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annotate src/expl_print.sml @ 176:33d4a8eea484

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Case through explify
author Adam Chlipala <adamc@hcoop.net>
date Thu, 31 Jul 2008 16:28:55 -0400
parents 80192edca30d
children d11754ffe252
rev   line source
adamc@38 1 (* Copyright (c) 2008, Adam Chlipala
adamc@38 2 * All rights reserved.
adamc@38 3 *
adamc@38 4 * Redistribution and use in source and binary forms, with or without
adamc@38 5 * modification, are permitted provided that the following conditions are met:
adamc@38 6 *
adamc@38 7 * - Redistributions of source code must retain the above copyright notice,
adamc@38 8 * this list of conditions and the following disclaimer.
adamc@38 9 * - Redistributions in binary form must reproduce the above copyright notice,
adamc@38 10 * this list of conditions and the following disclaimer in the documentation
adamc@38 11 * and/or other materials provided with the distribution.
adamc@38 12 * - The names of contributors may not be used to endorse or promote products
adamc@38 13 * derived from this software without specific prior written permission.
adamc@38 14 *
adamc@38 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
adamc@38 16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
adamc@38 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
adamc@38 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
adamc@38 19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
adamc@38 20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
adamc@38 21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
adamc@38 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
adamc@38 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
adamc@38 24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
adamc@38 25 * POSSIBILITY OF SUCH DAMAGE.
adamc@38 26 *)
adamc@38 27
adamc@38 28 (* Pretty-printing elaborated Laconic/Web *)
adamc@38 29
adamc@38 30 structure ExplPrint :> EXPL_PRINT = struct
adamc@38 31
adamc@38 32 open Print.PD
adamc@38 33 open Print
adamc@38 34
adamc@38 35 open Expl
adamc@38 36
adamc@38 37 structure E = ExplEnv
adamc@38 38
adamc@38 39 val debug = ref false
adamc@38 40
adamc@38 41 fun p_kind' par (k, _) =
adamc@38 42 case k of
adamc@38 43 KType => string "Type"
adamc@38 44 | KArrow (k1, k2) => parenIf par (box [p_kind' true k1,
adamc@38 45 space,
adamc@38 46 string "->",
adamc@38 47 space,
adamc@38 48 p_kind k2])
adamc@38 49 | KName => string "Name"
adamc@38 50 | KRecord k => box [string "{", p_kind k, string "}"]
adamc@87 51 | KUnit => string "Unit"
adamc@38 52
adamc@38 53 and p_kind k = p_kind' false k
adamc@38 54
adamc@38 55 fun p_con' par env (c, _) =
adamc@38 56 case c of
adamc@38 57 TFun (t1, t2) => parenIf par (box [p_con' true env t1,
adamc@38 58 space,
adamc@38 59 string "->",
adamc@38 60 space,
adamc@38 61 p_con env t2])
adamc@38 62 | TCFun (x, k, c) => parenIf par (box [string x,
adamc@38 63 space,
adamc@38 64 string "::",
adamc@38 65 space,
adamc@38 66 p_kind k,
adamc@38 67 space,
adamc@38 68 string "->",
adamc@38 69 space,
adamc@38 70 p_con (E.pushCRel env x k) c])
adamc@38 71 | TRecord (CRecord (_, xcs), _) => box [string "{",
adamc@38 72 p_list (fn (x, c) =>
adamc@38 73 box [p_name env x,
