diff options
Diffstat (limited to 'plugins/decl_mode/decl_mode.ml')
| -rw-r--r-- | plugins/decl_mode/decl_mode.ml | 32 |
1 files changed, 23 insertions, 9 deletions
diff --git a/plugins/decl_mode/decl_mode.ml b/plugins/decl_mode/decl_mode.ml index d169dc1372..92d4089015 100644 --- a/plugins/decl_mode/decl_mode.ml +++ b/plugins/decl_mode/decl_mode.ml @@ -1,6 +1,6 @@ (************************************************************************) (* v * The Coq Proof Assistant / The Coq Development Team *) -(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2015 *) +(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2016 *) (* \VV/ **************************************************************) (* // * This file is distributed under the terms of the *) (* * GNU Lesser General Public License Version 2.1 *) @@ -9,7 +9,7 @@ open Names open Term open Evd -open Errors +open CErrors open Util let daimon_flag = ref false @@ -89,25 +89,22 @@ let get_info sigma gl= let try_get_info sigma gl = Store.get (Goal.V82.extra sigma gl) info -let get_stack pts = +let get_goal_stack pts = let { it = goals ; sigma = sigma } = Proof.V82.subgoals pts in let info = get_info sigma (List.hd goals) in info.pm_stack let proof_focus = Proof.new_focus_kind () -let proof_cond = Proof.no_cond proof_focus +let proof_cond = Proof.done_cond proof_focus let focus p = - let inf = get_stack p in + let inf = get_goal_stack p in Proof_global.simple_with_current_proof (fun _ -> Proof.focus proof_cond inf 1) let unfocus () = Proof_global.simple_with_current_proof (fun _ p -> Proof.unfocus proof_focus p ()) -let maximal_unfocus () = - Proof_global.simple_with_current_proof (fun _ -> Proof.maximal_unfocus proof_focus) - let get_top_stack pts = try Proof.get_at_focus proof_focus pts @@ -116,7 +113,24 @@ let get_top_stack pts = let info = get_info sigma gl in info.pm_stack +let get_stack pts = Proof.get_at_focus proof_focus pts + let get_last env = match Environ.named_context env with - | (id,_,_)::_ -> id + | decl :: _ -> Context.Named.Declaration.get_id decl | [] -> error "no previous statement to use" + +let get_end_command pts = + match get_top_stack pts with + | [] -> "\"end proof\"" + | Claim::_ -> "\"end claim\"" + | Focus_claim::_-> "\"end focus\"" + | Suppose_case :: Per (et,_,_,_) :: _ | Per (et,_,_,_) :: _ -> + begin + match et with + Decl_expr.ET_Case_analysis -> + "\"end cases\" or start a new case" + | Decl_expr.ET_Induction -> + "\"end induction\" or start a new case" + end + | _ -> anomaly (Pp.str"lonely suppose") |