/-!
# Tests for the `pp_using_anonymous_constructor` attribute
-/

/-!
Custom structure
-/

structure S where
  (x y : Nat)

/-- info: { x := 1, y := 2 } : S -/
#guard_msgs in #check {x := 1, y := 2 : S}

attribute [pp_using_anonymous_constructor] S
/-- info: ⟨1, 2⟩ : S -/
#guard_msgs in #check {x := 1, y := 2 : S}

/-!
`Fin`
-/
/-- info: ⟨2, ⋯⟩ : Fin 3 -/
#guard_msgs in #check Fin.mk 2 (by omega : 2 < 3)

/-!
`Subtype`
-/
/-- info: ⟨2, ⋯⟩ : { n // n < 3 } -/
#guard_msgs in #check (⟨2, by omega⟩ : {n : Nat // n < 3})

set_option pp.universes true in
/-- info: Subtype.mk.{1} 2 ⋯ : Subtype.{1} fun n => LT.lt.{0} n 3 -/
#guard_msgs in #check (⟨2, by omega⟩ : {n : Nat // n < 3})