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Implement Range::createContextualFragment
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2ef1437457
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12 changed files with 52 additions and 38 deletions
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@ -130,7 +130,6 @@ impl Element {
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create_element(name, prefix, document, creator)
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}
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pub fn new_inherited(local_name: Atom,
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namespace: Namespace, prefix: Option<DOMString>,
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document: &Document) -> Element {
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@ -22,6 +22,9 @@ use dom::bindings::weakref::{WeakRef, WeakRefVec};
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use dom::characterdata::CharacterData;
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use dom::document::Document;
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use dom::documentfragment::DocumentFragment;
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use dom::element::Element;
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use dom::htmlbodyelement::HTMLBodyElement;
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use dom::htmlscriptelement::HTMLScriptElement;
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use dom::node::{Node, UnbindContext};
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use dom::text::Text;
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use heapsize::HeapSizeOf;
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@ -893,6 +896,44 @@ impl RangeMethods for Range {
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// Step 6.
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s
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}
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// https://dvcs.w3.org/hg/innerhtml/raw-file/tip/index.html#extensions-to-the-range-interface
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fn CreateContextualFragment(&self, fragment: DOMString) -> Fallible<Root<DocumentFragment>> {
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// Step 1.
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let node = self.StartContainer();
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let element = match node.type_id() {
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NodeTypeId::Document(_) | NodeTypeId::DocumentFragment => None,
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NodeTypeId::Element(_) => Some(node),
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NodeTypeId::CharacterData(CharacterDataTypeId::Comment) |
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NodeTypeId::CharacterData(CharacterDataTypeId::Text) => node.GetParentNode(),
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NodeTypeId::CharacterData(CharacterDataTypeId::ProcessingInstruction) |
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NodeTypeId::DocumentType => unreachable!(),
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};
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// Step 2.
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let should_create_body = element.as_ref().map_or(true, |elem| {
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let elem = elem.downcast::<Element>().unwrap();
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elem.local_name() == &atom!("html") && elem.html_element_in_html_document()
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});
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let element: Root<Node> = if should_create_body {
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Root::upcast(HTMLBodyElement::new(atom!("body"), None, &self.StartContainer().owner_doc()))
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} else {
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Root::upcast(element.unwrap())
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};
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// Step 3.
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let fragment_node = try!(element.parse_fragment(fragment));
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// Step 4.
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for node in fragment_node.upcast::<Node>().traverse_preorder() {
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if let Some(script) = node.downcast::<HTMLScriptElement>() {
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script.set_already_started(false);
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}
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}
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// Step 5.
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Ok(fragment_node)
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}
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}
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#[derive(JSTraceable)]
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@ -76,9 +76,9 @@ interface Range {
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// https://dvcs.w3.org/hg/innerhtml/raw-file/tip/index.html#extensions-to-the-range-interface
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partial interface Range {
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// [NewObject, Throws]
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// DocumentFragment createContextualFragment(DOMString fragment);
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};//
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[NewObject, Throws]
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DocumentFragment createContextualFragment(DOMString fragment);
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};
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// http://dev.w3.org/csswg/cssom-view/#extensions-to-the-range-interface
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partial interface Range {
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