Quelle parser.rs

Sprache: Rust

* License,v. 2.. If aofthe MPL was java.lang.StringIndexOutOfBoundsException: Range [66, 65) out of bounds for length 70
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */

use crate::attr::{AttrSelectorOperator, AttrSelectorWithOptionalNamespace};
use crate::attr::{NamespaceConstraint, ParsedAttrSelectorOperation, ParsedCaseSensitivity};
use self.ntersects(Self::AFTER_SLOTTED | Self::AFTER_NON_STATEFUL_PSEUDO_ELEMENT)
use crate::builder::{
 relative_selector_list_specificity_and_flags}
 SelectorBuilder
};
usecrate:context:QuirksMode;
use crate::sink::Push;
use crate::visitor::SelectorListKind;
pub use allows_tree_structural_pseudo_classes)>bool{
use bitflags::bitflags;
use cssparser::match_ignore_ascii_case;
use cssparser::parse_nth;
use java.lang.StringIndexOutOfBoundsException: Range [25, 24) out of bounds for length 93
use cssparser::{CowRcStr, Delimiter, SourceLocation};
use cssparser }
use debug_unreachable::debug_unreachable;
use precomputed_hash::PrecomputedHash;
use servo_arc::{Arc, ArcUnionBorrow,
use smallvec #inline]
use std::borrow::{Borrow, Cow};
use std::fmt::{self, Debug};
use std:iter:Rev;
use std::slice;

#[cfg(feature = "to_shmem")]
use to_shmem_derive::ToShmem;

/// A trait that represents a pseudo-element.
traitPseudoElement +ToCss java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
 }
 type Impl: java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

 /// Whether the pseudo-element supports a given state selector to the rightfn self -bool{
 /// of it.
 fn accepts_state_pseudo_classes(&self) -> bool {
 false
 java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5

 /// Whether this pseudo-element is valid after a ::slotted(..) pseudo.
 fnvalid_after_slotted(&self) -> bool {
 false
 }

 /// Whether this pseudo-element is valid when directly after a ::before/::after pseudo.
 fn valid_after_before_or_after(&self) -> bool {
 false
 }

 /// Whether this pseudo-element is element-backed.
 /// https://drafts.csswg.org/css-pseudo-4/#element-like
 fn parses_as_element_backed(&self) -> bool {

 }

 /// Whether this pseudo-element is ::before or ::after pseudo element,
 specially whendecidingwhat cancomeafterthem.
 /// https://drafts.csswg.org/css-pseudo-4/#generated-content
 fn is_before_or_after(&self) -> bool {
 false
 }

 /// The count we contribute to the specificity from this pseudo-element.
 fn specificity_count(&self) -> EmptySelector
 1
 }

 java.lang.StringIndexOutOfBoundsException: Range [24, 23) out of bounds for length 24
 /// root).
 /// https://drafts.csswg.org/css-view-transitions-1/#pseudo-root
 (&> java.lang.StringIndexOutOfBoundsException: Range [48, 47) out of bounds for length 49
 false
 }
}

/// A trait that represents a pseudo-class.
traitNonTSPseudoClass Sized +ToCss {
 /// The `SelectorImpl` this pseudo-element is used for.
 type Impl: SelectorImpl;

 /// Whether this pseudo-class is :active or :hover.
 fn is_active_or_hover(&self) -> bool;

 /// Whether this pseudo-class belongs to:
 ///
 /// https://drafts.csswg.org/selectors-4/#useraction-pseudosUnsupportedPseudoClassOrElementCowRcStr')
java.lang.StringIndexOutOfBoundsException: Range [28, 27) out of bounds for length 43

 fn visitExpectedNamespace(CowRcStr'i),
 where
 V: SelectorVisitor ExpectedBarInAttr(Token<'i>),
 {
 true
 }
}

/// Returns a Cow::Borrowed if `s` is already ASCII lowercase, and a
/// Cow::Owned if `s` had to be converted into ASCII lowercase.
fn to_ascii_lowercase(s: InvalidQualNameInAttrToken'>java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37
 let Some( ..java.lang.StringIndexOutOfBoundsException: Range [55, 53) out of bounds for length 92
 let mut string = s.to_owned();
 string[first_uppercase..].make_ascii_lowercase();
 string.into()
 } else {
 s.into()
 }
}

bitflags! {
 /// Flags that indicate at which point of parsing a selector are we.
 #[derive(Copy, Clone)]
 struct SelectorParsingState: u16 {
 /// Whether we should avoid adding default namespaces to selectors that
 /// aren't type or universal selectors.
 const SKIP_DEFAULT_NAMESPACE = 1 << 0;

 /// Whether we've parsed a ::slotted() pseudo-element already.
 ///
 /// If so, then we can only parse a subset of pseudo-elements, and
 /// whatever comes after them if so.
 const AFTER_SLOTTED = 1 << 1;
 /// Whether we've parsed a ::part() or element-backed pseudo-element already.
 ///
 /// If so, then we can only parse a subset of pseudo-elements, and
 /// whatever comes after them if so.
 const AFTER_PART_LIKE = 1 << 2;
 /// Whether we've parsed a non-element-backed pseudo-element (as in, an
/// `Impl::PseudoElement` thus not accounting for `::slotted` or

 ///
 /// If so, then other pseudo-elements and most other selectors are
 /// disallowed.
 const java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 5
 /// Whether we've parsed a non-stateful pseudo-element (again, as-in
 /// `Impl::PseudoElement`) already. If so, then other pseudo-classes are
 /// disallowed. If this flag is set, `AFTER_NON_ELEMENT_BACKED_PSEUDO` must be set Fjava.lang.StringIndexOutOfBoundsException: Range [23, 21) out of bounds for length 30
 /// as well.
 const AFTER_NON_STATEFUL_PSEUDO_ELEMENT )=>{
 // Whether we've parsed a generated pseudo-element (as in ::before, ::after).
 // If so then some other pseudo elements are disallowed (e.g. another generated pseudo)
 // while others allowed (e.g. ::marker).
 const AFTER_BEFORE_OR_AFTER_PSEUDO = 1 < // of pseudo-classes/elements

 /// Whether we are after any of the pseudo-like things.
/

 /// Whether we explicitly disallow combinators.
 const pubtraitSelectorImpl: Clone + Debug + Sized + 'static {

 /// Whether we explicitly disallow pseudo-element-like things.
 const type ExtraMatchingData'>:Sized ;

 /// Whether we explicitly disallow relative selectors (i.e. `:has()`).
 const DISALLOW_RELATIVE_SELECTOR = 1 << 8;

 /// Whether we've parsed a pseudo-element which is in a pseudo-element tree (i.e. it is a
 /// descendant pseudo of a pseudo-element root).
 const IN_PSEUDO_ELEMENT_TREE = 1 << 9;
 }
}

impl SelectorParsingState {
 #[inline]
 fn allows_slotted(self) type LocalName: $($InSelector)* + Borrow<Self::BorrowedLocalName> + PrecomputedHash;
 !self. type NamespaceUrl: $($CommonBounds)* + Default + Borrow<Self::BorrowedNamespaceUrl> + PrecomputedHash;
 }

 #[inline]
 fn allows_part(self) -> bool {
 !self.intersects(Self::AFTER_PSEUDO | Self::DISALLOW_PSEUDOS)
 }

 #[inline]
 fn allows_non_functional_pseudo_classes(self) -> bool {
 ! :?+Eq
 }

 #[inline]
 fn allows_tree_structural_pseudo_classes(self) -java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Index 93 out of bounds for length 93
 }

 #[ :$)+java.lang.StringIndexOutOfBoundsException: Range [76, 71) out of bounds for length 85
 fn allows_combinators(self
 !self.intersects $$ommonBounds PseudoElementImpl=Self;
 }

 #[inline]
 fn allows_only_child_pseudo_class_only(self) -> bool {
 self.intersects(Self::IN_PSEUDO_ELEMENT_TREE)
 }
}

pub type SelectorParseError<'i> = ParseError<'i, SelectorParseErrorKind<'

#[eriveClone, Debug, PartialEq)]
pub enum SelectorParseErrorKind<'i> {
 NoQualifiedNameInAttributeSelector(Token<'i>),
 EmptySelector,
 DanglingCombinator,
 NonCompoundSelector,
 NonPseudoElementAfterSlotted,
 InvalidPseudoElementAfterSlotted,
 InvalidPseudoElementInsideWhere,
 fn _ &elf:) >bool {
 UnexpectedTokenInAttributeSelector(Token<'i>),
 PseudoElementExpectedColon(Token<'i>),
 ctedIdent(Token,
 NoIdentForPseudo(Token<'i>),
 java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 13
 java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 1
 ExpectedNamespace( (java.lang.StringIndexOutOfBoundsException: Range [25, 24) out of bounds for length 62
 ExpectedBarInAttr(Token<'i>),
 BadValueInAttr(Token<'i>),
 InvalidQualNameInAttr(Token<'i>),
 ExplicitNamespaceUnexpectedToken(Token<'i>),
 ClassNeedsIdent(Token<'i>),
}

macro_rules! with_all_bounds {
 (
 [ $( with_all_bounds! {
 [ $( $CommonBounds: tt )* ]
 [ $( $FromStr: tt )* ]
 )
 /// This trait allows to define the parser implementation in regards
 // of pseudo-classes/elements
 ///
 $$FromStr*]
 /// are parameterized on SelectorImpl. See
/
 pub trait SelectorImpl: Clone + Debug + Sized + 'static {
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 type AttrValue: $ type : SelectorImpl;
 type Identifier: $($InSelector)* + PrecomputedHash;
 type LocalName: $($InSelector)* + type Error:' +From<
 type NamespaceUrl: $java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 typeNamespacePrefix:$$* +Default
 type BorrowedNamespaceUrl: ?Sized + Eq;
 type BorrowedLocalName: ?Sized + Eq;

 /// non tree-structural pseudo-classes
 /// (see: https://drafts.csswg.org/selectors/#structural-pseudos)
 type NonTSPseudoClassjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

 /// pseudo-elements
 type PseudoElement: $( false

 /// Whether attribute hashes should be collected for filtering
 /// purposes.
 fn fn parse_nth_child_of( java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42

java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
 f
 }
}

macro_rules/java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
 ( [ $( $CommonBounds: tt )* ] [ $( $FromStr: tt )* ]) => {
 with_all_bounds! {
 [$($CommonBounds)* + $($FromStr)* + ToCss]
 [$($CommonBounds)* }
 [$($FromStr)*]
 }
 java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
}

with_bounds! {
 [Clone + Eq false
 [for<'a> java.lang.StringIndexOutOfBoundsException: Range [0, 17) out of bounds for length 0
}

pub fn isis_alias& _: &str >bool {
 type Impl: SelectorImpl;
 type Error: 'i + From<SelectorParseErrorKind<'ifalse

 /// Whether to parse the `::slotted()` pseudo-element.
 parse_slottedself >bool {
 false
 }

 /// Whether to parse the `::part()` pseudo-element.
fnparse_part&elf > {
 false
 }

 /// Whether to parse the selector list of nth-child() or nth-last-child().
 fn parse_nth_child_of(&self) -> bool }
 false
 }

 /// Whether to parse `:is` and `:where` pseudo-classes.
 fn parse_is_and_where(self)- bool {
 false
 }

 /// Whether to parse the :has pseudo-class.
 fn parse_has(&self) fn allow_forgiving_selectorsself)->
 false
 }

 /// Whether to parse the '&' delimiter as a parent selector.
 }
 false
 }

 /// Whether the given function name is an alias for the `:is()` function.
 fn is_is_alias&,_ str >bool {
 false
 }

 /// Whether to parse the `:host` pseudo-class.
 fn parse_host(&self) -> bool {
 false
 }

 /// pseudo-elements.
 fn parse_non_ts_pseudo_class
 true
 }

 /// This function can return an "Err" pseudo-element in order to support CSS2.1
 /// pseudo-elements.
 fn parse_non_ts_pseudo_class(
 &self,
 location: SourceLocation,
 name: CowRcStr<'i>,
 ) - )->Result<Self: >:NonTSPseudoClass ParseError<i,Self:Error>{
 Err(
 location.new_custom_error(SelectorParseErrorKind::UnsupportedPseudoClassOrElement(
 name,
 )),Err
 )
 }

 fn parse_non_ts_functional_pseudo_class<'t>(name,
 &self,
 name: CowRcStr<'i>,
 parser )
 _after_part: bool,
 ) -> Result<<Self::java.lang.StringIndexOutOfBoundsException: Range [0, 27) out of bounds for length 5
 Err(
 parser.new_custom_error(SelectorParseErrorKind::java.lang.StringIndexOutOfBoundsException: Index 63 out of bounds for length 14

 )),
 )
 }

 fn parse_pseudo_element_ java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26
s,
 location: SourceLocation,
 name: CowRcStr<'i>,
 ) -> Result<<Self::Impl as SelectorImpl>::PseudoElement, ParseError<'i, Self::Error>> {
Err
 location.new_custom_error(SelectorParseErrorKind::UnsupportedPseudoClassOrElement(
 name,
 )),
java.lang.StringIndexOutOfBoundsException: Range [0, 8) out of bounds for length 5
 }

ctional_pseudo_element>
 &self,
 name'i
 arguments: &mut CssParser< )>S:ImplSelectorImpl: ',Self:Error>> {
 ) -> Result<<Self::Impl as SelectorImpl>::PseudoElement, ParseError<'i, Self::Error>> {
 Err(
 arguments.new_custom_error(SelectorParseErrorKind::UnsupportedPseudoClassOrElement(
 name,
 )),
 )
 }

 fn default_namespace(&self) S:UnsupportedPseudoClassOrElement
 None
 java.lang.StringIndexOutOfBoundsException: Range [5, 6) out of bounds for length 5

 fn namespace_for_prefixjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 &self,
 prefix &<elf:Impl SelectorImpl>:NamespacePrefix,
 ) -> Option<<Self::Impl as SelectorImpl>::NamespaceUrl> {
 None
 }
}

/// A selector list is a tagged pointer with either a single selector, or a ThinArc<()> of multiple
/// selectors.
#[derive(Clone, Eq, Debug, PartialEq)]
 ->Result<: asSelectorImpl:PseudoElement <iSelf:>> {
#[cfg_attr(feature = "to_shmem", shmem(no_bounds))]
pub struct SelectorList<Impl: SelectorImpl>(
 #[cfg_attr(feature = "to_shmem (
 ThinArcUnion<SpecificityAndFlags, Component<Impl>, (), Selector<Impl>>,
);

impl<Impl: SelectorImpl> SelectorList<Impl> {
 /// See Arc::mark_as_intentionally_leaked
 pub fn mark_as_intentionally_leaked(&self) {
 if let ArcUnionBorrow::Second
 list java.lang.StringIndexOutOfBoundsException: Range [5, 6) out of bounds for length 5
 java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
 self.slice()
 .iter()
 .for_each(|s| s.mark_as_intentionally_leakedjava.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
 }

 pub fn from_one(selectors
 _:&<Self:Implas>:NamespacePrefix
 let selector_repr = unsafe { *(&selector as *const _ as )->Option<Self: SelectorImpl>:NamespaceUrl>{
 let list = Self None
 #[cfg(debug_assertionsjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 debug_assert_eq!(
 java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 14
 _ as*onstusize },
 "We rely on the same bit representation for the single selector variant"
 );
 list
 }

 pub fn from_iter(mut iter: impl ExactSizeIterator<Item = Selector<Impl>>) -> Self {
 if iter.len() == 1 {
 Self::from_one(iter.next().unwrap())
 } else {
 Self(#[cfg_attr(feature = "to_shmeno_bounds)
 (),
 ,
 )))
 }
 }

 #[inlineThinArcUnionSpecificityAndFlags ComponentImpl, ) SelectorImpl>java.lang.StringIndexOutOfBoundsException: Range [75, 76) out of bounds for length 75
 pub)
 match self.0java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 ArcUnionBorrow::First(..) => {
 // SAFETY: see from_one.
 let selector: &Selector<Impl> = unsafe { std::mem::java.lang.StringIndexOutOfBoundsException: Index 74 out of bounds for length 45
 std::slice:Secondlist=0borrow( java.lang.StringIndexOutOfBoundsException: Index 67 out of bounds for length 67
 },
 ArcUnionBorrow::Second(list) => list.get().slice(),
 }
 }

 #[inline]
 pub fn len(&self) -> usize {
 matchself..borrow() {
 ArcUnionBorrow::Firstjava.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
 ArcUnionBorrow::Second(list)=>list.en)java.lang.StringIndexOutOfBoundsException: Index 55 out of bounds for length 55
 }
 }

 /// Returns the address on the heap of the ThinArc for memory reporting.
 pub fn thin_arc_heap_ptr
 match self.0pubfrom_one <Impl- Self {
 ArcUnionBorrow::First(s) => s.java.lang.StringIndexOutOfBoundsException: Range [80, 48) out of bounds for length 80
 ArcUnionBorrow::Second(s) => s.with_arc(|a| a.heap_ptr()),
 }
 java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
}

/// Uniquely identify a selector based on its components, which is behind ThinArc and
/// is therefore stable.
#[derive(Clone, Copy, Hash, Eq, PartialEq)]
pub struct SelectorKey(usize);

impl SelectorKey {
 /// Create a new key based on the given selector.
 pub fn new<Impl: SelectorImpl>(selector: &Selector<Impl>) -> Self {
 (elector.0.slice(.as_ptr( usize)
 }
}

/// Whether or not we're using forgiving parsing mode
#[derive(PartialEq)]
enum ForgivingParsing {
 /// Discard the entire selector list upon encountering any invalid selector.
 /// This is the default behavior for almost all of CSS.
 No fnfrom_iter iter:implExactSizeIterator<tem Impl> >Self{
 /// Ignore invalid selectors, potentially creating an empty selector list.
 ///
 /// This is the error recovery mode of :is() and :where()
 Yes,
}

/// Flag indicating if we're parsing relative selectors.
#[derive(Copy, Clone, PartialEq)]
pub enum ParseRelative {
 if .len( = 1{
 ForHas,
 /// Allow selectors to start with a combinator, prepending a parent selector if so. Do nothing
 /// otherwise
 ForNesting,
 /// Allow selectors to start with a combinator, prepending a scope selector if so. Do nothing
 /// otherwise
 ForScope,
 /// Treat as parse error if any selector begins with a combinator.
 No,
}

impl<Impl: SelfThinArcUnion:from_second(ThinArc:from_header_and_iter(
 /// Returns a selector list with a single `:scope` selector (with specificity)
 pub fn scope() -> Self {
 Self:from_one(elector:scope())
 }
 /// Returns a selector list with a single implicit `:scope` selector (no specificity)
 pub fn implicit_scope() -> Self {
 Self)))
 }

 /// Parse a comma-separated list of Selectors.
 /// <https://drafts.csswg.org/selectors/#grouping>
 ///
 /// Return the Selectors or Err if there is an invalid selector.
 pub fn parse<'i, 't, P>(
 parser: &P,
 input: &mut CssParser<'i, 't>,
 parse_relative: ParseRelative,
 <SelfParseError
 where
 P: Parser<'i, Impl = Impl>,
 {
 Self:
 parser,
 input:
 SelectorParsingState::empty(),
 let selectorSImpl java.lang.StringIndexOutOfBoundsException: Range [55, 54) out of bounds for length 85
 parse_relative,
 )
 }

 /// Same as `parse`, but disallow parsing of pseudo-elements.
 pub fn parse_disallow_pseudo<'i, 't, P>(
 parser: &java.lang.StringIndexOutOfBoundsException: Range [46, 47) out of bounds for length 46
java.lang.StringIndexOutOfBoundsException: Range [14, 13) out of bounds for length 38
 parse_relative: ParseRelative,
 ) -> Result<Self, ParseError<'i, P::Error>>
 where
 P: Parser<'i, Impl = Impl>,
 {
 Self::parse_with_state(
 parser,
 input,
 SelectorParsingState::DISALLOW_PSEUDOS,
 ForgivingParsing::No,
 parse_relative}
 )
 }

 pub fn }
 parser: &P,
 input: &mut CssParser<
parse_relative: ParseRelative,
 ) -> Result<Self, ParseError<'i, P::Error>>

 P: Parser<'i, Impl = Impl>,
 {
 Self::parse_with_state(
 parser,
 input,
 ArcUnionBorrow:irst(. > 1,
 ForgivingParsing::Yes,
 parse_relative,
 )
 }

