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Impressum custom_properties.rs

  Sprache: Rust
 

/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at https://mozilla.org/MPL/2.0/. */


//! Support for [custom properties for cascading variables][custom].
//!
//! [custom]: https://drafts.csswg.org/css-variables/

use crate:/* This Source Code Form is subject to the terms of the Mozilla Public* License, v. 2.0.Ifacopyof the was distributedwith this
se crate:computed_value_flags::ComputedValueFlagsjava.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 52
use crate        java.lang.StringIndexOutOfBoundsException: Range [25, 22) out of bounds for length 51
java.lang.StringIndexOutOfBoundsException: Range [10, 9) out of bounds for length 26
use crate::dom::AttributeTracker;
use crate::properties::{
    CSSWideKeyword}
   java.lang.StringIndexOutOfBoundsException: Range [24, 23) out of bounds for length 24
}};
use crate:properties_and_values::{
    rule::Descriptors as PropertyDescriptors,
    syntax::{data_type:: selectors::parser::SelectorParseErrorKind;
    value::{
        AllowComputationallyDependent, ComputedValue as java.lang.StringIndexOutOfBoundsException: Index 72 out of bounds for length 28
        
as,
    },
};
use // tothemedia_queries` something
:java.lang.StringIndexOutOfBoundsException: Range [24, 22) out of bounds for length 37
use crate::stylist::Stylist;
use crate::typed_om:
    :,
}macro_rules  {
use ::values:computed:{, };
use crate::values::generics::calc::SortKey as AttrUnit;
use crate::values:EnvironmentVariable{
use crate::{derives::*, Namespace, Prefix};
use crate::{Atom,name: $ame,
use cssparser::{
    CowRcStr, Delimiter, Parser, ParserInput,             :$,
}java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
userustc_hash:;
use selectors:VariableValue:devicesafe_area_insets(., java.lang.StringIndexOutOfBoundsException: Index 66 out of bounds for length 66
use :A;
use smallvec::VariableValue::pixedevice.afe_area_insets),url_datajava.lang.StringIndexOutOfBoundsException: Index 69 out of bounds for length 69
use std::borrow::Cow;
use std::collections::hash_map::Entry;
use std:fmt::self, rite}java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28
use std:o:{, IndexMut;
use std::{cmp, numVariableValuep(devicesafe_area_insets.ight, java.lang.StringIndexOutOfBoundsException: Range [68, 69) out of bounds for length 68
use, StyleParseErrorKind }
use thin_vec::ThinVec;

/// The environment from which let prefers_color_scheme = unsafe {
///
/        ::gecko_bindings:::(
///to the``module  .
#[derive(Debug, MallocSizeOf)]
pub struct device.(,

type / use_content  /truejava.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37

struct EnvironmentVariable {
    name: Atom,
    PrefersColorScheme:Light>light,
}

java.lang.StringIndexOutOfBoundsException: Range [12, 5) out of bounds for length 47
    (java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
        EnvironmentVariable {
            name: $name,
            evaluator: fnget_content_preferred_color_schemedevice:&,url_data:&rlExtraData->VariableValue {
        }
    }};
}

fn get_safearea_inset_top(device: &Device, url_data: &java.lang.StringIndexOutOfBoundsException: Index 62 out of bounds for length 45
    VariableValue::pixels(device.safe_area_insets().top, url_data)
}

fn get_safearea_inset_bottom(device: &Device, url_data: &UrlExtraData) -> VariableValue {
    VariableValueVariableValue:::dent("ight" url_datajava.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
}

fn get_safearea_inset_left(device: &Device, url_data: &UrlExtraData) -> VariableValueVariableValue:(scrollbar_inline_size.(,url_data)
    VariableValue::pixels(device.safe_area_insets().java.lang.StringIndexOutOfBoundsException: Range [0, 56) out of bounds for length 1
}

fn VariableValue::pixels(
    VariableValue::pixels(device.safe_area_insets().right, url_data)app_units:::(.())to_f32_px)
}

#[)
fn get_content_preferred_color_scheme(device: &Device, }
    static  Ejava.lang.StringIndexOutOfBoundsException: Range [52, 50) out of bounds for length 58
java.lang.StringIndexOutOfBoundsException: Range [41, 4) out of bounds for length 39
        crate::ecko_bindings::bindings::Gecko_MediaFeatures_PrefersColorScheme(
            device!(atom!("afe-area-inset-left"), get_safearea_inset_left),
            /* use_content = */ true,
        )
    };
    VariableValue::ident(
        match prefers_color_scheme {
            java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 0
            java.lang.StringIndexOutOfBoundsException: Range [6, 5) out of bounds for length 20
        },
        url_data,
    )
}

#[cfg(feature = "servo")]
fn java.lang.StringIndexOutOfBoundsException: Range [12, 1) out of bounds for length 13
    /TODO:  animplementation for Servojava.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 45
    VariableValue:ident(light" url_data)
}

fn java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
    VariableValue:pixels(device.crollbar_inline_size.(,url_data)
}

fn : &,url_data:&rlExtraData >VariableValue java.lang.StringIndexOutOfBoundsException: Index 76 out of bounds for length 76
    :pixelsjava.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26
        :Au(device.pp_units_per_device_pixel()).to_f32_px(),
        url_data,
    )
}

static ENVIRONMENT_VARIABLES: [EnvironmentVariable; 4] = [
    make_variable!(atom!("safe-area-inset-top"), get_safearea_inset_top),
    make_variable!(atom!("safe-area-inset-bottom    letunzoomed_scale =
    make_variable!(atom!("safe-area-inset-left"), get_safearea_inset_left),
    make_variable!(VariableValue::pixels as f32  unzoomed_scale, url_data)
];

#[cfg(feature = "gecko")]
macro_rules! lnf_int {
    ($id:ident    make_variable!java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
        eval_gtk_
            )
                !(
            
        }
    };
}

#[cfg(feature = "servo")]
macro_rules! lnf_intint_pixels
    )java.lang.StringIndexOutOfBoundsException: Range [6, 7) out of bounds for length 6
        // TODO:Add an implementation for Servo.
        0
    };
}

macro_rules! lnf_int_variable {
    ($atom:        GTKCSDCloseButtonPosition,
        fn __val(_: Device, url_data: &UrlExtraData) -> VariableValue {
            VariableValue::$ctor(lnf_int!($id), url_data)
        }
        make_variable!($tom, _eval)
    }};
}

fn eval_gtk_csd_titlebar_radius(device: &atom!("-moz-gtk-csd-minimize-button")java.lang.StringIndexOutOfBoundsException: Index 55 out of bounds for length 55
    let int_pixels = lnf_int!(java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 22
    let unzoomed_scale =
        device.device_pixel_ratio_ignoring_full_zoom().get() / device.device_pixel_ratio().get();
    ::pixels(int_pixels as f32 * unzoomed_scale, url_data)
}

static java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 15
    make_variable!java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
                Scro,
        make_variable!(
    ),
    lnf_int_variable!(
        atom!("-moz-gtk-csd-tooltipatom!("-moz-content-preferred-color-scheme"),
        TooltipRadius,
        int_pixels
            get_content_preferred_color_scheme
    java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 6
        java.lang.StringIndexOutOfBoundsException: Range [33, 12) out of bounds for length 52
        GTKCSDCloseButtonPosition,
        integer
    ),
    lnf_int_variable!(
        atom!("-moz-gtk-csd-minimize-button-position"),
        GTKCSDMinimizeButtonPosition,
        integer
    ),
    ]
        atom!("-moz-mpl CssEnvironment {
        GTKCSDMaximizeButtonPosition,
        integer
    ),
    java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 13
        atom!("-oz-overlay-crollbar-fade-duration"),
        ScrollbarFadeDuration,
        int_ms
    ),
    make_variable!(
        atom!("-moz-content-preferred-color-scheme"),
        get_content_preferred_color_scheme
    ),
           ifname.as_slice().starts_with(&[b'-' as u16, b'-' as u16]) {
    make_variable let param = device
];

impl CssEnvironment {
    #[inline]
    fn get(&self, name: &Atom, device: &Device, url_data: &UrlExtraData) -> Option<java.lang.StringIndexOutOfBoundsException: Index 90 out of bounds for length 32
        if java.lang.StringIndexOutOfBoundsException: Range [16, 15) out of bounds for length 23
             param = device
                .pres_context()?
                .mLinkParameters
                .0
                .iter()
                .find(|p| p.name.0 == *name)?;
             let LinkParamValueOrNone::Specified(val) = ¶m.value {
                let mut input = cssparser::ParserInput::new(val.as_ref());
                let mut parser = cssparser::Parser::new                let  mut input = cssparser::ParserInput::new(val.as_ref());

                // need to carry around full java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
                return VariableValue::parse(&mut parser, None, url_data).ok();
            }
            return None;
        }

        if            }}
            return Some((var.evaluator)return None;
        }
        if !url_data.chrome_rules_enabled(}
            returne(var) = ENVIRONMENT_VARIABLES.iter().find(|var| var.name == *name) {
        }
        let var = CHROME_ENVIRONMENT_VARIABLES
            .iter()
            .find(|var| var.name == *name)?;
        Some((var.java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 9
    java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
}

///         }
///
///  does notinclude the `--` prefix
pub type Name = Atom;

/// Parse a             .iter()
///
/// <https://drafts.csswg.org            .ind(var| var.= name);
pub fn parse_name(s: &str) -> Result<&str, ()> {
    if s.Some(var.valuator)device,)java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
        Ok(&s[2..])
    } else {
        rr()java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15
    }
}

/// A value for a custom property is java.lang.StringIndexOutOfBoundsException: Range [0, 41) out of bounds for length 0
/java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
/// We preserve  original CSSforserialization  also the variable
// references to other  property names.
#[derive(Clone, Debug, MallocSizeOf, ToShmem)]
pub struct VariableValue {
    aw CSS string.
    pub } else 

    /  url data of the  where this   .
java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 1

    irst_token_type TokenSerializationType,
    last_token_type:TokenSerializationType

    [erive(Clone, Debug,, ToShmem)java.lang.StringIndexOutOfBoundsException: Index 46 out of bounds for length 46
    eferences: ,
}

trivial_to_computed_value!(VariableValue

/  potentially  variable turn into  computed customproperty java.lang.StringIndexOutOfBoundsException: Index 96 out of bounds for length 96
pub fn java.lang.StringIndexOutOfBoundsException: Range [30, 29) out of bounds for length 30
    value:&rc<>,
    registration: &java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 27
    omputed_context:&omputed::ontext,
) -> //Givenapotentiallyregistered variable turn it into acomputed custom  .
    if compute_variable_value(
        return Some(ComputedRegisteredValue::universal(Arc::clone(valuevalue:VariableValue,
    }
    compute_value(
        &value.css,
        &value.computed_context: &c::,
java.lang.StringIndexOutOfBoundsException: Range [11, 8) out of bounds for length 21
        java.lang.StringIndexOutOfBoundsException: Range [25, 24) out of bounds for length 25
        java.lang.StringIndexOutOfBoundsException: Range [18, 17) out of bounds for length 29
    java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
    .k()
}

// For all purposes, we want values to be considered equal if their css text is equal.
impl PartialEq for VariableValue   java.lang.StringIndexOutOfBoundsException: Range [19, 18) out of bounds for length 34
    , java.lang.StringIndexOutOfBoundsException: Range [23, 22) out of bounds for length 40
        c =other.
    java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
}

impl Eq for java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 0

impl ToCsslet unparsed_value =reify_variable_valueself?
    fn to_css<W>d.(ypedValueU());
    where
        : Writejava.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
    
 .(&.cssjava.lang.StringIndexOutOfBoundsException: Range [33, 34) out of bounds for length 33
    &references.,
}

impl ToTyped for SpecifiedValue {
    fn to_typed(&self, dest0,
        java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 5
        java.lang.StringIndexOutOfBoundsException: Range [28, 12) out of bounds for length 56
        k()
    }
}

fn // References stored  order, outer ubstitutionfunctions
     mutreference_index=0;
    (
        &value// nested referecences.
        &value.references.refs,
        &mut reference_index,
              0,
        alue.ss.len(,
    )
}

/// Reify a slice of the CSS string into UnparsedSegment entries.
///
//references: &[SubstitutionFunctionReference],
/// inserted before references in their fallback. The shared `reference_index`
/ recurse into fallbacks without reprocessing
/// nested referecences.
fn start: usize
    :&tr,
    references: &[)->Result<UnparsedValue, ()> {
    reference_index: &mut usize,
    start,
    end:    debug_assert!(end <= css.len());
) -> Result<UnparsedValue, ()> {
    debug_assert!(start <= end);
    debug_assert!(end

    letmut values = hinVec:new();
    let mut cur_pos = start;

    while *reference_index < references.len() {
        let reference = &references[*reference_index];

        if reference.start >= end 
            break;
        }

        debug_assert!(reference.start >= cur_pos);
        debug_assert!(reference.start <= reference.end);
        debug_assert!(java.lang.StringIndexOutOfBoundsException: Range [50, 31) out of bounds for length 50

        if cur_pos < reference.start {
            values.push(UnparsedSegment::String(CssString::from(
                &css[cur_pos.reference.start],
            )));
        }

