Enum nu_protocol::MaybeOwned

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pub enum MaybeOwned<'a, T> {
    Owned(T),
    Borrowed(&'a T),
}

Expand description

Helper type to allow passing something that may potentially be owned, but could also be borrowed

Variants

`Owned(T)`

`Borrowed(&'a T)`

Implementations

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impl<T> MaybeOwned<'_, T>

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pub fn borrow(&self) -> &T

Allows the borrowing of an owned value or passes out the borrowed value

Trait Implementations

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impl<'a, T: Debug> Debug for MaybeOwned<'a, T>

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

Auto Trait Implementations

impl<'a, T> RefUnwindSafe for MaybeOwned<'a, T> where
T: RefUnwindSafe,

impl<'a, T> Send for MaybeOwned<'a, T> where
T: Send + Sync,

impl<'a, T> Sync for MaybeOwned<'a, T> where
T: Sync,

impl<'a, T> Unpin for MaybeOwned<'a, T> where
T: Unpin,

impl<'a, T> UnwindSafe for MaybeOwned<'a, T> where
T: UnwindSafe + RefUnwindSafe,

Blanket Implementations

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impl<T> Any for T where
T: 'static + ?Sized,

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pub 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,

const: unstable · source

pub 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,

const: unstable · source

pub 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

const: unstable · source

pub fn from(t: T) -> T

Performs the conversion.

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

const: unstable · source

pub fn into(self) -> U

Performs the conversion.

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impl<T> SpannedItem for T

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fn spanned(self, span: impl Into) -> Spanned<Self>

Converts a value into a Spanned value

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fn spanned_unknown(self) -> Spanned<Self>

Converts a value into a Spanned value, using an unknown Span

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

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

pub fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>

Performs the conversion.

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

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

pub fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

Enum nu_protocol::MaybeOwned

Variants

`Owned(T)`

`Borrowed(&'a T)`

Implementations

impl<T> MaybeOwned<'_, T>

pub fn borrow(&self) -> &T

Trait Implementations

impl<'a, T: Debug> Debug for MaybeOwned<'a, T>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Auto Trait Implementations

impl<'a, T> RefUnwindSafe for MaybeOwned<'a, T> where
T: RefUnwindSafe,

impl<'a, T> Send for MaybeOwned<'a, T> where
T: Send + Sync,

impl<'a, T> Sync for MaybeOwned<'a, T> where
T: Sync,

impl<'a, T> Unpin for MaybeOwned<'a, T> where
T: Unpin,

impl<'a, T> UnwindSafe for MaybeOwned<'a, T> where
T: UnwindSafe + RefUnwindSafe,

Blanket Implementations

impl<T> Any for T where
T: 'static + ?Sized,

pub fn type_id(&self) -> TypeId

impl<T> Borrow<T> for T where
T: ?Sized,

pub fn borrow(&self) -> &T

impl<T> BorrowMut<T> for T where
T: ?Sized,

pub fn borrow_mut(&mut self) -> &mut T

impl<T> From<T> for T

pub fn from(t: T) -> T

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

pub fn into(self) -> U

impl<T> SpannedItem for T

fn spanned(self, span: impl Into<Span>) -> Spanned<Self>

fn spanned_unknown(self) -> Spanned<Self>

impl<T> TaggedItem for T

fn tagged(self, tag: impl Into<Tag>) -> Tagged<Self>

fn tagged_unknown(self) -> Tagged<Self>

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

type Error = Infallible

pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

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

type Error = <U as TryFrom<T>>::Error

pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Enum nu_protocol::MaybeOwned

Variants

Owned(T)

Borrowed(&'a T)

Implementations

impl<T> MaybeOwned<'_, T>

pub fn borrow(&self) -> &T

Trait Implementations

impl<'a, T: Debug> Debug for MaybeOwned<'a, T>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Auto Trait Implementations

impl<'a, T> RefUnwindSafe for MaybeOwned<'a, T> where T: RefUnwindSafe,

impl<'a, T> Send for MaybeOwned<'a, T> where T: Send + Sync,

impl<'a, T> Sync for MaybeOwned<'a, T> where T: Sync,

impl<'a, T> Unpin for MaybeOwned<'a, T> where T: Unpin,

impl<'a, T> UnwindSafe for MaybeOwned<'a, T> where T: UnwindSafe + RefUnwindSafe,

Blanket Implementations

impl<T> Any for T where T: 'static + ?Sized,

pub fn type_id(&self) -> TypeId

impl<T> Borrow<T> for T where T: ?Sized,

pub fn borrow(&self) -> &T

impl<T> BorrowMut<T> for T where T: ?Sized,

pub fn borrow_mut(&mut self) -> &mut T

impl<T> From<T> for T

pub fn from(t: T) -> T

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

pub fn into(self) -> U

impl<T> SpannedItem for T

fn spanned(self, span: impl Into<Span>) -> Spanned<Self>

fn spanned_unknown(self) -> Spanned<Self>

impl<T> TaggedItem for T

fn tagged(self, tag: impl Into<Tag>) -> Tagged<Self>

fn tagged_unknown(self) -> Tagged<Self>

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

type Error = Infallible

pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

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

type Error = <U as TryFrom<T>>::Error

pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

`Owned(T)`

`Borrowed(&'a T)`

impl<'a, T> RefUnwindSafe for MaybeOwned<'a, T> where
T: RefUnwindSafe,

impl<'a, T> Send for MaybeOwned<'a, T> where
T: Send + Sync,

impl<'a, T> Sync for MaybeOwned<'a, T> where
T: Sync,

impl<'a, T> Unpin for MaybeOwned<'a, T> where
T: Unpin,

impl<'a, T> UnwindSafe for MaybeOwned<'a, T> where
T: UnwindSafe + RefUnwindSafe,

impl<T> Any for T where
T: 'static + ?Sized,

impl<T> Borrow<T> for T where
T: ?Sized,

impl<T> BorrowMut<T> for T where
T: ?Sized,

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

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

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