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annotate src/urweb.grm @ 2015:4a93f379c452

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Fix datetime construction (contributed by Patrick Hurst)
author Adam Chlipala <adam@chlipala.net>
date Sun, 18 May 2014 19:09:09 -0400
parents 403f0cc65b9c
children afeeabdcce77
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"
adamc@325 224 | _ => bt
adamc@325 225
adamc@709 226 datatype prop_kind = Delete | Update
adamc@709 227
adam@2008 228 datatype attr = Class of exp | DynClass of exp | Style of exp | DynStyle of exp | Normal of con * exp | Data of string * exp
adamc@721 229
adamc@822 230 fun patType loc (p : pat) =
adamc@822 231 case #1 p of
adamc@822 232 PAnnot (_, t) => t
adamc@822 233 | _ => (CWild (KType, loc), loc)
adamc@822 234
adamc@1265 235 fun tnamesOf (e, _) =
adamc@1265 236 case e of
adamc@1265 237 EApp (e1, e2) => tnamesOf e1 @ tnamesOf e2
adamc@1265 238 | ECApp (e, c as (CName _, _)) =>
adamc@1265 239 let
adamc@1265 240 fun isFt (e, _) =
adamc@1265 241 case e of
adamc@1265 242 EVar (["Basis"], "sql_from_table", _) => true
adamc@1265 243 | EVar ([], "sql_from_table", _) => true
adamc@1265 244 | ECApp (e, _) => isFt e
adamc@1265 245 | EApp (e, _) => isFt e
adamc@1265 246 | EDisjointApp e => isFt e
adamc@1265 247 | _ => false
adamc@1265 248 in
adamc@1265 249 (if isFt e then [c] else []) @ tnamesOf e
adamc@1265 250 end
adamc@1265 251 | ECApp (e, _) => tnamesOf e
adamc@1265 252 | EDisjointApp e => tnamesOf e
adamc@1265 253 | _ => []
adamc@1265 254
adam@1761 255 fun classOut (s, pos) =
adam@1761 256 let
adam@1761 257 val s = case s of
adam@1761 258 "table" => "tabl"
adam@1761 259 | _ => s
adam@1761 260 in
adam@1761 261 (EVar ([], String.translate (fn #"-" => "_" | ch => str ch) s, Infer), pos)
adam@1761 262 end
adam@1749 263
adam@1749 264 fun parseClass s pos =
adam@1749 265 case String.tokens Char.isSpace s of
adam@1749 266 [] => (EVar (["Basis"], "null", Infer), pos)
adam@1749 267 | class :: classes =>
adam@1749 268 foldl (fn (s, e) => (EApp ((EApp ((EVar (["Basis"], "classes", Infer), pos), e), pos), classOut (s, pos)), pos))
adam@1749 269 (classOut (class, pos)) classes
adam@1749 270
adam@1750 271 fun parseValue s pos =
adam@1750 272 if String.isPrefix "url(" s andalso String.isSuffix ")" s then
adam@1750 273 let
adam@1750 274 val s = String.substring (s, 4, size s - 5)
adam@1750 275
adam@1750 276 val s = if size s >= 2
adam@1750 277 andalso ((String.isPrefix "\"" s andalso String.isSuffix "\"" s)
adam@1750 278 orelse (String.isPrefix "'" s andalso String.isSuffix "'" s)) then
adam@1750 279 String.substring (s, 1, size s - 2)
adam@1750 280 else
adam@1750 281 s
adam@1750 282 in
adam@1750 283 (EApp ((EVar (["Basis"], "css_url", Infer), pos),
adam@1750 284 (EApp ((EVar (["Basis"], "bless", Infer), pos),
adam@1750 285 (EPrim (Prim.String s), pos)), pos)), pos)
adam@1750 286 end
adam@1750 287 else
adam@1750 288 (EApp ((EVar (["Basis"], "atom", Infer), pos),
adam@1750 289 (EPrim (Prim.String s), pos)), pos)
adam@1750 290
adam@1750 291 fun parseProperty s pos =
adam@1750 292 let
adam@1750 293 val (befor, after) = Substring.splitl (fn ch => ch <> #":") (Substring.full s)
adam@1750 294 in
adam@1750 295 if Substring.isEmpty after then
adam@1750 296 (ErrorMsg.errorAt pos ("Invalid CSS property syntax: " ^ s);
adam@1750 297 (EPrim (Prim.String ""), pos))
adam@1750 298 else
adam@1750 299 foldl (fn (value, e) => (EApp ((EApp ((EVar (["Basis"], "value", Infer), pos), e), pos), parseValue value pos), pos))
adam@1750 300 (EApp ((EVar (["Basis"], "property", Infer), pos),
adam@1750 301 (EPrim (Prim.String (Substring.string (#2 (Substring.splitl Char.isSpace befor)))), pos)), pos)
adam@1750 302 (String.tokens Char.isSpace (Substring.string (Substring.slice (after, 1, NONE))))
adam@1750 303 end
adam@1750 304
adam@1750 305 fun parseStyle s pos =
adam@1750 306 case String.tokens (fn ch => ch = #";") s of
adam@1750 307 [] => (EVar (["Basis"], "noStyle", Infer), pos)
adam@1750 308 | props =>
adam@1750 309 foldl (fn (s, e) => (EApp ((EApp ((EVar (["Basis"], "oneProperty", Infer), pos), e), pos), parseProperty s pos), pos))
adam@1750 310 (EVar (["Basis"], "noStyle", Infer), pos) props
adam@1750 311
adam@1777 312 fun applyWindow loc e window =
adam@1777 313 let
adam@1777 314 val (pb, ob) = getOpt (window, ((EVar (["Basis"], "sql_no_partition", Infer), dummy),
adam@1777 315 (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), dummy),
adam@1777 316 (CWild (KRecord (KType, dummy), dummy), dummy)),
adam@1777 317 dummy)))
adam@1778 318 val e' = (EVar (["Basis"], "sql_window_function", Infer), loc)
adam@1777 319 val e' = (EApp (e', e), loc)
adam@1777 320 val e' = (EApp (e', pb), loc)
adam@1777 321 in
adam@1777 322 (EApp (e', ob), loc)
adam@1777 323 end
adam@1777 324
adam@2009 325 fun patternOut (e : exp) =
adam@2009 326 case #1 e of
adam@2009 327 EWild => (PWild, #2 e)
adam@2009 328 | EVar ([], x, Infer) =>
adam@2009 329 if Char.isUpper (String.sub (x, 0)) then
adam@2009 330 (PCon ([], x, NONE), #2 e)
adam@2009 331 else
adam@2009 332 (PVar x, #2 e)
adam@2009 333 | EVar (xs, x, Infer) =>
adam@2009 334 if Char.isUpper (String.sub (x, 0)) then
adam@2009 335 (PCon (xs, x, NONE), #2 e)
adam@2009 336 else
adam@2009 337 (ErrorMsg.errorAt (#2 e) "Badly capitalized constructor name in pattern";
adam@2009 338 (PWild, #2 e))
adam@2009 339 | EPrim p => (PPrim p, #2 e)
adam@2009 340 | EApp ((EVar (xs, x, Infer), _), e') =>
adam@2009 341 (PCon (xs, x, SOME (patternOut e')), #2 e)
adam@2009 342 | ERecord (xes, flex) =>
adam@2009 343 (PRecord (map (fn (x, e') =>
adam@2009 344 let
adam@2009 345 val x =
adam@2009 346 case #1 x of
adam@2009 347 CName x => x
adam@2009 348 | _ => (ErrorMsg.errorAt (#2 e) "Field name not constant in pattern";
adam@2009 349 "")
adam@2009 350 in
adam@2009 351 (x, patternOut e')
adam@2009 352 end) xes, flex), #2 e)
adam@2009 353 | EAnnot (e', t) =>
adam@2009 354 (PAnnot (patternOut e', t), #2 e)
adam@2009 355 | _ => (ErrorMsg.errorAt (#2 e) "This is an expression but not a pattern.";
adam@2009 356 (PWild, #2 e))
adam@2009 357
adamc@1 358 %%
adamc@244 359 %header (functor UrwebLrValsFn(structure Token : TOKEN))
adamc@1 360
adamc@1 361 %term
adamc@1 362 EOF
adamc@821 363 | STRING of string | INT of Int64.int | FLOAT of Real64.real | CHAR of char
adamc@1 364 | SYMBOL of string | CSYMBOL of string
adamc@1 365 | LPAREN | RPAREN | LBRACK | RBRACK | LBRACE | RBRACE
adam@1306 366 | EQ | COMMA | COLON | DCOLON | DCOLONWILD | TCOLON | TCOLONWILD | DOT | HASH | UNDER | UNDERUNDER | BAR
adamc@403 367 | PLUS | MINUS | DIVIDE | DOTDOTDOT | MOD | AT
adam@2010 368 | CON | LTYPE | VAL | REC | AND | FUN | MAP | UNIT | KUNIT | CLASS | FFI
adamc@156 369 | DATATYPE | OF
adamc@7 370 | TYPE | NAME
adamc@629 371 | ARROW | LARROW | DARROW | STAR | SEMI | KARROW | DKARROW | BANG
adamc@674 372 | FN | PLUSPLUS | MINUSMINUS | MINUSMINUSMINUS | DOLLAR | TWIDDLE | CARET
adamc@446 373 | LET | IN
adam@1732 374 | STRUCTURE | SIGNATURE | STRUCT | SIG | END | FUNCTOR | WHERE | SQL | SELECT1
adamc@754 375 | INCLUDE | OPEN | CONSTRAINT | CONSTRAINTS | EXPORT | TABLE | SEQUENCE | VIEW
adamc@1199 376 | COOKIE | STYLE | TASK | POLICY
adamc@842 377 | CASE | IF | THEN | ELSE | ANDALSO | ORELSE
adamc@1 378
adamc@360 379 | XML_BEGIN of string | XML_END | XML_BEGIN_END of string
adamc@91 380 | NOTAGS of string
adamc@91 381 | BEGIN_TAG of string | END_TAG of string
adamc@91 382
adamc@993 383 | SELECT | DISTINCT | FROM | AS | CWHERE | GROUP | ORDER | BY | HAVING
adamc@229 384 | UNION | INTERSECT | EXCEPT
adamc@232 385 | LIMIT | OFFSET | ALL
adamc@220 386 | TRUE | FALSE | CAND | OR | NOT
adam@1778 387 | COUNT | AVG | SUM | MIN | MAX | RANK | PARTITION | OVER
adam@1682 388 | ASC | DESC | RANDOM
kkallio@1607 389 | INSERT | INTO | VALUES | UPDATE | SET | DELETE | NULL | IS | COALESCE | LIKE
adamc@441 390 | CURRENT_TIMESTAMP
adamc@219 391 | NE | LT | LE | GT | GE
adamc@714 392 | CCONSTRAINT | UNIQUE | CHECK | PRIMARY | FOREIGN | KEY | ON | NO | ACTION | RESTRICT | CASCADE | REFERENCES
adamc@751 393 | JOIN | INNER | CROSS | OUTER | LEFT | RIGHT | FULL
kkallio@1572 394 | CIF | CTHEN | CELSE
adamc@204 395
adamc@30 396 %nonterm
adamc@1 397 file of decl list
adamc@1 398 | decls of decl list
adamc@325 399 | decl of decl list
adamc@123 400 | vali of string * con option * exp
adamc@123 401 | valis of (string * con option * exp) list
adamc@242 402 | copt of con option
adamc@1 403
adamc@191 404 | dargs of string list
adamc@156 405 | barOpt of unit
adamc@156 406 | dcons of (string * con option) list
adamc@805 407 | dtype of string * string list * (string * con option) list
adamc@805 408 | dtypes of (string * string list * (string * con option) list) list
adamc@156 409 | dcon of string * con option
adamc@156 410
adamc@707 411 | pkopt of exp
adam@1722 412 | pk of exp
adamc@707 413 | commaOpt of unit
adamc@707 414
adamc@704 415 | cst of exp
adamc@704 416 | csts of exp
adamc@704 417 | cstopt of exp
adamc@704 418
adamc@1001 419 | ckl of (string * kind option) list
adamc@1001 420
adamc@709 421 | pmode of prop_kind * exp
adamc@709 422 | pkind of prop_kind
adamc@709 423 | prule of exp
adamc@709 424 | pmodes of (prop_kind * exp) list
adamc@709 425
adamc@30 426 | sgn of sgn
adamc@42 427 | sgntm of sgn
adamc@30 428 | sgi of sgn_item
adamc@30 429 | sgis of sgn_item list
adamc@30 430
adamc@30 431 | str of str
adamc@30 432
adamc@1 433 | kind of kind
adamc@207 434 | ktuple of kind list
adamc@1 435 | kcolon of explicitness
adamc@240 436 | kopt of kind option
adamc@1 437
adamc@34 438 | path of string list * string
adamc@156 439 | cpath of string list * string
adamc@34 440 | spath of str
adamc@59 441 | mpath of string list
adamc@34 442
adamc@1 443 | cexp of con
adam@1577 444 | cexpO of con option
adamc@1 445 | capps of con
adamc@1 446 | cterm of con
adamc@195 447 | ctuple of con list
adamc@207 448 | ctuplev of con list
adamc@1 449 | ident of con
adamc@200 450 | idents of con list
adamc@1 451 | rcon of (con * con) list
adamc@83 452 | rconn of (con * con) list
adamc@1 453 | rcone of (con * con) list
adamc@239 454 | cargs of con * kind -> con * kind
adamc@239 455 | cargl of con * kind -> con * kind
adamc@240 456 | cargl2 of con * kind -> con * kind
adamc@239 457 | carg of con * kind -> con * kind
adamc@239 458 | cargp of con * kind -> con * kind
adamc@1 459
adamc@8 460 | eexp of exp
adamc@8 461 | eapps of exp
adamc@8 462 | eterm of exp
adamc@195 463 | etuple of exp list
adam@2009 464 | rexp of (con * exp) list * bool
adamc@91 465 | xml of exp
adamc@91 466 | xmlOne of exp
adamc@1045 467 | xmlOpt of exp
adam@1643 468 | tag of (string * exp) * exp option * exp option * exp
adamc@141 469 | tagHead of string * exp
adam@2009 470 | bind of pat * con option * exp
adamc@446 471 | edecl of edecl
adamc@446 472 | edecls of edecl list
adamc@8 473
adamc@241 474 | earg of exp * con -> exp * con
adamc@241 475 | eargp of exp * con -> exp * con
adamc@822 476 | earga of exp * con -> exp * con
adamc@241 477 | eargs of exp * con -> exp * con
adamc@241 478 | eargl of exp * con -> exp * con