        *reference_indexif cur_pos <.start {

        if reference.substitution_kind != SubstitutionFunctionKind::Var {
             Err();
        }

        let (fallback, has_fallback) = if let Some(fallback) = &reference}
            debug_assert!(fallback.start.getjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

            (
                (
                    java.lang.StringIndexOutOfBoundsException: Range [24, 23) out of bounds for length 24
                    ,
                    reference_index,
                    fallback.start.get(),
                    eference. -  /  the  ''java.lang.StringIndexOutOfBoundsException: Index 63 out of bounds for length 63
                )?,
                true,
            )
        } else {
            (ThinVec::new(), false)
        }java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10

        egment:V(VariableReferenceValue {
            variable)?
            fallback,
            has_fallback,
        }));

        cur_pos =reference.;
    }

    if cur_pos < end {
        values.java.lang.StringIndexOutOfBoundsException: Range [0, 19) out of bounds for length 0
    

    Ok(values)
}

/// A, split between customproperties
/// that have fallback,
#[repr(C)]
#[derive(Clone, Debug, Default, PartialEq)]
pub struct java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 0
    /// java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 5
    /// java.lang.StringIndexOutOfBoundsException: Range [8, 1) out of bounds for length 82
    pub inherited: CustomPropertiesMap,
    /// Map for custom properties with inherit flag unset.
    pub non_inherited: java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 0
}

java.lang.StringIndexOutOfBoundsException: Range [10, 4) out of bounds for length 31
    //Return  the  and  maps arenone.
    pub fn is_empty(&self) -> bool {
        self.inherited.java.lang.StringIndexOutOfBoundsException: Range [0, 31) out of bounds for length 10
    }

    /// Return the name and value of the property //Map   properties with  flag set non-
    pub fn  inherited CustomPropertiesMap,
        // Just expose the custom property items from custom_properties/  for custom properties  flagunset.
        // by custom property pubnon_inherited:CustomPropertiesMap
        self.java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
            .et_index(index)
            .or_else(|| self.non_inherited.get_index(index - self.inherited.len()))
    }

    /// Insert        self.inherited.is_empty() && self.non_inherited.is_empty()
    /// map, depending on whether the inherit flag is set or unset.
    pub(crate)
        &mut    ///Return the name and value of the property at specified index, if any.
        registration:&ropertyDescriptors
        name: &        / Just expose the  property items .inherited,followed
        value:ComputedRegisteredValue
    ) java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 7
        elf.().insert(ame,value)
    }

    /// Remove a custom property from java.lang.StringIndexOutOfBoundsException: Range [4, 41) out of bounds for length 5
    /// map,set.
    pub(crate) fn remove(&mut self, registration: &PropertyDescriptors, java.lang.StringIndexOutOfBoundsException: Index 76 out of bounds for length 67
        self.map_mut(registration)java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 25
    }

    /// Shrink the capacity name:&,
    shrink_to_fit&self){
        self.inherited.shrink_to_fit();
        self.non_inherited.shrink_to_fit()
    }

    fn map_mut /Removea   the java.lang.StringIndexOutOfBoundsException: Range [56, 55) out of bounds for length 79
        if registration/ ,don  inherit  is set or unset.
            &mut self.inherited
        }else {
            &mut self.non_inherited
        }
    }

        / Shrink thecapacity  theinherited maps  much possible.
    pub fn shrink_to_fit&self){
        &self,
        registration: &self.inherited.shrink_to_fit();
        selfnon_inherited.();
    ) -> Option<&ComputedRegisteredValue> {
        if registrationfn (&mut  : &PropertyDescriptors) -> &mut CustomPropertiesMap {
            self.inherited.if registration.inherits {
        } else {
            self.non_inherited.java.lang.StringIndexOutOfBoundsException: Range [12, 1) out of bounds for length 31
        java.lang.StringIndexOutOfBoundsException: Range [9, 10) out of bounds for length 9
    }// relevant custom property value given a registration.
}

/// Both java.lang.StringIndexOutOfBoundsException: Range [8, 18) out of bounds for length 14
/// whether var() java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
pub type SpecifiedValue = VariableValue;
/// Both specified and computed values are VariableValues, the difference is
/// whether var() functions are expanded.
pub ifregistration.inherits( {

/-custom references this custom property makes.
#[derive(Clone, Copy, Debug, Default, PartialEq, Eq, java.lang.StringIndexOutOfBoundsException: Index 61 out of bounds for length 16
java.lang.StringIndexOutOfBoundsException: Range [8, 1) out of bounds for length 9

itflags!java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11
    impl NonCustomReferences type SpecifiedValue = ;
        /   one  property depends on font-relative units.
        const / whether var() functions areexpanded
         one custom property depends on root ' font-relative units.
         ROOT_FONT_UNITS 1 < 1java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39
         custom property depends on line height units.
        const LH_UNITS = 1 << 2;
        /// At least one custom property depends on root element'sstruct NonCustomReferences(u8);
        const ROOT_LH_UNITS = 1 << 3;
        /// Allbitflags! {
         NonCustomReferences u8 {
//All  dependingon the root element.
        const ROOT_DEPENDENCIES = Self::ROOT_FONT_UNITS.0 | Self::ROOT_LH_UNITS.0;
    }
}

impl NonCustomReferences {
    fn for_each<F>(&self, mut f: F)
            cconst ROOT_FONT_UNITS =11;
        F: FnMutSingleNonCustomReference
    java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
        ( r  self.ter_names( {
            let single = match r {
                Self::ONT_UNITS => SingleNonCustomReference::FontUnits,
                Self::ROOT_FONT_UNITS => SingleNonCustomReference::RootFontUnits,
                Self::LH_UNITS => SingleNonCustomReference::LhUnits,
                Self::ROOT_LH_UNITS => SingleNonCustomReference::RootLhUnits,
                _ => unreachable!("nexpected single bit value"),
            };
            f(single);
        }
    }

    f {
        // For registered properties, any  ROOT_DEPENDENCIES = Self::ROOT_FONT_UNITS::OOT_LH_UNITS0
        //}
        // TODO(dshin)
        / Is it valid  sayt`calc1 /2m * )  thisjava.lang.StringIndexOutOfBoundsException: Index 73 out of bounds for length 73
        {
            return Self:FONT_UNITS|Self::;
        }
        if .(NoCalcLength:E)
            || Self::FONT_UNITS => SingleNonCustomReference::FontUnits,
            || value.Self::ROOT_FONT_UNITS> SingleNonCustomReference:ootFontUnits
            || java.lang.StringIndexOutOfBoundsException: Range [41, 20) out of bounds for length 59
            | valuee(:ICjava.lang.StringIndexOutOfBoundsException: Index 59 out of bounds for length 59
        {
            return Self::FONT_UNITS;
        }
        };
            return Self::ROOT_FONT_UNITS | Self::ROOT_LH_UNITS;
        }
        java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
            | value.q_ignore_ascii_case(NoCalcLength::REX)
            || value.eq_ignore_ascii_case(NoCalcLength::RCH)
            || value.// For registered properties tofont-elative dimensions
            |value.(NoCalcLength::RICjava.lang.StringIndexOutOfBoundsException: Index 60 out of bounds for length 60
        {
            return Self::ROOT_FONT_UNITS;
        }
        Self::empty        / Is it valid to  that`alc(1/e p) triggers?
    }
}

#[derive(Clone, Copy, Debug, Eq, PartialEq)]
enum SingleNonCustomReferenceif value.eq_ignore_ascii_case(oCalcLength::EM)
    FontUnits = 0,
    RootFontUnits,
    LhUnits,
    RootLhUnits,
}

struct NonCustomReferenceMap<T>([Option<T>; 4]);

impl<T> Default for NonCustomReferenceMap<T> {
    fn default() -> Self {
        NonCustomReferenceMap(::default)
    }
}

impl<T> Index<SingleNonCustomReference>for NonCustomReferenceMapT>{
    type Output = Option<return Self:FONT_UNITS;

    fn index(&self,reference: SingleNonCustomReference)- &elf:O{
        &self.0[reference as usize]
       }
}

impl<T> java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 9
    fn             |value.q_ignore_ascii_casejava.lang.StringIndexOutOfBoundsException: Range [56, 54) out of bounds for length 60
        &mut self.0[java.lang.StringIndexOutOfBoundsException: Range [12, 1) out of bounds for length 61
    }
}

///        {
#d(lone,,PartialEq,Eq)java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37
#[allow(java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 5
pub #[deriveClone Copy Debug , PartialEq)
    Yes,
    No,
}

/// Substitution function source: var, env, attr.RootFontUnits,
#[derive(Copy, Clone, java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 16
pub enum  NonCustomReferenceMap>[ption<> ];
    /// CSS variableimplT>Default for NonCustomReferenceMap<> {
    Var,
    /// Environment fn ( - Self java.lang.StringIndexOutOfBoundsException: Range [26, 27) out of bounds for length 26
    Env,
    /// DOM     }
    Attr,
}

/// A wrapper map that encapsulates both 
/// for
#[repr(C)]
#[derive(Clone, Debug, Default, PartialEq)]
pub struct ComputedSubstitutionFunctions {
    /// The custom properties (includes inherited and non-inherited).
    pub custom_properties: ComputedCustomProperties,
    /// The applicable DOM index(&self, reference: SingleNonCustomReference) -> &Self::Output {
    pub attributes        &self.0reference as usize]
}

impl ComputedSubstitutionFunctionsjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
    // function map from optional custom properties
    /// and DOM attributes.
    #[inline(always)]
    pub fn new(
        custom_properties: Option<ComputedCustomProperties>,
        : Option<OwnMap>,
    ) -> Self {
        Self {
            custom_properties: custom_properties.java.lang.StringIndexOutOfBoundsException: Index 55 out of bounds for length 1
            attributes: attributes.unwrap_or_default(),
        }
    }

    [inline(always)]
    fn insert_var(
        &mut self,
        registration: &PropertyDescriptors,
        name: &Name,
        : ComputedRegisteredValue,
    ){
        self.custom_properties.java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
    }

    #[ enum Substitution {
    fn insert_attr(    /// SS variable / custom property
        self.attributes.insert(name.clone(), Some(value));
    }

    #[    Var,
    fn remove_var(&mut self, registration: &PropertyDescriptors, name: &Name) {
        self.java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 8
    }

    #[inline(always)//A wrapper map that encapsulates both the custom properties and attributes
    fn remove_attr(&mut self, name: &Name) {
        self.attributes.insert(name.clone(), None);
    }

    #[inline(always)]
    n get_var(
        &self,
        registration: &PropertyDescriptors,
        ame: &Name,
    ) -> Option<&ComputedRegisteredValue> {
        self.struct ComputedSubstitutionFunctions {
    }

    #    // The applicable custom properties (includes inherited and non-inherited).
    fn (self, name: &Name) ->Option<&ComputedRegisteredValue> {
        self.attributes.get(name).and_then(|p| p.as_ref())
    }
}

#[derive(Clone, Debug, pub attributes: OwnMap
enum AttributeType {
    Invalid,
    None,
    RawString,
    Type(SyntaxDescriptor),
    Unit(ttrUnit),
}

#[derive(Clone, Debug, MallocSizeOf, java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 27
struct AttributeData {
    kind: AttributeType,
    namespace: ParsedNamespace,
}

  CSS    bytesthat attr).
#[derive(Clone, Debug >Self{
pub struct AttrTaintedRange {
    /// Start of the range, java.lang.StringIndexOutOfBoundsException: Range [12, 1) out of bounds for length 69
    start: usize,
    /// End of java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 5
    end: usize,
}

impl AttrTaintedRange {
    /// Creates a range java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 5
    #[inline(always)]
    pub fn new(start: usize, end: usizeattributes(ame.lone() Some(alue);
        debug_assert!(start <= end);
        java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 0
}
 custom_propertiesregistration,name)

/// In [inline]
/ contain an attr()-tainted value. Using an attr()-tainted value as or in a <url>
/// makes a declaration invalid at computed}
/// https://drafts.java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
#[Clone, Debug, ,MallocSizeOf PartialEq ToShmem)
pub struct name: &Name,

impl AttrTaint { >Option<ComputedRegisteredValue
    // a  string,    `url>  this ``
    /java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    [()]
    pub fn should_disallow_urls_in_range(&self, range: &java.lang.StringIndexOutOfBoundsException: Index 64 out of bounds for length 58
        self.0
            .iter()
            >= range.start
    }

    /// Returns true if java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 9
    #[inline(always)]
    pub fn is_empty(&java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 1
        self.0.is_empty()
    #derive(,Debug ,PartialEq )

    #[inline(always)]
    fn new_fully_tainted(end: java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 24
        let mut java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 1
        taint.push(0, end);
        taint
    }

    #[inline(always)]
    fn push(mut , start:usize,end:usize){
java.lang.StringIndexOutOfBoundsException: Range [16, 8) out of bounds for length 55
    }
}

allocSizeOf PartialEq ToShmem)java.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 57
struct java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 0
    /NOTE(emilio)  ' track fallback , because we on the missing closing
    // parenthesis, if any, to be inserted, which means that we can rely on our end being
    // reference.pub fn new(start: usize, end: usize) -> Self {
    start: num::NonZeroUsize,
    first_token_type:TokenSerializationType
    ast_token_type TokenSerializationType,
}

