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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 230654093b51
children 70cbdcf5989b
rev   line source
adamc@16 1 (* Copyright (c) 2008, Adam Chlipala
adamc@16 2 * All rights reserved.
adamc@16 3 *
adamc@16 4 * Redistribution and use in source and binary forms, with or without
adamc@16 5 * modification, are permitted provided that the following conditions are met:
adamc@16 6 *
adamc@16 7 * - Redistributions of source code must retain the above copyright notice,
adamc@16 8 * this list of conditions and the following disclaimer.
adamc@16 9 * - Redistributions in binary form must reproduce the above copyright notice,
adamc@16 10 * this list of conditions and the following disclaimer in the documentation
adamc@16 11 * and/or other materials provided with the distribution.
adamc@16 12 * - The names of contributors may not be used to endorse or promote products
adamc@16 13 * derived from this software without specific prior written permission.
adamc@16 14 *
adamc@16 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
adamc@16 16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
adamc@16 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
adamc@16 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
adamc@16 19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
adamc@16 20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
adamc@16 21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
adamc@16 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
adamc@16 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
adamc@16 24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
adamc@16 25 * POSSIBILITY OF SUCH DAMAGE.
adamc@16 26 *)
adamc@16 27
adamc@16 28 structure Corify :> CORIFY = struct
adamc@16 29
adamc@16 30 structure EM = ErrorMsg
adamc@39 31 structure L = Expl
adamc@16 32 structure L' = Core
adamc@16 33
adamc@39 34 structure IM = IntBinaryMap
adamc@39 35 structure SM = BinaryMapFn(struct
adamc@39 36 type ord_key = string
adamc@39 37 val compare = String.compare
adamc@39 38 end)
adamc@39 39
adamc@376 40 val restify = ref (fn s : string => s)
adamc@376 41
adamc@376 42 fun doRestify (mods, s) =
adamc@376 43 let
adamc@376 44 val s = if String.isPrefix "wrap_" s then
adamc@376 45 String.extract (s, 5, NONE)
adamc@376 46 else
adamc@376 47 s
adamc@376 48 in
adamc@376 49 !restify (String.concatWith "/" (rev (s :: mods)))
adamc@376 50 end
adamc@376 51
adamc@377 52 val relify = CharVector.map (fn #"/" => #"_"
adamc@377 53 | ch => ch)
adamc@377 54
adamc@39 55 local
adamc@39 56 val count = ref 0
adamc@39 57 in
adamc@39 58
adamc@39 59 fun reset v = count := v
adamc@39 60
adamc@39 61 fun alloc () =
adamc@39 62 let
adamc@39 63 val r = !count
adamc@39 64 in
adamc@39 65 count := r + 1;
adamc@39 66 r
adamc@39 67 end
adamc@39 68
adamc@39 69 end
adamc@39 70
adamc@39 71 structure St : sig
adamc@39 72 type t
adamc@39 73
adamc@39 74 val empty : t
adamc@39 75
adamc@146 76 val debug : t -> unit
adamc@146 77
adamc@376 78 val name : t -> string list
adamc@376 79
adamc@376 80 val enter : t * string list -> t
adamc@39 81 val leave : t -> {outer : t, inner : t}
adamc@192 82 val ffi : string -> L'.con SM.map -> (string * string list * L'.con option * L'.datatype_kind) SM.map -> t
adamc@39 83
adamc@249 84 val basisIs : t * int -> t
adamc@249 85 val lookupBasis : t -> int option
adamc@249 86
adamc@73 87 datatype core_con =
adamc@73 88 CNormal of int
adamc@73 89 | CFfi of string
adamc@73 90 val bindCon : t -> string -> int -> t * int
adamc@73 91 val lookupConById : t -> int -> int option
adamc@73 92 val lookupConByName : t -> string -> core_con
adamc@48 93
adamc@177 94 val bindConstructor : t -> string -> int -> L'.patCon -> t
adamc@186 95 val lookupConstructorByNameOpt : t -> string -> L'.patCon option
adamc@177 96 val lookupConstructorByName : t -> string -> L'.patCon
adamc@177 97 val lookupConstructorById : t -> int -> L'.patCon
adamc@249 98
adamc@249 99 datatype core_val =
adamc@249 100 ENormal of int
adamc@249 101 | EFfi of string * L'.con
adamc@249 102 val bindVal : t -> string -> int -> t * int
adamc@249 103 val bindConstructorVal : t -> string -> int -> t
adamc@249 104 val lookupValById : t -> int -> int option
adamc@249 105 val lookupValByName : t -> string -> core_val
adamc@177 106
adamc@249 107 val bindStr : t -> string -> int -> t -> t
adamc@249 108 val lookupStrById : t -> int -> t
adamc@249 109 val lookupStrByName : string * t -> t
adamc@339 110 val lookupStrByNameOpt : string * t -> t option
adamc@39 111
adamc@423 112 val bindFunctor : t -> string -> int -> string -> int -> L.str -> t
adamc@423 113 val lookupFunctorById : t -> int -> string * int * L.str
adamc@423 114 val lookupFunctorByName : string * t -> string * int * L.str
adamc@249 115 end = struct
adamc@46 116
adamc@249 117 datatype flattening =
adamc@376 118 FNormal of {name : string list,
adamc@376 119 cons : int SM.map,
adamc@249 120 constructors : L'.patCon SM.map,
adamc@249 121 vals : int SM.map,
adamc@249 122 strs : flattening SM.map,
adamc@423 123 funs : (string * int * L.str) SM.map}
adamc@249 124 | FFfi of {mod : string,
adamc@249 125 vals : L'.con SM.map,
adamc@249 126 constructors : (string * string list * L'.con option * L'.datatype_kind) SM.map}
adamc@39 127
adamc@249 128 type t = {
adamc@249 129 basis : int option,
adamc@249 130 cons : int IM.map,
