Ppxlib.File_pathReturn the path used as root in a file
val get_default_path : Location.t -> Base.String.tval get_default_path_str :
Migrate_parsetree.Ast_408.Parsetree.structure_item list ->
Base.String.tval get_default_path_sig :
Migrate_parsetree.Ast_408.Parsetree.signature_item list ->
Base.String.t