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Throw when trying to import or adopt a shadow root

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Fernando Jiménez Moreno 2019-01-29 16:14:17 +01:00
parent 6a85409ffe
commit f6ba165882
1 changed files with 8 additions and 2 deletions
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10
components/script/dom/document.rs
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@ -87,6 +87,7 @@ use crate::dom::progressevent::ProgressEvent;
use crate::dom::promise::Promise;
use crate::dom::range::Range;
use crate::dom::servoparser::ServoParser;
use crate::dom::shadowroot::ShadowRoot;
use crate::dom::storageevent::StorageEvent;
use crate::dom::stylesheetlist::StyleSheetList;
use crate::dom::text::Text;
@ -3625,7 +3626,7 @@ impl DocumentMethods for Document {
// https://dom.spec.whatwg.org/#dom-document-importnode
fn ImportNode(&self, node: &Node, deep: bool) -> Fallible<DomRoot<Node>> {
// Step 1.
if node.is::<Document>() {
if node.is::<Document>() || node.is::<ShadowRoot>() {
return Err(Error::NotSupported);
}
@ -3647,9 +3648,14 @@ impl DocumentMethods for Document {
}
// Step 2.
Node::adopt(node, self);
if node.is::<ShadowRoot>() {
return Err(Error::HierarchyRequest);
}
// Step 3.
Node::adopt(node, self);
// Step 4.
Ok(DomRoot::from_ref(node))
}