code: public static boolean isJSNode (@Nullable final IHCNode aNode)
    {
      final IHCNode aUnwrappedNode = HCHelper.getUnwrappedNode (aNode);
      return isDirectJSNode (aUnwrappedNode);
    }
docs: Check if the passed node is a JS node after unwrapping.
  
  @param aNode
  The node to be checked - may be <code>null</code>.
  @return <code>true</code> if the node implements {@link IHCScript}.