adamc@249 131 constructors : L'.patCon IM.map,
adamc@249 132 vals : int IM.map,
adamc@249 133 strs : flattening IM.map,
adamc@423 134 funs : (string * int * L.str) IM.map,
adamc@249 135 current : flattening,
adamc@249 136 nested : flattening list
adamc@249 137 }
adamc@39 138
adamc@249 139 val empty = {
adamc@249 140 basis = NONE,
adamc@249 141 cons = IM.empty,
adamc@249 142 constructors = IM.empty,
adamc@249 143 vals = IM.empty,
adamc@249 144 strs = IM.empty,
adamc@249 145 funs = IM.empty,
adamc@376 146 current = FNormal { name = [], cons = SM.empty, constructors = SM.empty,
adamc@376 147 vals = SM.empty, strs = SM.empty, funs = SM.empty },
adamc@249 148 nested = []
adamc@249 149 }
adamc@39 150
adamc@376 151 fun debug ({current = FNormal {cons, constructors, vals, strs, funs, ...}, ...} : t) =
adamc@249 152 print ("cons: " ^ Int.toString (SM.numItems cons) ^ "; "
adamc@249 153 ^ "constructors: " ^ Int.toString (SM.numItems constructors) ^ "; "
adamc@249 154 ^ "vals: " ^ Int.toString (SM.numItems vals) ^ "; "
adamc@249 155 ^ "strs: " ^ Int.toString (SM.numItems strs) ^ "; "
adamc@249 156 ^ "funs: " ^ Int.toString (SM.numItems funs) ^ "\n")
adamc@249 157 | debug _ = print "Not normal!\n"
adamc@146 158
adamc@376 159 fun name ({current = FNormal {name, ...}, ...} : t) = name
adamc@376 160 | name {current = FFfi {mod = name, ...}, ...} = [name]
adamc@376 161
adamc@249 162 fun basisIs ({cons, constructors, vals, strs, funs, current, nested, ...} : t, basis) =
adamc@249 163 {basis = SOME basis,
adamc@249 164 cons = cons,
adamc@249 165 constructors = constructors,
adamc@249 166 vals = vals,
adamc@249 167 strs = strs,
adamc@249 168 funs = funs,
adamc@249 169 current = current,
adamc@249 170 nested = nested}
adamc@48 171
adamc@249 172 fun lookupBasis ({basis, ...} : t) = basis
adamc@73 173
adamc@249 174 datatype core_con =
adamc@249 175 CNormal of int
adamc@249 176 | CFfi of string
adamc@39 177
adamc@249 178 datatype core_val =
adamc@249 179 ENormal of int
adamc@249 180 | EFfi of string * L'.con
adamc@188 181
adamc@249 182 fun bindCon {basis, cons, constructors, vals, strs, funs, current, nested} s n =
adamc@249 183 let
adamc@249 184 val n' = alloc ()
adamc@188 185
adamc@249 186 val current =
adamc@249 187 case current of
adamc@249 188 FFfi _ => raise Fail "Binding inside FFfi"
adamc@376 189 | FNormal {name, cons, constructors, vals, strs, funs} =>
adamc@376 190 FNormal {name = name,
adamc@376 191 cons = SM.insert (cons, s, n'),
adamc@249 192 constructors = constructors,
adamc@249 193 vals = vals,
adamc@249 194 strs = strs,
adamc@249 195 funs = funs}
adamc@249 196 in
adamc@249 197 ({basis = basis,
adamc@249 198 cons = IM.insert (cons, n, n'),
adamc@177 199 constructors = constructors,
adamc@73 200 vals = vals,
adamc@39 201 strs = strs,
adamc@46 202 funs = funs,
adamc@39 203 current = current,
adamc@249 204 nested = nested},
adamc@249 205 n')
adamc@249 206 end
adamc@39 207
adamc@249 208 fun lookupConById ({cons, ...} : t) n = IM.find (cons, n)
adamc@39 209
adamc@249 210 fun lookupConByName ({current, ...} : t) x =
adamc@249 211 case current of
adamc@249 212 FFfi {mod = m, ...} => CFfi m
adamc@249 213 | FNormal {cons, ...} =>
adamc@249 214 case SM.find (cons, x) of
adamc@249 215 NONE => raise Fail "Corify.St.lookupConByName"
adamc@249 216 | SOME n => CNormal n
adamc@249 217
adamc@249 218 fun bindVal {basis, cons, constructors, vals, strs, funs, current, nested} s n =
adamc@249 219 let
adamc@249 220 val n' = alloc ()
adamc@249 221
adamc@249 222 val current =
adamc@249 223 case current of
adamc@249 224 FFfi _ => raise Fail "Binding inside FFfi"
adamc@376 225 | FNormal {name, cons, constructors, vals, strs, funs} =>
adamc@376 226 FNormal {name = name,
adamc@376 227 cons = cons,
adamc@249 228 constructors = constructors,
adamc@249 229 vals = SM.insert (vals, s, n'),
adamc@249 230 strs = strs,
adamc@249 231 funs = funs}
adamc@249 232 in
adamc@249 233 ({basis = basis,
adamc@249 234 cons = cons,
adamc@249 235 constructors = constructors,
adamc@249 236 vals = IM.insert (vals, n, n'),
adamc@249 237 strs = strs,
adamc@249 238 funs = funs,
adamc@249 239 current = current,
adamc@249 240 nested = nested},
adamc@249 241 n')
adamc@249 242 end
adamc@249 243
adamc@249 244 fun bindConstructorVal {basis, cons, constructors, vals, strs, funs, current, nested} s n =
adamc@249 245 let
adamc@249 246 val current =
adamc@249 247 case current of
adamc@249 248 FFfi _ => raise Fail "Binding inside FFfi"
adamc@376 249 | FNormal {name, cons, constructors, vals, strs, funs} =>
adamc@376 250 FNormal {name = name,
adamc@376 251 cons = cons,
adamc@249 252 constructors = constructors,
adamc@249 253 vals = SM.insert (vals, s, n),
adamc@249 254 strs = strs,
adamc@249 255 funs = funs}
adamc@249 256 in
adamc@249 257 {basis = basis,
adamc@249 258 cons = cons,
adamc@249 259 constructors = constructors,
adamc@249 260 vals = IM.insert (vals, n, n),
adamc@249 261 strs = strs,
adamc@249 262 funs = funs,
adamc@249 263 current = current,
adamc@249 264 nested = nested}
adamc@249 265 end
adamc@249 266
adamc@249 267
adamc@249 268 fun lookupValById ({vals, ...} : t) n = IM.find (vals, n)
adamc@249 269
adamc@249 270 fun lookupValByName ({current, ...} : t) x =
adamc@249 271 case current of
adamc@249 272 FFfi {mod = m, vals, ...} =>
adamc@249 273 (case SM.find (vals, x) of
adamc@249 274 NONE => raise Fail "Corify.St.lookupValByName: no type for FFI val"