adamc@242 479 | eargl2 of exp * con -> exp * con
adamc@241 480
adamc@170 481 | branch of pat * exp
adamc@170 482 | branchs of (pat * exp) list
adamc@170 483 | pat of pat
adamc@822 484 | patS of pat
adamc@170 485 | pterm of pat
adamc@174 486 | rpat of (string * pat) list * bool
adamc@195 487 | ptuple of pat list
adamc@170 488
adam@2008 489 | attrs of exp option * exp option * exp option * exp option * (string * exp) list * (con * exp) list
adamc@721 490 | attr of attr
adamc@104 491 | attrv of exp
adamc@104 492
adamc@204 493 | query of exp
adamc@226 494 | query1 of exp
adamc@993 495 | dopt of exp
adamc@748 496 | tables of con list * exp
adamc@749 497 | fitem of con list * exp
adamc@204 498 | tname of con
adamc@705 499 | tnameW of con * con
adamc@705 500 | tnames of (con * con) * (con * con) list
adamc@705 501 | tnames' of (con * con) * (con * con) list
adamc@204 502 | table of con * exp
adamc@748 503 | table' of con * exp
adamc@207 504 | tident of con
adamc@207 505 | fident of con
adamc@207 506 | seli of select_item
adamc@207 507 | selis of select_item list
adamc@207 508 | select of select
adamc@209 509 | sqlexp of exp
adam@1777 510 | window of (exp * exp) option
adam@1777 511 | pbopt of exp
adamc@209 512 | wopt of exp
adamc@226 513 | groupi of group_item
adamc@226 514 | groupis of group_item list
adamc@226 515 | gopt of group_item list option
adamc@227 516 | hopt of exp
adamc@230 517 | obopt of exp
adamc@268 518 | obitem of exp * exp
adamc@230 519 | obexps of exp
adam@1682 520 | popt of unit
adamc@268 521 | diropt of exp
adamc@231 522 | lopt of exp
adamc@232 523 | ofopt of exp
adamc@231 524 | sqlint of exp
adamc@236 525 | sqlagg of string
adamc@746 526 | fname of exp
adamc@207 527
adamc@302 528 | texp of exp
adamc@302 529 | fields of con list
adamc@302 530 | sqlexps of exp list
adamc@303 531 | fsets of (con * exp) list
adamc@310 532 | enterDml of unit
adamc@310 533 | leaveDml of unit
adamc@302 534
adam@2010 535 | ffi_mode of ffi_mode
adam@2010 536 | ffi_modes of ffi_mode list
adam@2010 537
adamc@204 538
adamc@1 539 %verbose (* print summary of errors *)
adamc@1 540 %pos int (* positions *)
adamc@1 541 %start file
adamc@1 542 %pure
adamc@1 543 %eop EOF
adamc@1 544 %noshift EOF
adamc@1 545
adamc@244 546 %name Urweb
adamc@1 547
adamc@623 548 %right KARROW
adamc@623 549 %nonassoc DKARROW
adamc@243 550 %right SEMI
adamc@243 551 %nonassoc LARROW
adamc@195 552 %nonassoc IF THEN ELSE
adamc@843 553 %nonassoc DARROW
adamc@842 554 %left ANDALSO
adamc@842 555 %left ORELSE
adamc@1 556 %nonassoc COLON
adam@1306 557 %nonassoc DCOLON TCOLON DCOLONWILD TCOLONWILD
adam@1427 558 %left UNION INTERSECT EXCEPT ALL
adamc@1 559 %right COMMA
adamc@751 560 %right JOIN INNER CROSS OUTER LEFT RIGHT FULL
adamc@220 561 %right OR
adamc@220 562 %right CAND
adamc@470 563 %nonassoc EQ NE LT LE GT GE IS
adamc@243 564 %right ARROW
adamc@837 565 %right CARET PLUSPLUS
adamc@837 566 %left MINUSMINUS MINUSMINUSMINUS
adamc@389 567 %left PLUS MINUS
adamc@389 568 %left STAR DIVIDE MOD
adamc@220 569 %left NOT
adamc@84 570 %nonassoc TWIDDLE
adamc@1 571 %nonassoc DOLLAR
adamc@1 572 %left DOT
adamc@221 573 %nonassoc LBRACE RBRACE
adamc@1 574
adamc@1 575 %%
adamc@1 576
adamc@1 577 file : decls (decls)
adamc@54 578 | SIG sgis ([(DSgn ("?", (SgnConst sgis, s (SIGleft, sgisright))),
adamc@54 579 s (SIGleft, sgisright))])
adamc@1 580
adamc@1 581 decls : ([])
adamc@325 582 | decl decls (decl @ decls)
adamc@1 583
adamc@240 584 decl : CON SYMBOL cargl2 kopt EQ cexp (let
adamc@240 585 val loc = s (CONleft, cexpright)
adamc@240 586
adamc@240 587 val k = Option.getOpt (kopt, (KWild, loc))
adamc@240 588 val (c, k) = cargl2 (cexp, k)
adamc@240 589 in
adamc@325 590 [(DCon (SYMBOL, SOME k, c), loc)]
adamc@240 591 end)
adam@1654 592 | LTYPE SYMBOL cargl2 EQ cexp (let
adam@1654 593 val loc = s (LTYPEleft, cexpright)
adam@1654 594
adam@1654 595 val k = (KWild, loc)
adam@1654 596 val (c, k) = cargl2 (cexp, k)
adam@1654 597 in
adam@1654 598 [(DCon (SYMBOL, SOME k, c), loc)]
adam@1654 599 end)
adamc@805 600 | DATATYPE dtypes ([(DDatatype dtypes, s (DATATYPEleft, dtypesright))])
adamc@191 601 | DATATYPE SYMBOL dargs EQ DATATYPE CSYMBOL DOT path
adamc@191 602 (case dargs of
adamc@325 603 [] => [(DDatatypeImp (SYMBOL, CSYMBOL :: #1 path, #2 path), s (DATATYPEleft, pathright))]
adamc@191 604 | _ => raise Fail "Arguments specified for imported datatype")
adamc@325 605 | VAL vali ([(DVal vali, s (VALleft, valiright))])
adamc@325 606 | VAL REC valis ([(DValRec valis, s (VALleft, valisright))])
adamc@325 607 | FUN valis ([(DValRec valis, s (FUNleft, valisright))])
adamc@1 608
adamc@325 609 | SIGNATURE CSYMBOL EQ sgn ([(DSgn (CSYMBOL, sgn), s (SIGNATUREleft, sgnright))])
adam@1868 610 | STRUCTURE CSYMBOL EQ str ([(DStr (CSYMBOL, NONE, NONE, str, false), s (STRUCTUREleft, strright))])
adam@1868 611 | STRUCTURE CSYMBOL COLON sgn EQ str ([(DStr (CSYMBOL, SOME sgn, NONE, str, false), s (STRUCTUREleft, strright))])
adamc@42 612 | FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN EQ str
adam@1732 613 ([(DStr (CSYMBOL1, NONE, NONE,
adam@1868 614 (StrFun (CSYMBOL2, sgn1, NONE, str), s (FUNCTORleft, strright)), false),
adamc@325 615 s (FUNCTORleft, strright))])
adamc@42 616 | FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN COLON sgn EQ str
adam@1732 617 ([(DStr (CSYMBOL1, NONE, NONE,
adam@1868 618 (StrFun (CSYMBOL2, sgn1, SOME sgn2, str), s (FUNCTORleft, strright)), false),
adamc@325 619 s (FUNCTORleft, strright))])
adamc@61 620 | OPEN mpath (case mpath of
adamc@61 621 [] => raise Fail "Impossible mpath parse [1]"
adamc@325 622 | m :: ms => [(DOpen (m, ms), s (OPENleft, mpathright))])
adamc@325 623 | OPEN mpath LPAREN str RPAREN (let
adamc@325 624 val loc = s (OPENleft, RPARENright)
adamc@325 625
adamc@325 626 val m = case mpath of
adamc@325 627 [] => raise Fail "Impossible mpath parse [4]"
adamc@325 628 | m :: ms =>
adamc@325 629 foldl (fn (m, str) => (StrProj (str, m), loc))
adamc@325 630 (StrVar m, loc) ms
adamc@325 631 in
adam@1868 632 [(DStr ("anon", NONE, NONE, (StrApp (m, str), loc), false), loc),
adamc@325 633 (DOpen ("anon", []), loc)]
adamc@325 634 end)
adamc@88 635 | OPEN CONSTRAINTS mpath (case mpath of
adamc@88 636 [] => raise Fail "Impossible mpath parse [3]"
adamc@325 637 | m :: ms => [(DOpenConstraints (m, ms), s (OPENleft, mpathright))])
adamc@325 638 | CONSTRAINT cterm TWIDDLE cterm ([(DConstraint (cterm1, cterm2), s (CONSTRAINTleft, ctermright))])
adamc@325 639 | EXPORT spath ([(DExport spath, s (EXPORTleft, spathright))])
adamc@707 640 | TABLE SYMBOL COLON cterm pkopt commaOpt cstopt([(DTable (SYMBOL, entable cterm, pkopt, cstopt),
adamc@707 641 s (TABLEleft, cstoptright))])
adamc@338 642 | SEQUENCE SYMBOL ([(DSequence SYMBOL, s (SEQUENCEleft, SYMBOLright))])
adamc@754 643 | VIEW SYMBOL EQ query ([(DView (SYMBOL, query),
adamc@754 644 s (VIEWleft, queryright))])
adamc@754 645 | VIEW SYMBOL EQ LBRACE eexp RBRACE ([(DView (SYMBOL, eexp),
adamc@754 646 s (VIEWleft, RBRACEright))])
adamc@459 647 | COOKIE SYMBOL COLON cexp ([(DCookie (SYMBOL, cexp), s (COOKIEleft, cexpright))])
adamc@720 648 | STYLE SYMBOL ([(DStyle SYMBOL, s (STYLEleft, SYMBOLright))])
adamc@1075 649 | TASK eapps EQ eexp ([(DTask (eapps, eexp), s (TASKleft, eexpright))])
adamc@1199 650 | POLICY eexp ([(DPolicy eexp, s (POLICYleft, eexpright))])
adam@2010 651 | FFI SYMBOL ffi_modes COLON cexp([(DFfi (SYMBOL, ffi_modes, cexp), s (FFIleft, cexpright))])
adamc@30 652
adamc@805 653 dtype : SYMBOL dargs EQ barOpt dcons (SYMBOL, dargs, dcons)
adamc@805 654
adamc@805 655 dtypes : dtype ([dtype])
adamc@805 656 | dtype AND dtypes (dtype :: dtypes)
adamc@805 657
adamc@240 658 kopt : (NONE)
adamc@240 659 | DCOLON kind (SOME kind)
adam@1302 660 | DCOLONWILD (SOME (KWild, s (DCOLONWILDleft, DCOLONWILDright)))
adamc@240 661
adamc@191 662 dargs : ([])
adamc@191 663 | SYMBOL dargs (SYMBOL :: dargs)
adamc@191 664
adamc@156 665 barOpt : ()
adamc@156 666 | BAR ()
adamc@156 667
adamc@156 668 dcons : dcon ([dcon])
adamc@156 669 | dcon BAR dcons (dcon :: dcons)
adamc@156 670
adamc@156 671 dcon : CSYMBOL (CSYMBOL, NONE)
adamc@156 672 | CSYMBOL OF cexp (CSYMBOL, SOME cexp)
adamc@156 673
adamc@242 674 vali : SYMBOL eargl2 copt EQ eexp (let
adamc@242 675 val loc = s (SYMBOLleft, eexpright)
adamc@242 676 val t = Option.getOpt (copt, (CWild (KType, loc), loc))
adamc@242 677
adamc@242 678 val (e, t) = eargl2 (eexp, t)
adamc@242 679 in
adamc@242 680 (SYMBOL, SOME t, e)
adamc@242 681 end)
adamc@242 682
adamc@242 683 copt : (NONE)
adamc@242 684 | COLON cexp (SOME cexp)
adamc@123 685
adamc@704 686 cstopt : (EVar (["Basis"], "no_constraint", Infer), dummy)
adamc@704 687 | csts (csts)
adamc@704 688
adamc@704 689 csts : CCONSTRAINT tname cst (let
adamc@704 690 val loc = s (CCONSTRAINTleft, cstright)
adamc@704 691
adamc@704 692 val e = (EVar (["Basis"], "one_constraint", Infer), loc)
adamc@704 693 val e = (ECApp (e, tname), loc)
adamc@704 694 in
adamc@704 695 (EApp (e, cst), loc)
adamc@704 696 end)
adamc@704 697 | csts COMMA csts (let
adamc@704 698 val loc = s (csts1left, csts2right)
adamc@704 699
adamc@704 700 val e = (EVar (["Basis"], "join_constraints", Infer), loc)
adamc@704 701 val e = (EApp (e, csts1), loc)
adamc@704 702 in
adamc@704 703 (EApp (e, csts2), loc)
adamc@704 704 end)
adamc@704 705 | LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adamc@704 706
adamc@704 707 cst : UNIQUE tnames (let
adamc@704 708 val loc = s (UNIQUEleft, tnamesright)
adamc@704 709
adamc@704 710 val e = (EVar (["Basis"], "unique", Infer), loc)
adamc@705 711 val e = (ECApp (e, #1 (#1 tnames)), loc)
adamc@705 712 val e = (ECApp (e, (CRecord (#2 tnames), loc)), loc)
adamc@704 713 in
adamc@1093 714 e
adamc@704 715 end)
adamc@709 716
adamc@714 717 | CHECK sqlexp (let
adamc@714 718 val loc = s (CHECKleft, sqlexpright)
adamc@714 719 in
adamc@714 720 (EApp ((EVar (["Basis"], "check", Infer), loc),
adamc@714 721 sqlexp), loc)
adamc@714 722 end)
adamc@714 723
adamc@709 724 | FOREIGN KEY tnames REFERENCES texp LPAREN tnames' RPAREN pmodes
adamc@709 725 (let
adamc@709 726 val loc = s (FOREIGNleft, pmodesright)
adamc@709 727
adamc@709 728 val mat = ListPair.foldrEq
adamc@709 729 (fn ((nm1, _), (nm2, _), mat) =>
adamc@709 730 let
adamc@709 731 val e = (EVar (["Basis"], "mat_cons", Infer), loc)
adamc@709 732 val e = (ECApp (e, nm1), loc)
adamc@709 733 val e = (ECApp (e, nm2), loc)
adamc@709 734 in
adamc@709 735 (EApp (e, mat), loc)
adamc@709 736 end)
adamc@709 737 (EVar (["Basis"], "mat_nil", Infer), loc)
adamc@709 738 (#1 tnames :: #2 tnames, #1 tnames' :: #2 tnames')
adam@1401 739 handle ListPair.UnequalLengths =>
adam@1401 740 (ErrorMsg.errorAt loc ("Unequal foreign key list lengths ("
adam@1401 741 ^ Int.toString (1 + length (#2 tnames))
adam@1401 742 ^ " vs. "
adam@1401 743 ^ Int.toString (1 + length (#2 tnames'))
adam@1401 744 ^ ")");
adam@1401 745 (EVar (["Basis"], "mat_nil", Infer), loc))
adamc@709 746
adamc@709 747 fun findMode mode =
adamc@709 748 let
adamc@709 749 fun findMode' pmodes =
adamc@709 750 case pmodes of
adamc@709 751 [] => (EVar (["Basis"], "no_action", Infer), loc)
