Function validatePrefabChild

src/world/validate.ts:124–144

(errors: string[], path: string, c: PrefabChild, seenIds: Set<string>)

}

function validatePrefabChild(errors: string[], path: string, c: PrefabChild, seenIds: Set<string>): void {
  if (!c) {
    errors.push(path + ' is null');
    return;
  }
  if (typeof c.id !== 'string' || c.id.length === 0) {
    errors.push(path + '.id must be a non-empty string');
  } else if (seenIds.has(c.id)) {
    errors.push(path + '.id "' + c.id + '" is duplicated');
  } else {
    seenIds.add(c.id);
  }

  const hasModel = typeof c.modelRef === 'string' && c.modelRef.length > 0;
  const hasPrefab = typeof c.prefabRef === 'string' && c.prefabRef.length > 0;
  if (hasModel === hasPrefab) {
    errors.push(path + ' must have exactly one of modelRef or prefabRef');
  }

  validateTransform(errors, path + '.transform', c.transform);
}

function validateTransform(errors: string[], path: string, t: TransformData): void {
  if (!t) {