annotate src/mono.sml @ 312:f387d12193ba

Datatype positivity check
author Adam Chlipala <adamc@hcoop.net>
date Tue, 09 Sep 2008 09:15:00 -0400
parents 52d4c60518d4
children e976b187d73a
rev   line source
adamc@25 1 (* Copyright (c) 2008, Adam Chlipala
adamc@25 2 * All rights reserved.
adamc@25 3 *
adamc@25 4 * Redistribution and use in source and binary forms, with or without
adamc@25 5 * modification, are permitted provided that the following conditions are met:
adamc@25 6 *
adamc@25 7 * - Redistributions of source code must retain the above copyright notice,
adamc@25 8 * this list of conditions and the following disclaimer.
adamc@25 9 * - Redistributions in binary form must reproduce the above copyright notice,
adamc@25 10 * this list of conditions and the following disclaimer in the documentation
adamc@25 11 * and/or other materials provided with the distribution.
adamc@25 12 * - The names of contributors may not be used to endorse or promote products
adamc@25 13 * derived from this software without specific prior written permission.
adamc@25 14 *
adamc@25 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
adamc@25 16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
adamc@25 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
adamc@25 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
adamc@25 19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
adamc@25 20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
adamc@25 21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
adamc@25 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
adamc@25 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
adamc@25 24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
adamc@25 25 * POSSIBILITY OF SUCH DAMAGE.
adamc@25 26 *)
adamc@25 27
adamc@25 28 structure Mono = struct
adamc@25 29
adamc@25 30 type 'a located = 'a ErrorMsg.located
adamc@25 31
adamc@188 32 datatype datatype_kind = datatype Core.datatype_kind
adamc@188 33
adamc@25 34 datatype typ' =
adamc@25 35 TFun of typ * typ
adamc@25 36 | TRecord of (string * typ) list
adamc@196 37 | TDatatype of int * (datatype_kind * (string * int * typ option) list) ref
adamc@51 38 | TFfi of string * string
adamc@288 39 | TOption of typ
adamc@25 40
adamc@25 41 withtype typ = typ' located
adamc@25 42
adamc@178 43 datatype patCon =
adamc@178 44 PConVar of int
adamc@186 45 | PConFfi of {mod : string, datatyp : string, con : string, arg : typ option}
adamc@178 46
adamc@178 47 datatype pat' =
adamc@178 48 PWild
adamc@182 49 | PVar of string * typ
adamc@178 50 | PPrim of Prim.t
adamc@188 51 | PCon of datatype_kind * patCon * pat option
adamc@182 52 | PRecord of (string * pat * typ) list
adamc@288 53 | PNone of typ
adamc@288 54 | PSome of typ * pat
adamc@178 55
adamc@178 56 withtype pat = pat' located
adamc@178 57
adamc@25 58 datatype exp' =
adamc@25 59 EPrim of Prim.t
adamc@25 60 | ERel of int
adamc@25 61 | ENamed of int
adamc@188 62 | ECon of datatype_kind * patCon * exp option
adamc@297 63 | ENone of typ
adamc@290 64 | ESome of typ * exp
adamc@51 65 | EFfi of string * string
adamc@51 66 | EFfiApp of string * string * exp list
adamc@25 67 | EApp of exp * exp
adamc@26 68 | EAbs of string * typ * typ * exp
adamc@25 69
adamc@29 70 | ERecord of (string * exp * typ) list
adamc@25 71 | EField of exp * string
adamc@25 72
adamc@182 73 | ECase of exp * (pat * exp) list * { disc : typ, result : typ }
adamc@178 74
adamc@94 75 | EStrcat of exp * exp
adamc@94 76
adamc@283 77 | EError of exp * typ
adamc@283 78
adamc@102 79 | EWrite of exp
adamc@106 80 | ESeq of exp * exp
adamc@251 81 | ELet of string * typ * exp * exp
adamc@102 82
adamc@111 83 | EClosure of int * exp list
adamc@111 84
adamc@252 85 | EQuery of { exps : (string * typ) list,
adamc@252 86 tables : (string * (string * typ) list) list,
adamc@252 87 state : typ,
adamc@252 88 query : exp,
adamc@252 89 body : exp,
adamc@252 90 initial : exp }
adamc@307 91 | EDml of exp
adamc@252 92
adamc@94 93
adamc@25 94 withtype exp = exp' located
adamc@25 95
adamc@25 96 datatype decl' =
adamc@164 97 DDatatype of string * int * (string * int * typ option) list
adamc@164 98 | DVal of string * int * typ * exp * string
adamc@126 99 | DValRec of (string * int * typ * exp * string) list
adamc@144 100 | DExport of Core.export_kind * string * int * typ list
adamc@273 101
adamc@273 102 | DTable of string * (string * typ) list
adamc@271 103 | DDatabase of string
adamc@25 104
adamc@25 105 withtype decl = decl' located
adamc@25 106
adamc@25 107 type file = decl list
adamc@25 108
adamc@25 109 end