@Nullable
  static String parseLoggerType(@NotNull String customDeclaration) {
    final Matcher declarationMatcher = DECLARATION_PATTERN.matcher(customDeclaration);
    if (!declarationMatcher.matches()) {
      return null;
    }
    String loggerType = declarationMatcher.group(1);
    if (loggerType == null) {
      loggerType = declarationMatcher.group(2);
    }
    return loggerType;
  }
@Nullable
  static String parseLoggerType(@NotNull String customDeclaration)