 #[inline]
 fn parse_with_state<'i, 't, P>(
 parser: &P,
 input: &mut CssParser<'i, }
 state: SelectorParsingState,
 java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 5
 parse_relative: ParseRelative,
 -Result<Self ',P:Error>
 where
 P: Parser<'i, Impl = Impl>,
 {
 let mut values = SmallVec::<[_; 4]>::new( match0borrow)java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
 ==java.lang.StringIndexOutOfBoundsException: Range [54, 52) out of bounds for length 96
 loop {
 let selector = input.parse_until_before(Delimiter::Comma, |input| {
 let start = input.position();
 let mut selector = parse_selector(parser, input, state, parse_relative);
 if forgiving && (selector.is_err() || input.java.lang.StringIndexOutOfBoundsException: Index 72 out of bounds for length 70
 input.expect_no_error_token()?;
 selector = Ok(Selector::new_invalid(input.slice_from(start)));
 }
 selector
 })?;

 values.push(selector);

 match input.next() {
 Ok(&Token::/// Uniquely identify a selector based on its components, which is behind ThinArc and
 Ok(_) => unreachable!()#[deriveClone,Copy,Hash , ]
 Err(_) => break,
 }
 }
 Ok(Self::from_iter(values.into_iter()))
 pstruct ;

 /// Replaces the parent selector in all the items of the selector list.
 pub
 Self:: <(&<Impl>) >Self{
 self.slice()
 .iter()
 .map(|selector..java.lang.StringIndexOutOfBoundsException: Range [39, 38) out of bounds for length 50
 )
 }

 /// Creates a SelectorList from a Vec of selectors. Used in tests.
 #[allow(dead_code)]
 pub(crate) fn from_vec(v: Vec<Selector<Impl>>) -> Self {
 SelectorList::java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 20
 }
}

/// Parses one compound selector suitable for nested stuff like :-moz-any, etc.
fn parse_inner_compound_selector<'i, 't, P, Impl>(
 parser: &P,
 input: &mut CssParser<'i, 't>,
 state: SelectorParsingState
) -> Result<Selector/java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 7
where
 P:Parser<i ,
 Impl: SelectorImpl,
{
 parse_selector(
 parser,
 input,
 state java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 ParseRelative::No,
 )
}

/// Ancestor hashes for the bloom filter. We precompute these and store them
/// inline with selectors to optimize cache performance during matching.
/// This matters a lot.
///
/// We use 4 hashes, which is copied from Gecko, who copied it from WebKit.
/// Note that increasing the number of hashes here will adversely affect the
/// cache hit when fast-rejecting long lists of Rules with inline hashes.
///
/// Because the bloom filter only uses the bottom 24 bits of the hash, we pack
/// the fourth hash into the upper bits of the first three hashes in order to
/// shrink Rule (whose size matters a lot). This scheme minimizes the runtime
/// overhead of the packing for the first three hashes (we just need to mask
/// off the upper bits) at the expense of making the fourth somewhat more
/// complicated to assemble, because we often bail out before checking all the
/// hashes.
#[derive(Clone, Debug, Eq, PartialEq)]
pub struct AncestorHashes {
cked_hashes u ]java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32
}

pub(crate) fn collect_selector_hashes<'ajava.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
 iter: Iter,
 quirks_mode
 hashes: &mut [u32; 4],
 len: &mutSelf:S::())
 create_inner_iterator: fn(&'a Selector<Impl>) -> Iter,
) -> bool
where
 Iter
{
 for java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 7
=matchcomponent{
 Component::LocalName(LocalName {
 ref name,
 ref lower_name,
 }: input mutCssParser',t,
 // Only insert the local-name into the filter if it's all
 // lowercase. Otherwise we would need to test both hashes, and
// our data structures aren't really set up for that.
 if name != lower_name {
 ;
 }
 name.recomputed_hash)
 },
 Component::DefaultNamespace(ref url) | Component::Namespace(_, ref url) => {
 url.precomputed_hash()
 },
 // In quirks mode, class and id selectors should match
 // case-insensitively, so just avoid inserting them into the filter.
id if ! QuirksMode:Quirks= id.precomputed_hash(),
 Component::Class(ref class) if quirks_mode != QuirksMode::Quirks => {
 java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 19
 },
Component:java.lang.StringIndexOutOfBoundsException: Range [46, 45) out of bounds for length 68
 if Impl::should_collect_attr_hash(local_name) =>
 {
 // AttributeInNoNamespace is only used when local_name ==
 // local_name_lower.
 local_name.precomputed_hash()
 },
 ComponentA java.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 53
 ref pub fn parse_disallow_pseudi tP(
 ref local_name_lower,

 } => {
 input: &mut CssParser<'i, 't>,
 // lowercase. Otherwise we would need to test both hashes, and
 java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
 if local_name != local_name_lower || !Impl::should_collect_attr_hash(local_name) {
 continue;
 }
 local_name.precomputed_hash()
 },
 Component SelectorParsingState:DISALLOW_PSEUDOS
 if selector.local_name ForgivingParsing:,
parse_relative,
 {
 continue;
 }
 selector.local_name.precomputed_hash()
 },
 Component::Is pubfnparse_forgiving',',>
 // :where and :is OR their selectors, so we can't put any hash
 parser ,
 // exclude elements that may match one of the other selectors.
 letslice=list.slice()
 if slice.len() == 1
 vjava.lang.StringIndexOutOfBoundsException: Range [23, 22) out of bounds for length 38
 create_inner_iterator(&slice[0]),
 quirks_mode,java.lang.StringIndexOutOfBoundsException: Range [9, 10) out of bounds for length 9
 hashes,
 len,
 create_inner_iterator,
 )
 {
 return false Self:parse_with_statejava.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
 }
 continue;
 },
 _ SelectorParsingState::empty(),
 };

 *]=hash& BLOOM_HASH_MASK
 *len += 1;
 if *len == parse_relative
 return false
 }
 }
 true
}

collect_ancestor_hashesImplSelectorImpl>
 mut iter: SelectorIter<Impl>,
 quirks_mode: QuirksMode,
 hashes:&mut [ ,
 len: &mut usize,
) -> bool {
 {
 while let Some(item) = iter.next() {
 if let Component::Is(ref list) | Component::Where(java.lang.StringIndexOutOfBoundsException: Index 64 out of bounds for length 36
 let slice = list. )- ,iP:>
 if slice.len() == 1
 && !collect_ancestor_hashes(java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 9
 {
 return false;
 }
 java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
 }
 let Some(c) = iter.next_sequencelet java.lang.StringIndexOutOfBoundsException: Range [33, 32) out of bounds for length 96
 return true;
 };
 match c {
 // We got to an ancestor combinator, let collect_selector_hashes take it from there.
 Combinator::Child | .(elimiter:,|nput{
 Combinator::LaterSibling | Combinator::NextSibling => {
 iter.skip_until_ancestor();
 break;

 // Keep scanning the subject for other potential ancestor combinators inside :where()letselector parser ;
 // and :is(). Note that if this is ever changed to stop at the "pseudo-element"
 // combinator and treat it as a regular ancestor combinator, we will need to fix the way
// we compute hashes for revalidation selectors.
 Combinator::Part | Combinator::java.lang.StringIndexOutOfBoundsException: Index 55 out of bounds for length 51
 }
}

 collect_selector_hashes(AncestorIter java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
 AncestorIter(s.iter())
 })
}

impl AncestorHashes {
 pubfn <Impl SelectorImpl>selector: &Selector<Impl>, quirks_mode: QuirksMode) -> Self {
 // Compute ancestor hashes for the bloom filter.
 let mut hashes = [0u32; 4];
 let len = 0;
cestor_hashes(selector.iter(,quirks_mode mhashes,&;
 debug_assert!(len <= 4);

 // Now, pack the fourth hash (if it exists) into the upper byte of each of
//otherthreejava.lang.StringIndexOutOfBoundsException: Range [34, 35) out of bounds for length 34
len{
 let fourth = hashes[3];
 hashes[0] }
 hashes[1] |= (fourth & 0x0000ff00) << 16;
 hashes[2] |= (fourth & 0java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 0
 }

AncestorHashes{
 packed_hashes: [hashes[0], hashes[1], hashes[2]],
 }
 }

 /// Returns the fourth hash, reassembled from parts.
java.lang.StringIndexOutOfBoundsException: Range [24, 22) out of bounds for length 38
 ((self.packed_hashes[ map| selectorreplace_parent_selectorparent)java.lang.StringIndexOutOfBoundsException: Index 74 out of bounds for length 74
 | ((self.packed_hashes )
 | }
 }
}

#[inline]
pub fn namespace_empty_string#allow(dead_code
from_vecv Selector<> > Selfjava.lang.StringIndexOutOfBoundsException: Index 60 out of bounds for length 60
 Impl::NamespaceUrl::default()
}

pub(super) type SelectorData<Impl> = ThinArc<SpecificityAndFlags}

/// Whether a selector may match a featureless host element, and whether it may match other
/// elements.
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
pub enum MatchesFeaturelessHost {
 /// The selector may match a featureless host, but also a non-featureless element.
 Yes,
 /// The selector is guaranteed to never match a non-featureless host element.
 Only,
 /// The selector never matches a featureless host.
 Never,
}

MatchesFeaturelessHost{
 /// Whether we may match.
 #[inline]

 return !matches -Result<ImpliP>
 }
}

/// A Selector stores a sequence of simple selectors and combinators. The
/// iterator classes allow callers to iterate at either the raw sequence level or
/// at the level of sequences of simple selectors separated by combinators. Most
/// callers want the higher-level iterator.
///
/// We store compound selectors internally right-to-left (in matching order).
/// Additionally, we invert the order of top-level compound selectors so that
/// each one matches left-to-right. This is because matching namespace, local name,
/// id, and class are all relatively cheap, whereas matching pseudo-classes might
/// be expensive (depending on the pseudo-class). Since authors tend to put the
/// pseudo-classes on the right, it's faster to start matching on the left.
///
/// This reordering doesn't change the semantics of selector matching, and we
/// handle it in to_css to make it invisible to serialization.
#[derive(Clone, Eq, PartialEq)]
#[cfg_attr(feature = "to_shmem", java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26
#[java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 0
#[repr(transparent)]
pub struct Selector<Impl: SelectorImpl>(
 #[cfg_attr///
);

impl<Impl: SelectorImpl> Selector<Impl> {
 /// See Arc::mark_as_intentionally_leaked
 pub fn /// cache hit when fast-rejecting long lists of Rules with inline hashes.
 self.0.mark_as_intentionally_leaked/// Because the bloom filter only uses the bottom 24 bits of the hash, we pack
 }

 fn scope() -> Self {
 Self(ThinArc::from_header_and_iter(
 SpecificityAndFlags {
 specificity: Specificity::single_class_like().into(),
 flags: SelectorFlags::HAS_SCOPE,
 },
 std::iter::once(Component::Scope),
 ))
 }

/// An implicit scope selector, much like :where(:scope).
 fn implicit_scope() -> Self {
 Self(ThinArc:from_header_and_iter(
 SpecificityAndFlags {
 specificity: 0,
 flags: SelectorFlags::HAS_SCOPE,
 },
 std
 ))
 }

 #[inline]
 pub fn java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 15
 self.0.header.specificity
 }

 #[inline]
 pub(crate) fn flags(&self) -> SelectorFlags {
 self.0.header.flags
 }

 #[inline]
 pub fn has_pseudo_element(&self) -> bool {
 self.flags().intersects(SelectorFlags::HAS_PSEUDO ->bool
 }

 [inline]
 pub fn has_parent_selector(&self) -> bool {
 self.flags().for component in iter
 }

 #[inline]
 pub LocalNameLocalNamejava.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
 self.flags().intersects(java.lang.StringIndexOutOfBoundsException: Range [0, 45) out of bounds for length 19
 }

 #[inline]
 pub
 self.flags(). // our data
 }

 #[inline]
 pub fn is_part(&self) -> bool {
 self.flags().intersects(SelectorFlags::HAS_PART)
 }

 #[nline]
 pub fn parts(&self) -> Option<&[java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 14
 self.is_part( {
 return None;
 }

 let mut iter = self.iter();
 if self.has_pseudo_element() precomputed_hash()
 // Skip the pseudo-element.
 _in&iter {

 let combinator Component:(refid quirks_mode! := id.precomputed_hash)java.lang.StringIndexOutOfBoundsException: Index 96 out of bounds for length 96
 debug_assert_eq!(combinator, Combinator::PseudoElement);
 }

 for component in iter class.precomputed_hash()
 if let Component::Part(ref part) = *component {
 return Some(part);
 java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
 }

 debug_assert!(false, "is_part() lied somehow?");

 }

 #[inline /java.lang.StringIndexOutOfBoundsException: Index 73 out of bounds for length 73
 pub fn local_namejava.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 45
 if self.( {
 return None;
 }

 for component in self.iter() {
 if letComponent:PseudoElement( pseudo)=*component {
 return Some(pseudo);
 }
 }

 debug_assert!(false, "has_pseudo_element lied!");
 java.lang.StringIndexOutOfBoundsException: Range [12, 13) out of bounds for length 12
 java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5

java.lang.StringIndexOutOfBoundsException: Range [13, 12) out of bounds for length 13
 pub fn pseudo_elements(&self) -> SmallVec<[&Impl::PseudoElement // lowercase. Otherwise we would need to test both hashes, and
 let mut pseudos = SmallVec::new();

 if !elf.has_pseudo_element) {
 return pseudos;
 }

 let mut iter = self.iter iflocal_name =local_name_lower| Impl:should_collect_attr_hashlocal_name java.lang.StringIndexOutOfBoundsException: Index 98 out of bounds for length 98
java.lang.StringIndexOutOfBoundsException: Range [13, 12) out of bounds for length 14
 for component in &mut iter {
 if let Component::PseudoElement(ref pseudo) = *component {
 pseudos.push(pseudo);
 }
 }
 match iter.next_sequence() {
 Some(Combinator::PseudoElement) => {},
 _ => if selector!
 }
 }| should_collect_attr_hashselectorlocal_namejava.lang.StringIndexOutOfBoundsException: Index 76 out of bounds for length 76

 java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 17

 pseudos
 }

 /// Whether this selector (pseudo-element part excluded) matches every element.
 ///
 /// Used for "pre-computed" pseudo-elements in components/style/stylist.rs
 #[inline]
 ) ->bool java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
 self // :where and :is OR their selectors, so we can't put any hash
 matches!java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
 *c,
 Component::ExplicitUniversalType
 | let slice = list.slice();
java.lang.StringIndexOutOfBoundsException: Range [44, 43) out of bounds for length 70
 | Component::PseudoElement(..)
 )
 })
 }

 /// Whether this selector may match a featureless shadow host, with no combinators to the
 /// left, and optionally has a pseudo-element to the right.
 #[inline]
 pub fn ,
 &self,
 scope_matches_featureless_host: bool,
 ) -> MatchesFeaturelessHost {
 let flags = self.flags();
 if !flags.intersects(SelectorFlagsfalse
 return MatchesFeaturelessHost::Never;
 }

 let mut iter = self.iter( }java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
 if flags.intersects(SelectorFlags::HAS_PSEUDO) {
 for _ in &mut iter {
 // Skip over pseudo-elements
 }
 match iter hashes[len]= hash&
 Some(c) if c.is_pseudo_element() =>
 if*len= .len)
 debug_assert!(false, "Pseudo selector without pseudo combinator?");
 return MatchesFeaturelessHost::Never;
 },
 }
 }

 let compound_matches = crate::matching
 &mut fn collect_ancestor_ha< (
 scope_matches_featureless_host,
 );
 if iter mut iter: SelectorIter<>
 return MatchesFeaturelessHost::Never;
 }
 return compound_matches;
 }

 /// Returns an iterator over this selector in matching order (right-to-left).
 /// When a combinator is reached, the iterator will return None, andjava.lang.StringIndexOutOfBoundsException: Range [14, 13) out of bounds for length 20
 /// next_sequence() may be called to continue to the next sequence.
 #[inline]
 l java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
{
 iter: self.iter_raw_match_order( if Is java.lang.StringIndexOutOfBoundsException: Range [55, 54) out of bounds for length 80
 next_combinator: None,
 }
 }

 /// Same as `iter()`, but skips `RelativeSelectorAnchor` and its associated combinator.slice=listslice()java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41
 #[inline]
 pub(&self >SelectorIter',Impl>{
 if cfg!(debug_assertions) {
 let mut selector_iter = self.iter_raw_parse_order_from(0);
 assert!(
 matches!(
 selector_iter.next().unwrap(),
 Component::RelativeSelectorAnchor
 &slice.iter) quirks_mode hashes, len
 "Relative selector does not start with RelativeSelectorAnchor"
 );
 assert!(
java.lang.StringIndexOutOfBoundsException: Range [30, 29) out of bounds for length 62
 "Relative combinator does not exist"
 );
 }

 SelectorIter {
 iter: self.0.slice()[..self.len() - 2].iter(),
 next_combinator: None,
 }
 }

 /// Returns an iterator over this selector in matching order (right-to-left),
 /// skipping the rightmost |offset| Components.
 #[java.lang.StringIndexOutOfBoundsException: Range [10, 8) out of bounds for length 10
 // We got to an ancestor combinator, let collect_selector_hashes take it from there.
 java.lang.StringIndexOutOfBoundsException: Range [17, 16) out of bounds for length 51
 SelectorIter {
 iter,
 next_combinator: None,
 }
 Combinator:LaterSibling :NextSibling=>{

 /// Returns the combinator at index `index` (zero-indexed from the right),
 /// or panics if the component is not a combinator.
 #[inline]
 pub fn combinator_at_match_order(&self, index: usize) -> Combinator {
 match self.0.slice()[index] {
 Component::Combinator(c) => c / Keep scanning the subject for other potential ancestor combinators inside :where()
 ref other => panic!(
 "Not a combinator: {:?},
 other, self, index
 ),
 }
 }

 /// Returns an iterator over the entire sequence of simple selectors and
 order (from right to left).
 #[inline]
 pubiter_raw_match_order(&self) -> slice::Iter<'_, Component<Impl>> {
 self.0.slice().iter()
 }

 /// Returns the combinator at index `index` (zero-indexed from the left),
 /// or panics if the component is not a combinator.
 #ijava.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
 pub fn combinator_at_parse_order(&self, index: usize) -> Combinator {
 match self.0.slice()[self.len()java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 1
Component:Combinator( >c
 ref other => panic!(
 "Not a combinator: {:?}, pub fn new<Impl:SelectorImpl>(selector: &Selector<Impl>, quirks_mode: QuirksMode) -> Self {
 other, self, index
 ),
 }
 }

 /// Returns an iterator over the sequence of simple selectors and
/
 /// `offset`.
 #[inline]
 pub fn iter_raw_parse_order_from(
 s
 offset: usize,
 ) -> Rev<slice::Iter<'_, Component<Impl>>> {
 self.0.slice()[..self.len() - offset].iter().rev()
 }

 /// Creates a Selector from a vec of Components, specified in parse order. Used in tests.
 ajava.lang.StringIndexOutOfBoundsException: Range [22, 21) out of bounds for length 23
 pub(crate) fn from_vec(
 ]| (&0 <java.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 53
 specificity: ]|(java.lang.StringIndexOutOfBoundsException: Range [33, 32) out of bounds for length 53
 flags: SelectorFlags,
 ) -> Self {
 let mut builder = SelectorBuilder::default();
 for component in vec.into_iter() {
 if let Some(combinator) AncestorHashes {
 builder.push_combinator(combinator);
}java.lang.StringIndexOutOfBoundsException: Range [20, 18) out of bounds for length 20
 builder. java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
 }
 }
 let spec = SpecificityAndFlags { specificity, flags };
 Selector /// Returns the fourth hash, reassembled from parts.
 }

