code: function cleanAttrNodes ($container, includeParent) {
    var nodes = [].slice.call($container.querySelectorAll(durrutiElemSelector))
  
    if (includeParent) {
      nodes.push($container)
    }
  
    nodes.forEach(($node) => {
      // cache component in node
      $node._durruti = getCachedComponent($node)
  
      // clean-up data attributes
      $node.removeAttribute(durrutiAttr)
    })
  
    return nodes
  }
docs: remove custom data attributes, and cache the component on the DOM node.