adamc@249 275 | SOME t => EFfi (m, t))
adamc@249 276 | FNormal {vals, ...} =>
adamc@249 277 case SM.find (vals, x) of
adamc@249 278 NONE => raise Fail "Corify.St.lookupValByName"
adamc@249 279 | SOME n => ENormal n
adamc@249 280
adamc@249 281 fun bindConstructor {basis, cons, constructors, vals, strs, funs, current, nested} s n n' =
adamc@249 282 let
adamc@249 283 val current =
adamc@249 284 case current of
adamc@249 285 FFfi _ => raise Fail "Binding inside FFfi"
adamc@376 286 | FNormal {name, cons, constructors, vals, strs, funs} =>
adamc@376 287 FNormal {name = name,
adamc@376 288 cons = cons,
adamc@249 289 constructors = SM.insert (constructors, s, n'),
adamc@249 290 vals = vals,
adamc@249 291 strs = strs,
adamc@249 292 funs = funs}
adamc@249 293 in
adamc@249 294 {basis = basis,
adamc@249 295 cons = cons,
adamc@249 296 constructors = IM.insert (constructors, n, n'),
adamc@249 297 vals = vals,
adamc@249 298 strs = strs,
adamc@249 299 funs = funs,
adamc@249 300 current = current,
adamc@249 301 nested = nested}
adamc@249 302 end
adamc@249 303
adamc@249 304 fun lookupConstructorById ({constructors, ...} : t) n =
adamc@249 305 case IM.find (constructors, n) of
adamc@249 306 NONE => raise Fail "Corify.St.lookupConstructorById"
adamc@249 307 | SOME x => x
adamc@249 308
adamc@249 309 fun lookupConstructorByNameOpt ({current, ...} : t) x =
adamc@249 310 case current of
adamc@249 311 FFfi {mod = m, constructors, ...} =>
adamc@249 312 (case SM.find (constructors, x) of
adamc@188 313 NONE => NONE
adamc@249 314 | SOME (n, xs, to, dk) => SOME (L'.PConFfi {mod = m, datatyp = n, params = xs, con = x, arg = to, kind = dk}))
adamc@249 315 | FNormal {constructors, ...} =>
adamc@249 316 case SM.find (constructors, x) of
adamc@249 317 NONE => NONE
adamc@249 318 | SOME n => SOME n
adamc@39 319
adamc@249 320 fun lookupConstructorByName ({current, ...} : t) x =
adamc@249 321 case current of
adamc@249 322 FFfi {mod = m, constructors, ...} =>
adamc@249 323 (case SM.find (constructors, x) of
adamc@249 324 NONE => raise Fail "Corify.St.lookupConstructorByName [1]"
adamc@249 325 | SOME (n, xs, to, dk) => L'.PConFfi {mod = m, datatyp = n, params = xs, con = x, arg = to, kind = dk})
adamc@249 326 | FNormal {constructors, ...} =>
adamc@249 327 case SM.find (constructors, x) of
adamc@249 328 NONE => raise Fail "Corify.St.lookupConstructorByName [2]"
adamc@249 329 | SOME n => n
adamc@73 330
adamc@376 331 fun enter ({basis, cons, constructors, vals, strs, funs, current, nested}, name) =
adamc@249 332 {basis = basis,
adamc@249 333 cons = cons,
adamc@249 334 constructors = constructors,
adamc@249 335 vals = vals,
adamc@249 336 strs = strs,
adamc@249 337 funs = funs,
adamc@376 338 current = FNormal {name = name,
adamc@376 339 cons = SM.empty,
adamc@249 340 constructors = SM.empty,
adamc@249 341 vals = SM.empty,
adamc@249 342 strs = SM.empty,
adamc@249 343 funs = SM.empty},
adamc@249 344 nested = current :: nested}
adamc@73 345
adamc@249 346 fun dummy (b, f) = {basis = b,
adamc@249 347 cons = IM.empty,
adamc@249 348 constructors = IM.empty,
adamc@249 349 vals = IM.empty,
adamc@249 350 strs = IM.empty,
adamc@249 351 funs = IM.empty,
adamc@249 352 current = f,
adamc@249 353 nested = []}
adamc@163 354
adamc@249 355 fun leave {basis, cons, constructors, vals, strs, funs, current, nested = m1 :: rest} =
adamc@249 356 {outer = {basis = basis,
adamc@249 357 cons = cons,
adamc@249 358 constructors = constructors,
adamc@249 359 vals = vals,
adamc@249 360 strs = strs,
adamc@249 361 funs = funs,
adamc@249 362 current = m1,
adamc@249 363 nested = rest},
adamc@249 364 inner = dummy (basis, current)}
adamc@249 365 | leave _ = raise Fail "Corify.St.leave"
adamc@177 366
adamc@249 367 fun ffi m vals constructors = dummy (NONE, FFfi {mod = m, vals = vals, constructors = constructors})
adamc@73 368
adamc@249 369 fun bindStr ({basis, cons, constructors, vals, strs, funs,
adamc@376 370 current = FNormal {name, cons = mcons, constructors = mconstructors,
adamc@249 371 vals = mvals, strs = mstrs, funs = mfuns}, nested} : t)
adamc@249 372 x n ({current = f, ...} : t) =
adamc@249 373 {basis = basis,
adamc@249 374 cons = cons,
adamc@249 375 constructors = constructors,
adamc@249 376 vals = vals,
adamc@249 377 strs = IM.insert (strs, n, f),
adamc@249 378 funs = funs,
adamc@376 379 current = FNormal {name = name,
adamc@376 380 cons = mcons,
adamc@249 381 constructors = mconstructors,
adamc@249 382 vals = mvals,
adamc@249 383 strs = SM.insert (mstrs, x, f),
adamc@249 384 funs = mfuns},
adamc@249 385 nested = nested}
adamc@249 386 | bindStr _ _ _ _ = raise Fail "Corify.St.bindStr"
adamc@73 387
adamc@249 388 fun lookupStrById ({basis, strs, ...} : t) n =
adamc@249 389 case IM.find (strs, n) of
adamc@480 390 NONE => raise Fail ("Corify.St.lookupStrById(" ^ Int.toString n ^ ")")
adamc@249 391 | SOME f => dummy (basis, f)
adamc@177 392
adamc@249 393 fun lookupStrByName (m, {basis, current = FNormal {strs, ...}, ...} : t) =
adamc@249 394 (case SM.find (strs, m) of
adamc@339 395 NONE => raise Fail "Corify.St.lookupStrByName [1]"
adamc@249 396 | SOME f => dummy (basis, f))
adamc@339 397 | lookupStrByName _ = raise Fail "Corify.St.lookupStrByName [2]"
adamc@339 398
adamc@339 399 fun lookupStrByNameOpt (m, {basis, current = FNormal {strs, ...}, ...} : t) =
adamc@339 400 (case SM.find (strs, m) of
adamc@339 401 NONE => NONE
