/**
 * Constructs a tree of diagnostic messages.
 */
public class TreeFormatter implements DiagnosticsVisitor {
    private final StringBuilder buffer = new StringBuilder();
    private final AbstractStyledTextOutput original;
    private Node current;
    private Prefixer prefixer = new DefaultPrefixer();

    public TreeFormatter() {
        this.original = new AbstractStyledTextOutput() {
            @Override

        return () -> {
            TreeFormatter builder = new TreeFormatter();
            builder.node(String.format("Could not find any version that matches %s.", selector));
            addLocations(builder, locations);
            return builder.toString();
        };
    }

    private static void appendSizeLimited(TreeFormatter builder, Collection<?> values) {
        builder.startChildren();

        AttributeDescriber describer = AttributeDescriberSelector.selectDescriber(failure.getRequestedAttributes(), schema);
        TreeFormatter formatter = new TreeFormatter();
        Map<String, ResolutionCandidateAssessor.AssessedCandidate> ambiguousVariants = summarizeAmbiguousVariants(failure, describer, formatter, true);

        }
    }

    public static RuntimeException throwError(InternalProblems problemsService, String error, Collection<Problem> problems) {
        TreeFormatter formatter = new TreeFormatter();
        formatter.node(error);
        formatter.startChildren();
        for (Problem problem : problems) {
            formatter.node(getProblemString(problem));

    @Override
    public void vetoParameters(ClassGenerator.GeneratedConstructor<?> constructor, Object[] parameters) {
        for (Object param : parameters) {
            if (param == null) {
                TreeFormatter formatter = new TreeFormatter();
                formatter.node("Null value provided in parameters ");
                formatter.appendValues(parameters);
                throw new IllegalArgumentException(formatter.toString());

        AttributeDescriber describer = AttributeDescriberSelector.selectDescriber(failure.getRequestedAttributes(), schema);
        TreeFormatter formatter = new TreeFormatter();
        formatter.node("No variants of " + style(StyledTextOutput.Style.Info, failure.getRequestedName()) + " match the consumer attributes");
        formatter.startChildren();

    }

    private String buildNoMatchingGraphVariantSelectionFailureMsg(StyledAttributeDescriber describer, IncompatibleGraphVariantFailure failure, FailureSubType failureSubType) {
        TreeFormatter formatter = new TreeFormatter();
        String targetVariantText = style(StyledTextOutput.Style.Info, failure.getRequestedName());
        if (failure.getRequestedAttributes().isEmpty()) {

        return new ArtifactVariantSelectionException(message, failure, resolutions);
    }

    private String buildAmbiguousTransformMsg(AmbiguousArtifactTransformFailure failure) {
        TreeFormatter formatter = new TreeFormatter();
        formatter.node("Found multiple transforms that can produce a variant of " + failure.getRequestedName() + " with requested attributes");

    }

    public static String renderMinimalInformationAbout(Problem problem, boolean renderDocLink, boolean renderSolutions) {
        TreeFormatter formatter = new TreeFormatter();
        formatter.node(endLineWithDot(Optional.ofNullable(problem.getContextualLabel()).orElseGet(() -> problem.getDefinition().getId().getDisplayName())));

     * @return the display name
     */
    String getDisplayName();

    /**
     * Appends diagnostic information about the contents of this collection to the given formatter.
     */
    TreeFormatter describeContents(TreeFormatter formatter);

    /**
     * Calculates the execution time value of this file collection. The resulting value is serialized to the configuration cache