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Track custom element state

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This commit is contained in:
Connor Brewster 2017-08-01 12:20:31 -06:00
parent e700006fb2
commit 9f51c7df21
6 changed files with 59 additions and 21 deletions
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17
components/script/dom/customelementregistry.rs
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@ -18,7 +18,7 @@ use dom::bindings::reflector::{DomObject, Reflector, reflect_dom_object};
use dom::bindings::str::DOMString;
use dom::document::Document;
use dom::domexception::{DOMErrorName, DOMException};
use dom::element::Element;
use dom::element::{CustomElementState, Element};
use dom::globalscope::GlobalScope;
use dom::htmlelement::HTMLElement;
use dom::node::{document_from_node, Node, window_from_node};
@ -477,8 +477,11 @@ impl CustomElementDefinition {
/// https://html.spec.whatwg.org/multipage/#concept-upgrade-an-element
#[allow(unsafe_code)]
pub fn upgrade_element(definition: Rc<CustomElementDefinition>, element: &Element) {
// TODO: Steps 1-2
// Track custom element state
// Steps 1-2
let state = element.get_custom_element_state();
if state == CustomElementState::Custom || state == CustomElementState::Failed {
return;
}
// Step 3
for attr in element.attrs().iter() {
@ -504,8 +507,8 @@ pub fn upgrade_element(definition: Rc<CustomElementDefinition>, element: &Elemen
// Step 7 exception handling
if let Err(error) = result {
// TODO: Step 7.1
// Track custom element state
// Step 7.1
element.set_custom_element_state(CustomElementState::Failed);
// Step 7.2
element.clear_reaction_queue();
@ -520,6 +523,10 @@ pub fn upgrade_element(definition: Rc<CustomElementDefinition>, element: &Elemen
return;
}
// Step 8
element.set_custom_element_state(CustomElementState::Custom);
// Step 9
element.set_custom_element_definition(definition);
}