diff options
| -rw-r--r-- | isa/ProofGeneral.ML | 171 |
1 files changed, 11 insertions, 160 deletions
diff --git a/isa/ProofGeneral.ML b/isa/ProofGeneral.ML index c6e683f8..5d460198 100644 --- a/isa/ProofGeneral.ML +++ b/isa/ProofGeneral.ML @@ -9,166 +9,6 @@ *) -val proof_state_special_prefix="\248"; -val proof_state_special_suffix="\249"; -val goal_start_special="\253"; - - - -(* val orig_prs_fn = !prs_fn; *) -(* val orig_warning_fn = !warning_fn; *) -(* val orig_error_fn = !error_fn; *) - -(* copied from Pure/library.ML: *) -local - fun out s = - (TextIO.output (TextIO.stdOut, s); TextIO.flushOut TextIO.stdOut); - - fun prefix_lines prfx txt = - txt |> split_lines |> map (fn s => prfx ^ s ^ "\n") |> implode; -in - -(*hooks for output channels: normal, warning, error*) - -(* Proof General: no change to these yet from defaults, but be - careful that proof-shell-prompt-pattern doesn't match any - of these! (maybe the default needs adjustment) -*) -val () = - (prs_fn := (fn s => out s); - warning_fn := (fn s => out (prefix_lines "### " s)); - error_fn := (fn s => out (prefix_lines "*** " s))) - -end; - - - -local - - (* utils *) - - fun ins_entry (x, y) [] = [(x, [y])] - | ins_entry (x, y) ((pair as (x', ys')) :: pairs) = - if x = x' then (x', y ins ys') :: pairs - else pair :: ins_entry (x, y) pairs; - - fun add_consts (Const (c, T), env) = ins_entry (T, (c, T)) env - | add_consts (t $ u, env) = add_consts (u, add_consts (t, env)) - | add_consts (Abs (_, _, t), env) = add_consts (t, env) - | add_consts (_, env) = env; - - fun add_vars (Free (x, T), env) = ins_entry (T, (x, ~1)) env - | add_vars (Var (xi, T), env) = ins_entry (T, xi) env - | add_vars (Abs (_, _, t), env) = add_vars (t, env) - | add_vars (t $ u, env) = add_vars (u, add_vars (t, env)) - | add_vars (_, env) = env; - - fun add_varsT (Type (_, Ts), env) = foldr add_varsT (Ts, env) - | add_varsT (TFree (x, S), env) = ins_entry (S, (x, ~1)) env - | add_varsT (TVar (xi, S), env) = ins_entry (S, xi) env; - - fun sort_idxs vs = map (apsnd (sort (prod_ord string_ord int_ord))) vs; - fun sort_cnsts cs = map (apsnd (sort_wrt fst)) cs; - - - (* prepare atoms *) - - fun consts_of t = sort_cnsts (add_consts (t, [])); - fun vars_of t = sort_idxs (add_vars (t, [])); - fun varsT_of t = rev (sort_idxs (it_term_types add_varsT (t, []))); - -in - - fun script_print_goals maxgoals state = - let - val {sign, ...} = rep_thm state; - - val prt_term = Sign.pretty_term sign; - val prt_typ = Sign.pretty_typ sign; - val prt_sort = Sign.pretty_sort sign; - - fun prt_atoms prt prtT (X, xs) = Pretty.block - [Pretty.block (Pretty.commas (map prt xs)), Pretty.str " ::", - Pretty.brk 1, prtT X]; - - fun prt_var (x, ~1) = prt_term (Syntax.free x) - | prt_var xi = prt_term (Syntax.var xi); - - fun prt_varT (x, ~1) = prt_typ (TFree (x, [])) - | prt_varT xi = prt_typ (TVar (xi, [])); - - val prt_consts = prt_atoms (prt_term o Const) prt_typ; - val prt_vars = prt_atoms prt_var prt_typ; - val prt_varsT = prt_atoms prt_varT prt_sort; - - - fun print_list _ _ [] = () - | print_list name prt lst = (writeln ""; - Pretty.writeln (Pretty.big_list name (map prt lst))); - - fun print_subgoals (_, []) = () - | print_subgoals (n, A :: As) = (Pretty.writeln (Pretty.blk (0, - [Pretty.str (goal_start_special ^ - " " ^ string_of_int n ^ ". "), prt_term A])); - print_subgoals (n + 1, As)); - - val print_ffpairs = - print_list "Flex-flex pairs:" (prt_term o Logic.mk_flexpair); - - val print_consts = print_list "Constants:" prt_consts o consts_of; - val print_vars = print_list "Variables:" prt_vars o vars_of; - val print_varsT = print_list "Type variables:" prt_varsT o varsT_of; - - - val {prop, ...} = rep_thm state; - val (tpairs, As, B) = Logic.strip_horn prop; - val ngoals = length As; - - fun print_gs (types, sorts) = - (Pretty.writeln (prt_term B); - if ngoals = 0 then writeln "No subgoals!" - else if ngoals > maxgoals then - (print_subgoals (1, take (maxgoals, As)); - writeln ("A total of " ^ string_of_int ngoals ^ " subgoals...")) - else print_subgoals (1, As); - - print_ffpairs tpairs; - - if types andalso ! show_consts then print_consts prop else (); - if types then print_vars prop else (); - if sorts then print_varsT prop else ()); - in - setmp show_no_free_types true - (setmp show_types (! show_types orelse ! show_sorts) - (setmp show_sorts false print_gs)) - (! show_types orelse ! show_sorts, ! show_sorts) - end; - -end; - - - - -(* Pure/goals.ML declares print_current_goals_fn. *) - -val orig_print_current_goals_fn = !print_current_goals_fn; - -fun script_mode_print_current_goals_fn n max th = - (writeln ("Level " ^ string_of_int n); script_print_goals max th); - -local - fun out s = - (TextIO.output (TextIO.stdOut, s); TextIO.flushOut TextIO.stdOut); - fun cgf i j t = - (out proof_state_special_prefix; - script_mode_print_current_goals_fn i j t; - out proof_state_special_suffix) -in - val () = (print_current_goals_fn := cgf) -end - - - signature PROOFGENERAL = sig val kill_goal : unit -> unit @@ -217,6 +57,17 @@ structure ProofGeneral = end; end; +(* add markup to proof state output *) + +val proof_state_special_prefix="\248"; +val proof_state_special_suffix="\249"; +val goal_start_special="\253"; + +current_goals_markers:=(proof_state_special_prefix, + proof_state_special_suffix, + goal_start_special); + + (* Turn on verbose update output, Proof General likes to parse it. *) update_verbose:=true; |