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annotate src/source_print.sml @ 677:81573f62d6c3

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Enforce termination of type class instances
author Adam Chlipala <adamc@hcoop.net>
date Thu, 26 Mar 2009 15:54:04 -0400
parents e68de2a5506b
children 70cbdcf5989b
rev   line source
adamc@1 1 (* Copyright (c) 2008, 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@1 15 * THIS SOFTWARE 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 (* Pretty-printing Ur/Web *)
adamc@1 29
adamc@4 30 structure SourcePrint :> SOURCE_PRINT = struct
adamc@1 31
adamc@1 32 open Print.PD
adamc@1 33 open Print
adamc@1 34
adamc@4 35 open Source
adamc@1 36
adamc@1 37 fun p_kind' par (k, _) =
adamc@1 38 case k of
adamc@1 39 KType => string "Type"
adamc@1 40 | KArrow (k1, k2) => parenIf par (box [p_kind' true k1,
adamc@1 41 space,
adamc@1 42 string "->",
adamc@1 43 space,
adamc@1 44 p_kind k2])
adamc@1 45 | KName => string "Name"
adamc@1 46 | KRecord k => box [string "{", p_kind k, string "}"]
adamc@82 47 | KUnit => string "Unit"
adamc@18 48 | KWild => string "_"
adamc@207 49 | KTuple ks => box [string "(",
adamc@207 50 p_list_sep (box [space, string "*", space]) p_kind ks,
adamc@207 51 string ")"]
adamc@1 52
adamc@623 53 | KVar x => string x
adamc@623 54 | KFun (x, k) => box [string x,
adamc@623 55 space,
adamc@623 56 string "-->",
adamc@623 57 space,
adamc@623 58 p_kind k]
adamc@623 59
adamc@1 60 and p_kind k = p_kind' false k
adamc@1 61
adamc@1 62 fun p_explicitness e =
adamc@1 63 case e of
adamc@1 64 Explicit => string "::"
adamc@1 65 | Implicit => string ":::"
adamc@1 66
adamc@1 67 fun p_con' par (c, _) =
adamc@1 68 case c of
adamc@1 69 CAnnot (c, k) => box [string "(",
adamc@1 70 p_con c,
adamc@1 71 space,
adamc@1 72 string "::",
adamc@1 73 space,
adamc@1 74 p_kind k,
adamc@1 75 string ")"]
adamc@1 76
adamc@1 77 | TFun (t1, t2) => parenIf par (box [p_con' true t1,
adamc@1 78 space,
adamc@1 79 string "->",
adamc@1 80 space,
adamc@1 81 p_con t2])
adamc@1 82 | TCFun (e, x, k, c) => parenIf par (box [string x,
adamc@1 83 space,
adamc@1 84 p_explicitness e,
adamc@1 85 space,
adamc@1 86 p_kind k,
adamc@1 87 space,
adamc@1 88 string "->",
adamc@1 89 space,
adamc@1 90 p_con c])
adamc@1 91 | TRecord (CRecord xcs, _) => box [string "{",
adamc@1 92 p_list (fn (x, c) =>
adamc@20 93 box [p_name x,
adamc@1 94 space,
adamc@1 95 string ":",
adamc@1 96 space,
adamc@1 97 p_con c]) xcs,
adamc@1 98 string "}"]
adamc@1 99 | TRecord c => box [string "$",
adamc@1 100 p_con' true c]
adamc@628 101 | TDisjoint (c1, c2, c3) => parenIf par (box [string "[",
adamc@628 102 p_con c1,
adamc@628 103 space,
adamc@628 104 string "~",
adamc@628 105 space,
adamc@628 106 p_con c2,
adamc@628 107 string "]",
adamc@628 108 space,
adamc@628 109 string "=>",
adamc@628 110 space,
adamc@628 111 p_con c3])