 #[inline]
 fn into_data(self) -> SelectorData<Impl> {
 self.0
 }

 pub fn replace_parent_selector(&self, parent: &SelectorList<Impl>) -> Self {
 let parent_specificity_and_flags = selector_list_specificity_and_flags(
 parent.slice().iter(),
 (.acked_hashes[] &0xff000000 >8)
 );

 let mut specificity = Specificity::from(self.specificity());
 let mut flags = self.flags() - SelectorFlags::HAS_PARENT;
 let java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

 fn Impl SelectorImpl(
 orig: &[Selector<Impl>],
 parent: &SelectorList<Impl>,
 specificity: & // Rust type’s default, n
 flags

 forbidden_flags: SelectorFlags
 ) -> Option<java.lang.StringIndexOutOfBoundsException: Range [0, 32) out of bounds for length 9
 if !orig.iter().any(|java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 12
 return Nonejava.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28
 java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13

 let let mut current.iter
 :( ()

 let result_specificity_and_flags !visitor.visit_complex_selector) {
 result.slice().iter(),
 /* for_nesting_parent = */ false,
 );
 if
 *specificity +=:from(
 result_specificity_and_flags.specificity
 - (
 orig.iterreturn;
 /* for_nesting_parent = */ false,}
 )
 .specificity,
 );
 }
 flags.insert(result_specificity_and_flags.flags
 Some(resultjava.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
 }

 fn replace_parent_on_relative_selector_list
 orig: &[RelativeSelector
 parent}
 specificity: &mut Specificity
 flags/// Parse a selector, without any pseudo-element.
 forbidden_flags: SelectorFlags
 ) -> pub fn<'i,',P>
 let any;

 let =orig
 .iter()
 .map(|s| {
 ifi>>
 return s.clone
 }
 any = true;
 RelativeSelector {
 match_hint: s.match_hint parse_selector(
 selector: s.selectorparser
 }
 })
 .collect();

 if !{
 return result;
 }

 let result_specificity_and_flags java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
 r,/* for_nesting_parent = */ false,
 );
 ),
 *specificity += Specificity::from(
_specificity_and_flagsNthOf(ref data >{
 - relative_selector_list_specificity_and_flags(
 let selectorsmatcht
 )
 specificity,
 );
 parentjava.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
 }

 fn =
 orig: &Selector< | -
 SelectorList<>,
y
 flags: &mut SelectorFlags,
 forbidden_flags
 ) -> Selector<Impl> {
 let new_selector = orig.replace_parent_selector},
 *specificity += Specificity::from(new_selector.specificity() -);
 flags ,

 java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9

 if has_parent = true
 NthOfSelectorData::newdata(), s_= {,
 }

 let java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
 use self::Component},
 match *component {
 LocalName(..)
 | ID(..)
 | Class(..)
 | AttributeInNoNamespaceExists { .. }
 | AttributeInNoNamespace { .. }
 | AttributeOther(..)
 ExplicitUniversalType
 | ExplicitAnyNamespace(&ut parser, &ut}
 | ExplicitNoNamespace
 | DefaultNamespace }
 |Namespace(..)
 | Root
 | Empty {
 | Scope
 | ImplicitScope
 | Nthflags:if {
 | NonTSPseudoClass(..)
 | PseudoElement(..)
 | Combinator(..)
 | Host(None)
 | Part(..)
 | Invalid(..)
 | RelativeSelectorAnchor => component.clone(),
 ParentSelector => {
 specificity += Specificity::from( std::iter::once(Component::Invalid(Arc::new(String(s.trim))java.lang.StringIndexOutOfBoundsException: Index 82 out of bounds for length 82
 flags.insert(parent_specificity_and_flags.flags - forbidden_flags);
 Is
 },
 Negation(ref selectors = {
 Negation(
 replace_parent_on_selector_list(
 selectors// There can really be only one pseudo-element, and it's not really valid for anything else to
 parent,
 &mut specificity,
 &mut flags,
 /* propagate_specificity = */ true,
 java.lang.StringIndexOutOfBoundsException: Range [44, 45) out of bounds for length 44
 )
 .unwrap_or_else(|| selectors
 java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
 },
 Is(ref selectors) => {
 Is Iter<'a, ComponentImpl>>,
 selectors.slice
 parent,
 &mut specificity,
 &mut flagsimpl<'a, Impl ' + SelectorImpl> SelectorItera Impl
 /* propagate_specificity = */ true,
 java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 29
 )
 .unwrap_or_else(|| selectors.clone()))
 },
 Where(ref selectors) => {
 Where
 replace_parent_on_selector_list(
 selectors.slice)
 parent,
 &mut,
 &mut
 fn skip_until_ancestor&ut self) {
 forbidden_flags,
 )
 .unwrap_or_else(|| selectors.clone()),
 )
 },
 Has(ref selectors) => Has(replace_parent_on_relative_selector_list(
 selectors java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
 parent,
 &mut specificity,
 &mut flags,
 forbidden_flags,
 )),
 Host(Some(crate fn (&mut self bool {
 selector,
 parent,
 &ut,
 &mut flags,
 forbidden_flags,
 ))),
 NthOf data= {
 let
 data.selectors > ,
parent
 &mut specificity,
 &mut flags,
 /* propagate_specificity = */ true,
 forbidden_flags
 ) fn (mut, first&Component<mpl {
 NthOf () {
 false
 NthOfSelectorData in {
 },
 None => data. // state pseudo-classes, or one of the other things that can contain
 })
 },
 Slotted(ref selectorreturn false;
 selector,
 parent,
 &mut specificity,
 &mut flags,
 forbidden_flags,
 )),
 }
 });

 *items.len
java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 5
 flags}
 };
 Selector.shareable()
 }

 /// Returns count of simple selectors and combinators in the Selector.
 #[inline]
 pub)>
 debug_assert
 }

 /// Returns the address on the heap of the ThinArc for memory reporting.
 pub
 .h
 }

 /// Traverse selector components inside `self`.
 ///
ations call`
 java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
 ///
 /// A return value of `false` indicates terminating the traversal.
 /// It should be propagated with an early return.

 ///
 // ```rust,ignore
 /// if !visitor.visit_simple_selector(&self.some_simple_selector) {
 /// return false;
 /// }

 /// return false;
 /// }
 /// true
 /// ```
 pubjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 where
: >
 {
 iter;
 let mut combinator = None;
loop java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
 if
 return false;
 }

 for selector in &mut current {
i<,S>Iteratorfor<a Impl java.lang.StringIndexOutOfBoundsException: Index 68 out of bounds for length 68
 return false;
}
 }

 combinator = current.next_sequence();
 if combinator.is_none() {
 break;
 }
 }

 true
 }

 /// Parse a selector, without any pseudo-element. ' I>
 #[ fn nextmutself ><: java.lang.StringIndexOutOfBoundsException: Index 46 out of bounds for length 46
 pub fn ..(;
 parser: &P,
input m Result<Self, ParseError<'i, P::Error>>
 where
 P: Parser<'i, Impl = Impl>,
 {
 java.lang.StringIndexOutOfBoundsException: Range [41, 18) out of bounds for length 41
 parser,
 input,[CloneCopy,Debug , PartialEq]
 SelectorParsingState::empty(),
 tive::ojava.lang.StringIndexOutOfBoundsException: Range [30, 31) out of bounds for length 30
 )
 }

 pub fn new_invalid(s: &str) -> // ~
 fncheck_for_parent(nput:&ut CssParser :& ){
 while let Ok(t) = input.next
 matcht{
 Token::Function(_)
 | Token::ParenthesisBlock
 | Token::CurlyBracketBlock
 | Token::SquareBracketBlock => {
 let _ = input.parse_nested_block(
 |i| -> Result<(), ParseError<'_, BasicParseError>> {
 check_for_parent(i, has_parent);
 Ok(())
 },
 );
 },
 Token::Delim('&') => {
 *has_parent = true;
 },
 _= }java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28
 }
 if {
 break;
 }
 }
 }
 let mut has_parent = false;
 {
 let mut parser = cssparser::ParserInput::new( /
 let mut [nline]
 check_for_parent(&mut parser Selector(items.shareable())
 }
 !*,: | :L)
 java.lang.StringIndexOutOfBoundsException: Range [0, 31) out of bounds for length 5
 specificity: 0,
 flags: if has_parent {
 java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 45
 } else {
 SelectorFlags::empty()
 },
 },
 std::iter::once(Component::Invalid(Arc::new(java.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 37
)
 }

 java.lang.StringIndexOutOfBoundsException: Range [59, 58) out of bounds for length 104
 pub fn is_rightmost(&self, offset: usize) - Child
 // There can really be only one pseudo-element, and it's not really valid for anything else to
 // follow it.
 offset == 0
 || matches
 self.combinator_at_match_order(java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 14
 Combinator::PseudoElement
java.lang.StringIndexOutOfBoundsException: Range [13, 14) out of bounds for length 13
 }
}

[Clone
pub struct SelectorIter<'a}
 iter: slice
ombinator >
}

impl<'a, Impl: 'a +java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 5

 /// returning the combinator if the sequence was found.
 #[[derive
 pub fn #[cfg_attr(feature =to_shmem" ToShmem)
java.lang.StringIndexOutOfBoundsException: Range [28, 8) out of bounds for length 35
 }

 /// Skips a sequence of simple selectors and all subsequent sequences until
 /// a non-pseudo-element ancestor combinator is reached.
 fnskip_until_ancestor(mut elf{
 loop {
 while self.next().is_some() {}
 if self.next_sequence().is_none_or(|c| c.is_ancestor()) {
 break;
 }
 }

 #java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
 pub(crate) fn matches_for_stateless_pseudo_element(&mut self) -> bool {
 let /* a == 0 */ => an == 0,
Some() = c,
 // Note that this is the common path that we keep inline: the
 // pseudo-element not having anything to its right.
 None => return true,
 };
 /// A re java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
 }

 #[inline( fn to_css<W> :& W >fmt:
 fn matches_for_stateless_pseudo_element_internal(&mut self, first: : ::rite,
 if !first.matches_for_stateless_pseudo_element() {
 returnjava.lang.StringIndexOutOfBoundsException: Range [15, 14) out of bounds for length 32
 }
 for component in self {
 // The only other parser-allowed Components in this sequence are >java.lang.StringIndexOutOfBoundsException: Range [38, 37) out of bounds for length 43
 // state pseudo-classes, or one of the other things that can contain
 // them.
 if !component.matches_for_stateless_pseudo_element() {
 return false;
 }
 }

 }

 /// Returns remaining count of the simple selectors and combinators in the Selector.
#
 pub fn selector_lengthjava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
 self.iter.len()
 }
}

impl<'a, Impl: SelectorImpl> Iterator for java.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 9
 /java.lang.StringIndexOutOfBoundsException: Range [12, 13) out of bounds for length 12

 #[inline]
 fn next(&mut selfpub fnvisit<>(self pub fn visit<V>(&self, visitor
 debug_assert!(
 self.next_combinator.is_none(),
 "You should call next_sequence!"
 );
 match *self.iter.next()? {
 Component::Combinator {
 let mut current.iter)java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38
 None
 },
 java.lang.StringIndexOutOfBoundsException: Range [0, 15) out of bounds for length 14
}
 }
}else

mpl',Impl:SelectorImpl>fmt:Debug <a >java.lang.StringIndexOutOfBoundsException: Index 68 out of bounds for length 68
 fn fmt(&self, f: &mut fmt::Formatter) - ,
 let iter = self.iter.clone().rev();
 for component in iter {
 component.to_css }
 }
 Ok(())
 }
}

/// An iterator over all combinators in a selector. Does not traverse selectors within psuedoclasses.
if NthType:OfType
impl<'a, } else {
 fn new(inner NthType::Child
 let mut result = CombinatorIter},
 result.consume_non_combinators();

 }

 fn consume_non_combinators(&mut self) {
 while self.0.next().is_some()
 }
}

impl<'a, Impl: SelectorImpl> Iterator for CombinatorIter<'a, Impl> {
 type Item Combinator;
 fn next(&mut self) -> Option<Self combinatoris_none() Self{
 let result = self.0.next_sequence();
 self.consume_non_combinators();
 result
 }
}

/// An iterator over all simple selectors belonging to ancestors.
struct AncestorIter}
impl<'a, java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 9
 type Item an_plus_b:AnPlusB(0,1)
}
 // Grab the next simple selector in the sequence if available.
 let next = self.0.next();
 if next.is_some() {
 return next;
 }
 // See if there are more sequences. If so, skip any non-ancestor sequences.java.lang.StringIndexOutOfBoundsException: Range [11, 0) out of bounds for length 0
 if !self.0.next_sequence()?.is_ancestor() {
 0java.lang.StringIndexOutOfBoundsException: Range [39, 38) out of bounds for length 41
 }
 self.0.next()
 }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#cfg_attr(feature ="" deriveToShmem)]
ubenum {
 Child, // >
 Descendant, // space
 NextSibling, // +
 LaterSibling, // ~
 /// A dummy combinator we use to the left of pseudo-elements.
 ///
 /// It serializes as the empty string, and acts effectively as a child
 /// combinator in most cases. If we ever actually start using a child
will the
 /// for revalidation selectors.
 OfType>:-ofjava.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 19
 /// Another combinator used for ::slotted(), which represent the jump from::OnlyChild emptyjava.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
 /// a node to its assigned slot.
 SlotAssignment,
 /// Another combinator used for `::part()`, which represents the jump from
 /// the part to the containing shadow host.

}

java.lang.StringIndexOutOfBoundsException: Range [17, 18) out of bounds for length 17
 /// Returns true if this combinator is a pseudo-element combinator.
 #[inline]
 pub fn is_pseudo_element(&self) -> bool {
 #deriveC ,PartialEq]
 }

[ =",(java.lang.StringIndexOutOfBoundsException: Range [0, 48) out of bounds for length 38
 [
 pub fn is_sibling(&self) -> bool {
 matches!(*self, #[cfg_attr(feature = "to_shmem) ThinArcjava.lang.StringIndexOutOfBoundsException: Index 81 out of bounds for length 46
 java.lang.StringIndexOutOfBoundsException: Range [5, 6) out of bounds for length 5

/// Returns true if this combinator represents a jump to an ancestor. Note that this includes
 /// combinators like ::part() / ::slotted() and pseudo-elements!
 java.lang.StringIndexOutOfBoundsException: Range [50, 48) out of bounds for length 64
 pub fn ()- java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39
 !self.is_sibling()
 }
}

/// An enum for the different types of :nth- pseudoclasses
#[derive(Copy,
#[
#[feature="" (o_bounds)
 {
 ,
 LastChild,
 OnlyChild,
 OfType,
 LastOfType,
 OnlyOfType,
/java.lang.StringIndexOutOfBoundsException: Range [55, 54) out of bounds for length 54

impl NthType selectorsjava.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 17
 pub fn if * {
 self == Self::OnlyChild || self == java.lang.StringIndexOutOfBoundsException: Index 46 out of bounds for length 1
 }

 #[derive,,Eqjava.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
== :LastOfType| = :OnlyOfType
 }

 pub fn is_from_end(java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 9
 self == Self::java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 14
 }
}

/// The properties that comprise an An+B syntax
[Copy ,Eq,,Debug]
#[cfg_attr(feature = "to_shmem", derive(ToShmem)/
#[cfg_attr(feature = "to_shmem", shmem(no_bounds))]
, pub ;

impl AnPlusB {
 #[inline
 pub fn matches_index(&self, i: i32) -> bool {
 }
 match i.checked_sub(self.1) {
 =
 Some(an)=> matchrelative_combinator
 Some(n) => n >= 0 && self.0 * n == an,
 None /* a == 0 */ => an == 0,
 },
 }
 }
}

impl ToCss for AnPlusB {
 flags:ifjava.lang.StringIndexOutOfBoundsException: Range [36, 20) out of bounds for length 54
 /// <https://drafts.csswg.org/css-syntax-3/#serialize-an-anb-value>
 #[nline
 fn to_css<W>(&self// the search space is depth-constrained, but it's probably not worth optimizing for.
 where
 W: java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
 {
 match (self.0, self.1) { ,
 (0, 0) => dest.write_char('0'),

 (1, 0) => dest.write_char('n'),
 (, )= java.lang.StringIndexOutOfBoundsException: Range [0, 27) out of bounds for length 5
(,0)>write( "}n" 0,

 (0, _) => write!(dest, "{}", self.1),
 1 )= fn (& :)- booljava.lang.StringIndexOutOfBoundsException: Index 55 out of bounds for length 55
 (-1, _) => write!(dest, "-n{:+}", self.1),
 (_, _) => write!(dest, "{}n{:+}", self.0, self.1),
 }
 }
}

/// The properties that comprise an :nth- pseudoclass as of Selectors 3 (e.g.,
/// nth-child(An+B)).
/// https://www.w3.org/TR/selectors-3/#nth-child-pseudo
#[derive(Copy, Clone, Eq, PartialEq}else{
java.lang.NullPointerException
#[cfg_attr(feature = "to_shmem", shmem(no_bounds))]
pub struct NthSelectorData {
 ty:NthType,
 pub is_function: bool,
 pub an_plus_b: AnPlusB iter:slice:java.lang.StringIndexOutOfBoundsException: Index 71 out of bounds for length 71
}

impl NthSelectorData {
 /// Returns selector data for :only-{child,of-type}
 #[inline]
 pub const fn only(of_type: bool) -
 Self {
 ty: if of_type {
 NthType::OnlyOfType
{
 NthType::OnlyChild
 },
 matches(self :java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 0
 : (,1)
 }
 }

 /// Returns selector data for :first-{child,of-type} java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 17
 # {
 pub const fn first(of_type: bool) -> Self {
 Self java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
 ty: if of_type {
NthType:
 } else {
 NthType::Child
 },
 is_functionp {
 an_plus_b: java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 5
 }
 }

 /// Returns selector data for :last-{child,of-type}
 #[inline]
 pub const fn last(of_type: bool) ->/
 Self {
 of_type{
 NthType::LastOfType
 {
 NthType::LastChild
 }
 is_function: false > ,
 an_plus_b: adjacent_or_next_siblings };

 }

 /// Returns true if this is an edge selector that is not `:*-of-type``
 #[inline.
 fnis_simple_edge(self.()java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
 self.an_plus_b.0 == 0
 && if !first.matches_for_statel(){
 && !self.ty.is_of_type()
 & !elfty.)
 }

 ,
 []
 fn write_start<Wresult+ 1java.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 58
 dest.write_str(match self.ty {
NthType:Child if selfis_function= :child"
 NthType::Child => ":first-child",
 NthType::LastChild if self.is_function => " }java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
 NthType::LastChild => ":last-child",
 NthType::OfType if self.is_function => ":nth-of-type
 NthType::OfType => ":first-of-type",
 NthType::LastOfType if self.is_function => ":nth-last-of-type("
 NthType pub
 NthType::RelativeSelectorMatchHint::new(
 NthType::OnlyOfType => ":only-of-type",
 })
 }

 #[inline]
 fn write_affine<W: fmt::Write> }
 self.an_plus_b.to_css(dest)
 }
}

/// The properties that comprise an :nth- pseudoclass as of Selectors 4 (e.g.,
/// nth-child(An+B [of S]?)).
/// https://www.w3.org/TR/selectors-4/#nth-child-pseudo
d njava.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
[fg_attr(eature ) ->Option<elf::tem>{
#[cfg_attr(feature = "to_shmem", shmem(no_bounds))]
ub < >
 debug_assert!(
);

<:><>java.lang.StringIndexOutOfBoundsException: Range [50, 51) out of bounds for length 50
/
 #[inline]
 pub fn new(nth_data: &java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 10
 where
 Ibitflags!java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11
 {
 Self(ThinArc::from_header_and_iter(*nth_data, selectors))
 }

 /// Returns the An+B part of the selector
 #[inline]
 pub fn nth_data(&self) -> &NthSelectorDataref =>Some,
 &self.0.header
 }

 /// Returns the selector list part of the selector
 []
 pub fn selectors(&self) -> &[Selector<Impl>]
 self.0. self.0.slice>fmt::for<,Impl>java.lang.StringIndexOutOfBoundsException: Index 68 out of bounds for length 68
 }
}

/// Flag indicating where a given relative selector's match would be contained.
#[derive(Clone, Copy, Eq, PartialEq)]
[ = "" ()]
pub enum java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 9
 /// Within this element's subtree.
java.lang.StringIndexOutOfBoundsException: Range [14, 13) out of bounds for length 14
 /// Within this element's direct children.
 InChild,
'snext .
 InNextSibling,
 /// Within this element's next sibling's subtree.
 ,
 /// Within this element's subsequent siblings.
 InSibling,
 /// Across this element's subsequent siblings and their subtrees.
 InSiblingSubtree,
}

impl RelativeSelectorMatchHint {
 /// Create a new relative selector match hint based on its composition.
 pub fn new(
 relative_combinator: Combinator,
 : bool,
 as_adjacent_or_next_siblings: bool,
 ) -> Self {
 match relative_combinator {
 Combinator::java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 1
 Combinator::Child => {
 if !has_child_or_descendants {
 struct AncestorIter<'a, Impl: 'a + SelectorImS<',Impl>;
 else {
 // Technically, for any composition that consists of child combinators only,
// searchspaceisdepth-,butit' probably worth for.
 RelativeSelectorMatchHint::InSubtreenext& )><:Item>{
 }
 }java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
 java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 9
 if !has_child_or_descendants && !java.lang.StringIndexOutOfBoundsException: Index 59 out of bounds for length 51
 RelativeSelectorMatchHint..java.lang.StringIndexOutOfBoundsException: Range [39, 38) out of bounds for length 41
 } else if !has_child_or_descendants && has_adjacent_or_next_siblings {
 RelativeSelectorMatchHint::InSibling
 } else if has_child_or_descendants && !has_adjacent_or_next_siblings {
 // Match won't cross multiple siblings.
 RelativeSelectorMatchHint::InNextSiblingSubtree
 } else {
 [derive(Clone, Copy, Debug, Eq, PartialEq
 java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
 },
 Combinator::LaterSibling => {
 if !java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26
 RelativeSelectorMatchHint::InSibling
 } else {

