| STAR \| SEMI \| KARROW \| DKARROW \| BANG
adamc@674	375 \| FN \| PLUSPLUS \| MINUSMINUS \| MINUSMINUSMINUS \| DOLLAR \| TWIDDLE \| CARET
adamc@446	376 \| LET \| IN
adam@1732	377 \| STRUCTURE \| SIGNATURE \| STRUCT \| SIG \| END \| FUNCTOR \| WHERE \| SQL \| SELECT1
adamc@754	378 \| INCLUDE \| OPEN \| CONSTRAINT \| CONSTRAINTS \| EXPORT \| TABLE \| SEQUENCE \| VIEW
adamc@1199	379 \| COOKIE \| STYLE \| TASK \| POLICY
adamc@842	380 \| CASE \| IF \| THEN \| ELSE \| ANDALSO \| ORELSE
adamc@1	381
adamc@360	382 \| XML_BEGIN of string \| XML_END \| XML_BEGIN_END of string
adamc@91	383 \| NOTAGS of string
adamc@91	384 \| BEGIN_TAG of string \| END_TAG of string
adamc@91	385
adamc@993	386 \| SELECT \| DISTINCT \| FROM \| AS \| CWHERE \| GROUP \| ORDER \| BY \| HAVING
adamc@229	387 \| UNION \| INTERSECT \| EXCEPT
adamc@232	388 \| LIMIT \| OFFSET \| ALL
adamc@220	389 \| TRUE \| FALSE \| CAND \| OR \| NOT
adam@1778	390 \| COUNT \| AVG \| SUM \| MIN \| MAX \| RANK \| PARTITION \| OVER
adam@1682	391 \| ASC \| DESC \| RANDOM
kkallio@1607	392 \| INSERT \| INTO \| VALUES \| UPDATE \| SET \| DELETE \| NULL \| IS \| COALESCE \| LIKE
adamc@441	393 \| CURRENT_TIMESTAMP
adamc@219	394 \| NE \| LT \| LE \| GT \| GE
adamc@714	395 \| CCONSTRAINT \| UNIQUE \| CHECK \| PRIMARY \| FOREIGN \| KEY \| ON \| NO \| ACTION \| RESTRICT \| CASCADE \| REFERENCES
adamc@751	396 \| JOIN \| INNER \| CROSS \| OUTER \| LEFT \| RIGHT \| FULL
kkallio@1572	397 \| CIF \| CTHEN \| CELSE
adamc@204	398
adamc@30	399 %nonterm
adamc@1	400 file of decl list
adamc@1	401 \| decls of decl list
adamc@325	402 \| decl of decl list
adamc@123	403 \| vali of string * con option * exp
adamc@123	404 \| valis of (string * con option * exp) list
adamc@242	405 \| copt of con option
adamc@1	406
adamc@191	407 \| dargs of string list
adamc@156	408 \| barOpt of unit
adamc@156	409 \| dcons of (string * con option) list
adamc@805	410 \| dtype of string * string list * (string * con option) list
adamc@805	411 \| dtypes of (string * string list * (string * con option) list) list
adamc@156	412 \| dcon of string * con option
adamc@156	413
adamc@707	414 \| pkopt of exp
adam@1722	415 \| pk of exp
adamc@707	416 \| commaOpt of unit
adamc@707	417
adamc@704	418 \| cst of exp
adamc@704	419 \| csts of exp
adamc@704	420 \| cstopt of exp
adamc@704	421
adamc@1001	422 \| ckl of (string * kind option) list
adamc@1001	423
adamc@709	424 \| pmode of prop_kind * exp
adamc@709	425 \| pkind of prop_kind
adamc@709	426 \| prule of exp
adamc@709	427 \| pmodes of (prop_kind * exp) list
adamc@709	428
adamc@30	429 \| sgn of sgn
adamc@42	430 \| sgntm of sgn
adamc@30	431 \| sgi of sgn_item
adamc@30	432 \| sgis of sgn_item list
adamc@30	433
adamc@30	434 \| str of str
adamc@30	435
adamc@1	436 \| kind of kind
adamc@207	437 \| ktuple of kind list
adamc@1	438 \| kcolon of explicitness
adamc@240	439 \| kopt of kind option
adamc@1	440
adamc@34	441 \| path of string list * string
adamc@156	442 \| cpath of string list * string
adamc@34	443 \| spath of str
adamc@59	444 \| mpath of string list
adamc@34	445
adamc@1	446 \| cexp of con
adam@1577	447 \| cexpO of con option
adamc@1	448 \| capps of con
adamc@1	449 \| cterm of con
adamc@195	450 \| ctuple of con list
adamc@207	451 \| ctuplev of con list
adamc@1	452 \| ident of con
adamc@200	453 \| idents of con list
adamc@1	454 \| rcon of (con * con) list
adamc@83	455 \| rconn of (con * con) list
adamc@1	456 \| rcone of (con * con) list
adamc@239	457 \| cargs of con * kind -> con * kind
adamc@239	458 \| cargl of con * kind -> con * kind
adamc@240	459 \| cargl2 of con * kind -> con * kind
adamc@239	460 \| carg of con * kind -> con * kind
adamc@239	461 \| cargp of con * kind -> con * kind
adamc@1	462
adamc@8	463 \| eexp of exp
adamc@8	464 \| eapps of exp
adamc@8	465 \| eterm of exp
adamc@195	466 \| etuple of exp list
adam@2009	467 \| rexp of (con * exp) list * bool
adamc@91	468 \| xml of exp
adamc@91	469 \| xmlOne of exp
adamc@1045	470 \| xmlOpt of exp
adam@1643	471 \| tag of (string * exp) * exp option * exp option * exp
adamc@141	472 \| tagHead of string * exp
adam@2009	473 \| bind of pat * con option * exp
adamc@446	474 \| edecl of edecl
adamc@446	475 \| edecls of edecl list
adamc@8	476
adamc@241	477 \| earg of exp * con -> exp * con
adamc@241	478 \| eargp of exp * con -> exp * con
adamc@822	479 \| earga of exp * con -> exp * con
adamc@241	480 \| eargs of exp * con -> exp * con
adamc@241	481 \| eargl of exp * con -> exp * con
adamc@242	482 \| eargl2 of exp * con -> exp * con
adamc@241	483
adamc@170	484 \| branch of pat * exp
adamc@170	485 \| branchs of (pat * exp) list
adamc@170	486 \| pat of pat
adamc@822	487 \| patS of pat
adamc@170	488 \| pterm of pat
adamc@174	489 \| rpat of (string * pat) list * bool
adamc@195	490 \| ptuple of pat list
adamc@170	491
adam@2047	492 \| attrs of exp option * exp option * exp option * exp option * (string * string * exp) list * (con * exp) list
adamc@721	493 \| attr of attr
adamc@104	494 \| attrv of exp
adamc@104	495
adamc@204	496 \| query of exp
adamc@226	497 \| query1 of exp
adamc@993	498 \| dopt of exp
adamc@748	499 \| tables of con list * exp
adamc@749	500 \| fitem of con list * exp
adamc@204	501 \| tname of con
adamc@705	502 \| tnameW of con * con
adamc@705	503 \| tnames of (con * con) * (con * con) list
adamc@705	504 \| tnames' of (con * con) * (con * con) list
adamc@204	505 \| table of con * exp
adamc@748	506 \| table' of con * exp
adamc@207	507 \| tident of con
adamc@207	508 \| fident of con
adamc@207	509 \| seli of select_item
adamc@207	510 \| selis of select_item list
adamc@207	511 \| select of select
adamc@209	512 \| sqlexp of exp
adam@1777	513 \| window of (exp * exp) option
adam@1777	514 \| pbopt of exp
adamc@209	515 \| wopt of exp
adamc@226	516 \| groupi of group_item
adamc@226	517 \| groupis of group_item list
adamc@226	518 \| gopt of group_item list option
adamc@227	519 \| hopt of exp
adamc@230	520 \| obopt of exp
adamc@268	521 \| obitem of exp * exp
adamc@230	522 \| obexps of exp
adam@1682	523 \| popt of unit
adamc@268	524 \| diropt of exp
adamc@231	525 \| lopt of exp
adamc@232	526 \| ofopt of exp
adamc@231	527 \| sqlint of exp
adamc@236	528 \| sqlagg of string
adamc@746	529 \| fname of exp
adamc@207	530
adamc@302	531 \| texp of exp
adamc@302	532 \| fields of con list
adamc@302	533 \| sqlexps of exp list
adamc@303	534 \| fsets of (con * exp) list
adamc@310	535 \| enterDml of unit
adamc@310	536 \| leaveDml of unit
adamc@302	537
adam@2010	538 \| ffi_mode of ffi_mode
adam@2010	539 \| ffi_modes of ffi_mode list
adam@2010	540
adamc@204	541
adamc@1	542 %verbose (* print summary of errors *)
adamc@1	543 %pos int (* positions *)
adamc@1	544 %start file
adamc@1	545 %pure
adamc@1	546 %eop EOF
adamc@1	547 %noshift EOF
adamc@1	548
adamc@244	549 %name Urweb
adamc@1	550
adamc@623	551 %right KARROW
adamc@623	552 %nonassoc DKARROW
adamc@243	553 %right SEMI
adamc@243	554 %nonassoc LARROW
adamc@195	555 %nonassoc IF THEN ELSE
adamc@843	556 %nonassoc DARROW
adamc@842	557 %left ANDALSO
adamc@842	558 %left ORELSE
adamc@1	559 %nonassoc COLON
adam@1306	560 %nonassoc DCOLON TCOLON DCOLONWILD TCOLONWILD
adam@1427	561 %left UNION INTERSECT EXCEPT ALL
adamc@1	562 %right COMMA
adamc@751	563 %right JOIN INNER CROSS OUTER LEFT RIGHT FULL
adamc@220	564 %right OR
adamc@220	565 %right CAND
adamc@470	566 %nonassoc EQ NE LT LE GT GE IS
adamc@243	567 %right ARROW
adamc@837	568 %right CARET PLUSPLUS
adamc@837	569 %left MINUSMINUS MINUSMINUSMINUS
adamc@389	570 %left PLUS MINUS
adamc@389	571 %left STAR DIVIDE MOD
adamc@220	572 %left NOT
adamc@84	573 %nonassoc TWIDDLE
adamc@1	574 %nonassoc DOLLAR
adamc@1	575 %left DOT
adamc@221	576 %nonassoc LBRACE RBRACE
adamc@1	577
adamc@1	578 %%
adamc@1	579
adamc@1	580 file : decls (decls)
adamc@54	581 \| SIG sgis ([(DSgn ("?", (SgnConst sgis, s (SIGleft, sgisright))),
adamc@54	582 s (SIGleft, sgisright))])
adamc@1	583
adamc@1	584 decls : ([])
adamc@325	585 \| decl decls (decl @ decls)
adamc@1	586
adamc@240	587 decl : CON SYMBOL cargl2 kopt EQ cexp (let
adamc@240	588 val loc = s (CONleft, cexpright)
adamc@240	589
adamc@240	590 val k = Option.getOpt (kopt, (KWild, loc))
adamc@240	591 val (c, k) = cargl2 (cexp, k)
adamc@240	592 in
adamc@325	593 [(DCon (SYMBOL, SOME k, c), loc)]
adamc@240	594 end)
adam@1654	595 \| LTYPE SYMBOL cargl2 EQ cexp (let
adam@1654	596 val loc = s (LTYPEleft, cexpright)
adam@1654	597
adam@1654	598 val k = (KWild, loc)
adam@1654	599 val (c, k) = cargl2 (cexp, k)
adam@1654	600 in
adam@1654	601 [(DCon (SYMBOL, SOME k, c), loc)]
adam@1654	602 end)
adamc@805	603 \| DATATYPE dtypes ([(DDatatype dtypes, s (DATATYPEleft, dtypesright))])
adamc@191	604 \| DATATYPE SYMBOL dargs EQ DATATYPE CSYMBOL DOT path
adamc@191	605 (case dargs of
adamc@325	606 [] => [(DDatatypeImp (SYMBOL, CSYMBOL :: #1 path, #2 path), s (DATATYPEleft, pathright))]
adamc@191	607 \| _ => raise Fail "Arguments specified for imported datatype")
adamc@325	608 \| VAL vali ([(DVal vali, s (VALleft, valiright))])
adamc@325	609 \| VAL REC valis ([(DValRec valis, s (VALleft, valisright))])
adamc@325	610 \| FUN valis ([(DValRec valis, s (FUNleft, valisright))])
adamc@1	611
adamc@325	612 \| SIGNATURE CSYMBOL EQ sgn ([(DSgn (CSYMBOL, sgn), s (SIGNATUREleft, sgnright))])
adam@1868	613 \| STRUCTURE CSYMBOL EQ str ([(DStr (CSYMBOL, NONE, NONE, str, false), s (STRUCTUREleft, strright))])
adam@1868	614 \| STRUCTURE CSYMBOL COLON sgn EQ str ([(DStr (CSYMBOL, SOME sgn, NONE, str, false), s (STRUCTUREleft, strright))])
adamc@42	615 \| FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN EQ str
adam@1732	616 ([(DStr (CSYMBOL1, NONE, NONE,
adam@1868	617 (StrFun (CSYMBOL2, sgn1, NONE, str), s (FUNCTORleft, strright)), false),
adamc@325	618 s (FUNCTORleft, strright))])
adamc@42	619 \| FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN COLON sgn EQ str
adam@1732	620 ([(DStr (CSYMBOL1, NONE, NONE,
adam@1868	621 (StrFun (CSYMBOL2, sgn1, SOME sgn2, str), s (FUNCTORleft, strright)), false),
adamc@325	622 s (FUNCTORleft, strright))])
adamc@61	623 \| OPEN mpath (case mpath of
adamc@61	624 [] => raise Fail "Impossible mpath parse [1]"
adamc@325	625 \| m :: ms => [(DOpen (m, ms), s (OPENleft, mpathright))])
adamc@325	626 \| OPEN mpath LPAREN str RPAREN (let
adamc@325	627 val loc = s (OPENleft, RPARENright)
adamc@325	628
adamc@325	629 val m = case mpath of
adamc@325	630 [] => raise Fail "Impossible mpath parse [4]"
adamc@325	631 \| m :: ms =>
adamc@325	632 foldl (fn (m, str) => (StrProj (str, m), loc))
