Function forEachLeaf

packages/cli/src/linter/model/handler.ts:412–441

* Recursively iterate over an object and call a function for each leaf node. * Leaf node paths are dot-separated (e.g. "background.light").

(
  obj: Record<string, any>,
  fn: (path: string, value: any) => void,
  prefix = '',
  depth = 0,
  findings?: Finding[],
  rootPath?: string
)

 * Leaf node paths are dot-separated (e.g. "background.light").
 */
function forEachLeaf(
  obj: Record<string, any>,
  fn: (path: string, value: any) => void,
  prefix = '',
  depth = 0,
  findings?: Finding[],
  rootPath?: string
) {
  if (depth > MAX_TOKEN_NESTING_DEPTH) {
    if (findings && rootPath) {
      // Check if we've already reported this rootPath to avoid spamming
      if (!findings.some((f) => f.path === rootPath && f.message.includes('nesting depth'))) {
        findings.push({
          severity: 'error',
          path: rootPath,
          message: `Token nesting depth exceeds maximum allowed depth of ${MAX_TOKEN_NESTING_DEPTH}.`,
        });
      }
    }
    return;
  }
  for (const [key, value] of Object.entries(obj)) {
    const fullPath = prefix ? `${prefix}.${key}` : key;
    if (value !== null && typeof value === 'object' && !Array.isArray(value)) {
      forEachLeaf(value, fn, fullPath, depth + 1, findings, rootPath);
    } else {
      fn(fullPath, value);
    }
  }
}