diff --git a/CHANGELOG.md b/CHANGELOG.md index e8d13a8eb18600b4f1bf9f8dc53d2c9589b05ce2..cb181a5209c0785a68e2ac0d13a4ed1055cb40fa 100644 --- a/CHANGELOG.md +++ b/CHANGELOG.md @@ -43,6 +43,8 @@ Coq 8.8 and 8.9 are no longer supported. - Rename `seq_S_end_app` to `seq_S`. (The lemma `seq_S` is also in Coq's stdlib since Coq 8.12.) - Remove `omega` import and hint database in `tactics` file. +- Add `rename select <pat> into <name>` tactic to find a hypothesis by pattern + and give it a fixed name. The following `sed` script should perform most of the renaming (on macOS, replace `sed` by `gsed`, installed via e.g. `brew install gnu-sed`): diff --git a/tests/tactics.v b/tests/tactics.v index a606dbce49240e9ab1c77b09021650da74a93531..86953761a8baf86fd335ca94fdbaeee590872d0d 100644 --- a/tests/tactics.v +++ b/tests/tactics.v @@ -48,3 +48,6 @@ Proof. intros * HH. split_and!; [ destruct_and? HH; assumption | destruct_and?; assumption | ]. destruct_and?. Fail destruct_and!. assumption. Qed. + +Goal forall (n : nat), ∃ m : nat, True. +Proof. intros ?. rename select nat into m. exists m. done. Qed. diff --git a/theories/tactics.v b/theories/tactics.v index b635bdf73d802d22976177691d39f19f52ff5248..c1ac9116df7cd08cc5fc0ad173e4ddac67ceb3d6 100644 --- a/theories/tactics.v +++ b/theories/tactics.v @@ -537,6 +537,9 @@ Tactic Notation "select" open_constr(pat) tactic3(tac) := (** [select_revert] reverts the first hypothesis matching [pat]. *) Tactic Notation "revert" "select" open_constr(pat) := select pat (fun H => revert H). +Tactic Notation "rename" "select" open_constr(pat) "into" ident(name) := + select pat (fun H => rename H into name). + (** Coq's [firstorder] tactic fails or loops on rather small goals already. In particular, on those generated by the tactic [unfold_elem_ofs] which is used to solve propositions on sets. The [naive_solver] tactic implements an