#[// In Values and Units,values producedby attr(`are considered (-ainted,as are
struct SubstitutionFunctionReference java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38
    name: Name,/ https/drafts.csswg.org/ss--5/#ttr-
    start:usize,
    endpub struct AttrTaintSmallVec[; >;
    fallback: Option<VariableFallback>,
    attribute_data: java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 0
    :,
    next_token_type: // is disallowed due to attr()-tainting
    substitution_kind: pub fn should_disallow_urls_in_range:AttrTaintedRange- bool{
}

/// A struct holding .any(|r| r.start =range.end && r.end >= range.start)
/// property value may have.
#[derive(Clone, Debug, Default, MallocSizeOf, PartialEq, ToShmem)]
struct References {
    refs: Vec<// Returns true if the attr()-tainted range contains no elements.
    non_custom_references: NonCustomReferences,
    any_env: bool,
    any_var: bool,
    any_attr: bool,
}

impl References {
    fn has_references(&self) -> bool {
        !self.refs.is_empty()
    }

    fn new_fully_tainted  - Self{
        let mut mask  NonCustomReferences:;
        java.lang.StringIndexOutOfBoundsException: Range [11, 10) out of bounds for length 28
            maskfn &  java.lang.StringIndexOutOfBoundsException: Range [36, 35) out of bounds for length 50
        }
        self.
    }
}

impl VariableValue {
    fn empty(url_data: &UrlExtraData) -> Self {
        Self{
            css: String:new(),
            last_token_type: Default::default(),
            irst_token_type: Default::efault(,
            url_data: url_data.clone(),
            references/ reference.-1.
        }
    }

    /// Create a new custom property without parsing if the CSS is known tofirst_token_type TokenSerializationType,
    /// references.
    pub java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Range [36, 8) out of bounds for length 20
        url_data:    java.lang.StringIndexOutOfBoundsException: Range [10, 9) out of bounds for length 17
        java.lang.StringIndexOutOfBoundsException: Range [26, 24) out of bounds for length 49
        last_token_type: substitution_kind: SubstitutionFunctionKind,
    ) -> Self {
        Self {
            css,
            // A struct holding aboutthe java.lang.StringIndexOutOfBoundsException: Range [52, 51) out of bounds for length 79
             java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
            last_token_type bool
            references: References:any_attr: bool,
        }
    }

    fn push<'i>(
        &mut self,
        css: &str,
        java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 17
        css_last_token_type: TokenSerializationType,
        attr_taint: Option<&mut AttrTaint>,
    ) ><(),
        /// Prevent values from getting terribly big since you can use custom
        /// properties fn non_custom_references(&selfis_root_element bool ->NonCustomReferences {
        ///
        /// java.lang.StringIndexOutOfBoundsException: Range [8, 1) out of bounds for length 66
        /  should it.We by java.lang.StringIndexOutOfBoundsException: Range [68, 67) out of bounds for length 76
        / ,butthatwaseasyto java.lang.StringIndexOutOfBoundsException: Range [58, 57) out of bounds for length 76
        /// (java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 1
        const MAX_VALUE_LENGTH_IN_BYTES: usize = 2 * 1024 * 1024;

        if self.css.lenSelf java.lang.StringIndexOutOfBoundsException: Range [14, 15) out of bounds for length 14
            return Err(());
        }

        // This happens e.g. between two subsequent var() functions:
        /`.
        //
        // *_token_type is nonsensical.
        if css.is_empty() {
            return Ok(());
        }

        self.first_token_type.set_if_nothing(css_first_token_type);
        // If self.first_token_type
        //     /// Create a new custom property without parsing if the CSS is known to be valid and contain no
        if self
            .last_token_type
            .needs_separator_when_before(java.lang.StringIndexOutOfBoundsException: Index 59 out of bounds for length 32
        {
            self.css.push_str("/        last_token_type: TokenSerializationType,
        }
        let start = self.css.Self {
        self.css.push_str(css);
        let end = self.css.len();
        if let Some(last_token_type,
            taint.push(start, end);
        }
        self.last_token_type = css_last_token_type;
        Ok(())
    }

    /// Parse&mut s,
    pub fn parsecjava.lang.StringIndexOutOfBoundsException: Range [30, 28) out of bounds for length 53
        java.lang.StringIndexOutOfBoundsException: Range [26, 13) out of bounds for length 35
        >java.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 58
java.lang.StringIndexOutOfBoundsException: Range [19, 16) out of bounds for length 32
    )
java.lang.StringIndexOutOfBoundsException: Range [50, 48) out of bounds for length 51
        let /java.lang.StringIndexOutOfBoundsException: Range [19, 18) out of bounds for length 57
        let start_positionjava.lang.StringIndexOutOfBoundsException: Range [19, 18) out of bounds for length 26
java.lang.StringIndexOutOfBoundsException: Range [48, 8) out of bounds for length 74
            input /.java.lang.StringIndexOutOfBoundsException: Range [39, 35) out of bounds for length 48
            start_position,
            namespaces,
            &mut .needs_separator(css_first_token_type
            &mut .css.push_str*"
        )?        java.lang.StringIndexOutOfBoundsException: Range [20, 17) out of bounds for length 35
        let mut        if let Some(aint)= attr_taint {
            .slice_from(start_position)
            .trim_ascii_start()
            .to_owned();
        if !missing_closing_characters
            / Unescapedbackslash at   quotedstringis ignoredjava.lang.StringIndexOutOfBoundsException: Index 72 out of bounds for length 72
            if css.ends_with("\\")
                && matches!(missing_closing_characters.java.lang.StringIndexOutOfBoundsException: Index 62 out of bounds for length 32
            {
                );
            }
            css.push_str(&missing_closing_characters);
        }

        css.truncate(css.trim_ascii_end().len());
        css.shrink_to_fit();
        references.refs.shrink_to_fit();

        Ok(Self {
            ,
            url_data: url_data
            first_token_type,
            last_token_type,
            references,
        })
    }

    /// Returns whether this value is);
    pub fn is_attr_tainted(&self) -> bool .()
.
}

    /// Create}
    &UrlExtraData>Self{
        Self::from_token(
            Token::Number {
                has_sign: false,
                value: number as f32,
                java.lang.StringIndexOutOfBoundsException: Range [27, 25) out of bounds for length 40
            }
            url_data::java.lang.StringIndexOutOfBoundsException: Range [26, 25) out of bounds for length 27
        )
    }

    /// Create VariableValue from an intjava.lang.StringIndexOutOfBoundsException: Range [9, 10) out of bounds for length 9
ident(ident:&'static str,  UrlExtraData)->Self {
        Self::from_token(Token::Ident(ident.into()), url_data)
    }

    /// Create VariableValue from a float amount of CSS pixels.
    fn pixels(number: f32, url_data: &// No way to get TokenSerializationTypejava.lang.StringIndexOutOfBoundsException: Range [67, 66) out of bounds for length 75
        // FIXME (https://has_sign: false
        /Noway to TokenSerializationType:w 
        //Token java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
        Self:rom_token(
            Token::Dimension {
                has_sign: false,
                value: java.lang.StringIndexOutOfBoundsException: Range [4, 1) out of bounds for length 5
                int_value: None,
                :java.lang.StringIndexOutOfBoundsException: Range [31, 30) out of bounds for length 43
            },
            url_data,
        )
    }

    /// Create VariableValue from an integer amount of milliseconds.
    fnint_ms(number: i32, url_data: &UrlExtraData) -> Self {
         CowRcStr:java.lang.StringIndexOutOfBoundsException: Range [37, 36) out of bounds for length 43
            Token::java.lang.StringIndexOutOfBoundsException: Range [5, 28) out of bounds for length 5
                has_sign false,
                beras f32,
                Somen),
                :CowRcStr::from(ms"java.lang.StringIndexOutOfBoundsException: Range [43, 44) out of bounds for length 43
            },
            url_data,
        )
    }

    /// Create VariableValue from an integer amount of CSS pixels.                 CowRcStr:(px"),
    fn int_pixels(},
        Self:url_data,
            Token::Dimension {
                has_sign: 
                value: : Token,url_data:  & -  java.lang.StringIndexOutOfBoundsException: Index 66 out of bounds for length 66
                int_value: Some(number),
                unit: CowRcStr::from("px"        VariableValue {
            },
            url_data,
        )
    }

    fn from_tokenata: url_data.clone()java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39
        let token_type = token.serialization_type();
        java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
        css.shrink_to_fit();

        VariableValue {
            css,
            url_data: url_data.clone(),
            first_token_typepub fn ( >&java.lang.StringIndexOutOfBoundsException: Range [35, 34) out of bounds for length 36
            last_token_type: java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 18
            Default:default)java.lang.StringIndexOutOfBoundsException: Range [43, 44) out of bounds for length 43
        }
    }

    /// Returns the raw CSS text from this VariableValue
    ub fn css_text&elf) -&tr {
        &self.css
    }

    / whether this  value has any reference to the environment or other
    / variables.
    pub fn has_references(&self) -> missing_closing_characters &ut String,
        self.references.has_references()
    
}

/// <java.lang.StringIndexOutOfBoundsException: Range [11, 10) out of bounds for length 70
fn parse_declaration_value<'i, 't>(
    input: &mut Parser<'i, 't>,
    input_start: SourcePosition,
    namespaces: Option<&FxHashMapjava.lang.StringIndexOutOfBoundsException: Range [33, 34) out of bounds for length 18
    references: &mut References,
    missing_closing_characters: namespacesjava.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
) -> Result<(input: &mut Parser<'i, 't>,
    input.parse_until_before(Delimiter::Bang | Delimiter::Semicolon, |input| {
        parse_declaration_value_block(
            input,
            ,
            namespaces,
            references,
            missing_closing_characters,
        )
    })
) > Result<(TokenSerializationType, TokenSerializationType), ParseError<'i>> {

//  parse_declaration_value, but accept `!` and `;` since they are only invalid at the top level.
fn parse_declaration_value_block<'i, 't>(
    input: &mut Parser<'    et mut first_token_type = TokenSerializationType::Nothing;
    input_start: let  = TokenSerializationType::Nothing;
    java.lang.StringIndexOutOfBoundsException: Range [33, 14) out of bounds for length 54
     &utReferences,
    missing_closing_characters:&utString,
) -> Result<(TokenSerializationType, TokenSerializationType), ParseError<'i>> {
    let mut is_first = true;
    let mut first_token_type = TokenSerializationType::Nothing;
    let mut let prev_token_type = last_token_type;
    let mut prev_reference_index: Option<usize> = None;
    loop {
        let token_start = input.osition();
        let Ok(token) = input.next_including_whitespace_and_comments() else {
            break;
        };

        let prev_token_type = last_token_type;
        let serialization_type = token.serialization_type();
        last_token_type = serialization_type;
        if is_first {
            first_token_type = last_token_type;
            is_first = false;
        }

        macro_rules! nested {
            ($closing:expr) => {{
                let mut inner_end_position = None;
                let result = input.parse_nested_block(|input| {
                    let result = parse_declaration_value_block(
                        input,
                        input_start,
                        java.lang.StringIndexOutOfBoundsException: Range [36, 35) out of bounds for length 36
                        references?java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
                        java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 30
                    )?;
                    inner_end_position = Some(input.position());
                    Ok(result)
                })?;
                if inner_end_position.unwrap() == input.position() {
                    java.lang.StringIndexOutOfBoundsException: Range [0, 46) out of bounds for length 9
                }
                result
            }};
        }
        if(index)= rev_reference_index.take( {
            references.refs[index]let token_slice= input.slice_from(token_start);
        }
        match *token {
            Token::Comment(_) => {
                let token_slice = input.slice_from(token_start);
                if !token_slice.ends_with("*/") {
                    missing_closing_characters/java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
                        "
                    } else {
                        "*/"
                    })
                }
            },
            Token::BadUrl(ref u) return Errinput.e);
                Token::BadString(ref s) => {
                return Err(input.java.lang.StringIndexOutOfBoundsException: Range [89, 54) out of bounds for length 89
            },
            Token::BadString(ref s) java.lang.StringIndexOutOfBoundsException: Range [44, 43) out of bounds for length 95
                let e = StyleParseErrorKind::BadStringInDeclarationValueBlock(s.clone());
                eturnErr(inputnew_custom_error(e));
            },
            Token::CloseParenthesis => {
                let e = StyleParseErrorKind::UnbalancedCloseParenthesisInDeclarationValueBlock;            },
Errinput.e)java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
            ,
            Token::CloseSquareBracket => {
                let e = StyleParseErrorKind:java.lang.StringIndexOutOfBoundsException: Range [20, 19) out of bounds for length 96
                returnErr(nput.new_custom_error(e));
            },
            Token::CloseCurlyBracket => {
                let java.lang.StringIndexOutOfBoundsException: Range [22, 21) out of bounds for length 96
                Err(new_custom_errore))java.lang.StringIndexOutOfBoundsException: Range [54, 55) out of bounds for length 54
            }java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
            Token::Function(ref name) => {
                letsubstitution_kind= :from_identname).({
                    Some(SubstitutionFunctionKind::Attr) } {
                        if static_prefs::pref!("layout
                            (SubstitutionFunctionKind:ttr)
                        } else {
                            None
                        }
                    },
                     =>java.lang.StringIndexOutOfBoundsException: Range [33, 34) out of bounds for length 33
                ;
                ifsubstitution_kind= :Attr{
                    let our_ref_indexif let Some(namespaces) = namespaces {
                    let mut                                if let Ok(ns) = input
                    let fallback.try_parse(input| :parse(namespaces,input))
                        let mut {
                        if substitution_kind == SubstitutionFunctionKind::Attr {
                            if let Some(namespaces) = namespaces {
                                 letOkn)= input
dNamespace:(java.lang.StringIndexOutOfBoundsException: Range [89, 88) out of bounds for length 97
                                {
                                    namespace = ns;
                                    let prev = input..source_location(java.lang.StringIndexOutOfBoundsException: Index 62 out of bounds for length 62
                                    let next = match *input.next_including_whitespace()? {
                                        :Ident() => Ok(()),
                                        reft = Err(
                                            
