This PR updates various error messages produced by or associated with built-in tactics and adapts their formatting to current conventions.
11 lines
207 B
Text
11 lines
207 B
Text
variable {P Q : Prop}
|
|
|
|
/--
|
|
error: Failed to find a hypothesis with type
|
|
P ↔ Q
|
|
-/
|
|
#guard_msgs in
|
|
example : P ↔ Q := by
|
|
rename P ↔ Q => goal
|
|
obtain ⟨hpq, hqp⟩ := goal
|
|
constructor <;> trivial
|