⚠️ VeridianOS Kernel Documentation - This is low-level kernel code. All functions are unsafe unless explicitly marked otherwise. no_std

LazyLock

veridian_kernel::sync::once_lock

Struct LazyLock 

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pub struct LazyLock<T, F = fn() -> T> { /* private fields */ }
Expand description

Lazy initialization with function (Rust 2024 compatible)

Similar to std::sync::LazyLock but for no_std

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impl<T: 'static, F: FnOnce() -> T> LazyLock<T, F>

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pub const fn new(init: F) -> Self

Create a new LazyLock with initialization function

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pub fn force(&self) -> &T

Force initialization and get reference

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impl<T: 'static, F: FnOnce() -> T> Deref for LazyLock<T, F>

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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: Send, F: Send> Send for LazyLock<T, F>

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impl<T: Sync, F: Send> Sync for LazyLock<T, F>

Auto Trait Implementations§

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impl<T, F = fn() -> T> !Freeze for LazyLock<T, F>

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impl<T, F = fn() -> T> !RefUnwindSafe for LazyLock<T, F>

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impl<T, F> Unpin for LazyLock<T, F>
where F: Unpin,

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impl<T, F> UnwindSafe for LazyLock<T, F>
where F: UnwindSafe, T: RefUnwindSafe,

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> 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<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.