adamc@38 74 space,
adamc@38 75 string ":",
adamc@38 76 space,
adamc@38 77 p_con env c]) xcs,
adamc@38 78 string "}"]
adamc@38 79 | TRecord c => box [string "$",
adamc@38 80 p_con' true env c]
adamc@38 81
adamc@38 82 | CRel n =>
adamc@38 83 if !debug then
adamc@38 84 string (#1 (E.lookupCRel env n) ^ "_" ^ Int.toString n)
adamc@38 85 else
adamc@38 86 string (#1 (E.lookupCRel env n))
adamc@38 87 | CNamed n =>
adamc@38 88 ((if !debug then
adamc@38 89 string (#1 (E.lookupCNamed env n) ^ "__" ^ Int.toString n)
adamc@38 90 else
adamc@38 91 string (#1 (E.lookupCNamed env n)))
adamc@38 92 handle E.UnboundNamed _ => string ("UNBOUND_NAMED" ^ Int.toString n))
adamc@38 93 | CModProj (m1, ms, x) =>
adamc@38 94 let
adamc@109 95 val m1x = #1 (E.lookupStrNamed env m1)
adamc@109 96 handle E.UnboundNamed _ => "UNBOUND"
adamc@38 97
adamc@38 98 val m1s = if !debug then
adamc@38 99 m1x ^ "__" ^ Int.toString m1
adamc@38 100 else
adamc@38 101 m1x
adamc@38 102 in
adamc@146 103 p_list_sep (string ".") string (m1s :: ms @ [x])
adamc@38 104 end
adamc@38 105
adamc@38 106 | CApp (c1, c2) => parenIf par (box [p_con env c1,
adamc@38 107 space,
adamc@38 108 p_con' true env c2])
adamc@38 109 | CAbs (x, k, c) => parenIf par (box [string "fn",
adamc@38 110 space,
adamc@38 111 string x,
adamc@38 112 space,
adamc@38 113 string "::",
adamc@38 114 space,
adamc@38 115 p_kind k,
adamc@38 116 space,
adamc@38 117 string "=>",
adamc@38 118 space,
adamc@38 119 p_con (E.pushCRel env x k) c])
adamc@38 120
adamc@38 121 | CName s => box [string "#", string s]
adamc@38 122
adamc@38 123 | CRecord (k, xcs) =>
adamc@38 124 if !debug then
adamc@38 125 parenIf par (box [string "[",
adamc@38 126 p_list (fn (x, c) =>
adamc@38 127 box [p_con env x,
adamc@38 128 space,
adamc@38 129 string "=",
adamc@38 130 space,
adamc@38 131 p_con env c]) xcs,
adamc@38 132 string "]::",
adamc@38 133 p_kind k])
adamc@38 134 else
adamc@38 135 parenIf par (box [string "[",
adamc@38 136 p_list (fn (x, c) =>
adamc@38 137 box [p_con env x,
adamc@38 138 space,
adamc@38 139 string "=",
adamc@38 140 space,
adamc@38 141 p_con env c]) xcs,
adamc@38 142 string "]"])
adamc@38 143 | CConcat (c1, c2) => parenIf par (box [p_con' true env c1,
adamc@38 144 space,
adamc@38 145 string "++",
adamc@38 146 space,
adamc@38 147 p_con env c2])
adamc@68 148 | CFold _ => string "fold"
adamc@87 149 | CUnit => string "()"
adamc@38 150
adamc@38 151 and p_con env = p_con' false env
adamc@38 152
adamc@38 153 and p_name env (all as (c, _)) =
adamc@38 154 case c of
adamc@38 155 CName s => string s
adamc@38 156 | _ => p_con env all
adamc@38 157
adamc@176 158 fun p_patCon env pc =
adamc@176 159 case pc of
adamc@176 160 PConVar n =>
adamc@176 161 ((if !debug then
adamc@176 162 string (#1 (E.lookupENamed env n) ^ "__" ^ Int.toString n)
adamc@176 163 else
adamc@176 164 string (#1 (E.lookupENamed env n)))
adamc@176 165 handle E.UnboundRel _ => string ("UNBOUND_NAMED" ^ Int.toString n))
adamc@176 166 | PConProj (m1, ms, x) =>
adamc@176 167 let
adamc@176 168 val m1x = #1 (E.lookupStrNamed env m1)
adamc@176 169 handle E.UnboundNamed _ => "UNBOUND_STR_" ^ Int.toString m1
adamc@176 170
adamc@176 171 val m1s = if !debug then
adamc@176 172 m1x ^ "__" ^ Int.toString m1
adamc@176 173 else
adamc@176 174 m1x
adamc@176 175 in
