@comyata/run/walkNode.js

Simplify data workflows and management with data templates, for browser and server.

export const walkNode = (rootNode, path) => {
  let currentNode = rootNode;
  for (const segment of path) {
    const c = currentNode.children;
    if (c) {
      const nextNode = c.get(segment);
      if (nextNode) {
        currentNode = nextNode;
      } else {
        // todo: if previous nodes just don't exist, return a resolver function
        throw new Error(`No DataNode for ${JSON.stringify(path)}`);
      }
    }
  }
  return currentNode;
};