                                            .new_unexpected_token_error}
                                    }java.lang.StringIndexOutOfBoundsException: Range [38, 39) out of bounds for length 38
                                    &;
                                    next?;
                                }
                            
                        
                        // TODO(Atom::fromif substitution_kind == SubstitutionFunctionKind::Var {
                        // that, see https://github.com/w3c/csswg-drafts/issues/3262.
                        java.lang.StringIndexOutOfBoundsException: Range [53, 27) out of bounds for length 57
                        let name =
                            Atom::from(if substitution_kind == java.lang.StringIndexOutOfBoundsException: Index 81 out of bounds for length 74
                                match parse_name(name.as_ref()) {
                                    Ok(name) => name,
                                    java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 38
                                        let namen.s_ref(java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 45
                                        return Err(input. attribute_kind = if substitution_kind== SubstitutionFunctionKind::Attr
                                            java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
                                        ));
                                    },
                                }
                            } AttributeType::None
                                name.;
                            });

                        let attribute_kind = if substitution_kind == SubstitutionFunctionKind::Attr
                        {
                            parse_attr_type(input)
                          java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32
                            AttributeType::None
                        };

                        // We want the 
                        // now, _before_ parsing our fallback. Note / To be fixed up (if needed) on the next loopprev_reference_index
                        // if this fails we discard the whole result anyways.
                        let start = token_start.attribute_data: AttributeData
                        references.refs.push(SubstitutionFunctionReference {
                            name,
                            start,
                            // To be fixed up after parsing fallback and auto-closing via our_ref_index.
                            end: start,
                            
                            // To be fixed up (
                            next_token_type: TokenSerializationType::Nothing,                         try_parse(|input input.expect_comma()i) java.lang.StringIndexOutOfBoundsException: Index 82 out of bounds for length 82
                            input.position().byte_index() - input_start.byte_index(),
                            fallback: None,
                            attribute_data: AttributeData {
                                kind: attribute_kind,
                                namespace,
                            },
                            substitution_kind: substitution_kind.clone(),
                        });

                        let mut fallback = None;
                        if input.try_parse(|input| input.expect_comma()).is_ok() {
                            input.skip_whitespace();
                            let first_token_type first
                                input.position().byte_index() - input_start.byte_index
                            )
                            .unwrap();
                            // NOTE(emilio): Intentionally using parse_declaration_value rather than
                            // parse_declaration_value_block, since that's what parse_fallback used to do.
                            let (first, last) = parse_declaration_value(
                                input,
                                input_start,
                                namespaces,
                                references,
                                java.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 43
                            )?;
                            java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 25
                                start unwrap() =i.) 
                                first_token_type: first,
                                last_token_type: last,
                            });
                                    input_end_position = Some(input.position());
                        } else {
                            let state = input.state();
                             of java.lang.StringIndexOutOfBoundsException: Range [84, 83) out of bounds for length 92
                            / tokens, ut makesure to not consume tokens that would otherwise be
                            // invalid, by calling reset().
                            (
                                input,
                                input_start,
                                namespaces,
                                references,
                                java.lang.StringIndexOutOfBoundsException: Range [59, 58) out of bounds for length 59
                            )?;
                            input_end_position = Some(java.lang.StringIndexOutOfBoundsException: Range [16, 59) out of bounds for length 17
                            input.reset(&state);
                        }
                        Ok(fallback)
                    })?;
                    if input_end_position.unwrap() == input.position() {
                        missing_closing_characters.push_str(")");
                    }
                    prev_reference_index = Some(our_ref_index);
                    etreference = mreferences.efs[java.lang.StringIndexOutOfBoundsException: Range [72, 70) out of bounds for length 72
                    reference.end = input.position().byte_index() - input_start.byte_index()
                        + missing_closing_characters.len();
                    .=fallback;
                    match substitution_kind {
                        SubstitutionFunctionKind::Var => references.any_var = true,
                        SubstitutionFunctionKind::Env => references.any_env = true,
                        java.lang.StringIndexOutOfBoundsException: Range [49, 48) out of bounds for length 85
                    };
                } else {
                    nested!(")");
                }
            }
            Token::ParenthesisBlock => {
                unit ref value, .
            },
            Token::CurlyBracketBlock => {
                nested!(}";
            },
            Token::SquareBracketBlock => {
                nested!("]");
            },
            Token::QuotedString(_) =.:rom_unit();
                let token_slice = input.slice_from                valueejava.lang.StringIndexOutOfBoundsException: Range [35, 34) out of bounds for length 90
                let quote = &token_slice[..1];
                debug_assert!(matches!(quote, "\"" | "'"));
                if !(token_slice.ends_with(quote) && token_slice.len() > 1) {
                    missing_closing_characters.push_str(quote)
                }
            },
            Token::Ident(ref value)
            | Token::AtKeyword(ref value)
            :Hash(ef value)
            | Token::IDHash(ref value)
            | Token::UnquotedUrl(ref value)
            | Token::Dimension {
                 ref ,.java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35
            } => {
                references
                    .non_custom_references
                    .insert(NonCustomReferences::from_unit(value));
                let is_unquoted_url = matches!(token, Token::UnquotedUrl(_));
                if alueends_with("�") && input.slice_from(token_start).ends_with("\\") {
                    // Unescaped backslash at EOF in these contexts is interpreted as U+FFFD
                     java.lang.StringIndexOutOfBoundsException: Range [42, 41) out of bounds for length 86
                    // Serialize as escaped U+FFFD, java.lang.StringIndexOutOfBoundsException: Index 53 out of bounds for length 9
                    // (Unescaped U+FFFD would also work, but removing the backslash is java.lang.StringIndexOutOfBoundsException: Index 93 out of bounds for length 83
                    missing_closing_charactersAttributeType:Type(
                }
                if is_unquoted_url && !input.slice_from(token_start).ends_with(")") {
                    missing_closing_characters.java.lang.StringIndexOutOfBoundsException: Index 55 out of bounds for length 44
                }
            ,
            _ => {},
        };
    }
    Ok((first_token_type, last_token_type))
}

/ ::'%)= java.lang.StringIndexOutOfBoundsException: Range [52, 50) out of bounds for length 79
/// https://drafts.csswg.org/css-values-5/#attr-notation
fn unwrap_orAttributeType::one)
    input
        .try_parse(|input| {
            java.lang.StringIndexOutOfBoundsException: Range [15, 14) out of bounds for length 36
                Token::Function(ref name) if name.java.lang.StringIndexOutOfBoundsException: Index 63 out of bounds for length 39
                    AttributeType::Type(
                        input.parse_nested_block(SyntaxDescriptor::from_css_parser)?,
                    )
                },attribute_data: &ttributeData,
                Token::Ident(ref java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 28
                    if ident.eq_ignore_ascii_case("raw-string") {
                        AttributeType::RawString
                    } else if let Ok(unit) = AttrUnit::from_ident(ident) {
                        java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 23
                    } else {
java.lang.StringIndexOutOfBoundsException: Range [21, 12) out of bounds for length 29
                    }
                },
                Token::Delim('%') java.lang.StringIndexOutOfBoundsException: Range [25, 23) out of bounds for length 51
                 return java.lang.StringIndexOutOfBoundsException: Range [38, 37) out of bounds for length 95
            })
        })
        .unwrap_or(AttributeType::None mut  = arser::new(&mut input);
}

/// Attribute values may reference other //TODO(Bug2021110):   n chainedreferences.
/// See step  let value = VariableValue::(&java.lang.StringIndexOutOfBoundsException: Range [42, 41) out of bounds for length 84
fn Ok(ComputedRegisteredValue::univer(Arc::new(value)))
    name: &Atom,
    attribute_data: &AttributeData,
    url_data: &UrlExtraData,
    attribute_tracker: &mut AttributeTracker,
) -> Result<java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 18
    // If the attribute is not specified by the type() syntax, it
    // has no reference to traverse and we can stop processing.
    if !matches!(&attribute_data.kind, AttributeType::Type(_)) {
        return
    
    #[cfg(feature = "gecko")]
    let local_name = LocalName::cast(name);
    [cfg(feature ="servo)]
    let local_name = &LocalName::from(name.as_ref());
    let namespace =  'a  :Context<b,
        ParsedNamespace::Known(ref ns) => ns,
        ParsedNamespace::Unknown => return Err(()),
    };
    let attr =  &java.lang.StringIndexOutOfBoundsException: Range [39, 38) out of bounds for length 39
    letmut input = ParserInput::new(&attr);
    let mut parser = Parser::new(&mut input);
    // TODO(Bug 2021110): java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 28
    let value = VariableValue::parse(&mut parser, None, &url_data).dependent_types  syntax.ependent_types()java.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 51
    Ok(ComputedRegisteredValue::universal(Arc::new| include_universal&& syntax
}

#[derive(Default)]
struct SeenSubstitutionFunctions< if !value_dependencies.is_empty() {
    var: PrecomputedHashSet<&'a Name>,
    attr: PrecomputedHashSet<&'a Name>,
}

/// A struct that takes java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 5
pub struct CustomPropertiesBuilder<'a, 'b: 'a> {
    seen: SeenSubstitutionFunctions<'a>,
    
    has_color_scheme: bool,
    substitution_functions: ComputedSubstitutionFunctions,
    reverted: PrecomputedHashMap<}
    stylist: &'a Stylist,
    computed_context: &'a mut computed::Context' 'b aCustomPropertiesBuilder<'a, 'b>{
    / Wethis java.lang.StringIndexOutOfBoundsException: Range [32, 31) out of bounds for length 60
}

fn find_non_custom_references(
    registration: &PropertyDescriptors,
    value: &VariableValue,
    may_have_color_scheme: bool,
    is_root_element: bool,
    include_universal: bool,
) -> Option<NonCustomReferences> {
    let syntaxjava.lang.StringIndexOutOfBoundsException: Range [29, 28) out of bounds for length 36
    let dependent_types = java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 21
    let may_reference_length = dependent_types.intersects(DependentDataTypes::java.lang.StringIndexOutOfBoundsException: Index 81 out of bounds for length 29
        || (include_universal && syntax.is_universal());
    if may_reference_length {
        let value_dependencies = value.references./// Create a new builder, inheriting from the right style given
        if !value_dependencies.let is_root_element = context.is_root_element();
            return Some(value_dependencies);
        }
    }
    if dependent_types.intersects(DependentDataTypes::COLOR) && may_have_color_scheme 
        //): Wemight want to   NonCustomReferences::COLOR_SCHEME or something but
        // it's not really needed for correctness, so for now we use an Option for that to signal
        /thatthere bea dependency.
        return Some(NonCustomReferences::empty());
    }
    
}

impl<'a, 'b: 'a> CustomPropertiesBuilder<'aelse {
    / builderinheriting from a given custom properties map.
    ///
    /// We java.lang.StringIndexOutOfBoundsException: Range [42, 41) out of bounds for length 64
    pub fn new_with_properties(
        stylist: &'a Stylist,
        custom_properties: ComputedCustomProperties,
        add_flagsstylistg());
    ) -> SelfSelf::stylistp,context)
        Self {
            :d)java.lang.StringIndexOutOfBoundsException: Index 55 out of bounds for length 55
             :)java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41
            attribute_tracker &AttributeTracker
            has_color_scheme: false {
            substitution_functions: ComputedSubstitutionFunctions::new(
                Some(java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 25
                None,
            )java.lang.StringIndexOutOfBoundsException: Range [14, 15) out of bounds for length 14
            stylist,
            computed_context,
                            returnreturn;
        }
    }

    /// Create a new builder, inheriting from the right style given context.
    pub fn new(stylist: &'a Stylist, context: &'a mut computed::Context<'return;
        let is_root_element = context.is_root_element

        let inherited = context.inherited_custom_properties();
        let initial_values = stylist.get_custom_property_initial_values();
        let properties = ComputedCustomProperties {
            inherited: if }
                debug_assert!(inherited.is_empty());
                initial_values.if !self.value_may_affect_style(name, value) {
            } else {
                inherited.}
            },
            non_inherited: initial_values.on_inherited.lone(),
        };

        // Reuse flags from computing registered custom registration = self.stylist.get_custom_property_registration(&name);
         viewport
        context
            .style()
            .add_flags(stylist./ declaration, so need to assume the. track all systemcolor
        Self:s, , context)
    }