adamc@176 176 p_list_sep (string ".") string (m1x :: ms @ [x])
adamc@176 177 end
adamc@176 178
adamc@176 179 fun p_pat' par env (p, _) =
adamc@176 180 case p of
adamc@176 181 PWild => string "_"
adamc@176 182 | PVar s => string s
adamc@176 183 | PPrim p => Prim.p_t p
adamc@176 184 | PCon (pc, NONE) => p_patCon env pc
adamc@176 185 | PCon (pc, SOME p) => parenIf par (box [p_patCon env pc,
adamc@176 186 space,
adamc@176 187 p_pat' true env p])
adamc@176 188 | PRecord xps =>
adamc@176 189 box [string "{",
adamc@176 190 p_list_sep (box [string ",", space]) (fn (x, p) =>
adamc@176 191 box [string x,
adamc@176 192 space,
adamc@176 193 string "=",
adamc@176 194 space,
adamc@176 195 p_pat env p]) xps,
adamc@176 196 string "}"]
adamc@176 197
adamc@176 198 and p_pat x = p_pat' false x
adamc@176 199
adamc@146 200 fun p_exp' par env (e, loc) =
adamc@38 201 case e of
adamc@38 202 EPrim p => Prim.p_t p
adamc@38 203 | ERel n =>
adamc@38 204 if !debug then
adamc@38 205 string (#1 (E.lookupERel env n) ^ "_" ^ Int.toString n)
adamc@38 206 else
adamc@38 207 string (#1 (E.lookupERel env n))
adamc@38 208 | ENamed n =>
adamc@38 209 if !debug then
adamc@38 210 string (#1 (E.lookupENamed env n) ^ "__" ^ Int.toString n)
adamc@38 211 else
adamc@38 212 string (#1 (E.lookupENamed env n))
adamc@38 213 | EModProj (m1, ms, x) =>
adamc@38 214 let
adamc@38 215 val (m1x, sgn) = E.lookupStrNamed env m1
adamc@146 216 handle E.UnboundNamed _ => ("UNBOUND", (SgnConst [], loc))
adamc@38 217
adamc@38 218 val m1s = if !debug then
adamc@38 219 m1x ^ "__" ^ Int.toString m1
adamc@38 220 else
adamc@38 221 m1x
adamc@38 222 in
adamc@146 223 p_list_sep (string ".") string (m1s :: ms @ [x])
adamc@38 224 end
adamc@38 225
adamc@38 226 | EApp (e1, e2) => parenIf par (box [p_exp env e1,
adamc@38 227 space,
adamc@38 228 p_exp' true env e2])
adamc@38 229 | EAbs (x, t, _, e) => parenIf par (box [string "fn",
adamc@38 230 space,
adamc@38 231 string x,
adamc@38 232 space,
adamc@38 233 string ":",
adamc@38 234 space,
adamc@38 235 p_con env t,
adamc@38 236 space,
adamc@38 237 string "=>",
adamc@38 238 space,
adamc@38 239 p_exp (E.pushERel env x t) e])
adamc@38 240 | ECApp (e, c) => parenIf par (box [p_exp env e,
adamc@38 241 space,
adamc@38 242 string "[",
adamc@38 243 p_con env c,
adamc@38 244 string "]"])
adamc@38 245 | ECAbs (x, k, e) => parenIf par (box [string "fn",
adamc@38 246 space,
adamc@38 247 string x,
adamc@38 248 space,
adamc@38 249 string "::",
adamc@38 250 space,
adamc@38 251 p_kind k,
adamc@38 252 space,
adamc@38 253 string "=>",
adamc@38 254 space,
adamc@38 255 p_exp (E.pushCRel env x k) e])
adamc@38 256
adamc@38 257 | ERecord xes => box [string "{",
adamc@38 258 p_list (fn (x, e, _) =>
adamc@38 259 box [p_name env x,
adamc@38 260 space,
adamc@38 261 string "=",
adamc@38 262 space,
adamc@38 263 p_exp env e]) xes,
adamc@38 264 string "}"]
adamc@38 265 | EField (e, c, {field, rest}) =>
adamc@38 266 if !debug then
adamc@38 267 box [p_exp' true env e,
adamc@38 268 string ".",
adamc@38 269 p_con' true env c,
adamc@38 270 space,
adamc@38 271 string "[",
adamc@38 272 p_con env field,
adamc@38 273 space,
adamc@38 274 string " in ",
adamc@38 275 space,
adamc@38 276 p_con env rest,
adamc@38 277 string "]"]
adamc@38 278 else
adamc@38 279 box [p_exp' true env e,
