adamc@16: (* Copyright (c) 2008, Adam Chlipala
adamc@16:  * All rights reserved.
adamc@16:  *
adamc@16:  * Redistribution and use in source and binary forms, with or without
adamc@16:  * modification, are permitted provided that the following conditions are met:
adamc@16:  *
adamc@16:  * - Redistributions of source code must retain the above copyright notice,
adamc@16:  *   this list of conditions and the following disclaimer.
adamc@16:  * - Redistributions in binary form must reproduce the above copyright notice,
adamc@16:  *   this list of conditions and the following disclaimer in the documentation
adamc@16:  *   and/or other materials provided with the distribution.
adamc@16:  * - The names of contributors may not be used to endorse or promote products
adamc@16:  *   derived from this software without specific prior written permission.
adamc@16:  *
adamc@16:  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
adamc@16:  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
adamc@16:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
adamc@16:  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
adamc@16:  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
adamc@16:  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
adamc@16:  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
adamc@16:  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
adamc@16:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
adamc@16:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
adamc@16:  * POSSIBILITY OF SUCH DAMAGE.
adamc@16:  *)
adamc@16: 
adamc@16: structure Corify :> CORIFY = struct
adamc@16: 
adamc@16: structure EM = ErrorMsg
adamc@39: structure L = Expl
adamc@16: structure L' = Core
adamc@16: 
adamc@39: structure IM = IntBinaryMap
adamc@39: structure SM = BinaryMapFn(struct
adamc@39:                            type ord_key = string
adamc@39:                            val compare = String.compare
adamc@39:                            end)
adamc@39: 
adamc@376: val restify = ref (fn s : string => s)
adamc@376: 
adamc@376: fun doRestify (mods, s) =
adamc@376:     let
adamc@376:         val s = if String.isPrefix "wrap_" s then
adamc@376:                     String.extract (s, 5, NONE)
adamc@376:                 else
adamc@376:                     s
adamc@376:     in
adamc@376:         !restify (String.concatWith "/" (rev (s :: mods)))
adamc@376:     end
adamc@376: 
adamc@377: val relify = CharVector.map (fn #"/" => #"_"
adamc@377:                               | ch => ch)
adamc@377: 
adamc@39: local
adamc@39:     val count = ref 0
adamc@39: in
adamc@39: 
adamc@39: fun reset v = count := v
adamc@39: 
adamc@39: fun alloc () =
adamc@39:     let
adamc@39:         val r = !count
adamc@39:     in
adamc@39:         count := r + 1;
adamc@39:         r
adamc@39: end
adamc@39: 
adamc@39: end
adamc@39: 
adamc@39: structure St : sig
adamc@39:     type t
adamc@39: 
adamc@39:     val empty : t
adamc@39: 
adamc@146:     val debug : t -> unit
adamc@146: 
adamc@376:     val name : t -> string list
adamc@376: 
adamc@376:     val enter : t * string list -> t
adamc@39:     val leave : t -> {outer : t, inner : t}
adamc@192:     val ffi : string -> L'.con SM.map -> (string * string list * L'.con option * L'.datatype_kind) SM.map -> t
adamc@39: 
adamc@249:     val basisIs : t * int -> t
adamc@249:     val lookupBasis : t -> int option
adamc@249: 
adamc@73:     datatype core_con =
adamc@73:              CNormal of int
adamc@73:            | CFfi of string
adamc@73:     val bindCon : t -> string -> int -> t * int
adamc@73:     val lookupConById : t -> int -> int option
adamc@73:     val lookupConByName : t -> string -> core_con
adamc@48: 
adamc@177:     val bindConstructor : t -> string -> int -> L'.patCon -> t
adamc@186:     val lookupConstructorByNameOpt : t -> string -> L'.patCon option
adamc@177:     val lookupConstructorByName : t -> string -> L'.patCon
adamc@177:     val lookupConstructorById : t -> int -> L'.patCon
adamc@249:                                             
adamc@249:     datatype core_val =
adamc@249:              ENormal of int
adamc@249:            | EFfi of string * L'.con
adamc@249:     val bindVal : t -> string -> int -> t * int
adamc@249:     val bindConstructorVal : t -> string -> int -> t
adamc@249:     val lookupValById : t -> int -> int option
adamc@249:     val lookupValByName : t -> string -> core_val
adamc@177: 
adamc@249:     val bindStr : t -> string -> int -> t -> t
adamc@249:     val lookupStrById : t -> int -> t
adamc@249:     val lookupStrByName : string * t -> t
adamc@339:     val lookupStrByNameOpt : string * t -> t option
adamc@39: 
adamc@423:     val bindFunctor : t -> string -> int -> string -> int -> L.str -> t
adamc@423:     val lookupFunctorById : t -> int -> string * int * L.str
adamc@423:     val lookupFunctorByName : string * t -> string * int * L.str
adamc@249: end = struct
adamc@46: 
adamc@249: datatype flattening =
adamc@376:          FNormal of {name : string list,
adamc@376:                      cons : int SM.map,
adamc@249:                      constructors : L'.patCon SM.map,
adamc@249:                      vals : int SM.map,
adamc@249:                      strs : flattening SM.map,
adamc@423:                      funs : (string * int * L.str) SM.map}
adamc@249:        | FFfi of {mod : string,
adamc@249:                   vals : L'.con SM.map,
adamc@249:                   constructors : (string * string list * L'.con option * L'.datatype_kind) SM.map}
adamc@39: 
adamc@249: type t = {
adamc@249:      basis : int option,
adamc@249:      cons : int IM.map,
adamc@249:      constructors : L'.patCon IM.map,
adamc@249:      vals : int IM.map,
adamc@249:      strs : flattening IM.map,
adamc@423:      funs : (string * int * L.str) IM.map,
adamc@249:      current : flattening,
adamc@249:      nested : flattening list
adamc@249: }
adamc@39: 
adamc@249: val empty = {
adamc@249:     basis = NONE,
adamc@249:     cons = IM.empty,
adamc@249:     constructors = IM.empty,
adamc@249:     vals = IM.empty,
adamc@249:     strs = IM.empty,
adamc@249:     funs = IM.empty,
adamc@376:     current = FNormal { name = [], cons = SM.empty, constructors = SM.empty,
adamc@376:                         vals = SM.empty, strs = SM.empty, funs = SM.empty },
adamc@249:     nested = []
adamc@249: }
adamc@39: 
adamc@376: fun debug ({current = FNormal {cons, constructors, vals, strs, funs, ...}, ...} : t) =
adamc@249:     print ("cons: " ^ Int.toString (SM.numItems cons) ^ "; "
adamc@249:            ^ "constructors: " ^ Int.toString (SM.numItems constructors) ^ "; "
adamc@249:            ^ "vals: " ^ Int.toString (SM.numItems vals) ^ "; "
adamc@249:            ^ "strs: " ^ Int.toString (SM.numItems strs) ^ "; "
adamc@249:            ^ "funs: " ^ Int.toString (SM.numItems funs) ^ "\n")
adamc@249:   | debug _ = print "Not normal!\n"
adamc@146: 
adamc@376: fun name ({current = FNormal {name, ...}, ...} : t) = name
adamc@376:   | name {current = FFfi {mod = name, ...}, ...} = [name]
adamc@376: 
adamc@249: fun basisIs ({cons, constructors, vals, strs, funs, current, nested, ...} : t, basis) =
adamc@249:     {basis = SOME basis,
adamc@249:      cons = cons,
adamc@249:      constructors = constructors,
adamc@249:      vals = vals,
adamc@249:      strs = strs,
