annotate src/laconic.sml @ 2:64f09f7822c3

Start of elaboration
author Adam Chlipala <adamc@hcoop.net>
date Sat, 26 Jan 2008 14:27:33 -0500
parents 4202f6eda946
children
rev   line source
adamc@0 1 (* Copyright (c) 2008, Adam Chlipala
adamc@0 2 * All rights reserved.
adamc@0 3 *
adamc@0 4 * Redistribution and use in source and binary forms, with or without
adamc@0 5 * modification, are permitted provided that the following conditions are met:
adamc@0 6 *
adamc@0 7 * - Redistributions of source code must retain the above copyright notice,
adamc@0 8 * this list of conditions and the following disclaimer.
adamc@0 9 * - Redistributions in binary form must reproduce the above copyright notice,
adamc@0 10 * this list of conditions and the following disclaimer in the documentation
adamc@0 11 * and/or other materials provided with the distribution.
adamc@0 12 * - The names of contributors may not be used to endorse or promote products
adamc@0 13 * derived from this software without specific prior written permission.
adamc@0 14 *
adamc@0 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
adamc@0 16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
adamc@0 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
adamc@0 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
adamc@0 19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
adamc@0 20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
adamc@0 21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
adamc@0 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
adamc@0 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
adamc@0 24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
adamc@0 25 * POSSIBILITY OF SUCH DAMAGE.
adamc@0 26 *)
adamc@0 27
adamc@0 28 structure Laconic = struct
adamc@0 29
adamc@0 30 type 'a located = 'a ErrorMsg.located
adamc@0 31
adamc@0 32 datatype kind' =
adamc@0 33 KType
adamc@0 34 | KArrow of kind * kind
adamc@0 35 | KName
adamc@0 36 | KRecord of kind
adamc@0 37
adamc@0 38 withtype kind = kind' located
adamc@0 39
adamc@1 40 datatype explicitness =
adamc@1 41 Explicit
adamc@1 42 | Implicit
adamc@1 43
adamc@0 44 datatype con' =
adamc@0 45 CAnnot of con * kind
adamc@0 46
adamc@0 47 | TFun of con * con
adamc@1 48 | TCFun of explicitness * string * kind * con
adamc@0 49 | TRecord of con
adamc@0 50
adamc@1 51 | CVar of string
adamc@0 52 | CApp of con * con
adamc@1 53 | CAbs of explicitness * string * kind * con
adamc@0 54
adamc@0 55 | CName of string
adamc@0 56
adamc@1 57 | CRecord of (con * con) list
adamc@0 58 | CConcat of con * con
adamc@0 59
adamc@0 60 withtype con = con' located
adamc@0 61
adamc@1 62 datatype decl' =
adamc@1 63 DCon of string * kind option * con
adamc@1 64
adamc@1 65 withtype decl = decl' located
adamc@1 66
adamc@1 67 type file = decl list
adamc@1 68
adamc@0 69 end