val convert : 'a t Base.List.t -> ctxt:Expansion_context.Extension.t -> (string Ocaml_common.Location.loc * Migrate_parsetree.Ast_408.Parsetree.payload) -> 'a Base.Option.t
val convert_inline : 'a t Base.List.t -> ctxt:Expansion_context.Extension.t -> (string Ocaml_common.Location.loc * Migrate_parsetree.Ast_408.Parsetree.payload) -> 'a Base.List.t Base.Option.t