Struct icu_properties::props::GraphemeClusterBreak

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#[repr(transparent)]
pub struct GraphemeClusterBreak(pub u8);
Expand description

Enumerated property Grapheme_Cluster_Break.

See “Default Grapheme Cluster Boundary Specification” in UAX #29 for the summary of each property value: https://www.unicode.org/reports/tr29/#Default_Grapheme_Cluster_Table

The numeric value is compatible with UGraphemeClusterBreak in ICU4C.

Tuple Fields§

§0: u8

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impl GraphemeClusterBreak

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pub const Other: GraphemeClusterBreak = _

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pub const Control: GraphemeClusterBreak = _

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pub const CR: GraphemeClusterBreak = _

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pub const Extend: GraphemeClusterBreak = _

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pub const L: GraphemeClusterBreak = _

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pub const LF: GraphemeClusterBreak = _

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pub const LV: GraphemeClusterBreak = _

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pub const LVT: GraphemeClusterBreak = _

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pub const T: GraphemeClusterBreak = _

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pub const V: GraphemeClusterBreak = _

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pub const SpacingMark: GraphemeClusterBreak = _

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pub const Prepend: GraphemeClusterBreak = _

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pub const RegionalIndicator: GraphemeClusterBreak = _

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pub const EBase: GraphemeClusterBreak = _

This value is obsolete and unused.

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pub const EBaseGAZ: GraphemeClusterBreak = _

This value is obsolete and unused.

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pub const EModifier: GraphemeClusterBreak = _

This value is obsolete and unused.

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pub const GlueAfterZwj: GraphemeClusterBreak = _

This value is obsolete and unused.

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pub const ZWJ: GraphemeClusterBreak = _

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impl GraphemeClusterBreak

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pub const fn name_to_enum_mapper() -> PropertyValueNameToEnumMapperBorrowed<'static, GraphemeClusterBreak>

Return a PropertyValueNameToEnumMapper, capable of looking up values from strings for the Grapheme_Cluster_Break enumerated property.

Enabled with the compiled_data Cargo feature.

📚 Help choosing a constructor

§Example
use icu::properties::GraphemeClusterBreak;

let lookup = GraphemeClusterBreak::name_to_enum_mapper();
// short name for value
assert_eq!(lookup.get_strict("EX"), Some(GraphemeClusterBreak::Extend));
assert_eq!(lookup.get_strict("RI"), Some(GraphemeClusterBreak::RegionalIndicator));
// long name for value
assert_eq!(lookup.get_strict("Extend"), Some(GraphemeClusterBreak::Extend));
assert_eq!(lookup.get_strict("Regional_Indicator"), Some(GraphemeClusterBreak::RegionalIndicator));
// name has incorrect casing and lacks an underscore
assert_eq!(lookup.get_strict("regionalindicator"), None);
// loose matching of name
assert_eq!(lookup.get_loose("regionalindicator"), Some(GraphemeClusterBreak::RegionalIndicator));
// fake property
assert_eq!(lookup.get_strict("Regional_Indicator_Two_Point_Oh"), None);
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pub fn get_name_to_enum_mapper( provider: &(impl DataProvider<GraphemeClusterBreakNameToValueV1Marker> + ?Sized), ) -> Result<PropertyValueNameToEnumMapper<GraphemeClusterBreak>, PropertiesError>

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pub const fn enum_to_short_name_mapper() -> PropertyEnumToValueNameLinearMapperBorrowed<'static, GraphemeClusterBreak>

Return a PropertyEnumToValueNameLinearMapper, capable of looking up short names for values of the Grapheme_Cluster_Break enumerated property.

Enabled with the compiled_data Cargo feature.

📚 Help choosing a constructor

§Example
use icu::properties::GraphemeClusterBreak;

let lookup = GraphemeClusterBreak::enum_to_short_name_mapper();
assert_eq!(lookup.get(GraphemeClusterBreak::Extend), Some("EX"));
assert_eq!(lookup.get(GraphemeClusterBreak::RegionalIndicator), Some("RI"));
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pub fn get_enum_to_short_name_mapper( provider: &(impl DataProvider<GraphemeClusterBreakValueToShortNameV1Marker> + ?Sized), ) -> Result<PropertyEnumToValueNameLinearMapper<GraphemeClusterBreak>, PropertiesError>

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pub const fn enum_to_long_name_mapper() -> PropertyEnumToValueNameLinearMapperBorrowed<'static, GraphemeClusterBreak>

Return a PropertyEnumToValueNameLinearMapper, capable of looking up long names for values of the Grapheme_Cluster_Break enumerated property.