adamc@1 112
adamc@34 113 | CVar (ss, s) => p_list_sep (string ".") string (ss @ [s])
adamc@1 114 | CApp (c1, c2) => parenIf par (box [p_con c1,
adamc@1 115 space,
adamc@1 116 p_con' true c2])
adamc@67 117 | CAbs (x, NONE, c) => parenIf par (box [string "fn",
adamc@67 118 space,
adamc@67 119 string x,
adamc@67 120 space,
adamc@67 121 string "=>",
adamc@67 122 space,
adamc@67 123 p_con c])
adamc@67 124 | CAbs (x, SOME k, c) => parenIf par (box [string "fn",
adamc@67 125 space,
adamc@67 126 string x,
adamc@67 127 space,
adamc@67 128 string "::",
adamc@67 129 space,
adamc@67 130 p_kind k,
adamc@67 131 space,
adamc@67 132 string "=>",
adamc@67 133 space,
adamc@67 134 p_con c])
adamc@628 135
adamc@1 136
adamc@1 137 | CName s => box [string "#", string s]
adamc@1 138
adamc@1 139 | CRecord xcs => box [string "[",
adamc@1 140 p_list (fn (x, c) =>
adamc@1 141 box [p_con x,
adamc@1 142 space,
adamc@1 143 string "=",
adamc@1 144 space,
adamc@1 145 p_con c]) xcs,
adamc@1 146 string "]"]
adamc@1 147 | CConcat (c1, c2) => parenIf par (box [p_con' true c1,
adamc@1 148 space,
adamc@1 149 string "++",
adamc@1 150 space,
adamc@1 151 p_con c2])
adamc@621 152 | CMap => string "map"
adamc@82 153
adamc@82 154 | CUnit => string "()"
adamc@82 155
adamc@18 156 | CWild k => box [string "(_",
adamc@18 157 space,
adamc@18 158 string "::",
adamc@18 159 space,
adamc@223 160 p_kind k,
adamc@223 161 string ")"]
adamc@207 162
adamc@207 163 | CTuple cs => box [string "(",
adamc@207 164 p_list p_con cs,
adamc@207 165 string ")"]
adamc@207 166 | CProj (c, n) => box [p_con c,
adamc@207 167 string ".",
adamc@207 168 string (Int.toString n)]
adamc@623 169
adamc@623 170 | CKAbs (x, c) => box [string x,
adamc@623 171 space,
adamc@623 172 string "==>",
adamc@623 173 space,
adamc@623 174 p_con c]
adamc@623 175 | TKFun (x, c) => box [string x,
adamc@623 176 space,
adamc@623 177 string "-->",
adamc@623 178 space,
adamc@623 179 p_con c]
adamc@1 180
adamc@1 181 and p_con c = p_con' false c
adamc@1 182
adamc@20 183 and p_name (all as (c, _)) =
adamc@20 184 case c of
adamc@20 185 CName s => string s
adamc@20 186 | _ => p_con all
adamc@20 187
adamc@170 188 fun p_pat' par (p, _) =
adamc@170 189 case p of
adamc@170 190 PWild => string "_"
adamc@170 191 | PVar s => string s
adamc@173 192 | PPrim p => Prim.p_t p
adamc@170 193 | PCon (ms, x, NONE) => p_list_sep (string ".") string (ms @ [x])
adamc@170 194 | PCon (ms, x, SOME p) => parenIf par (box [p_list_sep (string ".") string (ms @ [x]),
adamc@170 195 space,
adamc@170 196 p_pat' true p])
adamc@174 197 | PRecord (xps, flex) =>
adamc@174 198 let
adamc@175 199 val pps = map (fn (x, p) => box [string x, space, string "=", space, p_pat p]) xps
adamc@174 200 in
adamc@174 201 box [string "{",
adamc@174 202 p_list_sep (box [string ",", space]) (fn x => x)
adamc@174 203 (if flex then
adamc@175 204 pps @ [string "..."]
