*
     * The location must not be empty.
     */
    private void visitValuesRelatedTo(VfsRelativePath location, ValueVisitor<T> visitor) {
        values.forEach(value -> visitor.visitAncestor(value, location));
        children.withNode(location, caseSensitivity, new ChildMap.NodeHandler<ValuedVfsHierarchy<T>, String>() {
            @Override

            this.input = true;
        }

        @Override
        public void visitExact(InputDeclaration value) {
            foundInput();
        }

        @Override
        public void visitAncestor(InputDeclaration ancestor, VfsRelativePath pathToVisitedLocation) {
            if (ancestor.contains(pathToVisitedLocation)) {
                foundInput();
            }
        }

        @Override

        @Override
        public void visitExact(NodeAccess value) {
            visit(value);
        }

        @Override
        public void visitAncestor(NodeAccess value, VfsRelativePath pathToVisitedLocation) {
            if (value.accessesChild(pathToVisitedLocation)) {
                visit(value);
            }
        }

        @Override

        }

        @Override
        void visitExact(Integer value) {
            exactValues.add(value)
        }

        @Override
        void visitAncestor(Integer value, VfsRelativePath pathToVisitedLocation) {
            ancestorValues.put(pathToVisitedLocation.asString, value)
        }

        @Override