adamc@249:      funs = funs,
adamc@249:      current = current,
adamc@249:      nested = nested}
adamc@48: 
adamc@249: fun lookupBasis ({basis, ...} : t) = basis
adamc@73: 
adamc@249: datatype core_con =
adamc@249:          CNormal of int
adamc@249:        | CFfi of string
adamc@39: 
adamc@249: datatype core_val =
adamc@249:          ENormal of int
adamc@249:        | EFfi of string * L'.con
adamc@188: 
adamc@249: fun bindCon {basis, cons, constructors, vals, strs, funs, current, nested} s n =
adamc@249:     let
adamc@249:         val n' = alloc ()
adamc@188: 
adamc@249:         val current =
adamc@249:             case current of
adamc@249:                 FFfi _ => raise Fail "Binding inside FFfi"
adamc@376:               | FNormal {name, cons, constructors, vals, strs, funs} =>
adamc@376:                 FNormal {name = name,
adamc@376:                          cons = SM.insert (cons, s, n'),
adamc@249:                          constructors = constructors,
adamc@249:                          vals = vals,
adamc@249:                          strs = strs,
adamc@249:                          funs = funs}
adamc@249:     in
adamc@249:         ({basis = basis,
adamc@249:           cons = IM.insert (cons, n, n'),
adamc@177:           constructors = constructors,
adamc@73:           vals = vals,
adamc@39:           strs = strs,
adamc@46:           funs = funs,
adamc@39:           current = current,
adamc@249:           nested = nested},
adamc@249:          n')
adamc@249:     end
adamc@39: 
adamc@249: fun lookupConById ({cons, ...} : t) n = IM.find (cons, n)
adamc@39: 
adamc@249: fun lookupConByName ({current, ...} : t) x =
adamc@249:     case current of
adamc@249:         FFfi {mod = m, ...} => CFfi m
adamc@249:       | FNormal {cons, ...} =>
adamc@249:         case SM.find (cons, x) of
adamc@249:             NONE => raise Fail "Corify.St.lookupConByName"
adamc@249:           | SOME n => CNormal n
adamc@249: 
adamc@249: fun bindVal {basis, cons, constructors, vals, strs, funs, current, nested} s n =
adamc@249:     let
adamc@249:         val n' = alloc ()
adamc@249: 
adamc@249:         val current =
adamc@249:             case current of
adamc@249:                 FFfi _ => raise Fail "Binding inside FFfi"
adamc@376:               | FNormal {name, cons, constructors, vals, strs, funs} =>
adamc@376:                 FNormal {name = name,
adamc@376:                          cons = cons,
adamc@249:                          constructors = constructors,
adamc@249:                          vals = SM.insert (vals, s, n'),
adamc@249:                          strs = strs,
adamc@249:                          funs = funs}
adamc@249:     in
adamc@249:         ({basis = basis,
adamc@249:           cons = cons,
adamc@249:           constructors = constructors,
adamc@249:           vals = IM.insert (vals, n, n'),
adamc@249:           strs = strs,
adamc@249:           funs = funs,
adamc@249:           current = current,
adamc@249:           nested = nested},
adamc@249:          n')
adamc@249:     end
adamc@249: 
adamc@249: fun bindConstructorVal {basis, cons, constructors, vals, strs, funs, current, nested} s n =
adamc@249:     let
adamc@249:         val current =
adamc@249:             case current of
adamc@249:                 FFfi _ => raise Fail "Binding inside FFfi"
adamc@376:               | FNormal {name, cons, constructors, vals, strs, funs} =>
adamc@376:                 FNormal {name = name,
adamc@376:                          cons = cons,
adamc@249:                          constructors = constructors,
adamc@249:                          vals = SM.insert (vals, s, n),
adamc@249:                          strs = strs,
adamc@249:                          funs = funs}
adamc@249:     in
adamc@249:         {basis = basis,
adamc@249:          cons = cons,
adamc@249:          constructors = constructors,
adamc@249:          vals = IM.insert (vals, n, n),
adamc@249:          strs = strs,
adamc@249:          funs = funs,
adamc@249:          current = current,
adamc@249:          nested = nested}
adamc@249:     end
adamc@249: 
adamc@249: 
adamc@249: fun lookupValById ({vals, ...} : t) n = IM.find (vals, n)
adamc@249: 
adamc@249: fun lookupValByName ({current, ...} : t) x =
adamc@249:     case current of
adamc@249:         FFfi {mod = m, vals, ...} =>
adamc@249:         (case SM.find (vals, x) of
adamc@249:              NONE => raise Fail "Corify.St.lookupValByName: no type for FFI val"
adamc@249:            | SOME t => EFfi (m, t))
adamc@249:       | FNormal {vals, ...} =>
adamc@249:         case SM.find (vals, x) of
adamc@249:             NONE => raise Fail "Corify.St.lookupValByName"
adamc@249:           | SOME n => ENormal n
adamc@249: 
adamc@249: fun bindConstructor {basis, cons, constructors, vals, strs, funs, current, nested} s n n' =
adamc@249:     let
adamc@249:         val current =
adamc@249:             case current of
adamc@249:                 FFfi _ => raise Fail "Binding inside FFfi"
adamc@376:               | FNormal {name, cons, constructors, vals, strs, funs} =>
adamc@376:                 FNormal {name = name,
adamc@376:                          cons = cons,
adamc@249:                          constructors = SM.insert (constructors, s, n'),
adamc@249:                          vals = vals,
adamc@249:                          strs = strs,
adamc@249:                          funs = funs}
adamc@249:     in
adamc@249:         {basis = basis,
adamc@249:          cons = cons,
adamc@249:          constructors = IM.insert (constructors, n, n'),
adamc@249:          vals = vals,
adamc@249:          strs = strs,
adamc@249:          funs = funs,
adamc@249:          current = current,
adamc@249:          nested = nested}
adamc@249:     end
adamc@249: 
adamc@249: fun lookupConstructorById ({constructors, ...} : t) n =
adamc@249:     case IM.find (constructors, n) of
adamc@249:         NONE => raise Fail "Corify.St.lookupConstructorById"
adamc@249:       | SOME x => x
adamc@249: 
adamc@249: fun lookupConstructorByNameOpt ({current, ...} : t) x =
adamc@249:     case current of
adamc@249:         FFfi {mod = m, constructors, ...} =>
adamc@249:         (case SM.find (constructors, x) of
adamc@188:              NONE => NONE
adamc@249:            | SOME (n, xs, to, dk) => SOME (L'.PConFfi {mod = m, datatyp = n, params = xs, con = x, arg = to, kind = dk}))
adamc@249:       | FNormal {constructors, ...} =>
adamc@249:         case SM.find (constructors, x) of
adamc@249:             NONE => NONE
adamc@249:           | SOME n => SOME n
adamc@39: 
adamc@249: fun lookupConstructorByName ({current, ...} : t) x =
adamc@249:     case current of
adamc@249:         FFfi {mod = m, constructors, ...} =>
adamc@249:         (case SM.find (constructors, x) of
adamc@249:              NONE => raise Fail "Corify.St.lookupConstructorByName [1]"
adamc@249:            | SOME (n, xs, to, dk) => L'.PConFfi {mod = m, datatyp = n, params = xs, con = x, arg = to, kind = dk})
adamc@249:       | FNormal {constructors, ...} =>
adamc@249:         case SM.find (constructors, x) of
adamc@249:             NONE => raise Fail "Corify.St.lookupConstructorByName [2]"
adamc@249:           | SOME n => n
adamc@73: 
adamc@376: fun enter ({basis, cons, constructors, vals, strs, funs, current, nested}, name) =
adamc@249:     {basis = basis,
