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Utf8ByteType

Enum Utf8ByteType 

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pub enum Utf8ByteType {
    Continuation,
    Single,
    Double,
    Triple,
    Quadruple,
}
Expand description

Categorization of a valid byte in UTF-8

§Example

use utf8_parser::Utf8ByteType;

assert_eq!(Utf8ByteType::of(0b00000010)?, Utf8ByteType::Single);
assert_eq!(Utf8ByteType::of(0b10000010)?, Utf8ByteType::Continuation);
assert_eq!(Utf8ByteType::of(0b11000010)?, Utf8ByteType::Double);
assert_eq!(Utf8ByteType::of(0b11100010)?, Utf8ByteType::Triple);
assert_eq!(Utf8ByteType::of(0b11110010)?, Utf8ByteType::Quadruple);
assert!(Utf8ByteType::of(0b11111010).is_err());

Variants§

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Continuation

A continuation byte

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Single

A one-byte UTF-8 character, i.e. an ASCII value

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Double

A start byte that must be followed by one continuation byte

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Triple

A start byte that must be followed by two continuation bytes

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Quadruple

A start byte that must be followed by three continuation bytes

Implementations§

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impl Utf8ByteType

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pub const fn of(byte: u8) -> Result<Self, Utf8ParserError>

Get type of byte

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pub const fn is_continuation(self) -> bool

Returns true if this is a continuation byte

Trait Implementations§

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impl Clone for Utf8ByteType

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fn clone(&self) -> Utf8ByteType

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more
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impl Copy for Utf8ByteType

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impl Debug for Utf8ByteType

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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 Eq for Utf8ByteType

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impl Hash for Utf8ByteType

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

Feeds this value into the given Hasher. Read more
1.3.0 · Source§

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 PartialEq for Utf8ByteType

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fn eq(&self, other: &Utf8ByteType) -> bool

Equality operator ==. Read more
1.0.0 (const: unstable) · Source§

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

Inequality operator !=. Read more
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impl StructuralPartialEq for Utf8ByteType

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> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. 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, 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.