adamc@325	633 (StrVar m, loc) ms
adamc@325	634 in
adam@1868	635 [(DStr ("anon", NONE, NONE, (StrApp (m, str), loc), false), loc),
adamc@325	636 (DOpen ("anon", []), loc)]
adamc@325	637 end)
adamc@88	638 \| OPEN CONSTRAINTS mpath (case mpath of
adamc@88	639 [] => raise Fail "Impossible mpath parse [3]"
adamc@325	640 \| m :: ms => [(DOpenConstraints (m, ms), s (OPENleft, mpathright))])
adamc@325	641 \| CONSTRAINT cterm TWIDDLE cterm ([(DConstraint (cterm1, cterm2), s (CONSTRAINTleft, ctermright))])
adamc@325	642 \| EXPORT spath ([(DExport spath, s (EXPORTleft, spathright))])
adamc@707	643 \| TABLE SYMBOL COLON cterm pkopt commaOpt cstopt([(DTable (SYMBOL, entable cterm, pkopt, cstopt),
adamc@707	644 s (TABLEleft, cstoptright))])
adamc@338	645 \| SEQUENCE SYMBOL ([(DSequence SYMBOL, s (SEQUENCEleft, SYMBOLright))])
adamc@754	646 \| VIEW SYMBOL EQ query ([(DView (SYMBOL, query),
adamc@754	647 s (VIEWleft, queryright))])
adamc@754	648 \| VIEW SYMBOL EQ LBRACE eexp RBRACE ([(DView (SYMBOL, eexp),
adamc@754	649 s (VIEWleft, RBRACEright))])
adamc@459	650 \| COOKIE SYMBOL COLON cexp ([(DCookie (SYMBOL, cexp), s (COOKIEleft, cexpright))])
adamc@720	651 \| STYLE SYMBOL ([(DStyle SYMBOL, s (STYLEleft, SYMBOLright))])
adamc@1075	652 \| TASK eapps EQ eexp ([(DTask (eapps, eexp), s (TASKleft, eexpright))])
adamc@1199	653 \| POLICY eexp ([(DPolicy eexp, s (POLICYleft, eexpright))])
adam@2010	654 \| FFI SYMBOL ffi_modes COLON cexp([(DFfi (SYMBOL, ffi_modes, cexp), s (FFIleft, cexpright))])
adamc@30	655
adamc@805	656 dtype : SYMBOL dargs EQ barOpt dcons (SYMBOL, dargs, dcons)
adamc@805	657
adamc@805	658 dtypes : dtype ([dtype])
adamc@805	659 \| dtype AND dtypes (dtype :: dtypes)
adamc@805	660
adamc@240	661 kopt : (NONE)
adamc@240	662 \| DCOLON kind (SOME kind)
adam@1302	663 \| DCOLONWILD (SOME (KWild, s (DCOLONWILDleft, DCOLONWILDright)))
adamc@240	664
adamc@191	665 dargs : ([])
adamc@191	666 \| SYMBOL dargs (SYMBOL :: dargs)
adamc@191	667
adamc@156	668 barOpt : ()
adamc@156	669 \| BAR ()
adamc@156	670
adamc@156	671 dcons : dcon ([dcon])
adamc@156	672 \| dcon BAR dcons (dcon :: dcons)
adamc@156	673
adamc@156	674 dcon : CSYMBOL (CSYMBOL, NONE)
adamc@156	675 \| CSYMBOL OF cexp (CSYMBOL, SOME cexp)
adamc@156	676
adamc@242	677 vali : SYMBOL eargl2 copt EQ eexp (let
adamc@242	678 val loc = s (SYMBOLleft, eexpright)
adamc@242	679 val t = Option.getOpt (copt, (CWild (KType, loc), loc))
adamc@242	680
adamc@242	681 val (e, t) = eargl2 (eexp, t)
adamc@242	682 in
adamc@242	683 (SYMBOL, SOME t, e)
adamc@242	684 end)
adamc@242	685
adamc@242	686 copt : (NONE)
adamc@242	687 \| COLON cexp (SOME cexp)
adamc@123	688
adamc@704	689 cstopt : (EVar (["Basis"], "no_constraint", Infer), dummy)
adamc@704	690 \| csts (csts)
adamc@704	691
adamc@704	692 csts : CCONSTRAINT tname cst (let
adamc@704	693 val loc = s (CCONSTRAINTleft, cstright)
adamc@704	694
adamc@704	695 val e = (EVar (["Basis"], "one_constraint", Infer), loc)
adamc@704	696 val e = (ECApp (e, tname), loc)
adamc@704	697 in
adamc@704	698 (EApp (e, cst), loc)
adamc@704	699 end)
adamc@704	700 \| csts COMMA csts (let
adamc@704	701 val loc = s (csts1left, csts2right)
adamc@704	702
adamc@704	703 val e = (EVar (["Basis"], "join_constraints", Infer), loc)
adamc@704	704 val e = (EApp (e, csts1), loc)
adamc@704	705 in
adamc@704	706 (EApp (e, csts2), loc)
adamc@704	707 end)
adamc@704	708 \| LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adamc@704	709
adamc@704	710 cst : UNIQUE tnames (let
adamc@704	711 val loc = s (UNIQUEleft, tnamesright)
adamc@704	712
adamc@704	713 val e = (EVar (["Basis"], "unique", Infer), loc)
adamc@705	714 val e = (ECApp (e, #1 (#1 tnames)), loc)
adamc@705	715 val e = (ECApp (e, (CRecord (#2 tnames), loc)), loc)
adamc@704	716 in
adamc@1093	717 e
adamc@704	718 end)
adamc@709	719
adamc@714	720 \| CHECK sqlexp (let
adamc@714	721 val loc = s (CHECKleft, sqlexpright)
adamc@714	722 in
adamc@714	723 (EApp ((EVar (["Basis"], "check", Infer), loc),
adamc@714	724 sqlexp), loc)
adamc@714	725 end)
adamc@714	726
adamc@709	727 \| FOREIGN KEY tnames REFERENCES texp LPAREN tnames' RPAREN pmodes
adamc@709	728 (let
adamc@709	729 val loc = s (FOREIGNleft, pmodesright)
adamc@709	730
adamc@709	731 val mat = ListPair.foldrEq
adamc@709	732 (fn ((nm1, _), (nm2, _), mat) =>
adamc@709	733 let
adamc@709	734 val e = (EVar (["Basis"], "mat_cons", Infer), loc)
adamc@709	735 val e = (ECApp (e, nm1), loc)
adamc@709	736 val e = (ECApp (e, nm2), loc)
adamc@709	737 in
adamc@709	738 (EApp (e, mat), loc)
adamc@709	739 end)
adamc@709	740 (EVar (["Basis"], "mat_nil", Infer), loc)
adamc@709	741 (#1 tnames :: #2 tnames, #1 tnames' :: #2 tnames')
adam@1401	742 handle ListPair.UnequalLengths =>
adam@1401	743 (ErrorMsg.errorAt loc ("Unequal foreign key list lengths ("
adam@1401	744 ^ Int.toString (1 + length (#2 tnames))
adam@1401	745 ^ " vs. "
adam@1401	746 ^ Int.toString (1 + length (#2 tnames'))
adam@1401	747 ^ ")");
adam@1401	748 (EVar (["Basis"], "mat_nil", Infer), loc))
adamc@709	749
adamc@709	750 fun findMode mode =
adamc@709	751 let
adamc@709	752 fun findMode' pmodes =
adamc@709	753 case pmodes of
adamc@709	754 [] => (EVar (["Basis"], "no_action", Infer), loc)
adamc@709	755 \| (mode', rule) :: pmodes' =>
adamc@709	756 if mode' = mode then
adamc@709	757 (if List.exists (fn (mode', _) => mode' = mode)
adamc@709	758 pmodes' then
adamc@709	759 ErrorMsg.errorAt loc "Duplicate propagation rule"
adamc@709	760 else
adamc@709	761 ();
adamc@709	762 rule)
adamc@709	763 else
adamc@709	764 findMode' pmodes'
adamc@709	765 in
adamc@709	766 findMode' pmodes
adamc@709	767 end
adamc@709	768
adamc@709	769 val e = (EVar (["Basis"], "foreign_key", Infer), loc)
adamc@709	770 val e = (EApp (e, mat), loc)
adamc@709	771 val e = (EApp (e, texp), loc)
adamc@709	772 in
adam@2009	773 (EApp (e, (ERecord ([((CName "OnDelete", loc),
adam@2009	774 findMode Delete),
adam@2009	775 ((CName "OnUpdate", loc),
adam@2009	776 findMode Update)], false), loc)), loc)
adamc@709	777 end)
adamc@709	778
adamc@704	779 \| LBRACE eexp RBRACE (eexp)
adamc@704	780
adamc@704	781 tnameW : tname (let
adamc@704	782 val loc = s (tnameleft, tnameright)
adamc@704	783 in
adamc@704	784 (tname, (CWild (KType, loc), loc))
adamc@704	785 end)
adamc@704	786
adamc@705	787 tnames : tnameW (tnameW, [])
adamc@705	788 \| LPAREN tnames' RPAREN (tnames')
adamc@704	789
adamc@705	790 tnames': tnameW (tnameW, [])
adamc@705	791 \| tnameW COMMA tnames' (#1 tnames', tnameW :: #2 tnames')
adamc@704	792
adamc@709	793 pmode : ON pkind prule (pkind, prule)
adamc@709	794
adamc@709	795 pkind : DELETE (Delete)
adamc@709	796 \| UPDATE (Update)
adamc@709	797
adamc@709	798 prule : NO ACTION (EVar (["Basis"], "no_action", Infer), s (NOleft, ACTIONright))
adamc@709	799 \| RESTRICT (EVar (["Basis"], "restrict", Infer), s (RESTRICTleft, RESTRICTright))
adamc@709	800 \| CASCADE (EVar (["Basis"], "cascade", Infer), s (CASCADEleft, CASCADEright))
adamc@709	801 \| SET NULL (EVar (["Basis"], "set_null", Infer), s (SETleft, NULLright))
adamc@709	802
adamc@709	803 pmodes : ([])
adamc@709	804 \| pmode pmodes (pmode :: pmodes)
adamc@709	805
adamc@707	806 commaOpt: ()
adamc@707	807 \| COMMA ()
adamc@707	808
adam@1722	809 pk : LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adam@1722	810 \| tnames (let
adam@1722	811 val loc = s (tnamesleft, tnamesright)
adamc@707	812
adamc@1093	813 val e = (EVar (["Basis"], "primary_key", TypesOnly), loc)
adamc@707	814 val e = (ECApp (e, #1 (#1 tnames)), loc)
adamc@707	815 val e = (ECApp (e, (CRecord (#2 tnames), loc)), loc)
adamc@707	816 val e = (EDisjointApp e, loc)
adamc@707	817 val e = (EDisjointApp e, loc)
adamc@707	818
adamc@707	819 val witness = map (fn (c, _) =>
adamc@707	820 (c, (EWild, loc)))
adamc@707	821 (#1 tnames :: #2 tnames)
adam@2009	822 val witness = (ERecord (witness, false), loc)
adamc@707	823 in
adamc@707	824 (EApp (e, witness), loc)
adamc@707	825 end)
adamc@707	826
adam@1722	827 pkopt : (EVar (["Basis"], "no_primary_key", Infer), dummy)
adam@1722	828 \| PRIMARY KEY pk (pk)
adam@1722	829
adamc@123	830 valis : vali ([vali])
adamc@123	831 \| vali AND valis (vali :: valis)
adamc@123	832
adamc@42	833 sgn : sgntm (sgntm)
adamc@40	834 \| FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@40	835 (SgnFun (CSYMBOL, sgn1, sgn2), s (FUNCTORleft, sgn2right))
adamc@30	836
adamc@42	837 sgntm : SIG sgis END (SgnConst sgis, s (SIGleft, ENDright))
adamc@59	838 \| mpath (case mpath of
adamc@61	839 [] => raise Fail "Impossible mpath parse [2]"
adamc@59	840 \| [x] => SgnVar x
adamc@59	841 \| m :: ms => SgnProj (m,
adamc@59	842 List.take (ms, length ms - 1),
adamc@59	843 List.nth (ms, length ms - 1)),
adamc@59	844 s (mpathleft, mpathright))
adam@1864	845 \| sgntm WHERE CON path EQ cexp (SgnWhere (sgntm, #1 path, #2 path, cexp), s (sgntmleft, cexpright))
adam@1864	846 \| sgntm WHERE LTYPE path EQ cexp (SgnWhere (sgntm, #1 path, #2 path, cexp), s (sgntmleft, cexpright))
adamc@42	847 \| LPAREN sgn RPAREN (sgn)
adamc@42	848
adam@1577	849 cexpO : (NONE)
adam@1577	850 \| EQ cexp (SOME cexp)
adam@1577	851
adam@1577	852 sgi : LTYPE SYMBOL ((SgiConAbs (SYMBOL, (KType, s (LTYPEleft, SYMBOLright))),
adamc@706	853 s (LTYPEleft, SYMBOLright)))
adam@1577	854 \| CON SYMBOL cargl2 kopt cexpO (let
adam@1577	855 val loc = s (CONleft, cexpOright)
adam@1574	856
adam@1574	857 val k = Option.getOpt (kopt, (KWild, loc))
adam@1574	858 in
adam@1577	859 case cexpO of
adam@1577	860 NONE => (SgiConAbs (SYMBOL, k), loc)
adam@1577	861 \| SOME cexp =>
adam@1577	862 let
adam@1577	863 val (c, k) = cargl2 (cexp, k)
adam@1577	864 in
adam@1577	865 (SgiCon (SYMBOL, SOME k, c), loc)
adam@1577	866 end
adam@1574	867 end)
adam@1654	868 \| LTYPE SYMBOL cargl2 cexpO (let
adam@1654	869 val loc = s (LTYPEleft, cexpOright)
adam@1654	870
adam@1654	871 val k = (KWild, loc)
adam@1654	872 in
adam@1654	873 case cexpO of
adam@1654	874 NONE => (SgiConAbs (SYMBOL, k), loc)
adam@1654	875 \| SOME cexp =>
adam@1654	876 let
adam@1654	877 val (c, k) = cargl2 (cexp, k)
adam@1654	878 in
adam@1654	879 (SgiCon (SYMBOL, SOME k, c), loc)
adam@1654	880 end
adam@1654	881 end)
adamc@805	882 \| DATATYPE dtypes ((SgiDatatype dtypes, s (DATATYPEleft, dtypesright)))
adamc@191	883 \| DATATYPE SYMBOL dargs EQ DATATYPE CSYMBOL DOT path
adamc@191	884 (case dargs of
adamc@191	885 [] => (SgiDatatypeImp (SYMBOL, CSYMBOL :: #1 path, #2 path), s (DATATYPEleft, pathright))
adamc@191	886 \| _ => raise Fail "Arguments specified for imported datatype")