adamc@249:      cons = cons,
adamc@249:      constructors = constructors,
adamc@249:      vals = vals,
adamc@249:      strs = strs,
adamc@249:      funs = funs,
adamc@376:      current = FNormal {name = name,
adamc@376:                         cons = SM.empty,
adamc@249:                         constructors = SM.empty,
adamc@249:                         vals = SM.empty,
adamc@249:                         strs = SM.empty,
adamc@249:                         funs = SM.empty},
adamc@249:      nested = current :: nested}
adamc@73: 
adamc@249: fun dummy (b, f) = {basis = b,
adamc@249:                     cons = IM.empty,
adamc@249:                     constructors = IM.empty,
adamc@249:                     vals = IM.empty,
adamc@249:                     strs = IM.empty,
adamc@249:                     funs = IM.empty,
adamc@249:                     current = f,
adamc@249:                     nested = []}
adamc@163: 
adamc@249: fun leave {basis, cons, constructors, vals, strs, funs, current, nested = m1 :: rest} =
adamc@249:     {outer = {basis = basis,
adamc@249:               cons = cons,
adamc@249:               constructors = constructors,
adamc@249:               vals = vals,
adamc@249:               strs = strs,
adamc@249:               funs = funs,
adamc@249:               current = m1,
adamc@249:               nested = rest},
adamc@249:      inner = dummy (basis, current)}
adamc@249:   | leave _ = raise Fail "Corify.St.leave"
adamc@177: 
adamc@249: fun ffi m vals constructors = dummy (NONE, FFfi {mod = m, vals = vals, constructors = constructors})
adamc@73: 
adamc@249: fun bindStr ({basis, cons, constructors, vals, strs, funs,
adamc@376:               current = FNormal {name, cons = mcons, constructors = mconstructors,
adamc@249:                                  vals = mvals, strs = mstrs, funs = mfuns}, nested} : t)
adamc@249:             x n ({current = f, ...} : t) =
adamc@249:     {basis = basis,
adamc@249:      cons = cons,
adamc@249:      constructors = constructors,
adamc@249:      vals = vals,
adamc@249:      strs = IM.insert (strs, n, f),
adamc@249:      funs = funs,
adamc@376:      current = FNormal {name = name,
adamc@376:                         cons = mcons,
adamc@249:                         constructors = mconstructors,
adamc@249:                         vals = mvals,
adamc@249:                         strs = SM.insert (mstrs, x, f),
adamc@249:                         funs = mfuns},
adamc@249:      nested = nested}
adamc@249:   | bindStr _ _ _ _ = raise Fail "Corify.St.bindStr"
adamc@73: 
adamc@249: fun lookupStrById ({basis, strs, ...} : t) n =
adamc@249:     case IM.find (strs, n) of
adamc@480:         NONE => raise Fail ("Corify.St.lookupStrById(" ^ Int.toString n ^ ")")
adamc@249:       | SOME f => dummy (basis, f)
adamc@177: 
adamc@249: fun lookupStrByName (m, {basis, current = FNormal {strs, ...}, ...} : t) =
adamc@249:     (case SM.find (strs, m) of
adamc@339:          NONE => raise Fail "Corify.St.lookupStrByName [1]"
adamc@249:        | SOME f => dummy (basis, f))
adamc@339:   | lookupStrByName _ = raise Fail "Corify.St.lookupStrByName [2]"
adamc@339: 
adamc@339: fun lookupStrByNameOpt (m, {basis, current = FNormal {strs, ...}, ...} : t) =
adamc@339:     (case SM.find (strs, m) of
adamc@339:          NONE => NONE
adamc@339:        | SOME f => SOME (dummy (basis, f)))
adamc@339:   | lookupStrByNameOpt _ = NONE
adamc@177: 
adamc@249: fun bindFunctor ({basis, cons, constructors, vals, strs, funs,
adamc@376:                   current = FNormal {name, cons = mcons, constructors = mconstructors,
adamc@249:                                      vals = mvals, strs = mstrs, funs = mfuns}, nested} : t)
adamc@423:                 x n xa na str =
adamc@249:     {basis = basis,
adamc@249:      cons = cons,
adamc@249:      constructors = constructors,
adamc@249:      vals = vals,
adamc@249:      strs = strs,
adamc@423:      funs = IM.insert (funs, n, (xa, na, str)),
adamc@376:      current = FNormal {name = name,
adamc@376:                         cons = mcons,
adamc@249:                         constructors = mconstructors,
adamc@249:                         vals = mvals,
adamc@249:                         strs = mstrs,
adamc@423:                         funs = SM.insert (mfuns, x, (xa, na, str))},
adamc@249:      nested = nested}
adamc@423:   | bindFunctor _ _ _ _ _ _ = raise Fail "Corify.St.bindFunctor"
adamc@186: 
adamc@249: fun lookupFunctorById ({funs, ...} : t) n =
adamc@249:     case IM.find (funs, n) of
adamc@249:         NONE => raise Fail "Corify.St.lookupFunctorById"
adamc@249:       | SOME v => v
adamc@177: 
adamc@249: fun lookupFunctorByName (m, {current = FNormal {funs, ...}, ...} : t) =
adamc@249:     (case SM.find (funs, m) of
adamc@339:          NONE => raise Fail "Corify.St.lookupFunctorByName [1]"
adamc@249:        | SOME v => v)
adamc@339:   | lookupFunctorByName _ = raise Fail "Corify.St.lookupFunctorByName [2]"
adamc@39: 
adamc@249: end
adamc@39: 
adamc@39: 
adamc@249: fun corifyKind (k, loc) =
adamc@249:     case k of
adamc@249:         L.KType => (L'.KType, loc)
adamc@249:       | L.KArrow (k1, k2) => (L'.KArrow (corifyKind k1, corifyKind k2), loc)
adamc@249:       | L.KName => (L'.KName, loc)
adamc@249:       | L.KRecord k => (L'.KRecord (corifyKind k), loc)
adamc@249:       | L.KUnit => (L'.KUnit, loc)
adamc@249:       | L.KTuple ks => (L'.KTuple (map corifyKind ks), loc)
adamc@48: 
adamc@249: fun corifyCon st (c, loc) =
adamc@249:     case c of
adamc@249:         L.TFun (t1, t2) => (L'.TFun (corifyCon st t1, corifyCon st t2), loc)
adamc@249:       | L.TCFun (x, k, t) => (L'.TCFun (x, corifyKind k, corifyCon st t), loc)
adamc@249:       | L.TRecord c => (L'.TRecord (corifyCon st c), loc)
adamc@39: 
adamc@249:       | L.CRel n => (L'.CRel n, loc)
adamc@249:       | L.CNamed n =>
adamc@249:         (case St.lookupConById st n of
adamc@249:              NONE => (L'.CNamed n, loc)
adamc@249:            | SOME n => (L'.CNamed n, loc))
adamc@249:       | L.CModProj (m, ms, x) =>
adamc@249:         let
adamc@249:             val st = St.lookupStrById st m
adamc@249:             val st = foldl St.lookupStrByName st ms
adamc@249:         in
adamc@249:             case St.lookupConByName st x of
adamc@249:                 St.CNormal n => (L'.CNamed n, loc)
adamc@249:               | St.CFfi m => (L'.CFfi (m, x), loc)
adamc@249:         end
adamc@39: 
adamc@249:       | L.CApp (c1, c2) => (L'.CApp (corifyCon st c1, corifyCon st c2), loc)
adamc@249:       | L.CAbs (x, k, c) => (L'.CAbs (x, corifyKind k, corifyCon st c), loc)
adamc@39: 
adamc@249:       | L.CName s => (L'.CName s, loc)
adamc@46: 
adamc@249:       | L.CRecord (k, xcs) =>
adamc@249:         (L'.CRecord (corifyKind k, map (fn (c1, c2) => (corifyCon st c1, corifyCon st c2)) xcs), loc)
adamc@249:       | L.CConcat (c1, c2) => (L'.CConcat (corifyCon st c1, corifyCon st c2), loc)
adamc@621:       | L.CMap (k1, k2) => (L'.CMap (corifyKind k1, corifyKind k2), loc)
adamc@249:       | L.CUnit => (L'.CUnit, loc)
adamc@46: 
adamc@249:       | L.CTuple cs => (L'.CTuple (map (corifyCon st) cs), loc)
adamc@249:       | L.CProj (c, n) => (L'.CProj (corifyCon st c, n), loc)
adamc@213: 
adamc@249: fun corifyPatCon st pc =
adamc@249:     case pc of
adamc@249:         L.PConVar n => St.lookupConstructorById st n
