docs: private String subPathBeforePackage(File file) {
  		String filePath = file.getAbsolutePath();
  		if (StrUtil.isNotEmpty(this.packageDirName)) {
  			filePath = StrUtil.subBefore(filePath, this.packageDirName, true);
  		}
  		return StrUtil.addSuffixIfNot(filePath, File.separator);
  	}