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-rw-r--r--src/Util/Tactics.v27
1 files changed, 27 insertions, 0 deletions
diff --git a/src/Util/Tactics.v b/src/Util/Tactics.v
index 304ae3c20..4630e4ab7 100644
--- a/src/Util/Tactics.v
+++ b/src/Util/Tactics.v
@@ -260,3 +260,30 @@ Ltac side_conditions_before_to_side_conditions_after tac_in H :=
here, after evars are instantiated, and not above. *)
move H after H'; clear H'
| .. ].
+
+(** Do something with every hypothesis. *)
+Ltac do_with_hyp' tac :=
+ match goal with
+ | [ H : _ |- _ ] => tac H
+ end.
+
+(** Rewrite with any applicable hypothesis. *)
+Tactic Notation "rewrite_hyp" "*" := do_with_hyp' ltac:(fun H => rewrite H).
+Tactic Notation "rewrite_hyp" "->" "*" := do_with_hyp' ltac:(fun H => rewrite -> H).
+Tactic Notation "rewrite_hyp" "<-" "*" := do_with_hyp' ltac:(fun H => rewrite <- H).
+Tactic Notation "rewrite_hyp" "?*" := repeat do_with_hyp' ltac:(fun H => rewrite !H).
+Tactic Notation "rewrite_hyp" "->" "?*" := repeat do_with_hyp' ltac:(fun H => rewrite -> !H).
+Tactic Notation "rewrite_hyp" "<-" "?*" := repeat do_with_hyp' ltac:(fun H => rewrite <- !H).
+Tactic Notation "rewrite_hyp" "!*" := progress rewrite_hyp ?*.
+Tactic Notation "rewrite_hyp" "->" "!*" := progress rewrite_hyp -> ?*.
+Tactic Notation "rewrite_hyp" "<-" "!*" := progress rewrite_hyp <- ?*.
+
+Tactic Notation "rewrite_hyp" "*" "in" "*" := do_with_hyp' ltac:(fun H => rewrite H in * ).
+Tactic Notation "rewrite_hyp" "->" "*" "in" "*" := do_with_hyp' ltac:(fun H => rewrite -> H in * ).
+Tactic Notation "rewrite_hyp" "<-" "*" "in" "*" := do_with_hyp' ltac:(fun H => rewrite <- H in * ).
+Tactic Notation "rewrite_hyp" "?*" "in" "*" := repeat do_with_hyp' ltac:(fun H => rewrite !H in * ).
+Tactic Notation "rewrite_hyp" "->" "?*" "in" "*" := repeat do_with_hyp' ltac:(fun H => rewrite -> !H in * ).
+Tactic Notation "rewrite_hyp" "<-" "?*" "in" "*" := repeat do_with_hyp' ltac:(fun H => rewrite <- !H in * ).
+Tactic Notation "rewrite_hyp" "!*" "in" "*" := progress rewrite_hyp ?* in *.
+Tactic Notation "rewrite_hyp" "->" "!*" "in" "*" := progress rewrite_hyp -> ?* in *.
+Tactic Notation "rewrite_hyp" "<-" "!*" "in" "*" := progress rewrite_hyp <- ?* in *.