adamc@249:       | L.PConProj (m1, ms, x) =>
adamc@249:         let
adamc@249:             val st = St.lookupStrById st m1
adamc@249:             val st = foldl St.lookupStrByName st ms
adamc@249:         in
adamc@249:             St.lookupConstructorByName st x
adamc@249:         end
adamc@46: 
adamc@249: fun corifyPat st (p, loc) =
adamc@249:     case p of
adamc@249:         L.PWild => (L'.PWild, loc)
adamc@249:       | L.PVar (x, t) => (L'.PVar (x, corifyCon st t), loc)
adamc@249:       | L.PPrim p => (L'.PPrim p, loc)
adamc@249:       | L.PCon (dk, pc, ts, po) => (L'.PCon (dk, corifyPatCon st pc, map (corifyCon st) ts,
adamc@249:                                              Option.map (corifyPat st) po), loc)
adamc@249:       | L.PRecord xps => (L'.PRecord (map (fn (x, p, t) => (x, corifyPat st p, corifyCon st t)) xps), loc)
adamc@39: 
adamc@249: fun corifyExp st (e, loc) =
adamc@249:     case e of
adamc@249:         L.EPrim p => (L'.EPrim p, loc)
adamc@249:       | L.ERel n => (L'.ERel n, loc)
adamc@249:       | L.ENamed n =>
adamc@249:         (case St.lookupValById st n of
adamc@249:              NONE => (L'.ENamed n, loc)
adamc@249:            | SOME n => (L'.ENamed n, loc))
adamc@249:       | L.EModProj (m, ms, x) =>
adamc@249:         let
adamc@249:             val st = St.lookupStrById st m
adamc@249:             val st = foldl St.lookupStrByName st ms
adamc@249:         in
adamc@249:             case St.lookupConstructorByNameOpt st x of
adamc@249:                 SOME (pc as L'.PConFfi {mod = m, datatyp, params, arg, kind, ...}) =>
adamc@249:                 let
adamc@249:                     val args = ListUtil.mapi (fn (i, _) => (L'.CRel i, loc)) params
adamc@249:                     val e = case arg of
adamc@249:                                 NONE => (L'.ECon (kind, pc, args, NONE), loc)
adamc@249:                               | SOME dom => (L'.EAbs ("x", dom, (L'.CFfi (m, datatyp), loc),
adamc@249:                                                       (L'.ECon (kind, pc, args, SOME (L'.ERel 0, loc)), loc)), loc)
adamc@192: 
adamc@249:                     val k = (L'.KType, loc)
adamc@249:                 in
adamc@249:                     foldr (fn (x, e) => (L'.ECAbs (x, k, e), loc)) e params
adamc@249:                 end
adamc@249:               | _ =>
adamc@249:                 case St.lookupValByName st x of
adamc@249:                     St.ENormal n => (L'.ENamed n, loc)
adamc@249:                   | St.EFfi (m, t) =>
adamc@249:                     case t of
adamc@249:                         (L'.TFun (dom as (L'.TRecord (L'.CRecord (_, []), _), _), ran), _) =>
adamc@249:                         (L'.EAbs ("arg", dom, ran, (L'.EFfiApp (m, x, []), loc)), loc)
adamc@249:                       | t as (L'.TFun _, _) =>
adamc@249:                         let
adamc@249:                             fun getArgs (all as (t, _), args) =
adamc@249:                                 case t of
adamc@249:                                     L'.TFun (dom, ran) => getArgs (ran, dom :: args)
adamc@249:                                   | _ => (all, rev args)
adamc@39: 
adamc@249:                             val (result, args) = getArgs (t, [])
adamc@456:                             val (isTransaction, result) =
adamc@456:                                 case result of
adamc@456:                                     (L'.CApp ((L'.CFfi ("Basis", "transaction"), _),
adamc@456:                                               result), _) => (true, result)
adamc@456:                                   | _ => (false, result)
adamc@16: 
adamc@456:                             fun makeApp n =
adamc@456:                                 let
adamc@456:                                     val (actuals, _) = foldr (fn (_, (actuals, n)) =>
adamc@456:                                                                  ((L'.ERel n, loc) :: actuals,
adamc@456:                                                                   n + 1)) ([], n) args
adamc@456:                                 in
adamc@456:                                     (L'.EFfiApp (m, x, actuals), loc)
adamc@456:                                 end
adamc@456:                             val unit = (L'.TRecord (L'.CRecord ((L'.KType, loc), []), loc), loc)
adamc@456:                             val (result, app) =
adamc@456:                                 if isTransaction then
adamc@456:                                     ((L'.TFun (unit, result), loc),
adamc@456:                                      (L'.EAbs ("_",
adamc@456:                                                unit,
adamc@456:                                                result,
adamc@456:                                                makeApp 1), loc))
adamc@456:                                 else
adamc@456:                                     (result, makeApp 0)
adamc@456:                                      
adamc@249:                             val (abs, _, _) = foldr (fn (t, (abs, ran, n)) =>
adamc@249:                                                         ((L'.EAbs ("arg" ^ Int.toString n,
adamc@249:                                                                    t,
adamc@249:                                                                    ran,
adamc@249:                                                                    abs), loc),
adamc@249:                                                          (L'.TFun (t, ran), loc),
adamc@249:                                                          n - 1)) (app, result, length args - 1) args
adamc@249:                         in
adamc@249:                             abs
adamc@249:                         end
adamc@249:                       | _ => (L'.EFfi (m, x), loc)
adamc@249:         end
adamc@249:       | L.EApp (e1, e2) => (L'.EApp (corifyExp st e1, corifyExp st e2), loc)
adamc@249:       | L.EAbs (x, dom, ran, e1) => (L'.EAbs (x, corifyCon st dom, corifyCon st ran, corifyExp st e1), loc)
adamc@249:       | L.ECApp (e1, c) => (L'.ECApp (corifyExp st e1, corifyCon st c), loc)
adamc@249:       | L.ECAbs (x, k, e1) => (L'.ECAbs (x, corifyKind k, corifyExp st e1), loc)
adamc@16: 
adamc@249:       | L.ERecord xes => (L'.ERecord (map (fn (c, e, t) =>
adamc@249:                                               (corifyCon st c, corifyExp st e, corifyCon st t)) xes), loc)
adamc@249:       | L.EField (e1, c, {field, rest}) => (L'.EField (corifyExp st e1, corifyCon st c,
adamc@249:                                                        {field = corifyCon st field, rest = corifyCon st rest}), loc)
adamc@445:       | L.EConcat (e1, c1, e2, c2) => (L'.EConcat (corifyExp st e1, corifyCon st c1, corifyExp st e2,
adamc@445:                                                    corifyCon st c2), loc)
adamc@249:       | L.ECut (e1, c, {field, rest}) => (L'.ECut (corifyExp st e1, corifyCon st c,
adamc@249:                                                    {field = corifyCon st field, rest = corifyCon st rest}), loc)
adamc@493:       | L.ECutMulti (e1, c, {rest}) => (L'.ECutMulti (corifyExp st e1, corifyCon st c,
adamc@493:                                                       {rest = corifyCon st rest}), loc)
adamc@34: 
adamc@249:       | L.ECase (e, pes, {disc, result}) =>
adamc@249:         (L'.ECase (corifyExp st e,