adamc@706	887 \| VAL SYMBOL COLON cexp ((SgiVal (SYMBOL, cexp), s (VALleft, cexpright)))
adamc@30	888
adamc@706	889 \| STRUCTURE CSYMBOL COLON sgn ((SgiStr (CSYMBOL, sgn), s (STRUCTUREleft, sgnright)))
adamc@706	890 \| SIGNATURE CSYMBOL EQ sgn ((SgiSgn (CSYMBOL, sgn), s (SIGNATUREleft, sgnright)))
adamc@42	891 \| FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@706	892 ((SgiStr (CSYMBOL1,
adamc@706	893 (SgnFun (CSYMBOL2, sgn1, sgn2), s (FUNCTORleft, sgn2right))),
adamc@706	894 s (FUNCTORleft, sgn2right)))
adamc@706	895 \| INCLUDE sgn ((SgiInclude sgn, s (INCLUDEleft, sgnright)))
adamc@706	896 \| CONSTRAINT cterm TWIDDLE cterm ((SgiConstraint (cterm1, cterm2), s (CONSTRAINTleft, ctermright)))
adamc@707	897 \| TABLE SYMBOL COLON cterm pkopt commaOpt cstopt (let
adamc@707	898 val loc = s (TABLEleft, ctermright)
adamc@707	899 in
adamc@707	900 (SgiTable (SYMBOL, entable cterm, pkopt, cstopt), loc)
adamc@707	901 end)
adamc@460	902 \| SEQUENCE SYMBOL (let
adamc@460	903 val loc = s (SEQUENCEleft, SYMBOLright)
adamc@460	904 val t = (CVar (["Basis"], "sql_sequence"), loc)
adamc@460	905 in
adamc@460	906 (SgiVal (SYMBOL, t), loc)
adamc@460	907 end)
adamc@754	908 \| VIEW SYMBOL COLON cexp (let
adamc@754	909 val loc = s (VIEWleft, cexpright)
adamc@754	910 val t = (CVar (["Basis"], "sql_view"), loc)
adamc@1076	911 val t = (CApp (t, entable cexp), loc)
adamc@754	912 in
adamc@754	913 (SgiVal (SYMBOL, t), loc)
adamc@754	914 end)
adamc@563	915 \| CLASS SYMBOL (let
adamc@563	916 val loc = s (CLASSleft, SYMBOLright)
adamc@711	917 val k = (KArrow ((KType, loc), (KType, loc)), loc)
adamc@563	918 in
adamc@711	919 (SgiClassAbs (SYMBOL, k), loc)
adamc@563	920 end)
adamc@563	921 \| CLASS SYMBOL DCOLON kind (let
adamc@563	922 val loc = s (CLASSleft, kindright)
adamc@563	923 in
adamc@563	924 (SgiClassAbs (SYMBOL, kind), loc)
adamc@563	925 end)
adamc@563	926 \| CLASS SYMBOL EQ cexp (let
adamc@563	927 val loc = s (CLASSleft, cexpright)
adamc@563	928 in
adamc@563	929 (SgiClass (SYMBOL, (KWild, loc), cexp), loc)
adamc@563	930 end)
adamc@563	931 \| CLASS SYMBOL DCOLON kind EQ cexp (let
adamc@563	932 val loc = s (CLASSleft, cexpright)
adamc@563	933 in
adamc@563	934 (SgiClass (SYMBOL, kind, cexp), loc)
adamc@563	935 end)
adamc@211	936 \| CLASS SYMBOL SYMBOL EQ cexp (let
adamc@211	937 val loc = s (CLASSleft, cexpright)
adamc@563	938 val k = (KWild, loc)
adamc@211	939 val c = (CAbs (SYMBOL2, SOME k, cexp), loc)
adamc@211	940 in
adamc@563	941 (SgiClass (SYMBOL1, k, c), s (CLASSleft, cexpright))
adamc@563	942 end)
adamc@563	943 \| CLASS SYMBOL LPAREN SYMBOL DCOLON kind RPAREN EQ cexp (let
adamc@563	944 val loc = s (CLASSleft, cexpright)
adamc@563	945 val c = (CAbs (SYMBOL2, SOME kind, cexp), loc)
adamc@563	946 in
adamc@563	947 (SgiClass (SYMBOL1, kind, c), s (CLASSleft, cexpright))
adamc@211	948 end)
adamc@460	949 \| COOKIE SYMBOL COLON cexp (let
adamc@460	950 val loc = s (COOKIEleft, cexpright)
adamc@460	951 val t = (CApp ((CVar (["Basis"], "http_cookie"), loc),
adamc@460	952 entable cexp), loc)
adamc@460	953 in
adamc@460	954 (SgiVal (SYMBOL, t), loc)
adamc@460	955 end)
adamc@720	956 \| STYLE SYMBOL (let
adamc@720	957 val loc = s (STYLEleft, SYMBOLright)
adamc@720	958 val t = (CVar (["Basis"], "css_class"), loc)
adamc@718	959 in
adamc@718	960 (SgiVal (SYMBOL, t), loc)
adamc@718	961 end)
adamc@30	962
adamc@30	963 sgis : ([])
adamc@30	964 \| sgi sgis (sgi :: sgis)
adamc@30	965
adamc@30	966 str : STRUCT decls END (StrConst decls, s (STRUCTleft, ENDright))
adamc@34	967 \| spath (spath)
adamc@40	968 \| FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN DARROW str
adamc@40	969 (StrFun (CSYMBOL, sgn, NONE, str), s (FUNCTORleft, strright))
adamc@40	970 \| FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn DARROW str
adamc@40	971 (StrFun (CSYMBOL, sgn1, SOME sgn2, str), s (FUNCTORleft, strright))
adamc@44	972 \| spath LPAREN str RPAREN (StrApp (spath, str), s (spathleft, RPARENright))
adamc@34	973
adamc@34	974 spath : CSYMBOL (StrVar CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@34	975 \| spath DOT CSYMBOL (StrProj (spath, CSYMBOL), s (spathleft, CSYMBOLright))
adamc@30	976
adamc@1	977 kind : TYPE (KType, s (TYPEleft, TYPEright))
adamc@1	978 \| NAME (KName, s (NAMEleft, NAMEright))
adamc@1	979 \| LBRACE kind RBRACE (KRecord kind, s (LBRACEleft, RBRACEright))
adamc@1	980 \| kind ARROW kind (KArrow (kind1, kind2), s (kind1left, kind2right))
adamc@1	981 \| LPAREN kind RPAREN (#1 kind, s (LPARENleft, RPARENright))
adamc@82	982 \| KUNIT (KUnit, s (KUNITleft, KUNITright))
adamc@18	983 \| UNDERUNDER (KWild, s (UNDERUNDERleft, UNDERUNDERright))
adamc@207	984 \| LPAREN ktuple RPAREN (KTuple ktuple, s (LPARENleft, RPARENright))
adamc@623	985 \| CSYMBOL (KVar CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@623	986 \| CSYMBOL KARROW kind (KFun (CSYMBOL, kind), s (CSYMBOLleft, kindright))
adamc@207	987
adamc@207	988 ktuple : kind STAR kind ([kind1, kind2])
adamc@207	989 \| kind STAR ktuple (kind :: ktuple)
adamc@1	990
adamc@1	991 capps : cterm (cterm)
adamc@1	992 \| capps cterm (CApp (capps, cterm), s (cappsleft, ctermright))
adamc@1	993
adamc@1	994 cexp : capps (capps)
adamc@1	995 \| cexp ARROW cexp (TFun (cexp1, cexp2), s (cexp1left, cexp2right))
adamc@15	996 \| SYMBOL kcolon kind ARROW cexp (TCFun (kcolon, SYMBOL, kind, cexp), s (SYMBOLleft, cexpright))
adamc@623	997 \| CSYMBOL KARROW cexp (TKFun (CSYMBOL, cexp), s (CSYMBOLleft, cexpright))
adamc@1	998
adamc@1	999 \| cexp PLUSPLUS cexp (CConcat (cexp1, cexp2), s (cexp1left, cexp1right))
adamc@1	1000
adamc@239	1001 \| FN cargs DARROW cexp (#1 (cargs (cexp, (KWild, s (FNleft, cexpright)))))
adamc@628	1002 \| LBRACK cexp TWIDDLE cexp RBRACK DARROW cexp (TDisjoint (cexp1, cexp2, cexp3), s (LBRACKleft, cexp3right))
adamc@623	1003 \| CSYMBOL DKARROW cexp (CKAbs (CSYMBOL, cexp), s (CSYMBOLleft, cexpright))
adamc@1	1004
adamc@8	1005 \| LPAREN cexp RPAREN DCOLON kind (CAnnot (cexp, kind), s (LPARENleft, kindright))
adamc@6	1006
adamc@18	1007 \| UNDER DCOLON kind (CWild kind, s (UNDERleft, UNDERright))
adamc@195	1008 \| ctuple (let
adamc@195	1009 val loc = s (ctupleleft, ctupleright)
adamc@195	1010 in
adamc@195	1011 (TRecord (CRecord (ListUtil.mapi (fn (i, c) =>
adamc@195	1012 ((CName (Int.toString (i + 1)), loc),
adamc@195	1013 c)) ctuple),
adamc@195	1014 loc), loc)
adamc@195	1015 end)
adamc@18	1016
adamc@1	1017 kcolon : DCOLON (Explicit)
adamc@1	1018 \| TCOLON (Implicit)
adamc@1	1019
adamc@239	1020 cargs : carg (carg)
adamc@239	1021 \| cargl (cargl)
adamc@239	1022
adamc@239	1023 cargl : cargp cargp (cargp1 o cargp2)
adamc@239	1024 \| cargp cargl (cargp o cargl)
adamc@239	1025
adamc@240	1026 cargl2 : (fn x => x)
adamc@240	1027 \| cargp cargl2 (cargp o cargl2)
adamc@240	1028
adamc@241	1029 carg : SYMBOL DCOLON kind (fn (c, k) =>
adamc@239	1030 let
adamc@239	1031 val loc = s (SYMBOLleft, kindright)
adamc@239	1032 in
adamc@239	1033 ((CAbs (SYMBOL, SOME kind, c), loc),
adamc@239	1034 (KArrow (kind, k), loc))
adamc@239	1035 end)
adamc@329	1036 \| UNDER DCOLON kind (fn (c, k) =>
adamc@329	1037 let
adamc@329	1038 val loc = s (UNDERleft, kindright)
adamc@329	1039 in
adamc@329	1040 ((CAbs ("_", SOME kind, c), loc),
adamc@329	1041 (KArrow (kind, k), loc))
adamc@329	1042 end)
adam@1302	1043 \| SYMBOL DCOLONWILD (fn (c, k) =>
adam@1302	1044 let
adam@1302	1045 val loc = s (SYMBOLleft, DCOLONWILDright)
adam@1302	1046 val kind = (KWild, loc)
adam@1302	1047 in
adam@1302	1048 ((CAbs (SYMBOL, NONE, c), loc),
adam@1302	1049 (KArrow (kind, k), loc))
adam@1302	1050 end)
adam@1302	1051 \| UNDER DCOLONWILD (fn (c, k) =>
adam@1302	1052 let
adam@1302	1053 val loc = s (UNDERleft, DCOLONWILDright)
adam@1302	1054 val kind = (KWild, loc)
adam@1302	1055 in
adam@1302	1056 ((CAbs ("_", NONE, c), loc),
adam@1302	1057 (KArrow (kind, k), loc))
adam@1302	1058 end)
adamc@241	1059 \| cargp (cargp)
adamc@239	1060
adamc@239	1061 cargp : SYMBOL (fn (c, k) =>
adamc@239	1062 let
adamc@239	1063 val loc = s (SYMBOLleft, SYMBOLright)
adamc@239	1064 in
adamc@239	1065 ((CAbs (SYMBOL, NONE, c), loc),
adamc@239	1066 (KArrow ((KWild, loc), k), loc))
adamc@239	1067 end)
adamc@329	1068 \| UNDER (fn (c, k) =>
adamc@329	1069 let
adamc@329	1070 val loc = s (UNDERleft, UNDERright)
adamc@329	1071 in
adamc@329	1072 ((CAbs ("_", NONE, c), loc),
adamc@329	1073 (KArrow ((KWild, loc), k), loc))
adamc@329	1074 end)
adamc@1001	1075 \| LPAREN SYMBOL kopt ckl RPAREN (fn (c, k) =>
adamc@239	1076 let
adamc@239	1077 val loc = s (LPARENleft, RPARENright)
adamc@1001	1078 val ckl = (SYMBOL, kopt) :: ckl
adamc@1001	1079 val ckl = map (fn (x, ko) => (x, case ko of
adamc@1001	1080 NONE => (KWild, loc)
adamc@1001	1081 \| SOME k => k)) ckl
adamc@239	1082 in
adamc@1001	1083 case ckl of
adamc@1001	1084 [(x, k')] => ((CAbs (SYMBOL, SOME k', c), loc),
adamc@1001	1085 (KArrow (k', k), loc))
adamc@1001	1086 \| _ =>
adamc@1001	1087 let
adamc@1001	1088 val k' = (KTuple (map #2 ckl), loc)
adamc@1001	1089
adamc@1001	1090 val c = foldr (fn ((x, k), c) =>
adamc@1001	1091 (CAbs (x, SOME k, c), loc)) c ckl
adamc@1001	1092 val v = (CVar ([], "$x"), loc)
adamc@1001	1093 val c = ListUtil.foldli (fn (i, _, c) =>
adamc@1001	1094 (CApp (c, (CProj (v, i + 1), loc)),
adamc@1001	1095 loc)) c ckl
adamc@1001	1096 in
adamc@1001	1097 ((CAbs ("$x", SOME k', c), loc),
adamc@1001	1098 (KArrow (k', k), loc))
adamc@1001	1099 end
adamc@239	1100 end)
adamc@628	1101
adamc@1001	1102 ckl : ([])
adamc@1001	1103 \| COMMA SYMBOL kopt ckl ((SYMBOL, kopt) :: ckl)
adamc@239	1104
adamc@34	1105 path : SYMBOL ([], SYMBOL)
adamc@34	1106 \| CSYMBOL DOT path (let val (ms, x) = path in (CSYMBOL :: ms, x) end)
adamc@34	1107
adamc@156	1108 cpath : CSYMBOL ([], CSYMBOL)
adamc@156	1109 \| CSYMBOL DOT cpath (let val (ms, x) = cpath in (CSYMBOL :: ms, x) end)
adamc@156	1110
adamc@59	1111 mpath : CSYMBOL ([CSYMBOL])
adamc@59	1112 \| CSYMBOL DOT mpath (CSYMBOL :: mpath)
adamc@59	1113
adamc@1	1114 cterm : LPAREN cexp RPAREN (#1 cexp, s (LPARENleft, RPARENright))
adamc@1	1115 \| LBRACK rcon RBRACK (CRecord rcon, s (LBRACKleft, RBRACKright))
adamc@83	1116 \| LBRACK rconn RBRACK (CRecord rconn, s (LBRACKleft, RBRACKright))
adamc@1	1117 \| LBRACE rcone RBRACE (TRecord (CRecord rcone, s (LBRACEleft, RBRACEright)),
adamc@1	1118 s (LBRACEleft, RBRACEright))
adamc@1	1119 \| DOLLAR cterm (TRecord cterm, s (DOLLARleft, ctermright))
adamc@1	1120 \| HASH CSYMBOL (CName CSYMBOL, s (HASHleft, CSYMBOLright))
adamc@195	1121 \| HASH INT (CName (Int64.toString INT), s (HASHleft, INTright))
