Enum QueryFeature 

pub enum QueryFeature<'i, FeatureId> {
    Plain {
        name: MediaFeatureName<'i, FeatureId>,
        value: MediaFeatureValue<'i>,
    },
    Boolean {
        name: MediaFeatureName<'i, FeatureId>,
    },
    Range {
        name: MediaFeatureName<'i, FeatureId>,
        operator: MediaFeatureComparison,
        value: MediaFeatureValue<'i>,
    },
    Interval {
        name: MediaFeatureName<'i, FeatureId>,
        start: MediaFeatureValue<'i>,
        start_operator: MediaFeatureComparison,
        end: MediaFeatureValue<'i>,
        end_operator: MediaFeatureComparison,
    },
}

A generic media feature or container feature.

Variants

Plain

A plain media feature, e.g. (min-width: 240px).

Fields

name: MediaFeatureName<'i, FeatureId>

The name of the feature.

value: MediaFeatureValue<'i>

The feature value.

Boolean

A boolean feature, e.g. (hover).

Fields

name: MediaFeatureName<'i, FeatureId>

The name of the feature.

Range

A range, e.g. (width > 240px).

Fields

name: MediaFeatureName<'i, FeatureId>

The name of the feature.

operator: MediaFeatureComparison

A comparator.

value: MediaFeatureValue<'i>

The feature value.

Interval

An interval, e.g. (120px < width < 240px).

Fields

name: MediaFeatureName<'i, FeatureId>

The name of the feature.

start: MediaFeatureValue<'i>

A start value.

start_operator: MediaFeatureComparison

A comparator for the start value.

end: MediaFeatureValue<'i>

The end value.

end_operator: MediaFeatureComparison

A comparator for the end value.

Trait Implementations

impl<'i, FeatureId: Clone> Clone for QueryFeature<'i, FeatureId>

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<'i, FeatureId: Debug> Debug for QueryFeature<'i, FeatureId>

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

Formats the value using the given formatter.

impl<'de: 'i, 'i, FeatureId> Deserialize<'de> for QueryFeature<'i, FeatureId>

where FeatureId: Deserialize<'de>,

Available on crate feature serde only.

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl<'any, 'i, FeatureId> IntoOwned<'any> for QueryFeature<'i, FeatureId>

where FeatureId: IntoOwned<'any>,

Available on crate feature into_owned only.

fn into_owned(self) -> Self::Owned

Consumes the value and returns an owned clone.

type Owned = QueryFeature<'any, <FeatureId as IntoOwned<'any>>::Owned>

A variant of Self with a new lifetime.

impl<'i, FeatureId: JsonSchema> JsonSchema for QueryFeature<'i, FeatureId>

Available on crate feature jsonschema only.

fn schema_name() -> String

The name of the generated JSON Schema.

fn schema_id() -> Cow<'static, str>

Returns a string that uniquely identifies the schema produced by this type.

fn json_schema(generator: &mut SchemaGenerator) -> Schema

Generates a JSON Schema for this type.

fn is_referenceable() -> bool

Whether JSON Schemas generated for this type should be re-used where possible using the $ref keyword.

impl<'i, FeatureId> ParseWithOptions<'i> for QueryFeature<'i, FeatureId>

where FeatureId: for<'x> Parse<'x> + Debug + PartialEq + ValueType + Clone,

fn parse_with_options<'t>( input: &mut Parser<'i, 't>, options: &ParserOptions<'i>, ) -> Result<Self, ParseError<'i, ParserError<'i>>>

Parse a value of this type with the given options.

fn parse_string_with_options( input: &'i str, options: ParserOptions<'i>, ) -> Result<Self, ParseError<'i, ParserError<'i>>>

Parse a value from a string with the given options.

impl<'i, FeatureId: PartialEq> PartialEq for QueryFeature<'i, FeatureId>

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

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl<'i, FeatureId> Serialize for QueryFeature<'i, FeatureId>

where FeatureId: Serialize,

Available on crate feature serde only.

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

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl<'i, FeatureId: PartialEq> StructuralPartialEq for QueryFeature<'i, FeatureId>

impl<'i, FeatureId: FeatureToCss> ToCss for QueryFeature<'i, FeatureId>

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

where W: Write,

Serialize self in CSS syntax, writing to dest.

fn to_css_string( &self, options: PrinterOptions<'_>, ) -> Result<String, PrinterError>

Serialize self in CSS syntax and return a string.

impl<'i, __T: Visit<'i, __T, __V>, __V: ?Sized + Visitor<'i, __T>> Visit<'i, __T, __V> for QueryFeature<'i, MediaFeatureId>

where MediaFeatureId: Visit<'i, __T, __V>,

Available on crate feature visitor only.

const CHILD_TYPES: VisitTypes

The types of values contained within this value and its children. This is used to skip branches that don’t have any values requested by the Visitor.

fn visit(&mut self, visitor: &mut __V) -> Result<(), __V::Error>

Visits the value by calling an appropriate method on the Visitor. If no corresponding visitor method exists, then the children are visited.

fn visit_children(&mut self, visitor: &mut __V) -> Result<(), __V::Error>

Visit the children of this value.

impl<'i, __T: Visit<'i, __T, __V>, __V: ?Sized + Visitor<'i, __T>> Visit<'i, __T, __V> for QueryFeature<'i, ContainerSizeFeatureId>

where ContainerSizeFeatureId: Visit<'i, __T, __V>,

Available on crate feature visitor only.

const CHILD_TYPES: VisitTypes

The types of values contained within this value and its children. This is used to skip branches that don’t have any values requested by the Visitor.

fn visit_children(&mut self, visitor: &mut __V) -> Result<(), __V::Error>

Visit the children of this value.

fn visit(&mut self, visitor: &mut V) -> Result<(), V::Error>

Visits the value by calling an appropriate method on the Visitor. If no corresponding visitor method exists, then the children are visited.

impl<'i, __T: Visit<'i, __T, __V>, __V: ?Sized + Visitor<'i, __T>> Visit<'i, __T, __V> for QueryFeature<'i, ScrollStateFeatureId>

where ScrollStateFeatureId: Visit<'i, __T, __V>,

Available on crate feature visitor only.

const CHILD_TYPES: VisitTypes

The types of values contained within this value and its children. This is used to skip branches that don’t have any values requested by the Visitor.

fn visit_children(&mut self, visitor: &mut __V) -> Result<(), __V::Error>

Visit the children of this value.

fn visit(&mut self, visitor: &mut V) -> Result<(), V::Error>

Visits the value by calling an appropriate method on the Visitor. If no corresponding visitor method exists, then the children are visited.