@Nullable
  private static Pattern compilePattern(CodeStyleSettings settings, JTextField field, String patternText) {
    try {
      return Pattern.compile(patternText);
    }
    catch (PatternSyntaxException pse) {
      settings.FORMATTER_TAGS_ACCEPT_REGEXP = false;
      showError(field, ApplicationBundle.message("settings.code.style.general.formatter.marker.invalid.regexp"));
      return null;
    }
  }
@Nullable
  private static Pattern compilePattern(CodeStyleSettings settings, JTextField field, String patternText)