(* Copyright (c) 2008, 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.
 *)

(* Laconic/Web main compiler interface *)

signature COMPILER = sig

    type job = string list
    (*val compile : job -> unit*)
    val compileC : {cname : string, oname : string, ename : string} -> unit

    type ('src, 'dst) phase
    type ('src, 'dst) transform

    val transform : ('src, 'dst) phase -> string -> ('src, 'dst) transform
    val o : ('a, 'b) transform * ('b, 'c) transform -> ('a, 'c) transform

    val run : ('src, 'dst) transform -> 'src -> 'dst option
    val runPrint : ('src, 'dst) transform -> 'src -> unit
    val time : ('src, 'dst) transform -> 'src -> unit
    val timePrint : ('src, 'dst) transform -> 'src -> unit

    val parseLac : (string, Source.file) phase
    val parseLig : (string, Source.sgn_item list) phase

    val parse : (job, Source.file) phase
    val elaborate : (Source.file, Elab.file) phase
    val explify : (Elab.file, Expl.file) phase
    val corify : (Expl.file, Core.file) phase

    val toParse : (job, Source.file) transform
    val toElaborate : (job, Elab.file) transform
    val toExplify : (job, Expl.file) transform
    val toCorify : (job, Core.file) transform    

end