adamc@1	1122
adamc@34	1123 \| path (CVar path, s (pathleft, pathright))
adamc@207	1124 \| path DOT INT (CProj ((CVar path, s (pathleft, pathright)), Int64.toInt INT),
adamc@207	1125 s (pathleft, INTright))
adamc@18	1126 \| UNDER (CWild (KWild, s (UNDERleft, UNDERright)), s (UNDERleft, UNDERright))
adamc@621	1127 \| MAP (CMap, s (MAPleft, MAPright))
adamc@82	1128 \| UNIT (CUnit, s (UNITleft, UNITright))
adamc@207	1129 \| LPAREN ctuplev RPAREN (CTuple ctuplev, s (LPARENleft, RPARENright))
adamc@207	1130
adamc@207	1131 ctuplev: cexp COMMA cexp ([cexp1, cexp2])
adamc@207	1132 \| cexp COMMA ctuplev (cexp :: ctuplev)
adamc@1	1133
adamc@196	1134 ctuple : capps STAR capps ([capps1, capps2])
adamc@196	1135 \| capps STAR ctuple (capps :: ctuple)
adamc@195	1136
adamc@1	1137 rcon : ([])
adamc@1	1138 \| ident EQ cexp ([(ident, cexp)])
adamc@1	1139 \| ident EQ cexp COMMA rcon ((ident, cexp) :: rcon)
adamc@1	1140
adamc@83	1141 rconn : ident ([(ident, (CUnit, s (identleft, identright)))])
adamc@83	1142 \| ident COMMA rconn ((ident, (CUnit, s (identleft, identright))) :: rconn)
adamc@83	1143
adamc@1	1144 rcone : ([])
adamc@1	1145 \| ident COLON cexp ([(ident, cexp)])
adamc@1	1146 \| ident COLON cexp COMMA rcone ((ident, cexp) :: rcone)
adamc@1	1147
adamc@1	1148 ident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@195	1149 \| INT (CName (Int64.toString INT), s (INTleft, INTright))
adamc@200	1150 \| SYMBOL (CVar ([], SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@8	1151
adamc@8	1152 eapps : eterm (eterm)
adamc@8	1153 \| eapps eterm (EApp (eapps, eterm), s (eappsleft, etermright))
adamc@8	1154 \| eapps LBRACK cexp RBRACK (ECApp (eapps, cexp), s (eappsleft, RBRACKright))
adamc@629	1155 \| eapps BANG (EDisjointApp eapps, s (eappsleft, BANGright))
adamc@8	1156
adam@1751	1157 eexp : eapps (case #1 eapps of
adam@2048	1158 EApp ((EVar ([], "CLASS", _), _), (EPrim (Prim.String (_, s)), loc)) => parseClass s loc
adam@2048	1159 \| EApp ((EVar ([], "STYLE", _), _), (EPrim (Prim.String (_, s)), loc)) => parseStyle s loc
adam@1751	1160 \| _ => eapps)
adamc@241	1161 \| FN eargs DARROW eexp (let
adamc@93	1162 val loc = s (FNleft, eexpright)
adamc@93	1163 in
adamc@241	1164 #1 (eargs (eexp, (CWild (KType, loc), loc)))
adamc@93	1165 end)
adamc@623	1166 \| CSYMBOL DKARROW eexp (EKAbs (CSYMBOL, eexp), s (CSYMBOLleft, eexpright))
adamc@196	1167 \| eexp COLON cexp (EAnnot (eexp, cexp), s (eexpleft, cexpright))
adamc@149	1168 \| eexp MINUSMINUS cexp (ECut (eexp, cexp), s (eexpleft, cexpright))
adamc@493	1169 \| eexp MINUSMINUSMINUS cexp (ECutMulti (eexp, cexp), s (eexpleft, cexpright))
adamc@170	1170 \| CASE eexp OF barOpt branch branchs (ECase (eexp, branch :: branchs), s (CASEleft, branchsright))
adamc@190	1171 \| IF eexp THEN eexp ELSE eexp (let
adamc@190	1172 val loc = s (IFleft, eexp3right)
adamc@190	1173 in
adamc@190	1174 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc), eexp2),
adamc@190	1175 ((PCon (["Basis"], "False", NONE), loc), eexp3)]), loc)
adamc@190	1176 end)
adamc@434	1177 \| bind SEMI eexp (let
adamc@434	1178 val loc = s (bindleft, eexpright)
adam@2009	1179 val (p, to, e1) = bind
adamc@403	1180 val e = (EVar (["Basis"], "bind", Infer), loc)
adamc@434	1181 val e = (EApp (e, e1), loc)
adam@2009	1182
adam@2009	1183 val f = case #1 p of
adam@2009	1184 PVar v => (EAbs (v, to, eexp), loc)
adam@2009	1185 \| _ => (EAbs ("$x", to,
adam@2009	1186 (ECase ((EVar ([], "$x", Infer), loc),
adam@2009	1187 [(p, eexp)]), loc)), loc)
adamc@243	1188 in
adam@2009	1189 (EApp (e, f), loc)
adamc@299	1190 end)
adamc@256	1191 \| eexp EQ eexp (native_op ("eq", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@257	1192 \| eexp NE eexp (native_op ("ne", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389	1193 \| MINUS eterm (native_unop ("neg", eterm, s (MINUSleft, etermright)))
adamc@389	1194 \| eexp PLUS eexp (native_op ("plus", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389	1195 \| eexp MINUS eexp (native_op ("minus", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@1116	1196 \| eapps STAR eexp (native_op ("times", eapps, eexp, s (eappsleft, eexpright)))
adamc@964	1197 \| eexp DIVIDE eexp (native_op ("divide", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389	1198 \| eexp MOD eexp (native_op ("mod", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391	1199
adamc@391	1200 \| eexp LT eexp (native_op ("lt", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391	1201 \| eexp LE eexp (native_op ("le", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391	1202 \| eexp GT eexp (native_op ("gt", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391	1203 \| eexp GE eexp (native_op ("ge", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391	1204
adamc@842	1205 \| eexp ANDALSO eexp (let
adamc@842	1206 val loc = s (eexp1left, eexp2right)
adamc@842	1207 in
adamc@842	1208 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc),
adamc@842	1209 eexp2),
adamc@842	1210 ((PCon (["Basis"], "False", NONE), loc),
adamc@842	1211 (EVar (["Basis"], "False", Infer), loc))]), loc)
adamc@842	1212 end)
adamc@842	1213 \| eexp ORELSE eexp (let
adamc@842	1214 val loc = s (eexp1left, eexp2right)
adamc@842	1215 in
adamc@842	1216 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc),
adamc@842	1217 (EVar (["Basis"], "True", Infer), loc)),
adamc@842	1218 ((PCon (["Basis"], "False", NONE), loc),
adamc@842	1219 eexp2)]), loc)
adamc@842	1220 end)
adamc@842	1221
adamc@445	1222 \| eexp PLUSPLUS eexp (EConcat (eexp1, eexp2), s (eexp1left, eexp2right))
adamc@8	1223
adamc@674	1224 \| eexp CARET eexp (native_op ("strcat", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@674	1225
adamc@794	1226 \| eapps DCOLON eexp (let
adamc@794	1227 val loc = s (eappsleft, eexpright)
adamc@762	1228 in
adamc@762	1229 (EApp ((EVar (["Basis"], "Cons", Infer), loc),
adam@2009	1230 (ERecord ([((CName "1", loc),
adam@2009	1231 eapps),
adam@2009	1232 ((CName "2", loc),
adam@2009	1233 eexp)], false), loc)), loc)
adamc@762	1234 end)
adamc@762	1235
adam@2009	1236 bind : eapps LARROW eapps (patternOut eapps1, NONE, eapps2)
adamc@434	1237 \| eapps (let
adamc@434	1238 val loc = s (eappsleft, eappsright)
adamc@434	1239 in
adam@2009	1240 ((PVar "_", loc), SOME (TRecord (CRecord [], loc), loc), eapps)
adamc@434	1241 end)
adamc@434	1242
adamc@241	1243 eargs : earg (earg)
adamc@241	1244 \| eargl (eargl)
adamc@241	1245
adamc@241	1246 eargl : eargp eargp (eargp1 o eargp2)
adamc@241	1247 \| eargp eargl (eargp o eargl)
adamc@241	1248
adamc@242	1249 eargl2 : (fn x => x)
adamc@242	1250 \| eargp eargl2 (eargp o eargl2)
adamc@242	1251
adamc@822	1252 earg : patS (fn (e, t) =>
adamc@241	1253 let
adamc@822	1254 val loc = s (patSleft, patSright)
adamc@822	1255 val pt = patType loc patS
adamc@822	1256
adamc@822	1257 val e' = case #1 patS of
adamc@822	1258 PVar x => (EAbs (x, NONE, e), loc)
adamc@823	1259 \| PAnnot ((PVar x, _), t) => (EAbs (x, SOME t, e), loc)
adamc@822	1260 \| _ => (EAbs ("$x", SOME pt,
adamc@822	1261 (ECase ((EVar ([], "$x", DontInfer),
adamc@822	1262 loc),
adamc@822	1263 [(patS, e)]), loc)), loc)
adamc@241	1264 in
adamc@822	1265 (e', (TFun (pt, t), loc))
adamc@241	1266 end)
adamc@822	1267 \| earga (earga)
adamc@822	1268
adamc@822	1269 eargp : pterm (fn (e, t) =>
adamc@241	1270 let
adamc@822	1271 val loc = s (ptermleft, ptermright)
adamc@822	1272 val pt = patType loc pterm
adamc@822	1273
adamc@822	1274 val e' = case #1 pterm of
adamc@822	1275 PVar x => (EAbs (x, NONE, e), loc)
adamc@823	1276 \| PAnnot ((PVar x, _), t) => (EAbs (x, SOME t, e), loc)
adamc@822	1277 \| _ => (EAbs ("$x", SOME pt,
adamc@822	1278 (ECase ((EVar ([], "$x", DontInfer),
adamc@822	1279 loc),
adamc@822	1280 [(pterm, e)]), loc)), loc)
adamc@241	1281 in
adamc@822	1282 (e', (TFun (pt, t), loc))
adamc@241	1283 end)
adamc@822	1284 \| earga (earga)
adamc@241	1285
adamc@822	1286 earga : LBRACK SYMBOL RBRACK (fn (e, t) =>
adamc@241	1287 let
adamc@822	1288 val loc = s (LBRACKleft, RBRACKright)
adamc@822	1289 val kind = (KWild, loc)
adamc@822	1290 in
adamc@822	1291 ((ECAbs (Implicit, SYMBOL, kind, e), loc),
adamc@822	1292 (TCFun (Implicit, SYMBOL, kind, t), loc))
adamc@822	1293 end)
adam@1302	1294 \| LBRACK SYMBOL DCOLONWILD RBRACK (fn (e, t) =>
adam@1302	1295 let
adam@1302	1296 val loc = s (LBRACKleft, RBRACKright)
adam@1302	1297 val kind = (KWild, loc)
adam@1302	1298 in
adam@1302	1299 ((ECAbs (Explicit, SYMBOL, kind, e), loc),
adam@1302	1300 (TCFun (Explicit, SYMBOL, kind, t), loc))
adam@1302	1301 end)
adamc@822	1302 \| LBRACK SYMBOL kcolon kind RBRACK(fn (e, t) =>
adamc@822	1303 let
adamc@822	1304 val loc = s (LBRACKleft, RBRACKright)
adamc@241	1305 in
adamc@241	1306 ((ECAbs (kcolon, SYMBOL, kind, e), loc),
adamc@241	1307 (TCFun (kcolon, SYMBOL, kind, t), loc))
adamc@241	1308 end)
adam@1306	1309 \| LBRACK SYMBOL TCOLONWILD RBRACK (fn (e, t) =>
adam@1306	1310 let
adam@1306	1311 val loc = s (LBRACKleft, RBRACKright)
adam@1306	1312 val kind = (KWild, loc)
adam@1306	1313 in
adam@1306	1314 ((ECAbs (Implicit, SYMBOL, kind, e), loc),
adam@1306	1315 (TCFun (Implicit, SYMBOL, kind, t), loc))
adam@1306	1316 end)
adamc@478	1317 \| LBRACK cexp TWIDDLE cexp RBRACK(fn (e, t) =>
adamc@356	1318 let
adamc@356	1319 val loc = s (LBRACKleft, RBRACKright)
adamc@356	1320 in
adamc@478	1321 ((EDisjoint (cexp1, cexp2, e), loc),
adamc@628	1322 (TDisjoint (cexp1, cexp2, t), loc))
adamc@356	1323 end)
adamc@822	1324 \| LBRACK CSYMBOL RBRACK (fn (e, t) =>
adamc@623	1325 let
adamc@623	1326 val loc = s (CSYMBOLleft, CSYMBOLright)
adamc@623	1327 in
adamc@623	1328 ((EKAbs (CSYMBOL, e), loc),
adamc@623	1329 (TKFun (CSYMBOL, t), loc))
adamc@623	1330 end)
adamc@241	1331
adamc@8	1332 eterm : LPAREN eexp RPAREN (#1 eexp, s (LPARENleft, RPARENright))
adamc@195	1333 \| LPAREN etuple RPAREN (let
adamc@195	1334 val loc = s (LPARENleft, RPARENright)
adamc@195	1335 in
adamc@195	1336 (ERecord (ListUtil.mapi (fn (i, e) =>
adamc@195	1337 ((CName (Int.toString (i + 1)), loc),
adam@2009	1338 e)) etuple, false), loc)
adamc@195	1339 end)
adamc@8	1340
adamc@403	1341 \| path (EVar (#1 path, #2 path, Infer), s (pathleft, pathright))
adamc@403	1342 \| cpath (EVar (#1 cpath, #2 cpath, Infer), s (cpathleft, cpathright))
adamc@403	1343 \| AT path (EVar (#1 path, #2 path, TypesOnly), s (ATleft, pathright))
adamc@403	1344 \| AT AT path (EVar (#1 path, #2 path, DontInfer), s (AT1left, pathright))