adamc@249:                    map (fn (p, e) => (corifyPat st p, corifyExp st e)) pes,
adamc@249:                    {disc = corifyCon st disc, result = corifyCon st result}),
adamc@249:          loc)
adamc@16: 
adamc@249:       | L.EWrite e => (L'.EWrite (corifyExp st e), loc)
adamc@16: 
adamc@450:       | L.ELet (x, t, e1, e2) => (L'.ELet (x, corifyCon st t, corifyExp st e1, corifyExp st e2), loc)
adamc@450: 
adamc@480: fun corifyDecl mods (all as (d, loc : EM.span), st) =
adamc@249:     case d of
adamc@249:         L.DCon (x, n, k, c) =>
adamc@249:         let
adamc@249:             val (st, n) = St.bindCon st x n
adamc@249:         in
adamc@249:             ([(L'.DCon (x, n, corifyKind k, corifyCon st c), loc)], st)
adamc@249:         end
adamc@249:       | L.DDatatype (x, n, xs, xncs) =>
adamc@249:         let
adamc@249:             val (st, n) = St.bindCon st x n
adamc@249:             val (xncs, st) = ListUtil.foldlMap (fn ((x, n, co), st) =>
adamc@249:                                                    let
adamc@249:                                                        val st = St.bindConstructor st x n (L'.PConVar n)
adamc@249:                                                        val st = St.bindConstructorVal st x n
adamc@249:                                                        val co = Option.map (corifyCon st) co
adamc@249:                                                    in
adamc@249:                                                        ((x, n, co), st)
adamc@249:                                                    end) st xncs
adamc@16: 
adamc@249:             val dk = ElabUtil.classifyDatatype xncs
adamc@249:             val t = (L'.CNamed n, loc)
adamc@249:             val nxs = length xs - 1
adamc@249:             val t = ListUtil.foldli (fn (i, _, t) => (L'.CApp (t, (L'.CRel (nxs - i), loc)), loc)) t xs
adamc@249:             val k = (L'.KType, loc)
adamc@249:             val dcons = map (fn (x, n, to) =>
adamc@249:                                 let
adamc@249:                                     val args = ListUtil.mapi (fn (i, _) => (L'.CRel (nxs - i), loc)) xs
adamc@249:                                     val (e, t) =
adamc@249:                                         case to of
adamc@249:                                             NONE => ((L'.ECon (dk, L'.PConVar n, args, NONE), loc), t)
adamc@249:                                           | SOME t' => ((L'.EAbs ("x", t', t,
adamc@249:                                                                   (L'.ECon (dk, L'.PConVar n, args,
adamc@249:                                                                             SOME (L'.ERel 0, loc)),
adamc@249:                                                                    loc)),
adamc@249:                                                          loc),
adamc@249:                                                         (L'.TFun (t', t), loc))
adamc@192: 
adamc@249:                                     val t = foldr (fn (x, t) => (L'.TCFun (x, k, t), loc)) t xs
adamc@249:                                     val e = foldr (fn (x, e) => (L'.ECAbs (x, k, e), loc)) e xs
adamc@249:                                 in
adamc@249:                                     (L'.DVal (x, n, t, e, ""), loc)
adamc@249:                                 end) xncs
adamc@249:         in
adamc@249:             ((L'.DDatatype (x, n, xs, xncs), loc) :: dcons, st)
adamc@249:         end
adamc@249:       | L.DDatatypeImp (x, n, m1, ms, s, xs, xncs) =>
adamc@249:         let
adamc@249:             val (st, n) = St.bindCon st x n
adamc@249:             val c = corifyCon st (L.CModProj (m1, ms, s), loc)
adamc@177: 
adamc@249:             val m = foldl (fn (x, m) => (L.StrProj (m, x), loc)) (L.StrVar m1, loc) ms
adamc@376:             val (_, {inner, ...}) = corifyStr mods (m, st)
adamc@177: 
adamc@249:             val (xncs, st) = ListUtil.foldlMap (fn ((x, n, co), st) =>
adamc@249:                                                    let
adamc@249:                                                        val n' = St.lookupConstructorByName inner x
adamc@249:                                                        val st = St.bindConstructor st x n n'
adamc@249:                                                        val (st, n) = St.bindVal st x n
adamc@249:                                                        val co = Option.map (corifyCon st) co
adamc@249:                                                    in
adamc@249:                                                        ((x, n, co), st)
adamc@249:                                                    end) st xncs
adamc@49: 
adamc@249:             val nxs = length xs - 1
adamc@288:             val cBase = c
adamc@249:             val c = ListUtil.foldli (fn (i, _, c) => (L'.CApp (c, (L'.CRel (nxs - i), loc)), loc)) c xs
adamc@249:             val k = (L'.KType, loc)
adamc@249:             val k' = foldl (fn (_, k') => (L'.KArrow (k, k'), loc)) k xs
adamc@192: 
adamc@249:             val cds = map (fn (x, n, co) =>
adamc@249:                               let
adamc@249:                                   val t = case co of
adamc@249:                                               NONE => c
adamc@249:                                             | SOME t' => (L'.TFun (t', c), loc)
adamc@249:                                   val e = corifyExp st (L.EModProj (m1, ms, x), loc)
adamc@192: 
adamc@249:                                   val t = foldr (fn (x, t) => (L'.TCFun (x, k, t), loc)) t xs
adamc@249:                               in
adamc@249:                                   (L'.DVal (x, n, t, e, x), loc)
adamc@249:                               end) xncs
adamc@249:         in
adamc@288:             ((L'.DCon (x, n, k', cBase), loc) :: cds, st)
adamc@249:         end
adamc@249:       | L.DVal (x, n, t, e) =>
adamc@249:         let
adamc@249:             val (st, n) = St.bindVal st x n
adamc@376:             val s = doRestify (mods, x)
adamc@249:         in
adamc@249:             ([(L'.DVal (x, n, corifyCon st t, corifyExp st e, s), loc)], st)
adamc@249:         end
adamc@249:       | L.DValRec vis =>
adamc@249:         let
adamc@249:             val (vis, st) = ListUtil.foldlMap
adamc@249:                                 (fn ((x, n, t, e), st) =>
adamc@249:                                     let
adamc@249:                                         val (st, n) = St.bindVal st x n
adamc@249:                                     in
adamc@249:                                         ((x, n, t, e), st)
adamc@249:                                     end)
adamc@249:                                 st vis
adamc@16: 
adamc@249:             val vis = map
adamc@249:                           (fn (x, n, t, e) =>
adamc@249:                               let
adamc@376:                                   val s = doRestify (mods, x)
adamc@249:                               in
adamc@249:                                   (x, n, corifyCon st t, corifyExp st e, s)
adamc@249:                               end)
adamc@249:                           vis
adamc@249:         in
adamc@249:             ([(L'.DValRec vis, loc)], st)
adamc@249:         end
adamc@249:       | L.DSgn _ => ([], st)
adamc@177: 