adamc@38 280 string ".",
adamc@38 281 p_con' true env c]
adamc@149 282 | ECut (e, c, {field, rest}) =>
adamc@149 283 parenIf par (if !debug then
adamc@149 284 box [p_exp' true env e,
adamc@149 285 space,
adamc@149 286 string "--",
adamc@149 287 space,
adamc@149 288 p_con' true env c,
adamc@149 289 space,
adamc@149 290 string "[",
adamc@149 291 p_con env field,
adamc@149 292 space,
adamc@149 293 string " in ",
adamc@149 294 space,
adamc@149 295 p_con env rest,
adamc@149 296 string "]"]
adamc@149 297 else
adamc@149 298 box [p_exp' true env e,
adamc@149 299 space,
adamc@149 300 string "--",
adamc@149 301 space,
adamc@149 302 p_con' true env c])
adamc@72 303 | EFold _ => string "fold"
adamc@38 304
adamc@109 305 | EWrite e => box [string "write(",
adamc@109 306 p_exp env e,
adamc@109 307 string ")"]
adamc@109 308
adamc@176 309 | ECase (e, pes, _) => parenIf par (box [string "case",
adamc@176 310 space,
adamc@176 311 p_exp env e,
adamc@176 312 space,
adamc@176 313 string "of",
adamc@176 314 space,
adamc@176 315 p_list_sep (box [space, string "|", space])
adamc@176 316 (fn (p, e) => box [p_pat env p,
adamc@176 317 space,
adamc@176 318 string "=>",
adamc@176 319 space,
adamc@176 320 p_exp env e]) pes])
adamc@176 321
adamc@38 322 and p_exp env = p_exp' false env
adamc@38 323
adamc@38 324 fun p_named x n =
adamc@38 325 if !debug then
adamc@38 326 box [string x,
adamc@38 327 string "__",
adamc@38 328 string (Int.toString n)]
adamc@38 329 else
adamc@38 330 string x
adamc@38 331
adamc@162 332 fun p_datatype env (x, n, cons) =
adamc@162 333 let
adamc@162 334 val env = E.pushCNamed env x n (KType, ErrorMsg.dummySpan) NONE
adamc@162 335 in
adamc@162 336 box [string "datatype",
adamc@162 337 space,
adamc@162 338 string x,
adamc@162 339 space,
adamc@162 340 string "=",
adamc@162 341 space,
adamc@162 342 p_list_sep (box [space, string "|", space])
adamc@163 343 (fn (x, n, NONE) => if !debug then (string (x ^ "__" ^ Int.toString n))
adamc@163 344 else string x
adamc@163 345 | (x, _, SOME t) => box [if !debug then (string (x ^ "__" ^ Int.toString n))
adamc@163 346 else string x, space, string "of", space, p_con env t])
adamc@162 347 cons]
adamc@162 348 end
adamc@162 349
adamc@38 350 fun p_sgn_item env (sgi, _) =
adamc@38 351 case sgi of
adamc@38 352 SgiConAbs (x, n, k) => box [string "con",
adamc@38 353 space,
adamc@38 354 p_named x n,
adamc@38 355 space,
adamc@38 356 string "::",
adamc@38 357 space,
adamc@38 358 p_kind k]
adamc@38 359 | SgiCon (x, n, k, c) => box [string "con",
adamc@38 360 space,
adamc@38 361 p_named x n,
adamc@38 362 space,
adamc@38 363 string "::",
adamc@38 364 space,
adamc@38 365 p_kind k,
adamc@38 366 space,
adamc@38 367 string "=",
adamc@38 368 space,
adamc@38 369 p_con env c]
adamc@162 370 | SgiDatatype x => p_datatype env x
adamc@162 371 | SgiDatatypeImp (x, _, m1, ms, x', _) =>
adamc@162 372 let
adamc@162 373 val m1x = #1 (E.lookupStrNamed env m1)
adamc@162 374 handle E.UnboundNamed _ => "UNBOUND_STR_" ^ Int.toString m1
adamc@162 375 in
adamc@162 376 box [string "datatype",
adamc@162 377 space,
adamc@162 378 string x,
adamc@162 379 space,
adamc@162 380 string "=",
adamc@162 381 space,
adamc@162 382 string "datatype",
adamc@162 383 space,
adamc@162 384 p_list_sep (string ".") string (m1x :: ms @ [x'])]
