final List<Vertex> parents = new ArrayList<>();

        Vertex(String label) {
            this.label = label;
        }

        String getLabel() {
            return label;
        }

        List<Vertex> getChildren() {
            return children;
        }

        List<Vertex> getParents() {
            return parents;
        }
    }

            else -> null
        }
    }

    private fun PsiElement.getContainingPsiDeclaration(): KtDeclaration? {
        for (parent in parents) {
            if (parent is KtDeclaration && parent !is KtDestructuringDeclaration) {
                return parent.originalDeclaration ?: parent
            }
        }

        return null
    }

    // or containing declaration is inside the local type, e.g., a member of the local class
    return localPsi == context ||
            localPsi.parents.any { it == context } ||
            context.parents.any { it == localPsi }
}

private fun ConeKotlinType.asPsiTypeElement(
    session: FirSession,
    mode: TypeMappingMode,
    useSitePosition: PsiElement,

	}

	return nil
}

// Reliably retries os.MkdirAll if for some reason os.MkdirAll returns
// syscall.ENOENT (parent does not exist).
func reliableMkdirAll(dirPath string, mode os.FileMode, baseDir string) (err error) {
	i := 0
	for {
		// Creates all the parent directories, with mode 0777 mkdir honors system umask.
		if err = osMkdirAll(dirPath, mode, baseDir); err != nil {

            is KtWhenCondition ->
                doesParentUseChild(parent.parent, parent)

            // Type parameters, return types and other annotations are all contained in KtUserType,
            // and are never considered used as expressions
            is KtUserType ->
                false

        if (parentCommits.size() != 2) {
            println("$commit is not a merge commit we're looking for. Parents: $parentCommits")
            return
        }

        // The correct state we are looking for is:
        // 1. It's a merge commit.
        // 2. One of its parent commits is from master only.
        // 3. Another parent commit is from master and release branch.
        // Otherwise, skip this commit.

			return nil
		}
	}

	// Slow path: make sure parent exists and then call Mkdir for path.
	i := len(dirPath)
	for i > 0 && os.IsPathSeparator(dirPath[i-1]) { // Skip trailing path separator.
		i--
	}

	j := i
	for j > 0 && !os.IsPathSeparator(dirPath[j-1]) { // Scan backward over element.
		j--
	}

	if j > 1 {
		// Create parent.
		if err := osMkdirAll(dirPath[:j-1], perm, baseDir); err != nil {

                String key = ArtifactUtils.key(artifact);
                keys.add(key);
            }
        }

        public boolean accept(DependencyNode node, List<DependencyNode> parents) {
            Dependency dependency = node.getDependency();
            if (dependency != null) {
                org.eclipse.aether.artifact.Artifact a = dependency.getArtifact();

            throws ModelBuilderException {
        problems.setSource(childModel);

        Parent parent = childModel.getParent();

        String groupId = parent.getGroupId();
        String artifactId = parent.getArtifactId();
        String version = parent.getVersion();

        ModelResolver modelResolver = getModelResolver(request);
        Objects.requireNonNull(

        public ModelSource resolveModel(Session session, Parent parent, AtomicReference<Parent> modified)
                throws ModelResolverException {
            try {
                org.apache.maven.model.Parent p = new org.apache.maven.model.Parent(parent);
                ModelSource source = toSource(resolver.resolveModel(p));
                if (p.getDelegate() != parent) {
                    modified.set(p.getDelegate());