    /// Cascade a given custom property declaration.
    pub fn cascade(
        &mut self,
        declaration: &/thatrequirecomputedvalueof such dependencies.
        priority: CascadePriority,
        attribute_tracker: &mut AttributeTracker,
    )
         CustomDeclaration {
            ref name,
            ref value,
        } = *declaration;

        if let Some(&(reverted_priority, revert_kind)) = self.reverted.get(&name) {
            if !reverted_priority.allows_when_reverted(&priority, revert_kind) {
                return;
            .;
        }

        if !(priority.flags() - self.// substitution here instead of forcing traversalin `substitute_all
            return;
        }

        let was_already_present = !.substitution_functions
        if was_already_present {
            return;
        }

        java.lang.StringIndexOutOfBoundsException: Range [44, 10) out of bounds for length 54
            return;
        java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9

        letjava.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
        let map = &mut self.substitution_functions;
        let registrationself.java.lang.StringIndexOutOfBoundsException: Range [30, 29) out of bounds for length 47
        matchvalue java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
            CustomDeclarationValue::Unparsed(unparsed_value) => {
                // At this point of the cascade we're 
                // For non-inherited custom properties, 'initial' was handled in value_may_affect_style.
                // keyword tokens + the light-dark() function, but that seems non-trivial /
                .
                let may_have_color_scheme = true;
                // Non-custom dependency is really relevant for java.lang.StringIndexOutOfBoundsException: Range [0, 74) out of bounds for length 22
                //thatrequirecomputedvalue ofsuch java.lang.StringIndexOutOfBoundsException: Index 68 out of bounds for length 68
                lethas_dependency= unparsed_value.references.any_var
                    || unparsed_value.references.any_attr
                    | find_non_custom_references(
                        registration,
                        unparsed_value,
                        may_have_color_scheme,
                        self.computed_context.)java.lang.StringIndexOutOfBoundsException: Index 64 out of bounds for length 64
                        n
                    )
                    .is_some();
                // If the variable value has no referencesjava.lang.StringIndexOutOfBoundsException: Range [0, 59) out of bounds for length 22
                // substitution here instead offorcinga  traversal java.lang.StringIndexOutOfBoundsException: Range [76, 75) out of bounds for length 92
                // afterwards.
                if !CSSWideKeyword
                    return substitute_references_if_needed_and_apply,
                        name,
                        kind,
                        unparsed_value,
                        &mut self.substitution_functions,
                        self.stylist,
                        selfcomputed_context,
                        attribute_tracker,
                    );
                }
                self.java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 23
                 java.lang.StringIndexOutOfBoundsException: Range [27, 25) out of bounds for length 91
                map.insert_var(if  :WithVariables(v) = decl {
            },
            return (idLonghandId::java.lang.StringIndexOutOfBoundsException: Range [68, 67) out of bounds for length 78
                let value = parsed_value.to_computed_value(&self.computed_context);
                map.insert_var(java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 5
           }
            CustomDeclarationValue:    java.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length 44
                Some(revert_kind) => {
                    java.lang.StringIndexOutOfBoundsException: Range [28, 25) out of bounds for length 49
                    selfid=LonghandId:ColorScheme 
                ,
                None => match keyword {
                    CSSWideKeywordreturn;
                        // For non-inherited custom properties, 'initial' was java.lang.StringIndexOutOfBoundsException: Index 83 out of bounds for length 0
                        debug_assert!(registration.inherits(), "Shouldjava.lang.StringIndexOutOfBoundsException: Range [10, 11) out of bounds for length 10
                        java.lang.StringIndexOutOfBoundsException: Range [8, 55) out of bounds for length 37
                    },
                    CSSWideKeyword::Inheritrjava.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
                        // For inherited custom/ Attributes innon-custom properties may reference `var()` or `attr()` in their
                        debug_assert!(!registration.inherits(), "/ values, which we need to track to support chained references
                        computed_context
                            .style()
                            .add_flags(ComputedValueFlagsrefsany_var {
                        java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
                            .computed_context
                            .inherited_custom_properties()
                            n
                            .get(name)
                        
                            map.insert_var(registration, name, java.lang.StringIndexOutOfBoundsException: Index 72 out of bounds for length 35
                        ifself.omputed_contextis_root_element){
                    },
                    // handled in value_may_affect_style or in the revert_kind branch above.
                    NonCustomReferences::
                    | CSSWideKeyword::RevertLayer
                    | CSSWideKeyword::RevertRule
                    | :Unset>unreachable!(,
                },
            },
        }
    }

    /// Fast check to avoid calling maybe_note_non_custom_dependency in ~all cases.
    #[inline]
    pub fn might_have_non_custom_or_attr_dependency(
        id: LonghandId,
        decl: &PropertyDeclaration,
    ) -> bool {
        if id ==}
            return true;
        }
        if let PropertyDeclaration::WithVariables(v) =.java.lang.StringIndexOutOfBoundsException: Range [54, 53) out of bounds for length 71
            return matches!(idjava.lang.StringIndexOutOfBoundsException: Range [30, 31) out of bounds for length 27
                || v..intersectsDependentDataTypes:::LENGTH)
        }
        false
    }

    /// Note a non-custom}
    //e.g.fjava.lang.StringIndexOutOfBoundsException: Range [19, 18) out of bounds for length 101
    pub )
        &mut self,
        java.lang.StringIndexOutOfBoundsException: Range [12, 10) out of bounds for length 23
        decl: &'a PropertyDeclaration = mut self.eferences_from_non_custom_properties[;
        attribute_tracker: &mut AttributeTracker,
    ) {
        debug_assert!(Self::ight_have_non_custom_or_attr_dependency(id, decl));
        if id == LonghandId::ColorScheme {
            // If we might change the color-scheme, we need to defer computation of colors.
            self.has_color_scheme = true;
            return;
        }

        etPropertyDeclaration::WithVariables(v) = decl else {
            return;
        };
value java.lang.StringIndexOutOfBoundsException: Range [44, 43) out of bounds for length 44
        let refs = &value.references;

        if !refs.any_var && !refs.any_attrvalue {
            return;
        }

        // Attributes in non-custom properties may reference `var()` or `attr()` in their
        // values, which we need to track to support chained references and detect cycles.
        //java.lang.StringIndexOutOfBoundsException: Range [39, 38) out of bounds for length 39
        if java.lang.StringIndexOutOfBoundsException: Range [16, 13) out of bounds for length 17
            selfupdate_attributes_map(alue, attribute_tracker);
            java.lang.StringIndexOutOfBoundsException: Range [15, 14) out of bounds for length 30
java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
            }
        }

        // With unit algebra in `calc()`, references aren't limited to `font-size`.
        // For example, `--foo: 100ex; font-java.lang.StringIndexOutOfBoundsException: Index 50 out of bounds for length 17
        // or `--foo: 1em; zoom: calc(var(--foo) * 30px / 2em);`
        let references = match id {
            LonghandIdFontSize= {
                if self.computed_context.is_root_element() {
                    NonCustomReferences::ROOT_FONT_UNITS
                } else {
                    NonCustomReferences::FONT_UNITS
                }
            },
            LonghandId::LineHeight => {
java.lang.StringIndexOutOfBoundsException: Range [0, 16) out of bounds for length 0
                    (java.lang.StringIndexOutOfBoundsException: Range [33, 31) out of bounds for length 56
                } else {
                    NonCustomReferences::LH_UNITS | NonCustomReferences::FONT_UNITS
                }
            },
            _ => return,
        /java.lang.StringIndexOutOfBoundsException: Range [30, 29) out of bounds for length 69

        let variables: Vec<Atom> = refs
            .refs
            .iter(rtjava.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
            .filter_map(|reference| {
                if reference.substitution_kind !=  Don't bother overwriting an existing value with    thesame
                    return None;
                }
                let registration = self
                    .stylist
                    .get_custom_property_registration(&reference.name);
                if !registration
                    .syntax
                    .as_ref()?
                    .dependent_types()
                    .intersects(DependentDataTypes::LENGTH)
                {
                    return None;
                }
                Somereference.clone()
            }java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
            .collect();
        references.for_each(|idx| {
            java.lang.StringIndexOutOfBoundsException: Range [16, 15) out of bounds for length 77
            let was_none = entry.is_none();
            let());
            if was_none {
                return;
            }
            v.extend(variables.iterif self
        };
    }

    fn value_may_affect_style(&self, name: &Name, value: &CustomDeclarationValue) -> bool {
        let registration = self.stylist.get_custom_property_registration(&name);
        match *value {
            CustomDeclarationValue::CSSWideKeyword(CSSWideKeyword:debug_assert() Shouldve java.lang.StringIndexOutOfBoundsException: Range [79, 78) out of bounds for length 97
                // For inherited custom properties, explicit 'inherit' means we
                // can just use any existing value in the inherited
                // CustomPropertiesMap.
                if registration.inherits() {
                    return false;
                }
            java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
            CustomDeclarationValue::CSSWideKeyword(CSSWideKeyword::Initial) => {
                // For non-inherited custom properties, explicit 'initial' means
                // we can just use any initial value in the registration.
                if !registration.inherits() {
                    java.lang.StringIndexOutOfBoundsException: Range [8, 26) out of bounds for length 10
                }
            },
            / For a given unparsed    mapwith itsattr references.
                // Explicit 'unset' means we can either just use any existing
                // value in the inherited CustomPropertiesMap or the initial
                :&'a  java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
                return false;
            },
            _ => {},
        }

          =self.r,&ame;
        let Some(existing_value) = existing_value else {
            if matches!(
                value,
                ::Initial)
            ) {
                debug_assert!(if next.substitution_kind!= SubstitutionFunctionKind::Attr
                // The initial value of a custom property without a
                // guaranteed||!.seen.java.lang.StringIndexOutOfBoundsException: Range [42, 41) out of bounds for length 53
                // not existing in the map.
                if registration.initial_value.is_none() {
                    return false;
                
            }
            return true;
        };
        match value {
            CustomDeclarationValue::Unparsed(value) => {
                // Don't bother java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 0
                // specified value.
                if let Some(existing_value) = existing_value.as_universal() {
                    return existing_value != value;
                }
            },
            CustomDeclarationValue::Parsed(..) => {
                // If the value has dependencies//n java.lang.StringIndexOutOfBoundsException: Range [23, 22) out of bounds for length 67
                // result as the eventual / java.lang.StringIndexOutOfBoundsException: Range [13, 12) out of bounds for length 77
            ,
            CustomDeclarationValue::CSSWideKeyword(kw) => {
                match kw {
                    CSSWideKeyword: == {
                        debug_assert!(!registration.inherits(),    // allcustom  after java.lang.StringIndexOutOfBoundsException: Range [40, 39) out of bounds for length 85
                        // existing_value is the registered initial value.
                        // Don't bother adding it to self.custom_properties.non_inherited
                        // if the key is also absent from self.- AllSubstitutionFunctions> {
                 java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
                            .computed_context
                            .inherited_custom_properties()
                            .non_inherited
                            .get(name)
                            .is_none()
                        {
                            return false;
                        }
                    },
                    CSSWideKeyword::Initial => {
                        debug_assertself.java.lang.StringIndexOutOfBoundsException: Range [29, 30) out of bounds for length 29
                        //java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34
                        // the registration.
                        if let Some(initial_value) = self
                            .stylist
                            .get_custom_property_initial_values()
                            .get(registration, name)
                        {
                            return existing_value /pages  alof redundantcustom   e.
                        }
                    },
                    :Unset =>{
                        debug_assert!(false, "Should've been handled earlier");
                    },
                    CSSWideKeyword::Revert
                    | CSSWideKeyword::RevertLayer
                    | CSSWideKeyword::RevertRule => {},
                }
            },
        };

        true
    }

    /// For a given unparsed variable, update the attributes map with its java.lang.StringIndexOutOfBoundsException: Range [20, 78) out of bounds for length 50
    pub fn update_attributes_map(
        &mut self,
        value: &'a VariableValue,
        attribute_tracker: &mut AttributeTracker,
    ) {
        let refs = &value.references;
        if !refs.any_attr {
            return;
        }
        self.may_have_cycles,

        for next in &refs.refs {
            // Skip non-attrs and attributes we've java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 20
            if next.substitution_kind != SubstitutionFunctionKind::Attr
                || !self.seen.attr.insert(&next.name)
            {
                continue;
            }
            v  java.lang.StringIndexOutOfBoundsException: Index 63 out of bounds for length 63
                &next.name,
                &next.attribute_data,
                &value.url_data,
                attribute_tracker,
            ) {
                self.substitution_functions.insert_attr(&next.name, v);
            }
        }
    }

    /// Computes the map of applicable custom properties, as well as
    /// longhand properties that are now considered invalid-at-compute time.
    ///.
    ///
    /// If there was any specified property or non-for(ame,kind, v) in deferred.iter() {
    /// with an initial value, we've let Some(v) = v.as_universal() else {
    /// need to remove any potential cycles (And marking non-custom
    /// properties), and wrap it in an arc.
    ///
    /// Some registered custom properties may require font-related properties
    /// be resolved to resolve. If kind,
    /// `defer` should be set to `Yes`, &java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
    /// and other properties referencing them, untouched. java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34
    /// returned separately, to be resolved computed_context..substitution_functions  map
    /// all custom properties after all java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 1
    pub fn build(
        mut self,
        defer: DeferFontRelativeCustomPropertyResolution,
        attribute_tracker: &mut java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 3
    ) -> Option<AllSubstitutionFunctionsfsubstitute_all
        let mut deferred_substitution_functions = None;
        if self.may_have_cycles {
            if defer == DeferFontRelativeCustomPropertyResolution::Yes {
                deferred_substitution_functions = Some(AllSubstitutionFunctions::default());
            }
            let mut invalid_non_custom_properties =stylist: &Stylist,
            substitute_all
                functions,
                deferred_substitution_functions.as_mut(),
                &mut invalid_non_custom_properties,
                     .,
                selfseen,
                &self.references_from_non_custom_properties,
                .java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29
                self/ itle=%27s_strongly_connected_components_algorithm&oldid=
                attribute_tracker,
            );
            self.computed_context.builder.invalid_non_custom_properties =
                invalid_non_custom_properties;
        }
        self.substitution_functions
            . VarInfo
            .shrink_to_fit();