adamc@403	1345 \| AT cpath (EVar (#1 cpath, #2 cpath, TypesOnly), s (ATleft, cpathright))
adamc@403	1346 \| AT AT cpath (EVar (#1 cpath, #2 cpath, DontInfer), s (AT1left, cpathright))
adamc@12	1347 \| LBRACE rexp RBRACE (ERecord rexp, s (LBRACEleft, RBRACEright))
adam@2009	1348 \| LBRACE RBRACE (ERecord ([], false), s (LBRACEleft, RBRACEright))
adam@2009	1349 \| UNIT (ERecord ([], false), s (UNITleft, UNITright))
adamc@12	1350
adamc@14	1351 \| INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@14	1352 \| FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adam@2048	1353 \| STRING (EPrim (Prim.String (Prim.Normal, STRING)), s (STRINGleft, STRINGright))
adamc@821	1354 \| CHAR (EPrim (Prim.Char CHAR), s (CHARleft, CHARright))
adamc@14	1355
adamc@200	1356 \| path DOT idents (let
adamc@200	1357 val loc = s (pathleft, identsright)
adamc@200	1358 in
adamc@200	1359 foldl (fn (ident, e) =>
adamc@200	1360 (EField (e, ident), loc))
adamc@403	1361 (EVar (#1 path, #2 path, Infer), s (pathleft, pathright)) idents
adamc@403	1362 end)
adamc@910	1363 \| LPAREN eexp RPAREN DOT idents (let
adamc@910	1364 val loc = s (LPARENleft, identsright)
adamc@910	1365 in
adamc@910	1366 foldl (fn (ident, e) =>
adamc@910	1367 (EField (e, ident), loc))
adamc@910	1368 eexp idents
adamc@910	1369 end)
adamc@403	1370 \| AT path DOT idents (let
adamc@403	1371 val loc = s (ATleft, identsright)
adamc@403	1372 in
adamc@403	1373 foldl (fn (ident, e) =>
adamc@403	1374 (EField (e, ident), loc))
adamc@403	1375 (EVar (#1 path, #2 path, TypesOnly), s (pathleft, pathright)) idents
adamc@403	1376 end)
adamc@403	1377 \| AT AT path DOT idents (let
adamc@403	1378 val loc = s (AT1left, identsright)
adamc@403	1379 in
adamc@403	1380 foldl (fn (ident, e) =>
adamc@403	1381 (EField (e, ident), loc))
adamc@403	1382 (EVar (#1 path, #2 path, DontInfer), s (pathleft, pathright)) idents
adamc@200	1383 end)
adamc@71	1384
adamc@360	1385 \| XML_BEGIN xml XML_END (let
adamc@360	1386 val loc = s (XML_BEGINleft, XML_ENDright)
adamc@360	1387 in
adamc@360	1388 if XML_BEGIN = "xml" then
adamc@360	1389 ()
adamc@360	1390 else
adamc@360	1391 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@360	1392 xml
adamc@360	1393 end)
adamc@360	1394 \| XML_BEGIN XML_END (let
adamc@360	1395 val loc = s (XML_BEGINleft, XML_ENDright)
adamc@360	1396 in
adamc@360	1397 if XML_BEGIN = "xml" then
adamc@360	1398 ()
adamc@360	1399 else
adamc@360	1400 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@403	1401 (EApp ((EVar (["Basis"], "cdata", Infer), loc),
adam@2048	1402 (EPrim (Prim.String (Prim.Html, "")), loc)),
adamc@360	1403 loc)
adamc@360	1404 end)
adamc@360	1405 \| XML_BEGIN_END (let
adamc@360	1406 val loc = s (XML_BEGIN_ENDleft, XML_BEGIN_ENDright)
adamc@360	1407 in
adamc@360	1408 if XML_BEGIN_END = "xml" then
adamc@360	1409 ()
adamc@360	1410 else
adamc@360	1411 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@403	1412 (EApp ((EVar (["Basis"], "cdata", Infer), loc),
adam@2048	1413 (EPrim (Prim.String (Prim.Html, "")), loc)),
adamc@360	1414 loc)
adamc@360	1415 end)
adamc@302	1416
adamc@204	1417 \| LPAREN query RPAREN (query)
adamc@300	1418 \| LPAREN CWHERE sqlexp RPAREN (sqlexp)
adamc@339	1419 \| LPAREN SQL sqlexp RPAREN (sqlexp)
adamc@1070	1420 \| LPAREN FROM tables RPAREN (#2 tables)
adamc@1071	1421 \| LPAREN SELECT1 query1 RPAREN (query1)
adamc@302	1422
adamc@302	1423 \| LPAREN INSERT INTO texp LPAREN fields RPAREN VALUES LPAREN sqlexps RPAREN RPAREN
adamc@302	1424 (let
adamc@302	1425 val loc = s (LPAREN1left, RPAREN3right)
adamc@302	1426
adamc@403	1427 val e = (EVar (["Basis"], "insert", Infer), loc)
adamc@302	1428 val e = (EApp (e, texp), loc)
adamc@302	1429 in
adamc@302	1430 if length fields <> length sqlexps then
adam@1360	1431 ErrorMsg.errorAt loc ("Length mismatch in INSERT field specification ("
adam@1360	1432 ^ Int.toString (length fields)
adam@1360	1433 ^ " vs. " ^ Int.toString (length sqlexps) ^ ")")
adamc@302	1434 else
adamc@302	1435 ();
adam@2009	1436 (EApp (e, (ERecord (ListPair.zip (fields, sqlexps), false), loc)), loc)
adamc@302	1437 end)
adamc@310	1438 \| LPAREN enterDml UPDATE texp SET fsets CWHERE sqlexp leaveDml RPAREN
adamc@303	1439 (let
adamc@303	1440 val loc = s (LPARENleft, RPARENright)
adamc@303	1441
adamc@403	1442 val e = (EVar (["Basis"], "update", Infer), loc)
adamc@342	1443 val e = (ECApp (e, (CWild (KRecord (KType, loc), loc), loc)), loc)
adam@2009	1444 val e = (EApp (e, (ERecord (fsets, false), loc)), loc)
adamc@305	1445 val e = (EApp (e, texp), loc)
adamc@303	1446 in
adamc@303	1447 (EApp (e, sqlexp), loc)
adamc@303	1448 end)
adamc@310	1449 \| LPAREN enterDml DELETE FROM texp CWHERE sqlexp leaveDml RPAREN
adamc@304	1450 (let
adamc@304	1451 val loc = s (LPARENleft, RPARENright)
adamc@304	1452
adamc@403	1453 val e = (EVar (["Basis"], "delete", Infer), loc)
adamc@304	1454 val e = (EApp (e, texp), loc)
adamc@304	1455 in
adamc@304	1456 (EApp (e, sqlexp), loc)
adamc@304	1457 end)
adamc@302	1458
adamc@211	1459 \| UNDER (EWild, s (UNDERleft, UNDERright))
adamc@91	1460
adamc@446	1461 \| LET edecls IN eexp END (ELet (edecls, eexp), s (LETleft, ENDright))
adam@2025	1462 \| LET eexp WHERE edecls END (ELet (edecls, eexp), s (LETleft, ENDright))
adamc@446	1463
adamc@762	1464 \| LBRACK RBRACK (EVar (["Basis"], "Nil", Infer), s (LBRACKleft, RBRACKright))
adamc@762	1465
adamc@446	1466 edecls : ([])
adamc@446	1467 \| edecl edecls (edecl :: edecls)
adamc@446	1468
adamc@825	1469 edecl : VAL pat EQ eexp ((EDVal (pat, eexp), s (VALleft, eexpright)))
adamc@446	1470 \| VAL REC valis ((EDValRec valis, s (VALleft, valisright)))
adamc@446	1471 \| FUN valis ((EDValRec valis, s (FUNleft, valisright)))
adamc@446	1472
adamc@310	1473 enterDml : (inDml := true)
adamc@310	1474 leaveDml : (inDml := false)
adamc@310	1475
adamc@403	1476 texp : SYMBOL (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright))
adamc@302	1477 \| LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adamc@302	1478
adamc@302	1479 fields : fident ([fident])
adamc@302	1480 \| fident COMMA fields (fident :: fields)
adamc@302	1481
adamc@302	1482 sqlexps: sqlexp ([sqlexp])
adamc@302	1483 \| sqlexp COMMA sqlexps (sqlexp :: sqlexps)
adamc@302	1484
adamc@303	1485 fsets : fident EQ sqlexp ([(fident, sqlexp)])
adamc@303	1486 \| fident EQ sqlexp COMMA fsets ((fident, sqlexp) :: fsets)
adamc@303	1487
adamc@200	1488 idents : ident ([ident])
adamc@200	1489 \| ident DOT idents (ident :: idents)
adamc@200	1490
adamc@195	1491 etuple : eexp COMMA eexp ([eexp1, eexp2])
adamc@195	1492 \| eexp COMMA etuple (eexp :: etuple)
adamc@195	1493
adamc@170	1494 branch : pat DARROW eexp (pat, eexp)
adamc@170	1495
adamc@170	1496 branchs: ([])
adamc@170	1497 \| BAR branch branchs (branch :: branchs)
adamc@170	1498
adamc@822	1499 patS : pterm (pterm)
adamc@822	1500 \| pterm DCOLON patS (let
adamc@822	1501 val loc = s (ptermleft, patSright)
adamc@762	1502 in
adamc@762	1503 (PCon (["Basis"], "Cons", SOME (PRecord ([("1", pterm),
adamc@822	1504 ("2", patS)], false), loc)),
adamc@762	1505 loc)
adamc@762	1506 end)
adamc@822	1507 \| patS COLON cexp (PAnnot (patS, cexp), s (patSleft, cexpright))
adamc@822	1508
adamc@822	1509 pat : patS (patS)
adamc@822	1510 \| cpath pterm (PCon (#1 cpath, #2 cpath, SOME pterm), s (cpathleft, ptermright))
adamc@170	1511
adamc@170	1512 pterm : SYMBOL (PVar SYMBOL, s (SYMBOLleft, SYMBOLright))
adamc@170	1513 \| cpath (PCon (#1 cpath, #2 cpath, NONE), s (cpathleft, cpathright))
adamc@170	1514 \| UNDER (PWild, s (UNDERleft, UNDERright))
adamc@173	1515 \| INT (PPrim (Prim.Int INT), s (INTleft, INTright))
adam@1420	1516 \| MINUS INT (PPrim (Prim.Int (~INT)), s (MINUSleft, INTright))
adam@2048	1517 \| STRING (PPrim (Prim.String (Prim.Normal, STRING)), s (STRINGleft, STRINGright))
adamc@821	1518 \| CHAR (PPrim (Prim.Char CHAR), s (CHARleft, CHARright))
adamc@170	1519 \| LPAREN pat RPAREN (pat)
adamc@174	1520 \| LBRACE RBRACE (PRecord ([], false), s (LBRACEleft, RBRACEright))
adamc@174	1521 \| UNIT (PRecord ([], false), s (UNITleft, UNITright))
adamc@174	1522 \| LBRACE rpat RBRACE (PRecord rpat, s (LBRACEleft, RBRACEright))
adamc@195	1523 \| LPAREN ptuple RPAREN (PRecord (ListUtil.mapi (fn (i, p) => (Int.toString (i + 1), p)) ptuple,
adamc@195	1524 false),
adamc@195	1525 s (LPARENleft, RPARENright))
adamc@762	1526 \| LBRACK RBRACK (PCon (["Basis"], "Nil", NONE), s (LBRACKleft, RBRACKright))
adamc@174	1527
adamc@175	1528 rpat : CSYMBOL EQ pat ([(CSYMBOL, pat)], false)
adamc@243	1529 \| INT EQ pat ([(Int64.toString INT, pat)], false)
adamc@174	1530 \| DOTDOTDOT ([], true)
adamc@175	1531 \| CSYMBOL EQ pat COMMA rpat ((CSYMBOL, pat) :: #1 rpat, #2 rpat)
adamc@243	1532 \| INT EQ pat COMMA rpat ((Int64.toString INT, pat) :: #1 rpat, #2 rpat)
adamc@170	1533
adamc@195	1534 ptuple : pat COMMA pat ([pat1, pat2])
adamc@195	1535 \| pat COMMA ptuple (pat :: ptuple)
adamc@195	1536
adam@2009	1537 rexp : DOTDOTDOT ([], true)
adam@2009	1538 \| ident EQ eexp ([(ident, eexp)], false)
adam@2009	1539 \| ident EQ eexp COMMA rexp ((ident, eexp) :: #1 rexp, #2 rexp)
adamc@91	1540
adamc@141	1541 xml : xmlOne xml (let
adamc@141	1542 val pos = s (xmlOneleft, xmlright)
adamc@141	1543 in
adamc@720	1544 (EApp ((EApp (
adamc@720	1545 (EVar (["Basis"], "join", Infer), pos),
adamc@720	1546 xmlOne), pos),
adamc@720	1547 xml), pos)
adamc@141	1548 end)
adamc@141	1549 \| xmlOne (xmlOne)
adamc@91	1550
adamc@1045	1551 xmlOpt : xml (xml)
adamc@1045	1552 \| (EApp ((EVar (["Basis"], "cdata", Infer), dummy),
adam@2048	1553 (EPrim (Prim.String (Prim.Html, "")), dummy)),
adamc@1045	1554 dummy)
adamc@1045	1555
adamc@403	1556 xmlOne : NOTAGS (EApp ((EVar (["Basis"], "cdata", Infer), s (NOTAGSleft, NOTAGSright)),
adam@2048	1557 (EPrim (Prim.String (Prim.Html, NOTAGS)), s (NOTAGSleft, NOTAGSright))),
adamc@141	1558 s (NOTAGSleft, NOTAGSright))
adamc@141	1559 \| tag DIVIDE GT (let
adamc@141	1560 val pos = s (tagleft, GTright)
adamc@710	1561
adamc@710	1562 val cdata =
adamc@756	1563 if #1 (#1 tag) = "submit" orelse #1 (#1 tag) = "dyn" then
adamc@710	1564 let
adamc@710	1565 val e = (EVar (["Basis"], "cdata", DontInfer), pos)
adamc@710	1566 val e = (ECApp (e, (CWild (KWild, pos), pos)), pos)
adamc@710	1567 in
adamc@710	1568 (ECApp (e, (CRecord [], pos)), pos)
adamc@710	1569 end
adamc@710	1570 else
adamc@710	1571 (EVar (["Basis"], "cdata", Infer), pos)
adamc@710	1572
adamc@710	1573 val cdata = (EApp (cdata,
adam@2048	1574 (EPrim (Prim.String (Prim.Html, "")), pos)),
adamc@710	1575 pos)
adamc@141	1576 in
adam@1643	1577 (EApp (#4 tag, cdata), pos)