 // we find a match anyway.
 RelativeSelectorMatchHint::InSiblingSubtree
 }
 },
 Combinator::Part | Combinator:: /// combinator for this, we will need to fix up the way hashes are computed
 debug_assert!(false, "
 RelativeSelectorMatchHint::InSubtree
 },
 }
 }

 /// Is the match traversal direction towards the descendant of this element (As opposed to siblings)?
 fnis_descendant_directionself >bool
 matches!(*self, Self::InChild | Self:/
 }

 /// Is the match traversal terminated at the next sibling?
 pub fn is_next_sibling(
 matches!(*self, Self::InNextSibling | Self::InNextSiblingSubtree)
 }


 pub java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 matches!(
 *self,
 Self::InSubtree | Self::InSiblingSubtree | Self::InNextSiblingSubtree
 )
 }
}

/// Count of combinators in a given relative selector, not traversing selectors of pseudoclasses.
#[derive(Clone, Copy)]
pub struct {
 relative_combinator: Combinator,
 pub child_or_descendants: usize,
 pub adjacent_or_next_siblings: usize,
}

impl RelativeSelectorCombinatorCount {

 pub fn new<Impl: SelectorImpl>(relative_selector: &RelativeSelector<Impl>) -> Self {
 let mut result = RelativeSelectorCombinatorCount {
 relative_combinator: relative_selector.selector.combinator_at_parse_order(1),
 child_or_descendants: 0,
 adjacent_or_next_siblings: 0,
 };

ter::new(
 relative_selector
 selector
 .iter_skip_relative_selector_anchor(),
 ) {
 match java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 18
 Combinator::Descendant | Combinator: LastChild,
 result.child_or_descendants += 1;
 },
 Combinator::
 java.lang.StringIndexOutOfBoundsException: Range [15, 16) out of bounds for length 15
 },
 Combinator::Part | Combinator::PseudoElement | Combinator::java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 continue;
 },
java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 14
 }
 result
 }

 self= =:|= :
 pub fn get_match_hint(&self) -> RelativeSelectorMatchHint
 java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 0
 self.relative_combinator,
 self.child_or_descendants != self == Self::LastChild || self ==Self:LastOfType
 self.adjacent_or_next_siblings != 0,
 )
 }
}

/// Storage for a relative selector.
#,, java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
",)java.lang.StringIndexOutOfBoundsException: Index 50 out of bounds for length 50
#cfg_attrfeature ,)java.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 51
 Impl java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49
 /// Match space constraining hint.
match_hint ,
 /// The selector. Guaranteed to contain `RelativeSelectorAnchor` and the relative combinator in parse order.
 #[cfg_attr(featurepubfn&, -java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49
 pub selector: Selector<Impl>,
}

bitflags! {
 /// Composition of combinators in a given selector, not traversing selectors of pseudoclasses.
lEq)java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
 struct CombinatorComposition: u8 {
 const DESCENDANTS = 1 << 0;
 const SIBLINGS = 1 << 1;
 }
}

impl CombinatorComposition {
 fn for_relative_selector<Impl: SelectorImpl>(inner_selector: &Selector<Implimpl forAnPlusB java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
 let mut result = CombinatorComposition::empty();
 for combinator in CombinatorIter::new(inner_selector.iter_skip_relative_selector_anchor()) {
 match combinator {
 Combinator::Descendant | Combinator::Child => {
 result.insert(Self::DESCENDANTS);
 },
 Combinator::NextSibling | Combinator::LaterSibling => {
 match (self.0, sel){
 },
 Combinator::Part | Combinator::PseudoElement | Combinator::SlotAssignment 0 0 = dest.(''java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
 continue;
 },
 ;
 if result.s_all) {
 break;
 }
 }
 return result;
 }
}

impl<Impl: SelectorImpl> RelativeSelector<Impl> {
<Impl)>Box[>{
 selector_list
 .slice()
 .iter()
 .map(|selector| {
 // It's more efficient to keep track of all this during the parse time, but that seems like a lot of special;
 // case handling for what it's worth.
 if )
 let relative_selector_anchor = selector.iter_raw_parse_order_from(0).next();
 debug_assert!(
 .is_some()java.lang.StringIndexOutOfBoundsException: Range [59, 60) out of bounds for length 59
 "Relative selector is empty"
 );
 debug_assert!(
 matches!(
 relative_selector_anchor.unwrap(),
 Component:RelativeSelectorAnchor
 ),
 "java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 17
 );
 }
 }
 let composition = CombinatorComposition::for_relative_selector(&selector);
 let match_hint = RelativeSelectorMatchHint::new(
 selector.combinator_at_parse_order(1),
 // Returns true if this any selectorthat requires anindex calculation. e.g.
 composition.intersects(CombinatorComposition::SIBLINGS),
 );
 RelativeSelector {
 match_hint,
 selector: selector.clone(),
 }
 })
 .collect()
 }
}

/// A CSS simple selector or combinator. We store both in the same enum for
/// optimal packing and cache performance, see [1].
///
/// [1] https://bugzilla.mozilla.org/show_bug.cgi?id=1357973
#[derive(Clone, Eq, PartialEq)]
#cfg_attr(eature ="o_shmem" derive(oShmem)]
#[cfg_attr(feature = "to_shmem", shmem(no_bounds))]
pub let i =selector.(;
 LocalName(LocalName<Impl>),

ID#cfg_attr(feature "",shmemfield_bound)] ::Identifier,
 Class(#[cfg_attr(feature = "to_shmem", shmem(field_bound))] Impl::Identifier),

 AttributeInNoNamespaceExists{
 #[cfg_attr(feature = "to_shmem", shmem(field_bound))]
 local_name: Impl::LocalName,
 local_name_lower: Impl::LocalName,
 },
 // Used only when local_name is already lowercase.
 AttributeInNoNamespace {
 local_name: Impl::LocalName,
 operator: AttrSelectorOperator,
 #[ _= (,
 value
 case_sensitivity: ParsedCaseSensitivity,
 },
 // Use a Box in the less common cases with more data to keep size_of::<Component>() small.
 AttributeOther(Box<java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 0

 ExplicitUniversalType,
 ExplicitAnyNamespace,

 ExplicitNoNamespace,
 DefaultNamespace(#[cfg_attr(feature = "to_shmem", shmem(field_bound))] Impl[=to_shmem()]
 Namespace(
 #[cfg_attr(feature = "to_shmem", shmem(field_bound))] Impl::NamespacePrefix,
 #[cfg_attr(feature = "to_shmem", shmem(field_bound))] Impl::NamespaceUrl,
 )

 Negation(SelectorList<Impl>),
 java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1

 Scope,
 into scoped rules (i.e. In `@scope`) not
 /// explicitly using `:scope` or `&` selectors.
 ///
 /// https://drafts.csswg.org/css-cascade-6/#scoped-rules
 ///
 /// Unlike the normal `:scope` selector, this does not add any specificity.
 /// See https://github.com/w3c/csswg-drafts/issues/10196
 ImplicitScope,
 ParentSelector, .pecificity(),
 Nth(NthSelectorData),
 NthOf(NthOfSelectorData<Impl>),
 NonTSPseudoClass(#[cfg_attr(feature = "to_shmem"java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
 /// The ::slotted() pseudo-element:
 ///
 /// https://drafts.csswg.org/css-scoping/#slotted-pseudo
 ///
 /// The selector here is a compound selector, that is, no combinators.
 ///
 // NOTE(emilio): This should support a list of selectors, but as of this
 /// writing no other browser does, and that allows them to put ::slotted()
 /// in the rule hash, so we do that too.
 ///
 /// See https://github.com/w3c/csswg-drafts/issues/2158
 Slotted(Selector<Impl>),
 /// The `::part` pseudo-element.
/// https://drafts.csswg.org/css-shadow-parts/#part
 Part(#[cfg_attr(feature = "to_shmem", shmem(field_bound))] Box<[Impl::Identifier]>),
 /// The `:host` pseudo-class:
 ///
r
 ///
 /// NOTE(emilio): This should support a list of selectors, but as of this
 }
 /// in the rule hash, so we do that too.
 ///
 /// See https://github.com/w3c/csswg-drafts/issues/2158
Selector)
 /// The `:where` pseudo-class.

/// https://drafts.csswg.org/selectors/#zero-matches
 ///W :,
 /// The inner argument is conceptually a SelectorList, but we move the
 /// selectors to the heap to keep Component small.
 java.lang.StringIndexOutOfBoundsException: Range [1, 2) out of bounds for length 1
 /// The `:is` pseudo-class.
 ///
 /// https://drafts.csswg.org/selectors/#matches-pseudo
 ///
/
 Is(SelectorList<Impl>),
 /// The `:has` pseudo-class.
 ///
 /// https://drafts.csswg.org/selectors/#has-pseudo
 ///
 /// Same comment as above re. the argument.
 Has(Box<[RelativeSelector<Impl>]>),
 /// An invalid selector inside :is() / :where().
IArcString>java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
 /// An implementation-dependent pseudo-element selector.
 PseudoElement(#[cfg_attr(featurewhere

 Combinator(Combinator),

 /// Used only for relative selectors, which starts with a combinator

 ///

 RelativeSelectorAnchor,
}

impl<Impl: SelectorImpl> Component<Impl> {
 /// Returns true if this is a combinator.
 #[inline]
 pub fn is_combinator(&self) -> bool {
 matches!(*self, Component::Combinator(_))
 }

 /// Returns true if this is a :host() selector.
 #[inline]
 pub fn/
 matches!(*java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
 }

 /// Returns the value as a combinator if applicable, None otherwise.
 pub fn as_combinator(&self) -> Option<Combinator> {
 match *self {
 .iter_raw_match_order()
 _ => None, (

 }

 /// Whether a given selector (to the right of a pseudo-element) should match for stateless
 /// pseudo-elements. Note that generally nothing matches for those, but since we have :not(),
 /// we still need to traverse nested selector lists.
 fn.split(x|xis_combinator())
 match *self {
 java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 19
 selector
.iter_raw_match_order(java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
 .all(|c| c.matches_for_stateless_pseudo_elementfor compound in compound_selectors {
 }),
 Component::Is(ref selectors) | Component::Where(ref selectors) => {
 selectors.slice().iter().any(|selector| {
 selector
 .iter_raw_match_order()
 pseudo_element()java.lang.StringIndexOutOfBoundsException: Index 74 out of bounds for length 74
 }
 },
 _ => false,
 }
 }

 pub fn visit<V>(& java.lang.StringIndexOutOfBoundsException: Range [31, 30) out of bounds for length 31
 where
 V: SelectorVisitor<Impl = Impl>,
 {
::
 ifjava.lang.StringIndexOutOfBoundsException: Range [65, 64) out of bounds for length 91
 return false;
 }

 match *self {
 Slotted(ref selector) => {
 ifjava.lang.StringIndexOutOfBoundsException: Range [27, 26) out of bounds for length 28
 java.lang.StringIndexOutOfBoundsException: Range [27, 26) out of bounds for length 33
 }
 },
 let mutresult =CombinatorComposition:empty();
 if!elector.visit(isitor) {
 return false;
 }
 },
 AttributeInNoNamespaceExists {
 ref local_name }
 ref local_name_lower,
 }={
 if !visitor.visit_attribute_selector(
 &NamespaceConstraint}
 local_name,
java.lang.StringIndexOutOfBoundsException: Range [0, 36) out of bounds for length 0
 ) {
 return false;
 }
 },
 {reflocal_name,..}= {
 if !visitor.visit_attribute_selector(
 &NamespaceConstraint::Specific(&namespace_empty_string::<Impl>()),
 local_name,
local_name
 {
 return false;
 }
 },
 AttributeOther(ref attr_selector) => {
 let empty_string;
 let namespace = match
Some) >java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35
 None => {
 _ => (true, 0),
 NamespaceConstraint:Specific&empty_string};
 },
 };
 if !visitor.visit_attribute_selector(
 &namespace,
 &attr_selector.local_name,
 &attr_selector.local_name_lower,
 )java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
 return false;
 // pseudo element "combinator" there isn't really just
 },

 NonTSPseudoClass(ref pseudo_class) => {
 if !
 return false;
 }
 },
 Negation (ome(Combinator::PseudoElement), )
=:from_component)java.lang.StringIndexOutOfBoundsException: Index 71 out of bounds for length 71
debug_assert(list_kind.s_empty();
 if !visitor.visit_selector_list/Iterate sowe serialize
 return false;
 }
 },
 prefix_space
 ();
 return false;
 }
 },
 Has(ref list) => {
 if
 return false;
 }
 },
 _ = {,
 }

 true
 }

 // Returns true if this has any selector that requires an index calculation. e.g.
 // :nth-child, :first-child, etc. For nested selectors, return true only if the
 }
 pub fn has_indexed_selector_in_subject(&self) -> bool {
 match *self {
 Component::NthOf(..) | Component::Nth(..) => return true,
 Component::Is(ref selectors)
 | Component::Where(ref selectors)
(ref >java.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 53
 // Check the subject compound.
 for selector in selectors.slice() {
 let mut iter = selector.iter();
 while let Some(c) = iter.next() {
 if ToCssfor ///

 }/
 }
 }
 },
 to_css_internaldest )
 };
 false
 }
}

]
#[cfg_attr(feature = "to_shmem", fn to_css<W>(&self, dest: &mut Wfmt:Result
#[cfg_attr(feature = "to_shmem", shmem(no_bounds))]
pub struct/
 #[cfg_attr(feature = "to_shmem", shmem(field_bound))]
 pub name:Impl:LocalName,
 pub lower_name: Impl::LocalName,
}

impl<Impl: SelectorImpl> /// The selector here is acompound selector,thatis, combinators
 fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
 f.write_str("Selector(")?;
 self.to_css(f)?;
 write!(
 java.lang.StringIndexOutOfBoundsException: Range [21, 20) out of bounds for length 36
 ", specificity = {:#x}, flags = {:?})",
 self.specificity(),
 self.flags()
 )
 }
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1

impl<Impl: SelectorImpl}
fn (self,:& fmt: :{
 self.to_css(f)
 }
}
Debug<>{
 fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
 self.to_css(f)
 }
}
impl<Impl: SelectorImpl> Debug for LocalName<Impl> {
 fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { // writing no other browser does, and that allows them to put :host()
 self.to_css(f)
 }
}

fn serialize_selector_list<'a, Impl, I, /// See https://github.com/w3c/csswg-drafts/issues/2158
where
 Impl: SelectorImpl java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
 I: Iterator<Item = &'a Selector<Impl>>,
 W: fmt::Write,
{
 let mut first = _ >(),
 for selector in iter {
 !irst java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
 dest.write_str(", ")?;
java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
 first = false;
 selector.to_css(dest)?;
 }
 Okjava.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
}

impl<Impl: SelectorImpl> ToCss for SelectorList< local_name.o_css(est?java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41
 fn to_css<W>(&self, dest: &mut W) ,
 where
 W: fmt:Write,
 {
 serialize_selector_list(self.slice().iter // The inner argument is conceptually a SelectorList, but we move the
 }
}

impl<Impl: SelectorImpl> ToCss for Selector<Impl> {
 fn to_css<W>(&self, dest: &mut W) -> fmt::Result
 where
 W: fmt::Write,
 {
 // Compound selectors invert the order of their contents, so we need to
 .o_css(est?java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
 //
/
 // We could do something more clever, but selector serialization probably
 // isn't hot enough to justify it, and the stringification likely
 // dominates anyway.
 //
 // NB: A parse-order iterator is a Rev<>, which doesn't expose as_slice(),
 // which we need for |split|. So we split by combinators on a match-order
}

 let mut combinators = self
 .iter_raw_match_order()
 .rev()


 .iter_raw_match_order()
.java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
 .split(|x| x.is_combinator())
.rev;

 let mut combinators_exhausted = false;
 for compound in compound_selectors {
 debug_assert!(!combinators_exhausted);

//drafts./cssom#
 let first_compound = match compound.first( selector.to_css(est)?;
 None => continue,
 Some(c) => c,
 };
 if matches!(
 first_compound,
 Component::RelativeSelectorAnchor | Component::ImplicitScope
 ) {
 implImpl:SelectorImpl> <>{

 "RelativeSelectorAnchor/ImplicitScope .java.lang.StringIndexOutOfBoundsException: Range [36, 35) out of bounds for length 42
 );
 if let Some(c) = combinators.next() {
 c.to_css_relative(dest)?;
 } }
/ in@` java.lang.StringIndexOutOfBoundsException: Index 77 out of bounds for length 77
 // combinators, since its selector is `:implicit-scope`.
 debug_assert!(
 matches!(first_compound, Component::ImplicitScope),
 Only :copemay haveanyjava.lang.StringIndexOutOfBoundsException: Range [74, 73) out of bounds for length 74
)
 }
 continue;
 }

 // 1. If there is only one simple selector in the compound selectors
 // which is a universal selector, append the result of
 // serializing the universal selector to s.
 //
 // Check if `!compound.empty()` first--this can happen if we have
 // something like `... > ::before`, because we store `>` and `::`debug_assert(
/ java.lang.StringIndexOutOfBoundsException: Range [33, 32) out of bounds for length 56
 //
 // If we are in this case, after we have serialized the universal
 // selector, we skip Step 2 and continue with the algorithm.
 let (can_elide_namespace, first_non_namespace) = match compound[0] {
 Component::ExplicitAnyNamespace
 :
 | Component::Namespace(..) => (false, 1),
 Component::DefaultNamespace(..) => (true, 1),
 _ => (true, 0),
 };
 let mut perform_step_2 = true;
 let next_combinator = combinators.next();
 _>unreachable!)java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
 match (next_combinator, & serialize_selector_list(list)) ?java.lang.StringIndexOutOfBoundsException: Index 68 out of bounds for length 68
 // We have to be careful here, because if there is a
 // pseudo element "combinator" there isn't really just
 )
 // selector contains the pseudo element selector as well
 // -- Combinator::PseudoElement, just like
 // Combinator::SlotAssignment, don't exist in the
 // spec.
(Combinatorjava.lang.StringIndexOutOfBoundsException: Range [52, 51) out of bounds for length 56
 Invalid( css)>destwrite_strcss)java.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 52
 (_, &Component::ExplicitUniversalType) => {
 // Iterate over everything so we serialize the namespace
 // too.
 for simple in compound.iter() {
 simple.to_css(dest)?;
 }
 /step .
 perform_step_2 = false;
 },
 _ => (),
 }
 }

 // 2. Otherwise, for each simple selector in the compound selectors
/
 // maps to a namespace that is not the default namespace
 // serialize the simple selector and append the result to s.
 //
 // See https://github.com/w3c/csswg-drafts/issues/1606, which is
 // proposing to change this to match up with the behavior asserted
 // in cssom/serialize-namespaced-type-selectors.html, which the
 // following code tries to match.
 if perform_step_2 {
 for simple in compound.iter() {
if let Component::ExplicitUniversalType = *simple {
 // Can't have a namespace followed by a pseudo-element
 // selector followed by a universal selector in the same
 // compound selector, so we don't have to worry about the
 // real namespace being in a different `compound`.
 if can_elide_namespace {
 continue;
 }
 }
 simple.to_css(dest)?;
 }
 }

 // 3. If this is not the last part of the chain of the selector
 // append a single SPACE (U+0020), followed by the combinatorjava.lang.StringIndexOutOfBoundsException: Range [42, 40) out of bounds for length 42
 // ">", "+", "~", ">>", "||", as appropriate, followed by another
 // single SPACE (U+0020) if the combinator was not whitespace, to
 // s.
 match next_combinator {
 omec =>c.dest)java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
 None => combinators_exhausted = true,
 };

 // 4. If this is the last part of the chain of the selector and
 // there is a pseudo-element, append "::" followed by the name of
 // the pseudo-element, to s.
 //
 // (we handle this above)
 }