adamc@709 752 | (mode', rule) :: pmodes' =>
adamc@709 753 if mode' = mode then
adamc@709 754 (if List.exists (fn (mode', _) => mode' = mode)
adamc@709 755 pmodes' then
adamc@709 756 ErrorMsg.errorAt loc "Duplicate propagation rule"
adamc@709 757 else
adamc@709 758 ();
adamc@709 759 rule)
adamc@709 760 else
adamc@709 761 findMode' pmodes'
adamc@709 762 in
adamc@709 763 findMode' pmodes
adamc@709 764 end
adamc@709 765
adamc@709 766 val e = (EVar (["Basis"], "foreign_key", Infer), loc)
adamc@709 767 val e = (EApp (e, mat), loc)
adamc@709 768 val e = (EApp (e, texp), loc)
adamc@709 769 in
adam@2009 770 (EApp (e, (ERecord ([((CName "OnDelete", loc),
adam@2009 771 findMode Delete),
adam@2009 772 ((CName "OnUpdate", loc),
adam@2009 773 findMode Update)], false), loc)), loc)
adamc@709 774 end)
adamc@709 775
adamc@704 776 | LBRACE eexp RBRACE (eexp)
adamc@704 777
adamc@704 778 tnameW : tname (let
adamc@704 779 val loc = s (tnameleft, tnameright)
adamc@704 780 in
adamc@704 781 (tname, (CWild (KType, loc), loc))
adamc@704 782 end)
adamc@704 783
adamc@705 784 tnames : tnameW (tnameW, [])
adamc@705 785 | LPAREN tnames' RPAREN (tnames')
adamc@704 786
adamc@705 787 tnames': tnameW (tnameW, [])
adamc@705 788 | tnameW COMMA tnames' (#1 tnames', tnameW :: #2 tnames')
adamc@704 789
adamc@709 790 pmode : ON pkind prule (pkind, prule)
adamc@709 791
adamc@709 792 pkind : DELETE (Delete)
adamc@709 793 | UPDATE (Update)
adamc@709 794
adamc@709 795 prule : NO ACTION (EVar (["Basis"], "no_action", Infer), s (NOleft, ACTIONright))
adamc@709 796 | RESTRICT (EVar (["Basis"], "restrict", Infer), s (RESTRICTleft, RESTRICTright))
adamc@709 797 | CASCADE (EVar (["Basis"], "cascade", Infer), s (CASCADEleft, CASCADEright))
adamc@709 798 | SET NULL (EVar (["Basis"], "set_null", Infer), s (SETleft, NULLright))
adamc@709 799
adamc@709 800 pmodes : ([])
adamc@709 801 | pmode pmodes (pmode :: pmodes)
adamc@709 802
adamc@707 803 commaOpt: ()
adamc@707 804 | COMMA ()
adamc@707 805
adam@1722 806 pk : LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adam@1722 807 | tnames (let
adam@1722 808 val loc = s (tnamesleft, tnamesright)
adamc@707 809
adamc@1093 810 val e = (EVar (["Basis"], "primary_key", TypesOnly), loc)
adamc@707 811 val e = (ECApp (e, #1 (#1 tnames)), loc)
adamc@707 812 val e = (ECApp (e, (CRecord (#2 tnames), loc)), loc)
adamc@707 813 val e = (EDisjointApp e, loc)
adamc@707 814 val e = (EDisjointApp e, loc)
adamc@707 815
adamc@707 816 val witness = map (fn (c, _) =>
adamc@707 817 (c, (EWild, loc)))
adamc@707 818 (#1 tnames :: #2 tnames)
adam@2009 819 val witness = (ERecord (witness, false), loc)
adamc@707 820 in
adamc@707 821 (EApp (e, witness), loc)
adamc@707 822 end)
adamc@707 823
adam@1722 824 pkopt : (EVar (["Basis"], "no_primary_key", Infer), dummy)
adam@1722 825 | PRIMARY KEY pk (pk)
adam@1722 826
adamc@123 827 valis : vali ([vali])
adamc@123 828 | vali AND valis (vali :: valis)
adamc@123 829
adamc@42 830 sgn : sgntm (sgntm)
adamc@40 831 | FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@40 832 (SgnFun (CSYMBOL, sgn1, sgn2), s (FUNCTORleft, sgn2right))
adamc@30 833
adamc@42 834 sgntm : SIG sgis END (SgnConst sgis, s (SIGleft, ENDright))
adamc@59 835 | mpath (case mpath of
adamc@61 836 [] => raise Fail "Impossible mpath parse [2]"
adamc@59 837 | [x] => SgnVar x
adamc@59 838 | m :: ms => SgnProj (m,
adamc@59 839 List.take (ms, length ms - 1),
adamc@59 840 List.nth (ms, length ms - 1)),
adamc@59 841 s (mpathleft, mpathright))
adam@1864 842 | sgntm WHERE CON path EQ cexp (SgnWhere (sgntm, #1 path, #2 path, cexp), s (sgntmleft, cexpright))
adam@1864 843 | sgntm WHERE LTYPE path EQ cexp (SgnWhere (sgntm, #1 path, #2 path, cexp), s (sgntmleft, cexpright))
adamc@42 844 | LPAREN sgn RPAREN (sgn)
adamc@42 845
adam@1577 846 cexpO : (NONE)
adam@1577 847 | EQ cexp (SOME cexp)
adam@1577 848
adam@1577 849 sgi : LTYPE SYMBOL ((SgiConAbs (SYMBOL, (KType, s (LTYPEleft, SYMBOLright))),
adamc@706 850 s (LTYPEleft, SYMBOLright)))
adam@1577 851 | CON SYMBOL cargl2 kopt cexpO (let
adam@1577 852 val loc = s (CONleft, cexpOright)
adam@1574 853
adam@1574 854 val k = Option.getOpt (kopt, (KWild, loc))
adam@1574 855 in
adam@1577 856 case cexpO of
adam@1577 857 NONE => (SgiConAbs (SYMBOL, k), loc)
adam@1577 858 | SOME cexp =>
adam@1577 859 let
adam@1577 860 val (c, k) = cargl2 (cexp, k)
adam@1577 861 in
adam@1577 862 (SgiCon (SYMBOL, SOME k, c), loc)
adam@1577 863 end
adam@1574 864 end)
adam@1654 865 | LTYPE SYMBOL cargl2 cexpO (let
adam@1654 866 val loc = s (LTYPEleft, cexpOright)
adam@1654 867
adam@1654 868 val k = (KWild, loc)
adam@1654 869 in
adam@1654 870 case cexpO of
adam@1654 871 NONE => (SgiConAbs (SYMBOL, k), loc)
adam@1654 872 | SOME cexp =>
adam@1654 873 let
adam@1654 874 val (c, k) = cargl2 (cexp, k)
adam@1654 875 in
adam@1654 876 (SgiCon (SYMBOL, SOME k, c), loc)
adam@1654 877 end
adam@1654 878 end)
adamc@805 879 | DATATYPE dtypes ((SgiDatatype dtypes, s (DATATYPEleft, dtypesright)))
adamc@191 880 | DATATYPE SYMBOL dargs EQ DATATYPE CSYMBOL DOT path
adamc@191 881 (case dargs of
adamc@191 882 [] => (SgiDatatypeImp (SYMBOL, CSYMBOL :: #1 path, #2 path), s (DATATYPEleft, pathright))
adamc@191 883 | _ => raise Fail "Arguments specified for imported datatype")
adamc@706 884 | VAL SYMBOL COLON cexp ((SgiVal (SYMBOL, cexp), s (VALleft, cexpright)))
adamc@30 885
adamc@706 886 | STRUCTURE CSYMBOL COLON sgn ((SgiStr (CSYMBOL, sgn), s (STRUCTUREleft, sgnright)))
adamc@706 887 | SIGNATURE CSYMBOL EQ sgn ((SgiSgn (CSYMBOL, sgn), s (SIGNATUREleft, sgnright)))
adamc@42 888 | FUNCTOR CSYMBOL LPAREN CSYMBOL COLON sgn RPAREN COLON sgn
adamc@706 889 ((SgiStr (CSYMBOL1,
adamc@706 890 (SgnFun (CSYMBOL2, sgn1, sgn2), s (FUNCTORleft, sgn2right))),
adamc@706 891 s (FUNCTORleft, sgn2right)))
adamc@706 892 | INCLUDE sgn ((SgiInclude sgn, s (INCLUDEleft, sgnright)))
adamc@706 893 | CONSTRAINT cterm TWIDDLE cterm ((SgiConstraint (cterm1, cterm2), s (CONSTRAINTleft, ctermright)))
adamc@707 894 | TABLE SYMBOL COLON cterm pkopt commaOpt cstopt (let
adamc@707 895 val loc = s (TABLEleft, ctermright)
adamc@707 896 in
adamc@707 897 (SgiTable (SYMBOL, entable cterm, pkopt, cstopt), loc)
adamc@707 898 end)
adamc@460 899 | SEQUENCE SYMBOL (let
adamc@460 900 val loc = s (SEQUENCEleft, SYMBOLright)
adamc@460 901 val t = (CVar (["Basis"], "sql_sequence"), loc)
adamc@460 902 in
adamc@460 903 (SgiVal (SYMBOL, t), loc)
adamc@460 904 end)
adamc@754 905 | VIEW SYMBOL COLON cexp (let
adamc@754 906 val loc = s (VIEWleft, cexpright)
adamc@754 907 val t = (CVar (["Basis"], "sql_view"), loc)
adamc@1076 908 val t = (CApp (t, entable cexp), loc)
adamc@754 909 in
adamc@754 910 (SgiVal (SYMBOL, t), loc)
adamc@754 911 end)
adamc@563 912 | CLASS SYMBOL (let
adamc@563 913 val loc = s (CLASSleft, SYMBOLright)
adamc@711 914 val k = (KArrow ((KType, loc), (KType, loc)), loc)
adamc@563 915 in
adamc@711 916 (SgiClassAbs (SYMBOL, k), loc)
adamc@563 917 end)
adamc@563 918 | CLASS SYMBOL DCOLON kind (let
adamc@563 919 val loc = s (CLASSleft, kindright)
adamc@563 920 in
adamc@563 921 (SgiClassAbs (SYMBOL, kind), loc)
adamc@563 922 end)
adamc@563 923 | CLASS SYMBOL EQ cexp (let
adamc@563 924 val loc = s (CLASSleft, cexpright)
adamc@563 925 in
adamc@563 926 (SgiClass (SYMBOL, (KWild, loc), cexp), loc)
adamc@563 927 end)
adamc@563 928 | CLASS SYMBOL DCOLON kind EQ cexp (let
adamc@563 929 val loc = s (CLASSleft, cexpright)
adamc@563 930 in
adamc@563 931 (SgiClass (SYMBOL, kind, cexp), loc)
adamc@563 932 end)
adamc@211 933 | CLASS SYMBOL SYMBOL EQ cexp (let
adamc@211 934 val loc = s (CLASSleft, cexpright)
adamc@563 935 val k = (KWild, loc)
adamc@211 936 val c = (CAbs (SYMBOL2, SOME k, cexp), loc)
adamc@211 937 in
adamc@563 938 (SgiClass (SYMBOL1, k, c), s (CLASSleft, cexpright))
adamc@563 939 end)
adamc@563 940 | CLASS SYMBOL LPAREN SYMBOL DCOLON kind RPAREN EQ cexp (let
adamc@563 941 val loc = s (CLASSleft, cexpright)
adamc@563 942 val c = (CAbs (SYMBOL2, SOME kind, cexp), loc)
adamc@563 943 in
adamc@563 944 (SgiClass (SYMBOL1, kind, c), s (CLASSleft, cexpright))
adamc@211 945 end)
adamc@460 946 | COOKIE SYMBOL COLON cexp (let
adamc@460 947 val loc = s (COOKIEleft, cexpright)
adamc@460 948 val t = (CApp ((CVar (["Basis"], "http_cookie"), loc),
adamc@460 949 entable cexp), loc)
adamc@460 950 in
adamc@460 951 (SgiVal (SYMBOL, t), loc)
adamc@460 952 end)
adamc@720 953 | STYLE SYMBOL (let
adamc@720 954 val loc = s (STYLEleft, SYMBOLright)
adamc@720 955 val t = (CVar (["Basis"], "css_class"), loc)
adamc@718 956 in
adamc@718 957 (SgiVal (SYMBOL, t), loc)
adamc@718 958 end)
adamc@30 959
adamc@30 960 sgis : ([])
adamc@30 961 | sgi sgis (sgi :: sgis)
adamc@30 962
adamc@30 963 str : STRUCT decls END (StrConst decls, s (STRUCTleft, ENDright))
adamc@34 964 | spath (spath)
adamc@40 965 | FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN DARROW str
adamc@40 966 (StrFun (CSYMBOL, sgn, NONE, str), s (FUNCTORleft, strright))
adamc@40 967 | FUNCTOR LPAREN CSYMBOL COLON sgn RPAREN COLON sgn DARROW str
adamc@40 968 (StrFun (CSYMBOL, sgn1, SOME sgn2, str), s (FUNCTORleft, strright))
adamc@44 969 | spath LPAREN str RPAREN (StrApp (spath, str), s (spathleft, RPARENright))
adamc@34 970
adamc@34 971 spath : CSYMBOL (StrVar CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@34 972 | spath DOT CSYMBOL (StrProj (spath, CSYMBOL), s (spathleft, CSYMBOLright))
adamc@30 973
adamc@1 974 kind : TYPE (KType, s (TYPEleft, TYPEright))
adamc@1 975 | NAME (KName, s (NAMEleft, NAMEright))
adamc@1 976 | LBRACE kind RBRACE (KRecord kind, s (LBRACEleft, RBRACEright))
adamc@1 977 | kind ARROW kind (KArrow (kind1, kind2), s (kind1left, kind2right))
adamc@1 978 | LPAREN kind RPAREN (#1 kind, s (LPARENleft, RPARENright))
adamc@82 979 | KUNIT (KUnit, s (KUNITleft, KUNITright))
adamc@18 980 | UNDERUNDER (KWild, s (UNDERUNDERleft, UNDERUNDERright))
adamc@207 981 | LPAREN ktuple RPAREN (KTuple ktuple, s (LPARENleft, RPARENright))
adamc@623 982 | CSYMBOL (KVar CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@623 983 | CSYMBOL KARROW kind (KFun (CSYMBOL, kind), s (CSYMBOLleft, kindright))
adamc@207 984
adamc@207 985 ktuple : kind STAR kind ([kind1, kind2])
adamc@207 986 | kind STAR ktuple (kind :: ktuple)
adamc@1 987
adamc@1 988 capps : cterm (cterm)
adamc@1 989 | capps cterm (CApp (capps, cterm), s (cappsleft, ctermright))
adamc@1 990
adamc@1 991 cexp : capps (capps)
adamc@1 992 | cexp ARROW cexp (TFun (cexp1, cexp2), s (cexp1left, cexp2right))
adamc@15 993 | SYMBOL kcolon kind ARROW cexp (TCFun (kcolon, SYMBOL, kind, cexp), s (SYMBOLleft, cexpright))
adamc@623 994 | CSYMBOL KARROW cexp (TKFun (CSYMBOL, cexp), s (CSYMBOLleft, cexpright))
adamc@1 995
adamc@1 996 | cexp PLUSPLUS cexp (CConcat (cexp1, cexp2), s (cexp1left, cexp1right))
adamc@1 997
adamc@239 998 | FN cargs DARROW cexp (#1 (cargs (cexp, (KWild, s (FNleft, cexpright)))))
adamc@628 999 | LBRACK cexp TWIDDLE cexp RBRACK DARROW cexp (TDisjoint (cexp1, cexp2, cexp3), s (LBRACKleft, cexp3right))
adamc@623 1000 | CSYMBOL DKARROW cexp (CKAbs (CSYMBOL, cexp), s (CSYMBOLleft, cexpright))
adamc@1 1001
