import Lean new_frontend /-! Pretty printing tests for `Expr`s that cannot be generated by parsing+elaborating. -/ open Lean def test (e : Expr) : MetaM Unit := PrettyPrinter.ppExpr Name.anonymous [] e >>= IO.println #eval test (mkBVar 0) #eval test (mkLambda Name.anonymous BinderInfo.default (mkSort levelZero) (mkBVar 0))