@NotNull
  private static Condition<CharSequence> getFileTypeMaskPattern(@Nullable String mask) {
    try {
      return FindInProjectUtil.createFileMaskCondition(mask);
    }
    catch (PatternSyntaxException e) {
      LOG.info("Error while processing file mask: ", e);
      return Conditions.alwaysTrue();
    }
  }
@NotNull
  private static Condition<CharSequence> getFileTypeMaskPattern(@Nullable String mask)