wenzelm@18620: (*  Title:      Pure/Isar/specification.ML
wenzelm@18620:     ID:         $Id$
wenzelm@18620:     Author:     Makarius
wenzelm@18620: 
wenzelm@18620: Theory specifications --- with type-inference, but no internal
wenzelm@18620: polymorphism.
wenzelm@18620: *)
wenzelm@18620: 
wenzelm@18620: signature SPECIFICATION =
wenzelm@18620: sig
wenzelm@18640:   val pretty_consts: Proof.context -> (string * typ) list -> Pretty.T
wenzelm@18620:   val read_specification:
wenzelm@18640:     (string * string option * mixfix) list *
wenzelm@18640:       ((string * Attrib.src list) * string list) list -> Proof.context ->
wenzelm@18640:     ((string * typ * mixfix) list *
wenzelm@18640:       ((string * Context.generic attribute list) * term list) list) * Proof.context
wenzelm@18620:   val cert_specification:
wenzelm@18640:     (string * typ option * mixfix) list *
wenzelm@18640:       ((string * Context.generic attribute list) * term list) list -> Proof.context ->
wenzelm@18640:     ((string * typ * mixfix) list *
wenzelm@18640:       ((string * Context.generic attribute list) * term list) list) * Proof.context
wenzelm@18620:   val axiomatize:
wenzelm@18640:     (string * string option * mixfix) list *
wenzelm@18640:       ((bstring * Attrib.src list) * string list) list -> theory -> thm list list * theory
wenzelm@18620:   val axiomatize_i:
wenzelm@18640:     (string * typ option * mixfix) list *
wenzelm@18640:       ((bstring * Context.generic attribute list) * term list) list -> theory ->
wenzelm@18640:     thm list list * theory
wenzelm@18620: end;
wenzelm@18620: 
wenzelm@18620: structure Specification: SPECIFICATION =
wenzelm@18620: struct
wenzelm@18620: 
wenzelm@18620: (* pretty_consts *)
wenzelm@18620: 
wenzelm@18640: fun pretty_const ctxt (c, T) =
wenzelm@18620:   Pretty.block [Pretty.str c, Pretty.str " ::", Pretty.brk 1,
wenzelm@18640:     Pretty.quote (ProofContext.pretty_typ ctxt T)];
wenzelm@18620: 
wenzelm@18640: fun pretty_consts ctxt decls =
wenzelm@18640:   Pretty.big_list "constants" (map (pretty_const ctxt) decls);
wenzelm@18620: 
wenzelm@18620: 
wenzelm@18620: (* prepare specification *)
wenzelm@18620: 
wenzelm@18670: fun prep_specification prep_vars prep_propp prep_att
wenzelm@18670:     (raw_vars, raw_specs) ctxt =
wenzelm@18620:   let
wenzelm@18670:     val thy = ProofContext.theory_of ctxt;
wenzelm@18620: 
wenzelm@18670:     val (vars, vars_ctxt) = ctxt |> prep_vars raw_vars;
wenzelm@18670:     val (xs, params_ctxt) = vars_ctxt |> ProofContext.add_fixes_i vars;
wenzelm@18670:     val ((specs, vs), specs_ctxt) =
wenzelm@18620:       prep_propp (params_ctxt, map (map (rpair ([], [])) o snd) raw_specs)
wenzelm@18620:       |> swap |>> map (map fst)
wenzelm@18670:       ||>> fold_map ProofContext.inferred_type xs;
wenzelm@18620: 
wenzelm@18670:     val params = map2 (fn (x, T) => fn (_, _, mx) => (x, T, mx)) vs vars;
wenzelm@18620:     val names = map (fst o fst) raw_specs;
wenzelm@18670:     val atts = map (map (prep_att thy) o snd o fst) raw_specs;
wenzelm@18620:   in ((params, (names ~~ atts) ~~ specs), specs_ctxt) end;
wenzelm@18620: 
wenzelm@18620: fun read_specification x =
wenzelm@18670:   prep_specification ProofContext.read_vars ProofContext.read_propp Attrib.generic_attribute x;
wenzelm@18620: fun cert_specification x =
wenzelm@18670:   prep_specification ProofContext.cert_vars ProofContext.cert_propp (K I) x;
wenzelm@18620: 
wenzelm@18620: 
wenzelm@18620: (* axiomatize *)
wenzelm@18620: 
wenzelm@18620: fun gen_axiomatize prep args thy =
wenzelm@18620:   let
wenzelm@18620:     val ((consts, specs), ctxt) = prep args (ProofContext.init thy);
wenzelm@18640:     val subst = consts |> map (fn (x, T, _) => (Free (x, T), Const (Sign.full_name thy x, T)));
wenzelm@18640:     val axioms = specs |> map (fn ((name, att), ts) =>
wenzelm@18640:       ((name, map (Term.subst_atomic subst) ts), map Attrib.theory att));
wenzelm@18620:     val (thms, thy') =
wenzelm@18620:       thy
wenzelm@18620:       |> Theory.add_consts_i consts
wenzelm@18620:       |> PureThy.add_axiomss_i axioms
wenzelm@18620:       ||> Theory.add_finals_i false (map snd subst);
wenzelm@18640:   in Pretty.writeln (pretty_consts ctxt (map (dest_Free o fst) subst)); (thms, thy') end;
wenzelm@18620: 
wenzelm@18620: val axiomatize = gen_axiomatize read_specification;
wenzelm@18620: val axiomatize_i = gen_axiomatize cert_specification;
wenzelm@18620: 
wenzelm@18620: end;