adamc@339 402 | SOME f => SOME (dummy (basis, f)))
adamc@339 403 | lookupStrByNameOpt _ = NONE
adamc@177 404
adamc@249 405 fun bindFunctor ({basis, cons, constructors, vals, strs, funs,
adamc@376 406 current = FNormal {name, cons = mcons, constructors = mconstructors,
adamc@249 407 vals = mvals, strs = mstrs, funs = mfuns}, nested} : t)
adamc@423 408 x n xa na str =
adamc@249 409 {basis = basis,
adamc@249 410 cons = cons,
adamc@249 411 constructors = constructors,
adamc@249 412 vals = vals,
adamc@249 413 strs = strs,
adamc@423 414 funs = IM.insert (funs, n, (xa, na, str)),
adamc@376 415 current = FNormal {name = name,
adamc@376 416 cons = mcons,
adamc@249 417 constructors = mconstructors,
adamc@249 418 vals = mvals,
adamc@249 419 strs = mstrs,
adamc@423 420 funs = SM.insert (mfuns, x, (xa, na, str))},
adamc@249 421 nested = nested}
adamc@423 422 | bindFunctor _ _ _ _ _ _ = raise Fail "Corify.St.bindFunctor"
adamc@186 423
adamc@249 424 fun lookupFunctorById ({funs, ...} : t) n =
adamc@249 425 case IM.find (funs, n) of
adamc@249 426 NONE => raise Fail "Corify.St.lookupFunctorById"
adamc@249 427 | SOME v => v
adamc@177 428
adamc@249 429 fun lookupFunctorByName (m, {current = FNormal {funs, ...}, ...} : t) =
adamc@249 430 (case SM.find (funs, m) of
adamc@339 431 NONE => raise Fail "Corify.St.lookupFunctorByName [1]"
adamc@249 432 | SOME v => v)
adamc@339 433 | lookupFunctorByName _ = raise Fail "Corify.St.lookupFunctorByName [2]"
adamc@39 434
adamc@249 435 end
adamc@39 436
adamc@39 437
adamc@249 438 fun corifyKind (k, loc) =
adamc@249 439 case k of
adamc@249 440 L.KType => (L'.KType, loc)
adamc@249 441 | L.KArrow (k1, k2) => (L'.KArrow (corifyKind k1, corifyKind k2), loc)
adamc@249 442 | L.KName => (L'.KName, loc)
adamc@249 443 | L.KRecord k => (L'.KRecord (corifyKind k), loc)
adamc@249 444 | L.KUnit => (L'.KUnit, loc)
adamc@249 445 | L.KTuple ks => (L'.KTuple (map corifyKind ks), loc)
adamc@48 446
adamc@626 447 | L.KRel n => (L'.KRel n, loc)
adamc@626 448 | L.KFun (x, k) => (L'.KFun (x, corifyKind k), loc)
adamc@626 449
adamc@249 450 fun corifyCon st (c, loc) =
adamc@249 451 case c of
adamc@249 452 L.TFun (t1, t2) => (L'.TFun (corifyCon st t1, corifyCon st t2), loc)
adamc@249 453 | L.TCFun (x, k, t) => (L'.TCFun (x, corifyKind k, corifyCon st t), loc)
adamc@626 454 | L.TKFun (x, t) => (L'.TKFun (x, corifyCon st t), loc)
adamc@249 455 | L.TRecord c => (L'.TRecord (corifyCon st c), loc)
adamc@39 456
adamc@249 457 | L.CRel n => (L'.CRel n, loc)
adamc@249 458 | L.CNamed n =>
adamc@249 459 (case St.lookupConById st n of
adamc@249 460 NONE => (L'.CNamed n, loc)
adamc@249 461 | SOME n => (L'.CNamed n, loc))
adamc@249 462 | L.CModProj (m, ms, x) =>
adamc@249 463 let
adamc@249 464 val st = St.lookupStrById st m
adamc@249 465 val st = foldl St.lookupStrByName st ms
adamc@249 466 in
adamc@249 467 case St.lookupConByName st x of
adamc@249 468 St.CNormal n => (L'.CNamed n, loc)
adamc@249 469 | St.CFfi m => (L'.CFfi (m, x), loc)
adamc@249 470 end
adamc@39 471
adamc@249 472 | L.CApp (c1, c2) => (L'.CApp (corifyCon st c1, corifyCon st c2), loc)
adamc@249 473 | L.CAbs (x, k, c) => (L'.CAbs (x, corifyKind k, corifyCon st c), loc)
adamc@39 474
adamc@626 475 | L.CKApp (c1, k) => (L'.CKApp (corifyCon st c1, corifyKind k), loc)
adamc@626 476 | L.CKAbs (x, c) => (L'.CKAbs (x, corifyCon st c), loc)
adamc@626 477
adamc@249 478 | L.CName s => (L'.CName s, loc)
adamc@46 479
adamc@249 480 | L.CRecord (k, xcs) =>
adamc@249 481 (L'.CRecord (corifyKind k, map (fn (c1, c2) => (corifyCon st c1, corifyCon st c2)) xcs), loc)
adamc@249 482 | L.CConcat (c1, c2) => (L'.CConcat (corifyCon st c1, corifyCon st c2), loc)
adamc@621 483 | L.CMap (k1, k2) => (L'.CMap (corifyKind k1, corifyKind k2), loc)
adamc@249 484 | L.CUnit => (L'.CUnit, loc)
adamc@46 485
adamc@249 486 | L.CTuple cs => (L'.CTuple (map (corifyCon st) cs), loc)
adamc@249 487 | L.CProj (c, n) => (L'.CProj (corifyCon st c, n), loc)
adamc@213 488
adamc@249 489 fun corifyPatCon st pc =
adamc@249 490 case pc of
adamc@249 491 L.PConVar n => St.lookupConstructorById st n
adamc@249 492 | L.PConProj (m1, ms, x) =>
adamc@249 493 let
adamc@249 494 val st = St.lookupStrById st m1
adamc@249 495 val st = foldl St.lookupStrByName st ms
adamc@249 496 in
adamc@249 497 St.lookupConstructorByName st x
adamc@249 498 end
adamc@46 499
adamc@249 500 fun corifyPat st (p, loc) =
adamc@249 501 case p of
adamc@249 502 L.PWild => (L'.PWild, loc)
adamc@249 503 | L.PVar (x, t) => (L'.PVar (x, corifyCon st t), loc)
adamc@249 504 | L.PPrim p => (L'.PPrim p, loc)
adamc@249 505 | L.PCon (dk, pc, ts, po) => (L'.PCon (dk, corifyPatCon st pc, map (corifyCon st) ts,
adamc@249 506 Option.map (corifyPat st) po), loc)
adamc@249 507 | L.PRecord xps => (L'.PRecord (map (fn (x, p, t) => (x, corifyPat st p, corifyCon st t)) xps), loc)
adamc@39 508
adamc@249 509 fun corifyExp st (e, loc) =
adamc@249 510 case e of
adamc@249 511 L.EPrim p => (L'.EPrim p, loc)
adamc@249 512 | L.ERel n => (L'.ERel n, loc)
adamc@249 513 | L.ENamed n =>
adamc@249 514 (case St.lookupValById st n of
adamc@249 515 NONE => (L'.ENamed n, loc)
adamc@249 516 | SOME n => (L'.ENamed n, loc))
adamc@249 517 | L.EModProj (m, ms, x) =>
adamc@249 518 let
adamc@249 519 val st = St.lookupStrById st m
adamc@249 520 val st = foldl St.lookupStrByName st ms
adamc@249 521 in
adamc@249 522 case St.lookupConstructorByNameOpt st x of
