--- a/src/Pure/codegen_axclass.ML Fri Jun 17 17:06:11 2005 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,102 +0,0 @@
-(* Title: Pure/codegen.ML
- ID: $Id$
- Author: Florian Haftmann, TU Muenchen
-
-Stub code generator for (axiomatic) type classes
-*)
-
-(*!!! for now, only experimental scratch code !!!*)
-
-type theory = unit;
-type constname = string;
-type typerepr = string;
-type clsname = string;
-type typname = string;
-type defname = string;
-type constdef = constname * typerepr;
-type instdecl = typname * clsname list * defname list;
-
-signature CODEGEN_AXCLASS =
-sig
- val gen_clsdict_typ: theory -> clsname -> clsname list -> constdef list -> string;
- val gen_clsdict_insts: theory -> clsname -> clsname list -> instdecl list -> constdef list -> string;
- val gen_clsdicts: theory -> clsname -> clsname list -> instdecl list -> constdef list -> string -> string;
-end;
-
-structure CodegenAxclass : CODEGEN_AXCLASS =
-struct
-
-fun enumerate ls = " " ^ (space_implode ",\n " ls) ^ "\n"
-
-fun get_dictidf thy cls = cls ^ "_dict";
-
-fun get_dictidf_inst thy cls ty = cls ^ "_" ^ ty ^ "_dict";
-
-fun get_clsidf thy cls = cls ^ "_class";
-
-fun get_memidf thy const = const;
-
-fun gen_clsdict_typ thy cls supclss consts =
- "type 'a " ^ (get_dictidf thy cls) ^ " = {\n"
- ^ (((supclss |> map (fn supcls => (get_clsidf thy supcls) ^ ": 'a " ^ (get_dictidf thy supcls)))
- @ (consts |> map (fn (cname, ctyp) => (get_memidf thy cname) ^ ": " ^ ctyp)))
- |> enumerate)
- ^ "};\n";
-
-fun gen_clsdict_mem thy cls consts =
- consts |> map (fn (cname, _) =>
- "fun " ^ (get_memidf thy cname) ^ " (cdict:'a " ^ (get_dictidf thy cls) ^ ") = #" ^ (get_memidf thy cname) ^ " cdict;\n")
- |> space_implode "";
-
-fun gen_clsdict_inst thy cls supclss (ty, clsargs, constdefs) consts =
- "val " ^ (get_dictidf_inst thy cls ty) ^ " = {\n"
- ^ (((supclss |> map (fn supcls => (get_clsidf thy cls) ^ " = " ^ (get_dictidf_inst thy supcls ty)))
- @ ((fst (split_list consts) ~~ constdefs) |>
- map (fn (cname, dname) => (get_memidf thy cname) ^ " = " ^ dname)))
- |> enumerate)
- ^ "};\n";
-
-fun gen_clsdict_insts thy cls supclss insts consts =
- insts |> map (fn inst => gen_clsdict_inst thy cls supclss inst consts) |> cat_lines
-
-fun gen_clsdicts thy cls supclss insts consts constdefs =
- gen_clsdict_typ thy cls supclss consts ^ "\n"
- ^ gen_clsdict_mem thy cls consts ^ "\n"
- ^ constdefs ^ "\n"
- ^ (insts |> map (fn inst => gen_clsdict_inst thy cls supclss inst consts) |> cat_lines);
-
-end;
-
-open CodegenAxclass;
-
-val ex_list =
-"fun list_le _ _ [] _ = true\n" ^
-" | list_le _ _ _ [] = false\n" ^
-" | list_le (cdict:'a list ord_dict) (cdict1:'a ord_dict) (x::xs) (y::ys) = #lt cdict1 x y orelse #eq (#eq_class cdict1) x y andalso list_le cdict cdict1 xs ys;\n\n" ^
-"fun list_lt _ _ [] [] = false\n" ^
-" | list_lt _ _ [] _ = true\n" ^
-" | list_lt _ _ _ [] = false\n" ^
-" | list_lt (cdict:'a list ord_dict) (cdict1:'a ord_dict) (x::xs) (y::ys) = #lt cdict1 x y orelse #eq (#eq_class cdict1) x y andalso list_lt cdict cdict1 xs ys;\n\n"
-
-val ex_eq = gen_clsdicts ()
- "eq" []
- [("int", [], ["(op =)"]),
- ("char", [], ["(op =)"]),
- ("list", [], ["(op =)"])]
- [("eq", "'a -> 'a -> bool")]
- "";
-
-val ex_ord = gen_clsdicts ()
- "ord" ["eq"]
- [("int", [], ["(op <=)", "(op <)"]),
- ("char", [], ["(op <=)", "(op <)"]),
- ("list", ["ord"], ["list_le", "list_lt"])]
- [("le", "'a -> 'a -> bool"), ("lt", "'a -> 'a -> bool")]
- ex_list;
-
-fun ex _ = TextIO.output (TextIO.stdOut, cat_lines [ex_eq, ex_ord]);
-
-(* TODO:
-- Dependency: dicttypdecl, members, (instancedef, instance)+
-- Nahtstelle ausfindig machen
-*)
\ No newline at end of file