adamc@174 205 else
adamc@175 206 pps),
adamc@174 207 string "}"]
adamc@174 208 end
adamc@170 209
adamc@174 210 and p_pat x = p_pat' false x
adamc@170 211
adamc@8 212 fun p_exp' par (e, _) =
adamc@8 213 case e of
adamc@8 214 EAnnot (e, t) => box [string "(",
adamc@8 215 p_exp e,
adamc@8 216 space,
adamc@8 217 string ":",
adamc@8 218 space,
adamc@8 219 p_con t,
adamc@8 220 string ")"]
adamc@8 221
adamc@14 222 | EPrim p => Prim.p_t p
adamc@403 223 | EVar (ss, s, _) => p_list_sep (string ".") string (ss @ [s])
adamc@8 224 | EApp (e1, e2) => parenIf par (box [p_exp e1,
adamc@8 225 space,
adamc@8 226 p_exp' true e2])
adamc@8 227 | EAbs (x, NONE, e) => parenIf par (box [string "fn",
adamc@8 228 space,
adamc@8 229 string x,
adamc@8 230 space,
adamc@8 231 string "=>",
adamc@8 232 space,
adamc@8 233 p_exp e])
adamc@8 234 | EAbs (x, SOME t, e) => parenIf par (box [string "fn",
adamc@8 235 space,
adamc@8 236 string x,
adamc@8 237 space,
adamc@8 238 string ":",
adamc@8 239 space,
adamc@8 240 p_con t,
adamc@8 241 space,
adamc@8 242 string "=>",
adamc@8 243 space,
adamc@8 244 p_exp e])
adamc@8 245 | ECApp (e, c) => parenIf par (box [p_exp e,
adamc@8 246 space,
adamc@8 247 string "[",
adamc@8 248 p_con c,
adamc@8 249 string "]"])
adamc@8 250 | ECAbs (exp, x, k, e) => parenIf par (box [string "fn",
adamc@8 251 space,
adamc@8 252 string x,
adamc@8 253 space,
adamc@8 254 p_explicitness exp,
adamc@8 255 space,
adamc@8 256 p_kind k,
adamc@8 257 space,
adamc@8 258 string "=>",
adamc@8 259 space,
adamc@8 260 p_exp e])
adamc@85 261 | EDisjoint (c1, c2, e) => parenIf par (box [p_con c1,
adamc@85 262 space,
adamc@85 263 string "~",
adamc@85 264 space,
adamc@85 265 p_con c2,
adamc@85 266 space,
adamc@85 267 string "=>",
adamc@85 268 space,
adamc@85 269 p_exp e])
adamc@629 270 | EDisjointApp e => parenIf par (box [p_exp e,
adamc@629 271 space,
adamc@629 272 string "!"])
adamc@8 273
adamc@12 274 | ERecord xes => box [string "{",
adamc@12 275 p_list (fn (x, e) =>
adamc@21 276 box [p_name x,
adamc@12 277 space,
adamc@12 278 string "=",
adamc@12 279 space,
adamc@12 280 p_exp e]) xes,
adamc@12 281 string "}"]
adamc@12 282 | EField (e, c) => box [p_exp' true e,
adamc@12 283 string ".",
adamc@12 284 p_con' true c]
adamc@445 285 | EConcat (e1, e2) => parenIf par (box [p_exp' true e1,
adamc@445 286 space,
adamc@445 287 string "++",
adamc@445 288 space,
adamc@445 289 p_exp' true e2])
adamc@149 290 | ECut (e, c) => parenIf par (box [p_exp' true e,
adamc@149 291 space,
adamc@149 292 string "--",
adamc@149 293 space,
adamc@149 294 p_con' true c])
adamc@493 295 | ECutMulti (e, c) => parenIf par (box [p_exp' true e,
adamc@493 296 space,
adamc@493 297 string "---",
adamc@493 298 space,
adamc@493 299 p_con' true c])
adamc@170 300 | ECase (e, pes) => parenIf par (box [string "case",
adamc@170 301 space,
adamc@171 302 p_exp e,
adamc@170 303 space,
adamc@170 304 string "of",
adamc@170 305 space,
adamc@170 306 p_list_sep (box [space, string "|", space])
adamc@170 307 (fn (p, e) => box [p_pat p,
adamc@170 308 space,
adamc@170 309 string "=>",
adamc@170 310 space,
adamc@170 311 p_exp e]) pes])
adamc@170 312
adamc@219 313 | EWild => string "_"
adamc@210 314
adamc@446 315 | ELet (ds, e) => box [string "let",
adamc@446 316 newline,
adamc@446 317 box [p_list_sep newline p_edecl ds],