adamc@8 1002 | LPAREN cexp RPAREN DCOLON kind (CAnnot (cexp, kind), s (LPARENleft, kindright))
adamc@6 1003
adamc@18 1004 | UNDER DCOLON kind (CWild kind, s (UNDERleft, UNDERright))
adamc@195 1005 | ctuple (let
adamc@195 1006 val loc = s (ctupleleft, ctupleright)
adamc@195 1007 in
adamc@195 1008 (TRecord (CRecord (ListUtil.mapi (fn (i, c) =>
adamc@195 1009 ((CName (Int.toString (i + 1)), loc),
adamc@195 1010 c)) ctuple),
adamc@195 1011 loc), loc)
adamc@195 1012 end)
adamc@18 1013
adamc@1 1014 kcolon : DCOLON (Explicit)
adamc@1 1015 | TCOLON (Implicit)
adamc@1 1016
adamc@239 1017 cargs : carg (carg)
adamc@239 1018 | cargl (cargl)
adamc@239 1019
adamc@239 1020 cargl : cargp cargp (cargp1 o cargp2)
adamc@239 1021 | cargp cargl (cargp o cargl)
adamc@239 1022
adamc@240 1023 cargl2 : (fn x => x)
adamc@240 1024 | cargp cargl2 (cargp o cargl2)
adamc@240 1025
adamc@241 1026 carg : SYMBOL DCOLON kind (fn (c, k) =>
adamc@239 1027 let
adamc@239 1028 val loc = s (SYMBOLleft, kindright)
adamc@239 1029 in
adamc@239 1030 ((CAbs (SYMBOL, SOME kind, c), loc),
adamc@239 1031 (KArrow (kind, k), loc))
adamc@239 1032 end)
adamc@329 1033 | UNDER DCOLON kind (fn (c, k) =>
adamc@329 1034 let
adamc@329 1035 val loc = s (UNDERleft, kindright)
adamc@329 1036 in
adamc@329 1037 ((CAbs ("_", SOME kind, c), loc),
adamc@329 1038 (KArrow (kind, k), loc))
adamc@329 1039 end)
adam@1302 1040 | SYMBOL DCOLONWILD (fn (c, k) =>
adam@1302 1041 let
adam@1302 1042 val loc = s (SYMBOLleft, DCOLONWILDright)
adam@1302 1043 val kind = (KWild, loc)
adam@1302 1044 in
adam@1302 1045 ((CAbs (SYMBOL, NONE, c), loc),
adam@1302 1046 (KArrow (kind, k), loc))
adam@1302 1047 end)
adam@1302 1048 | UNDER DCOLONWILD (fn (c, k) =>
adam@1302 1049 let
adam@1302 1050 val loc = s (UNDERleft, DCOLONWILDright)
adam@1302 1051 val kind = (KWild, loc)
adam@1302 1052 in
adam@1302 1053 ((CAbs ("_", NONE, c), loc),
adam@1302 1054 (KArrow (kind, k), loc))
adam@1302 1055 end)
adamc@241 1056 | cargp (cargp)
adamc@239 1057
adamc@239 1058 cargp : SYMBOL (fn (c, k) =>
adamc@239 1059 let
adamc@239 1060 val loc = s (SYMBOLleft, SYMBOLright)
adamc@239 1061 in
adamc@239 1062 ((CAbs (SYMBOL, NONE, c), loc),
adamc@239 1063 (KArrow ((KWild, loc), k), loc))
adamc@239 1064 end)
adamc@329 1065 | UNDER (fn (c, k) =>
adamc@329 1066 let
adamc@329 1067 val loc = s (UNDERleft, UNDERright)
adamc@329 1068 in
adamc@329 1069 ((CAbs ("_", NONE, c), loc),
adamc@329 1070 (KArrow ((KWild, loc), k), loc))
adamc@329 1071 end)
adamc@1001 1072 | LPAREN SYMBOL kopt ckl RPAREN (fn (c, k) =>
adamc@239 1073 let
adamc@239 1074 val loc = s (LPARENleft, RPARENright)
adamc@1001 1075 val ckl = (SYMBOL, kopt) :: ckl
adamc@1001 1076 val ckl = map (fn (x, ko) => (x, case ko of
adamc@1001 1077 NONE => (KWild, loc)
adamc@1001 1078 | SOME k => k)) ckl
adamc@239 1079 in
adamc@1001 1080 case ckl of
adamc@1001 1081 [(x, k')] => ((CAbs (SYMBOL, SOME k', c), loc),
adamc@1001 1082 (KArrow (k', k), loc))
adamc@1001 1083 | _ =>
adamc@1001 1084 let
adamc@1001 1085 val k' = (KTuple (map #2 ckl), loc)
adamc@1001 1086
adamc@1001 1087 val c = foldr (fn ((x, k), c) =>
adamc@1001 1088 (CAbs (x, SOME k, c), loc)) c ckl
adamc@1001 1089 val v = (CVar ([], "$x"), loc)
adamc@1001 1090 val c = ListUtil.foldli (fn (i, _, c) =>
adamc@1001 1091 (CApp (c, (CProj (v, i + 1), loc)),
adamc@1001 1092 loc)) c ckl
adamc@1001 1093 in
adamc@1001 1094 ((CAbs ("$x", SOME k', c), loc),
adamc@1001 1095 (KArrow (k', k), loc))
adamc@1001 1096 end
adamc@239 1097 end)
adamc@628 1098
adamc@1001 1099 ckl : ([])
adamc@1001 1100 | COMMA SYMBOL kopt ckl ((SYMBOL, kopt) :: ckl)
adamc@239 1101
adamc@34 1102 path : SYMBOL ([], SYMBOL)
adamc@34 1103 | CSYMBOL DOT path (let val (ms, x) = path in (CSYMBOL :: ms, x) end)
adamc@34 1104
adamc@156 1105 cpath : CSYMBOL ([], CSYMBOL)
adamc@156 1106 | CSYMBOL DOT cpath (let val (ms, x) = cpath in (CSYMBOL :: ms, x) end)
adamc@156 1107
adamc@59 1108 mpath : CSYMBOL ([CSYMBOL])
adamc@59 1109 | CSYMBOL DOT mpath (CSYMBOL :: mpath)
adamc@59 1110
adamc@1 1111 cterm : LPAREN cexp RPAREN (#1 cexp, s (LPARENleft, RPARENright))
adamc@1 1112 | LBRACK rcon RBRACK (CRecord rcon, s (LBRACKleft, RBRACKright))
adamc@83 1113 | LBRACK rconn RBRACK (CRecord rconn, s (LBRACKleft, RBRACKright))
adamc@1 1114 | LBRACE rcone RBRACE (TRecord (CRecord rcone, s (LBRACEleft, RBRACEright)),
adamc@1 1115 s (LBRACEleft, RBRACEright))
adamc@1 1116 | DOLLAR cterm (TRecord cterm, s (DOLLARleft, ctermright))
adamc@1 1117 | HASH CSYMBOL (CName CSYMBOL, s (HASHleft, CSYMBOLright))
adamc@195 1118 | HASH INT (CName (Int64.toString INT), s (HASHleft, INTright))
adamc@1 1119
adamc@34 1120 | path (CVar path, s (pathleft, pathright))
adamc@207 1121 | path DOT INT (CProj ((CVar path, s (pathleft, pathright)), Int64.toInt INT),
adamc@207 1122 s (pathleft, INTright))
adamc@18 1123 | UNDER (CWild (KWild, s (UNDERleft, UNDERright)), s (UNDERleft, UNDERright))
adamc@621 1124 | MAP (CMap, s (MAPleft, MAPright))
adamc@82 1125 | UNIT (CUnit, s (UNITleft, UNITright))
adamc@207 1126 | LPAREN ctuplev RPAREN (CTuple ctuplev, s (LPARENleft, RPARENright))
adamc@207 1127
adamc@207 1128 ctuplev: cexp COMMA cexp ([cexp1, cexp2])
adamc@207 1129 | cexp COMMA ctuplev (cexp :: ctuplev)
adamc@1 1130
adamc@196 1131 ctuple : capps STAR capps ([capps1, capps2])
adamc@196 1132 | capps STAR ctuple (capps :: ctuple)
adamc@195 1133
adamc@1 1134 rcon : ([])
adamc@1 1135 | ident EQ cexp ([(ident, cexp)])
adamc@1 1136 | ident EQ cexp COMMA rcon ((ident, cexp) :: rcon)
adamc@1 1137
adamc@83 1138 rconn : ident ([(ident, (CUnit, s (identleft, identright)))])
adamc@83 1139 | ident COMMA rconn ((ident, (CUnit, s (identleft, identright))) :: rconn)
adamc@83 1140
adamc@1 1141 rcone : ([])
adamc@1 1142 | ident COLON cexp ([(ident, cexp)])
adamc@1 1143 | ident COLON cexp COMMA rcone ((ident, cexp) :: rcone)
adamc@1 1144
adamc@1 1145 ident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@195 1146 | INT (CName (Int64.toString INT), s (INTleft, INTright))
adamc@200 1147 | SYMBOL (CVar ([], SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@8 1148
adamc@8 1149 eapps : eterm (eterm)
adamc@8 1150 | eapps eterm (EApp (eapps, eterm), s (eappsleft, etermright))
adamc@8 1151 | eapps LBRACK cexp RBRACK (ECApp (eapps, cexp), s (eappsleft, RBRACKright))
adamc@629 1152 | eapps BANG (EDisjointApp eapps, s (eappsleft, BANGright))
adamc@8 1153
adam@1751 1154 eexp : eapps (case #1 eapps of
adam@1751 1155 EApp ((EVar ([], "CLASS", _), _), (EPrim (Prim.String s), loc)) => parseClass s loc
adam@1751 1156 | EApp ((EVar ([], "STYLE", _), _), (EPrim (Prim.String s), loc)) => parseStyle s loc
adam@1751 1157 | _ => eapps)
adamc@241 1158 | FN eargs DARROW eexp (let
adamc@93 1159 val loc = s (FNleft, eexpright)
adamc@93 1160 in
adamc@241 1161 #1 (eargs (eexp, (CWild (KType, loc), loc)))
adamc@93 1162 end)
adamc@623 1163 | CSYMBOL DKARROW eexp (EKAbs (CSYMBOL, eexp), s (CSYMBOLleft, eexpright))
adamc@196 1164 | eexp COLON cexp (EAnnot (eexp, cexp), s (eexpleft, cexpright))
adamc@149 1165 | eexp MINUSMINUS cexp (ECut (eexp, cexp), s (eexpleft, cexpright))
adamc@493 1166 | eexp MINUSMINUSMINUS cexp (ECutMulti (eexp, cexp), s (eexpleft, cexpright))
adamc@170 1167 | CASE eexp OF barOpt branch branchs (ECase (eexp, branch :: branchs), s (CASEleft, branchsright))
adamc@190 1168 | IF eexp THEN eexp ELSE eexp (let
adamc@190 1169 val loc = s (IFleft, eexp3right)
adamc@190 1170 in
adamc@190 1171 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc), eexp2),
adamc@190 1172 ((PCon (["Basis"], "False", NONE), loc), eexp3)]), loc)
adamc@190 1173 end)
adamc@434 1174 | bind SEMI eexp (let
adamc@434 1175 val loc = s (bindleft, eexpright)
adam@2009 1176 val (p, to, e1) = bind
adamc@403 1177 val e = (EVar (["Basis"], "bind", Infer), loc)
adamc@434 1178 val e = (EApp (e, e1), loc)
adam@2009 1179
adam@2009 1180 val f = case #1 p of
adam@2009 1181 PVar v => (EAbs (v, to, eexp), loc)
adam@2009 1182 | _ => (EAbs ("$x", to,
adam@2009 1183 (ECase ((EVar ([], "$x", Infer), loc),
adam@2009 1184 [(p, eexp)]), loc)), loc)
adamc@243 1185 in
adam@2009 1186 (EApp (e, f), loc)
adamc@299 1187 end)
adamc@256 1188 | eexp EQ eexp (native_op ("eq", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@257 1189 | eexp NE eexp (native_op ("ne", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389 1190 | MINUS eterm (native_unop ("neg", eterm, s (MINUSleft, etermright)))
adamc@389 1191 | eexp PLUS eexp (native_op ("plus", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389 1192 | eexp MINUS eexp (native_op ("minus", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@1116 1193 | eapps STAR eexp (native_op ("times", eapps, eexp, s (eappsleft, eexpright)))
adamc@964 1194 | eexp DIVIDE eexp (native_op ("divide", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@389 1195 | eexp MOD eexp (native_op ("mod", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 1196
adamc@391 1197 | eexp LT eexp (native_op ("lt", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 1198 | eexp LE eexp (native_op ("le", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 1199 | eexp GT eexp (native_op ("gt", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 1200 | eexp GE eexp (native_op ("ge", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@391 1201
adamc@842 1202 | eexp ANDALSO eexp (let
adamc@842 1203 val loc = s (eexp1left, eexp2right)
adamc@842 1204 in
adamc@842 1205 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc),
adamc@842 1206 eexp2),
adamc@842 1207 ((PCon (["Basis"], "False", NONE), loc),
adamc@842 1208 (EVar (["Basis"], "False", Infer), loc))]), loc)
adamc@842 1209 end)
adamc@842 1210 | eexp ORELSE eexp (let
adamc@842 1211 val loc = s (eexp1left, eexp2right)
adamc@842 1212 in
adamc@842 1213 (ECase (eexp1, [((PCon (["Basis"], "True", NONE), loc),
adamc@842 1214 (EVar (["Basis"], "True", Infer), loc)),
adamc@842 1215 ((PCon (["Basis"], "False", NONE), loc),
adamc@842 1216 eexp2)]), loc)
adamc@842 1217 end)
adamc@842 1218
adamc@445 1219 | eexp PLUSPLUS eexp (EConcat (eexp1, eexp2), s (eexp1left, eexp2right))
adamc@8 1220
adamc@674 1221 | eexp CARET eexp (native_op ("strcat", eexp1, eexp2, s (eexp1left, eexp2right)))
adamc@674 1222
adamc@794 1223 | eapps DCOLON eexp (let
adamc@794 1224 val loc = s (eappsleft, eexpright)
adamc@762 1225 in
adamc@762 1226 (EApp ((EVar (["Basis"], "Cons", Infer), loc),
adam@2009 1227 (ERecord ([((CName "1", loc),
adam@2009 1228 eapps),
adam@2009 1229 ((CName "2", loc),
adam@2009 1230 eexp)], false), loc)), loc)
adamc@762 1231 end)
adamc@762 1232
adam@2009 1233 bind : eapps LARROW eapps (patternOut eapps1, NONE, eapps2)
adamc@434 1234 | eapps (let
adamc@434 1235 val loc = s (eappsleft, eappsright)
adamc@434 1236 in
adam@2009 1237 ((PVar "_", loc), SOME (TRecord (CRecord [], loc), loc), eapps)
adamc@434 1238 end)
adamc@434 1239
adamc@241 1240 eargs : earg (earg)
adamc@241 1241 | eargl (eargl)
adamc@241 1242
adamc@241 1243 eargl : eargp eargp (eargp1 o eargp2)
adamc@241 1244 | eargp eargl (eargp o eargl)
adamc@241 1245
adamc@242 1246 eargl2 : (fn x => x)
adamc@242 1247 | eargp eargl2 (eargp o eargl2)