adamc@162 385 end
adamc@38 386 | SgiVal (x, n, c) => box [string "val",
adamc@38 387 space,
adamc@38 388 p_named x n,
adamc@38 389 space,
adamc@38 390 string ":",
adamc@38 391 space,
adamc@38 392 p_con env c]
adamc@38 393 | SgiStr (x, n, sgn) => box [string "structure",
adamc@38 394 space,
adamc@38 395 p_named x n,
adamc@38 396 space,
adamc@38 397 string ":",
adamc@38 398 space,
adamc@38 399 p_sgn env sgn]
adamc@64 400 | SgiSgn (x, n, sgn) => box [string "signature",
adamc@64 401 space,
adamc@64 402 p_named x n,
adamc@64 403 space,
adamc@64 404 string "=",
adamc@64 405 space,
adamc@64 406 p_sgn env sgn]
adamc@38 407
adamc@146 408 and p_sgn env (sgn, loc) =
adamc@38 409 case sgn of
adamc@38 410 SgnConst sgis => box [string "sig",
adamc@38 411 newline,
adamc@38 412 let
adamc@38 413 val (psgis, _) = ListUtil.foldlMap (fn (sgi, env) =>
adamc@38 414 (p_sgn_item env sgi,
adamc@38 415 E.sgiBinds env sgi))
adamc@38 416 env sgis
adamc@38 417 in
adamc@38 418 p_list_sep newline (fn x => x) psgis
adamc@38 419 end,
adamc@38 420 newline,
adamc@38 421 string "end"]
adamc@146 422 | SgnVar n => string ((#1 (E.lookupSgnNamed env n))
adamc@146 423 handle E.UnboundNamed _ => "UNBOUND")
adamc@45 424 | SgnFun (x, n, sgn, sgn') => box [string "functor",
adamc@45 425 space,
adamc@45 426 string "(",
adamc@45 427 string x,
adamc@45 428 space,
adamc@45 429 string ":",
adamc@45 430 space,
adamc@45 431 p_sgn env sgn,
adamc@45 432 string ")",
adamc@45 433 space,
adamc@45 434 string ":",
adamc@45 435 space,
adamc@45 436 p_sgn (E.pushStrNamed env x n sgn) sgn']
adamc@45 437 | SgnWhere (sgn, x, c) => box [p_sgn env sgn,
adamc@45 438 space,
adamc@45 439 string "where",
adamc@45 440 space,
adamc@45 441 string "con",
adamc@45 442 space,
adamc@45 443 string x,
adamc@45 444 space,
adamc@45 445 string "=",
adamc@45 446 space,
adamc@45 447 p_con env c]
adamc@64 448 | SgnProj (m1, ms, x) =>
adamc@64 449 let
adamc@64 450 val (m1x, sgn) = E.lookupStrNamed env m1
adamc@146 451 handle E.UnboundNamed _ => ("UNBOUND", (SgnConst [], loc))
adamc@64 452
adamc@64 453 val m1s = if !debug then
adamc@64 454 m1x ^ "__" ^ Int.toString m1
adamc@64 455 else
adamc@64 456 m1x
adamc@64 457 in
adamc@64 458 p_list_sep (string ".") string (m1x :: ms @ [x])
adamc@64 459 end
adamc@38 460
adamc@124 461 fun p_vali env (x, n, t, e) = box [p_named x n,
adamc@124 462 space,
adamc@124 463 string ":",
adamc@124 464 space,
adamc@124 465 p_con env t,
adamc@124 466 space,
adamc@124 467 string "=",
adamc@124 468 space,
adamc@124 469 p_exp env e]
adamc@124 470
adamc@124 471 fun p_decl env (dAll as (d, _) : decl) =
adamc@38 472 case d of
adamc@38 473 DCon (x, n, k, c) => box [string "con",
adamc@38 474 space,
adamc@38 475 p_named x n,
adamc@38 476 space,
adamc@38 477 string "::",
adamc@38 478 space,
adamc@38 479 p_kind k,
adamc@38 480 space,
adamc@38 481 string "=",
adamc@38 482 space,
adamc@38 483 p_con env c]
adamc@162 484 | DDatatype x => p_datatype env x
adamc@162 485 | DDatatypeImp (x, _, m1, ms, x', _) =>
adamc@162 486 let
adamc@162 487 val m1x = #1 (E.lookupStrNamed env m1)
adamc@162 488 handle E.UnboundNamed _ => "UNBOUND_STR_" ^ Int.toString m1
adamc@162 489 in
adamc@162 490 box [string "datatype",
adamc@162 491 space,
adamc@162 492 string x,
