Function validateNode

frontend/layout/lib/layoutNode.ts:145–156

(node: LayoutNode)

 * @returns True if the node is valid, false otherwise.
 */
export function validateNode(node: LayoutNode): boolean {
    if (!node.children == !node.data) {
        console.error("Either children or data must be defined for node, not both");
        return false;
    }

    if (node.children?.length === 0) {
        console.error("Node cannot define an empty array of children");
        return false;
    }
    return true;
}

/**
 * Recursively walk the layout tree starting at the specified node. Run the specified callbacks, if any.