adamc@249 523 SOME (pc as L'.PConFfi {mod = m, datatyp, params, arg, kind, ...}) =>
adamc@249 524 let
adamc@249 525 val args = ListUtil.mapi (fn (i, _) => (L'.CRel i, loc)) params
adamc@249 526 val e = case arg of
adamc@249 527 NONE => (L'.ECon (kind, pc, args, NONE), loc)
adamc@249 528 | SOME dom => (L'.EAbs ("x", dom, (L'.CFfi (m, datatyp), loc),
adamc@249 529 (L'.ECon (kind, pc, args, SOME (L'.ERel 0, loc)), loc)), loc)
adamc@192 530
adamc@249 531 val k = (L'.KType, loc)
adamc@249 532 in
adamc@249 533 foldr (fn (x, e) => (L'.ECAbs (x, k, e), loc)) e params
adamc@249 534 end
adamc@249 535 | _ =>
adamc@249 536 case St.lookupValByName st x of
adamc@249 537 St.ENormal n => (L'.ENamed n, loc)
adamc@249 538 | St.EFfi (m, t) =>
adamc@249 539 case t of
adamc@249 540 (L'.TFun (dom as (L'.TRecord (L'.CRecord (_, []), _), _), ran), _) =>
adamc@249 541 (L'.EAbs ("arg", dom, ran, (L'.EFfiApp (m, x, []), loc)), loc)
adamc@249 542 | t as (L'.TFun _, _) =>
adamc@249 543 let
adamc@249 544 fun getArgs (all as (t, _), args) =
adamc@249 545 case t of
adamc@249 546 L'.TFun (dom, ran) => getArgs (ran, dom :: args)
adamc@249 547 | _ => (all, rev args)
adamc@39 548
adamc@249 549 val (result, args) = getArgs (t, [])
adamc@456 550 val (isTransaction, result) =
adamc@456 551 case result of
adamc@456 552 (L'.CApp ((L'.CFfi ("Basis", "transaction"), _),
adamc@456 553 result), _) => (true, result)
adamc@456 554 | _ => (false, result)
adamc@16 555
adamc@456 556 fun makeApp n =
adamc@456 557 let
adamc@456 558 val (actuals, _) = foldr (fn (_, (actuals, n)) =>
adamc@456 559 ((L'.ERel n, loc) :: actuals,
adamc@456 560 n + 1)) ([], n) args
adamc@456 561 in
adamc@456 562 (L'.EFfiApp (m, x, actuals), loc)
adamc@456 563 end
adamc@456 564 val unit = (L'.TRecord (L'.CRecord ((L'.KType, loc), []), loc), loc)
adamc@456 565 val (result, app) =
adamc@456 566 if isTransaction then
adamc@456 567 ((L'.TFun (unit, result), loc),
adamc@456 568 (L'.EAbs ("_",
adamc@456 569 unit,
adamc@456 570 result,
adamc@456 571 makeApp 1), loc))
adamc@456 572 else
adamc@456 573 (result, makeApp 0)
adamc@456 574
adamc@249 575 val (abs, _, _) = foldr (fn (t, (abs, ran, n)) =>
adamc@249 576 ((L'.EAbs ("arg" ^ Int.toString n,
adamc@249 577 t,
adamc@249 578 ran,
adamc@249 579 abs), loc),
adamc@249 580 (L'.TFun (t, ran), loc),
adamc@249 581 n - 1)) (app, result, length args - 1) args
adamc@249 582 in
adamc@249 583 abs
adamc@249 584 end
adamc@249 585 | _ => (L'.EFfi (m, x), loc)
adamc@249 586 end
adamc@249 587 | L.EApp (e1, e2) => (L'.EApp (corifyExp st e1, corifyExp st e2), loc)
adamc@249 588 | L.EAbs (x, dom, ran, e1) => (L'.EAbs (x, corifyCon st dom, corifyCon st ran, corifyExp st e1), loc)
adamc@249 589 | L.ECApp (e1, c) => (L'.ECApp (corifyExp st e1, corifyCon st c), loc)
adamc@249 590 | L.ECAbs (x, k, e1) => (L'.ECAbs (x, corifyKind k, corifyExp st e1), loc)
adamc@626 591 | L.EKApp (e1, k) => (L'.EKApp (corifyExp st e1, corifyKind k), loc)
adamc@626 592 | L.EKAbs (x, e1) => (L'.EKAbs (x, corifyExp st e1), loc)
adamc@16 593
adamc@249 594 | L.ERecord xes => (L'.ERecord (map (fn (c, e, t) =>
adamc@249 595 (corifyCon st c, corifyExp st e, corifyCon st t)) xes), loc)
adamc@249 596 | L.EField (e1, c, {field, rest}) => (L'.EField (corifyExp st e1, corifyCon st c,
adamc@249 597 {field = corifyCon st field, rest = corifyCon st rest}), loc)
adamc@445 598 | L.EConcat (e1, c1, e2, c2) => (L'.EConcat (corifyExp st e1, corifyCon st c1, corifyExp st e2,
adamc@445 599 corifyCon st c2), loc)
adamc@249 600 | L.ECut (e1, c, {field, rest}) => (L'.ECut (corifyExp st e1, corifyCon st c,
adamc@249 601 {field = corifyCon st field, rest = corifyCon st rest}), loc)
adamc@493 602 | L.ECutMulti (e1, c, {rest}) => (L'.ECutMulti (corifyExp st e1, corifyCon st c,
adamc@493 603 {rest = corifyCon st rest}), loc)
adamc@34 604
adamc@249 605 | L.ECase (e, pes, {disc, result}) =>
adamc@249 606 (L'.ECase (corifyExp st e,
adamc@249 607 map (fn (p, e) => (corifyPat st p, corifyExp st e)) pes,
adamc@249 608 {disc = corifyCon st disc, result = corifyCon st result}),
adamc@249 609 loc)
adamc@16 610
adamc@249 611 | L.EWrite e => (L'.EWrite (corifyExp st e), loc)
adamc@16 612
adamc@450 613 | L.ELet (x, t, e1, e2) => (L'.ELet (x, corifyCon st t, corifyExp st e1, corifyExp st e2), loc)
adamc@450 614
adamc@480 615 fun corifyDecl mods (all as (d, loc : EM.span), st) =
adamc@249 616 case d of
adamc@249 617 L.DCon (x, n, k, c) =>
adamc@249 618 let
adamc@249 619 val (st, n) = St.bindCon st x n
adamc@249 620 in
adamc@249 621 ([(L'.DCon (x, n, corifyKind k, corifyCon st c), loc)], st)
adamc@249 622 end
adamc@249 623 | L.DDatatype (x, n, xs, xncs) =>
adamc@249 624 let
adamc@249 625 val (st, n) = St.bindCon st x n
adamc@249 626 val (xncs, st) = ListUtil.foldlMap (fn ((x, n, co), st) =>
adamc@249 627 let
adamc@249 628 val st = St.bindConstructor st x n (L'.PConVar n)
adamc@249 629 val st = St.bindConstructorVal st x n
adamc@249 630 val co = Option.map (corifyCon st) co
adamc@249 631 in
adamc@249 632 ((x, n, co), st)
adamc@249 633 end) st xncs
adamc@16 634
adamc@249 635 val dk = ElabUtil.classifyDatatype xncs
adamc@249 636 val t = (L'.CNamed n, loc)
adamc@249 637 val nxs = length xs - 1
adamc@249 638 val t = ListUtil.foldli (fn (i, _, t) => (L'.CApp (t, (L'.CRel (nxs - i), loc)), loc)) t xs
adamc@249 639 val k = (L'.KType, loc)
adamc@249 640 val dcons = map (fn (x, n, to) =>
adamc@249 641 let
