pub struct Variant<'hir> {
pub ident: Ident,
pub id: HirId,
pub data: VariantData<'hir>,
pub disr_expr: Option<AnonConst>,
pub span: Span,
}
Fields
ident: Ident
Name of the variant.
id: HirId
Id of the variant (not the constructor, see VariantData::ctor_hir_id()
).
data: VariantData<'hir>
Fields and constructor id of the variant.
disr_expr: Option<AnonConst>
Explicit discriminant (e.g., Foo = 1
).
span: Span
Span
Trait Implementations
sourceimpl<'tcx> ArenaAllocatable<'tcx, IsNotCopy> for Variant<'tcx>
impl<'tcx> ArenaAllocatable<'tcx, IsNotCopy> for Variant<'tcx>
fn allocate_on<'a>(self, arena: &'a Arena<'tcx>) -> &'a mut Self
fn allocate_from_iter<'a>(
arena: &'a Arena<'tcx>,
iter: impl IntoIterator<Item = Self>
) -> &'a mut [Self]ⓘNotable traits for &[u8]impl Read for &[u8]impl Write for &mut [u8]
sourceimpl<'hir, __CTX> HashStable<__CTX> for Variant<'hir>where
__CTX: HashStableContext,
impl<'hir, __CTX> HashStable<__CTX> for Variant<'hir>where
__CTX: HashStableContext,
fn hash_stable(&self, __hcx: &mut __CTX, __hasher: &mut StableHasher)
Auto Trait Implementations
impl<'hir> RefUnwindSafe for Variant<'hir>
impl<'hir> !Send for Variant<'hir>
impl<'hir> !Sync for Variant<'hir>
impl<'hir> Unpin for Variant<'hir>
impl<'hir> UnwindSafe for Variant<'hir>
Blanket Implementations
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: 80 bytes