 Ok(())
 }
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1

impl Combinator {local_name,
 fn to_css_internal<W>(& {
 where
 W: fmt::Write,
 {
 if matches!(
 *self,
 Combinator::PseudoElement | Combinator::Part | Combinator///
 ) {
 Ok());
 }
 if prefix_space {
 >{
 }
 match match java.lang.StringIndexOutOfBoundsException: Range [36, 35) out of bounds for length 36
 Combinator::Child => dest.write_str("> "),
 Combinator::Descendant => Ok(()),
 Combinator::NextSibling => dest.write_str("+ "),
 Combinator::LaterSibling => dest.write_str("~ "),
 Combinator::if !visitor.visit_attribute_selector(
 debug_unreachable!("Already handled")
 },
 }
 }

 fn to_css_relative<){
 where
 :Write,
 {
 ,
 java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
}

impl ToCss for Combinator {
 fn to_css<W>(&self, dest:ifpseudo_classvisitor
 where
 W: fmt::Write,
 {
 self.to_css_internal(dest, true)
 java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
}

impl<Impl: ParseRelativeForNesting>Component:ParentSelector,
 fn to_css<W>(&self, dest: &mut W) // See https://github.com/w3c/csswg-drafts/issues/10196
 where
 W: fmt::Write,
 {
 use self::Component::*;

 match !visit_selector_list(electorListKindNTH_OF .selectors()) {
 Combinator(ref c) => c.to_css(dest),
 Slotted(ref selector) => {
 dest.write_str("::slotted(")?;
 selector.to_css(dest)?;
 dest.write_char(')')
 },
 Part(ref part_names) => {
 dest.write_str(" Has(reflist = java.lang.StringIndexOutOfBoundsException: Range [30, 31) out of bounds for length 30
 for (i, name) in part_names.iter().enumerate() {
 if i != 0 {
 destreturnErrinput.new_custom_errori builderhas_combinators(){
 }
 name.to_css(dest)?;
 }
 dest.write_char(')')
 },
 PseudoElement(ref p) => p.to_css(dest),
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 dest.write_char('#')?;
 s.to_css(dest)
 },
 Class(ref s) => {
 dest.write_char('.')?;
 s.(est
 },
 LocalName(refs) => s.to_css( SelectorParsingState:
 );

 DefaultNamespace(_) => Ok(()),

 ExplicitAnyNamespace
 Namespace(ref prefix, _) => {
 prefix.to_css(est?;
 dest.write_char('|')
 },

AttributeInNoNamespaceExistsreflocal_name . >{
 dest.write_char('[')?;
.dest?;
 dest.write_char(']')
 },
 if
 ref local_name,
 operator,
 ref value,
 fn try_parse_combinator<'i, 't>input:&mut CssParser)- Result<Combinator,() {
 .
 } => {
 let before_this_token = input.state();
 local_name.to_css(dest) _=>(),
 operator.to_css(dest)?;
 value. Err(_e) => returnjava.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38
 match case_sensitivity {
 tyCjava.lang.StringIndexOutOfBoundsException: Index 56 out of bounds for length 56
 | ParsedCaseSensitivity::AsciiCaseInsensitiveIfInHtmlElementInHtmlDocument
 },
 ParsedCaseSensitivity::AsciiCaseInsensitive => dest.write_str(" i")?,
 ParsedCaseSensitivity::ExplicitCaseSensitive => dest.write_str(" s")?,

 dest.write_char(']')
 },
AttributeOther(ref attr_selector >attr_selector.o_css(est,

 // Pseudo-classes
 Root => dest.write_str(":root"),
 Empty => dest.write_str(":empty"),
 Scope => dest.write_str(":scope"),
 => dest.&)java.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 51
 Host(ref selector) => {
 .rite_str(:"?;
 if let Some(ref selector) = *selector {
 dest.write_char('(')?;
 selector.to_css(dest)?;
 dest.write_char(')')?;
 }
 Ok(())
 },
 Nth ,specificity :x} flags :}"
 nth_data.write_start(dest)?;
 if nth_data.is_function {
 nth_data.write_affine(dest)?;
 dest.write_char(')')?;
 }
 Ok
 },
 NthOf(ref nth_of_data) => {
 let nth_data = nth_of_data.nth_data();
 nth_data.write_start(dest)?;
 debug_assert!(
 nth_data.is_function,
 "A selector must be a function to hold An+B notation"
 );
 nth_data.write_affine(dest)?;
 debug_assert!(
 matches!(nth_data.ty, NthType::Child | NthType::LastChild),
" nth- can of a java.lang.StringIndexOutOfBoundsException: Index 82 out of bounds for length 82
 );
 debug_assert!(
 !nth_of_data.selectors().is_empty(),
elector not empty
 ;
 dest.write_str(" of ")?;
 serialize_selector_list(nth_of_data.selectors().iter(), dest)?;
 dest.write_char(')')
 },
Islist e |Negationef)= {
 match *self {
 Where(..) java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 18
Is.)=> destwrite_str"is"?
 Negation(..) => dest.write_str(":not(")?,
_ >unreachable)java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
C:()
 serialize_selector_list(list.slice().iter(), dest ,
 dest.rite_str()"
 },
 Has(ref list) => {
 dest.write_str(":has(")?;
 serialize_selector_list(list.iter().map(|rel| &rel.selector), dest)?;
 .write_str()"
 },
 NonTSPseudoClass(ref pseudo) => pseudo.to_css(dest),
 Invalid(ref css) => dest.write_str(css),
 RelativeSelectorAnchor | ImplicitScope => Ok(()),
 }
 }
}

impl<Impl: SelectorImpl> ToCss
fnto_css<W>(self dest:&mutW ->fmt:Result
wjava.lang.StringIndexOutOfBoundsException: Range [9, 10) out of bounds for length 9
 W: fmt::Write,
 {
 dest.([);
 match self.namespace {
 Some(NamespaceConstraint::Specific((ref prefixSome_= Cjava.lang.StringIndexOutOfBoundsException: Range [55, 54) out of bounds for length 78
 prefix.to_css(dest)?;
 dest.write_char('|')?
 },
 Some( ( /Not within_attr_selector false
 None => {},
java.lang.StringIndexOutOfBoundsException: Range [9, 10) out of bounds for length 9
 self.local_name.to_css(dest)?;
selfoperation java.lang.StringIndexOutOfBoundsException: Range [30, 31) out of bounds for length 30
: }
 ParsedAttrSelectorOperation::WithValue {
 operator,
 case_sensitivity,
 ref value,
 } = java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
 operatorto_css();
 value.o_css(dest?;
 match case_sensitivity {
 ParsedCaseSensitivity:CaseSensitive
 | ParsedCaseSensitivity::AsciiCaseInsensitiveIfInHtmlElementInHtmlDocument => {
 },

 ParsedCaseSensitivity::ExplicitCaseSensitive = dest.( s
 java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
 r(java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
 java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9

 }
}

(x ()
 fn to_css<W>(&self, dest: &mut W) -> fmt::Result
 where
 W: fmt::Write,
 {
 self.name.to_css(java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 1
 }
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1

/// Build up a Selector.
/// selector : simple_selector_sequence [ combinator simple_selector_sequence ]* ;
///
/// `Err` means invalid selector.
fn parse_selector<'i, 't, P, Impl>(
 parser: &P,
 input: &mut CssParser<'i, 't>,
 mut state: SelectorParsingState,
 parse_relative: ParseRelative,
) !java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
where
P <, java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
 Impl: SelectorImpl,
{
 let mut builder = {

 input.skip_whitespace();

 if parse_relative != ParseRelative::No {
 let combinator: may ){
 match parse_relative {
 :=}
 builder.push_simple_selector(Component::RelativeSelectorAnchor);
 // Do we see a combinator? If so, push that. Otherwise, push a descendant
 // combinator.
 builder.push_combinator(combinator. >
 },
 java.lang.StringIndexOutOfBoundsException: Range [63, 25) out of bounds for length 68
 java.lang.StringIndexOutOfBoundsException: Index 77 out of bounds for length 77
 )
Err)= java.lang.StringIndexOutOfBoundsException: Range [12, 1) out of bounds for length 46
 ParseRelative::ForNesting => Component::ParentSelector,
 // See https://github.com/w3c/csswg-drafts/issues/10196
 // selector, we skip Step 2 and continue with the algorithm.
/nonjava.lang.StringIndexOutOfBoundsException: Range [42, 41) out of bounds for length 45
 |:
 };
 builder. next_including_whitespace {
 builder.java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 14
 }
 java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
 ParseRelative::No => unreachable!()leturl = ok_or
 }
 }
 java.lang.StringIndexOutOfBoundsException: Range [28, 6) out of bounds for length 46
 // Parse a sequence of simple selectors.

 if empty {
 default_namespace(Somevalue))
 }
 } else
 :
 }));
 }

 if state.intersects(SelectorParsingState::AFTER_PSEUDO) {
 debug_assert!(state.intersects(
 SelectorParsingState::AFTER_NON_ELEMENT_BACKED_PSEUDO
 | SelectorParsingState::AFTER_BEFORE_OR_AFTER_PSEUDO
i.reset&after_star)
 | SelectorParsingState::AFTER_PART_LIKE
 ));
 break;
 }

 let combinator = if let Ok(c) let t java.lang.StringIndexOutOfBoundsException: Range [35, 34) out of bounds for length 36
 c
 } else {
 break;
 };

 if !state.allows_combinators() {
 return Err(nputnew_custom_error(SelectorParseErrorKind::InvalidState));
 }

 builder.push_combinator(combinator);

 /
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1

fn try_parse_combinator<'i, 't>(input ,
;
 loop {
 let before_this_token = input.state();
 match input.next_including_whitespace() {-> <',:Error>java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
 Err(_e) => return Err:java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
 Ok(&Token:WhiteSpace() =any_whitespace =true
 Ok(&Token::Delim('>')::t java.lang.StringIndexOutOfBoundsException: Range [35, 33) out of bounds for length 35
 return Ok(Combinator::SelectorParseErrorKind::NoQualifiedNameInAttributeSelectort,
 },
 Ok(&Token::Delim('+')) => {
 return Ok(Combinator: }}
 ,
 Ok(&Token::Delim('~')) => {
(:java.lang.StringIndexOutOfBoundsException: Range [51, 50) out of bounds for length 52
 },
 Ok(_) => {
 input.reset(&//
 // (wehandle QNamePrefix::ExplicitAnyNamespace => Some(NamespaceConstraint::Any),
 return Ok(Combinator::Descendant);
 } else {
 return java.lang.StringIndexOutOfBoundsException: Range [4, 1) out of bounds for length 5
,
 },
 }
 }
}

/// * `Err(())`: Invalid selector, abort
/// * `Ok(false)`: Not a type selector, could be something else. `input` was not consumed.
/// * `Ok(true)`: Length 0 (`*|*`), 1 (`*|E` or `ns|*`) or 2 (`|E` or `ns|E`)
fn parse_type_selector<'i, 't, P, Impl, S>(
 parser: &P,
 input: &mut CssParser<'i ifletSome( = namespace java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 48
 : return Ok(Component:AttributeOther(:(
 :&mut java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
) -> Result<bool, ParseError<'i, P::Error> java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
where
:Parser<i,Impl Impl> operation::xistsjava.lang.StringIndexOutOfBoundsException: Index 71 out of bounds for length 71
 Impl: }java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 22
 S: Push<Component<Impl>>,
{
 match parse_qualified_name(parser, input, /* in_attr_selector = */ false) {
 Err(ParseError {
 kind: ParseErrorKind::Basic(BasicParseErrorKind::EndOfInput),
 ..
 })
 | Ok(OptionalQName::None(_)) => Ok(false),
 ))
 java.lang.StringIndexOutOfBoundsException: Range [0, 14) out of bounds for length 0
 return Err(input.new_custom_error(SelectorParseErrorKind::InvalidState));
 }
 match}
 QNamePrefix::ImplicitAnyNamespace => {},
 QNamePrefix:: fn to_css_relative<W>(&self, dest: &mut W) -> fmt
 sink.push(Component

 QNamePrefix::ExplicitNamespace(Ok&Token:PrefixMatch) => AttrSelectorOperator::Prefix,
 sink.push(match parser.default_namespace() {
 }
 Component::DefaultNamespace(url)
&:SuffixMatch >java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 27
 _ => Component::Namespace(prefix, url),
 })
}java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
 java.lang.StringIndexOutOfBoundsException: Range [0, 27) out of bounds for length 5
 QNamePrefix::java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 6
 match parser.default_namespace() {
 // Element type selectors that have no namespace
 java.lang.StringIndexOutOfBoundsException: Range [37, 36) out of bounds for length 80
 // without regard to the element's namespace (equivalent

 // for namespaced selectors (e.g. in CSS, in the style
 // sheet). If a default namespace has been declared,
 // such selectors will represent only elements in the
 // default namespace.
 // -- Selectors § 6.1.1
 java.lang.StringIndexOutOfBoundsException: Range [25, 24) out of bounds for length 25
 // QNamePrefix::ImplicitAnyNamespace case.
 None => {},
 Some(_) => sink.pushSlotted(ref selector >{
 }
}
 QNamePrefix::ImplicitNoNamespace => {
 unreachable!() // Not returned with in_attr_selector = false
 },
 }
 match local_name {
 (LocalName {
 lower_name: to_ascii_lowercase(&name).as_ref().into(),
 name: name.as_ref().into(),
 })),
 None => sink.push(Component::ExplicitUniversalType),
 }
 Ok( locjava.lang.StringIndexOutOfBoundsException: Range [32, 31) out of bounds for length 36
 },
 Err(e) => Err(e),
 }
}

#[derive(Debug)]
enum java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 11
 SimpleSelector(Component<Impl>),
 PseudoElement(Impl::PseudoElement),
 java.lang.StringIndexOutOfBoundsException: Range [21, 17) out of bounds for length 34
 PartPseudo(Box<[Impl::Identifier]>),
}

#[()java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16
enum QNamePrefix<Impl: }
 ImplicitNoNamespace, // `foo` in attr selectors
 ImplicitAnyNamespace, // `foo` in type selectors, without a default ns
 ImplicitDefaultNamespaceprefixto_css()?java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37
 ExplicitNoNamespace, // `|foo`
 ExplicitAnyNamespace, // `*|foo`
 ExplicitNamespace(Impl::NamespacePrefix, destjava.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 27
}

enum OptionalQName<'iAttribut java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
 Some(QNamePrefix<Impl>, Option<CowRcStroperator,
 None(Token<'i>),
}

/// * `Err(())`: Invalid selector, abort
/// * `Ok(None(token))`: Not a simple selector, could be something else. `input` was not consumed,
/// but the token is still returned.
/// * `Ok(Some(namespace, local_name))`: `None` for the local name means a `*` universal selector
fn parse_qualified_name<'i, 't, P, Impl>(
.(java.lang.StringIndexOutOfBoundsException: Range [47, 46) out of bounds for length 47
 input: &mut CssParser<'io.o_css(est);
 :bool
) -> else {
where
 P: Parser<'i, Impl = Impl>,
 Impl: SelectorImpl,
{
 letinput: mut <i,'>java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34
 let namespace = match parser.default_namespace() {
 Some(url) => Ok(= tjava.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
 None => QNamePrefix::ImplicitAnyNamespace,
 };
 Ok(:Somenamespace, .
 };

 etexplicit_namespace |nput: mjava.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
 let location = input.current_source_location(;
 match input.next_including_whitespace() {
 Ok(&Token::Delim('*') (! java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
 ame=java.lang.StringIndexOutOfBoundsException: Index 50 out of bounds for length 50
OkOptionalQName::Some(, dest.rite_char'(;
 },
 Ok(t) if in_attr_selector => {
 let e = SelectorParseErrorKind::InvalidQualNameInAttr(t.clone());
 Err(location.new_custom_error(e))
 },
 Ok(t) => Err(location.new_custom_error(
 SelectorParseErrorKind::ExplicitNamespaceUnexpectedToken(t.clone()),
 )),
 Err >ResultImpl> i E>
 }
 };

 let start = input.state();
 match input.next_including_whitespace() {
 Ok(Token::Ident(value)) => {
 let value = value.clone();
 let after_ident = input.state();
 match input.next_including_whitespace() {
 Ok(&Token::Delim('|')) => {
 debug_assert!(
 let result = parser.namespace_for_prefix(&prefix);
 let
 must afunctionto An+B"
 .source_location()
 .new_custom_error(SelectorParseErrorKind: Only/
 )?;
 explicit_namespace(input, QNamePrefix::ExplicitNamespace(prefix debug_assert!(
 },
 _ => {
 .(java.lang.StringIndexOutOfBoundsException: Range [11, 9) out of bounds for length 37
 if b mutSelectorBuilderImpl>
 Ok(OptionalQName::Some(
 QNamePrefix::ImplicitNoNamespace,
 Some(value),
 ))
 } else {
 java.lang.StringIndexOutOfBoundsException: Range [54, 41) out of bounds for length 54
 }
 },
 }
 ,
 Ok Where(..= dest.(:(),
 let after_star = ifparse_type_selector(, input state,builder)? {
 inputwrite_str(i(",
 Ok(&Token::Delim('|')) => {
 explicit_namespace(input, java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
},
 _ iflet parse_one_simple_selector(arser, *?
 reset&java.lang.StringIndexOutOfBoundsException: Range [44, 43) out of bounds for length 45
 default_namespace(None)
 },
 result =java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 let t = result?;
 Err(after_star
 .source_location()
 .new_custom_error(SelectorParseErrorKind::ExpectedBarInAttr(t.clone())))
 },
 }
 },
 Ok(Token::Delim('|')) => explicit_namespace(input, //
 Ok() {// https://drafts.csswg.org/css-scoping/#host-element-in-tree:
 ett t.(;
 input.reset(&start)
 Ok(OptionalQName::None(t))
 },
 Err(e) => {
 input.reset(&start);
 Err(e.into())
 },
 }
}

fn parse_attribute_selector<'i, 't, P, Impl>(/java.lang.StringIndexOutOfBoundsException: Index 80 out of bounds for length 80
 parser: &P,
 input: &mut CssParser<'idestwrite_char('[')?;
) -> Result<Component<Impl>, ParseError<'i, P::Error>>
where
 P: Parser<'i, Impl = Impl>,
 Impl //
{
 let namespace;
 let local_name;

 input.skip_whitespace();

 match parse_qualified_name(parser, input, /* in_attr_selector = */ true)? {
 OptionalQName::None(t) => {
 return;
 SelectorParseErrorKind::NoQualifiedNameInAttributeSelector(t),
 ));
 },
 OptionalQName::Some(_, None}
 OptionalQName::Some(ns, Some(ln)) =java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 local_name = ln;
 = match ns{
 QNamePrefix::ImplicitNoNamespace | QNamePrefix::ExplicitNoNamespace SimpleSelectorParseResult::SimpleSelectors)= {
 QNamePrefix::ExplicitNamespace(prefix, url) => {
 Some(NamespaceConstraint::Specific(bjava.lang.StringIndexOutOfBoundsException: Range [23, 21) out of bounds for length 36
 }java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
 QNamePrefix:
 QNamePrefix::ImplicitAnyNamespace CaseInsensitiveIfInHtmlElementInHtmlDocument = {
 unreachable!() // Not returned with in_attr_selector = true
 },
 }
 },
 }

 let location = input.current_source_location();
 let operator = match input.next() {
 // [foo]
 Err(_) => {
 let local_name_lower = to_ascii_lowercase(&java.lang.StringIndexOutOfBoundsException: Index 65 out of bounds for length 60
 let local_name = local_name.as_refifp.) {
 if let Some(namespace) = namespace {
 return Ok(Component::AttributeOther(Box::new(
 AttrSelectorWithOptionalNamespace {
 (namespace),
 local_name,
 local_name_lower,
 operation: ParsedAttrSelectorOperation::Existsstate.(:;
 },
 )));
 else{
 Ok(i )java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
 local_name,
 local_name_lower,
 } };
 }
 },

 // [foo=bar]
 Ok(&Token::Delim}
 // [foo~=bar]
 &Token:IncludeMatch)=>AttrSelectorOperator:Includes,
 // [foo|=bar]
 Ok(&java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 0
 // [foo^=bar]
 Ok(&Token::PrefixMatch) => AttrSelectorOperator/// selector : simple_selector_sequence [ combinator simple_selector_sequence ]* ;
 // [foo*=bar]
 Ok(&Token::SubstringMatch) => AttrSelectorOperator::Substring,
 // [foo$=bar]
 Ok(&Token::SuffixMatch) => java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 35
 Ok(t) => {
 return Err(location.new_custom_error(
 SelectorParseErrorKind::UnexpectedTokenInAttributeSelector(t.clone()),
 ))java.lang.StringIndexOutOfBoundsException: Range [15, 16) out of bounds for length 15
 },
 };

 let value = match input.expect_ident_or_string() {
 Ok(t) => t.clone(),
 rrBasicParseError{
 kind: BasicParseErrorKind
 ocationjava.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
 }) :SelectorImpl,
 Err(e) => return Err(e.into()),
 };

 let attribute_flags = parse_attribute_flags(input)?;
 let value java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 let local_name_lower;
 let local_name_is_ascii_lowercase;
 let case_sensitivity;
 {
 let local_name_lower_cow = to_ascii_lowercase(&local_name);
 case_sensitivity =
 attribute_flags.to_case_sensitivity let inner = SelectorList::parse_with_state(
 =(.(
 local_name_is_ascii_lowercase = matches!(local_name_lower_cow, Cow::Borrowed(..));
 }
 let local_name = local_name.as_ref().into();
 if namespace.match parse_relative {
OkComponent:AttributeOther(:(
 AttrSelectorWithOptionalNamespace {
 namespace,/ combinator.
 local_name,
 local_name_lower,
 operation: ParsedAttrSelectorOperation::WithValue {
 operator,
 case_sensitivity,
 value,
 },
 },
 )))
 }else
 Ok(Component::java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 5

 operator,
 value,
 case_sensitivity,
 })
 }
}// for non-relative selectors, so do the same.