adamc@141	1578 end)
adamc@141	1579
adamc@1045	1580 \| tag GT xmlOpt END_TAG (let
adam@1563	1581 fun tagOut s =
adam@1563	1582 case s of
adam@1563	1583 "tabl" => "table"
adam@1563	1584 \| _ => s
adam@1563	1585
adamc@141	1586 val pos = s (tagleft, GTright)
adamc@325	1587 val et = tagIn END_TAG
adamc@141	1588 in
adamc@756	1589 if #1 (#1 tag) = et then
adamc@361	1590 if et = "form" then
adam@1412	1591 let
adam@1412	1592 val e = (EVar (["Basis"], "form", Infer), pos)
adam@1412	1593 val e = (EApp (e, case #2 tag of
adam@1412	1594 NONE => (EVar (["Basis"], "None", Infer), pos)
adam@1412	1595 \| SOME c => (EApp ((EVar (["Basis"], "Some", Infer), pos), c), pos)), pos)
adam@1412	1596 in
adam@1651	1597 case #3 tag of
adam@1651	1598 NONE => ()
adam@1651	1599 \| SOME _ => ErrorMsg.errorAt pos "<form> does not support 'dynClass' attribute";
adam@1412	1600 (EApp (e, xmlOpt), pos)
adam@1412	1601 end
adamc@1093	1602 else if et = "subform" orelse et = "subforms" then
adamc@1093	1603 (EApp (#2 (#1 tag),
adamc@1045	1604 xmlOpt), pos)
adamc@758	1605 else if et = "entry" then
adamc@758	1606 (EApp ((EVar (["Basis"], "entry", Infer), pos),
adamc@1045	1607 xmlOpt), pos)
adamc@141	1608 else
adam@1643	1609 (EApp (#4 tag, xmlOpt), pos)
adamc@141	1610 else
adamc@325	1611 (if ErrorMsg.anyErrors () then
adamc@325	1612 ()
adamc@325	1613 else
adamc@1189	1614 ErrorMsg.errorAt pos ("Begin tag <"
adam@1563	1615 ^ tagOut (#1 (#1 tag))
adamc@1189	1616 ^ "> and end tag </"
adam@1563	1617 ^ tagOut et
adamc@1189	1618 ^ "> don't match.");
adamc@623	1619 (EWild, pos))
adamc@141	1620 end)
adamc@141	1621 \| LBRACE eexp RBRACE (eexp)
adamc@391	1622 \| LBRACE LBRACK eexp RBRACK RBRACE (let
adamc@391	1623 val loc = s (LBRACEleft, RBRACEright)
adamc@403	1624 val e = (EVar (["Top"], "txt", Infer), loc)
adamc@391	1625 in
adamc@391	1626 (EApp (e, eexp), loc)
adamc@391	1627 end)
adamc@92	1628
adamc@141	1629 tag : tagHead attrs (let
adamc@141	1630 val pos = s (tagHeadleft, attrsright)
adamc@721	1631
adamc@721	1632 val e = (EVar (["Basis"], "tag", Infer), pos)
adamc@721	1633 val eo = case #1 attrs of
adam@1749	1634 NONE => (EVar (["Basis"], "null", Infer), pos)
adam@2048	1635 \| SOME (EPrim (Prim.String (_, s)), pos) => parseClass s pos
adam@1749	1636 \| SOME e => e
adamc@721	1637 val e = (EApp (e, eo), pos)
adam@1643	1638 val eo = case #2 attrs of
adam@1643	1639 NONE => (EVar (["Basis"], "None", Infer), pos)
adam@1643	1640 \| SOME e => (EApp ((EVar (["Basis"], "Some", Infer), pos),
adam@1643	1641 e), pos)
adam@1643	1642 val e = (EApp (e, eo), pos)
adam@1750	1643 val eo = case #3 attrs of
adam@1750	1644 NONE => (EVar (["Basis"], "noStyle", Infer), pos)
adam@2048	1645 \| SOME (EPrim (Prim.String (_, s)), pos) => parseStyle s pos
adam@1750	1646 \| SOME e => e
adam@1750	1647 val e = (EApp (e, eo), pos)
adam@1751	1648 val eo = case #4 attrs of
adam@1751	1649 NONE => (EVar (["Basis"], "None", Infer), pos)
adam@1751	1650 \| SOME e => (EApp ((EVar (["Basis"], "Some", Infer), pos),
adam@1751	1651 e), pos)
adam@1751	1652 val e = (EApp (e, eo), pos)
adam@2008	1653
adam@2008	1654 val atts = case #5 attrs of
adam@2008	1655 [] => #6 attrs
adam@2008	1656 \| data :: datas =>
adam@2008	1657 let
adam@2047	1658 fun doOne (kind, name, value) =
adam@2008	1659 let
adam@2008	1660 val e = (EVar (["Basis"], "data_attr", Infer), pos)
adam@2047	1661 val e = (EApp (e, (EVar (["Basis"], kind ^ "_kind", Infer), pos)), pos)
adam@2048	1662 val e = (EApp (e, (EPrim (Prim.String (Prim.Normal, name)), pos)), pos)
adam@2008	1663 in
adam@2008	1664 (EApp (e, value), pos)
adam@2008	1665 end
adam@2008	1666
adam@2008	1667 val datas' = foldl (fn (nv, acc) =>
adam@2008	1668 let
adam@2008	1669 val e = (EVar (["Basis"], "data_attrs", Infer), pos)
adam@2008	1670 val e = (EApp (e, acc), pos)
adam@2008	1671 in
adam@2008	1672 (EApp (e, doOne nv), pos)
adam@2008	1673 end) (doOne data) datas
adam@2008	1674 in
adam@2008	1675 ((CName "Data", pos), datas') :: #6 attrs
adam@2008	1676 end
adam@2008	1677
adam@2009	1678 val e = (EApp (e, (ERecord (atts, false), pos)), pos)
adamc@721	1679 val e = (EApp (e, (EApp (#2 tagHead,
adam@2009	1680 (ERecord ([], false), pos)), pos)), pos)
adamc@141	1681 in
adam@1643	1682 (tagHead, #1 attrs, #2 attrs, e)
adamc@141	1683 end)
adamc@141	1684
adamc@141	1685 tagHead: BEGIN_TAG (let
adamc@325	1686 val bt = tagIn BEGIN_TAG
adamc@141	1687 val pos = s (BEGIN_TAGleft, BEGIN_TAGright)
adamc@141	1688 in
adamc@325	1689 (bt,
adam@1833	1690 (EVar ([], bt, Infer), pos))
adamc@141	1691 end)
adamc@141	1692 \| tagHead LBRACE cexp RBRACE (#1 tagHead, (ECApp (#2 tagHead, cexp), s (tagHeadleft, RBRACEright)))
adamc@92	1693
adam@2008	1694 attrs : (NONE, NONE, NONE, NONE, [], [])
adamc@721	1695 \| attr attrs (let
adamc@721	1696 val loc = s (attrleft, attrsright)
adamc@721	1697 in
adamc@721	1698 case attr of
adamc@721	1699 Class e =>
adamc@721	1700 (case #1 attrs of
adamc@721	1701 NONE => ()
adamc@721	1702 \| SOME _ => ErrorMsg.errorAt loc "Multiple classes specified for tag";
adam@2008	1703 (SOME e, #2 attrs, #3 attrs, #4 attrs, #5 attrs, #6 attrs))
adam@1643	1704 \| DynClass e =>
adam@1643	1705 (case #2 attrs of
adam@1643	1706 NONE => ()
adam@1643	1707 \| SOME _ => ErrorMsg.errorAt loc "Multiple dynamic classes specified for tag";
adam@2008	1708 (#1 attrs, SOME e, #3 attrs, #4 attrs, #5 attrs, #6 attrs))
adam@1750	1709 \| Style e =>
adam@1750	1710 (case #3 attrs of
adam@1750	1711 NONE => ()
adam@1750	1712 \| SOME _ => ErrorMsg.errorAt loc "Multiple styles specified for tag";
adam@2008	1713 (#1 attrs, #2 attrs, SOME e, #4 attrs, #5 attrs, #6 attrs))
adam@1751	1714 \| DynStyle e =>
adam@1751	1715 (case #4 attrs of
adam@1751	1716 NONE => ()
adam@1751	1717 \| SOME _ => ErrorMsg.errorAt loc "Multiple dynamic classes specified for tag";
adam@2008	1718 (#1 attrs, #2 attrs, #3 attrs, SOME e, #5 attrs, #6 attrs))
adam@2008	1719 \| Data xe =>
adam@2008	1720 (#1 attrs, #2 attrs, #3 attrs, #4 attrs, xe :: #5 attrs, #6 attrs)
adamc@721	1721 \| Normal xe =>
adam@2008	1722 (#1 attrs, #2 attrs, #3 attrs, #4 attrs, #5 attrs, xe :: #6 attrs)
adamc@721	1723 end)
adamc@104	1724
adam@1643	1725 attr : SYMBOL EQ attrv (case SYMBOL of
adam@1643	1726 "class" => Class attrv
adam@1643	1727 \| "dynClass" => DynClass attrv
adam@1750	1728 \| "style" => Style attrv
adam@1751	1729 \| "dynStyle" => DynStyle attrv
adam@1643	1730 \| _ =>
adam@2008	1731 if String.isPrefix "data-" SYMBOL then
adam@2047	1732 Data ("data", String.extract (SYMBOL, 5, NONE), attrv)
adam@2047	1733 else if String.isPrefix "aria-" SYMBOL then
adam@2047	1734 Data ("aria", String.extract (SYMBOL, 5, NONE), attrv)
adam@2008	1735 else
adam@2008	1736 let
adam@2008	1737 val sym = makeAttr SYMBOL
adam@2008	1738 in
adam@2008	1739 Normal ((CName sym, s (SYMBOLleft, SYMBOLright)),
adam@2008	1740 if (sym = "Href" orelse sym = "Src")
adam@2008	1741 andalso (case #1 attrv of
adam@2008	1742 EPrim _ => true
adam@2008	1743 \| _ => false) then
adam@2008	1744 let
adam@2008	1745 val loc = s (attrvleft, attrvright)
adam@2008	1746 in
adam@2008	1747 (EApp ((EVar (["Basis"], "bless", Infer), loc),
adam@2008	1748 attrv), loc)
adam@2008	1749 end
adam@2008	1750 else
adam@2008	1751 attrv)
adam@2008	1752 end)
adam@2075	1753 \| SYMBOL (let
adam@2075	1754 val loc = s (SYMBOLleft, SYMBOLright)
adam@2075	1755 in
adam@2075	1756 Normal ((CName (makeAttr SYMBOL), loc),
adam@2075	1757 (EVar (["Basis"], "True", Infer), loc))
adam@2075	1758 end)
adamc@204	1759
adamc@104	1760 attrv : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@104	1761 \| FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adam@2048	1762 \| STRING (EPrim (Prim.String (Prim.Normal, STRING)), s (STRINGleft, STRINGright))
adamc@110	1763 \| LBRACE eexp RBRACE (eexp)
adamc@226	1764
adamc@232	1765 query : query1 obopt lopt ofopt (let
adamc@229	1766 val loc = s (query1left, query1right)
adamc@230	1767
adam@2009	1768 val re = (ERecord ([((CName "Rows", loc),
adam@2009	1769 query1),
adam@2009	1770 ((CName "OrderBy", loc),
adam@2009	1771 obopt),
adam@2009	1772 ((CName "Limit", loc),
adam@2009	1773 lopt),
adam@2009	1774 ((CName "Offset", loc),
adam@2009	1775 ofopt)], false), loc)
adamc@229	1776 in
adamc@403	1777 (EApp ((EVar (["Basis"], "sql_query", Infer), loc), re), loc)
adamc@229	1778 end)
adamc@993	1779
adamc@993	1780 dopt : (EVar (["Basis"], "False", Infer), dummy)
adamc@993	1781 \| DISTINCT (EVar (["Basis"], "True", Infer),
adamc@993	1782 s (DISTINCTleft, DISTINCTright))
adamc@993	1783
adamc@993	1784 query1 : SELECT dopt select FROM tables wopt gopt hopt
adamc@209	1785 (let
adamc@204	1786 val loc = s (SELECTleft, tablesright)
adamc@207	1787
adamc@1070	1788 val (empties, sel, exps) =
adamc@207	1789 case select of
adamc@1070	1790 Star => ([],
adamc@1070	1791 map (fn nm =>
adamc@233	1792 (nm, (CTuple [(CWild (KRecord (KType, loc), loc),
adamc@233	1793 loc),
adamc@233	1794 (CRecord [], loc)],
adamc@748	1795 loc))) (#1 tables),
adamc@233	1796 [])
adamc@207	1797 \| Items sis =>
adamc@207	1798 let
adam@1627	1799 val tabs = map (fn nm => (nm, Unknown)) (#1 tables)
adamc@1194	1800 val (_, tabs, exps) = foldl (amend_select loc)
adamc@1194	1801 (1, tabs, []) sis
adam@1627	1802 val empties = List.mapPartial (fn (nm, c) =>
adam@1627	1803 case c of
adam@1627	1804 Unknown => SOME nm
adam@1627	1805 \| Selective (CRecord [], _) => SOME nm
adam@1627	1806 \| _ => NONE) tabs
adamc@207	1807 in
adamc@1070	1808 (empties,
adamc@1070	1809 map (fn (nm, c) => (nm,
adam@1627	1810 case c of
adam@1627	1811 Everything =>
adam@1627	1812 (CTuple [(CWild (KRecord (KType, loc), loc), loc),
adam@1627	1813 (CRecord [], loc)], loc)
adam@1627	1814 \| _ =>
adam@1627	1815 let
adam@1627	1816 val c = case c of
adam@1627	1817 Selective c => c
adam@1627	1818 \| _ => (CRecord [], loc)
adam@1627	1819 in
adam@1627	1820 (CTuple [c,
adam@1627	1821 (CWild (KRecord (KType, loc), loc),
adam@1627	1822 loc)], loc)
adam@1627	1823 end)) tabs,
adamc@233	1824 exps)
adamc@207	1825 end
adamc@207	1826
adam@1778	1827 val exps = map (fn (c, e) => (c, (EApp ((EVar (["Basis"], "sql_window", Infer), loc), e), loc))) exps
adam@1778	1828
adamc@207	1829 val sel = (CRecord sel, loc)
adamc@207	1830
adamc@226	1831 val grp = case gopt of
adamc@403	1832 NONE => (ECApp ((EVar (["Basis"], "sql_subset_all",
adamc@403	1833 Infer), loc),
adamc@226	1834 (CWild (KRecord (KRecord (KType, loc), loc),
adamc@226	1835 loc), loc)), loc)
adamc@226	1836 \| SOME gis =>
adamc@226	1837 let
adamc@748	1838 val tabs = map (fn nm =>
