pub(super) struct InitOnce<'mir, 'tcx> {
    status: InitOnceStatus,
    waiters: VecDeque<InitOnceWaiter<'mir, 'tcx>>,
    data_race: VClock,
}
Expand description

The one time initialization state.

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§status: InitOnceStatus§waiters: VecDeque<InitOnceWaiter<'mir, 'tcx>>§data_race: VClock

Trait Implementations§

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impl<'mir, 'tcx> Debug for InitOnce<'mir, 'tcx>

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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<'mir, 'tcx> Default for InitOnce<'mir, 'tcx>

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fn default() -> InitOnce<'mir, 'tcx>

Returns the “default value” for a type. Read more
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impl<'mir, 'tcx> VisitTags for InitOnce<'mir, 'tcx>

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fn visit_tags(&self, visit: &mut dyn FnMut(BorTag))

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impl<'mir, 'tcx> !RefUnwindSafe for InitOnce<'mir, 'tcx>

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impl<'mir, 'tcx> !Send for InitOnce<'mir, 'tcx>

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impl<'mir, 'tcx> !Sync for InitOnce<'mir, 'tcx>

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impl<'mir, 'tcx> Unpin for InitOnce<'mir, 'tcx>

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impl<'mir, 'tcx> !UnwindSafe for InitOnce<'mir, 'tcx>

Blanket Implementations§

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impl<T> Any for Twhere 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 Twhere 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 Twhere 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 Twhere 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 Twhere 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 Twhere 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<V, T> VZip<V> for Twhere V: MultiLane<T>,

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fn vzip(self) -> V

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: 104 bytes