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Take

Struct Take 

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pub struct Take<T>(/* private fields */);

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impl<T> Take<T>

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pub fn new(item: T) -> Self

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pub fn take(&mut self) -> Option<T>

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pub fn insert(&mut self, item: T) -> &mut T

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impl<T: Debug> Debug for Take<T>

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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<T> Deref for Take<T>

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type Target = T

The resulting type after dereferencing.
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fn deref(&self) -> &Self::Target

Dereferences the value.
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impl<T> DerefMut for Take<T>

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fn deref_mut(&mut self) -> &mut Self::Target

Mutably dereferences the value.

Auto Trait Implementations§

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impl<T> Freeze for Take<T>
where Option<T>: Freeze,

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impl<T> RefUnwindSafe for Take<T>

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impl<T> Send for Take<T>
where Option<T>: Send,

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impl<T> Sync for Take<T>
where Option<T>: Sync,

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impl<T> Unpin for Take<T>
where Option<T>: Unpin,

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impl<T> UnsafeUnpin for Take<T>
where Option<T>: UnsafeUnpin,

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impl<T> UnwindSafe for Take<T>
where Option<T>: UnwindSafe,

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<R> CryptoRng for R
where R: TryCryptoRng<Error = !> + ?Sized,

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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<P, T> Receiver for P
where P: Deref<Target = T> + ?Sized, T: ?Sized,

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type Target = T

🔬This is a nightly-only experimental API. (arbitrary_self_types)
The target type on which the method may be called.
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impl<R> Rng for R
where R: TryRng<Error = !> + ?Sized,

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fn next_u32(&mut self) -> u32

Return the next random u32.
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fn next_u64(&mut self) -> u64

Return the next random u64.
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fn fill_bytes(&mut self, dst: &mut [u8])

Fill dest with random data. Read more
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impl<R> RngCore for R
where R: Rng,

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impl<R> TryCryptoRng for R
where R: DerefMut, <R as Deref>::Target: TryCryptoRng,

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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = !

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, !>

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<R> TryRng for R
where R: DerefMut, <R as Deref>::Target: TryRng,

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type Error = <<R as Deref>::Target as TryRng>::Error

The type returned in the event of a RNG error. Read more
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fn try_next_u32(&mut self) -> Result<u32, <R as TryRng>::Error>

Return the next random u32.
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fn try_next_u64(&mut self) -> Result<u64, <R as TryRng>::Error>

Return the next random u64.
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fn try_fill_bytes(&mut self, dst: &mut [u8]) -> Result<(), <R as TryRng>::Error>

Fill dst entirely with random data.
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impl<R> TryRngCore for R
where R: TryRng,

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type Error = <R as TryRng>::Error

👎Deprecated since 0.10.0:

use TryRng instead

Error type.