pub enum Combinator {
    Child,
    Descendant,
    NextSibling,
    LaterSibling,
    PseudoElement,
    SlotAssignment,
    Part,
}
Expand description

A combinator.

Variants§

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Child

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Descendant

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NextSibling

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LaterSibling

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PseudoElement

A dummy combinator we use to the left of pseudo-elements.

It serializes as the empty string, and acts effectively as a child combinator in most cases. If we ever actually start using a child combinator for this, we will need to fix up the way hashes are computed for revalidation selectors.

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SlotAssignment

Another combinator used for ::slotted(), which represent the jump from a node to its assigned slot.

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Part

Another combinator used for ::part(), which represents the jump from the part to the containing shadow host.

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impl Combinator

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pub fn is_ancestor(&self) -> bool

Returns true if this combinator is a child or descendant combinator.

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pub fn is_pseudo_element(&self) -> bool

Returns true if this combinator is a pseudo-element combinator.

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pub fn is_sibling(&self) -> bool

Returns true if this combinator is a next- or later-sibling combinator.

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pub fn is_tree_combinator(&self) -> bool

Trait Implementations§

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impl Clone for Combinator

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fn clone(&self) -> Combinator

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for Combinator

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fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter. Read more
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impl<'de> Deserialize<'de> for Combinator

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fn deserialize<__D>( __deserializer: __D ) -> Result<Combinator, <__D as Deserializer<'de>>::Error>where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl JsonSchema for Combinator

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fn schema_name() -> String

The name of the generated JSON Schema. Read more
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fn json_schema(gen: &mut SchemaGenerator) -> Schema

Generates a JSON Schema for this type. Read more
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fn is_referenceable() -> bool

Whether JSON Schemas generated for this type should be re-used where possible using the $ref keyword. Read more
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impl PartialEq<Combinator> for Combinator

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fn eq(&self, other: &Combinator) -> bool

This method tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Serialize for Combinator

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fn serialize<__S>( &self, __serializer: __S ) -> Result<<__S as Serializer>::Ok, <__S as Serializer>::Error>where __S: Serializer,

Serialize this value into the given Serde serializer. Read more
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impl ToCss for Combinator

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fn to_css<W>(&self, dest: &mut W) -> Result<(), Error>where W: Write,

Serialize self in CSS syntax, writing to dest.
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fn to_css_string(&self) -> String

Serialize self in CSS syntax and return a string. Read more
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impl ToCss for Combinator

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fn to_css<W>( &self, dest: &mut Printer<'_, '_, '_, W> ) -> Result<(), PrinterError>where W: Write,

Serialize self in CSS syntax, writing to dest.
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fn to_css_string( &self, options: PrinterOptions<'_> ) -> Result<String, PrinterError>

Serialize self in CSS syntax and return a string. Read more
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impl Copy for Combinator

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impl Eq for Combinator

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impl StructuralEq for Combinator

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impl StructuralPartialEq for Combinator

Auto Trait Implementations§

Blanket Implementations§

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impl<T> Any for Twhere T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> ArchivePointee for T

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type ArchivedMetadata = ()

The archived version of the pointer metadata for this type.
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fn pointer_metadata( _: &<T as ArchivePointee>::ArchivedMetadata ) -> <T as Pointee>::Metadata

Converts some archived metadata to the pointer metadata for itself.
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impl<T> Borrow<T> for Twhere T: ?Sized,

const: unstable · source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for Twhere T: ?Sized,

const: unstable · source§

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<F, W, T, D> Deserialize<With<T, W>, D> for Fwhere W: DeserializeWith<F, T, D>, D: Fallible + ?Sized, F: ?Sized,

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fn deserialize( &self, deserializer: &mut D ) -> Result<With<T, W>, <D as Fallible>::Error>

Deserializes using the given deserializer
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impl<T> DynClone for Twhere T: Clone,

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fn __clone_box(&self, _: Private) -> *mut ()

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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for Twhere U: From<T>,

const: unstable · source§

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> Pointable for T

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const ALIGN: usize = mem::align_of::<T>()

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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impl<T> Pointee for T

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type Metadata = ()

The type for metadata in pointers and references to Self.
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impl<T> ToOwned for Twhere T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for Twhere U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for Twhere U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
const: unstable · source§

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<T> DeserializeOwned for Twhere T: for<'de> Deserialize<'de>,