adamc@748	1839 (nm, (CRecord [], loc))) (#1 tables)
adamc@226	1840 val tabs = foldl (amend_group loc) tabs gis
adamc@226	1841
adamc@226	1842 val tabs = map (fn (nm, c) =>
adamc@226	1843 (nm,
adamc@226	1844 (CTuple [c,
adamc@226	1845 (CWild (KRecord (KType, loc),
adamc@226	1846 loc),
adamc@226	1847 loc)], loc))) tabs
adamc@226	1848 in
adamc@403	1849 (ECApp ((EVar (["Basis"], "sql_subset", Infer), loc),
adamc@226	1850 (CRecord tabs, loc)), loc)
adamc@226	1851 end
adamc@226	1852
adamc@403	1853 val e = (EVar (["Basis"], "sql_query1", Infer), loc)
adamc@1070	1854 val e = (ECApp (e, (CRecord (map (fn nm => (nm, (CUnit, loc))) empties),
adamc@1070	1855 loc)), loc)
adam@2009	1856 val re = (ERecord ([((CName "Distinct", loc),
adam@2009	1857 dopt),
adam@2009	1858 ((CName "From", loc),
adam@2009	1859 #2 tables),
adam@2009	1860 ((CName "Where", loc),
adam@2009	1861 wopt),
adam@2009	1862 ((CName "GroupBy", loc),
adam@2009	1863 grp),
adam@2009	1864 ((CName "Having", loc),
adam@2009	1865 hopt),
adam@2009	1866 ((CName "SelectFields", loc),
adam@2009	1867 (ECApp ((EVar (["Basis"], "sql_subset", Infer), loc),
adam@2009	1868 sel), loc)),
adam@2009	1869 ((CName "SelectExps", loc),
adam@2009	1870 (ERecord (exps, false), loc))], false), loc)
adamc@223	1871
adamc@209	1872 val e = (EApp (e, re), loc)
adamc@204	1873 in
adamc@207	1874 e
adamc@204	1875 end)
adam@1427	1876 \| query1 UNION query1 (sql_relop ("union", false, query11, query12, s (query11left, query12right)))
adam@1427	1877 \| query1 INTERSECT query1 (sql_relop ("intersect", false, query11, query12, s (query11left, query12right)))
adam@1427	1878 \| query1 EXCEPT query1 (sql_relop ("except", false, query11, query12, s (query11left, query12right)))
adam@1427	1879 \| query1 UNION ALL query1 (sql_relop ("union", true, query11, query12, s (query11left, query12right)))
adam@1427	1880 \| query1 INTERSECT ALL query1 (sql_relop ("intersect", true, query11, query12, s (query11left, query12right)))
adam@1427	1881 \| query1 EXCEPT ALL query1 (sql_relop ("except", true, query11, query12, s (query11left, query12right)))
adamc@1070	1882 \| LBRACE LBRACE LBRACE eexp RBRACE RBRACE RBRACE (eexp)
adamc@204	1883
adamc@749	1884 tables : fitem (fitem)
adamc@749	1885 \| fitem COMMA tables (let
adamc@749	1886 val loc = s (fitemleft, tablesright)
adamc@748	1887
adamc@748	1888 val e = (EVar (["Basis"], "sql_from_comma", Infer), loc)
adamc@749	1889 val e = (EApp (e, #2 fitem), loc)
adamc@748	1890 in
adamc@749	1891 (#1 fitem @ #1 tables,
adamc@748	1892 (EApp (e, #2 tables), loc))
adamc@748	1893 end)
adamc@204	1894
adamc@749	1895 fitem : table' ([#1 table'], #2 table')
adamc@1265	1896 \| LBRACE LBRACE eexp RBRACE RBRACE (tnamesOf eexp, eexp)
adamc@749	1897 \| fitem JOIN fitem ON sqlexp (let
adamc@749	1898 val loc = s (fitem1left, sqlexpright)
adamc@749	1899
adamc@749	1900 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749	1901 val e = (EApp (e, #2 fitem1), loc)
adamc@749	1902 val e = (EApp (e, #2 fitem2), loc)
adamc@749	1903 in
adamc@749	1904 (#1 fitem1 @ #1 fitem2,
adamc@749	1905 (EApp (e, sqlexp), loc))
adamc@749	1906 end)
adamc@749	1907 \| fitem INNER JOIN fitem ON sqlexp (let
adamc@749	1908 val loc = s (fitem1left, sqlexpright)
adamc@749	1909
adamc@749	1910 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749	1911 val e = (EApp (e, #2 fitem1), loc)
adamc@749	1912 val e = (EApp (e, #2 fitem2), loc)
adamc@749	1913 in
adamc@749	1914 (#1 fitem1 @ #1 fitem2,
adamc@749	1915 (EApp (e, sqlexp), loc))
adamc@749	1916 end)
adamc@749	1917 \| fitem CROSS JOIN fitem (let
adamc@749	1918 val loc = s (fitem1left, fitem2right)
adamc@749	1919
adamc@749	1920 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749	1921 val e = (EApp (e, #2 fitem1), loc)
adamc@749	1922 val e = (EApp (e, #2 fitem2), loc)
adamc@749	1923 val tru = sql_inject (EVar (["Basis"], "True", Infer), loc)
adamc@749	1924 in
adamc@749	1925 (#1 fitem1 @ #1 fitem2,
adamc@749	1926 (EApp (e, tru), loc))
adamc@749	1927 end)
adamc@750	1928 \| fitem LEFT JOIN fitem ON sqlexp (let
adamc@750	1929 val loc = s (fitem1left, sqlexpright)
adamc@750	1930
adamc@750	1931 val e = (EVar (["Basis"], "sql_left_join", Infer), loc)
adamc@750	1932 val e = (EApp (e, #2 fitem1), loc)
adamc@750	1933 val e = (EApp (e, #2 fitem2), loc)
adamc@750	1934 in
adamc@750	1935 (#1 fitem1 @ #1 fitem2,
adamc@750	1936 (EApp (e, sqlexp), loc))
adamc@750	1937 end)
adamc@751	1938 \| fitem LEFT OUTER JOIN fitem ON sqlexp (let
adamc@751	1939 val loc = s (fitem1left, sqlexpright)
adamc@751	1940
adamc@751	1941 val e = (EVar (["Basis"], "sql_left_join", Infer), loc)
adamc@751	1942 val e = (EApp (e, #2 fitem1), loc)
adamc@751	1943 val e = (EApp (e, #2 fitem2), loc)
adamc@751	1944 in
adamc@751	1945 (#1 fitem1 @ #1 fitem2,
adamc@751	1946 (EApp (e, sqlexp), loc))
adamc@751	1947 end)
adamc@751	1948 \| fitem RIGHT JOIN fitem ON sqlexp (let
adamc@751	1949 val loc = s (fitem1left, sqlexpright)
adamc@751	1950
adamc@751	1951 val e = (EVar (["Basis"], "sql_right_join", Infer), loc)
adamc@751	1952 val e = (EApp (e, #2 fitem1), loc)
adamc@751	1953 val e = (EApp (e, #2 fitem2), loc)
adamc@751	1954 in
adamc@751	1955 (#1 fitem1 @ #1 fitem2,
adamc@751	1956 (EApp (e, sqlexp), loc))
adamc@751	1957 end)
adamc@751	1958 \| fitem RIGHT OUTER JOIN fitem ON sqlexp (let
adamc@751	1959 val loc = s (fitem1left, sqlexpright)
adamc@751	1960
adamc@751	1961 val e = (EVar (["Basis"], "sql_right_join", Infer), loc)
adamc@751	1962 val e = (EApp (e, #2 fitem1), loc)
adamc@751	1963 val e = (EApp (e, #2 fitem2), loc)
adamc@751	1964 in
adamc@751	1965 (#1 fitem1 @ #1 fitem2,
adamc@751	1966 (EApp (e, sqlexp), loc))
adamc@751	1967 end)
adamc@751	1968 \| fitem FULL JOIN fitem ON sqlexp (let
adamc@751	1969 val loc = s (fitem1left, sqlexpright)
adamc@751	1970
adamc@751	1971 val e = (EVar (["Basis"], "sql_full_join", Infer), loc)
adamc@751	1972 val e = (EApp (e, #2 fitem1), loc)
adamc@751	1973 val e = (EApp (e, #2 fitem2), loc)
adamc@751	1974 in
adamc@751	1975 (#1 fitem1 @ #1 fitem2,
adamc@751	1976 (EApp (e, sqlexp), loc))
adamc@751	1977 end)
adamc@751	1978 \| fitem FULL OUTER JOIN fitem ON sqlexp (let
adamc@751	1979 val loc = s (fitem1left, sqlexpright)
adamc@751	1980
adamc@751	1981 val e = (EVar (["Basis"], "sql_full_join", Infer), loc)
adamc@751	1982 val e = (EApp (e, #2 fitem1), loc)
adamc@751	1983 val e = (EApp (e, #2 fitem2), loc)
adamc@751	1984 in
adamc@751	1985 (#1 fitem1 @ #1 fitem2,
adamc@751	1986 (EApp (e, sqlexp), loc))
adamc@751	1987 end)
adamc@1192	1988 \| LPAREN query RPAREN AS tname (let
adamc@1192	1989 val loc = s (LPARENleft, RPARENright)
adamc@1192	1990
adamc@1192	1991 val e = (EVar (["Basis"], "sql_from_query", Infer), loc)
adamc@1192	1992 val e = (ECApp (e, tname), loc)
adamc@1192	1993 in
adamc@1192	1994 ([tname], (EApp (e, query), loc))
adamc@1192	1995 end)
adam@2031	1996 \| LPAREN LBRACE LBRACE eexp RBRACE RBRACE RPAREN AS tname (let
adam@2031	1997 val loc = s (LPARENleft, RPARENright)
adam@2031	1998
adam@2031	1999 val e = (EVar (["Basis"], "sql_from_query", Infer), loc)
adam@2031	2000 val e = (ECApp (e, tname), loc)
adam@2031	2001 in
adam@2031	2002 ([tname], (EApp (e, eexp), loc))
adam@2031	2003 end)
adam@2006	2004 \| LPAREN fitem RPAREN (fitem)
adamc@749	2005
adamc@204	2006 tname : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@204	2007 \| LBRACE cexp RBRACE (cexp)
adamc@204	2008
adamc@243	2009 table : SYMBOL ((CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright)),
adamc@403	2010 (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright)))
adamc@403	2011 \| SYMBOL AS tname (tname, (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright)))
adamc@221	2012 \| LBRACE LBRACE eexp RBRACE RBRACE AS tname (tname, eexp)
adamc@207	2013
adamc@748	2014 table' : table (let
adamc@748	2015 val loc = s (tableleft, tableright)
adamc@748	2016 val e = (EVar (["Basis"], "sql_from_table", Infer), loc)
adamc@748	2017 val e = (ECApp (e, #1 table), loc)
adamc@748	2018 in
adamc@748	2019 (#1 table, (EApp (e, #2 table), loc))
adamc@748	2020 end)
adamc@748	2021
adamc@243	2022 tident : SYMBOL (CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@207	2023 \| CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@221	2024 \| LBRACE LBRACE cexp RBRACE RBRACE (cexp)
adamc@207	2025
adamc@207	2026 fident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@207	2027 \| LBRACE cexp RBRACE (cexp)
adamc@207	2028
adamc@207	2029 seli : tident DOT fident (Field (tident, fident))
adamc@1194	2030 \| sqlexp (Exp (NONE, sqlexp))
adamc@1194	2031 \| sqlexp AS fident (Exp (SOME fident, sqlexp))
adamc@341	2032 \| tident DOT LBRACE LBRACE cexp RBRACE RBRACE (Fields (tident, cexp))
adam@1627	2033 \| tident DOT STAR (StarFields tident)
adamc@207	2034
adamc@207	2035 selis : seli ([seli])
adamc@207	2036 \| seli COMMA selis (seli :: selis)
adamc@207	2037
adamc@207	2038 select : STAR (Star)
adamc@207	2039 \| selis (Items selis)
adamc@209	2040
adamc@403	2041 sqlexp : TRUE (sql_inject (EVar (["Basis"], "True", Infer),
adamc@209	2042 s (TRUEleft, TRUEright)))
adamc@403	2043 \| FALSE (sql_inject (EVar (["Basis"], "False", Infer),
adamc@209	2044 s (FALSEleft, FALSEright)))
adamc@209	2045
adamc@222	2046 \| INT (sql_inject (EPrim (Prim.Int INT),
adamc@222	2047 s (INTleft, INTright)))
adamc@222	2048 \| FLOAT (sql_inject (EPrim (Prim.Float FLOAT),
adamc@222	2049 s (FLOATleft, FLOATright)))
adam@2048	2050 \| STRING (sql_inject (EPrim (Prim.String (Prim.Normal, STRING)),
adamc@229	2051 s (STRINGleft, STRINGright)))
adamc@441	2052 \| CURRENT_TIMESTAMP (sql_nfunc ("current_timestamp",
adamc@441	2053 s (CURRENT_TIMESTAMPleft, CURRENT_TIMESTAMPright)))
adamc@222	2054
adamc@221	2055 \| tident DOT fident (let
adamc@221	2056 val loc = s (tidentleft, fidentright)
adamc@403	2057 val e = (EVar (["Basis"], "sql_field", Infer), loc)
adamc@221	2058 val e = (ECApp (e, tident), loc)
adamc@221	2059 in
adamc@221	2060 (ECApp (e, fident), loc)
adamc@221	2061 end)
adamc@234	2062 \| CSYMBOL (let
adamc@234	2063 val loc = s (CSYMBOLleft, CSYMBOLright)
adamc@310	2064 in
adamc@310	2065 if !inDml then
adamc@310	2066 let
adamc@403	2067 val e = (EVar (["Basis"], "sql_field", Infer), loc)
adamc@310	2068 val e = (ECApp (e, (CName "T", loc)), loc)
adamc@310	2069 in
adamc@310	2070 (ECApp (e, (CName CSYMBOL, loc)), loc)
adamc@310	2071 end
adamc@310	2072 else
adamc@310	2073 let
adamc@403	2074 val e = (EVar (["Basis"], "sql_exp", Infer), loc)
adamc@310	2075 in
