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servo: Merge #9214 - Refactor 'listed element' logic for HTMLFieldSetElement::Elements (from frewsxcv:refactor-htmlfieldsetelement-elements); r=KiChjang
`HTMLElement::is_listed_element` method was added, which matches the `HTMLElement::is_labelable_element` method directly above Source-Repo: https://github.com/servo/servo Source-Revision: 280c4e95f5ffefdd8dce1c8da6cb0d1da5b3840f
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@ -354,6 +354,30 @@ impl HTMLElement {
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}
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}
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// https://html.spec.whatwg.org/multipage/#category-listed
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pub fn is_listed_element(&self) -> bool {
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// Servo does not implement HTMLKeygenElement
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// https://github.com/servo/servo/issues/2782
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if self.upcast::<Element>().local_name() == &atom!("keygen") {
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return true;
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}
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match self.upcast::<Node>().type_id() {
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NodeTypeId::Element(ElementTypeId::HTMLElement(type_id)) =>
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match type_id {
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HTMLElementTypeId::HTMLButtonElement |
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HTMLElementTypeId::HTMLFieldSetElement |
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HTMLElementTypeId::HTMLInputElement |
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HTMLElementTypeId::HTMLObjectElement |
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HTMLElementTypeId::HTMLOutputElement |
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HTMLElementTypeId::HTMLSelectElement |
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HTMLElementTypeId::HTMLTextAreaElement => true,
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_ => false,
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},
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_ => false,
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}
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}
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pub fn supported_prop_names_custom_attr(&self) -> Vec<DOMString> {
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let element = self.upcast::<Element>();
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element.attrs().iter().filter_map(|attr| {
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@ -18,7 +18,7 @@ use dom::validitystate::ValidityState;
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use dom::virtualmethods::VirtualMethods;
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use selectors::states::*;
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use string_cache::Atom;
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use util::str::{DOMString, StaticStringVec};
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use util::str::DOMString;
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#[dom_struct]
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pub struct HTMLFieldSetElement {
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@ -52,9 +52,8 @@ impl HTMLFieldSetElementMethods for HTMLFieldSetElement {
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struct ElementsFilter;
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impl CollectionFilter for ElementsFilter {
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fn filter<'a>(&self, elem: &'a Element, _root: &'a Node) -> bool {
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static TAG_NAMES: StaticStringVec = &["button", "fieldset", "input",
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"keygen", "object", "output", "select", "textarea"];
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TAG_NAMES.iter().any(|&tag_name| tag_name == &**elem.local_name())
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elem.downcast::<HTMLElement>()
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.map_or(false, HTMLElement::is_listed_element)
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}
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}
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let filter = box ElementsFilter;
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