Commit 09bc28f7 authored by Robbert Krebbers's avatar Robbert Krebbers

Move and rename some tactics.

parent 9201446c
......@@ -228,6 +228,14 @@ Ltac setoid_subst :=
| H : @equiv ?A ?e _ ?x |- _ => symmetry in H; setoid_subst_aux (@equiv A e) x
end.
(** The tactic [intros_revert tac] introduces all foralls/arrows, performs tac,
and then reverts them. *)
Ltac intros_revert tac :=
lazymatch goal with
| |- _, _ => let H := fresh in intro H; intros_revert tac; revert H
| |- _ => tac
end.
(** Given a tactic [tac2] generating a list of terms, [iter tac1 tac2]
runs [tac x] for each element [x] until [tac x] succeeds. If it does not
suceed for any element of the generated list, the whole tactic wil fail. *)
......
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