lean4-htt/tests/lean/run/dynamic.lean
2022-09-02 16:39:03 -07:00

6 lines
267 B
Text

deriving instance TypeName for Nat
deriving instance TypeName for String
example : (Dynamic.mk 42).get? String = none := by native_decide
example : (Dynamic.mk 42).get? Nat = some 42 := by native_decide
example : (Dynamic.mk 42).typeName = ``Nat := by native_decide