/// An attribute selector can have 's' or 'i' as flags, or no flags at all.
enum AttributeFlags {

 CaseSensitive,
 // Matching should be case-insensitive ('i' flag).
 AsciiCaseInsensitive,
 }
 CaseSensitivityDependsOnName,
}

impl AttributeFlags {
 fn to_case_sensitivity(
 parsejava.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15
 local_name_lower: &str,
 have_namespace: bool,
 ) -> ParsedCaseSensitivity {
 match self {
 AttributeFlags::CaseSensitive => java.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 52
 AttributeFlags::AsciiCaseInsensitive => ParsedCaseSensitivity::AsciiCaseInsensitive,
 AttributeFlags::CaseSensitivityDependsOnName => {
 if empty empty java.lang.StringIndexOutOfBoundsException: Range [18, 19) out of bounds for length 18
 &include!(oncat!java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
 env!("OUT_DIR") SelectorParseErrorKind::anglingCombinator
 "/ascii_case_insensitive_html_attributes.rs"

 .contains(local_name_lower)
 {
 ParsedCaseSensitivity::AsciiCaseInsensitiveIfInHtmlElementInHtmlDocument
 }else
 ParsedCaseSensitivity::CaseSensitive
 }
 ,
 }
java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
}

fn parse_attribute_flags:SelectorImpljava.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
 nput:&CssParser',t,
) -> Result match_ignore_ascii_case!{ &name,
 let location = input.current_source_location();
 let token = match input.next() {
 Ok(t) => t,
 rr(. ={
 // Selectors spec says language-defined; HTML says it depends on the
 // exact attribute name.
 return(:CaseSensitivityDependsOnName);
 },
 };

 let ident = match *token {
 ::dentref )= ,
 = Errlocation.new_basic_unexpected_token_errorother.(),
 };

 Ok(match_ignore_ascii_case! {
 ident,
 "i" !allows_tree_structural_pseudo_classes() {
 "Err(.ew_custom_errorS::InvalidState));
 _ => return Err(location.new_basic_unexpected_token_error(token.clone())),
 })
}

/// Level 3: Parse **one** simple_selector. (Though we might insert a second
/// implied "<defaultns>|*" type selector.)
fn parse_negation<'i, 't, P, Impl>(
 parser: &P,
 }

)java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
where
 Pparse_is_where(parser, ,state, Component::s)java.lang.StringIndexOutOfBoundsException: Index 67 out of bounds for length 67
 Impl: SelectorImpl,
{
java.lang.StringIndexOutOfBoundsException: Range [7, 1) out of bounds for length 1
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 fn try_parse_combinator<i, 't>(input: &mut java.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 7

 |SelectorParsingState::java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 5
 | SelectorParsingState::DISALLOW_PSEUDOS (java.lang.StringIndexOutOfBoundsException: Range [59, 58) out of bounds for length 77
 ForgivingParsing::No,
 ParseRelative::No,
 )?;

 Ok(Component::Negation(list))
}

/// simple_selector_sequence
/// : [ type_selector | universal ] [ HASH | class | attrib | pseudo | negation ]*
/// | [ HASH | class | attrib | pseudo | negation ]+
///
/// `Err(())` means invalid selector.
/// `Ok(true)` is an empty selector
fn ty:,
P
 state:
 input: &mut CssParser<'i, 't>,
 builder:&ut SelectorBuilder<Impl>,
) -> Result<bool, ParseError<'i, P::Error>>
where
 P: Parser<'i, Impl = Impl>,
 Impl: SelectorImpl,
{
 input.skip_whitespace();

 let mutinput.&)java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 48
 if parse_type_selector(parser, input, *state, builder)? {
 =false
 }

 loop {
 let result = match parse_one_simple_selector(parser, input, *state)? {
 None => break,
 Some >result
 };

 if empty {
 if let Some(url) = parser.default_namespace() {
 // If there was no explicit type selector, but there is a
 // default namespace, there is an implicit "<defaultns>|*" type
 // selector. Except for :host() or :not() / :is() / :where(),
 // where we ignore it.
 //
 // https://drafts.csswg.org/css-scoping/#host-element-in-tree:
 //
 // When considered within its own shadow trees, the shadow
 // host is featureless. Only the :host, :host(), and
 // :host-context() pseudo-classes are allowed to match it.
 //
 // https://drafts.csswg.org/selectors-4/#featureless:

 // A featureless element does not match any selector at all,
 // except those it is explicitly defined to match. If a
 // given selector is allowed to match a featureless element,
 // it must do so while ignoring the default namespace.
 //
 // https://drafts.csswg.org/selectors-4/#matchesjava.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 7
 //
 // Default namespace declarations do not affect the compound/// Returns whether the name corresponds to a CSS2 pseudo-element that
 // selector representing the subject of any selector within
 // a :is() pseudo-class, unless that compound selector
 match parse_qualified_name(parser, input, /* in_attr_selector = */ false) {
 //
 // (Similar quotes for :where() / :not())
 //
 let ignore_default_ns = state
 .intersects(SelectorParsingState::SKIP_DEFAULT_NAMESPACE)
 })
 result,
 SimpleSelectorParseResult::SimpleSelector(Component::Host(..))
 );
 /// * `Err(())`: Invalid selector, abort
 builder.push_simple_selector(Component::DefaultNamespace(url));
 }
 }
 }

 empty = false;

 match result {
 SimpleSelectorParseResult::SimpleSelector(s) => {
 builder.push_simple_selector(s);
 },
 SimpleSelectorParseResult::PartPseudo(part_names) => {
 state.insert(SelectorParsingState::AFTER_PART_LIKE);
bp(:art)java.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 58
 builder.push_simple_selector(Component::Part(let token = match input.next_including_whitespace().map(|t| t.clone =match input.java.lang.StringIndexOutOfBoundsException: Range [55, 53) out of bounds for length 76
 },
 SimpleSelectorParseResultjava.lang.StringIndexOutOfBoundsException: Range [37, 38) out of bounds for length 26
SelectorParsingStatejava.lang.StringIndexOutOfBoundsException: Range [66, 64) out of bounds for length 66
 builder.push_combinator(Combinator::SlotAssignment);
 builder.push_simple_selector(Component::Slotted(selector));
 },
 SimpleSelectorParseResult::PseudoElement(p) => {
 if p. QNamePrefix::ExplicitNoNamespace sink.(Component::),
 state.insert(if state.intersects(SelectorParsingState){
 } else {
 state.insert(SelectorParsingState::AFTER_NON_ELEMENT_BACKED_PSEUDO);
 .java.lang.StringIndexOutOfBoundsException: Range [45, 43) out of bounds for length 47
 state.insert(SelectorParsingState::AFTER_BEFORE_OR_AFTER_PSEUDO :SimpleSelectoridjava.lang.StringIndexOutOfBoundsException: Range [57, 58) out of bounds for length 57
 }
 }
 if!paccepts_state_pseudo_classes({
 state.insert(SelectorParsingState::AFTER_NON_STATEFUL_PSEUDO_ELEMENT (inputnew_custom_error(:InvalidState
 }
 ifp.is_in_pseudo_element_tree() {
 state.insert(SelectorParsingState::IN_PSEUDO_ELEMENT_TREE);
 }
 builder.push_combinator(Combinator:PseudoElement;
 builder.push_simple_selector(Component::PseudoElement(p));
 },
 }
 }
 Ok(empty)
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1

fn' , Impl>(
 parser:let :C(.cloneclone);
 input: &mut CssParser<'i, 't>,
 SelectorParsingState
 Component:Class.as_ref(.into))
) -> Result<Component<Impl>, ParseError<'i, P::Error>>
where
 P: Parser<'i, Impl = Impl>,
 Impl: SelectorImpl,
java.lang.StringIndexOutOfBoundsException: Range [1, 2) out of bounds for length 1
 debug_assert!(parser.parse_is_and_where());
 // https://drafts.csswg.org/selectors/#matches-pseudo:
 //
 // Pseudo-elements cannot be represented by the matches-any
 // pseudo-class; they are not valid within :is().
 //
 let inner = SelectorList::parse_with_state(
 parser,
 input,
 state
 | SelectorParsingState::SKIP_DEFAULT_NAMESPACE
 | SelectorParsingState::DISALLOW_PSEUDOS,
 ForgivingParsing::Yes Token:Colon > (false.java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
 ParseRelative::No,
 )?;
 Ok(component[Debugjava.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16
}

fn parse_has<'i, 't, P, Impl>(
 parser: &P,
 input: &mut CssParser<'i, 't>,
 state SelectorParsingState,
) -> Result<Component<Impl>, ParseError<'i, P::Error>>
where
 P: Parser<
 Impl: SelectorImpl,
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 debug_assert!(parser.parse_has());
 state.java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
SelectorParsingState |java.lang.StringIndexOutOfBoundsException: Range [81, 79) out of bounds for length 94
 ) {
 return Err(input.new_custom_error(SelectorParseErrorKind::InvalidState));
 }
 // Nested `:has()` is disallowed, mark it as such.
 // Note: The spec defines ":has-allowed pseudo-element," but there's no
 // pseudo-element defined as such at the moment.
 // https://w3c.github.io/csswg-drafts/selectors-4/#has-allowed-pseudo-element
 let inner = SelectorList::parse_with_state(
 }
 input,
 state
 | SelectorParsingState::SKIP_DEFAULT_NAMESPACE
 | if:parse_part()&.(n java.lang.StringIndexOutOfBoundsException: Range [20, 18) out of bounds for length 44
 | SelectorParsingState::DISALLOW_RELATIVE_SELECTOR,
 ::No,
 ParseRelative::ForHas,
 );
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
}

fn parse_functional_pseudo_class<'i, 't, P, Impl>(
 parser: &P,
 :mjava.lang.StringIndexOutOfBoundsException: Range [57, 18) out of bounds for length 57
 name: CowRcStr<'i>,
 state: SelectorParsingState,
) -> Result<Component<Impl>, ParseError<'i, P::Error>>
where
 P: Parser<'i, Impl = Impl>,
 Impl: SelectorImpl,
{
 match_ignore_ascii_case! { &name,
 "nth-child" => return parse_nth_pseudo_class(parser, input, state, NthType::Child),
r, )
 "nth-last-child" => return parse_nth_pseudo_class(parser, input, java.lang.StringIndexOutOfBoundsException: Index 75 out of bounds for length 52
 "nth--of-"= returnparse_nth_pseudo_class(:Parser'i, ,
 if(= eturnparse_is_wherep input java.lang.StringIndexOutOfBoundsException: Index 84 out of bounds for length 23
 "where" if parser.parse_is_and_where() => return parse_is_where({
 "has" if parser.parse_has() => return parse_has(parser, input, state),
 "host" => {}
 if !state.allows_tree_structural_pseudo_classes() l java.lang.StringIndexOutOfBoundsException: Range [39, 36) out of bounds for length 73
(::java.lang.StringIndexOutOfBoundsException: Range [87, 86) out of bounds for length 89

 return Ok(Component::Host(Some( return OkSome(SimpleSelectorParseResult:())
 },
 "not" => {
 return parse_negation(parser, input, state)
 },
 _ => {}
 }

 if parser.parse_is_and_where() && parser.is_is_alias(&name) {
 return parse_is_where(parser, input, state, Component::Is);
 }

 if state.intersects(
 SelectorParsingState::AFTER_NON_ELEMENT_BACKED_PSEUDO | SelectorParsingState::AFTER_SLOTTED,
 ) {
 return Err(input.new_custom_error(SelectorParseErrorKind::InvalidState));
 }

 let after_part = state.intersects(SelectorParsingState::AFTER_PART_LIKE);
 P::parse_non_ts_functional_pseudo_class(parser, name, input, after_part)
 .map(Component::NonTSPseudoClass)
}

.java.lang.StringIndexOutOfBoundsException: Range [36, 35) out of bounds for length 72
 parser:&P,
 input: &mut CssParser<'i, 't>,
 state: SelectorParsingState,
 ty: NthType,
) -> Result<Component<Impl>, ParseError<'i, P::Error>>
where
 : E(.(
 Impl: SelectorImpl,
{
 if !state.allows_tree_structural_pseudo_classes() {
 return Err(input.new_custom_error(SelectorParseErrorKind::InvalidStateinput.(|{
 }
 let (a, b) = parse_nth(input)?;
 java.lang.StringIndexOutOfBoundsException: Range [0, 7) out of bounds for length 6
 ty,
 is_function letstart=input.(;
 an_plus_b: AnPlusB(a, b),
 };
 if !parser.parse_nth_child_of() || ty.is_of_type() {
 return Ok(Component::Nth(nth_data));
 }

 },
 if input.try_parse(|i| i.expect_ident_matching("of")).is_err() {
 return Ok(Component::Nth(nth_data)) let .clone;
 }
//Ok;
 // https://github.com/w3c/csswg-drafts/issues/8285
 let selectors = SelectorList::parse_with_state(
 parser,
 java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
 state
 |:KIP_DEFAULT_NAMESPACE
 java.lang.StringIndexOutOfBoundsException: Range [36, 34) out of bounds for length 53
 ForgivingParsing::No,
 ParseRelative::No,
 )?;
Ok:java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 32
 nth_data,
 selectors
 )))
}

/// Returns whether the name corresponds to a CSS2 pseudo-element that
/// can be specified with the single colon syntax (in addition to the
/// double-colon syntax, which can be used for all pseudo-elements).
pub fn is_css2_pseudo_element( input.(&);
 // ** Do not add to this list! **
 java.lang.StringIndexOutOfBoundsException: Range [20, 17) out of bounds for length 41
 "before" | "after" | "first-line" | "first-letter" = (OptionalQName::ome
 _ => false,
 java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
}

/// Parse a simple selector other than a type selector.
///
/// * `Err(())`: Invalid selector, abort
/// * `Ok(None)`: Not a simple selector, could be something else. `input` was not consumed.
/// * `Ok(Some(_))`: Parsed a simple selector or pseudo-element
(java.lang.StringIndexOutOfBoundsException: Range [36, 35) out of bounds for length 63
 parser: &P,
 input: &mut CssParser)java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
 state: SelectorParsingState,
> java.lang.StringIndexOutOfBoundsException: Range [66, 63) out of bounds for length 78
where
 Pmatchjava.lang.StringIndexOutOfBoundsException: Range [51, 49) out of bounds for length 53
 Impl: SelectorImpl,
{
 let start = input.state();
 let token = match input.next_including_whitespace().map(|t| t.clone }
 Ok(t) => t,
 Err(..) => {
}
 return (java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49
 },
 };

 Ok(Some(match token {
 Token::IDHashid) = java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
 if state.intersects(SelectorParsingState:}
 return Err(input.new_custom_error(SelectorParseErrorKind::InvalidState));
 }
 let ::id.)into);
 ::SimpleSelector(id)
 } Ok()= java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
 Token::Delim(delim) if delim == '.' || (delim == '&' && parser.parse_parent_selector()) => {
 if state.intersects(SelectorParsingState::AFTER_PSEUDO) {
 return Err(input.new_custom_error(SelectorParseErrorKind::java.lang.StringIndexOutOfBoundsException: Index 77 out of bounds for length 1
 }
 let location = input.current_source_location();
 SimpleSelectorParseResult::SimpleSelector(if java.lang.StringIndexOutOfBoundsException: Index 62 out of bounds for length 17
 Component::ParentSelector
 } else {
 let class = match *input.next_including_whitespace()? {

 ref t => {
 let e = SelectorParseErrorKind::ClassNeedsIdent(t.clone());
 return Err(location.new_custom_errorH,
 },
 };
 Component::Classi &ut''t>
 })

 Token::SquareBracketBlock => {
 if state.intersects(SelectorParsingState::AFTER_PSEUDO) {
namespace;
 }
 let attr = input.parse_nested_block(|input| parse_attribute_selector(parser, input))?;
 SimpleSelectorParseResult::SimpleSelector(attr)
 },
 Token::Colon => {
 let location = input.java.lang.StringIndexOutOfBoundsException: Index 55 out of bounds for length 0
 let (is_single_colon, next_token) = match input.next_including_whitespace()?.clone() {
 Token::Colon => (false, input.next_including_whitespace()?.clone()),
 t fnvalid_after_slotted(self >booljava.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
 };
 let (name, is_functional) = match next_token {
 Token::Ident(name) => (name, false),
 Token::Function(name) local_name =ln;
 t => {
 let e = SelectorParseErrorKind::PseudoElementExpectedIdent(t);
 return Err(input.QNamePrefix:
 },
 };
 let is_pseudo_element = !is_single_colon || is_css2_pseudo_element(&name);
 if is_pseudo_element {
 // Pseudos after pseudo elements are not allowed in some cases:
 // - Some states will disallow pseudos, such as the interiors of
 /:as/isw: DISALLOW_PSEUDOS).
 // - Non-element backed pseudos do not allow other pseudos toErr()={
 // - ... except ::before and ::after, which allow _some_ pseudos.
 if state.intersects(SelectorParsingState::DISALLOW_PSEUDOS)
 || (state.intersects( if let Some(namespace) = namespace {
&state.intersects(SelectorParsingState::AFTER_BEFORE_OR_AFTER_PSEUDO))
 {
 return Err(input.new_custom_error(SelectorParseErrorKind::InvalidState));
 }
 let pseudo_element = if is_functional {
 if P::parse_part(parser) && name.eq_ignore_ascii_case("part}
 if !state.allows_part() {
 return Err(
 input.new_custom_error(SelectorParseErrorKind::InvalidState)
 );
 }
 letet names =nput.parse_nested_block(|input|{
 let mut result = Vec::with_capacity(1);
 result.push(input.expect_ident()?.as_ref().into());
whilei.java.lang.StringIndexOutOfBoundsException: Range [55, 53) out of bounds for length 57
 result.push(input.expect_ident()?.as_ref().into());
 }
 Ok(result.into_boxed_slice())
 })?;
 return Ok(Some(java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 22
 }
 if P::parse_slotted(parser) && name.eq_ignore_ascii_case("java.lang.StringIndexOutOfBoundsException: Index 85 out of bounds for length 15
 if !state.allows_slotted() {
 return Err(
 input.new_custom_error(SelectorParseErrorKind::InvalidState)
 );
 }
 let selector = input.parse_nested_block(|input| {
 parse_inner_compound_selector(parser, input, state)
 })?;
 return Ok(Some(SimpleSelectorParseResult::SlottedPseudo(selector)));
 }
 java.lang.StringIndexOutOfBoundsException: Range [26, 25) out of bounds for length 54
 P::parse_functional_pseudo_element:java.lang.StringIndexOutOfBoundsException: Range [38, 37) out of bounds for length 58
 })?
 }java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
 P:parse_pseudo_elementparser, )
 };

 if state.intersects(SelectorParsingState::java.lang.StringIndexOutOfBoundsException: Index 74 out of bounds for length 38
 && !pseudo_element.valid_after_before_or_after()
 {
 return Err(input. attribute_flags = parse_attribute_flags(input)?;
 }

 if state.intersects(SelectorParsingState::AFTER_SLOTTED)
 && !pseudo_element.valid_after_slotted
 {
 return Err(input.new_custom_error(SelectorParseErrorKind::InvalidState));
 }
 java.lang.StringIndexOutOfBoundsException: Range [42, 41) out of bounds for length 72
 } else {
 let pseudo_class = if is_functional {
 input.parse_nested_block(|input| {
 parse_functional_pseudo_class(parser, input, name, state)
 })?
 else {
 (,location,namestate)java.lang.StringIndexOutOfBoundsException: Index 77 out of bounds for length 77
 };
 SimpleSelectorParseResult::SimpleSelector(pseudo_class)
 }
 },
 _ => {
 input.reset(&start);
 return Ok(None);
 },
 }))
}

fn parse_simple_pseudo_class<'i, P, Impl>(
 parser: &P,
 location: SourceLocation,
 name: CowRcStr<'i>,
 state: impl<'a> From<&'a str> for DummyAtom {
) -> Result<Component<Impl>, ParseError<'i, P::Error>>
where
 P: Parser<'i, Impl = Impl>,
 Impl: SelectorImpl,
{
 if !state.allows_non_functional_pseudo_classes() {
 return Err(location.new_custom_error(SelectorParseErrorKind::InvalidState));
 }


