adamc@0: (* Copyright (c) 2008, Adam Chlipala
adamc@0:  * All rights reserved.
adamc@0:  *
adamc@0:  * Redistribution and use in source and binary forms, with or without
adamc@0:  * modification, are permitted provided that the following conditions are met:
adamc@0:  *
adamc@0:  * - Redistributions of source code must retain the above copyright notice,
adamc@0:  *   this list of conditions and the following disclaimer.
adamc@0:  * - Redistributions in binary form must reproduce the above copyright notice,
adamc@0:  *   this list of conditions and the following disclaimer in the documentation
adamc@0:  *   and/or other materials provided with the distribution.
adamc@0:  * - The names of contributors may not be used to endorse or promote products
adamc@0:  *   derived from this software without specific prior written permission.
adamc@0:  *
adamc@0:  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
adamc@0:  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
adamc@0:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
adamc@0:  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
adamc@0:  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
adamc@0:  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
adamc@0:  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
adamc@0:  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
adamc@0:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
adamc@0:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
adamc@0:  * POSSIBILITY OF SUCH DAMAGE.
adamc@0:  *)
adamc@0: 
adamc@4: structure Source = struct
adamc@0: 
adamc@0: type 'a located = 'a ErrorMsg.located
adamc@0: 
adamc@0: datatype kind' =
adamc@0:          KType
adamc@0:        | KArrow of kind * kind
adamc@0:        | KName
adamc@0:        | KRecord of kind
adamc@82:        | KUnit
adamc@207:        | KTuple of kind list
adamc@18:        | KWild
adamc@0: 
adamc@623:        | KFun of string * kind
adamc@623:        | KVar of string
adamc@623: 
adamc@0: withtype kind = kind' located
adamc@0: 
adamc@1: datatype explicitness =
adamc@1:          Explicit
adamc@1:        | Implicit
adamc@1: 
adamc@0: datatype con' =
adamc@0:          CAnnot of con * kind
adamc@0: 
adamc@0:        | TFun of con * con
adamc@1:        | TCFun of explicitness * string * kind * con
adamc@0:        | TRecord of con
adamc@628:        | TDisjoint of con * con * con
adamc@0: 
adamc@34:        | CVar of string list * string
adamc@0:        | CApp of con * con
adamc@67:        | CAbs of string * kind option * con
adamc@0: 
adamc@623:        | CKAbs of string * con
adamc@623:        | TKFun of string * con
adamc@623: 
adamc@0:        | CName of string
adamc@0: 
adamc@1:        | CRecord of (con * con) list
adamc@0:        | CConcat of con * con
adamc@621:        | CMap
adamc@0: 
adamc@82:        | CUnit
adamc@82: 
adamc@207:        | CTuple of con list
adamc@207:        | CProj of con * int
adamc@207: 
adamc@18:        | CWild of kind
adamc@18: 
adamc@0: withtype con = con' located
adamc@0: 
adamc@706: datatype inference =
adamc@706:          Infer
adamc@706:        | DontInfer
adamc@706:        | TypesOnly
adamc@706: 
adamc@30: datatype sgn_item' =
adamc@30:          SgiConAbs of string * kind
adamc@30:        | SgiCon of string * kind option * con
adamc@191:        | SgiDatatype of string * string list * (string * con option) list
adamc@156:        | SgiDatatypeImp of string * string list * string
adamc@30:        | SgiVal of string * con
adamc@706:        | SgiTable of string * con * exp
adamc@30:        | SgiStr of string * sgn
adamc@59:        | SgiSgn of string * sgn
adamc@58:        | SgiInclude of sgn
adamc@88:        | SgiConstraint of con * con
adamc@563:        | SgiClassAbs of string * kind
adamc@563:        | SgiClass of string * kind * con
adamc@30: 
adamc@30: and sgn' =
adamc@30:     SgnConst of sgn_item list
adamc@30:   | SgnVar of string
adamc@40:   | SgnFun of string * sgn * sgn
adamc@42:   | SgnWhere of sgn * string * con
adamc@59:   | SgnProj of string * string list * string
adamc@30: 
adamc@706: and pat' =
adamc@706:     PWild
adamc@706:   | PVar of string
adamc@706:   | PPrim of Prim.t
adamc@706:   | PCon of string list * string * pat option
adamc@706:   | PRecord of (string * pat) list * bool
adamc@30: 
adamc@706: and exp' =
adamc@706:     EAnnot of exp * con
adamc@170: 
adamc@706:   | EPrim of Prim.t
adamc@706:   | EVar of string list * string * inference
adamc@706:   | EApp of exp * exp
adamc@706:   | EAbs of string * con option * exp
adamc@706:   | ECApp of exp * con
adamc@706:   | ECAbs of explicitness * string * kind * exp
adamc@706:   | EDisjoint of con * con * exp
adamc@706:   | EDisjointApp of exp
adamc@170: 
adamc@706:   | EKAbs of string * exp
adamc@403: 
adamc@706:   | ERecord of (con * exp) list
adamc@706:   | EField of exp * con
adamc@706:   | EConcat of exp * exp
adamc@706:   | ECut of exp * con
adamc@706:   | ECutMulti of exp * con
adamc@34: 
adamc@706:   | EWild
adamc@34: 
adamc@706:   | ECase of exp * (pat * exp) list
adamc@623: 
adamc@706:   | ELet of edecl list * exp
adamc@446: 
adamc@446: and edecl' =
adamc@446:     EDVal of string * con option * exp
adamc@446:   | EDValRec of (string * con option * exp) list
adamc@446: 
adamc@706: withtype sgn_item = sgn_item' located
adamc@706: and sgn = sgn' located
adamc@706: and pat = pat' located
adamc@706: and exp = exp' located
adamc@446: and edecl = edecl' located
adamc@34: 
adamc@706: 
adamc@706: 
adamc@1: datatype decl' =
adamc@1:          DCon of string * kind option * con
adamc@191:        | DDatatype of string * string list * (string * con option) list
adamc@156:        | DDatatypeImp of string * string list * string
adamc@8:        | DVal of string * con option * exp
adamc@123:        | DValRec of (string * con option * exp) list
adamc@30:        | DSgn of string * sgn
adamc@30:        | DStr of string * sgn option * str
adamc@48:        | DFfiStr of string * sgn
adamc@61:        | DOpen of string * string list
adamc@88:        | DConstraint of con * con
adamc@88:        | DOpenConstraints of string * string list
adamc@109:        | DExport of str
adamc@704:        | DTable of string * con * exp
adamc@338:        | DSequence of string
adamc@563:        | DClass of string * kind * con
adamc@271:        | DDatabase of string
adamc@459:        | DCookie of string * con
adamc@30: 
adamc@30:      and str' =
adamc@30:          StrConst of decl list
adamc@30:        | StrVar of string
adamc@34:        | StrProj of str * string
adamc@40:        | StrFun of string * sgn * sgn option * str
adamc@44:        | StrApp of str * str
adamc@1: 
adamc@1: withtype decl = decl' located
adamc@30:      and str = str' located
adamc@1: 
adamc@1: type file = decl list
adamc@1: 
adamc@0: end