pub fn get_known_std_names<'tcx>(
tcx: TyCtxt<'tcx>,
def_id: DefId,
) -> Option<Vec<String>>Expand description
Look up known argument names for standard-library APIs.
The lookup key is the cleaned DefId path (see
get_cleaned_def_path_name). When no names are recorded the list is
filled with numeric defaults ("0", "1", …).