(node, deep)
| 859 | } |
| 860 | |
| 861 | importNode(node, deep) { |
| 862 | if (node.nodeType === NODE_TYPE.DOCUMENT_NODE) { |
| 863 | throw DOMException.create(this._globalObject, [ |
| 864 | "Cannot import a document node", |
| 865 | "NotSupportedError" |
| 866 | ]); |
| 867 | } else if (ShadowRoot.isImpl(node)) { |
| 868 | throw DOMException.create(this._globalObject, [ |
| 869 | "Cannot adopt a shadow root", |
| 870 | "NotSupportedError" |
| 871 | ]); |
| 872 | } |
| 873 | |
| 874 | return clone(node, this, deep); |
| 875 | } |
| 876 | |
| 877 | // https://dom.spec.whatwg.org/#dom-document-adoptnode |
| 878 | adoptNode(node) { |