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(* Copyright (c) 2008-2010, Adam Chlipala
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* - The names of contributors may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*)
signature EXPL_ENV = sig
exception SynUnif
val liftConInCon : int -> Expl.con -> Expl.con
type env
val empty : env
exception UnboundRel of int
exception UnboundNamed of int
datatype 'a var =
NotBound
| Rel of int * 'a
| Named of int * 'a
val pushKRel : env -> string -> env
val lookupKRel : env -> int -> string
val pushCRel : env -> string -> Expl.kind -> env
val lookupCRel : env -> int -> string * Expl.kind
val pushCNamed : env -> string -> int -> Expl.kind -> Expl.con option -> env
val lookupCNamed : env -> int -> string * Expl.kind * Expl.con option
val pushERel : env -> string -> Expl.con -> env
val lookupERel : env -> int -> string * Expl.con
val pushENamed : env -> string -> int -> Expl.con -> env
val lookupENamed : env -> int -> string * Expl.con
val pushSgnNamed : env -> string -> int -> Expl.sgn -> env
val lookupSgnNamed : env -> int -> string * Expl.sgn
val pushStrNamed : env -> string -> int -> Expl.sgn -> env
val lookupStrNamed : env -> int -> string * Expl.sgn
val declBinds : env -> Expl.decl -> env
val sgiBinds : env -> Expl.sgn_item -> env
val patBinds : env -> Expl.pat -> env
end
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