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Enqueue upgrades

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This commit is contained in:
Connor Brewster 2017-07-19 13:34:33 -06:00
parent 41371208a5
commit 6d9d4add61
12 changed files with 42 additions and 102 deletions
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30
components/script/dom/customelementregistry.rs
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@ -9,6 +9,7 @@ use dom::bindings::codegen::Bindings::CustomElementRegistryBinding::CustomElemen
use dom::bindings::codegen::Bindings::CustomElementRegistryBinding::ElementDefinitionOptions;
use dom::bindings::codegen::Bindings::ElementBinding::ElementMethods;
use dom::bindings::codegen::Bindings::FunctionBinding::Function;
use dom::bindings::codegen::Bindings::WindowBinding::WindowBinding::WindowMethods;
use dom::bindings::conversions::{ConversionResult, FromJSValConvertible, StringificationBehavior};
use dom::bindings::error::{Error, ErrorResult, Fallible};
use dom::bindings::inheritance::Castable;
@ -281,17 +282,28 @@ impl CustomElementRegistryMethods for CustomElementRegistry {
self.element_definition_is_running.set(false);
// Step 11
let definition = CustomElementDefinition::new(name.clone(),
local_name,
constructor_,
observed_attributes,
callbacks);
let definition = Rc::new(CustomElementDefinition::new(name.clone(),
local_name.clone(),
constructor_,
observed_attributes,
callbacks));
// Step 12
self.definitions.borrow_mut().insert(name.clone(), Rc::new(definition));
self.definitions.borrow_mut().insert(name.clone(), definition.clone());
// TODO: Step 13, 14, 15
// Handle custom element upgrades
// Step 13
let document = self.window.Document();
// Steps 14-15
for candidate in document.upcast::<Node>().traverse_preorder().filter_map(Root::downcast::<Element>) {
let is = candidate.get_is();
if *candidate.local_name() == local_name &&
*candidate.namespace() == ns!(html) &&
(extends.is_none() || is.as_ref() == Some(&name))
{
ScriptThread::enqueue_upgrade_reaction(&*candidate, definition.clone());
}
}
// Step 16, 16.3
if let Some(promise) = self.when_defined.borrow_mut().remove(&name) {
@ -464,7 +476,7 @@ impl CustomElementDefinition {
/// https://html.spec.whatwg.org/multipage/#concept-upgrade-an-element
#[allow(unsafe_code)]
fn upgrade_element(definition: Rc<CustomElementDefinition>, element: &Element) {
pub fn upgrade_element(definition: Rc<CustomElementDefinition>, element: &Element) {
// TODO: Steps 1-2
// Track custom element state