std_shims::str::pattern

Enum Utf8Pattern

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pub enum Utf8Pattern<'a> {
    StringPattern(&'a [u8]),
    CharPattern(char),
}
🔬This is a nightly-only experimental API. (pattern)
Expand description

Result of calling Pattern::as_utf8_pattern(). Can be used for inspecting the contents of a Pattern in cases where the underlying representation can be represented as UTF-8.

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StringPattern(&'a [u8])

🔬This is a nightly-only experimental API. (pattern)

Type returned by String and str types.

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CharPattern(char)

🔬This is a nightly-only experimental API. (pattern)

Type returned by char types.

Trait Implementations§

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impl<'a> Clone for Utf8Pattern<'a>

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fn clone(&self) -> Utf8Pattern<'a>

Returns a copy of the value. Read more
1.0.0 · Source§

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

Performs copy-assignment from source. Read more
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impl<'a> Debug for Utf8Pattern<'a>

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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<'a> PartialEq for Utf8Pattern<'a>

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fn eq(&self, other: &Utf8Pattern<'a>) -> 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<'a> Copy for Utf8Pattern<'a>

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impl<'a> Eq for Utf8Pattern<'a>

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impl<'a> StructuralPartialEq for Utf8Pattern<'a>

Auto Trait Implementations§

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impl<'a> Freeze for Utf8Pattern<'a>

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impl<'a> RefUnwindSafe for Utf8Pattern<'a>

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impl<'a> Send for Utf8Pattern<'a>

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impl<'a> Sync for Utf8Pattern<'a>

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impl<'a> Unpin for Utf8Pattern<'a>

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impl<'a> UnwindSafe for Utf8Pattern<'a>

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, dst: *mut u8)

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

Layout§

Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference's “Type Layout” chapter for details on type layout guarantees.

Size: 16 bytes

Size for each variant:

  • StringPattern: 16 bytes
  • CharPattern: 12 bytes