adamc@249:       | L.DStr (x, n, _, (L.StrFun (xa, na, _, _, str), _)) =>
adamc@423:         ([], St.bindFunctor st x n xa na str)
adamc@177: 
adamc@339:       | L.DStr (x, n, _, (L.StrProj (str, x'), _)) =>
adamc@339:         let
adamc@376:             val (ds, {inner, outer}) = corifyStr mods (str, st)
adamc@339: 
adamc@339:             val st = case St.lookupStrByNameOpt (x', inner) of
adamc@339:                 SOME st' => St.bindStr st x n st'
adamc@339:               | NONE =>
adamc@339:                 let
adamc@423:                     val (x', n', str') = St.lookupFunctorByName (x', inner)
adamc@339:                 in
adamc@423:                     St.bindFunctor st x n x' n' str'
adamc@339:                 end
adamc@339:         in
adamc@339:             ([], st)
adamc@339:         end
adamc@339: 
adamc@249:       | L.DStr (x, n, _, str) =>
adamc@249:         let
adamc@377:             val mods' =
adamc@377:                 if x = "anon" then
adamc@377:                     mods
adamc@377:                 else
adamc@377:                     x :: mods
adamc@377: 
adamc@377:             val (ds, {inner, outer}) = corifyStr mods' (str, st)
adamc@249:             val st = St.bindStr outer x n inner
adamc@249:         in
adamc@249:             (ds, st)
adamc@249:         end
adamc@16: 
adamc@249:       | L.DFfiStr (m, n, (sgn, _)) =>
adamc@249:         (case sgn of
adamc@249:              L.SgnConst sgis =>
adamc@249:              let
adamc@456:                  val (ds, cmap, conmap, st, _) =
adamc@456:                      foldl (fn ((sgi, _), (ds, cmap, conmap, st, trans)) =>
adamc@249:                                case sgi of
adamc@249:                                    L.SgiConAbs (x, n, k) =>
adamc@249:                                    let
adamc@249:                                        val (st, n') = St.bindCon st x n
adamc@456: 
adamc@456:                                        val trans =
adamc@456:                                            if x = "transaction" then
adamc@456:                                                SOME n
adamc@456:                                            else
adamc@456:                                                trans
adamc@249:                                    in
adamc@249:                                        ((L'.DCon (x, n', corifyKind k, (L'.CFfi (m, x), loc)), loc) :: ds,
adamc@249:                                         cmap,
adamc@249:                                         conmap,
adamc@456:                                         st,
adamc@456:                                         trans)
adamc@249:                                    end
adamc@249:                                  | L.SgiCon (x, n, k, _) =>
adamc@249:                                    let
adamc@249:                                        val (st, n') = St.bindCon st x n
adamc@249:                                    in
adamc@249:                                        ((L'.DCon (x, n', corifyKind k, (L'.CFfi (m, x), loc)), loc) :: ds,
adamc@249:                                         cmap,
adamc@249:                                         conmap,
adamc@456:                                         st,
adamc@456:                                         trans)
adamc@249:                                    end
adamc@177: 
adamc@249:                                  | L.SgiDatatype (x, n, xs, xnts) =>
adamc@249:                                    let
adamc@249:                                        val k = (L'.KType, loc)
adamc@249:                                        val dk = ElabUtil.classifyDatatype xnts
adamc@249:                                        val (st, n') = St.bindCon st x n
adamc@249:                                        val (xnts, (ds', st, cmap, conmap)) =
adamc@249:                                            ListUtil.foldlMap
adamc@249:                                                (fn ((x', n, to), (ds', st, cmap, conmap)) =>
adamc@249:                                                    let
adamc@249:                                                        val dt = (L'.CNamed n', loc)
adamc@249:                                                        val args = ListUtil.mapi (fn (i, _) => (L'.CRel i, loc)) xs
adamc@163: 
adamc@249:                                                        val to = Option.map (corifyCon st) to
adamc@177: 
adamc@249:                                                        val pc = L'.PConFfi {mod = m,
adamc@249:                                                                             datatyp = x,
adamc@249:                                                                             params = xs,
adamc@249:                                                                             con = x',
adamc@249:                                                                             arg = to,
adamc@249:                                                                             kind = dk}
adamc@130: 
adamc@249:                                                        fun wrapT t =
adamc@249:                                                            foldr (fn (x, t) => (L'.TCFun (x, k, t), loc)) t xs
adamc@249:                                                        fun wrapE e =
adamc@249:                                                            foldr (fn (x, e) => (L'.ECAbs (x, k, e), loc)) e xs
adamc@192: 
adamc@249:                                                        val (cmap, d) =
adamc@249:                                                            case to of
adamc@249:                                                                NONE => (SM.insert (cmap, x', wrapT dt),
adamc@249:                                                                         (L'.DVal (x', n, wrapT dt,
adamc@249:                                                                                   wrapE
adamc@249:                                                                                       (L'.ECon (dk, pc, args, NONE),
adamc@249:                                                                                        loc),
adamc@249:                                                                                   ""), loc))
adamc@249:                                                              | SOME t =>
adamc@249:                                                                let
adamc@249:                                                                    val tf = (L'.TFun (t, dt), loc)
adamc@249:                                                                    val e = wrapE (L'.EAbs ("x", t, tf,
adamc@249:                                                                                            (L'.ECon (dk, pc, args,
adamc@249:                                                                                                      SOME (L'.ERel 0,
adamc@249:                                                                                                            loc)),
adamc@249:                                                                                             loc)), loc)
adamc@249:                                                                    val d = (L'.DVal (x', n, wrapT tf,
adamc@249:                                                                                      e, ""), loc)
