Enum rustc_hir::hir::MaybeOwner

source · [−]

pub enum MaybeOwner<T> {
    Owner(T),
    NonOwner(HirId),
    Phantom,
}

Variants

`Owner(T)`

`NonOwner(HirId)`

`Phantom`

Used as a placeholder for unused LocalDefId.

Implementations

source

pub fn unwrap(self) -> T

Trait Implementations

source

impl<T: Clone> Clone for MaybeOwner<T>

source

fn clone(&self) -> MaybeOwner<T>

Returns a copy of the value. Read more

1.0.0 · source

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

source

impl<T: Debug> Debug for MaybeOwner<T>

source

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

Formats the value using the given formatter. Read more

source

impl<T, CTX> HashStable<CTX> for MaybeOwner<T> where
CTX: HashStableContext,
T: HashStable<CTX>,

source

fn hash_stable(&self, hcx: &mut CTX, __hasher: &mut StableHasher)

source

impl<T: Copy> Copy for MaybeOwner<T>

Auto Trait Implementations

impl<T> RefUnwindSafe for MaybeOwner<T> where
T: RefUnwindSafe,

impl<T> Send for MaybeOwner<T> where
T: Send,

impl<T> Sync for MaybeOwner<T> where
T: Sync,

impl<T> Unpin for MaybeOwner<T> where
T: Unpin,

impl<T> UnwindSafe for MaybeOwner<T> where
T: UnwindSafe,

Blanket Implementations

source

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

source

pub fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

source

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

source

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

source

impl<T> From<T> for T

const: unstable · source

pub fn from(t: T) -> T

Performs the conversion.

source

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

const: unstable · source

pub fn into(self) -> U

Performs the conversion.

source

impl<T> ToOwned for T where
T: Clone,

type Owned = T

The resulting type after obtaining ownership.

source

pub fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

source

pub fn clone_into(&self, target: &mut T)

🔬 This is a nightly-only experimental API. (toowned_clone_into)

Uses borrowed data to replace owned data, usually by cloning. Read more

source

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.

source

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.

Layout

Note: Unable to compute type layout, possibly due to this type having generic parameters. Layout can only be computed for concrete, fully-instantiated types.

Enum rustc_hir::hir::MaybeOwner

Variants

Owner(T)

NonOwner(HirId)

Phantom

Implementations

impl<T> MaybeOwner<T>

pub fn as_owner(self) -> Option<T>

pub fn map<U>(self, f: impl FnOnce(T) -> U) -> MaybeOwner<U>

pub fn unwrap(self) -> T

Trait Implementations

impl<T: Clone> Clone for MaybeOwner<T>

fn clone(&self) -> MaybeOwner<T>

fn clone_from(&mut self, source: &Self)

impl<T: Debug> Debug for MaybeOwner<T>

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

impl<T, __CTX> HashStable<__CTX> for MaybeOwner<T> where __CTX: HashStableContext, T: HashStable<__CTX>,

fn hash_stable(&self, __hcx: &mut __CTX, __hasher: &mut StableHasher)

impl<T: Copy> Copy for MaybeOwner<T>

Auto Trait Implementations

impl<T> RefUnwindSafe for MaybeOwner<T> where T: RefUnwindSafe,

impl<T> Send for MaybeOwner<T> where T: Send,

impl<T> Sync for MaybeOwner<T> where T: Sync,

impl<T> Unpin for MaybeOwner<T> where T: Unpin,

impl<T> UnwindSafe for MaybeOwner<T> where T: UnwindSafe,

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> ToOwned for T where T: Clone,

type Owned = T

pub fn to_owned(&self) -> T

pub fn clone_into(&self, target: &mut T)

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>

Layout

`Owner(T)`

`NonOwner(HirId)`

`Phantom`

impl<T, CTX> HashStable<CTX> for MaybeOwner<T> where
CTX: HashStableContext,
T: HashStable<CTX>,

fn hash_stable(&self, hcx: &mut CTX, __hasher: &mut StableHasher)

impl<T> RefUnwindSafe for MaybeOwner<T> where
T: RefUnwindSafe,

impl<T> Send for MaybeOwner<T> where
T: Send,

impl<T> Sync for MaybeOwner<T> where
T: Sync,

impl<T> Unpin for MaybeOwner<T> where
T: Unpin,

impl<T> UnwindSafe for MaybeOwner<T> where
T: UnwindSafe,

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> ToOwned for T where
T: Clone,

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

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