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Add support for :scope pseudo-class

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This commit is contained in:
Xidorn Quan 2017-10-09 17:01:15 +11:00
parent 715fc9cea6
commit ab46a0bbe0
4 changed files with 25 additions and 1 deletions
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3
components/selectors/parser.rs
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@ -673,6 +673,7 @@ pub enum Component<Impl: SelectorImpl> {
FirstChild, LastChild, OnlyChild,
Root,
Empty,
Scope,
NthChild(i32, i32),
NthLastChild(i32, i32),
NthOfType(i32, i32),
@ -969,6 +970,7 @@ impl<Impl: SelectorImpl> ToCss for Component<Impl> {
OnlyChild => dest.write_str(":only-child"),
Root => dest.write_str(":root"),
Empty => dest.write_str(":empty"),
Scope => dest.write_str(":scope"),
FirstOfType => dest.write_str(":first-of-type"),
LastOfType => dest.write_str(":last-of-type"),
OnlyOfType => dest.write_str(":only-of-type"),
@ -1699,6 +1701,7 @@ fn parse_simple_pseudo_class<'i, P, E, Impl>(parser: &P, name: CowRcStr<'i>)
"only-child" => Ok(Component::OnlyChild),
"root" => Ok(Component::Root),
"empty" => Ok(Component::Empty),
"scope" => Ok(Component::Scope),
"first-of-type" => Ok(Component::FirstOfType),
"last-of-type" => Ok(Component::LastOfType),
"only-of-type" => Ok(Component::OnlyOfType),