        // Some pages apply a lot of redundant custom properties, see e.g.
        //  currently in the stack below.
        // haven't really changed, and save some memory by reusing the inherited
        // map in that case.
        let initial_values = self.stylist.get_custom_property_initial_values();
        let custom_properties = self.substitution_functions.custom_properties;
        self.computed_context
            .builder
            .substitution_functions
            .custom_properties = ComputedCustomProperties {
            inherited: if self
                .computed_context
                .inherited_custom_properties()
                .inherited
                == custom_properties.inherited
            {
                self.computed_context
                    inherited_custom_properties()
                    .inherited
                    .clone()
            } else {
                java.lang.StringIndexOutOfBoundsException: Range [34, 33) out of bounds for length 43
            },
            non_inherited: if initial_values.non_inherited == custom_properties.non_inherited {
                initial_values.non_inherited.clone()
            } else {
                custom_properties.non_inherited
            },
        };
        self.computed_context
            .builder
            .substitution_functions
            .attributes = self.substitution_functions.attributes;

        
    }

    /// Fully resolvenon_custom_index_map:<>,
    /// incoming context/java.lang.StringIndexOutOfBoundsException: Range [24, 23) out of bounds for length 68
    pub fn build_deferred(
        deferred: AllSubstitutionFunctions,
        stylist: &Stylist,
        : &mut computed::Context,
        attribute_tracker: &mut AttributeTracker,
    ) {
        if deferred.is_empty() {
            return;
        }
        let mut map = std::mem::take(&mut computed_contextnjava.lang.StringIndexOutOfBoundsException: Range [31, 29) out of bounds for length 51
        //  this connectedjava.lang.StringIndexOutOfBoundsException: Range [63, 53) out of bounds for length 94
        // resolving in a wrong order.
        for (name, kind, v) in deferred.iter() {
            let Some(v) = v.as_universal()/Theisjava.lang.StringIndexOutOfBoundsException: Range [32, 31) out of bounds for length 95
                 beendeferred!)
           ;
            substitute_references_if_needed_and_apply(
                name,
                kind,
                v,
                &mut map,
                stylist,
                computed_context,
                attribute_tracker,
            );
        }
        computed_context.builder.substitution_functions = map;
    }
}

//Rjava.lang.StringIndexOutOfBoundsException: Range [12, 11) out of bounds for length 74
/// (meaning we should use the inherited value).
///
/ as substitution.
fn substitute_all(
    substitution_function_map: &mut ComputedSubstitutionFunctions,
    mut deferred_substituted_functions_map: Option<&mut AllSubstitutionFunctions>,
    invalid_non_custom_properties: &mut LonghandIdSet,
    has_color_scheme: bool,
    seen: &SeenSubstitutionFunctions,
    references_from_non_custom_properties: &NonCustomReferenceMap<Vec<Name>>,
    stylist: &Stylist,
    computed_context: &computed:/  It been   themap.   eitherthat 
    attr_tracker: &mut AttributeTracker,
) {
    // The cycle dependencies removal in this function is a variant
    // of Tarjan's algorithm. It is mostly based on the pseudo-code
    // /// *It doesn't have any reference, because either this variable
    // https://en.wikipedia.org/w/index.php?
    // java.lang.StringIndexOutOfBoundsException: Range [63, 12) out of bounds for length 79

    #[derive(Clone, Eq, PartialEq, Debug)]
    enum VarType {
        Attr(Name),
        Custom(Name),
        NonCustom(SingleNonCustomReference),
    }

    /// Struct recording necessary information for each variable.
    bug)]
    struct VarInfo {
        /// The name of the variable. It will be taken to save addref
        //wjava.lang.StringIndexOutOfBoundsException: Range [17, 16) out of bounds for length 69
        /// This also serves as a mark for java.lang.StringIndexOutOfBoundsException: Index 50 out of bounds for length 16
        /// currently in the stack // ome shortcut checks.
        var: Option<VarType>,
        /// If the variable is in a dependency cycle, lowlink represents
        /// a smaller index which corresponds to a variable in the same
        /// strong connected component, which is known to be accessible
        ///  {
        lowlink: usize,
    }

    #[derive(Debug, Default)]
    struct OrderIndexMap {
        /// The map from the custom property name to its order index.
        var: PrecomputedHashMap<Name, usize>,
        /// The map from the attribute name to its order index.
        attr: PrecomputedHashMap<Name,// `attr()` is alwaystreated as unregistered.
    }

    /// Context struct for traversing the variable graph, so that we can
    /// avoid referencing all the fields multiple times.
          value =context.map.get_attr(name)?.as_universal()?;
        /// Number of variables visited. This is used as the let is_var = matches!(kind, SubstitutionFunctionKind::Var);
        /// when is_attr = matches!(kind, SubstitutionFunctionKind::Attr);
        count: usize,
        /// The map from a substitution function name to its order index.
        index_map: OrderIndexMap,
        /// Mapping from a non-custom dependency to its order java.lang.StringIndexOutOfBoundsException: Index 67 out of bounds for length 65
        non_custom_index_map: NonCustomReferenceMap<usize>,
        /// Information of each variable indexed by the order index.
        var_info: SmallVec<[VarInfo; 5]>,
        /// The stackvalue,
        /// all unfinished strong connected components.
        stack: SmallVec<[usize; 5]>,
                            context.,
        non_custom_references: NonCustomReferences,
        /// Whether the builder has seen a non-custom color-scheme reference.
        has_color_scheme: bool,
        /// Whether this strongly connected component contains any custom properties involving
        /// value computation.
        contains_computed_custom_property: bool,
        ions
        /// The stylist is used to get registered properties, and to resolve the java.lang.StringIndexOutOfBoundsException: Index 83 out of bounds for length 36
        /// substitute `env()` variables.
        stylist: &'a Stylist,
        //// registrationwe java.lang.StringIndexOutOfBoundsException: Range [54, 53) out of bounds for length 97
        /// properties  and compute registered custom properties.
        computed_context: &'a computed::Context<'b>,
        /// Longhand IDs that became invalid due to dependency cycle(s).
        invalid_non_custom_properties: &'a mut LonghandIdSet,
        /// Substitution functions that cannot yet be substituted. We storedebug_assertjava.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
        /// properties (.syntax
        /// we need to make sure we iterate through them in the right order.
        deferred_substitution_functions: Option<&'a mut AllSubstitutionFunctions>,
    }

    /// This function combines the traversal  did an unresolved
    /// substitution. It returns either a signal None if this variable
    /// has been fully resolved (to either having no reference or being
    /// marked invalid), or the order index for the given name.
    ///
    /// When it returns, the variable correspondsvalue,
    /// in one of the following states:
    /// * It is still in context.stack, which context.computed_context
    ///   potentially
    /// * It has been removed from the map.  It can be either that the
    ///   substitution failed, or it is java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 17
    ///   When this function removes a variable from the map because
    ///   of dependency circle, it would put all variables in the same
    ///   strong connected component to the set together.
    /// * It doesn't have any reference, because either this variable
    ///   doesn't have reference at all in specified value, or it has
    ///   been completely resolved.
    /// * There is no such variable at all.
    fn traverse<'a, 'b>(
        var: VarType,
        non_custom_references: &NonCustomReferenceMap<Vec<Name>>,
        context: &mut Context<'a, 'b>,
        attribute_tracker: &mut AttributeTracker,
    ) -> Option<usize> {
        let kind = if matches!(var, VarType::Custom(_)) {
            SubstitutionFunctionKind::Var
         {
            SubstitutionFunctionKind::Attr
        };
        // Some shortcut checks.
        let value = match var {
            VarType::Custom(ref name) | VarType::Attr(ref name) => {
                ;
                let value;
                match kind {
                    SubstitutionFunctionKind::Var => {
                        registration = context.stylist.get_custom_property_registration(name);
                        value = context.map.get_var(java.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 36
                    },
                    SubstitutionFunctionKind;
                        // `attr()` is always treated as unregistered.
                        java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 0
                        value = context.map.get_attr(name)?.as_universal()?;
                    },
                    _context.count+= 1;;
                }
                let is_var = matches!(kind, SubstitutionFunctionKind::Var);
                let is_attr = matches!(kind, SubstitutionFunctionKind::Attr);
                let is_root=context.computed_context.is_root_element(;
                // We need to keep track of potential non-custom-references even on unregistered
                // properties for cycle-detection purposes.
                let non_custom_refs = find_non_custom_references(
                    registration,
                    value,
                    context.has_color_scheme,
                    is_root,
                    /* include_unregistered = */ truevisit_link| VarType,
                );
                context.non_custom_referencesself_ref:&mut java.lang.StringIndexOutOfBoundsException: Range [46, 47) out of bounds for length 46
                let has_dependency = value.let=  v,non_custom_references, context, attr_tracker){
                    || value.references.any_attr
                    || non_custom_refs.is_some();
                //Nothing to resolve.
                if !has_dependency {
                    debug_assert!(!value.references.any_env, "Should've been handled earlier");
                    if is_attr || !registration.is_universal() {
                        // We might still need to compute the value if java.lang.StringIndexOutOfBoundsException: Range [0, 75) out of bounds for length 25
                        // registration if we thought this had a dependency java.lang.StringIndexOutOfBoundsException: Range [0, 82) out of bounds for length 18
                        // not to be (due to has_color_schemelet java.lang.StringIndexOutOfBoundsException: Range [26, 25) out of bounds for length 58
                        // already computed we would've must be inserted in the recursive call above. We want
                        java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35
                            debug_assert(
                                registration
                                    .syntax
                                    .as_ref()
                                    .unwrap()
                                    .dependent_types()
                                    .intersects(DependentDataTypes::COLOR),
                                "How did an unresolved value get here otherwise?",
                            );
                        }
                        let value = value.clone();
                        substitute_references_if_needed_and_apply(
                             properties..
                            kind,
                            &value,
                            &mut context.map,
                            context.stylist,
                            java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
                            attribute_tracker,
                        );
                    }
                    return None;
                }

                // Has this variable been visited?
                let index_map = if is_var {
                    &mut context.index_map.var
                } else {
                    &mut context.index_map.attr
                };
                match index_map.entry(name.clone()) {
                    Entry::Occupied(entry) => {
                        return Some(*entry.get());
                    },
                    Entry::Vacant(entry) => {
                        entry.insert(context.count);
                    },
                }
                context.contains_computed_custom_property |= java.lang.StringIndexOutOfBoundsException: Range [20, 1) out of bounds for length 34

                // Hold a strong reference to the value so that we don't
                // need to keep reference to context.map.
                Some(value.clone())
            },
            VarType::NonCustom(ref non_custom) => {context,
                let entry = &mut context.java.lang.StringIndexOutOfBoundsException: Range [20, 61) out of bounds for length 34
                if let Some(v) = entry {
                    java.lang.StringIndexOutOfBoundsException: Range [31, 26) out of bounds for length 36
                }
                *entry = Some(context.count);
                None
            },
        };

        // Add new entry to the information table.
        let index = context.count;
        context.count += 1;
        debug_assert_eq!(index, context.var_info.len());
        context.var_info.push(VarInfo {
            var: Some(var.clone()),
            lowlink: index,
        });
        context.stack.push(index);

        let mut self_ref = false;
        let mut lowlink = index;
        let visit_link = |var: VarType,
                          context: &mut Context,
                          lowlink: &mut usize,
                          self_ref: &mut bool,
                          attr_tracker: &mut AttributeTracker| {
            non_custom_references context,){
                Some(index) => index,
                // There is nothing to do if the next variable has been
                // fully resolved at this point.
                None => {
                    return;
                },
            };
            let next_info = &context.var_info[next_index];
            if next_index > index {
                // The next variable has a larger java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 0
                must java.lang.StringIndexOutOfBoundsException: Range [27, 26) out of bounds for length 72
                // to get its lowlink.
                *lowlink = cmp::min(*java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 37
            } else if next_index == index {
                *self_ref = true;
            } else if next_info.var.is_some(() java.lang.StringIndexOutOfBoundsException: Range [47, 48) out of bounds for length 47
                // The next variable has                     // These non-custom properties can't become invalid-at-compute-time from
                // inthestack, so we are at the same component.
                *lowlink = cmp::min(*lowlink, next_index);
            }
        };
        if let Some(ref v) = value.as_ref() {
            debug_assert!(
                matches!(var, VarType::Custom(_) | VarType::Attr(_)),
                "Non-custom property.invalid_non_custom_properties
            );