adamc@242 1248
adamc@822 1249 earg : patS (fn (e, t) =>
adamc@241 1250 let
adamc@822 1251 val loc = s (patSleft, patSright)
adamc@822 1252 val pt = patType loc patS
adamc@822 1253
adamc@822 1254 val e' = case #1 patS of
adamc@822 1255 PVar x => (EAbs (x, NONE, e), loc)
adamc@823 1256 | PAnnot ((PVar x, _), t) => (EAbs (x, SOME t, e), loc)
adamc@822 1257 | _ => (EAbs ("$x", SOME pt,
adamc@822 1258 (ECase ((EVar ([], "$x", DontInfer),
adamc@822 1259 loc),
adamc@822 1260 [(patS, e)]), loc)), loc)
adamc@241 1261 in
adamc@822 1262 (e', (TFun (pt, t), loc))
adamc@241 1263 end)
adamc@822 1264 | earga (earga)
adamc@822 1265
adamc@822 1266 eargp : pterm (fn (e, t) =>
adamc@241 1267 let
adamc@822 1268 val loc = s (ptermleft, ptermright)
adamc@822 1269 val pt = patType loc pterm
adamc@822 1270
adamc@822 1271 val e' = case #1 pterm of
adamc@822 1272 PVar x => (EAbs (x, NONE, e), loc)
adamc@823 1273 | PAnnot ((PVar x, _), t) => (EAbs (x, SOME t, e), loc)
adamc@822 1274 | _ => (EAbs ("$x", SOME pt,
adamc@822 1275 (ECase ((EVar ([], "$x", DontInfer),
adamc@822 1276 loc),
adamc@822 1277 [(pterm, e)]), loc)), loc)
adamc@241 1278 in
adamc@822 1279 (e', (TFun (pt, t), loc))
adamc@241 1280 end)
adamc@822 1281 | earga (earga)
adamc@241 1282
adamc@822 1283 earga : LBRACK SYMBOL RBRACK (fn (e, t) =>
adamc@241 1284 let
adamc@822 1285 val loc = s (LBRACKleft, RBRACKright)
adamc@822 1286 val kind = (KWild, loc)
adamc@822 1287 in
adamc@822 1288 ((ECAbs (Implicit, SYMBOL, kind, e), loc),
adamc@822 1289 (TCFun (Implicit, SYMBOL, kind, t), loc))
adamc@822 1290 end)
adam@1302 1291 | LBRACK SYMBOL DCOLONWILD RBRACK (fn (e, t) =>
adam@1302 1292 let
adam@1302 1293 val loc = s (LBRACKleft, RBRACKright)
adam@1302 1294 val kind = (KWild, loc)
adam@1302 1295 in
adam@1302 1296 ((ECAbs (Explicit, SYMBOL, kind, e), loc),
adam@1302 1297 (TCFun (Explicit, SYMBOL, kind, t), loc))
adam@1302 1298 end)
adamc@822 1299 | LBRACK SYMBOL kcolon kind RBRACK(fn (e, t) =>
adamc@822 1300 let
adamc@822 1301 val loc = s (LBRACKleft, RBRACKright)
adamc@241 1302 in
adamc@241 1303 ((ECAbs (kcolon, SYMBOL, kind, e), loc),
adamc@241 1304 (TCFun (kcolon, SYMBOL, kind, t), loc))
adamc@241 1305 end)
adam@1306 1306 | LBRACK SYMBOL TCOLONWILD RBRACK (fn (e, t) =>
adam@1306 1307 let
adam@1306 1308 val loc = s (LBRACKleft, RBRACKright)
adam@1306 1309 val kind = (KWild, loc)
adam@1306 1310 in
adam@1306 1311 ((ECAbs (Implicit, SYMBOL, kind, e), loc),
adam@1306 1312 (TCFun (Implicit, SYMBOL, kind, t), loc))
adam@1306 1313 end)
adamc@478 1314 | LBRACK cexp TWIDDLE cexp RBRACK(fn (e, t) =>
adamc@356 1315 let
adamc@356 1316 val loc = s (LBRACKleft, RBRACKright)
adamc@356 1317 in
adamc@478 1318 ((EDisjoint (cexp1, cexp2, e), loc),
adamc@628 1319 (TDisjoint (cexp1, cexp2, t), loc))
adamc@356 1320 end)
adamc@822 1321 | LBRACK CSYMBOL RBRACK (fn (e, t) =>
adamc@623 1322 let
adamc@623 1323 val loc = s (CSYMBOLleft, CSYMBOLright)
adamc@623 1324 in
adamc@623 1325 ((EKAbs (CSYMBOL, e), loc),
adamc@623 1326 (TKFun (CSYMBOL, t), loc))
adamc@623 1327 end)
adamc@241 1328
adamc@8 1329 eterm : LPAREN eexp RPAREN (#1 eexp, s (LPARENleft, RPARENright))
adamc@195 1330 | LPAREN etuple RPAREN (let
adamc@195 1331 val loc = s (LPARENleft, RPARENright)
adamc@195 1332 in
adamc@195 1333 (ERecord (ListUtil.mapi (fn (i, e) =>
adamc@195 1334 ((CName (Int.toString (i + 1)), loc),
adam@2009 1335 e)) etuple, false), loc)
adamc@195 1336 end)
adamc@8 1337
adamc@403 1338 | path (EVar (#1 path, #2 path, Infer), s (pathleft, pathright))
adamc@403 1339 | cpath (EVar (#1 cpath, #2 cpath, Infer), s (cpathleft, cpathright))
adamc@403 1340 | AT path (EVar (#1 path, #2 path, TypesOnly), s (ATleft, pathright))
adamc@403 1341 | AT AT path (EVar (#1 path, #2 path, DontInfer), s (AT1left, pathright))
adamc@403 1342 | AT cpath (EVar (#1 cpath, #2 cpath, TypesOnly), s (ATleft, cpathright))
adamc@403 1343 | AT AT cpath (EVar (#1 cpath, #2 cpath, DontInfer), s (AT1left, cpathright))
adamc@12 1344 | LBRACE rexp RBRACE (ERecord rexp, s (LBRACEleft, RBRACEright))
adam@2009 1345 | LBRACE RBRACE (ERecord ([], false), s (LBRACEleft, RBRACEright))
adam@2009 1346 | UNIT (ERecord ([], false), s (UNITleft, UNITright))
adamc@12 1347
adamc@14 1348 | INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@14 1349 | FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adamc@14 1350 | STRING (EPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@821 1351 | CHAR (EPrim (Prim.Char CHAR), s (CHARleft, CHARright))
adamc@14 1352
adamc@200 1353 | path DOT idents (let
adamc@200 1354 val loc = s (pathleft, identsright)
adamc@200 1355 in
adamc@200 1356 foldl (fn (ident, e) =>
adamc@200 1357 (EField (e, ident), loc))
adamc@403 1358 (EVar (#1 path, #2 path, Infer), s (pathleft, pathright)) idents
adamc@403 1359 end)
adamc@910 1360 | LPAREN eexp RPAREN DOT idents (let
adamc@910 1361 val loc = s (LPARENleft, identsright)
adamc@910 1362 in
adamc@910 1363 foldl (fn (ident, e) =>
adamc@910 1364 (EField (e, ident), loc))
adamc@910 1365 eexp idents
adamc@910 1366 end)
adamc@403 1367 | AT path DOT idents (let
adamc@403 1368 val loc = s (ATleft, identsright)
adamc@403 1369 in
adamc@403 1370 foldl (fn (ident, e) =>
adamc@403 1371 (EField (e, ident), loc))
adamc@403 1372 (EVar (#1 path, #2 path, TypesOnly), s (pathleft, pathright)) idents
adamc@403 1373 end)
adamc@403 1374 | AT AT path DOT idents (let
adamc@403 1375 val loc = s (AT1left, identsright)
adamc@403 1376 in
adamc@403 1377 foldl (fn (ident, e) =>
adamc@403 1378 (EField (e, ident), loc))
adamc@403 1379 (EVar (#1 path, #2 path, DontInfer), s (pathleft, pathright)) idents
adamc@200 1380 end)
adamc@71 1381
adamc@360 1382 | XML_BEGIN xml XML_END (let
adamc@360 1383 val loc = s (XML_BEGINleft, XML_ENDright)
adamc@360 1384 in
adamc@360 1385 if XML_BEGIN = "xml" then
adamc@360 1386 ()
adamc@360 1387 else
adamc@360 1388 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@360 1389 xml
adamc@360 1390 end)
adamc@360 1391 | XML_BEGIN XML_END (let
adamc@360 1392 val loc = s (XML_BEGINleft, XML_ENDright)
adamc@360 1393 in
adamc@360 1394 if XML_BEGIN = "xml" then
adamc@360 1395 ()
adamc@360 1396 else
adamc@360 1397 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@403 1398 (EApp ((EVar (["Basis"], "cdata", Infer), loc),
adamc@360 1399 (EPrim (Prim.String ""), loc)),
adamc@360 1400 loc)
adamc@360 1401 end)
adamc@360 1402 | XML_BEGIN_END (let
adamc@360 1403 val loc = s (XML_BEGIN_ENDleft, XML_BEGIN_ENDright)
adamc@360 1404 in
adamc@360 1405 if XML_BEGIN_END = "xml" then
adamc@360 1406 ()
adamc@360 1407 else
adamc@360 1408 ErrorMsg.errorAt loc "Initial XML tag pair aren't both tagged \"xml\".";
adamc@403 1409 (EApp ((EVar (["Basis"], "cdata", Infer), loc),
adamc@360 1410 (EPrim (Prim.String ""), loc)),
adamc@360 1411 loc)
adamc@360 1412 end)
adamc@302 1413
adamc@204 1414 | LPAREN query RPAREN (query)
adamc@300 1415 | LPAREN CWHERE sqlexp RPAREN (sqlexp)
adamc@339 1416 | LPAREN SQL sqlexp RPAREN (sqlexp)
adamc@1070 1417 | LPAREN FROM tables RPAREN (#2 tables)
adamc@1071 1418 | LPAREN SELECT1 query1 RPAREN (query1)
adamc@302 1419
adamc@302 1420 | LPAREN INSERT INTO texp LPAREN fields RPAREN VALUES LPAREN sqlexps RPAREN RPAREN
adamc@302 1421 (let
adamc@302 1422 val loc = s (LPAREN1left, RPAREN3right)
adamc@302 1423
adamc@403 1424 val e = (EVar (["Basis"], "insert", Infer), loc)
adamc@302 1425 val e = (EApp (e, texp), loc)
adamc@302 1426 in
adamc@302 1427 if length fields <> length sqlexps then
adam@1360 1428 ErrorMsg.errorAt loc ("Length mismatch in INSERT field specification ("
adam@1360 1429 ^ Int.toString (length fields)
adam@1360 1430 ^ " vs. " ^ Int.toString (length sqlexps) ^ ")")
adamc@302 1431 else
adamc@302 1432 ();
adam@2009 1433 (EApp (e, (ERecord (ListPair.zip (fields, sqlexps), false), loc)), loc)
adamc@302 1434 end)
adamc@310 1435 | LPAREN enterDml UPDATE texp SET fsets CWHERE sqlexp leaveDml RPAREN
adamc@303 1436 (let
adamc@303 1437 val loc = s (LPARENleft, RPARENright)
adamc@303 1438
adamc@403 1439 val e = (EVar (["Basis"], "update", Infer), loc)
adamc@342 1440 val e = (ECApp (e, (CWild (KRecord (KType, loc), loc), loc)), loc)
adam@2009 1441 val e = (EApp (e, (ERecord (fsets, false), loc)), loc)
adamc@305 1442 val e = (EApp (e, texp), loc)
adamc@303 1443 in
adamc@303 1444 (EApp (e, sqlexp), loc)
adamc@303 1445 end)
adamc@310 1446 | LPAREN enterDml DELETE FROM texp CWHERE sqlexp leaveDml RPAREN
adamc@304 1447 (let
adamc@304 1448 val loc = s (LPARENleft, RPARENright)
adamc@304 1449
adamc@403 1450 val e = (EVar (["Basis"], "delete", Infer), loc)
adamc@304 1451 val e = (EApp (e, texp), loc)
adamc@304 1452 in
adamc@304 1453 (EApp (e, sqlexp), loc)
adamc@304 1454 end)
adamc@302 1455
adamc@211 1456 | UNDER (EWild, s (UNDERleft, UNDERright))
adamc@91 1457
adamc@446 1458 | LET edecls IN eexp END (ELet (edecls, eexp), s (LETleft, ENDright))
adamc@446 1459
adamc@762 1460 | LBRACK RBRACK (EVar (["Basis"], "Nil", Infer), s (LBRACKleft, RBRACKright))
adamc@762 1461
adamc@446 1462 edecls : ([])
adamc@446 1463 | edecl edecls (edecl :: edecls)
adamc@446 1464
adamc@825 1465 edecl : VAL pat EQ eexp ((EDVal (pat, eexp), s (VALleft, eexpright)))
adamc@446 1466 | VAL REC valis ((EDValRec valis, s (VALleft, valisright)))
adamc@446 1467 | FUN valis ((EDValRec valis, s (FUNleft, valisright)))
adamc@446 1468
adamc@310 1469 enterDml : (inDml := true)
adamc@310 1470 leaveDml : (inDml := false)
adamc@310 1471
adamc@403 1472 texp : SYMBOL (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright))
adamc@302 1473 | LBRACE LBRACE eexp RBRACE RBRACE (eexp)
adamc@302 1474
adamc@302 1475 fields : fident ([fident])
adamc@302 1476 | fident COMMA fields (fident :: fields)
adamc@302 1477
adamc@302 1478 sqlexps: sqlexp ([sqlexp])
adamc@302 1479 | sqlexp COMMA sqlexps (sqlexp :: sqlexps)
adamc@302 1480
adamc@303 1481 fsets : fident EQ sqlexp ([(fident, sqlexp)])
adamc@303 1482 | fident EQ sqlexp COMMA fsets ((fident, sqlexp) :: fsets)
adamc@303 1483
adamc@200 1484 idents : ident ([ident])
adamc@200 1485 | ident DOT idents (ident :: idents)
adamc@200 1486
adamc@195 1487 etuple : eexp COMMA eexp ([eexp1, eexp2])
adamc@195 1488 | eexp COMMA etuple (eexp :: etuple)
adamc@195 1489
adamc@170 1490 branch : pat DARROW eexp (pat, eexp)
adamc@170 1491
adamc@170 1492 branchs: ([])
adamc@170 1493 | BAR branch branchs (branch :: branchs)
adamc@170 1494
adamc@822 1495 patS : pterm (pterm)
adamc@822 1496 | pterm DCOLON patS (let
adamc@822 1497 val loc = s (ptermleft, patSright)
adamc@762 1498 in
adamc@762 1499 (PCon (["Basis"], "Cons", SOME (PRecord ([("1", pterm),
adamc@822 1500 ("2", patS)], false), loc)),
adamc@762 1501 loc)
adamc@762 1502 end)
adamc@822 1503 | patS COLON cexp (PAnnot (patS, cexp), s (patSleft, cexpright))
adamc@822 1504
adamc@822 1505 pat : patS (patS)
adamc@822 1506 | cpath pterm (PCon (#1 cpath, #2 cpath, SOME pterm), s (cpathleft, ptermright))
adamc@170 1507
adamc@170 1508 pterm : SYMBOL (PVar SYMBOL, s (SYMBOLleft, SYMBOLright))
adamc@170 1509 | cpath (PCon (#1 cpath, #2 cpath, NONE), s (cpathleft, cpathright))
adamc@170 1510 | UNDER (PWild, s (UNDERleft, UNDERright))
