unmap method

dynamic unmap(
  1. dynamic node,
  2. dynamic nodeOriginal,
  3. dynamic parent,
  4. NodeKey nodeKey,
)

Implementation

dynamic unmap(
    dynamic node, dynamic nodeOriginal, dynamic parent, NodeKey nodeKey) {
  if (unmapper != null) {
    return unmapper!(node, nodeOriginal, parent, nodeKey);
  } else {
    return node;
  }
}