
diff -r d2960b321468 -r 6a09257afd06 src/HOL/Try0.thy
--- a/src/HOL/Try0.thy	Thu Mar 27 11:20:59 2025 +0100
+++ b/src/HOL/Try0.thy	Thu Mar 27 13:30:16 2025 +0100
@@ -5,127 +5,10 @@
 *)
 
 theory Try0
-  imports Presburger
+  imports Pure
   keywords "try0" :: diag
 begin
 
 ML_file \<open>Tools/try0.ML\<close>
 
-ML \<open>
-local
-
-fun string_of_xref ((xref, args) : Try0.xref) =
-  (case xref of
-    Facts.Fact literal => literal |> Symbol_Pos.explode0 |> Symbol_Pos.implode |> cartouche
-  | _ =>
-      Facts.string_of_ref xref) ^ implode
-        (map (enclose "[" "]" o Pretty.unformatted_string_of o Token.pretty_src \<^context>) args)
-
-fun add_attr_text (tagged : Try0.tagged_xref list) (tag, src) s =
-  let
-    val fs = tagged |> filter (fn (_, tags) => member (op =) tags tag) |> map (string_of_xref o fst)
-  in if null fs then s else s ^ " " ^ (if src = "" then "" else src ^ ": ") ^ implode_space fs end
-
-fun attrs_text tags (tagged : Try0.tagged_xref list) =
-  "" |> fold (add_attr_text tagged) tags
-
-fun parse_method ctxt s =
-  enclose "(" ")" s
-  |> Token.explode (Thy_Header.get_keywords' ctxt) Position.start
-  |> filter Token.is_proper
-  |> Scan.read Token.stopper Method.parse
-  |> (fn SOME (Method.Source src, _) => src | _ => raise Fail "expected Source")
-
-fun run_tac timeout_opt tac st =
-  let val with_timeout =
-    (case timeout_opt of SOME timeout => Timeout.apply_physical timeout | NONE => I)
-  in with_timeout (Seq.pull o tac) st |> Option.map fst end
-
-val num_goals = Thm.nprems_of o #goal o Proof.goal
-
-fun apply_recursive recurse elapsed0 timeout_opt apply st =
-  (case Timing.timing (Option.join o try (run_tac timeout_opt apply)) st of
-    ({elapsed, ...}, SOME st') =>
-      if recurse andalso num_goals st' > 0 andalso num_goals st' < num_goals st then
-        let val timeout_opt1 = (Option.map (fn timeout => timeout - elapsed) timeout_opt)
-        in apply_recursive recurse (elapsed0 + elapsed) timeout_opt1 apply st' end
-      else (elapsed0 + elapsed, st')
-   |_ => (elapsed0, st))
-
-val full_attrs = [(Try0.Simp, "simp"), (Try0.Intro, "intro"), (Try0.Elim, "elim"), (Try0.Dest, "dest")]
-val clas_attrs = [(Try0.Intro, "intro"), (Try0.Elim, "elim"), (Try0.Dest, "dest")]
-val simp_attrs = [(Try0.Simp, "add")]
-val metis_attrs = [(Try0.Simp, ""), (Try0.Intro, ""), (Try0.Elim, ""), (Try0.Dest, "")]
-val no_attrs = []
-
-(* name * (run_if_auto_try * (all_goals * tags)) *)
-val raw_named_methods =
-  [("simp", (true, (false, simp_attrs))),
-   ("auto", (true, (true, full_attrs))),
-   ("blast", (true, (false, clas_attrs))),
-   ("metis", (true, (false, metis_attrs))),
-   ("argo", (true, (false, no_attrs))),
-   ("linarith", (true, (false, no_attrs))),
-   ("presburger", (true, (false, no_attrs))),
-   ("algebra", (true, (false, no_attrs))),
-   ("fast", (false, (false, clas_attrs))),
-   ("fastforce", (false, (false, full_attrs))),
-   ("force", (false, (false, full_attrs))),
-   ("meson", (false, (false, metis_attrs))),
-   ("satx", (false, (false, no_attrs))),
-   ("order", (true, (false, no_attrs)))]
-
-fun apply_raw_named_method name (all_goals, attrs) timeout_opt tagged st :
-    Try0.result option =
-  let
-    val st = Proof.map_contexts (Try0.silence_methods false) st
-    val unused =
-      tagged
-      |> filter
-        (fn (_, tags) => not (null tags) andalso null (inter (op =) tags (attrs |> map fst)))
-      |> map fst
-
-    val attrs = attrs_text attrs tagged
-
-    val ctxt = Proof.context_of st
-
-    val text =
-      name ^ attrs
-      |> parse_method ctxt
-      |> Method.method_cmd ctxt
-      |> Method.Basic
-      |> (fn m => Method.Combinator (Method.no_combinator_info, Method.Select_Goals 1, [m]))
-
-    val apply =
-      Proof.using [Attrib.eval_thms ctxt unused |> map (rpair [] o single)]
-      #> Proof.refine text #> Seq.filter_results
-    val num_before = num_goals st
-    val multiple_goals = all_goals andalso num_before > 1
-    val (time, st') = apply_recursive multiple_goals Time.zeroTime timeout_opt apply st
-    val num_after = num_goals st'
-    val select = "[" ^ string_of_int (num_before - num_after)  ^ "]"
-    val unused = implode_space (unused |> map string_of_xref)
-    val command =
-      (if unused <> "" then "using " ^ unused ^ " " else "") ^
-      (if num_after = 0 then "by " else "apply ") ^
-      (name ^ attrs |> attrs <> "" ? enclose "(" ")") ^
-      (if multiple_goals andalso num_after > 0 then select else "")
-  in
-    if num_before > num_after then
-      SOME {name = name, command = command, time = time, state = st'}
-    else NONE
-  end
-
-in
-
-val () = raw_named_methods
-  |> List.app (fn (name, (run_if_auto_try, raw_method)) =>
-    let val meth : Try0.proof_method = apply_raw_named_method name raw_method in
-      Try0.register_proof_method name {run_if_auto_try = run_if_auto_try} meth
-      handle Symtab.DUP _ => ()
-    end)
-
-end
-\<close>
-
 end
\ No newline at end of file