adamc@173 1511 | INT (PPrim (Prim.Int INT), s (INTleft, INTright))
adam@1420 1512 | MINUS INT (PPrim (Prim.Int (~INT)), s (MINUSleft, INTright))
adamc@173 1513 | STRING (PPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@821 1514 | CHAR (PPrim (Prim.Char CHAR), s (CHARleft, CHARright))
adamc@170 1515 | LPAREN pat RPAREN (pat)
adamc@174 1516 | LBRACE RBRACE (PRecord ([], false), s (LBRACEleft, RBRACEright))
adamc@174 1517 | UNIT (PRecord ([], false), s (UNITleft, UNITright))
adamc@174 1518 | LBRACE rpat RBRACE (PRecord rpat, s (LBRACEleft, RBRACEright))
adamc@195 1519 | LPAREN ptuple RPAREN (PRecord (ListUtil.mapi (fn (i, p) => (Int.toString (i + 1), p)) ptuple,
adamc@195 1520 false),
adamc@195 1521 s (LPARENleft, RPARENright))
adamc@762 1522 | LBRACK RBRACK (PCon (["Basis"], "Nil", NONE), s (LBRACKleft, RBRACKright))
adamc@174 1523
adamc@175 1524 rpat : CSYMBOL EQ pat ([(CSYMBOL, pat)], false)
adamc@243 1525 | INT EQ pat ([(Int64.toString INT, pat)], false)
adamc@174 1526 | DOTDOTDOT ([], true)
adamc@175 1527 | CSYMBOL EQ pat COMMA rpat ((CSYMBOL, pat) :: #1 rpat, #2 rpat)
adamc@243 1528 | INT EQ pat COMMA rpat ((Int64.toString INT, pat) :: #1 rpat, #2 rpat)
adamc@170 1529
adamc@195 1530 ptuple : pat COMMA pat ([pat1, pat2])
adamc@195 1531 | pat COMMA ptuple (pat :: ptuple)
adamc@195 1532
adam@2009 1533 rexp : DOTDOTDOT ([], true)
adam@2009 1534 | ident EQ eexp ([(ident, eexp)], false)
adam@2009 1535 | ident EQ eexp COMMA rexp ((ident, eexp) :: #1 rexp, #2 rexp)
adamc@91 1536
adamc@141 1537 xml : xmlOne xml (let
adamc@141 1538 val pos = s (xmlOneleft, xmlright)
adamc@141 1539 in
adamc@720 1540 (EApp ((EApp (
adamc@720 1541 (EVar (["Basis"], "join", Infer), pos),
adamc@720 1542 xmlOne), pos),
adamc@720 1543 xml), pos)
adamc@141 1544 end)
adamc@141 1545 | xmlOne (xmlOne)
adamc@91 1546
adamc@1045 1547 xmlOpt : xml (xml)
adamc@1045 1548 | (EApp ((EVar (["Basis"], "cdata", Infer), dummy),
adamc@1045 1549 (EPrim (Prim.String ""), dummy)),
adamc@1045 1550 dummy)
adamc@1045 1551
adamc@403 1552 xmlOne : NOTAGS (EApp ((EVar (["Basis"], "cdata", Infer), s (NOTAGSleft, NOTAGSright)),
adamc@141 1553 (EPrim (Prim.String NOTAGS), s (NOTAGSleft, NOTAGSright))),
adamc@141 1554 s (NOTAGSleft, NOTAGSright))
adamc@141 1555 | tag DIVIDE GT (let
adamc@141 1556 val pos = s (tagleft, GTright)
adamc@710 1557
adamc@710 1558 val cdata =
adamc@756 1559 if #1 (#1 tag) = "submit" orelse #1 (#1 tag) = "dyn" then
adamc@710 1560 let
adamc@710 1561 val e = (EVar (["Basis"], "cdata", DontInfer), pos)
adamc@710 1562 val e = (ECApp (e, (CWild (KWild, pos), pos)), pos)
adamc@710 1563 in
adamc@710 1564 (ECApp (e, (CRecord [], pos)), pos)
adamc@710 1565 end
adamc@710 1566 else
adamc@710 1567 (EVar (["Basis"], "cdata", Infer), pos)
adamc@710 1568
adamc@710 1569 val cdata = (EApp (cdata,
adamc@710 1570 (EPrim (Prim.String ""), pos)),
adamc@710 1571 pos)
adamc@141 1572 in
adam@1643 1573 (EApp (#4 tag, cdata), pos)
adamc@141 1574 end)
adamc@141 1575
adamc@1045 1576 | tag GT xmlOpt END_TAG (let
adam@1563 1577 fun tagOut s =
adam@1563 1578 case s of
adam@1563 1579 "tabl" => "table"
adam@1563 1580 | _ => s
adam@1563 1581
adamc@141 1582 val pos = s (tagleft, GTright)
adamc@325 1583 val et = tagIn END_TAG
adamc@141 1584 in
adamc@756 1585 if #1 (#1 tag) = et then
adamc@361 1586 if et = "form" then
adam@1412 1587 let
adam@1412 1588 val e = (EVar (["Basis"], "form", Infer), pos)
adam@1412 1589 val e = (EApp (e, case #2 tag of
adam@1412 1590 NONE => (EVar (["Basis"], "None", Infer), pos)
adam@1412 1591 | SOME c => (EApp ((EVar (["Basis"], "Some", Infer), pos), c), pos)), pos)
adam@1412 1592 in
adam@1651 1593 case #3 tag of
adam@1651 1594 NONE => ()
adam@1651 1595 | SOME _ => ErrorMsg.errorAt pos "<form> does not support 'dynClass' attribute";
adam@1412 1596 (EApp (e, xmlOpt), pos)
adam@1412 1597 end
adamc@1093 1598 else if et = "subform" orelse et = "subforms" then
adamc@1093 1599 (EApp (#2 (#1 tag),
adamc@1045 1600 xmlOpt), pos)
adamc@758 1601 else if et = "entry" then
adamc@758 1602 (EApp ((EVar (["Basis"], "entry", Infer), pos),
adamc@1045 1603 xmlOpt), pos)
adamc@141 1604 else
adam@1643 1605 (EApp (#4 tag, xmlOpt), pos)
adamc@141 1606 else
adamc@325 1607 (if ErrorMsg.anyErrors () then
adamc@325 1608 ()
adamc@325 1609 else
adamc@1189 1610 ErrorMsg.errorAt pos ("Begin tag <"
adam@1563 1611 ^ tagOut (#1 (#1 tag))
adamc@1189 1612 ^ "> and end tag </"
adam@1563 1613 ^ tagOut et
adamc@1189 1614 ^ "> don't match.");
adamc@623 1615 (EWild, pos))
adamc@141 1616 end)
adamc@141 1617 | LBRACE eexp RBRACE (eexp)
adamc@391 1618 | LBRACE LBRACK eexp RBRACK RBRACE (let
adamc@391 1619 val loc = s (LBRACEleft, RBRACEright)
adamc@403 1620 val e = (EVar (["Top"], "txt", Infer), loc)
adamc@391 1621 in
adamc@391 1622 (EApp (e, eexp), loc)
adamc@391 1623 end)
adamc@92 1624
adamc@141 1625 tag : tagHead attrs (let
adamc@141 1626 val pos = s (tagHeadleft, attrsright)
adamc@721 1627
adamc@721 1628 val e = (EVar (["Basis"], "tag", Infer), pos)
adamc@721 1629 val eo = case #1 attrs of
adam@1749 1630 NONE => (EVar (["Basis"], "null", Infer), pos)
adam@1749 1631 | SOME (EPrim (Prim.String s), pos) => parseClass s pos
adam@1749 1632 | SOME e => e
adamc@721 1633 val e = (EApp (e, eo), pos)
adam@1643 1634 val eo = case #2 attrs of
adam@1643 1635 NONE => (EVar (["Basis"], "None", Infer), pos)
adam@1643 1636 | SOME e => (EApp ((EVar (["Basis"], "Some", Infer), pos),
adam@1643 1637 e), pos)
adam@1643 1638 val e = (EApp (e, eo), pos)
adam@1750 1639 val eo = case #3 attrs of
adam@1750 1640 NONE => (EVar (["Basis"], "noStyle", Infer), pos)
adam@1750 1641 | SOME (EPrim (Prim.String s), pos) => parseStyle s pos
adam@1750 1642 | SOME e => e
adam@1750 1643 val e = (EApp (e, eo), pos)
adam@1751 1644 val eo = case #4 attrs of
adam@1751 1645 NONE => (EVar (["Basis"], "None", Infer), pos)
adam@1751 1646 | SOME e => (EApp ((EVar (["Basis"], "Some", Infer), pos),
adam@1751 1647 e), pos)
adam@1751 1648 val e = (EApp (e, eo), pos)
adam@2008 1649
adam@2008 1650 val atts = case #5 attrs of
adam@2008 1651 [] => #6 attrs
adam@2008 1652 | data :: datas =>
adam@2008 1653 let
adam@2008 1654 fun doOne (name, value) =
adam@2008 1655 let
adam@2008 1656 val e = (EVar (["Basis"], "data_attr", Infer), pos)
adam@2008 1657 val e = (EApp (e, (EPrim (Prim.String name), pos)), pos)
adam@2008 1658 in
adam@2008 1659 (EApp (e, value), pos)
adam@2008 1660 end
adam@2008 1661
adam@2008 1662 val datas' = foldl (fn (nv, acc) =>
adam@2008 1663 let
adam@2008 1664 val e = (EVar (["Basis"], "data_attrs", Infer), pos)
adam@2008 1665 val e = (EApp (e, acc), pos)
adam@2008 1666 in
adam@2008 1667 (EApp (e, doOne nv), pos)
adam@2008 1668 end) (doOne data) datas
adam@2008 1669 in
adam@2008 1670 ((CName "Data", pos), datas') :: #6 attrs
adam@2008 1671 end
adam@2008 1672
adam@2009 1673 val e = (EApp (e, (ERecord (atts, false), pos)), pos)
adamc@721 1674 val e = (EApp (e, (EApp (#2 tagHead,
adam@2009 1675 (ERecord ([], false), pos)), pos)), pos)
adamc@141 1676 in
adam@1643 1677 (tagHead, #1 attrs, #2 attrs, e)
adamc@141 1678 end)
adamc@141 1679
adamc@141 1680 tagHead: BEGIN_TAG (let
adamc@325 1681 val bt = tagIn BEGIN_TAG
adamc@141 1682 val pos = s (BEGIN_TAGleft, BEGIN_TAGright)
adamc@141 1683 in
adamc@325 1684 (bt,
adam@1833 1685 (EVar ([], bt, Infer), pos))
adamc@141 1686 end)
adamc@141 1687 | tagHead LBRACE cexp RBRACE (#1 tagHead, (ECApp (#2 tagHead, cexp), s (tagHeadleft, RBRACEright)))
adamc@92 1688
adam@2008 1689 attrs : (NONE, NONE, NONE, NONE, [], [])
adamc@721 1690 | attr attrs (let
adamc@721 1691 val loc = s (attrleft, attrsright)
adamc@721 1692 in
adamc@721 1693 case attr of
adamc@721 1694 Class e =>
adamc@721 1695 (case #1 attrs of
adamc@721 1696 NONE => ()
adamc@721 1697 | SOME _ => ErrorMsg.errorAt loc "Multiple classes specified for tag";
adam@2008 1698 (SOME e, #2 attrs, #3 attrs, #4 attrs, #5 attrs, #6 attrs))
adam@1643 1699 | DynClass e =>
adam@1643 1700 (case #2 attrs of
adam@1643 1701 NONE => ()
adam@1643 1702 | SOME _ => ErrorMsg.errorAt loc "Multiple dynamic classes specified for tag";
adam@2008 1703 (#1 attrs, SOME e, #3 attrs, #4 attrs, #5 attrs, #6 attrs))
adam@1750 1704 | Style e =>
adam@1750 1705 (case #3 attrs of
adam@1750 1706 NONE => ()
adam@1750 1707 | SOME _ => ErrorMsg.errorAt loc "Multiple styles specified for tag";
adam@2008 1708 (#1 attrs, #2 attrs, SOME e, #4 attrs, #5 attrs, #6 attrs))
adam@1751 1709 | DynStyle e =>
adam@1751 1710 (case #4 attrs of
adam@1751 1711 NONE => ()
adam@1751 1712 | SOME _ => ErrorMsg.errorAt loc "Multiple dynamic classes specified for tag";
adam@2008 1713 (#1 attrs, #2 attrs, #3 attrs, SOME e, #5 attrs, #6 attrs))
adam@2008 1714 | Data xe =>
adam@2008 1715 (#1 attrs, #2 attrs, #3 attrs, #4 attrs, xe :: #5 attrs, #6 attrs)
adamc@721 1716 | Normal xe =>
adam@2008 1717 (#1 attrs, #2 attrs, #3 attrs, #4 attrs, #5 attrs, xe :: #6 attrs)
adamc@721 1718 end)
adamc@104 1719
adam@1643 1720 attr : SYMBOL EQ attrv (case SYMBOL of
adam@1643 1721 "class" => Class attrv
adam@1643 1722 | "dynClass" => DynClass attrv
adam@1750 1723 | "style" => Style attrv
adam@1751 1724 | "dynStyle" => DynStyle attrv
adam@1643 1725 | _ =>
adam@2008 1726 if String.isPrefix "data-" SYMBOL then
adam@2008 1727 Data (String.extract (SYMBOL, 5, NONE), attrv)
adam@2008 1728 else
adam@2008 1729 let
adam@2008 1730 val sym = makeAttr SYMBOL
adam@2008 1731 in
adam@2008 1732 Normal ((CName sym, s (SYMBOLleft, SYMBOLright)),
adam@2008 1733 if (sym = "Href" orelse sym = "Src")
adam@2008 1734 andalso (case #1 attrv of
adam@2008 1735 EPrim _ => true
adam@2008 1736 | _ => false) then
adam@2008 1737 let
adam@2008 1738 val loc = s (attrvleft, attrvright)
adam@2008 1739 in
adam@2008 1740 (EApp ((EVar (["Basis"], "bless", Infer), loc),
adam@2008 1741 attrv), loc)
adam@2008 1742 end
adam@2008 1743 else
adam@2008 1744 attrv)
adam@2008 1745 end)
adamc@204 1746
adamc@104 1747 attrv : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@104 1748 | FLOAT (EPrim (Prim.Float FLOAT), s (FLOATleft, FLOATright))
adamc@104 1749 | STRING (EPrim (Prim.String STRING), s (STRINGleft, STRINGright))
adamc@110 1750 | LBRACE eexp RBRACE (eexp)
adamc@226 1751
adamc@232 1752 query : query1 obopt lopt ofopt (let
adamc@229 1753 val loc = s (query1left, query1right)
adamc@230 1754
adam@2009 1755 val re = (ERecord ([((CName "Rows", loc),
adam@2009 1756 query1),
adam@2009 1757 ((CName "OrderBy", loc),
adam@2009 1758 obopt),
adam@2009 1759 ((CName "Limit", loc),
adam@2009 1760 lopt),
adam@2009 1761 ((CName "Offset", loc),
adam@2009 1762 ofopt)], false), loc)
adamc@229 1763 in
adamc@403 1764 (EApp ((EVar (["Basis"], "sql_query", Infer), loc), re), loc)
adamc@229 1765 end)
adamc@993 1766
adamc@993 1767 dopt : (EVar (["Basis"], "False", Infer), dummy)
adamc@993 1768 | DISTINCT (EVar (["Basis"], "True", Infer),
adamc@993 1769 s (DISTINCTleft, DISTINCTright))
adamc@993 1770
adamc@993 1771 query1 : SELECT dopt select FROM tables wopt gopt hopt
adamc@209 1772 (let
adamc@204 1773 val loc = s (SELECTleft, tablesright)
adamc@207 1774
adamc@1070 1775 val (empties, sel, exps) =
