annotate src/cjr.sml @ 33:535c324f0b35

Matching structures in signatures
author Adam Chlipala <adamc@hcoop.net>
date Thu, 12 Jun 2008 17:41:32 -0400
parents 537db4ee89f4
children 4f641f8fddaa
rev   line source
adamc@29 1 (* Copyright (c) 2008, Adam Chlipala
adamc@29 2 * All rights reserved.
adamc@29 3 *
adamc@29 4 * Redistribution and use in source and binary forms, with or without
adamc@29 5 * modification, are permitted provided that the following conditions are met:
adamc@29 6 *
adamc@29 7 * - Redistributions of source code must retain the above copyright notice,
adamc@29 8 * this list of conditions and the following disclaimer.
adamc@29 9 * - Redistributions in binary form must reproduce the above copyright notice,
adamc@29 10 * this list of conditions and the following disclaimer in the documentation
adamc@29 11 * and/or other materials provided with the distribution.
adamc@29 12 * - The names of contributors may not be used to endorse or promote products
adamc@29 13 * derived from this software without specific prior written permission.
adamc@29 14 *
adamc@29 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
adamc@29 16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
adamc@29 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
adamc@29 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
adamc@29 19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
adamc@29 20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
adamc@29 21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
adamc@29 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
adamc@29 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
adamc@29 24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
adamc@29 25 * POSSIBILITY OF SUCH DAMAGE.
adamc@29 26 *)
adamc@29 27
adamc@29 28 structure Cjr = struct
adamc@29 29
adamc@29 30 type 'a located = 'a ErrorMsg.located
adamc@29 31
adamc@29 32 datatype typ' =
adamc@29 33 TTop
adamc@29 34 | TFun
adamc@29 35 | TCode of typ * typ
adamc@29 36 | TRecord of int
adamc@29 37 | TNamed of int
adamc@29 38
adamc@29 39 withtype typ = typ' located
adamc@29 40
adamc@29 41 datatype exp' =
adamc@29 42 EPrim of Prim.t
adamc@29 43 | ERel of int
adamc@29 44 | ENamed of int
adamc@29 45 | ECode of int
adamc@29 46 | EApp of exp * exp
adamc@29 47
adamc@29 48 | ERecord of int * (string * exp) list
adamc@29 49 | EField of exp * string
adamc@29 50
adamc@29 51 | ELet of (string * typ * exp) list * exp
adamc@29 52
adamc@29 53 withtype exp = exp' located
adamc@29 54
adamc@29 55 datatype decl' =
adamc@29 56 DStruct of int * (string * typ) list
adamc@29 57 | DVal of string * int * typ * exp
adamc@29 58 | DFun of int * string * typ * typ * exp
adamc@29 59
adamc@29 60 withtype decl = decl' located
adamc@29 61
adamc@29 62 type file = decl list
adamc@29 63
adamc@29 64 end