adamc@249 642 val args = ListUtil.mapi (fn (i, _) => (L'.CRel (nxs - i), loc)) xs
adamc@249 643 val (e, t) =
adamc@249 644 case to of
adamc@249 645 NONE => ((L'.ECon (dk, L'.PConVar n, args, NONE), loc), t)
adamc@249 646 | SOME t' => ((L'.EAbs ("x", t', t,
adamc@249 647 (L'.ECon (dk, L'.PConVar n, args,
adamc@249 648 SOME (L'.ERel 0, loc)),
adamc@249 649 loc)),
adamc@249 650 loc),
adamc@249 651 (L'.TFun (t', t), loc))
adamc@192 652
adamc@249 653 val t = foldr (fn (x, t) => (L'.TCFun (x, k, t), loc)) t xs
adamc@249 654 val e = foldr (fn (x, e) => (L'.ECAbs (x, k, e), loc)) e xs
adamc@249 655 in
adamc@249 656 (L'.DVal (x, n, t, e, ""), loc)
adamc@249 657 end) xncs
adamc@249 658 in
adamc@249 659 ((L'.DDatatype (x, n, xs, xncs), loc) :: dcons, st)
adamc@249 660 end
adamc@249 661 | L.DDatatypeImp (x, n, m1, ms, s, xs, xncs) =>
adamc@249 662 let
adamc@249 663 val (st, n) = St.bindCon st x n
adamc@249 664 val c = corifyCon st (L.CModProj (m1, ms, s), loc)
adamc@177 665
adamc@249 666 val m = foldl (fn (x, m) => (L.StrProj (m, x), loc)) (L.StrVar m1, loc) ms
adamc@376 667 val (_, {inner, ...}) = corifyStr mods (m, st)
adamc@177 668
adamc@249 669 val (xncs, st) = ListUtil.foldlMap (fn ((x, n, co), st) =>
adamc@249 670 let
adamc@249 671 val n' = St.lookupConstructorByName inner x
adamc@249 672 val st = St.bindConstructor st x n n'
adamc@249 673 val (st, n) = St.bindVal st x n
adamc@249 674 val co = Option.map (corifyCon st) co
adamc@249 675 in
adamc@249 676 ((x, n, co), st)
adamc@249 677 end) st xncs
adamc@49 678
adamc@249 679 val nxs = length xs - 1
adamc@288 680 val cBase = c
adamc@249 681 val c = ListUtil.foldli (fn (i, _, c) => (L'.CApp (c, (L'.CRel (nxs - i), loc)), loc)) c xs
adamc@249 682 val k = (L'.KType, loc)
adamc@249 683 val k' = foldl (fn (_, k') => (L'.KArrow (k, k'), loc)) k xs
adamc@192 684
adamc@249 685 val cds = map (fn (x, n, co) =>
adamc@249 686 let
adamc@249 687 val t = case co of
adamc@249 688 NONE => c
adamc@249 689 | SOME t' => (L'.TFun (t', c), loc)
adamc@249 690 val e = corifyExp st (L.EModProj (m1, ms, x), loc)
adamc@192 691
adamc@249 692 val t = foldr (fn (x, t) => (L'.TCFun (x, k, t), loc)) t xs
adamc@249 693 in
adamc@249 694 (L'.DVal (x, n, t, e, x), loc)
adamc@249 695 end) xncs
adamc@249 696 in
adamc@288 697 ((L'.DCon (x, n, k', cBase), loc) :: cds, st)
adamc@249 698 end
adamc@249 699 | L.DVal (x, n, t, e) =>
adamc@249 700 let
adamc@249 701 val (st, n) = St.bindVal st x n
adamc@376 702 val s = doRestify (mods, x)
adamc@249 703 in
adamc@249 704 ([(L'.DVal (x, n, corifyCon st t, corifyExp st e, s), loc)], st)
adamc@249 705 end
adamc@249 706 | L.DValRec vis =>
adamc@249 707 let
adamc@249 708 val (vis, st) = ListUtil.foldlMap
adamc@249 709 (fn ((x, n, t, e), st) =>
adamc@249 710 let
adamc@249 711 val (st, n) = St.bindVal st x n
adamc@249 712 in
adamc@249 713 ((x, n, t, e), st)
adamc@249 714 end)
adamc@249 715 st vis
adamc@16 716
adamc@249 717 val vis = map
adamc@249 718 (fn (x, n, t, e) =>
adamc@249 719 let
adamc@376 720 val s = doRestify (mods, x)
adamc@249 721 in
adamc@249 722 (x, n, corifyCon st t, corifyExp st e, s)
adamc@249 723 end)
adamc@249 724 vis
adamc@249 725 in
adamc@249 726 ([(L'.DValRec vis, loc)], st)
adamc@249 727 end
adamc@249 728 | L.DSgn _ => ([], st)
adamc@177 729
adamc@249 730 | L.DStr (x, n, _, (L.StrFun (xa, na, _, _, str), _)) =>
adamc@423 731 ([], St.bindFunctor st x n xa na str)
adamc@177 732
adamc@339 733 | L.DStr (x, n, _, (L.StrProj (str, x'), _)) =>
adamc@339 734 let
adamc@376 735 val (ds, {inner, outer}) = corifyStr mods (str, st)
adamc@339 736
adamc@339 737 val st = case St.lookupStrByNameOpt (x', inner) of
adamc@339 738 SOME st' => St.bindStr st x n st'
adamc@339 739 | NONE =>
adamc@339 740 let
adamc@423 741 val (x', n', str') = St.lookupFunctorByName (x', inner)
adamc@339 742 in
adamc@423 743 St.bindFunctor st x n x' n' str'
adamc@339 744 end
adamc@339 745 in
adamc@339 746 ([], st)
adamc@339 747 end
adamc@339 748
adamc@249 749 | L.DStr (x, n, _, str) =>
adamc@249 750 let
adamc@377 751 val mods' =
adamc@377 752 if x = "anon" then
adamc@377 753 mods
adamc@377 754 else
adamc@377 755 x :: mods
adamc@377 756
adamc@377 757 val (ds, {inner, outer}) = corifyStr mods' (str, st)
adamc@249 758 val st = St.bindStr outer x n inner
adamc@249 759 in
adamc@249 760 (ds, st)
adamc@249 761 end
adamc@16 762
adamc@249 763 | L.DFfiStr (m, n, (sgn, _)) =>
adamc@249 764 (case sgn of
adamc@249 765 L.SgnConst sgis =>
adamc@249 766 let
adamc@456 767 val (ds, cmap, conmap, st, _) =
adamc@456 768 foldl (fn ((sgi, _), (ds, cmap, conmap, st, trans)) =>
adamc@249 769 case sgi of
adamc@249 770 L.SgiConAbs (x, n, k) =>
adamc@249 771 let
adamc@249 772 val (st, n') = St.bindCon st x n
adamc@456 773
adamc@456 774 val trans =
adamc@456 775 if x = "transaction" then
adamc@456 776 SOME n
adamc@456 777 else
adamc@456 778 trans
adamc@249 779 in
adamc@249 780 ((L'.DCon (x, n', corifyKind k, (L'.CFfi (m, x), loc)), loc) :: ds,
adamc@249 781 cmap,
adamc@249 782 conmap,
adamc@456 783 st,
adamc@456 784 trans)
adamc@249 785 end
adamc@249 786 | L.SgiCon (x, n, k, _) =>
adamc@249 787 let
adamc@249 788 val (st, n') = St.bindCon st x n
adamc@249 789 in
adamc@249 790 ((L'.DCon (x, n', corifyKind k, (L'.CFfi (m, x), loc)), loc) :: ds,
adamc@249 791 cmap,
adamc@249 792 conmap,
adamc@456 793 st,
adamc@456 794 trans)
adamc@249 795 end
adamc@177 796
adamc@249 797 | L.SgiDatatype (x, n, xs, xnts) =>
