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chore: adapt to lean4#10526 #74

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2 changes: 1 addition & 1 deletion Mathlib/Tactic/SuccessIfFailWithMsg.lean
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Expand Up @@ -30,7 +30,7 @@ syntax (name := successIfFailWithMsg) "success_if_fail_with_msg " term:max tacti
/-- Evaluates `tacs` and succeeds only if `tacs` both fails and throws an error equal (as a string)
to `msg`. -/
def successIfFailWithMessage {s α : Type} {m : Type → Type} [Monad m] [MonadLiftT BaseIO m]
[MonadLiftT MetaM m] [MonadBacktrack s m] [MonadError m] (msg : String) (tacs : m α)
[MonadLiftT CoreM m] [MonadBacktrack s m] [MonadError m] (msg : String) (tacs : m α)
(msgref : Option Syntax := none) (ref : Option Syntax := none) : m Unit := do
let s ← saveState
let err ←
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