Enum rustc_hir::hir::OpaqueTyOrigin
source · pub enum OpaqueTyOrigin {
FnReturn(LocalDefId),
AsyncFn(LocalDefId),
TyAlias,
}
Expand description
From whence the opaque type came.
Variants
FnReturn(LocalDefId)
-> impl Trait
AsyncFn(LocalDefId)
async fn
TyAlias
type aliases: type Foo = impl Trait;
Trait Implementations
sourceimpl Clone for OpaqueTyOrigin
impl Clone for OpaqueTyOrigin
sourcefn clone(&self) -> OpaqueTyOrigin
fn clone(&self) -> OpaqueTyOrigin
Returns a copy of the value. Read more
1.0.0 · sourcefn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source
. Read moresourceimpl Debug for OpaqueTyOrigin
impl Debug for OpaqueTyOrigin
sourceimpl<__D: Decoder> Decodable<__D> for OpaqueTyOrigin
impl<__D: Decoder> Decodable<__D> for OpaqueTyOrigin
sourceimpl<__E: Encoder> Encodable<__E> for OpaqueTyOrigin
impl<__E: Encoder> Encodable<__E> for OpaqueTyOrigin
sourceimpl<__CTX> HashStable<__CTX> for OpaqueTyOriginwhere
__CTX: HashStableContext,
impl<__CTX> HashStable<__CTX> for OpaqueTyOriginwhere
__CTX: HashStableContext,
fn hash_stable(&self, __hcx: &mut __CTX, __hasher: &mut StableHasher)
sourceimpl PartialEq<OpaqueTyOrigin> for OpaqueTyOrigin
impl PartialEq<OpaqueTyOrigin> for OpaqueTyOrigin
sourcefn eq(&self, other: &OpaqueTyOrigin) -> bool
fn eq(&self, other: &OpaqueTyOrigin) -> bool
impl Copy for OpaqueTyOrigin
impl Eq for OpaqueTyOrigin
impl StructuralEq for OpaqueTyOrigin
impl StructuralPartialEq for OpaqueTyOrigin
Auto Trait Implementations
impl RefUnwindSafe for OpaqueTyOrigin
impl Send for OpaqueTyOrigin
impl Sync for OpaqueTyOrigin
impl Unpin for OpaqueTyOrigin
impl UnwindSafe for OpaqueTyOrigin
Blanket Implementations
sourceimpl<'tcx, T> ArenaAllocatable<'tcx, IsCopy> for Twhere
T: Copy,
impl<'tcx, T> ArenaAllocatable<'tcx, IsCopy> for Twhere
T: Copy,
fn allocate_on(self, arena: &'a Arena<'tcx>) -> &'a mut T
fn allocate_from_iter(
arena: &'a Arena<'tcx>,
iter: impl IntoIterator<Item = T>
) -> &'a mut [T]ⓘNotable traits for &[u8]impl Read for &[u8]impl Write for &mut [u8]
sourceimpl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
const: unstable · sourcefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
Layout
Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...)
attributes. Please see the Rust Reference’s “Type Layout” chapter for details on type layout guarantees.
Size: 8 bytes
Size for each variant:
FnReturn
: 4 bytesAsyncFn
: 4 bytesTyAlias
: 0 bytes