adamc@446 318 newline,
adamc@446 319 string "in",
adamc@446 320 newline,
adamc@446 321 box [p_exp e],
adamc@446 322 newline,
adamc@446 323 string "end"]
adamc@446 324
adamc@623 325 | EKAbs (x, e) => box [string x,
adamc@623 326 space,
adamc@623 327 string "-->",
adamc@623 328 space,
adamc@623 329 p_exp e]
adamc@623 330
adamc@8 331 and p_exp e = p_exp' false e
adamc@8 332
adamc@446 333 and p_edecl (d, _) =
adamc@446 334 case d of
adamc@446 335 EDVal vi => box [string "val",
adamc@446 336 space,
adamc@446 337 p_vali vi]
adamc@446 338 | EDValRec vis => box [string "val",
adamc@446 339 space,
adamc@446 340 string "rec",
adamc@446 341 space,
adamc@446 342 p_list_sep (box [newline, string "and", space]) p_vali vis]
adamc@446 343
adamc@446 344 and p_vali (x, co, e) =
adamc@446 345 case co of
adamc@446 346 NONE => box [string x,
adamc@446 347 space,
adamc@446 348 string "=",
adamc@446 349 space,
adamc@446 350 p_exp e]
adamc@446 351 | SOME t => box [string x,
adamc@446 352 space,
adamc@446 353 string ":",
adamc@446 354 space,
adamc@446 355 p_con t,
adamc@446 356 space,
adamc@446 357 string "=",
adamc@446 358 space,
adamc@446 359 p_exp e]
adamc@446 360
adamc@446 361
adamc@191 362 fun p_datatype (x, xs, cons) =
adamc@156 363 box [string "datatype",
adamc@156 364 space,
adamc@156 365 string x,
adamc@191 366 p_list_sep (box []) (fn x => box [space, string x]) xs,
adamc@156 367 space,
adamc@156 368 string "=",
adamc@156 369 space,
adamc@156 370 p_list_sep (box [space, string "|", space])
adamc@156 371 (fn (x, NONE) => string x
adamc@156 372 | (x, SOME t) => box [string x, space, string "of", space, p_con t])
adamc@156 373 cons]
adamc@156 374
adamc@30 375 fun p_sgn_item (sgi, _) =
adamc@30 376 case sgi of
adamc@30 377 SgiConAbs (x, k) => box [string "con",
adamc@30 378 space,
adamc@30 379 string x,
adamc@30 380 space,
adamc@30 381 string "::",
adamc@30 382 space,
adamc@30 383 p_kind k]
adamc@30 384 | SgiCon (x, NONE, c) => box [string "con",
adamc@30 385 space,
adamc@30 386 string x,
adamc@30 387 space,
adamc@30 388 string "=",
adamc@30 389 space,
adamc@30 390 p_con c]
adamc@30 391 | SgiCon (x, SOME k, c) => box [string "con",
adamc@30 392 space,
adamc@30 393 string x,
adamc@30 394 space,
adamc@30 395 string "::",
adamc@30 396 space,
adamc@30 397 p_kind k,
adamc@30 398 space,
adamc@30 399 string "=",
adamc@30 400 space,
adamc@30 401 p_con c]
adamc@156 402 | SgiDatatype x => p_datatype x
adamc@156 403 | SgiDatatypeImp (x, ms, x') =>
adamc@156 404 box [string "datatype",
adamc@156 405 space,
adamc@156 406 string x,
adamc@156 407 space,
adamc@156 408 string "=",
adamc@156 409 space,
adamc@156 410 string "datatype",
adamc@156 411 space,
adamc@156 412 p_list_sep (string ".") string (ms @ [x'])]
adamc@30 413 | SgiVal (x, c) => box [string "val",
adamc@30 414 space,
adamc@30 415 string x,
adamc@30 416 space,
adamc@30 417 string ":",
adamc@30 418 space,
adamc@30 419 p_con c]
adamc@30 420 | SgiStr (x, sgn) => box [string "structure",
adamc@30 421 space,
adamc@30 422 string x,
adamc@30 423 space,
adamc@30 424 string ":",
adamc@30 425 space,
adamc@30 426 p_sgn sgn]
adamc@59 427 | SgiSgn (x, sgn) => box [string "signature",
adamc@59 428 space,
adamc@59 429 string x,
adamc@59 430 space,
adamc@59 431 string "=",
adamc@59 432 space,
adamc@59 433 p_sgn sgn]
