Commit 2a909937 authored by Robbert Krebbers's avatar Robbert Krebbers
Browse files

Improve error message of iInv when mask condition cannot be solved.

parent f69cdc8c
......@@ -8,7 +8,8 @@ Tactic Notation "iInvCore" constr(N) "as" tactic(tac) constr(Hclose) :=
let pat := constr:(IList [[IName Htmp; patback]]) in
iVs (inv_open _ N with "[#]") as pat;
[idtac|iAssumption || fail "iInv: invariant" N "not found"|idtac];
[solve_ndisj|tac Htmp].
[solve_ndisj || match goal with |- ?P => fail "iInv: cannot solve" P end
|tac Htmp].
Tactic Notation "iInv" constr(N) "as" constr(pat) constr(Hclose) :=
iInvCore N as (fun H => iDestruct H as pat) Hclose.
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