def METHOD_NAME(folder):
    base = headers_in_folder(folder)
    for subfolder in folders_in_folder(folder):
        if subfolder.name in internal_dirs:
            base.extend(headers_in_folder(subfolder.path))
        else:
            base.append(subfolder.path + '/catch_{}_all.hpp'.format(subfolder.name))
    return normalized_paths(sorted(base))