Struct JoiningGroup

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pub struct JoiningGroup(/* private fields */);

Expand description

Enumerated property Joining_Group.

See Section 9.2, Arabic Joining Groups in The Unicode Standard for the summary of each property value.

use icu::properties::{props::JoiningGroup, CodePointMapData};

assert_eq!(
    CodePointMapData::<JoiningGroup>::new().get('ع'),
    JoiningGroup::Ain,
); // U+0639: Arabic Letter Ain
assert_eq!(
    CodePointMapData::<JoiningGroup>::new().get('ظ'),
    JoiningGroup::Tah,
); // U+0638: Arabic Letter Zah

Implementations§

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impl JoiningGroup

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pub const fn to_icu4c_value(self) -> u8

Returns an ICU4C UJoiningType value.

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pub const fn from_icu4c_value(value: u8) -> Self

Constructor from an ICU4C UJoiningType value.

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pub const ALL_VALUES: &'static [JoiningGroup]

All possible values of this enum in the Unicode version from this ICU4X release.

Trait Implementations§

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impl AsULE for JoiningGroup

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type ULE = u8

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 JoiningGroup

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fn clone(&self) -> JoiningGroup

Returns a duplicate 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 JoiningGroup

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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 EnumeratedProperty for JoiningGroup

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const NAME: &'static [u8]

The name of this property

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const SHORT_NAME: &'static [u8]

The abbreviated name of this property, if it exists, otherwise the name

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fn for_char(ch: char) -> Self

Convenience method for CodePointMapData::new().get(ch) Read more

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impl From<JoiningGroup> for u16

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fn from(other: JoiningGroup) -> Self

Converts to this type from the input type.

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impl Hash for JoiningGroup

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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 NamedEnumeratedProperty for JoiningGroup

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fn try_from_str(s: &str) -> Option<Self>

Convenience method for PropertyParser::new().get_loose(s) Read more

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fn long_name(&self) -> &'static str

Convenience method for PropertyNamesLong::new().get(*self).unwrap() Read more

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fn short_name(&self) -> &'static str

Convenience method for PropertyNamesShort::new().get(*self).unwrap() Read more

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impl Ord for JoiningGroup

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fn cmp(&self, other: &JoiningGroup) -> 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,

Restrict a value to a certain interval. Read more

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impl PartialEq for JoiningGroup

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

Tests for self and other values to be equal, and is used by ==.

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

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 JoiningGroup

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fn partial_cmp(&self, other: &JoiningGroup) -> 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

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

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

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

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 JoiningGroup

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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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