adamc@58 434 | SgiInclude sgn => box [string "include",
adamc@58 435 space,
adamc@58 436 p_sgn sgn]
adamc@88 437 | SgiConstraint (c1, c2) => box [string "constraint",
adamc@88 438 space,
adamc@88 439 p_con c1,
adamc@88 440 space,
adamc@88 441 string "~",
adamc@88 442 space,
adamc@88 443 p_con c2]
adamc@563 444 | SgiClassAbs (x, k) => box [string "class",
adamc@563 445 space,
adamc@563 446 string x,
adamc@563 447 space,
adamc@563 448 string "::",
adamc@563 449 space,
adamc@563 450 p_kind k]
adamc@563 451 | SgiClass (x, k, c) => box [string "class",
adamc@563 452 space,
adamc@563 453 string x,
adamc@563 454 space,
adamc@563 455 string "::",
adamc@563 456 space,
adamc@563 457 p_kind k,
adamc@563 458 space,
adamc@563 459 string "=",
adamc@563 460 space,
adamc@563 461 p_con c]
adamc@563 462
adamc@30 463 and p_sgn (sgn, _) =
adamc@30 464 case sgn of
adamc@30 465 SgnConst sgis => box [string "sig",
adamc@30 466 newline,
adamc@30 467 p_list_sep newline p_sgn_item sgis,
adamc@30 468 newline,
adamc@30 469 string "end"]
adamc@30 470 | SgnVar x => string x
adamc@40 471 | SgnFun (x, sgn, sgn') => box [string "functor",
adamc@40 472 space,
adamc@40 473 string "(",
adamc@40 474 string x,
adamc@40 475 space,
adamc@40 476 string ":",
adamc@40 477 p_sgn sgn,
adamc@40 478 string ")",
adamc@40 479 space,
adamc@40 480 string ":",
adamc@40 481 space,
adamc@40 482 p_sgn sgn']
adamc@42 483 | SgnWhere (sgn, x, c) => box [p_sgn sgn,
adamc@42 484 space,
adamc@42 485 string "where",
adamc@42 486 space,
adamc@42 487 string "con",
adamc@42 488 space,
adamc@42 489 string x,
adamc@42 490 space,
adamc@42 491 string "=",
adamc@42 492 space,
adamc@42 493 p_con c]
adamc@59 494 | SgnProj (m, ms, x) => p_list_sep (string ".") string (m :: ms @ [x])
adamc@59 495
adamc@42 496
adamc@123 497
adamc@1 498 fun p_decl ((d, _) : decl) =
adamc@1 499 case d of
adamc@1 500 DCon (x, NONE, c) => box [string "con",
adamc@1 501 space,
adamc@1 502 string x,
adamc@1 503 space,
adamc@1 504 string "=",
adamc@1 505 space,
adamc@1 506 p_con c]
adamc@1 507 | DCon (x, SOME k, c) => box [string "con",
adamc@1 508 space,
adamc@1 509 string x,
adamc@1 510 space,
adamc@1 511 string "::",
adamc@1 512 space,
adamc@1 513 p_kind k,
adamc@1 514 space,
adamc@1 515 string "=",
adamc@1 516 space,
adamc@1 517 p_con c]
adamc@156 518 | DDatatype x => p_datatype x
adamc@156 519 | DDatatypeImp (x, ms, x') =>
adamc@156 520 box [string "datatype",
adamc@156 521 space,
adamc@156 522 string x,
adamc@156 523 space,
adamc@156 524 string "=",
adamc@156 525 space,
adamc@156 526 string "datatype",
adamc@156 527 space,
adamc@156 528 p_list_sep (string ".") string (ms @ [x'])]
adamc@123 529 | DVal vi => box [string "val",
adamc@123 530 space,
adamc@123 531 p_vali vi]
adamc@123 532 | DValRec vis => box [string "val",
adamc@123 533 space,
adamc@123 534 string "rec",
adamc@123 535 space,
adamc@123 536 p_list_sep (box [newline, string "and", space]) p_vali vis]
adamc@1 537
adamc@30 538 | DSgn (x, sgn) => box [string "signature",
adamc@30 539 space,
adamc@30 540 string x,
adamc@30 541 space,
adamc@30 542 string "=",
adamc@30 543 space,
adamc@30 544 p_sgn sgn]
adamc@30 545 | DStr (x, NONE, str) => box [string "structure",
adamc@30 546 space,
adamc@30 547 string x,
adamc@30 548 space,
adamc@30 549 string "=",
adamc@30 550 space,
adamc@30 551 p_str str]
