Ocamlformat_lib.Fmt_ast
val fmt_ast : 'a Ocamlformat_lib.Extended_ast.t -> debug:Ocamlformat_stdlib.bool -> Ocamlformat_lib.Source.t -> Ocamlformat_lib.Cmts.t -> Ocamlformat_lib.Conf.t -> 'a -> Ocamlformat_lib.Fmt.t