Enabled with the compiled_data Cargo feature.

📚 Help choosing a constructor

§Example
use icu::properties::GraphemeClusterBreak;

let lookup = GraphemeClusterBreak::enum_to_long_name_mapper();
assert_eq!(lookup.get(GraphemeClusterBreak::Extend), Some("Extend"));
assert_eq!(lookup.get(GraphemeClusterBreak::RegionalIndicator), Some("Regional_Indicator"));
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pub fn get_enum_to_long_name_mapper( provider: &(impl DataProvider<GraphemeClusterBreakValueToLongNameV1Marker> + ?Sized), ) -> Result<PropertyEnumToValueNameLinearMapper<GraphemeClusterBreak>, PropertiesError>

Trait Implementations§

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impl AsULE for GraphemeClusterBreak

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type ULE = GraphemeClusterBreakULE

The ULE type corresponding to Self. Read more
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fn to_unaligned(self) -> Self::ULE

Converts from Self to Self::ULE. Read more
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fn from_unaligned(unaligned: Self::ULE) -> Self

Converts from Self::ULE to Self. Read more
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impl Clone for GraphemeClusterBreak

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fn clone(&self) -> GraphemeClusterBreak

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 GraphemeClusterBreak

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

Formats the value using the given formatter. Read more
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impl Hash for GraphemeClusterBreak

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fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl Ord for GraphemeClusterBreak

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fn cmp(&self, other: &GraphemeClusterBreak) -> Ordering

This method returns an Ordering between self and other. Read more
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fn max(self, other: Self) -> Self
where Self: Sized,

Compares and returns the maximum of two values. Read more
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fn min(self, other: Self) -> Self
where Self: Sized,

Compares and returns the minimum of two values. Read more
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fn clamp(self, min: Self, max: Self) -> Self
where Self: Sized + PartialOrd,

Restrict a value to a certain interval. Read more
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impl PartialEq for GraphemeClusterBreak

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fn eq(&self, other: &GraphemeClusterBreak) -> 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 PartialOrd for GraphemeClusterBreak

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fn partial_cmp(&self, other: &GraphemeClusterBreak) -> Option<Ordering>

This method returns an ordering between self and other values if one exists. Read more
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fn lt(&self, other: &Rhs) -> bool

This method tests less than (for self and other) and is used by the < operator. Read more
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fn le(&self, other: &Rhs) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator. Read more
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fn gt(&self, other: &Rhs) -> bool

This method tests greater than (for self and other) and is used by the > operator. Read more
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fn ge(&self, other: &Rhs) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator. Read more
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impl TrieValue for GraphemeClusterBreak

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type TryFromU32Error = TryFromIntError

Last-resort fallback value to return if we cannot read data from the trie. Read more
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fn try_from_u32(i: u32) -> Result<Self, Self::TryFromU32Error>

A parsing function that is primarily motivated by deserialization contexts. When the serialization type width is smaller than 32 bits, then it is expected that the call site will widen the value to a u32 first.
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fn to_u32(self) -> u32

A method for converting back to a u32 that can roundtrip through Self::try_from_u32(). The default implementation of this trait method panics in debug mode and returns 0 in release mode. Read more
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impl<'a> ZeroMapKV<'a> for GraphemeClusterBreak

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type Container = ZeroVec<'a, GraphemeClusterBreak>

The container that can be used with this type: ZeroVec or VarZeroVec.
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type Slice = ZeroSlice<GraphemeClusterBreak>

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type GetType = GraphemeClusterBreakULE

The type produced by Container::get() Read more
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type OwnedType = GraphemeClusterBreak

The type produced by Container::replace() and Container::remove(), also used during deserialization. If Self is human readable serialized, deserializing to Self::OwnedType should produce the same value once passed through Self::owned_as_self() Read more
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impl Copy for GraphemeClusterBreak

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impl Eq for GraphemeClusterBreak

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impl StructuralPartialEq for GraphemeClusterBreak

Auto Trait Implementations§

Blanket Implementations§

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impl<T> Any for T
where 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> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

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

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

Mutably borrows from an owned value. Read more
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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 T
where U: From<T>,

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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> ToOwned for T
where 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 T
where 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 T
where U: TryFrom<T>,

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

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

Performs the conversion.
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impl<T> ErasedDestructor for T
where T: 'static,

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impl<T> MaybeSendSync for T