diff options
author | Adam Chlipala <adamc@hcoop.net> | 2008-06-19 10:06:59 -0400 |
---|---|---|
committer | Adam Chlipala <adamc@hcoop.net> | 2008-06-19 10:06:59 -0400 |
commit | 371b414262cfb5888759c786e21c66f883ad13c0 (patch) | |
tree | 4e324b1be950d11b7ce81441803136e8846b9594 /src/expl.sml | |
parent | 6429a3881ba22c1847b2881765b9ca64acf02327 (diff) |
Explify
Diffstat (limited to 'src/expl.sml')
-rw-r--r-- | src/expl.sml | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/src/expl.sml b/src/expl.sml new file mode 100644 index 00000000..b3ab20c0 --- /dev/null +++ b/src/expl.sml @@ -0,0 +1,102 @@ +(* 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. + *) + +structure Expl = struct + +type 'a located = 'a ErrorMsg.located + +datatype kind' = + KType + | KArrow of kind * kind + | KName + | KRecord of kind + +withtype kind = kind' located + +datatype con' = + TFun of con * con + | TCFun of string * kind * con + | TRecord of con + + | CRel of int + | CNamed of int + | CModProj of int * string list * string + | CApp of con * con + | CAbs of string * kind * con + + | CName of string + + | CRecord of kind * (con * con) list + | CConcat of con * con + +withtype con = con' located + +datatype exp' = + EPrim of Prim.t + | ERel of int + | ENamed of int + | EModProj of int * string list * string + | EApp of exp * exp + | EAbs of string * con * con * exp + | ECApp of exp * con + | ECAbs of string * kind * exp + + | ERecord of (con * exp * con) list + | EField of exp * con * { field : con, rest : con } + +withtype exp = exp' located + +datatype sgn_item' = + SgiConAbs of string * int * kind + | SgiCon of string * int * kind * con + | SgiVal of string * int * con + | SgiStr of string * int * sgn + +and sgn' = + SgnConst of sgn_item list + | SgnVar of int + +withtype sgn_item = sgn_item' located +and sgn = sgn' located + +datatype decl' = + DCon of string * int * kind * con + | DVal of string * int * con * exp + | DSgn of string * int * sgn + | DStr of string * int * sgn * str + + and str' = + StrConst of decl list + | StrVar of int + | StrProj of str * string + +withtype decl = decl' located + and str = str' located + +type file = decl list + +end |