adamc@30 552 | DStr (x, SOME sgn, str) => box [string "structure",
adamc@30 553 space,
adamc@30 554 string x,
adamc@30 555 space,
adamc@30 556 string ":",
adamc@30 557 space,
adamc@30 558 p_sgn sgn,
adamc@30 559 space,
adamc@30 560 string "=",
adamc@30 561 space,
adamc@30 562 p_str str]
adamc@48 563 | DFfiStr (x, sgn) => box [string "extern",
adamc@48 564 space,
adamc@48 565 string "structure",
adamc@48 566 space,
adamc@48 567 string x,
adamc@48 568 space,
adamc@48 569 string ":",
adamc@48 570 space,
adamc@48 571 p_sgn sgn]
adamc@61 572 | DOpen (m, ms) => box [string "open",
adamc@61 573 space,
adamc@61 574 p_list_sep (string ".") string (m :: ms)]
adamc@88 575 | DConstraint (c1, c2) => box [string "constraint",
adamc@88 576 space,
adamc@88 577 p_con c1,
adamc@88 578 space,
adamc@88 579 string "~",
adamc@88 580 space,
adamc@88 581 p_con c2]
adamc@88 582 | DOpenConstraints (m, ms) => box [string "open",
adamc@88 583 space,
adamc@88 584 string "constraints",
adamc@88 585 space,
adamc@88 586 p_list_sep (string ".") string (m :: ms)]
adamc@30 587
adamc@109 588 | DExport str => box [string "export",
adamc@109 589 space,
adamc@109 590 p_str str]
adamc@203 591 | DTable (x, c) => box [string "table",
adamc@203 592 space,
adamc@203 593 string x,
adamc@203 594 space,
adamc@203 595 string ":",
adamc@203 596 space,
adamc@203 597 p_con c]
adamc@338 598 | DSequence x => box [string "sequence",
adamc@338 599 space,
adamc@338 600 string x]
adamc@563 601 | DClass (x, k, c) => box [string "class",
adamc@563 602 space,
adamc@563 603 string x,
adamc@563 604 space,
adamc@563 605 string "=",
adamc@563 606 space,
adamc@563 607 p_con c]
adamc@100 608
adamc@271 609 | DDatabase s => box [string "database",
adamc@271 610 space,
adamc@271 611 string s]
adamc@271 612
adamc@459 613 | DCookie (x, c) => box [string "cookie",
adamc@459 614 space,
adamc@459 615 string x,
adamc@459 616 space,
adamc@459 617 string ":",
adamc@459 618 space,
adamc@459 619 p_con c]
adamc@459 620
adamc@30 621 and p_str (str, _) =
adamc@30 622 case str of
adamc@30 623 StrConst ds => box [string "struct",
adamc@30 624 newline,
adamc@30 625 p_list_sep newline p_decl ds,
adamc@30 626 newline,
adamc@30 627 string "end"]
adamc@30 628 | StrVar x => string x
adamc@34 629 | StrProj (str, x) => box [p_str str,
adamc@34 630 string ".",
adamc@34 631 string x]
adamc@40 632 | StrFun (x, sgn, NONE, str) => box [string "functor",
adamc@40 633 space,
adamc@40 634 string "(",
adamc@40 635 string x,
adamc@40 636 space,
adamc@40 637 string ":",
adamc@40 638 p_sgn sgn,
adamc@40 639 string ")",
adamc@40 640 space,
adamc@40 641 string "=>",
adamc@40 642 space,
adamc@40 643 p_str str]
adamc@40 644 | StrFun (x, sgn, SOME sgn', str) => box [string "functor",
adamc@40 645 space,
adamc@40 646 string "(",
adamc@40 647 string x,
adamc@40 648 space,
adamc@40 649 string ":",
adamc@40 650 p_sgn sgn,
adamc@40 651 string ")",
adamc@40 652 space,
adamc@40 653 string ":",
adamc@40 654 space,
adamc@40 655 p_sgn sgn',
adamc@40 656 space,
adamc@40 657 string "=>",
adamc@40 658 space,
adamc@40 659 p_str str]
adamc@44 660 | StrApp (str1, str2) => box [p_str str1,
adamc@44 661 string "(",
adamc@44 662 p_str str2,
adamc@44 663 string ")"]
adamc@30 664
adamc@1 665 val p_file = p_list_sep newline p_decl
adamc@1 666
adamc@1 667 end