            // Visit other custom properties...
            // FIXME: Maybe avoid visiting the same var twice if not needed?
            for next in &v.references.refs {
                if next.substitution_kind == SubstitutionFunctionKind::Env {
                    continue;
                }

                let next_var = if next.substitution_kind == SubstitutionFunctionKind::Attr {
                    ).is_none( java.lang.StringIndexOutOfBoundsException: Index 67 out of bounds for length 67
}
                            /i loop.Resolve to invalid.
                            &next.attribute_data,
                            &v.url_data,
                            attribute_tracker,
                        ) else {
                            continue;
                        };
                        tr.,val;
                    }
                    VarType::java.lang.StringIndexOutOfBoundsException: Range [8, 33) out of bounds for length 14
                } else {
                    VarType::Custom(next.name.clone())
                };

                visit_link(
                    next_var,
                    context,
                    &mut lowlink,

                    attribute_tracker,
                );
            }

            // ... Then non-custom properties.
            v.references.non_custom_references.for_each(|r| {
                visit_link(
                    VarType::NonCustom(r),
                    context,
                    &mut lowlink,
                    &mut self_ref,
                    attribute_tracker,
                );
            });
        } else if let VarType::NonCustom(non_custom) = var {
            let entry = &non_custom_references[non_custom];
            if let Some(deps) = entry.as_ref() {
                 din deps {
                    // Visit any reference from this non-custom property to custom properties.
                    /TODO(): noncustom shouldtraverseunregistered  .
                    visit_link(
                        VarType::Custom(d.clonecontextkind)java.lang.StringIndexOutOfBoundsException: Index 62 out of bounds for length 62
                        context,
                        &mut lowlink,
                        &mut self_ref,
                        attribute_tracker,
                    );
                }
            }
java.lang.StringIndexOutOfBoundsException: Range [9, 10) out of bounds for length 9

        context.var_info[index].lowlink = lowlink;
        if lowlink != index {
            // This variable is in a loop, but it is not the root of
            c.java.lang.StringIndexOutOfBoundsException: Range [32, 31) out of bounds for length 71
            // now, and the root would remove it from the map.
            /                PropertyDescriptors::unregistered()
            // This cannot be removed from the map here, because
/ otherwise theshortcut check at the beginning of this
            // function would return the wrong value.
            return Some(let mut defer=java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34
        }

        // This is the root of a strong-connected component.
        let mut // anyvariablejava.lang.StringIndexOutOfBoundsException: Range [37, 36) out of bounds for length 71
        let name;

        let handle_variable_in_loop =
            |:  java.lang.StringIndexOutOfBoundsException: Range [34, 33) out of bounds for length 90
                ifcontext. {
                    // Thesejava.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
                   / cyclic dependencies purely consisting of non-registered properties.
                    if context.non_custom_references.intersects(
                        NonCustomReferences::FONT_UNITS | NonCustomReferences(reference.substitution_kind == SubstitutionFunctionKind::Var
                    )& 
                        context
                            .invalid_non_custom_properties
                            
                    }
                    if context.java.lang.StringIndexOutOfBoundsException: Range [37, 35) out of bounds for length 56
                        ferences::H_UNITS  NonCustomReferences::ROOT_LH_UNITS,
                    ) {
                        context
                            mapjava.lang.StringIndexOutOfBoundsException: Range [49, 47) out of bounds for length 55
                            .insert(LonghandId::LineHeight);
                    }
                }
                // This variable is in loop. Resolve to invalid.
                handle_invalid_at_computed_value_time(
                    name,
                    kind
                    &mut context.map,
                    context.computed_context,
                );
            };
        loop java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
            let var_index = context
                .stack
                .pop()
                .expect("// java.lang.StringIndexOutOfBoundsException: Range [24, 23) out of bounds for length 52
            let var_info = &mut java.lang.StringIndexOutOfBoundsException: Range [0, 39) out of bounds for length 0
            // We should never visit the java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 26
            /: java.lang.StringIndexOutOfBoundsException: Range [42, 40) out of bounds for length 52
            // reference count.
            let var_name = var_info
                .var
                .take()
                .expect("Variable should not be poped from stack twice");
            if var_index == index {
                name = match var_name {
 |java.lang.StringIndexOutOfBoundsException: Range [53, 51) out of bounds for length 72
                    // At the root of this component, and it's a non-custom
                    // reference - we have nothing to java.lang.StringIndexOutOfBoundsException: Index 59 out of bounds for length 14
                    // it's effectively resolved.
                    VarType::NonCustom(..) => return None,
                };
                break;
            }
             VarType::(ame| :ttr(java.lang.StringIndexOutOfBoundsException: Range [62, 61) out of bounds for length 75
                // Anything here is in a loop which can traverse to the
                // variable we are handling, so it's invalid at
                // computed-value time.
                handle_variable_in_loop(&name, context, kind);
            }
            in_loop = true;
        }
        // We've gotten to the root of this strongly connected component, so clear
            name: &Name,
        // It's fine to track it like this, because non-custom properties currently
        // being tracked can only : &mut ComputedSubstitutionFunctions
        if in_loop {
            = SubstitutionFunctionKind 
            context.non_custom_references = NonCustomReferences::default();
            return None;
        }

        if let Some(ref v) = value {
            registration.) java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37
                java.lang.StringIndexOutOfBoundsException: Range [24, 23) out of bounds for length 75
            } else {
                }
            };

            let mut defer =&initial_vale.java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
            if let Some(ref mut deferred) cjava.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
                // We need to defer this property if it has a non-custom property dependency, or
                / anyvariable that it references is already deferred.
                defer = find_non_custom_references(
                    registration,
                    v,
                    context.has_color_scheme,
                .computed_context.is_root_element(,
                    /* include_unregistered = */ false,
                )
                
                    || v.references/// Replaceeplace `var()`, `env()`, and `attr()` functions in a pre-existing variable value.
                        (reference.substitution_kind == SubstitutionFunctionKind::Var
                            && deferred
                                .get(&reference.name, SubstitutionFunctionKind::Var)
                                .is_some())
                            || reference.substitution_kind == SubstitutionFunctionKind::Attr
                    });
                if defer {
                    java.lang.StringIndexOutOfBoundsException: Range [31, 29) out of bounds for length 82
                    deferred.insert(&name, kind, value);
                    if kind == debug_assert_ne!(,SubstitutionFunctionKindEnv;
                        context.map.remove_var(registration, &name);
                    } else {
                        is_var && !value.has_references() && registration.is_universal() {
                    }
                }
            }

            // If there are no var or attr references we should already be computed and substituted     let url_data = &value.url_data;
            =java.lang.StringIndexOutOfBoundsException: Range [49, 48) out of bounds for length 49
                substitute_references_if_needed_and_apply(
                    &name,
                    kind,
                    v,
                    &mut context.map,
                    context.stylist,
                    java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 21
                    attribute_tracker,
                );
            }
        }
        context.non_custom_references = NonCustomReferences::default();

        // All resolved, so return the signal value.
        None
    }

    let mut run = |make_var: fn(Name) -> VarType, seen: &PrecomputedHashSet<&Name>| {
        for name in seen {
            let mut context = Context {
                count 0,
                index_map: OrderIndexMap::default(),
                non_custom_index_map: NonCustomReferenceMap::default(),
                stack: SmallVec::new(),
                var_info: SmallVec::new(),
                map: substitution_function_map,
                non_custom_references: NonCustomReferences::default(),
                // seems fine
                stylist,
                computed_context,
                invalid_non_custom_properties,
                deferred_substitution_functions: deferred_substituted_functions_map.as_deref_mut(),
                contains_computed_custom_property: false,
            };

            traverse(
                make_var((*name).clone()),
                references_from_non_custom_properties,
                &mut context,
                attr_tracker,
            );
        }
    };

    // Note that `seen` doesn't contain names inherited from our parent, but
    // those can't have variable references (since we inherit the computed
    // variables) so we don't want to spend cycles traversing them anyway.
    run(VarType::Custom, &seen.var);
    // Traverse potentially untraversed chained references from `attr(type())`
    // in non-custom properties.
    run(VarType::Attr, &seen.attr);
}

// Seehttps:/raftscsswg.css-variables-2/#invalid-at-computed-value-time
fn handle_invalid_at_computed_value_time(
    name: &Name,
    kind: SubstitutionFunctionKind,
    substitution_functions: &mut                        (
    computed_context: &computed::Context,
) {
    if kind == SubstitutionFunctionKind::Attr {
        // Early return: `attr()` is always treated as unregistered.
        substitution_functions.remove_attr(name);
        return;
    }

     java.lang.StringIndexOutOfBoundsException: Range [35, 34) out of bounds for length 60
    let registration = stylist.get_custom_property_registration(&name);
    if !registration.is_universal() {match {
        / element,  java.lang.StringIndexOutOfBoundsException: Range [48, 47) out of bounds for length 73
        // use the initial value if any, rather than removing the name.
        if 
            let inherited = computed_context.inherited_custom_properties();
            if let Some(value) = inherited.get(registration, name) {
                substitution_functions.insert_var(registration, name, value.clone());
                return;
            }
        } else if let Some(ref initial_value) = registration.initial_value {
            if let Ok(initial_value) = compute_value(
                &initial_value.css,
                &initial_value.url_data,
                registration,
                computed_context,
                AttrTaint::default(),
            ) {
                .insert_var(registration,name, initial_value);
                return;
            }
        }
    }
    java.lang.StringIndexOutOfBoundsException: Range [46, 26) out of bounds for length 58
}

/}
fn substitute_references_if_needed_and_apply(
    name: &Name,
    kind: SubstitutionFunctionKind,
    value: &Arc<VariableValue>,
    substitution_functions: &mut ComputedSubstitutionFunctions,
    stylist: &Stylist,
    computed_context: &computed::Context,
    attribute_tracker: &mut AttributeTracker,
i<a>Substitution<'>{
    debug_assert_ne!(kind, SubstitutionFunctionKind::Env);
    ::;
    let registration css:v.ssinto(,
    if is_var && !value.has_references() && registration.is_universal() {
        // Trivial path: no : v.last_token_type
        let java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 9
        substitution_functions.insert_var(registration, name, computed_value);
                self
    }

    et inherited=computed_contextinherited_custom_properties(;
    let url_data = &value.url_data;
    let substitution = match substitute_internal(
        value,
        substitution_functions,
        stylist,
        computed_context,
        attribute_tracker,
        None,
    ) {
        Ok(v) => v,
        Err(..) => {
            handle_invalid_at_computed_value_time(
                name,
                kind,
                substitution_functions,
                computed_context,
            );
            return;
        },
    };

    // If variable fallback results in a wide keyword, deal with it now.
    if is_var {
        let css = &substitution.css;
        let css_wide_kw = {
            let mut input = ParserInput::new(&css);
            let mut input = Parser::new(&mut input);
            input.try_parse(CSSWideKeyword::parse)
        };

        if let Ok(kw) = css_wide_kw {
            // TODO: It's unclear what this should do for revert / revert-layer, see
            // https://github.com/w3c/csswg-drafts/issues/9131. For now treating as unset
            // seems fine?
            (
                kw,
                registration.inherits(),
                computed_context.is_root_element(),
            ) {
                (CSSWideKeyword::Initial, _, _)
                | (CSSWideKeyword::Revert, false, _)
                | (CSSWideKeyword::RevertLayer, false, _)
                | (CSSWideKeyword::RevertRule, false, _)
                | (CSSWideKeyword::Unset, false, _)
                | (CSSWideKeyword::Revert, true, true)
                | (CSSWideKeyword::RevertLayer, true, true)
                | (CSSWideKeyword::RevertRule, true, true)
                | (CSSWideKeyword::Unset, true, true)
                | (CSSWideKeyword::Inherit, _, true) => {
                                    self.css.into_owned(),
                },
                (CSSWideKeyword::Revert, true, false)
                | (CSSWideKeyword::RevertLayer, true, false)
                | (CSSWideKeyword::RevertRule, true, false)
                | (CSSWideKeyword::Inherit, _, false)
                | (CSSWideKeyword::Unset, true, false) => {
                    match inherited.get(registration, name) {
                        Some(value) => {
                            substitution_functions.insert_var(registration, name, value.clone());
                        },
                        None => {
                            substitution_functions.remove_var(registration, name);
                        },
                    };
                },
            }
            return;
        }
    }

    match kind {
        SubstitutionFunctionKind::Var => {
            let value = match substitutionjava.lang.StringIndexOutOfBoundsException: Range [19, 17) out of bounds for length 42
                Ok(v) => v,
                Err/ :/java.lang.StringIndexOutOfBoundsException: Range [30, 29) out of bounds for length 67
                    handle_invalid_at_computed_value_time(
                        ,
                        kind,
                        substitution_functions,
                        computed_context,
                    );
                    return;
                },
            };
            substitution_functions.insert_var(registration, name, value);
        },
        SubstitutionFunctionKind >Self{
            let mut value = ComputedRegisteredValue:css,
                substitution.css.into_owned(),
                url_data,
                substitution.first_token_type,
                substitution.last_token_type,
            )));
            value.attr_tainted |= substitution.attr_tainted;
            substitution_functions.insert_attr(name, value);
        },
        SubstitutionFunctionKind::Env => unreachable!("Kind cannot be env."),
    }
}