adamc@249 798 let
adamc@249 799 val k = (L'.KType, loc)
adamc@249 800 val dk = ElabUtil.classifyDatatype xnts
adamc@249 801 val (st, n') = St.bindCon st x n
adamc@249 802 val (xnts, (ds', st, cmap, conmap)) =
adamc@249 803 ListUtil.foldlMap
adamc@249 804 (fn ((x', n, to), (ds', st, cmap, conmap)) =>
adamc@249 805 let
adamc@249 806 val dt = (L'.CNamed n', loc)
adamc@249 807 val args = ListUtil.mapi (fn (i, _) => (L'.CRel i, loc)) xs
adamc@163 808
adamc@249 809 val to = Option.map (corifyCon st) to
adamc@177 810
adamc@249 811 val pc = L'.PConFfi {mod = m,
adamc@249 812 datatyp = x,
adamc@249 813 params = xs,
adamc@249 814 con = x',
adamc@249 815 arg = to,
adamc@249 816 kind = dk}
adamc@130 817
adamc@249 818 fun wrapT t =
adamc@249 819 foldr (fn (x, t) => (L'.TCFun (x, k, t), loc)) t xs
adamc@249 820 fun wrapE e =
adamc@249 821 foldr (fn (x, e) => (L'.ECAbs (x, k, e), loc)) e xs
adamc@192 822
adamc@249 823 val (cmap, d) =
adamc@249 824 case to of
adamc@249 825 NONE => (SM.insert (cmap, x', wrapT dt),
adamc@249 826 (L'.DVal (x', n, wrapT dt,
adamc@249 827 wrapE
adamc@249 828 (L'.ECon (dk, pc, args, NONE),
adamc@249 829 loc),
adamc@249 830 ""), loc))
adamc@249 831 | SOME t =>
adamc@249 832 let
adamc@249 833 val tf = (L'.TFun (t, dt), loc)
adamc@249 834 val e = wrapE (L'.EAbs ("x", t, tf,
adamc@249 835 (L'.ECon (dk, pc, args,
adamc@249 836 SOME (L'.ERel 0,
adamc@249 837 loc)),
adamc@249 838 loc)), loc)
adamc@249 839 val d = (L'.DVal (x', n, wrapT tf,
adamc@249 840 e, ""), loc)
adamc@185 841 in
adamc@192 842 (SM.insert (cmap, x', wrapT tf), d)
adamc@185 843 end
adamc@185 844
adamc@186 845 val st = St.bindConstructor st x' n pc
adamc@186 846
adamc@192 847 val conmap = SM.insert (conmap, x', (x, xs, to, dk))
adamc@185 848 in
adamc@185 849 ((x', n, to),
adamc@186 850 (d :: ds', st, cmap, conmap))
adamc@186 851 end) ([], st, cmap, conmap) xnts
adamc@185 852 in
adamc@192 853 (ds' @ (L'.DDatatype (x, n', xs, xnts), loc) :: ds,
adamc@185 854 cmap,
adamc@185 855 conmap,
adamc@456 856 st,
adamc@456 857 trans)
adamc@192 858 end
adamc@49 859
adamc@49 860 | L.SgiVal (x, _, c) =>
adamc@456 861 let
adamc@456 862 val c =
adamc@456 863 case trans of
adamc@456 864 NONE => corifyCon st c
adamc@456 865 | SOME trans =>
adamc@456 866 let
adamc@456 867 fun transactify (all as (c, loc)) =
adamc@456 868 case c of
adamc@456 869 L.TFun (dom, ran) =>
adamc@456 870 (L'.TFun (corifyCon st dom, transactify ran), loc)
adamc@456 871 | L.CApp ((L.CNamed trans', _), t) =>
adamc@456 872 if trans' = trans then
adamc@456 873 (L'.CApp ((L'.CFfi (m, "transaction"), loc),
adamc@456 874 corifyCon st t), loc)
adamc@456 875 else
adamc@456 876 corifyCon st all
adamc@456 877 | _ => corifyCon st all
adamc@456 878 in
adamc@456 879 transactify c
adamc@456 880 end
adamc@456 881 in
adamc@456 882 (ds,
adamc@456 883 SM.insert (cmap, x, c),
adamc@456 884 conmap,
adamc@456 885 st,
adamc@456 886 trans)
adamc@456 887 end
adamc@456 888 | _ => (ds, cmap, conmap, st, trans))
adamc@456 889 ([], SM.empty, SM.empty, st, NONE) sgis
adamc@49 890
adamc@185 891 val st = St.bindStr st m n (St.ffi m cmap conmap)
adamc@49 892 in
adamc@249 893 (rev ds, St.basisIs (st, n))
adamc@49 894 end
adamc@49 895 | _ => raise Fail "Non-const signature for FFI structure")
adamc@48 896
adamc@109 897 | L.DExport (en, sgn, str) =>
adamc@109 898 (case #1 sgn of
adamc@109 899 L.SgnConst sgis =>
adamc@109 900 let
adamc@109 901 fun pathify (str, _) =
adamc@109 902 case str of
adamc@109 903 L.StrVar m => SOME (m, [])
adamc@109 904 | L.StrProj (str, s) =>
adamc@109 905 Option.map (fn (m, ms) => (m, ms @ [s])) (pathify str)
adamc@109 906 | _ => NONE
adamc@109 907 in
adamc@109 908 case pathify str of
adamc@109 909 NONE => (ErrorMsg.errorAt loc "Structure is too fancy to export";
adamc@109 910 ([], st))
adamc@109 911 | SOME (m, ms) =>
adamc@109 912 let
adamc@249 913 val basis_n = case St.lookupBasis st of
adamc@249 914 NONE => raise Fail "Corify: Don't know number of Basis"
adamc@249 915 | SOME n => n
adamc@249 916
adamc@109 917 fun wrapSgi ((sgi, _), (wds, eds)) =
adamc@109 918 case sgi of
adamc@109 919 L.SgiVal (s, _, t as (L.TFun (dom, ran), _)) =>
adamc@109 920 (case (#1 dom, #1 ran) of
adamc@249 921 (L.TRecord _,
adamc@249 922 L.CApp ((L.CModProj (basis, [], "transaction"), _),
adamc@249 923 ran' as
adamc@249 924 (L.CApp
adamc@249 925 ((L.CApp
adamc@249 926 ((L.CApp ((L.CModProj (basis', [], "xml"), _),
adamc@249 927 (L.CRecord (_, [((L.CName "Html", _),
adamc@249 928 _)]), _)), _), _),
adamc@249 929 _), _), _))) =>
adamc@109 930 let
adamc@109 931 val ran = (L.TRecord (L.CRecord ((L.KType, loc), []), loc), loc)
adamc@249 932 val ranT = (L.CApp ((L.CModProj (basis, [], "transaction"), loc),
adamc@249 933 ran), loc)
adamc@109 934 val e = (L.EModProj (m, ms, s), loc)
adamc@249 935
adamc@249 936 val ef = (L.EModProj (basis, [], "bind"), loc)
adamc@564 937 val ef = (L.ECApp (ef, (L.CModProj (basis, [], "transaction"), loc)), loc)
adamc@249 938 val ef = (L.ECApp (ef, ran'), loc)
adamc@251 939 val ef = (L.ECApp (ef, ran), loc)
adamc@564 940 val ef = (L.EApp (ef, (L.EModProj (basis, [], "transaction_monad"), loc)), loc)
adamc@249 941 val ef = (L.EApp (ef, (L.EApp (e, (L.ERel 0, loc)), loc)), loc)
adamc@249 942
adamc@249 943 val eat = (L.CApp ((L.CModProj (basis, [], "transaction"), loc),
adamc@249 944 ran), loc)
adamc@249 945 val ea = (L.EAbs ("p", ran', eat,