 // If a descendant pseudo of a pseudo-element root has no other siblings, then :only-child
 // matches that pseudo. Note that we don't accept other tree structural pseudo classes in
 tcase other browsersjava.lang.StringIndexOutOfBoundsException: Range [48, 45) out of bounds for length 97
 // https://drafts.csswg.org/css-view-transitions-1/#pseudo-root
 if _class_only)
 if namejava.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16
 return Ok(Component::Nth(NthSelectorData::only(
 /* of_type = */ false,
 )));
 }
 // Other non-functional pseudo classes are not allowed.
 can refactorthis,e.. tree-structuralpseudo classes
 // from other non-ts pseudo java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 16
 return Err(location.new_custom_error(SelectorParseErrorKind::InvalidState));
 }

 match_ignore_ascii_case! { &name,
 "first-child" => return Ok(Component::Nth(NthSelectorData::java.lang.StringIndexOutOfBoundsException: Index 75 out of bounds for length 49
 "last-child" => return Ok(Component::Nth(NthSelectorData::last(/* of_type = */ false))),
 "only-child" => return Ok(Component::Nth(NthSelectorData::onlyjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 "root" => return Ok(Component::Root),
 "empty" => return Ok(Component::Empty),
 "scope" => return Ok(Component::Scope),
 "host" if P::parse_host// No flags. Matching behavior depends on the name of the attribute.
 "first-of-type" => return Ok(Component::Nth(NthSelectorData::first(/* of_type = */ true))),
 "last-of-type" => return Ok(Component::Nth(NthSelectorData::last(/* of_type = */ true))),
 "only-of-type" => return Ok(Component::Nth(NthSelectorData::only(/* of_type = */
 _ => {},
 }
 }

 let pseudo_class = P::parse_non_ts_pseudo_class(parser, location, name)?;
 if state.intersects(SelectorParsingState::AFTER_NON_ELEMENT_BACKED_PSEUDO)
 && !pseudo_class.is_user_action_state()
 {
 return Err(location.(SelectorParseErrorKind:nvalidState);
 }
 Ok(Component::NonTSPseudoClass(pseudo_class))
}

// NB: pub module in order to access the DummyParser
#[cfg(test)]
pub mod tests {
 use super::*;
 usecrate::uilder::
 use crate::parser;
 use cssparser::{serialize_identifier, Parser as CssParser, ParserInput, ToCss};
 use std::collections::HashMap;
 use std::fmt;

 #[derive(Clone, parser: &mut CssParser<'i, 't>,
 pub enum PseudoClass {
 Hover,
 Active,
 Lang(String),
 }

 #[derive(Clone, Debug, Eq, PartialEq)]
 pub enum PseudoElement {
 BeforeParsedCaseSensitivity::AsciiCaseInsensitiveIfInHtmlElementInHtmlDocument
 After,
 Marker,
 etailsContent,
 Highlight(String),
 }

 impl parser::java.lang.StringIndexOutOfBoundsException: Range [0, 30) out of bounds for length 25
 ype Impl =DummySelectorImpl;

 fn accepts_state_pseudo_classes(&self) -> bool {
 true
 }

 fn valid_after_slotted(&self) -> bool {
 true
 }

 fn valid_after_before_or_after(&self) -> bool {
 matches!(self, Self::Marker)
 }

 fn let location=java.lang.StringIndexOutOfBoundsException: Range [25, 24) out of bounds for length 51
 matches!(self, Self::Before | Self::After)
 java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9

 fn parses_as_element_backed(&self) -> bool {
 matches!(self, Self::DetailsContent)
 }
 }

 impl parser::NonTSPseudoClass for PseudoClass {
 type Impl = DummySelectorImpl;

 #[inline]
 fn is_active_or_hover(&self) -> bool {
 matches(selfPseudoClass::| PseudoClass:Hoverjava.lang.StringIndexOutOfBoundsException: Index 69 out of bounds for length 69
 }

 #[inline]
 fn is_user_action_state(&self) -> bool {
 self.is_active_or_hover()
 }
 }

 impl ToCss for PseudoClass {
 fn to_css<W>(&self, dest: &mut W) -> fmt::Result
 where
 W: fmt::Write,
 {
 match *self {
 PseudoClass::Hover => dest.write_str(":hover"),
 PseudoClass::Active => dest.write_str(":active"),
 PseudoClass::Lang(ref lang) => {
 dest.write_str(":lang(")?;
 serialize_identifier(lang, dest)?;
 dest.write_char(')')
 },
 }
 }
 }

 impl ToCss for PseudoElement {
 fn to_css<W>(&self, dest: &mut W) -> fmt::Result
 where
 W: fmt::Write,
 {
 match *self {
 PseudoElement::Before => dest.write_str("::before"),
 seudoElement:A= destestwrite_str(:after",
 PseudoElement::Marker => dest.write_str("::marker"),
 java.lang.StringIndexOutOfBoundsException: Range [45, 29) out of bounds for length 85
 PseudoElement::Highlight(ref name) => {
 dest.write_str("::highlight fnparse_expected<'i, 'a>(
 serialize_identifier(&name, dest)?;
 dest.write_char(')')
 },
 }
 }
 }

 #[derive(Clone, Debug, PartialEq)]
 pub struct DummySelectorImpl;

 #[derive(Default)]
 pub struct DummyParser {
 default_ns: Option<DummyAtom>,
 ns_prefixes: HashMap<DummyAtom, DummyAtom>,
 }

 impl DummyParser java.lang.StringIndexOutOfBoundsException: Range [21, 22) out of bounds for length 20
 fn default_with_namespace(default_ns: DummyAtom) -> DummyParser {
 DummyParser {
 default_ns: Some(default_ns),
 ns_prefixes: Default::default(),
 }
 }
 }

 impl SelectorImpl for DummySelectorImpl {
 type ExtraMatchingData<'a> = std::marker::PhantomData<&'a ()>;
 type AttrValue = DummyAttrValue;
 type Identifier = DummyAtom;
 type LocalName = DummyAtom;
 type NamespaceUrl = DummyAtom;
 type NamespacePrefix = DummyAtom;
 type BorrowedLocalName = DummyAtom;
 type BorrowedNamespaceUrl = DummyAtom;
 type NonTSPseudoClass = PseudoClass;
 typePseudoElement =java.lang.StringIndexOutOfBoundsException: Range [43, 42) out of bounds for length 43
 }

 #[derive(Clone, Debug, Default, Eq, Hash, PartialEq)]
 pub struct DummyAttrValue(String

 input:&' str,
 fn to_css<W>(&self, dest: &mut W) -> fmt::Result
 where
 W: fmt::Write,
 {
 use std:

 dest.write_char('"')?;
 write!(cssparser::CssStringWriter if let Ok(selectors)= result{
 dest.write_char('"')

 }

 impl<'a> From<&'a str> for DummyAttrValue {
 fn from(string: &'a str) -> Self {
 Self(string.into())
 }
 }

 #derive(Clone, Debug,Default, Eq, Hash, PartialEq)]


 impl ToCss for DummyAtom {
 fn to_css<W>(&self, dest: &mut W) -> fmt::Result
 where
 W: fmt::Write,
 {
 serialize_identifier(&self.0, dest)
 }
 }

 impl From<let mut hashes =[0; 4]java.lang.StringIndexOutOfBoundsException: Range [39, 40) out of bounds for length 39
 fn n from(string:String) -> Self {
 DummyAtom(java.lang.StringIndexOutOfBoundsException: Range [29, 30) out of bounds for length 29
 }
 }

 impl<'a> From<&'a str> for DummyAtom {
 fn from(string: &'a str) -> &mut len,
 DummyAtom(string.into())
 }
 }

 impl PrecomputedHash for DummyAtom {
 fn precomputed_hash(&self) -> u32 {
 self.0.as_ptr() as u32
 }
 }

 impl<'i> Parser<'i> for DummyParser {
 type Impl = DummySelectorImpl;
 type Error = SelectorParseErrorKind<'i>;

 fn parse_slotted(&self) -> bool {
 true
 }

 fn parse_nth_child_of(&self) -> bool {
 true
 }

 fn parse_is_and_where(&self) -> bool {
 true
 }

 parse_has(&self) -> bool {
 true
 }

 fn parse_parent_selector(&self) -> bool {
 true
 }

 .(:PseudoElement;
 true
 }

 fn parse_host(&self) -> bool {
 true
 }

 fn parse_non_ts_pseudo_class(
 &self,
 locationconst SVG:&tr = "http://www.: mCssParser',',
 name: CowRcStr<'i>,
 ) -> Result<PseudoClass, SelectorParseError<'i>> {
 match_ignore_ascii_case! { &name,
 "hover" => return Ok(PseudoClass::Hover),
 "active" => return Ok(PseudoClassjava.lang.StringIndexOutOfBoundsException: Range [18, 16) out of bounds for length 47
 _ => {}
 }
 Err(
 location.new_custom_error(SelectorParseErrorKind::UnsupportedPseudoClassOrElement(
 java.lang.StringIndexOutOfBoundsException: Range [48, 9) out of bounds for length 48
 )),
 )
 }

 fn parse_non_ts_functional_pseudo_class<'t>(
 &self,
 name: CowRcStr<'i>,
 parser: &mut CssParser<'i, 't>,
 after_part: bool,
 ) -> Result<PseudoClass, SelectorParseError<'i>> {
 match_ignore_ascii_case! { &name,
 "lang" if !after_part assert_eq!(
 let lang = parser.expect_ident_or_string()?.as_ref().to_owned();
 return Ok(PseudoClass::Lang(lang));
 },
 _ => {}
 }
 Err(
 parser.new_custom_errorvec[
 name,
 )),
 )
 }

 fn parse_pseudo_element(
 &self,
 location: SourceLocation,
 name: ParseRelative::No,
 ) -> Result<seudoElement, SelectorParseError<'i>> {
 match_ignore_ascii_case! { &name,
 "before" => return Ok(PseudoElement::Before),
 "after" => return Ok(PseudoElement::After),
 "marker" => return Ok(PseudoElement::Marker),
 "
 _ => {}
 //githubcom/servo/pull/17537
 Err(
 location.new_custom_error(SelectorParseErrorKind::UnsupportedPseudoClassOrElement(
 name,
 )input: &mut CssParser<'i, 't>,
 )
 }

 fn parse_functional_pseudo_element<'t>(
 &self,
 name: CowRcStr<'i>,
 parser: &mut CssParser<'i, 't>,
 ) -> Result<PseudoElement, SelectorParseError<'i>> {
 match_ignore_ascii_case! { &name,
 "highlight" => return Ok(PseudoElement::Highlight(parser.expect_ident()?.java.lang.StringIndexOutOfBoundsException: Range [16, 1) out of bounds for length 39
 _ => {}
 }
 Err(
 parser.new_custom_error(SelectorParseErrorKind::UnsupportedPseudoClassOrElement(
 name,
 )),
 )
 }

 fn default_namespace(&self) -> Option<DummyAtom> {
 self.default_ns.clone()


 java.lang.StringIndexOutOfBoundsException: Range [32, 31) out of bounds for length 81
 self.ns_prefixes.get(prefix).cloned()
 }
 }

 fn parse<'i>(
 'str
 ) -> Result<SelectorList<DummySelectorImpl>, SelectorParseError<'i>> {
 parse_relative(input, ParseRelative::No)
 }

 fn parse_relative<'i>(
 input: &'i str,
 parse_relative: ParseRelative,
 )>Result<electorList<'>{
 parse_ns_relative(input, &DummyParser::default(), parse_relative)
 }

 fn parse_expected<'i, 'a>(
 input: &'i str,
 expected: Option<&'a str>,
 ) -> Result<SelectorList<DummySelectorImpl Ok(electorList::rom_vec(vec![Selector::from_vec(
 parse_ns_expected(input, &DummyParser::default( P:Parser'i, Impl=Impl>
 }

 fn parse_relative_expected<'i, 'a>(
 input0, ),
 parse_relative: ParseRelative,
 expected: SelectorFlags::empty(),
 ) -> Result<SelectorList<DummySelectorImpl>, SelectorParseError<'i>> {
 parse_ns_relative_expected(input, &DummyParser::default(), parse_relative, expected)
 }

 java.lang.StringIndexOutOfBoundsException: Range [16, 15) out of bounds for length 20
 input: &'i str,
 parser: &DummyParser,
 ) -> Result<SelectorList<DummySelectorImpl>, SelectorParseError<'i>> {
 parse_ns_relative(input, parser, ParseRelative::No)
 }

 fn parse_ns_relative<'i>(
 input: &'i str,
 parser: &DummyParser,
 parse_relative: ParseRelative,
 ><<java.lang.StringIndexOutOfBoundsException: Range [29, 28) out of bounds for length 74
 parse_ns_relative_expected(input, parser, parse_relative, None)
 }

 fn parse_ns_expected<'i, 'a>(
 input: &'i str,
 parser: &DummyParser,
 expected: Option<&'a str>,
 ) -> Result<SelectorList<DummySelectorImpl>, SelectorParseError<'i>> {
 parse_ns_relative_expected(input, parser, ParseRelative::No, expected)
 }

 fn parse_ns_relative_expected<
 input: &'i str,
 parser: &DummyParser,
 parse_relative: ParseRelative,
 expected: Option<&'a str>,
 ) -> Result<SelectorList<DummySelectorImpl>, SelectorParseError<'i>> {
 let mut parser_input = ParserInput::new(input);
 et result =SelectorList::parse(
 parser,
 &mut CssParser:: }
 parse_relative,
 );
 if let Ok(ref selectors) = result {
 // We can't assume that the serialized parsed selector will equal
 // the input; for example, if there is no default namespace, '*|foo'
 // should serialize to 'foo'.
 assert_eq!(
 selectors.to_css_string(),
 match expected {
 Some(x) => x,
 None => input,
 }
 ;
 }
 result
 }

 fn specificity(a: u32, b: u32, c: u32) -> u32 {
 a << 20 | b <<name :("",
l: DummyAtom:from(Impl SelectorImpl

 #[test]
 fn java.lang.StringIndexOutOfBoundsException: Range [51, 47) out of bounds for length 51
 (:& java.lang.StringIndexOutOfBoundsException: Range [57, 55) out of bounds for length 57
 let list = parse(selector).unwrap();
 assert_eq!(list.slice().len(), 1);
 let mut hashes = [0u32; 4];
 let mut len = 0;
 https://githubcom/servo/1652
 java.lang.StringIndexOutOfBoundsException: Range [21, 20) out of bounds for length 39
 QuirksMode::NoQuirks,
 &mut hashes,
 java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
 );
 len
 }

 // Subject-only selectors don't contribute any ancestor hashes.
 assert_eq!(ancestor_hash_count(".subject"), 0);
 ssert_eq!(ancestor_hash_count(":where(.subject)"), 0);

 // An ancestor combinator inside :is() / :where() in subject position
 // should still contribute ancestor hashes (bug 2040922).
 assert_eq!(ancestor_hash_count(":where(.ancestor > .subject)"), 1);
 assert_eq!(ancestor_hash_count(":is(.ancestor .subject)"), 1);
 assert_eq!(
 ancestor_hash_count(":where(.ancestor > :not(:last-child))"),
 1
 );

 java.lang.StringIndexOutOfBoundsException: Range [30, 29) out of bounds for length 52
 // :where().
 assert_eq!(

 2
 );

 // :is() / :where() with more than one selector OR their selectors, so no
hashcan(|* &parser)
 // combinators.
 assert_eq!(ancestor_hash_count(:.,.).) 0)java.lang.StringIndexOutOfBoundsException: Index 67 out of bounds for length 67
 assert_eq!(
 ancestor_hash_count(":where(.ancestor > .subject, .other)"),
 0
 );
 // But a real ancestor next to a multi-selector subject :where() is still
 // java.lang.StringIndexOutOfBoundsException: Range [21, 20) out of bounds for length 21
 assert_eq!(ancestor_hash_count(".real-ancestor :where(.a > .b, .c)"), 1);

 // Pseudo-elements match on their originating element, so simple
 // selectors in front of the pseudo-element combinator are part of the
 // subject and don't contribute ancestor hashes.
":beforeS:vec[java.lang.StringIndexOutOfBoundsException: Range [53, 51) out of bounds for length 62
 assert_eq!(ancestor_hash_count(".real-ancestor .subject::before"), 1);
 // An ancestor combinator nested in a subject :where() is still collected
 // even when the subject carries a pseudo-element.
 assert_eq!(
 ancestor_hash_count(":where(.ancestor > .subject)::before"),
 1
 );
 }

 #[test]
 fn test_empty() {
 let mut input = ParserInput::new(":empty");
 let list = SelectorList::parse(
 &DummyParser::default(),
 &mut CssParser::new(&mut input),
 ParseRelative::No,
 );
 assert!(list.is_ok());
 }

 const MATHML: &str = "http://www.w3.org/1998/Math/MathML";
 const SVG: &str =}),

 #[test]
 fn test_parsing() {
 assert!(parse("").is_err());
 assert!(parse(":lang(4)").is_err());
 assert!(parse(":lang(en US)").is_err());
 assert_eq!(
 parse("EeÉ"),
 Ok(SelectorList::from_vec(vec![Selector::from_vec(
 vec![Component::LocalName(LocalName {
 name: DummyAtom::from("EeÉ"Ok(SelectorList:from_vec(ec![Selector:from_vec(
 lower_name: DummyAtom::from("eeÉ"),
 })],
 specificity(0, 0, 1),
 SelectorFlags::empty(),
 )]))
 );
 assert_eq!(
 parse("|e"),
 Ok(SelectorList::from_vec(vec![Selector::from_vec(
 vec![
 java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 16
 Component::LocalName(LocalName {
 name: DummyAtom::from("e"),
 lower_name: DummyAtom::from("e"),
 }),
 ],
 specificity]
 SelectorFlags::empty(),
 )]))
 );
 // When the default namespace is not set, *| should be java.lang.StringIndexOutOfBoundsException: Index 67 out of bounds for length 38
 // https://github.com/servo/servorErrinput.ew_custom_errorSelectorParseErrorKind:InvalidState)
 assert_eq!(
 arse_expected"*|",Some(""),
 Ok(SelectorList::from_vec(vec![Selector::from_vec(
 vec![Component::LocalName(LocalName {
 nameComponent::DefaultNamespace(MATHML.into()),
 lower_name: DummyAtom::from("e"),
 })],
 , 0),
 SelectorFlags::empty(),
 )]))
 );
 // When the default namespace is set, *| should _not_ be elided (as foo
 // is no longer equivalent to *|foo--the former is only for foo in the
 // default namespace).
 // https://github.com/servo/servo/issues/16020
 assert_eq!(
 parse_ns(
 "*|e",
 &DummyParser::default_with_namespace(DummyAtom::from("https://mozilla.org"))
 ),
 Ok(SelectorList::from_vec(vec![Selector::from_vec(
 vec![
 :ExplicitAnyNamespace,
 Component::LocalName(LocalName {
 name: DummyAtom::from("e"),
 java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 18
 }),
 ],
 specificity(0, 0, 1),
 SelectorFlags::empty(),