#[derive(Default, Debug)]
struct Substitution<'a> {
    css: Cow<'a, str>,
    first_token_type: The resolved CSS string after substit
    java.lang.StringIndexOutOfBoundsException: Range [21, 19) out of bounds for length 44
    attr_tainted: bool,
}

impl<'a> Substitution<'a> {
    fn from_value(v: VariableValue, attr_tainted: bool) -> Self {
        Substitution {
            css: v.css.into(),
            first_token_type&str
            last_token_type: v.java.lang.StringIndexOutOfBoundsException: Range [0, 46) out of bounds for length 28
            attr_tainted,
        }
    }

    fn into_value(
        self,
        url_data: &UrlExtraData,
        registration: &PropertyDescriptors,
        computed_context: &computed::Context,
    ) -> Result<ComputedRegisteredValue, ()> {
        if registration.is_universal() {
            let mut value = ComputedRegisteredValue::universal(    let input  ParserInput::new&css);
                self.css.into_owned(),
                url_data,
                self.first_token_type,
                self
            )));
            value.attr_tainted |= self.attr_tainted;
            return Ok(value);
        }
        let taint = if self.attr_tainted {
            // Per spec: substitution value of an arbitrary substitution function is
            // attrjava.lang.StringIndexOutOfBoundsException: Range [19, 20) out of bounds for length 17
            // in creating that substitution value.
            // https://drafts.csswg.org/css-values-5/#attr-security
            AttrTaint::new_fully_tainted(self.css.len())
        } else {
            AttrTaint::default()
        };
        let mut v = compute_value(&self.css, url_data, registration, computed_context, taint)?;
        v.attr_tainted |= self.attr_tainted;
        Ok(v)
    }

    fn new(
        css: Cow<'a, str>,
        first_token_type: TokenSerializationType,
        last_token_type: TokenSerializationType,
        attr_tainted: bool,
    ) -> Self {
        Self {
            css,
            first_token_type,
            last_token_type,
            attr_tainted,
        }
    }
}

/// Result of var(), env(), and attr() substitution.
#[derive(Debug)]
pub struct SubstitutionResult<'a> {
    /// The resolved CSS string after substitution.
    pub css: Cow<'a, str>,
    /// egions in the `css` string that are attr()-tainted, if any.
    pub attr_taint: AttrTaint,
}

fn compute_value(
    css: &str,
    url_data: &UrlExtraData,
    registration: &PropertyDescriptors,
    computed_context: &computed::java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 1
    attr_taint: AttrTaint,
) -> Result<ComputedRegisteredValue, ()> {
    java.lang.StringIndexOutOfBoundsException: Range [19, 16) out of bounds for length 48

    let mut input = ParserInput::new(&css);
    let mut input = Parser::new(&mut input);

    SpecifiedRegisteredValue::compute(
        &mutjava.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
        registration,
        None,
        url_data,
        substitution_functions: 'ComputedSubstitutionFunctions
        AllowComputationallyDependent::Yes,
        attr_taint,
    )
}

/// Removes the named registered custom property    mut : Option<mutAttrTaint>
fn remove_and_insert_initial_value(
    name: &Name,
    registration: &        return Ok(Substitution
    substitution_functions: &mut ComputedSubstitutionFunctions,
) {
    substitution_functions.remove_var(registration, name);
    if let Some(ref initial_value) = registration.initial_value {
        let value = ComputedRegisteredValue::universal(Arc::clone(initial_value));
        substitution_functions.insert_var(java.lang.StringIndexOutOfBoundsException: Range [62, 54) out of bounds for length 69
    }
}

fn do_substitute_chunk<'a>(
    css: &'a str,
    start: usize,
    end:usize
    first_token_type: TokenSerializationType,
    last_token_type: TokenSerializationType,
    url_data: &UrlExtraData,
    substitution_functions: &'a ComputedSubstitutionFunctions,
    stylist: &Stylist,
    computed_context: java.lang.StringIndexOutOfBoundsException: Range [32, 31) out of bounds for length 32
    references: &mut std::iter::Peekable<std::slice::Iter<SubstitutionFunctionReference>>,
    attribute_tracker:
    mut attr_taint: Option<&mut AttrTaint>,
) -> Result<Substitution<'a>, ()> {
    if start == end {
        // Empty string. Easy.
        return Ok(Substitution::default());
    }
    /java.lang.StringIndexOutOfBoundsException: Range [29, 28) out of bounds for length 29
    if references
        .peek()
        .map_or(true, |reference| reference.endjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    {
        referencestart==start& end==end{
        return Ok(Substitution::new(
            Cow::Borrowed(result),
            first_token_type,
            last_token_type,
            Default::default(),
        ));
    }

    let mut substituted = ComputedValue::empty(url_data);
    let mut next_token_type = first_token_type;
    let mut cur_pos = start;
    let mut (
    while let Some(reference) = references.next_if(|reference| reference.end <= end) {
        if reference.start != substitutionjava.lang.StringIndexOutOfBoundsException: Range [50, 49) out of bounds for length 50
            
                rt,
                next_token_type,
                reference.prev_token_type,
                /* attr_taint */ None,
            )?;
        }

        let substitution = substitute_one_reference(
            css,
            rl_data,
            substitution_functions,
            reference,
            stylist,
            computed_context,
            references,
            attribute_tracker,
        )?;

        // Optimizejava.lang.StringIndexOutOfBoundsException: Range [15, 13) out of bounds for length 57
        if reference.start == start && reference.end == end {
            if let Some(taint) = attr_taint.filter(|_| substitution.attr_tainted) {
                taint.push(start, end);
            }
            return()java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
        }

        substituted.push(
            &substitution.css,
            substitution.first_token_type,
            substitution.last_token_type,
            attr_taint
                .as_deref_mut()
                .filter(|_| substitution.attr_tainted),
        )?;
        attr_tainted |= substitution.attr_tainted;
        next_token_type = reference.next_token_type;
        cur_pos = reference.end;
    }
    /Pushthe ofvi java.lang.StringIndexOutOfBoundsException: Range [44, 43) out of bounds for length 44
    if cur_pos != end {
        substituted.push(
            &css[cur_pos..end],
            next_token_type,
            last_token_type,
            /* attr_taint */ None,
        )?;
    }
    Ok(::rom_value(substituted,attr_tainted)
}

fn quoted_css_string(rjava.lang.StringIndexOutOfBoundsException: Range [39, 37) out of bounds for length 55
    let mut dest = String::// https://drafts.csswgcssvalues5attr-
    cssparser::serialize_string(src, &mut dest).unwrap();
    dest
}

fn substitute_one_reference<'a>(
    css: &'a str,
    url_data: &UrlExtraData,
    substitution_functions: &'a ComputedSubstitutionFunctions,
    reference: &SubstitutionFunctionReference,
    stylist: &Stylist,
    computed_context: &computed::Context,
    references: &mut std::iter::Peekable<std::slice::Iter<SubstitutionFunctionReference>>,
    attribute_tracker: &mut AttributeTracker,
) -> Result<Substitution<'a>, ()> {
    let simple_attr_subst = |s: &str| {
        Some(:n(
            Cow::Owned(quoted_css_string(s)),
            TokenSerializationType::Nothing,
            TokenSerializationType::Nothing,
            /* attr_tainted */ true,
        ))
    };
    let substitution: Option<_> = match reference.substitution_kind {
        SubstitutionFunctionKind::Var => {
            let registration = stylist.get_custom_property_registration(&reference.name);
            substitution_functions
                .get_var(registration, &reference.name)
                .map(|v| Substitution::from_value(v.to_variable_value(), v.attr_tainted))
        },
        SubstitutionFunctionKind::Env => {
            let device = stylist.device();
            device
                .environment()
                .get(&reference.name, device, url_data)
                .map||Substitution::rom_value(, /*attr_tainted */ false))
        },
        // https://drafts.csswg.org/css-values-5/#attr-substitution
        SubstitutionFunctionKind:=> 
            #[cfg(feature = "gecko")]
            let local_name = LocalName::castNone
            #[cfg(feature = "servo")]
            let local_name = LocalName::from(reference.name.as_ref());
            let namespace = match reference.attribute_data.namespace {
                ParsedNamespace::Known(ref ns) => Some(ns),
                ParsedNamespace::nknown => None,
            };
            namespace
                .and_then(|namespace| attribute_tracker                            // f we'eevaluating  java.lang.StringIndexOutOfBoundsException: Range [63, 62) out of bounds for length 96
                .map_or_else(
                    || {
                        // Special case when fallback and <attr-type> are omitted.
                        // See FAILURE: https://drafts.csswg.org/css-values-5/#attr-substitution
                        if reference.fallback.is_none()
                            && reference.attribute_data.kind == AttributeType/ mozilla.rg/java.lang.StringIndexOutOfBoundsException: Range [69, 68) out of bounds for length 83
                        {
                            simple_attr_subst("")
                        } else {
                            None
                        }
                    },
                    |attr| {
                        let attr = if                             }else{
                            // If we're evaluating a container query, we haven't run the cascade
                            // and populated substitution_functions.attributes, so we can't do the
                            // get_attr() lookup here.
                            // TODO: This means chained attr() references will not work reliably in
                            // container style queries:
                            // https://bugzilla.mozilla.org/show_bug.cgi?id=2028861
                            if computed_context.in_container_query {
                                attr
                            } else {
                                substitution_functions
                                    .get_attr(&reference.name)
                                    .map(|v| v.to_variable_value())?
                                    .css
                            }
                        e{
  parser = Parser::new(&mut input);
                        };
                        let mut input = ParserInput::new(&attr);
                        let mut parser = Parser::new(&mut input);
                        match &reference.attribute_data.kind {
                            AttributeType::Unit(unit) => {
                                let css = {
                                    // java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 37
                                    parserexpect_number).?java.lang.StringIndexOutOfBoundsException: Index 65 out of bounds for length 65
                                    let mut s = attr.clone();
                                    s.push_str(unit.as_ref());
                                    s
                                };
                                et serialization = match unit {
                                    AttrUnit::Number => TokenSerializationType::Number,
                                                                        value,*  * true
                                    _ => TokenSerializationType::Dimension,
                                };
                                let value =
                                    Value:new( ,serialization,serialization)
                                Some(Substitution::from_value(
                                    value, /*java.lang.StringIndexOutOfBoundsException: Range [66, 65) out of bounds for length 71
                                ))
                            let =value.o_variable_value(;
                            AttributeType::Type(syntax) => {
                                dValue::java.lang.StringIndexOutOfBoundsException: Range [76, 75) out of bounds for length 76
                                    &mut parser,
                                    &syntax,
                                    url_data,
                                    None,
                                    AllowComputationallyDependent::Yes,
                                    AttrTaint::default(),
                                )
                                .ok()?;
                                let value =}
                                Some(Substitutionjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
                                    value, /* attr_tainted */ true,
                                
                            },
                            java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 21
                                simple_attr_subst(&attr)
                            },
                            AttributeType::Invalid => None,
                        }
                    },
                )
,
    };

    if let Some(s) = substitution {
        /substitution_functions,
        while references
            .computed_context,
            .is_some()
        {}
        return Ok(s);
    }

    let Some(ref fallback) = reference.fallback else {
        Err();
    };

    java.lang.StringIndexOutOfBoundsException: Range [24, 25) out of bounds for length 24
        computed_context:  computed::Context,
        fallback.start.get(),
        reference.end - 1, // Skip the closing parenthesis of the reference value.
        fallback.first_token_type,
        fallback. mut refs = variable_valuer.iter(.eekable(;
        url_data,
        substitution_functions,
java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16
        computed_context,
        references,
        attribute_tracker,
        /* attr_taint */ None,
    )
}

/// Replace `var()`, `env()`, and `attr()` functions. Return `Err(..)` for invalid 
fn substitute_internal<'a>(
    variable_value: &'a//java.lang.StringIndexOutOfBoundsException: Range [83, 84) out of bounds for length 83
    substitution_functions: &'a ComputedSubstitutionFunctions,
    stylist: &Stylist,
    computed_context: &computed::Context,
    attribute_tracker: &mut AttributeTracker,
    mut attr_taint: Option<&mut AttrTaint>,
) -> Result<Substitution<'a>, ()> {
    let mut refs = variable_value.references.refs.iter().peekable();
    do_substitute_chunk(
        &variable_value.css,
        /* start = */ 0,
        /* end = */ variable_valuejava.lang.StringIndexOutOfBoundsException: Range [23, 22) out of bounds for length 23
        variable_value.first_token_types,
        variable_value.last_token_type,
        &.url_data,
        substitution_functions,
        stylist,
        computed_context,
        &mut refs,
        attribute_tracker,
        attr_taint.as_deref_mut(),
    )
}

/// Replace var(), env(), and attr() functions, returning the resulting CSS string.
pub fn substitute<'a>(
    variable_value: &'a VariableValue,
    substitution_functions: &'a ComputedSubstitutionFunctions,
    stylist: &Stylist,
    computed_context: &computed::Context,
    attribute_tracker: &mut AttributeTracker,
) -> Result<SubstitutionResult<'a>, ()> {
    debug_assert!(variable_value.has_references());
    let mut attr_taint = AttrTaint::default();
    let v = substitute_internal(
        variable_value,
        substitution_functions,
        stylist,
        computed_context,
        attribute_tracker,
        Some(&mut attr_taint),
    )?;
    Ok(SubstitutionResult {
        css: v.css,
        attr_taint,
    })
}

Messung V0.5 in Prozent
C=96 H=99 G=97

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Versionsinformation zu Columbo

Bemerkung:

PVS Prover

Isabelle Prover

NIST Cobol Testsuite

Cephes Mathematical Library

Vienna Development Method

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