adamc@185:                                                                in
adamc@192:                                                                    (SM.insert (cmap, x', wrapT tf), d)
adamc@185:                                                                end
adamc@185: 
adamc@186:                                                        val st = St.bindConstructor st x' n pc
adamc@186: 
adamc@192:                                                        val conmap = SM.insert (conmap, x', (x, xs, to, dk))
adamc@185:                                                    in
adamc@185:                                                        ((x', n, to),
adamc@186:                                                         (d :: ds', st, cmap, conmap))
adamc@186:                                                    end) ([], st, cmap, conmap) xnts
adamc@185:                                    in
adamc@192:                                        (ds' @ (L'.DDatatype (x, n', xs, xnts), loc) :: ds,
adamc@185:                                         cmap,
adamc@185:                                         conmap,
adamc@456:                                         st,
adamc@456:                                         trans)
adamc@192:                                    end
adamc@49: 
adamc@49:                                  | L.SgiVal (x, _, c) =>
adamc@456:                                    let
adamc@456:                                        val c =
adamc@456:                                            case trans of
adamc@456:                                                NONE => corifyCon st c
adamc@456:                                              | SOME trans =>
adamc@456:                                                let
adamc@456:                                                    fun transactify (all as (c, loc)) =
adamc@456:                                                        case c of
adamc@456:                                                            L.TFun (dom, ran) =>
adamc@456:                                                            (L'.TFun (corifyCon st dom, transactify ran), loc)
adamc@456:                                                          | L.CApp ((L.CNamed trans', _), t) =>
adamc@456:                                                            if trans' = trans then
adamc@456:                                                                (L'.CApp ((L'.CFfi (m, "transaction"), loc),
adamc@456:                                                                         corifyCon st t), loc)
adamc@456:                                                            else
adamc@456:                                                                corifyCon st all
adamc@456:                                                          | _ => corifyCon st all
adamc@456:                                                in
adamc@456:                                                    transactify c
adamc@456:                                                end
adamc@456:                                    in
adamc@456:                                        (ds,
adamc@456:                                         SM.insert (cmap, x, c),
adamc@456:                                         conmap,
adamc@456:                                         st,
adamc@456:                                         trans)
adamc@456:                                    end
adamc@456:                                  | _ => (ds, cmap, conmap, st, trans))
adamc@456:                                                            ([], SM.empty, SM.empty, st, NONE) sgis
adamc@49: 
adamc@185:                  val st = St.bindStr st m n (St.ffi m cmap conmap)
adamc@49:              in
adamc@249:                  (rev ds, St.basisIs (st, n))
adamc@49:              end
adamc@49:            | _ => raise Fail "Non-const signature for FFI structure")
adamc@48: 
adamc@109:       | L.DExport (en, sgn, str) =>
adamc@109:         (case #1 sgn of
adamc@109:              L.SgnConst sgis =>
adamc@109:              let
adamc@109:                  fun pathify (str, _) =
adamc@109:                      case str of
adamc@109:                          L.StrVar m => SOME (m, [])
adamc@109:                        | L.StrProj (str, s) =>
adamc@109:                          Option.map (fn (m, ms) => (m, ms @ [s])) (pathify str)
adamc@109:                        | _ => NONE
adamc@109:              in
adamc@109:                  case pathify str of
adamc@109:                      NONE => (ErrorMsg.errorAt loc "Structure is too fancy to export";
adamc@109:                               ([], st))
adamc@109:                    | SOME (m, ms) =>
adamc@109:                      let
adamc@249:                          val basis_n = case St.lookupBasis st of
adamc@249:                                            NONE => raise Fail "Corify: Don't know number of Basis"
adamc@249:                                          | SOME n => n
adamc@249: 
adamc@109:                          fun wrapSgi ((sgi, _), (wds, eds))  =
adamc@109:                              case sgi of
adamc@109:                                  L.SgiVal (s, _, t as (L.TFun (dom, ran), _)) =>
adamc@109:                                  (case (#1 dom, #1 ran) of
adamc@249:                                       (L.TRecord _,
adamc@249:                                        L.CApp ((L.CModProj (basis, [], "transaction"), _),
adamc@249:                                                ran' as
adamc@249:                                                     (L.CApp
adamc@249:                                                          ((L.CApp
adamc@249:                                                                ((L.CApp ((L.CModProj (basis', [], "xml"), _),
adamc@249:                                                                          (L.CRecord (_, [((L.CName "Html", _),
adamc@249:                                                                                           _)]), _)), _), _),
adamc@249:                                                            _), _), _))) =>
adamc@109:                                       let
adamc@109:                                           val ran = (L.TRecord (L.CRecord ((L.KType, loc), []), loc), loc)
adamc@249:                                           val ranT = (L.CApp ((L.CModProj (basis, [], "transaction"), loc),
adamc@249:                                                               ran), loc)
adamc@109:                                           val e = (L.EModProj (m, ms, s), loc)
adamc@249: 
adamc@249:                                           val ef = (L.EModProj (basis, [], "bind"), loc)
adamc@564:                                           val ef = (L.ECApp (ef, (L.CModProj (basis, [], "transaction"), loc)), loc)
adamc@249:                                           val ef = (L.ECApp (ef, ran'), loc)
adamc@251:                                           val ef = (L.ECApp (ef, ran), loc)
adamc@564:                                           val ef = (L.EApp (ef, (L.EModProj (basis, [], "transaction_monad"), loc)), loc)
adamc@249:                                           val ef = (L.EApp (ef, (L.EApp (e, (L.ERel 0, loc)), loc)), loc)
adamc@249: 
adamc@249:                                           val eat = (L.CApp ((L.CModProj (basis, [], "transaction"), loc),