adamc@207 1776 case select of
adamc@1070 1777 Star => ([],
adamc@1070 1778 map (fn nm =>
adamc@233 1779 (nm, (CTuple [(CWild (KRecord (KType, loc), loc),
adamc@233 1780 loc),
adamc@233 1781 (CRecord [], loc)],
adamc@748 1782 loc))) (#1 tables),
adamc@233 1783 [])
adamc@207 1784 | Items sis =>
adamc@207 1785 let
adam@1627 1786 val tabs = map (fn nm => (nm, Unknown)) (#1 tables)
adamc@1194 1787 val (_, tabs, exps) = foldl (amend_select loc)
adamc@1194 1788 (1, tabs, []) sis
adam@1627 1789 val empties = List.mapPartial (fn (nm, c) =>
adam@1627 1790 case c of
adam@1627 1791 Unknown => SOME nm
adam@1627 1792 | Selective (CRecord [], _) => SOME nm
adam@1627 1793 | _ => NONE) tabs
adamc@207 1794 in
adamc@1070 1795 (empties,
adamc@1070 1796 map (fn (nm, c) => (nm,
adam@1627 1797 case c of
adam@1627 1798 Everything =>
adam@1627 1799 (CTuple [(CWild (KRecord (KType, loc), loc), loc),
adam@1627 1800 (CRecord [], loc)], loc)
adam@1627 1801 | _ =>
adam@1627 1802 let
adam@1627 1803 val c = case c of
adam@1627 1804 Selective c => c
adam@1627 1805 | _ => (CRecord [], loc)
adam@1627 1806 in
adam@1627 1807 (CTuple [c,
adam@1627 1808 (CWild (KRecord (KType, loc), loc),
adam@1627 1809 loc)], loc)
adam@1627 1810 end)) tabs,
adamc@233 1811 exps)
adamc@207 1812 end
adamc@207 1813
adam@1778 1814 val exps = map (fn (c, e) => (c, (EApp ((EVar (["Basis"], "sql_window", Infer), loc), e), loc))) exps
adam@1778 1815
adamc@207 1816 val sel = (CRecord sel, loc)
adamc@207 1817
adamc@226 1818 val grp = case gopt of
adamc@403 1819 NONE => (ECApp ((EVar (["Basis"], "sql_subset_all",
adamc@403 1820 Infer), loc),
adamc@226 1821 (CWild (KRecord (KRecord (KType, loc), loc),
adamc@226 1822 loc), loc)), loc)
adamc@226 1823 | SOME gis =>
adamc@226 1824 let
adamc@748 1825 val tabs = map (fn nm =>
adamc@748 1826 (nm, (CRecord [], loc))) (#1 tables)
adamc@226 1827 val tabs = foldl (amend_group loc) tabs gis
adamc@226 1828
adamc@226 1829 val tabs = map (fn (nm, c) =>
adamc@226 1830 (nm,
adamc@226 1831 (CTuple [c,
adamc@226 1832 (CWild (KRecord (KType, loc),
adamc@226 1833 loc),
adamc@226 1834 loc)], loc))) tabs
adamc@226 1835 in
adamc@403 1836 (ECApp ((EVar (["Basis"], "sql_subset", Infer), loc),
adamc@226 1837 (CRecord tabs, loc)), loc)
adamc@226 1838 end
adamc@226 1839
adamc@403 1840 val e = (EVar (["Basis"], "sql_query1", Infer), loc)
adamc@1070 1841 val e = (ECApp (e, (CRecord (map (fn nm => (nm, (CUnit, loc))) empties),
adamc@1070 1842 loc)), loc)
adam@2009 1843 val re = (ERecord ([((CName "Distinct", loc),
adam@2009 1844 dopt),
adam@2009 1845 ((CName "From", loc),
adam@2009 1846 #2 tables),
adam@2009 1847 ((CName "Where", loc),
adam@2009 1848 wopt),
adam@2009 1849 ((CName "GroupBy", loc),
adam@2009 1850 grp),
adam@2009 1851 ((CName "Having", loc),
adam@2009 1852 hopt),
adam@2009 1853 ((CName "SelectFields", loc),
adam@2009 1854 (ECApp ((EVar (["Basis"], "sql_subset", Infer), loc),
adam@2009 1855 sel), loc)),
adam@2009 1856 ((CName "SelectExps", loc),
adam@2009 1857 (ERecord (exps, false), loc))], false), loc)
adamc@223 1858
adamc@209 1859 val e = (EApp (e, re), loc)
adamc@204 1860 in
adamc@207 1861 e
adamc@204 1862 end)
adam@1427 1863 | query1 UNION query1 (sql_relop ("union", false, query11, query12, s (query11left, query12right)))
adam@1427 1864 | query1 INTERSECT query1 (sql_relop ("intersect", false, query11, query12, s (query11left, query12right)))
adam@1427 1865 | query1 EXCEPT query1 (sql_relop ("except", false, query11, query12, s (query11left, query12right)))
adam@1427 1866 | query1 UNION ALL query1 (sql_relop ("union", true, query11, query12, s (query11left, query12right)))
adam@1427 1867 | query1 INTERSECT ALL query1 (sql_relop ("intersect", true, query11, query12, s (query11left, query12right)))
adam@1427 1868 | query1 EXCEPT ALL query1 (sql_relop ("except", true, query11, query12, s (query11left, query12right)))
adamc@1070 1869 | LBRACE LBRACE LBRACE eexp RBRACE RBRACE RBRACE (eexp)
adamc@204 1870
adamc@749 1871 tables : fitem (fitem)
adamc@749 1872 | fitem COMMA tables (let
adamc@749 1873 val loc = s (fitemleft, tablesright)
adamc@748 1874
adamc@748 1875 val e = (EVar (["Basis"], "sql_from_comma", Infer), loc)
adamc@749 1876 val e = (EApp (e, #2 fitem), loc)
adamc@748 1877 in
adamc@749 1878 (#1 fitem @ #1 tables,
adamc@748 1879 (EApp (e, #2 tables), loc))
adamc@748 1880 end)
adamc@204 1881
adamc@749 1882 fitem : table' ([#1 table'], #2 table')
adamc@1265 1883 | LBRACE LBRACE eexp RBRACE RBRACE (tnamesOf eexp, eexp)
adamc@749 1884 | fitem JOIN fitem ON sqlexp (let
adamc@749 1885 val loc = s (fitem1left, sqlexpright)
adamc@749 1886
adamc@749 1887 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749 1888 val e = (EApp (e, #2 fitem1), loc)
adamc@749 1889 val e = (EApp (e, #2 fitem2), loc)
adamc@749 1890 in
adamc@749 1891 (#1 fitem1 @ #1 fitem2,
adamc@749 1892 (EApp (e, sqlexp), loc))
adamc@749 1893 end)
adamc@749 1894 | fitem INNER JOIN fitem ON sqlexp (let
adamc@749 1895 val loc = s (fitem1left, sqlexpright)
adamc@749 1896
adamc@749 1897 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749 1898 val e = (EApp (e, #2 fitem1), loc)
adamc@749 1899 val e = (EApp (e, #2 fitem2), loc)
adamc@749 1900 in
adamc@749 1901 (#1 fitem1 @ #1 fitem2,
adamc@749 1902 (EApp (e, sqlexp), loc))
adamc@749 1903 end)
adamc@749 1904 | fitem CROSS JOIN fitem (let
adamc@749 1905 val loc = s (fitem1left, fitem2right)
adamc@749 1906
adamc@749 1907 val e = (EVar (["Basis"], "sql_inner_join", Infer), loc)
adamc@749 1908 val e = (EApp (e, #2 fitem1), loc)
adamc@749 1909 val e = (EApp (e, #2 fitem2), loc)
adamc@749 1910 val tru = sql_inject (EVar (["Basis"], "True", Infer), loc)
adamc@749 1911 in
adamc@749 1912 (#1 fitem1 @ #1 fitem2,
adamc@749 1913 (EApp (e, tru), loc))
adamc@749 1914 end)
adamc@750 1915 | fitem LEFT JOIN fitem ON sqlexp (let
adamc@750 1916 val loc = s (fitem1left, sqlexpright)
adamc@750 1917
adamc@750 1918 val e = (EVar (["Basis"], "sql_left_join", Infer), loc)
adamc@750 1919 val e = (EApp (e, #2 fitem1), loc)
adamc@750 1920 val e = (EApp (e, #2 fitem2), loc)
adamc@750 1921 in
adamc@750 1922 (#1 fitem1 @ #1 fitem2,
adamc@750 1923 (EApp (e, sqlexp), loc))
adamc@750 1924 end)
adamc@751 1925 | fitem LEFT OUTER JOIN fitem ON sqlexp (let
adamc@751 1926 val loc = s (fitem1left, sqlexpright)
adamc@751 1927
adamc@751 1928 val e = (EVar (["Basis"], "sql_left_join", Infer), loc)
adamc@751 1929 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1930 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1931 in
adamc@751 1932 (#1 fitem1 @ #1 fitem2,
adamc@751 1933 (EApp (e, sqlexp), loc))
adamc@751 1934 end)
adamc@751 1935 | fitem RIGHT JOIN fitem ON sqlexp (let
adamc@751 1936 val loc = s (fitem1left, sqlexpright)
adamc@751 1937
adamc@751 1938 val e = (EVar (["Basis"], "sql_right_join", Infer), loc)
adamc@751 1939 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1940 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1941 in
adamc@751 1942 (#1 fitem1 @ #1 fitem2,
adamc@751 1943 (EApp (e, sqlexp), loc))
adamc@751 1944 end)
adamc@751 1945 | fitem RIGHT OUTER JOIN fitem ON sqlexp (let
adamc@751 1946 val loc = s (fitem1left, sqlexpright)
adamc@751 1947
adamc@751 1948 val e = (EVar (["Basis"], "sql_right_join", Infer), loc)
adamc@751 1949 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1950 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1951 in
adamc@751 1952 (#1 fitem1 @ #1 fitem2,
adamc@751 1953 (EApp (e, sqlexp), loc))
adamc@751 1954 end)
adamc@751 1955 | fitem FULL JOIN fitem ON sqlexp (let
adamc@751 1956 val loc = s (fitem1left, sqlexpright)
adamc@751 1957
adamc@751 1958 val e = (EVar (["Basis"], "sql_full_join", Infer), loc)
adamc@751 1959 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1960 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1961 in
adamc@751 1962 (#1 fitem1 @ #1 fitem2,
adamc@751 1963 (EApp (e, sqlexp), loc))
adamc@751 1964 end)
adamc@751 1965 | fitem FULL OUTER JOIN fitem ON sqlexp (let
adamc@751 1966 val loc = s (fitem1left, sqlexpright)
adamc@751 1967
adamc@751 1968 val e = (EVar (["Basis"], "sql_full_join", Infer), loc)
adamc@751 1969 val e = (EApp (e, #2 fitem1), loc)
adamc@751 1970 val e = (EApp (e, #2 fitem2), loc)
adamc@751 1971 in
adamc@751 1972 (#1 fitem1 @ #1 fitem2,
adamc@751 1973 (EApp (e, sqlexp), loc))
adamc@751 1974 end)
adamc@1192 1975 | LPAREN query RPAREN AS tname (let
adamc@1192 1976 val loc = s (LPARENleft, RPARENright)
adamc@1192 1977
adamc@1192 1978 val e = (EVar (["Basis"], "sql_from_query", Infer), loc)
adamc@1192 1979 val e = (ECApp (e, tname), loc)
adamc@1192 1980 in
adamc@1192 1981 ([tname], (EApp (e, query), loc))
adamc@1192 1982 end)
adam@2006 1983 | LPAREN fitem RPAREN (fitem)
adamc@749 1984
adamc@204 1985 tname : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@204 1986 | LBRACE cexp RBRACE (cexp)
adamc@204 1987
adamc@243 1988 table : SYMBOL ((CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright)),
adamc@403 1989 (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright)))
adamc@403 1990 | SYMBOL AS tname (tname, (EVar ([], SYMBOL, Infer), s (SYMBOLleft, SYMBOLright)))
adamc@221 1991 | LBRACE LBRACE eexp RBRACE RBRACE AS tname (tname, eexp)
adamc@207 1992
adamc@748 1993 table' : table (let
adamc@748 1994 val loc = s (tableleft, tableright)
adamc@748 1995 val e = (EVar (["Basis"], "sql_from_table", Infer), loc)
adamc@748 1996 val e = (ECApp (e, #1 table), loc)
adamc@748 1997 in
adamc@748 1998 (#1 table, (EApp (e, #2 table), loc))
adamc@748 1999 end)
adamc@748 2000
adamc@243 2001 tident : SYMBOL (CName (capitalize SYMBOL), s (SYMBOLleft, SYMBOLright))
adamc@207 2002 | CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@221 2003 | LBRACE LBRACE cexp RBRACE RBRACE (cexp)
adamc@207 2004
adamc@207 2005 fident : CSYMBOL (CName CSYMBOL, s (CSYMBOLleft, CSYMBOLright))
adamc@207 2006 | LBRACE cexp RBRACE (cexp)
adamc@207 2007
adamc@207 2008 seli : tident DOT fident (Field (tident, fident))
adamc@1194 2009 | sqlexp (Exp (NONE, sqlexp))
adamc@1194 2010 | sqlexp AS fident (Exp (SOME fident, sqlexp))
adamc@341 2011 | tident DOT LBRACE LBRACE cexp RBRACE RBRACE (Fields (tident, cexp))
adam@1627 2012 | tident DOT STAR (StarFields tident)
adamc@207 2013
adamc@207 2014 selis : seli ([seli])
adamc@207 2015 | seli COMMA selis (seli :: selis)
adamc@207 2016
adamc@207 2017 select : STAR (Star)
adamc@207 2018 | selis (Items selis)
adamc@209 2019
adamc@403 2020 sqlexp : TRUE (sql_inject (EVar (["Basis"], "True", Infer),
adamc@209 2021 s (TRUEleft, TRUEright)))
adamc@403 2022 | FALSE (sql_inject (EVar (["Basis"], "False", Infer),
adamc@209 2023 s (FALSEleft, FALSEright)))
adamc@209 2024
adamc@222 2025 | INT (sql_inject (EPrim (Prim.Int INT),
adamc@222 2026 s (INTleft, INTright)))
adamc@222 2027 | FLOAT (sql_inject (EPrim (Prim.Float FLOAT),
adamc@222 2028 s (FLOATleft, FLOATright)))
adamc@229 2029 | STRING (sql_inject (EPrim (Prim.String STRING),
adamc@229 2030 s (STRINGleft, STRINGright)))
adamc@441 2031 | CURRENT_TIMESTAMP (sql_nfunc ("current_timestamp",
adamc@441 2032 s (CURRENT_TIMESTAMPleft, CURRENT_TIMESTAMPright)))