adamc@249 946 (L.EWrite (L.ERel 0, loc), loc)), loc)
adamc@249 947
adamc@249 948 val e = (L.EApp (ef, ea), loc)
adamc@249 949 val e = (L.EAbs ("vs", dom, ran, e), loc)
adamc@109 950 in
adamc@249 951 if basis = basis_n andalso basis' = basis_n then
adamc@249 952 ((L.DVal ("wrap_" ^ s, 0,
adamc@249 953 (L.TFun (dom, ranT), loc),
adamc@249 954 e), loc) :: wds,
adamc@249 955 (fn st =>
adamc@249 956 case #1 (corifyExp st (L.EModProj (en, [], "wrap_" ^ s), loc)) of
adamc@249 957 L'.ENamed n => (L'.DExport (L'.Link, n), loc)
adamc@249 958 | _ => raise Fail "Corify: Value to export didn't corify properly")
adamc@249 959 :: eds)
adamc@249 960 else
adamc@249 961 (wds, eds)
adamc@109 962 end
adamc@109 963 | _ => (wds, eds))
adamc@109 964 | _ => (wds, eds)
adamc@102 965
adamc@109 966 val (wds, eds) = foldl wrapSgi ([], []) sgis
adamc@109 967 val wrapper = (L.StrConst wds, loc)
adamc@376 968 val mst = St.lookupStrById st m
adamc@376 969 val (ds, {inner, outer}) = corifyStr (St.name mst) (wrapper, st)
adamc@109 970 val st = St.bindStr outer "wrapper" en inner
adamc@249 971
adamc@109 972 val ds = ds @ map (fn f => f st) eds
adamc@109 973 in
adamc@109 974 (ds, st)
adamc@109 975 end
adamc@109 976 end
adamc@109 977 | _ => raise Fail "Non-const signature for 'export'")
adamc@48 978
adamc@249 979 | L.DTable (_, x, n, c) =>
adamc@249 980 let
adamc@249 981 val (st, n) = St.bindVal st x n
adamc@377 982 val s = relify (doRestify (mods, x))
adamc@249 983 in
adamc@249 984 ([(L'.DTable (x, n, corifyCon st c, s), loc)], st)
adamc@249 985 end
adamc@338 986 | L.DSequence (_, x, n) =>
adamc@338 987 let
adamc@338 988 val (st, n) = St.bindVal st x n
adamc@377 989 val s = relify (doRestify (mods, x))
adamc@338 990 in
adamc@338 991 ([(L'.DSequence (x, n, s), loc)], st)
adamc@338 992 end
adamc@246 993
adamc@271 994 | L.DDatabase s => ([(L'.DDatabase s, loc)], st)
adamc@271 995
adamc@461 996 | L.DCookie (_, x, n, c) =>
adamc@461 997 let
adamc@461 998 val (st, n) = St.bindVal st x n
adamc@461 999 val s = doRestify (mods, x)
adamc@461 1000 in
adamc@461 1001 ([(L'.DCookie (x, n, corifyCon st c, s), loc)], st)
adamc@461 1002 end
adamc@461 1003
adamc@376 1004 and corifyStr mods ((str, _), st) =
adamc@39 1005 case str of
adamc@39 1006 L.StrConst ds =>
adamc@39 1007 let
adamc@376 1008 val st = St.enter (st, mods)
adamc@376 1009 val (ds, st) = ListUtil.foldlMapConcat (corifyDecl mods) st ds
adamc@39 1010 in
adamc@39 1011 (ds, St.leave st)
adamc@39 1012 end
adamc@39 1013 | L.StrVar n => ([], {inner = St.lookupStrById st n, outer = st})
adamc@39 1014 | L.StrProj (str, x) =>
adamc@39 1015 let
adamc@376 1016 val (ds, {inner, outer}) = corifyStr mods (str, st)
adamc@39 1017 in
adamc@39 1018 (ds, {inner = St.lookupStrByName (x, inner), outer = outer})
adamc@39 1019 end
adamc@46 1020 | L.StrFun _ => raise Fail "Corify of nested functor definition"
adamc@46 1021 | L.StrApp (str1, str2) =>
adamc@46 1022 let
adamc@46 1023 fun unwind' (str, _) =
adamc@46 1024 case str of
adamc@46 1025 L.StrVar n => St.lookupStrById st n
adamc@46 1026 | L.StrProj (str, x) => St.lookupStrByName (x, unwind' str)
adamc@46 1027 | _ => raise Fail "Corify of fancy functor application [1]"
adamc@46 1028
adamc@46 1029 fun unwind (str, _) =
adamc@46 1030 case str of
adamc@46 1031 L.StrVar n => St.lookupFunctorById st n
adamc@46 1032 | L.StrProj (str, x) => St.lookupFunctorByName (x, unwind' str)
adamc@46 1033 | _ => raise Fail "Corify of fancy functor application [2]"
adamc@46 1034
adamc@423 1035 val (xa, na, body) = unwind str1
adamc@46 1036
adamc@376 1037 val (ds1, {inner = inner', outer}) = corifyStr mods (str2, st)
adamc@376 1038
adamc@423 1039 val (ds2, {inner, outer}) = corifyStr mods (body, St.bindStr outer xa na inner')
adamc@46 1040 in
adamc@146 1041 (ds1 @ ds2, {inner = St.bindStr inner xa na inner', outer = outer})
adamc@46 1042 end
adamc@31 1043
adamc@39 1044 fun maxName ds = foldl (fn ((d, _), n) =>
adamc@39 1045 case d of
adamc@39 1046 L.DCon (_, n', _, _) => Int.max (n, n')
adamc@191 1047 | L.DDatatype (_, n', _, _) => Int.max (n, n')
adamc@191 1048 | L.DDatatypeImp (_, n', _, _, _, _, _) => Int.max (n, n')
adamc@124 1049 | L.DVal (_, n', _, _) => Int.max (n, n')
adamc@124 1050 | L.DValRec vis => foldl (fn ((_, n', _, _), n) => Int.max (n, n)) n vis
adamc@39 1051 | L.DSgn (_, n', _) => Int.max (n, n')
adamc@48 1052 | L.DStr (_, n', _, str) => Int.max (n, Int.max (n', maxNameStr str))
adamc@100 1053 | L.DFfiStr (_, n', _) => Int.max (n, n')
adamc@246 1054 | L.DExport _ => n
adamc@271 1055 | L.DTable (_, _, n', _) => Int.max (n, n')
adamc@338 1056 | L.DSequence (_, _, n') => Int.max (n, n')
adamc@461 1057 | L.DDatabase _ => n
adamc@461 1058 | L.DCookie (_, _, n', _) => Int.max (n, n'))
adamc@249 1059 0 ds
adamc@39 1060
adamc@39 1061 and maxNameStr (str, _) =
adamc@39 1062 case str of
adamc@39 1063 L.StrConst ds => maxName ds
adamc@39 1064 | L.StrVar n => n
adamc@39 1065 | L.StrProj (str, _) => maxNameStr str
adamc@45 1066 | L.StrFun (_, _, _, _, str) => maxNameStr str
adamc@45 1067 | L.StrApp (str1, str2) => Int.max (maxNameStr str1, maxNameStr str2)
adamc@39 1068
adamc@39 1069 fun corify ds =
adamc@39 1070 let
adamc@39 1071 val () = reset (maxName ds + 1)
adamc@146 1072
adamc@376 1073 val (ds, _) = ListUtil.foldlMapConcat (corifyDecl []) St.empty ds
adamc@39 1074 in
adamc@39 1075 ds
adamc@39 1076 end
adamc@16 1077
adamc@16 1078 end