custom use tactic

2023-10-28 11:17:20 +02:00
parent df04d67f6c
commit a851a29928
3 changed files with 30 additions and 24 deletions
--- a/test/use.lean
+++ b/test/use.lean
@@ -0,0 +1,13 @@
+import Game.Metadata
+
+open MyNat
+
+/-- `use` should not try `rfl` -/
+example : ∃ n: ℕ, n = 3 := by
+  use 3
+  rfl
+
+/-- Provide multiple values -/
+example : ∃ n m : ℕ, n = m := by
+  use 3, 3
+  rfl