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Nil

cel_runtime::value_type

Struct Nil 

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pub struct Nil;
Expand description

Names canonical source unit, represented by CNil<()>, not a host ().

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use cel_runtime::{IntoCStackList, value_type::{Nil, ValueRepr}};
let _: <Nil as ValueRepr>::Value = ().into_c_stack_list();

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impl ValueRepr for Nil

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fn value_type() -> ValueType

Describes canonical source unit with its empty-list ownership plan.

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type Value = CNil<()>

The concrete, owned Rust representation.

Auto Trait Implementations§

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impl Freeze for Nil

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impl RefUnwindSafe for Nil

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impl Send for Nil

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impl Sync for Nil

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impl Unpin for Nil

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impl UnsafeUnpin for Nil

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impl UnwindSafe for Nil

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> ArgumentList for T
where T: List,

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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<T> Same for T

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type Output = T

Should always be Self
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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.