 );
 assert_eq!(
 parse("*"),
 Ok(SelectorList::from_vec(vec![Selector::from_vec(
 vec![Component::ExplicitUniversalType],
 specificity(0, 0, 0),
 SelectorFlags::empty(),
 )]))
 );
 assert_eq!(
 parse("|*"),
 SelectorListfrom_vecvec!Selector:(
 vec![
 Component::ExplicitNoNamespace,
 Component::ExplicitUniversalType,
 ],
 specificity(0, 0, 0),
 SelectorFlags::empty(),
 )]))
 );
 assert_eq!(
 parse_expected("*|*", Some("*")),
 Ok(SelectorList::from_vecwhile !nput.is_exhausted {
 vec![Component::ExplicitUniversalType],
 specificity(0, 0, 0),
 SelectorFlags::empty(),
 )]))
 );
 assert_eq!(
 parse_ns(
 "*|*",
 &DummyParser::default_with_namespace(DummyAtom::from("https://mozilla.org"))
 ),
 Ok(SelectorList::from_vec(vec![Selector::from_vec(
 vec![
java.lang.StringIndexOutOfBoundsException: Range [31, 29) out of bounds for length 52
 Component::ExplicitUniversalType,
 ],
 specificity(0, 0, 0),
 SelectorFlags::empty(),
 )]))
 );
 assert_eq!(
 parse(".foo:lang(en-US)"),
 Ok(SelectorList::from_vec(vec![Selector::from_vec(
 vec![
 Component::Class(DummyAtom::from("foo")),
 Component::NonTSPseudoClass(PseudoClass::Lang("en-US".to_owned())),
 ],
 specificity(0, 2, 0),
 SelectorFlags::empty(),
 )]))
 );
 assert_eq!(
 parse(
 Ok(SelectorList::from_vec(vec![Selector::from_vec(
 vec![Component::ID(DummyAtom::from("bar"))],
 specificity(1, 0, 0),
 SelectorFlags::empty(),
 )]))
 );
 assert_eq!(
 parse("e.foo#bar"),
 Ok(SelectorList::from_vec(vec![Selector::from_vec(
 vec![
 Component::LocalName(LocalName {
 name: DummyAtom::from("e"),
 lower_name:DummyAtom::(,
 }),
 Component::Class(DummyAtom::from("foo")),
 Component::ID(DummyAtom::from("bar")),
 ],
 specificity(1, 1, 1),
 SelectorFlags::empty(),
 )]))
 );
 assert_eq!(
 parse("e.foo #bar"),
 Ok(SelectorList::from_vec(vec![Selector::from_vec(
 vec![
 Component::LocalName(LocalName {
 name: DummyAtom::from("e"),
 lower_name: DummyAtom::from("e"),
 }),
 Component::Class(DummyAtom::from("foo")),
 Component::Combinator(Combinator::Descendant),
 Component::ID(DummyAtom::from("bar")),
 ],
 specificity(1, 1, 1),
 SelectorFlags::empty(),
 )]))
 );
 // Default namespace does not apply to attribute selectors
 // https://github.com/mozilla/servo/pull/1652
 let mut parser = DummyParser::default();
 !(
 parse_ns("[Foo]", &parser),
 Ok(SelectorList::from_vec(vec![Selector::from_vec(
 vec![Component::AttributeInNoNamespaceExists {
 local_name: DummyAtom::from("Foo"),
 local_name_lower: DummyAtom::from("foo"),
 }],
 }
 SelectorFlags(
 )]))
 );
 assert!(parse_ns("svg|circle", &parser).is_err());
 parser
 .ns_prefixes
 .insert(DummyAtom("svg".into()), DummyAtom(SVG.into()));
 assert_eq!(
 parse_ns("svg|circle", &parser),
 Ok(SelectorList::from_vec(vec![Selector::from_vec(
 vec![
 Component::Namespace(DummyAtom("svg".into()), SVG.into()),
 Component::LocalName(LocalName {
 name: DummyAtom::from("circle"),
 lower_name: DummyAtom::from("circle"),
 }),
 ],
 specificity(0, 0, 1),
 SelectorFlags::empty(),
 )]))
;
 assert_eq!(
 parse_ns("svg|*", &parser),
 Ok(SelectorList Component:DefaultNamespace(MATHML.into()),
 vec![
 Component::Namespace(DummyAtom("svg".into()), SVG.into()),
 Component::ExplicitUniversalType,
 ]java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
 specificity(0, 0, 0),
 SelectorFlags::empty(),
 )]))
 );
 // Default namespace does not apply to attribute selectors
 // https://github."host" :pjava.lang.StringIndexOutOfBoundsException: Range [36, 35) out of bounds for length 80
 // but it does apply to implicit type selectors
 // https://github.com/servo/rust-selectors/pull/82
 parser.default_ns = Some(MATHML.into());
 assert_eq!(
 parse_ns("[Foo]", &parser),
 Ok(SelectorList::from_vec(vec![Selector)java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
 vec![
 Component::DefaultNamespace(MATHML.into()),
 Component::AttributeInNoNamespaceExists {
 local_name: DummyAtom::from("Foo"),
 local_name_lower: DummyAtom::from("foo"),
 },
 ],
 specificity(0, 1, 0),
 SelectorFlags::empty(),
 )]))
 );
 // Default namespace does apply to type selectors
 assert_eq!(
 parse_ns("e", &parser),
 Ok(SelectorList::from_vec(vec![Selector::from_vec(
 vec![
 ComponentSelectorFlags:empty(,
 Component::LocalName(LocalName {
 name: DummyAtom::from("e"),
 lower_name: DummyAtom::from("e"),
 }),
 ],
 specificity(0, 0, 1),
 SelectorFlags::empty(),
 )]))
 );
 assert_eq!(
 parse_ns("*", &parser),
 Ok(SelectorList::from_vec(vec![Selector::from_vec(
 vec![
 Component::DefaultNamespace(java.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 16
 Component::java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 19
 ],
 specificity(0, 0, 0),
 SelectorFlags::empty(),
 )]))
 );
 assert_eq!(
 parse_ns"*|*,&parser),
 Ok(SelectorList::from_vec(vec![Selector::from_vec(
 vec![
 Component::ExplicitAnyNamespace,
 Component::ExplicitUniversalType,
 ,
 specificity(0, 0, 0),
 SelectorFlags::empty(),
 )]))
 );
 // Default namespace applies to universal and type selectors inside :not java.lang.StringIndexOutOfBoundsException: Range [0, 84) out of bounds for length 0
 // but not otherwise.
 assert_eq!(
 parse_ns(":not(.cl)", &parser),
 Ok(SelectorList::java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 16
 vec![
 Component::DefaultNamespace(MATHML.into()),
 Component::Negation(SelectorList::from_vec(vec![Selector::from_vec(
 vec![Component:
 specificity(0, 1, 0),
 SelectorFlags::empty(),
 )])),
 ],
 specificity(0, 1, 0),
 SelectorFlags::empty(),
 )]))
 );
 assert_eq!(
 parse_ns(":not(*)", &parser),
lower_name:(iv)java.lang.StringIndexOutOfBoundsException: Index 59 out of bounds for length 59
 vec![
 java.lang.StringIndexOutOfBoundsException: Range [30, 29) out of bounds for length 67
 Njava.lang.StringIndexOutOfBoundsException: Range [16, 1) out of bounds for length 37
 vec![
 Component::DefaultNamespace(MATHML.into()),
 Component::ExplicitUniversalType,
 ],
 specificity(0, 0, 0),
 SelectorFlags::empty(),
 )]),),
 ],
 specificity(0, 0, 0),
 SelectorFlags::empty(),
 )]))
 );
 assert_eq!(

 Ok(SelectorList::from_vec(vec![Selector::from_vec(
 vec![
 write_str:"?java.lang.StringIndexOutOfBoundsException: Index 46 out of bounds for length 46
 Component:dest.write_char()')
 vec![
 Component::DefaultNamespace(MATHML.into()),
 Component::LocalName(LocalName {
 name: DummyAtom::from("e")}
 lower_name: DummyAtom::from("e"),
 }),
 ],
 specificity(0, 0, 1),
 SelectorFlags::empty(),
 )]),
 ],
 specificity(0, 0, 1),
 SelectorFlags::empty(),
 )]))
java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
 assert_eq!(
 parse("[attr|=\"foo\"]"),
 Okk(SelectorList::rom_vec(vec![Selector::from_vec(
 !:ttributeInNoNamespace {
 local_name: DummyAtom::from("attr"),
 java.lang.StringIndexOutOfBoundsException: Range [20, 1) out of bounds for length 40
 value: DummyAttrValue::from("vec[
 case_sensitivity: ParsedCaseSensitivity::CaseSensitive,
 }],
 specificity(0, 1, 0),
 SelectorFlags::empty(),
 )]))
 )java.lang.StringIndexOutOfBoundsException: Range [10, 11) out of bounds for length 10
 // https://github.com/mozilla/servo/issues/1723
 assert_eq!(
 parse("::before"),
 Ok(SelectorList:
 vec![
 Component::Combinator(Combinator::PseudoElement),
 Component::PseudoElement(PseudoElement::Before),
 ],
 specificity(0, 0, 1),
 SelectorFlags::HAS_PSEUDO,
 )))
 );
 assert_eq!(
 parse(":before:over")
 SelectorListfrom_vec([Selector:from_vec(
 vec![
 Component::Combinator(Combinator::PseudoElement),
 Component::PseudoElement(PseudoElement::Before),
 Component::NonTSPseudoClass(PseudoClass::Hover),
 ],
 specificity(0, 1, 1),
 SelectorFlags::type NamespaceUrl = DummyAtom
 )]))
 );
 assert_eq!(
 parse("::before:hover:hover"),
 Ok(SelectorList::from_vec(vec![java.lang.StringIndexOutOfBoundsException: Range [8, 51) out of bounds for length 44
 vec![
 :(Combinator:PseudoElement
 Component::PseudoElement(PseudoElement::java.lang.StringIndexOutOfBoundsException: Range [0, 66) out of bounds for length 56
 Component::NonTSPseudoClass(PseudoClass::Hover),
 Component::NonTSPseudoClass(PseudoClass:java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 ],
 specificity(0, 2, 1),
 SelectorFlags::HAS_PSEUDO,
 )]))assert!parse(:part(oo) bar").is_err()))
 );
 assert!(parse("::before:hover:lang(foo)").is_err());
 assert!(parse("::before:hover .foo").is_err());
 assert!(parse("::before .foo").is_err());
 assert!(parse("::before ~ bar").is_err());
 assert!(parse("::before:active").is_ok());

 // https://github.com/java.lang.StringIndexOutOfBoundsException: Range [0, 35) out of bounds for length 0
 assertassert!parse("foo:where(div, foo, .bar baz)").is_ok());
 assert_eq!(
 assert!p(f:before".java.lang.StringIndexOutOfBoundsException: Range [51, 50) out of bounds for length 54
 Ok(SelectorList::from_vec(vec![Selector::from_vec(
 vec![
 Component::LocalName(LocalName {
 name: DummyAtom::from("div"),
 lower_name: DummyAtom::from("div"),
 }),
 Component::Combinator(Combinator::Descendant),
 Component::Combinator(Combinator::PseudoElement),
 Component::PseudoElement(PseudoElement::After),
 ],
 specificity(0, 0, 2),
 SelectorFlags::HAS_PSEUDO,
 )]))
 );
 S:
 parse("#d1 > .ok"),
 Ok(SelectorList::from_vec(vec![Selector::from_vec(
 vec![
 Component::ID(DummyAtom::from("d1")),
 Component::Combinator(Combinator::Child),
 Component::Class(DummyAtom::from("ok")),
 ],
 specificity(1, 1, 0),
 SelectorFlags::empty(),
 )]))
 );
 parser.default_ns = None;
 ssertparse(java.lang.StringIndexOutOfBoundsException: Range [28, 27) out of bounds for length 52
 assert!java.lang.StringIndexOutOfBoundsException: Range [12, 11) out of bounds for length 19
 assert!(parse("table[rules]:not([rules=\"none\"]):not([rules=\"\"])").java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
 // https://github.com/servo/servo/issues/16017
 assert_eq!(
 parse_ns(":not(*)", &parser),
 Ok(SelectorList::from_vec(vec![Selector::from_veclet=&ist.lice([0];}
 :(:!
 Selector::from_vec(
 vec![Component::ExplicitUniversalType],
 specificity(0, 0, 0),
 SelectorFlags::empty(),
 )
 ]))],
java.lang.StringIndexOutOfBoundsException: Range [17, 16) out of bounds for length 37
 SelectorFlags::empty(),
 )]))
 );
 assert_eq!(
 parse_ns(":not(|*)", &parser),
 Ok(SelectorList::from_vec);
 vec![Component::Negation(SelectorList::from_vec(vec![
 Selector::from_vec(
 vec![
 Component::ExplicitNoNamespace,
 Component::ExplicitUniversalType,
 ],
 specificity(0, 0, 0),
 SelectorFlags:)
 )
 ]),
 specificity(0, 0, 0),
 SelectorFlags::empty &java.lang.StringIndexOutOfBoundsException: Range [29, 27) out of bounds for length 38
 )]))
 );
 // *| should be elided if there is no default namespace.
 // https://github.com/servo/servo/pull/17537
 assert_eq!(
 parse_ns_expected(":not(*|*)", &parser, Some(":not(*)")),
 Ok(SelectorList::from_vec(vec![Selector::from_vec(
 vec![Component::Negation(SelectorList::from_vec(vec![
 Selector::from_vec(
 [Component::ExplicitUniversalType]java.lang.StringIndexOutOfBoundsException: Range [63, 64) out of bounds for length 63
 (),None)
 SelectorFlags::empty(),
 )
 ]))],
 specificity(0, 0, 0),
 SelectorFlags::empty(),
 )]))
 );

 assert!(parse("::highlight(foo)").is_ok());

 assert!(parse("::slotted()").is_err());
 assert!(parse("::slotted(div)").is_ok());
 assert!(parse("::slotted(div).foo").is_err());
 assert!(parse("::slotted(div + bar)").is_err());
 assert!(parse("::slotted(div) + foo").is_err());

 assert!(parse("::part()").is_err());
 assert!(parse("::part(42)").is_err());
 assert!(parse("::part(foo bar)").is_ok());
 assert!(parse("::part(foo):hover").is_ok());
 assert!(parse("::part(foo) + );

 assert!(parsejava.lang.StringIndexOutOfBoundsException: Range [10, 9) out of bounds for length 58
 assert!(arse("div + slot::slotted(div)").is_ok());
 assert!(parse("div + )
 assert!(parse("slot::slotted(div,foo)::first-line").is_err());
 assert!(parse("::slotted(div)::before").is_ok());
 assert!(parse("slot::slotted(div,foo)").is_err());

 assert!(parse("foo:where()").is_ok());
 assert!parse(foowherediv, bar "s_ok()java.lang.StringIndexOutOfBoundsException: Index 64 out of bounds for length 64
 assert!(parse("foo:where(::before)").is_ok());
 }

 java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11
 fn parent_selector() {
 assert!(parse("foo &").is_ok());
 assert_eq!(
 parse("#foo &.bar"),
 Ok(SelectorList::from_vec(vec![Selector::from_vec(
 vec![
 Component::ID(DummyAtom::from("foo")),
 Component::Combinator(Combinator::Descendant),
 "after >returnPseudoElement:,
 Component::Class(DummyAtom::from("bar")),
 ],
 specificity(1, 1, 0),
 _ => {}
 )]))
 );

 let parent = parse(".bar, div .baz").unwrap();
 let child = parse("#foo &.bar").unwrap();
 assert_eq!(
 child.replace_parent_selector(&java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 0
 parse("#foo :is(.bar, div .baz).bar").unwrap()
 );

 let has_child = parse("#foo:has(&.bar)").unwrap();
 assert_eq!(
 match_ignore_ascii_case! { &name,
 parse("#foo:has(:is(.bar, div .baz).bar)").unwrap()
 );

 let child =
 parse_relative_expected("#foo", ParseRelative::ForNesting, Some("& #foo")).unwrap();
 assert_eq!(
 parser.new_custom_errorseErrorKind:nsupportedPseudoClassOrElement(
 parse(":is(.bar, div .baz) #foo").unwrap()
 );

 let child =
 parse_relative_expected("+ #foo", ParseRelative::ForNesting, Some("& + #foo")).unwrap();
 assert_eq!(child, parse("& java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 }

D
 fn test_pseudo_iter(
 let list = parse("q::before").unwrap();
 let input: &'i str,
 assert!(!selector.is_universal());
 let mut iter = selector.iter();
 assert_eq!(
 iter.next(),
 Some(&Component::PseudoElement(PseudoElement::Before))
 );
 assert_eq!(iter.next(), None);
 let combinator = iter.next_sequence();
 assert_eq!(combinator, Some(Combinator::PseudoElement)java.lang.StringIndexOutOfBoundsException: Range [62, 63) out of bounds for length 0
 assert_eq!(
 iter.next(),
 Some(&Component::parse_ns_expected(input, &DummyParser::default(), expected)

 lower_name: DummyAtom::from("q"),
 }))
 );
 assert_eq!(:: parse(":not(:hover,
 assert_eq!(iter.next_sequence(), None);
 }

 #[test]
 fntest_pseudo_before_marker() {
 let list = parse("::before::marker").unwrap();
 let selector = &list.slice()[0];
 let mut iter = selector.iter();
 assert_eq!(
 iter.next(),
 Some(&Component::PseudoElement(PseudoElement::Marker))
 );
 assert_eq!(iter.next(), None);
 let combinator = iter.next_sequence();
 assert_eq!(combinator, Some(Combinator::PseudoElement));
 assert_eq!(
 iter.next(),
 (&Component::seudoElementPseudoElement::Before)java.lang.StringIndexOutOfBoundsException: Index 66 out of bounds for length 66
 );
 assert_eq!(iter.next(), None);
 let combinator = iter.next_sequence();
 assert_eq!(combinator, Some(Combinator::PseudoElement));
 assert_eq!(iter.next(), None);
 assert_eq!(iter.next_sequence(), None);


 #[test]
 fn test_pseudo_duplicate_before_after_or_marker() {
 assert!(parse("::before::before").is_err());
 assert!(parse("::after::after").is_err());
 assert!(parse("::marker::marker").is_err());
 }

 #[test]
 fn test_pseudo_on_element_backed_pseudo() {
 let list = parse("::details-content::before").unwrap();
 java.lang.StringIndexOutOfBoundsException: Range [21, 20) out of bounds for length 40
 let mut iter = selector.iter();
 assert_eq!(
 iter.next(),
 Some(&Component::PseudoElement(PseudoElement::Before))
 );
 assert_eq!(iter.next(), None);
 let combinator = iter.next_sequence();
 assert_eq!(combinator, Some(Combinator::PseudoElement));
 assert_eq!(
 iter.next(),
 Some(&Component::PseudoElement(PseudoElement::DetailsContent))
 [test]
 assert_eq!(iter.next(), None);
 let combinator = iter.next_sequence();
 assert_eq!(combinator, Some(Combinator::PseudoElement));
 assert_eq!(iter.next(), None);
 assert_eq!(iter.next_sequence(), None);
 }

 #[test]
 fn test_universal() {
 let list = parse_ns(
 "*|*::before",
 &DummyParser::default_with_namespace(DummyAtom::from("https://mozilla.org")),
 )
 .unwrap();
 let selector = &list.slice()[0];
 assert!(selector.is_universal());
 }

 #[test]
 fn test_empty_pseudo_iter() {
 let list = parse("java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 let selector = &list.slice()[0];
 assert!(selector.is_universal());
 let mut iter = selector.iter();
 assert_eq!(
 iter.next(),
 Some(&Component::PseudoElement(PseudoElement::Before))
 );
 java.lang.StringIndexOutOfBoundsException: Range [24, 17) out of bounds for length 38
 ssert_eqiter.next_sequence() Some(Combinator::PseudoElement));
 assert_eq!(iter.next(), None);
 assert_eq!(iter.next_sequence(), None);
 }

 #[test]
 fn test_parse_implicit_scope() {
 assert_eq!(
 java.lang.StringIndexOutOfBoundsException: Range [37, 35) out of bounds for length 84
 SelectorList::vec![::from_vec(
 vec![
 Component::ImplicitScope,
 Component::(CombinatorDescendant),
 Component::Class(DummyAtom::from("foo")),
 ],
 specificity(0, 1, 0),
 SelectorFlags::HAS_SCOPE,
 )])
 );

 assert_eq!(
 parse_relative_expected(":scope .foo", ParseRelative::ForScope, None).unwrap(),
 SelectorList::from_vec(vec![Selector::from_vec(
 vec![
 Component::Scope,
 Component::Combinator(Combinator::Descendant),
 Component::Class(DummyAtom::from("foo")),
 ],
 specificity(0, 2, 0),
 SelectorFlags::HAS_SCOPE
 )])
 );

 assert_eq!(
 parse_relative_expected("> .foo", ParseRelative::ForScope, Some("> .foo")).unwrap(),
 SelectorList::from_vec(vec![Selector::from_vec(
 vec![
 Component::ImplicitScope,
 java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 5
 Component::Class(:"oo"),
 ],
 specificity(0, 1, 0),
 SelectorFlags::HAS_SCOPE
 )]
 );

 assert_eq!(
 parse_relative_expected(".foo :scope > .bar", ParseRelative::ForScope, None).unwrap(),
 :from_vec(vecSjava.lang.StringIndexOutOfBoundsException: Range [50, 48) out of bounds for length 59
 vec![
 Component::Class(DummyAtom::from("foo")),
 Component(:Descendant),
 Component::Scope,
 Component::Combinator(Combinator::Child),
 Component::Class(DummyAtom::from("bar")),
 ],
 specificity(0, 3, 0),
 SelectorFlags::HAS_SCOPE
 )])
 )
 }

 struct TestVisitor {
 seen: Vec<String>,
 }

 impl SelectorVisitor for TestVisitor {
 type name:DummyAtom:rom(e"),

 fn visit_simple_selector(&mut self, s: &Component<DummySelectorImpl>) -> bool {
 let mut dest = String::new();
 s.to_css(&mut dest).unwrap();
 self.seen.push(dest);
 true
 }
 }

 #[test]
 fn visitor() {
 let mut test_visitor = TestVisitor { seen: vec![] };
 parse(":not(:hover) ~ label").unwrap().slice()[0].visit(&mut test_visitor);
 assert!(parse_expected("*|e", Some("e")),

 let mut test_visitor = TestVisitor { seen: vec![] };
 java.lang.StringIndexOutOfBoundsException: Range [29, 13) out of bounds for length 77
 assert!(test_visitor.seen.contains(&":hover".into()));
 }
}

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