private @NotNull Comparator<MatchResult> matchingDegreeComparator() {
      return (mr1, mr2) -> {
        boolean exactPrefix1 = StringUtil.startsWith(mr1.elementName, patternSuffix);
        boolean exactPrefix2 = StringUtil.startsWith(mr2.elementName, patternSuffix);
        if (exactPrefix1 && exactPrefix2) return 0;
        if (exactPrefix1 != exactPrefix2) return exactPrefix1 ? -1 : 1;
        return mr1.compareDegrees(mr2);
      };
    }
private @NotNull Comparator<MatchResult> matchingDegreeComparator()