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Make use of the list of Atoms in ClassSelector
Make use of the list of Atoms in the class attribute selector (ClassSelector) in selector_matching. Fixes #3111
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8 changed files with 71 additions and 5 deletions
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@ -188,6 +188,7 @@ impl<'a> AttrHelpers for JSRef<'a, Attr> {
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pub trait AttrHelpersForLayout {
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unsafe fn value_ref_forever(&self) -> &'static str;
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unsafe fn value_atom_forever(&self) -> Option<Atom>;
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unsafe fn value_tokens_forever(&self) -> Option<Items<Atom>>;
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unsafe fn local_name_atom_forever(&self) -> Atom;
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}
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@ -207,6 +208,15 @@ impl AttrHelpersForLayout for Attr {
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}
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}
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unsafe fn value_tokens_forever(&self) -> Option<Items<Atom>> {
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// cast to point to T in RefCell<T> directly
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let value = mem::transmute::<&RefCell<AttrValue>, &AttrValue>(self.value.deref());
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match *value {
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TokenListAttrValue(_, ref tokens) => Some(tokens.iter()),
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_ => None,
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}
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}
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unsafe fn local_name_atom_forever(&self) -> Atom {
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self.local_name.clone()
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}
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