adamc@249:                                                              ran), loc)
adamc@249:                                           val ea = (L.EAbs ("p", ran', eat,
adamc@249:                                                             (L.EWrite (L.ERel 0, loc), loc)), loc)
adamc@249: 
adamc@249:                                           val e = (L.EApp (ef, ea), loc)
adamc@249:                                           val e = (L.EAbs ("vs", dom, ran, e), loc)
adamc@109:                                       in
adamc@249:                                           if basis = basis_n andalso basis' = basis_n then
adamc@249:                                               ((L.DVal ("wrap_" ^ s, 0,
adamc@249:                                                         (L.TFun (dom, ranT), loc),
adamc@249:                                                         e), loc) :: wds,
adamc@249:                                                (fn st =>
adamc@249:                                                    case #1 (corifyExp st (L.EModProj (en, [], "wrap_" ^ s), loc)) of
adamc@249:                                                        L'.ENamed n => (L'.DExport (L'.Link, n), loc)
adamc@249:                                                      | _ => raise Fail "Corify: Value to export didn't corify properly")
adamc@249:                                                :: eds)
adamc@249:                                           else
adamc@249:                                               (wds, eds)
adamc@109:                                       end
adamc@109:                                     | _ => (wds, eds))
adamc@109:                                | _ => (wds, eds)
adamc@102: 
adamc@109:                          val (wds, eds) = foldl wrapSgi ([], []) sgis
adamc@109:                          val wrapper = (L.StrConst wds, loc)
adamc@376:                          val mst = St.lookupStrById st m
adamc@376:                          val (ds, {inner, outer}) = corifyStr (St.name mst) (wrapper, st)
adamc@109:                          val st = St.bindStr outer "wrapper" en inner
adamc@249:                                   
adamc@109:                          val ds = ds @ map (fn f => f st) eds
adamc@109:                      in
adamc@109:                          (ds, st)
adamc@109:                      end
adamc@109:              end
adamc@109:            | _ => raise Fail "Non-const signature for 'export'")
adamc@48: 
adamc@249:       | L.DTable (_, x, n, c) =>
adamc@249:         let
adamc@249:             val (st, n) = St.bindVal st x n
adamc@377:             val s = relify (doRestify (mods, x))
adamc@249:         in
adamc@249:             ([(L'.DTable (x, n, corifyCon st c, s), loc)], st)
adamc@249:         end
adamc@338:       | L.DSequence (_, x, n) =>
adamc@338:         let
adamc@338:             val (st, n) = St.bindVal st x n
adamc@377:             val s = relify (doRestify (mods, x))
adamc@338:         in
adamc@338:             ([(L'.DSequence (x, n, s), loc)], st)
adamc@338:         end
adamc@246: 
adamc@271:       | L.DDatabase s => ([(L'.DDatabase s, loc)], st)
adamc@271: 
adamc@461:       | L.DCookie (_, x, n, c) =>
adamc@461:         let
adamc@461:             val (st, n) = St.bindVal st x n
adamc@461:             val s = doRestify (mods, x)
adamc@461:         in
adamc@461:             ([(L'.DCookie (x, n, corifyCon st c, s), loc)], st)
adamc@461:         end
adamc@461: 
adamc@376: and corifyStr mods ((str, _), st) =
adamc@39:     case str of
adamc@39:         L.StrConst ds =>
adamc@39:         let
adamc@376:             val st = St.enter (st, mods)
adamc@376:             val (ds, st) = ListUtil.foldlMapConcat (corifyDecl mods) st ds
adamc@39:         in
adamc@39:             (ds, St.leave st)
adamc@39:         end
adamc@39:       | L.StrVar n => ([], {inner = St.lookupStrById st n, outer = st})
adamc@39:       | L.StrProj (str, x) =>
adamc@39:         let
adamc@376:             val (ds, {inner, outer}) = corifyStr mods (str, st)
adamc@39:         in
adamc@39:             (ds, {inner = St.lookupStrByName (x, inner), outer = outer})
adamc@39:         end
adamc@46:       | L.StrFun _ => raise Fail "Corify of nested functor definition"
adamc@46:       | L.StrApp (str1, str2) =>
adamc@46:         let
adamc@46:             fun unwind' (str, _) =
adamc@46:                 case str of
adamc@46:                     L.StrVar n => St.lookupStrById st n
adamc@46:                   | L.StrProj (str, x) => St.lookupStrByName (x, unwind' str)
adamc@46:                   | _ => raise Fail "Corify of fancy functor application [1]"
adamc@46: 
adamc@46:             fun unwind (str, _) =
adamc@46:                 case str of
adamc@46:                     L.StrVar n => St.lookupFunctorById st n
adamc@46:                   | L.StrProj (str, x) => St.lookupFunctorByName (x, unwind' str)
adamc@46:                   | _ => raise Fail "Corify of fancy functor application [2]"
adamc@46: 
adamc@423:             val (xa, na, body) = unwind str1
adamc@46: 
adamc@376:             val (ds1, {inner = inner', outer}) = corifyStr mods (str2, st)
adamc@376: 
adamc@423:             val (ds2, {inner, outer}) = corifyStr mods (body, St.bindStr outer xa na inner')
adamc@46:         in
adamc@146:             (ds1 @ ds2, {inner = St.bindStr inner xa na inner', outer = outer})
adamc@46:         end
adamc@31: 
adamc@39: fun maxName ds = foldl (fn ((d, _), n) =>
adamc@39:                            case d of
adamc@39:                                L.DCon (_, n', _, _) => Int.max (n, n')
adamc@191:                              | L.DDatatype (_, n', _, _) => Int.max (n, n')
adamc@191:                              | L.DDatatypeImp (_, n', _, _, _, _, _) => Int.max (n, n')
adamc@124:                              | L.DVal (_, n', _, _) => Int.max (n, n')
adamc@124:                              | L.DValRec vis => foldl (fn ((_, n', _, _), n) => Int.max (n, n)) n vis
adamc@39:                              | L.DSgn (_, n', _) => Int.max (n, n')
adamc@48:                              | L.DStr (_, n', _, str) => Int.max (n, Int.max (n', maxNameStr str))
adamc@100:                              | L.DFfiStr (_, n', _) => Int.max (n, n')
adamc@246:                              | L.DExport _ => n
adamc@271:                              | L.DTable (_, _, n', _) => Int.max (n, n')
adamc@338:                              | L.DSequence (_, _, n') => Int.max (n, n')
adamc@461:                              | L.DDatabase _ => n
adamc@461:                              | L.DCookie (_, _, n', _) => Int.max (n, n'))
adamc@249:                        0 ds
adamc@39: 
adamc@39: and maxNameStr (str, _) =
adamc@39:     case str of
adamc@39:         L.StrConst ds => maxName ds
adamc@39:       | L.StrVar n => n
adamc@39:       | L.StrProj (str, _) => maxNameStr str
adamc@45:       | L.StrFun (_, _, _, _, str) => maxNameStr str
adamc@45:       | L.StrApp (str1, str2) => Int.max (maxNameStr str1, maxNameStr str2)
adamc@39: 
adamc@39: fun corify ds =
adamc@39:     let
adamc@39:         val () = reset (maxName ds + 1)
adamc@146: 
adamc@376:         val (ds, _) = ListUtil.foldlMapConcat (corifyDecl []) St.empty ds
adamc@39:     in
adamc@39:         ds
adamc@39:     end
adamc@16: 
adamc@16: end