adamc@310	2076 (ECApp (e, (CName CSYMBOL, loc)), loc)
adamc@310	2077 end
adamc@310	2078 end)
adamc@221	2079
adamc@471	2080 \| LBRACE eexp RBRACE (eexp)
adamc@470	2081
adamc@559	2082 \| sqlexp EQ sqlexp (sql_binary ("eq", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	2083 \| sqlexp NE sqlexp (sql_binary ("ne", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	2084 \| sqlexp LT sqlexp (sql_binary ("lt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	2085 \| sqlexp LE sqlexp (sql_binary ("le", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	2086 \| sqlexp GT sqlexp (sql_binary ("gt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	2087 \| sqlexp GE sqlexp (sql_binary ("ge", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	2088
adamc@559	2089 \| sqlexp PLUS sqlexp (sql_binary ("plus", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	2090 \| sqlexp MINUS sqlexp (sql_binary ("minus", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	2091 \| sqlexp STAR sqlexp (sql_binary ("times", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	2092 \| sqlexp DIVIDE sqlexp (sql_binary ("div", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	2093 \| sqlexp MOD sqlexp (sql_binary ("mod", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@219	2094
adamc@220	2095 \| sqlexp CAND sqlexp (sql_binary ("and", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@220	2096 \| sqlexp OR sqlexp (sql_binary ("or", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559	2097
kkallio@1607	2098 \| sqlexp LIKE sqlexp (sql_binary ("like", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
kkallio@1607	2099
adamc@220	2100 \| NOT sqlexp (sql_unary ("not", sqlexp, s (NOTleft, sqlexpright)))
adamc@559	2101 \| MINUS sqlexp (sql_unary ("neg", sqlexp, s (MINUSleft, sqlexpright)))
adamc@220	2102
adamc@470	2103 \| sqlexp IS NULL (let
adamc@470	2104 val loc = s (sqlexpleft, NULLright)
adamc@470	2105 in
adamc@470	2106 (EApp ((EVar (["Basis"], "sql_is_null", Infer), loc),
adamc@470	2107 sqlexp), loc)
adamc@470	2108 end)
adamc@470	2109
kkallio@1572	2110 \| CIF sqlexp CTHEN sqlexp CELSE sqlexp (let
kkallio@1572	2111 val loc = s (CIFleft, sqlexp3right)
kkallio@1572	2112 val e = (EVar (["Basis"], "sql_if_then_else", Infer), loc)
kkallio@1572	2113 in
kkallio@1572	2114 (EApp ((EApp ((EApp (e, sqlexp1), loc), sqlexp2), loc), sqlexp3), loc)
kkallio@1572	2115 end)
kkallio@1572	2116
adamc@471	2117 \| LBRACE LBRACK eexp RBRACK RBRACE (sql_inject (#1 eexp,
adamc@471	2118 s (LBRACEleft, RBRACEright)))
adamc@220	2119 \| LPAREN sqlexp RPAREN (sqlexp)
adamc@210	2120
adamc@467	2121 \| NULL (sql_inject ((EVar (["Basis"], "None", Infer),
adamc@467	2122 s (NULLleft, NULLright))))
adamc@467	2123
adam@1778	2124 \| COUNT LPAREN STAR RPAREN window(let
adam@1778	2125 val loc = s (COUNTleft, windowright)
adam@1778	2126 in
adam@1778	2127 case window of
adam@1778	2128 NONE => (EVar (["Basis"], "sql_count", Infer), loc)
adam@1778	2129 \| SOME _ => applyWindow loc (EVar (["Basis"], "sql_window_count", Infer), loc) window
adam@1778	2130 end)
adam@1778	2131 \| COUNT LPAREN sqlexp RPAREN window(let
adam@1778	2132 val loc = s (COUNTleft, RPARENright)
adam@1778	2133 val e = (EVar (["Basis"], "sql_count_col", Infer), loc)
adam@1778	2134 in
adam@1778	2135 case window of
adam@1778	2136 NONE =>
adam@1778	2137 let
adam@1778	2138 val e = (EApp ((EVar (["Basis"], "sql_aggregate", Infer), loc),
adam@1778	2139 e), loc)
adam@1778	2140 in
adam@1778	2141 (EApp (e, sqlexp), loc)
adam@1778	2142 end
adam@1778	2143 \| SOME _ =>
adam@1778	2144 let
adam@1778	2145 val e = (EVar (["Basis"], "sql_count_col", Infer), loc)
adam@1778	2146 val e = (EApp ((EVar (["Basis"], "sql_window_aggregate", Infer), loc),
adam@1778	2147 e), loc)
adam@1778	2148 in
adam@1778	2149 applyWindow loc (EApp (e, sqlexp), loc) window
adam@1778	2150 end
adam@1778	2151 end)
adam@1776	2152 \| sqlagg LPAREN sqlexp RPAREN window (let
adam@1778	2153 val loc = s (sqlaggleft, RPARENright)
adam@1778	2154
adam@1776	2155 val e = (EVar (["Basis"], "sql_" ^ sqlagg, Infer), loc)
adam@1776	2156 in
adam@1776	2157 case window of
adam@1776	2158 NONE =>
adam@1776	2159 let
adam@1776	2160 val e = (EApp ((EVar (["Basis"], "sql_aggregate", Infer), loc),
adam@1776	2161 e), loc)
adam@1776	2162 in
adam@1776	2163 (EApp (e, sqlexp), loc)
adam@1776	2164 end
adam@1776	2165 \| SOME _ =>
adam@1776	2166 let
adam@1776	2167 val e = (EApp ((EVar (["Basis"], "sql_window_aggregate", Infer), loc),
adam@1776	2168 e), loc)
adam@1776	2169 in
adam@1778	2170 applyWindow loc (EApp (e, sqlexp), loc) window
adam@1776	2171 end
adam@1776	2172 end)
adam@1778	2173 \| RANK UNIT window (let
adam@1778	2174 val loc = s (RANKleft, windowright)
adam@1778	2175 in
adam@1778	2176 applyWindow loc (EVar (["Basis"], "sql_rank", Infer), loc) window
adam@1778	2177 end)
adam@1602	2178 \| COALESCE LPAREN sqlexp COMMA sqlexp RPAREN
adam@1602	2179 (let
adam@1602	2180 val loc = s (COALESCEright, sqlexp2right)
adam@1602	2181 val e = (EVar (["Basis"], "sql_coalesce", Infer), loc)
adam@1602	2182 val e = (EApp (e, sqlexp1), loc)
adam@1602	2183 in
adam@1602	2184 (EApp (e, sqlexp2), loc)
adam@1602	2185 end)
adamc@746	2186 \| fname LPAREN sqlexp RPAREN (let
adamc@746	2187 val loc = s (fnameleft, RPARENright)
adamc@746	2188
adamc@746	2189 val e = (EVar (["Basis"], "sql_ufunc", Infer), loc)
adamc@746	2190 val e = (EApp (e, fname), loc)
adamc@746	2191 in
adamc@746	2192 (EApp (e, sqlexp), loc)
adamc@746	2193 end)
adamc@1191	2194 \| LPAREN query RPAREN (let
adamc@1191	2195 val loc = s (LPARENleft, RPARENright)
adamc@1191	2196
adamc@1191	2197 val e = (EVar (["Basis"], "sql_subquery", Infer), loc)
adamc@1191	2198 in
adamc@1191	2199 (EApp (e, query), loc)
adamc@1191	2200 end)
adamc@746	2201
adam@1776	2202 window : (NONE)
adam@1777	2203 \| OVER LPAREN pbopt obopt RPAREN (SOME (pbopt, obopt))
adam@1777	2204
adam@1777	2205 pbopt : ((EVar (["Basis"], "sql_no_partition", Infer), dummy))
adam@1777	2206 \| PARTITION BY sqlexp (let
adam@1777	2207 val loc = s (PARTITIONleft, sqlexpright)
adam@1777	2208
adam@1777	2209 val e = (EVar (["Basis"], "sql_partition", Infer), loc)
adam@1777	2210 in
adam@1777	2211 (EApp (e, sqlexp), loc)
adam@1777	2212 end)
adam@1776	2213
adamc@746	2214 fname : SYMBOL (EVar (["Basis"], "sql_" ^ SYMBOL, Infer), s (SYMBOLleft, SYMBOLright))
adamc@746	2215 \| LBRACE eexp RBRACE (eexp)
adamc@235	2216
adamc@403	2217 wopt : (sql_inject (EVar (["Basis"], "True", Infer),
adamc@230	2218 dummy))
adamc@209	2219 \| CWHERE sqlexp (sqlexp)
adamc@226	2220
adamc@226	2221 groupi : tident DOT fident (GField (tident, fident))
adam@1425	2222 \| tident DOT LBRACE LBRACE cexp RBRACE RBRACE (GFields (tident, cexp))
adamc@226	2223
adamc@226	2224 groupis: groupi ([groupi])
adamc@226	2225 \| groupi COMMA groupis (groupi :: groupis)
adamc@226	2226
adamc@226	2227 gopt : (NONE)
adamc@226	2228 \| GROUP BY groupis (SOME groupis)
adamc@227	2229
adamc@403	2230 hopt : (sql_inject (EVar (["Basis"], "True", Infer),
adamc@230	2231 dummy))
adamc@227	2232 \| HAVING sqlexp (sqlexp)
adamc@230	2233
adamc@403	2234 obopt : (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), dummy),
adamc@234	2235 (CWild (KRecord (KType, dummy), dummy), dummy)),
adamc@230	2236 dummy)
adamc@230	2237 \| ORDER BY obexps (obexps)
adam@2093	2238 \| ORDER BY LBRACE LBRACE LBRACE eexp RBRACE RBRACE RBRACE (eexp)
adamc@230	2239
adamc@268	2240 obitem : sqlexp diropt (sqlexp, diropt)
adamc@268	2241
adamc@268	2242 obexps : obitem (let
adamc@268	2243 val loc = s (obitemleft, obitemright)
adamc@230	2244
adamc@403	2245 val e' = (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), loc),
adamc@234	2246 (CWild (KRecord (KType, loc), loc), loc)),
adamc@230	2247 loc)
adamc@403	2248 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons", Infer), loc),
adamc@268	2249 #1 obitem), loc)
adamc@268	2250 val e = (EApp (e, #2 obitem), loc)
adamc@230	2251 in
adamc@230	2252 (EApp (e, e'), loc)
adamc@230	2253 end)
adamc@268	2254 \| obitem COMMA obexps (let
adamc@268	2255 val loc = s (obitemleft, obexpsright)
adamc@230	2256
adamc@403	2257 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons", Infer), loc),
adamc@268	2258 #1 obitem), loc)
adamc@268	2259 val e = (EApp (e, #2 obitem), loc)
adamc@230	2260 in
adamc@230	2261 (EApp (e, obexps), loc)
adamc@230	2262 end)
adam@1682	2263 \| RANDOM popt (EVar (["Basis"], "sql_order_by_random", Infer), s (RANDOMleft, poptright))
adam@1682	2264
adam@1682	2265 popt : ()
adam@1682	2266 \| LPAREN RPAREN ()
adam@1684	2267 \| UNIT ()
adamc@231	2268
adamc@403	2269 diropt : (EVar (["Basis"], "sql_asc", Infer), dummy)
adamc@403	2270 \| ASC (EVar (["Basis"], "sql_asc", Infer), s (ASCleft, ASCright))
adamc@403	2271 \| DESC (EVar (["Basis"], "sql_desc", Infer), s (DESCleft, DESCright))
adam@1543	2272 \| LBRACE eexp RBRACE (eexp)
adamc@268	2273
adamc@403	2274 lopt : (EVar (["Basis"], "sql_no_limit", Infer), dummy)
adamc@403	2275 \| LIMIT ALL (EVar (["Basis"], "sql_no_limit", Infer), dummy)
adamc@231	2276 \| LIMIT sqlint (let
adamc@231	2277 val loc = s (LIMITleft, sqlintright)
adamc@231	2278 in
adamc@403	2279 (EApp ((EVar (["Basis"], "sql_limit", Infer), loc), sqlint), loc)
adamc@231	2280 end)
adamc@231	2281
adamc@403	2282 ofopt : (EVar (["Basis"], "sql_no_offset", Infer), dummy)
adamc@232	2283 \| OFFSET sqlint (let
adamc@232	2284 val loc = s (OFFSETleft, sqlintright)
adamc@232	2285 in
adamc@403	2286 (EApp ((EVar (["Basis"], "sql_offset", Infer), loc), sqlint), loc)
adamc@232	2287 end)
adamc@232	2288
adamc@231	2289 sqlint : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@231	2290 \| LBRACE eexp RBRACE (eexp)
adamc@236	2291
adamc@236	2292 sqlagg : AVG ("avg")
adamc@236	2293 \| SUM ("sum")
adamc@236	2294 \| MIN ("min")
adamc@236	2295 \| MAX ("max")
adam@2010	2296
adam@2010	2297 ffi_mode : SYMBOL (case SYMBOL of
adam@2010	2298 "effectful" => Effectful
adam@2010	2299 \| "benignEffectful" => BenignEffectful
adam@2010	2300 \| "clientOnly" => ClientOnly
adam@2010	2301 \| "serverOnly" => ServerOnly
adam@2010	2302 \| _ => (ErrorMsg.errorAt (s (SYMBOLleft, SYMBOLright)) "Invalid FFI mode"; Effectful))
adam@2010	2303 \| SYMBOL STRING (case SYMBOL of
adam@2010	2304 "jsFunc" => JsFunc STRING
adam@2010	2305 \| _ => (ErrorMsg.errorAt (s (SYMBOLleft, SYMBOLright)) "Invalid FFI mode"; Effectful))
adam@2010	2306
adam@2010	2307 ffi_modes : ([])
adam@2010	2308 \| ffi_mode ffi_modes (ffi_mode :: ffi_modes)

Mercurial > urweb

annotate src/urweb.grm @ 2106:18ef1db770f6