adamc@162 493 space,
adamc@162 494 string "=",
adamc@162 495 space,
adamc@162 496 string "datatype",
adamc@162 497 space,
adamc@162 498 p_list_sep (string ".") string (m1x :: ms @ [x'])]
adamc@162 499 end
adamc@124 500 | DVal vi => box [string "val",
adamc@124 501 space,
adamc@124 502 p_vali env vi]
adamc@124 503 | DValRec vis =>
adamc@124 504 let
adamc@124 505 val env = E.declBinds env dAll
adamc@124 506 in
adamc@124 507 box [string "val",
adamc@124 508 space,
adamc@124 509 string "rec",
adamc@124 510 space,
adamc@124 511 p_list_sep (box [newline, string "and", space]) (p_vali env) vis]
adamc@124 512 end
adamc@38 513
adamc@38 514 | DSgn (x, n, sgn) => box [string "signature",
adamc@38 515 space,
adamc@38 516 p_named x n,
adamc@38 517 space,
adamc@38 518 string "=",
adamc@38 519 space,
adamc@38 520 p_sgn env sgn]
adamc@38 521 | DStr (x, n, sgn, str) => box [string "structure",
adamc@38 522 space,
adamc@38 523 p_named x n,
adamc@38 524 space,
adamc@38 525 string ":",
adamc@38 526 space,
adamc@38 527 p_sgn env sgn,
adamc@38 528 space,
adamc@38 529 string "=",
adamc@38 530 space,
adamc@38 531 p_str env str]
adamc@48 532 | DFfiStr (x, n, sgn) => box [string "extern",
adamc@48 533 space,
adamc@48 534 string "structure",
adamc@48 535 space,
adamc@48 536 p_named x n,
adamc@48 537 space,
adamc@48 538 string ":",
adamc@48 539 space,
adamc@48 540 p_sgn env sgn]
adamc@109 541 | DExport (_, sgn, str) => box [string "export",
adamc@109 542 space,
adamc@109 543 p_str env str,
adamc@109 544 space,
adamc@109 545 string ":",
adamc@109 546 space,
adamc@109 547 p_sgn env sgn]
adamc@38 548
adamc@38 549 and p_str env (str, _) =
adamc@38 550 case str of
adamc@38 551 StrConst ds => box [string "struct",
adamc@38 552 newline,
adamc@38 553 p_file env ds,
adamc@38 554 newline,
adamc@38 555 string "end"]
adamc@146 556 | StrVar n =>
adamc@146 557 let
adamc@146 558 val x = #1 (E.lookupStrNamed env n)
adamc@146 559 handle E.UnboundNamed _ => "UNBOUND"
adamc@146 560
adamc@146 561 val s = if !debug then
adamc@146 562 x ^ "__" ^ Int.toString n
adamc@146 563 else
adamc@146 564 x
adamc@146 565 in
adamc@146 566 string s
adamc@146 567 end
adamc@38 568 | StrProj (str, s) => box [p_str env str,
adamc@38 569 string ".",
adamc@38 570 string s]
adamc@45 571 | StrFun (x, n, sgn, sgn', str) =>
adamc@45 572 let
adamc@45 573 val env' = E.pushStrNamed env x n sgn
adamc@45 574 in
adamc@45 575 box [string "functor",
adamc@45 576 space,
adamc@45 577 string "(",
adamc@45 578 string x,
adamc@45 579 space,
adamc@45 580 string ":",
adamc@45 581 space,
adamc@45 582 p_sgn env sgn,
adamc@45 583 string ")",
adamc@45 584 space,
adamc@45 585 string ":",
adamc@45 586 space,
adamc@45 587 p_sgn env' sgn',
adamc@45 588 space,
adamc@45 589 string "=>",
adamc@45 590 space,
adamc@45 591 p_str env' str]
adamc@45 592 end
adamc@45 593 | StrApp (str1, str2) => box [p_str env str1,
adamc@45 594 string "(",
adamc@45 595 p_str env str2,
adamc@45 596 string ")"]
adamc@38 597
adamc@38 598 and p_file env file =
adamc@38 599 let
adamc@38 600 val (pds, _) = ListUtil.foldlMap (fn (d, env) =>
adamc@38 601 (p_decl env d,
adamc@38 602 E.declBinds env d))
adamc@38 603 env file
adamc@38 604 in
adamc@38 605 p_list_sep newline (fn x => x) pds
adamc@38 606 end
adamc@38 607
adamc@38 608 end