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Cl

Enum Cl 

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pub enum Cl<'a, T: ?Sized + 'a> {
    Val(Box<T>),
    Ref(&'a T),
}
Expand description

“Component Lifetime”. Wrapper around an injection that may be scoped(owned by the component) or freestanding(owned by the item injecting it). Deref to access the content.

Typically, this is used when the dependent does not care who owns the dependency, as it will not try to move it. Injecting scoped dependency as T or injected freestanding dependency as &T is a compile failure, but both can be injected as Cl<T>

§Lifetime

Cl's lifetime is bounded by the component providing it.

Variants§

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Val(Box<T>)

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Ref(&'a T)

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impl<T: ?Sized> Deref for Cl<'_, 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.

Auto Trait Implementations§

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impl<'a, T> Freeze for Cl<'a, T>
where T: ?Sized,

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impl<'a, T> RefUnwindSafe for Cl<'a, T>
where T: RefUnwindSafe + ?Sized,

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impl<'a, T> Send for Cl<'a, T>
where T: Sync + Send + ?Sized,

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impl<'a, T> Sync for Cl<'a, T>
where T: Sync + ?Sized,

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impl<'a, T> Unpin for Cl<'a, T>
where T: ?Sized,

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impl<'a, T> UnsafeUnpin for Cl<'a, T>
where T: ?Sized,

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impl<'a, T> UnwindSafe for Cl<'a, T>

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.