adamc@222 2033
adamc@221 2034 | tident DOT fident (let
adamc@221 2035 val loc = s (tidentleft, fidentright)
adamc@403 2036 val e = (EVar (["Basis"], "sql_field", Infer), loc)
adamc@221 2037 val e = (ECApp (e, tident), loc)
adamc@221 2038 in
adamc@221 2039 (ECApp (e, fident), loc)
adamc@221 2040 end)
adamc@234 2041 | CSYMBOL (let
adamc@234 2042 val loc = s (CSYMBOLleft, CSYMBOLright)
adamc@310 2043 in
adamc@310 2044 if !inDml then
adamc@310 2045 let
adamc@403 2046 val e = (EVar (["Basis"], "sql_field", Infer), loc)
adamc@310 2047 val e = (ECApp (e, (CName "T", loc)), loc)
adamc@310 2048 in
adamc@310 2049 (ECApp (e, (CName CSYMBOL, loc)), loc)
adamc@310 2050 end
adamc@310 2051 else
adamc@310 2052 let
adamc@403 2053 val e = (EVar (["Basis"], "sql_exp", Infer), loc)
adamc@310 2054 in
adamc@310 2055 (ECApp (e, (CName CSYMBOL, loc)), loc)
adamc@310 2056 end
adamc@310 2057 end)
adamc@221 2058
adamc@471 2059 | LBRACE eexp RBRACE (eexp)
adamc@470 2060
adamc@559 2061 | sqlexp EQ sqlexp (sql_binary ("eq", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 2062 | sqlexp NE sqlexp (sql_binary ("ne", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 2063 | sqlexp LT sqlexp (sql_binary ("lt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 2064 | sqlexp LE sqlexp (sql_binary ("le", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 2065 | sqlexp GT sqlexp (sql_binary ("gt", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 2066 | sqlexp GE sqlexp (sql_binary ("ge", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 2067
adamc@559 2068 | sqlexp PLUS sqlexp (sql_binary ("plus", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 2069 | sqlexp MINUS sqlexp (sql_binary ("minus", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 2070 | sqlexp STAR sqlexp (sql_binary ("times", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 2071 | sqlexp DIVIDE sqlexp (sql_binary ("div", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 2072 | sqlexp MOD sqlexp (sql_binary ("mod", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@219 2073
adamc@220 2074 | sqlexp CAND sqlexp (sql_binary ("and", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@220 2075 | sqlexp OR sqlexp (sql_binary ("or", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
adamc@559 2076
kkallio@1607 2077 | sqlexp LIKE sqlexp (sql_binary ("like", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right)))
kkallio@1607 2078
adamc@220 2079 | NOT sqlexp (sql_unary ("not", sqlexp, s (NOTleft, sqlexpright)))
adamc@559 2080 | MINUS sqlexp (sql_unary ("neg", sqlexp, s (MINUSleft, sqlexpright)))
adamc@220 2081
adamc@470 2082 | sqlexp IS NULL (let
adamc@470 2083 val loc = s (sqlexpleft, NULLright)
adamc@470 2084 in
adamc@470 2085 (EApp ((EVar (["Basis"], "sql_is_null", Infer), loc),
adamc@470 2086 sqlexp), loc)
adamc@470 2087 end)
adamc@470 2088
kkallio@1572 2089 | CIF sqlexp CTHEN sqlexp CELSE sqlexp (let
kkallio@1572 2090 val loc = s (CIFleft, sqlexp3right)
kkallio@1572 2091 val e = (EVar (["Basis"], "sql_if_then_else", Infer), loc)
kkallio@1572 2092 in
kkallio@1572 2093 (EApp ((EApp ((EApp (e, sqlexp1), loc), sqlexp2), loc), sqlexp3), loc)
kkallio@1572 2094 end)
kkallio@1572 2095
adamc@471 2096 | LBRACE LBRACK eexp RBRACK RBRACE (sql_inject (#1 eexp,
adamc@471 2097 s (LBRACEleft, RBRACEright)))
adamc@220 2098 | LPAREN sqlexp RPAREN (sqlexp)
adamc@210 2099
adamc@467 2100 | NULL (sql_inject ((EVar (["Basis"], "None", Infer),
adamc@467 2101 s (NULLleft, NULLright))))
adamc@467 2102
adam@1778 2103 | COUNT LPAREN STAR RPAREN window(let
adam@1778 2104 val loc = s (COUNTleft, windowright)
adam@1778 2105 in
adam@1778 2106 case window of
adam@1778 2107 NONE => (EVar (["Basis"], "sql_count", Infer), loc)
adam@1778 2108 | SOME _ => applyWindow loc (EVar (["Basis"], "sql_window_count", Infer), loc) window
adam@1778 2109 end)
adam@1778 2110 | COUNT LPAREN sqlexp RPAREN window(let
adam@1778 2111 val loc = s (COUNTleft, RPARENright)
adam@1778 2112 val e = (EVar (["Basis"], "sql_count_col", Infer), loc)
adam@1778 2113 in
adam@1778 2114 case window of
adam@1778 2115 NONE =>
adam@1778 2116 let
adam@1778 2117 val e = (EApp ((EVar (["Basis"], "sql_aggregate", Infer), loc),
adam@1778 2118 e), loc)
adam@1778 2119 in
adam@1778 2120 (EApp (e, sqlexp), loc)
adam@1778 2121 end
adam@1778 2122 | SOME _ =>
adam@1778 2123 let
adam@1778 2124 val e = (EVar (["Basis"], "sql_count_col", Infer), loc)
adam@1778 2125 val e = (EApp ((EVar (["Basis"], "sql_window_aggregate", Infer), loc),
adam@1778 2126 e), loc)
adam@1778 2127 in
adam@1778 2128 applyWindow loc (EApp (e, sqlexp), loc) window
adam@1778 2129 end
adam@1778 2130 end)
adam@1776 2131 | sqlagg LPAREN sqlexp RPAREN window (let
adam@1778 2132 val loc = s (sqlaggleft, RPARENright)
adam@1778 2133
adam@1776 2134 val e = (EVar (["Basis"], "sql_" ^ sqlagg, Infer), loc)
adam@1776 2135 in
adam@1776 2136 case window of
adam@1776 2137 NONE =>
adam@1776 2138 let
adam@1776 2139 val e = (EApp ((EVar (["Basis"], "sql_aggregate", Infer), loc),
adam@1776 2140 e), loc)
adam@1776 2141 in
adam@1776 2142 (EApp (e, sqlexp), loc)
adam@1776 2143 end
adam@1776 2144 | SOME _ =>
adam@1776 2145 let
adam@1776 2146 val e = (EApp ((EVar (["Basis"], "sql_window_aggregate", Infer), loc),
adam@1776 2147 e), loc)
adam@1776 2148 in
adam@1778 2149 applyWindow loc (EApp (e, sqlexp), loc) window
adam@1776 2150 end
adam@1776 2151 end)
adam@1778 2152 | RANK UNIT window (let
adam@1778 2153 val loc = s (RANKleft, windowright)
adam@1778 2154 in
adam@1778 2155 applyWindow loc (EVar (["Basis"], "sql_rank", Infer), loc) window
adam@1778 2156 end)
adam@1602 2157 | COALESCE LPAREN sqlexp COMMA sqlexp RPAREN
adam@1602 2158 (let
adam@1602 2159 val loc = s (COALESCEright, sqlexp2right)
adam@1602 2160 val e = (EVar (["Basis"], "sql_coalesce", Infer), loc)
adam@1602 2161 val e = (EApp (e, sqlexp1), loc)
adam@1602 2162 in
adam@1602 2163 (EApp (e, sqlexp2), loc)
adam@1602 2164 end)
adamc@746 2165 | fname LPAREN sqlexp RPAREN (let
adamc@746 2166 val loc = s (fnameleft, RPARENright)
adamc@746 2167
adamc@746 2168 val e = (EVar (["Basis"], "sql_ufunc", Infer), loc)
adamc@746 2169 val e = (EApp (e, fname), loc)
adamc@746 2170 in
adamc@746 2171 (EApp (e, sqlexp), loc)
adamc@746 2172 end)
adamc@1191 2173 | LPAREN query RPAREN (let
adamc@1191 2174 val loc = s (LPARENleft, RPARENright)
adamc@1191 2175
adamc@1191 2176 val e = (EVar (["Basis"], "sql_subquery", Infer), loc)
adamc@1191 2177 in
adamc@1191 2178 (EApp (e, query), loc)
adamc@1191 2179 end)
adamc@746 2180
adam@1776 2181 window : (NONE)
adam@1777 2182 | OVER LPAREN pbopt obopt RPAREN (SOME (pbopt, obopt))
adam@1777 2183
adam@1777 2184 pbopt : ((EVar (["Basis"], "sql_no_partition", Infer), dummy))
adam@1777 2185 | PARTITION BY sqlexp (let
adam@1777 2186 val loc = s (PARTITIONleft, sqlexpright)
adam@1777 2187
adam@1777 2188 val e = (EVar (["Basis"], "sql_partition", Infer), loc)
adam@1777 2189 in
adam@1777 2190 (EApp (e, sqlexp), loc)
adam@1777 2191 end)
adam@1776 2192
adamc@746 2193 fname : SYMBOL (EVar (["Basis"], "sql_" ^ SYMBOL, Infer), s (SYMBOLleft, SYMBOLright))
adamc@746 2194 | LBRACE eexp RBRACE (eexp)
adamc@235 2195
adamc@403 2196 wopt : (sql_inject (EVar (["Basis"], "True", Infer),
adamc@230 2197 dummy))
adamc@209 2198 | CWHERE sqlexp (sqlexp)
adamc@226 2199
adamc@226 2200 groupi : tident DOT fident (GField (tident, fident))
adam@1425 2201 | tident DOT LBRACE LBRACE cexp RBRACE RBRACE (GFields (tident, cexp))
adamc@226 2202
adamc@226 2203 groupis: groupi ([groupi])
adamc@226 2204 | groupi COMMA groupis (groupi :: groupis)
adamc@226 2205
adamc@226 2206 gopt : (NONE)
adamc@226 2207 | GROUP BY groupis (SOME groupis)
adamc@227 2208
adamc@403 2209 hopt : (sql_inject (EVar (["Basis"], "True", Infer),
adamc@230 2210 dummy))
adamc@227 2211 | HAVING sqlexp (sqlexp)
adamc@230 2212
adamc@403 2213 obopt : (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), dummy),
adamc@234 2214 (CWild (KRecord (KType, dummy), dummy), dummy)),
adamc@230 2215 dummy)
adamc@230 2216 | ORDER BY obexps (obexps)
adamc@230 2217
adamc@268 2218 obitem : sqlexp diropt (sqlexp, diropt)
adamc@268 2219
adamc@268 2220 obexps : obitem (let
adamc@268 2221 val loc = s (obitemleft, obitemright)
adamc@230 2222
adamc@403 2223 val e' = (ECApp ((EVar (["Basis"], "sql_order_by_Nil", Infer), loc),
adamc@234 2224 (CWild (KRecord (KType, loc), loc), loc)),
adamc@230 2225 loc)
adamc@403 2226 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons", Infer), loc),
adamc@268 2227 #1 obitem), loc)
adamc@268 2228 val e = (EApp (e, #2 obitem), loc)
adamc@230 2229 in
adamc@230 2230 (EApp (e, e'), loc)
adamc@230 2231 end)
adamc@268 2232 | obitem COMMA obexps (let
adamc@268 2233 val loc = s (obitemleft, obexpsright)
adamc@230 2234
adamc@403 2235 val e = (EApp ((EVar (["Basis"], "sql_order_by_Cons", Infer), loc),
adamc@268 2236 #1 obitem), loc)
adamc@268 2237 val e = (EApp (e, #2 obitem), loc)
adamc@230 2238 in
adamc@230 2239 (EApp (e, obexps), loc)
adamc@230 2240 end)
adam@1682 2241 | RANDOM popt (EVar (["Basis"], "sql_order_by_random", Infer), s (RANDOMleft, poptright))
adam@1682 2242
adam@1682 2243 popt : ()
adam@1682 2244 | LPAREN RPAREN ()
adam@1684 2245 | UNIT ()
adamc@231 2246
adamc@403 2247 diropt : (EVar (["Basis"], "sql_asc", Infer), dummy)
adamc@403 2248 | ASC (EVar (["Basis"], "sql_asc", Infer), s (ASCleft, ASCright))
adamc@403 2249 | DESC (EVar (["Basis"], "sql_desc", Infer), s (DESCleft, DESCright))
adam@1543 2250 | LBRACE eexp RBRACE (eexp)
adamc@268 2251
adamc@403 2252 lopt : (EVar (["Basis"], "sql_no_limit", Infer), dummy)
adamc@403 2253 | LIMIT ALL (EVar (["Basis"], "sql_no_limit", Infer), dummy)
adamc@231 2254 | LIMIT sqlint (let
adamc@231 2255 val loc = s (LIMITleft, sqlintright)
adamc@231 2256 in
adamc@403 2257 (EApp ((EVar (["Basis"], "sql_limit", Infer), loc), sqlint), loc)
adamc@231 2258 end)
adamc@231 2259
adamc@403 2260 ofopt : (EVar (["Basis"], "sql_no_offset", Infer), dummy)
adamc@232 2261 | OFFSET sqlint (let
adamc@232 2262 val loc = s (OFFSETleft, sqlintright)
adamc@232 2263 in
adamc@403 2264 (EApp ((EVar (["Basis"], "sql_offset", Infer), loc), sqlint), loc)
adamc@232 2265 end)
adamc@232 2266
adamc@231 2267 sqlint : INT (EPrim (Prim.Int INT), s (INTleft, INTright))
adamc@231 2268 | LBRACE eexp RBRACE (eexp)
adamc@236 2269
adamc@236 2270 sqlagg : AVG ("avg")
adamc@236 2271 | SUM ("sum")
adamc@236 2272 | MIN ("min")
adamc@236 2273 | MAX ("max")
adam@2010 2274
adam@2010 2275 ffi_mode : SYMBOL (case SYMBOL of
adam@2010 2276 "effectful" => Effectful
adam@2010 2277 | "benignEffectful" => BenignEffectful
adam@2010 2278 | "clientOnly" => ClientOnly
adam@2010 2279 | "serverOnly" => ServerOnly
adam@2010 2280 | _ => (ErrorMsg.errorAt (s (SYMBOLleft, SYMBOLright)) "Invalid FFI mode"; Effectful))
adam@2010 2281 | SYMBOL STRING (case SYMBOL of
adam@2010 2282 "jsFunc" => JsFunc STRING
adam@2010 2283 | _ => (ErrorMsg.errorAt (s (SYMBOLleft, SYMBOLright)) "Invalid FFI mode"; Effectful))
adam@2010 2284
adam@2010 2285 ffi_modes : ([])
adam@2010 2286 | ffi_mode ffi_modes (ffi_mode :: ffi_modes)