Enum rustc_hir::hir::GenericArg

pub enum GenericArg<'hir> {
    Lifetime(&'hir Lifetime),
    Type(&'hir Ty<'hir>),
    Const(ConstArg),
    Infer(InferArg),
}

Variants

Lifetime(&'hir Lifetime)

Type(&'hir Ty<'hir>)

Const(ConstArg)

Infer(InferArg)

Implementations

impl GenericArg<'_>

pub fn span(&self) -> Span

pub fn hir_id(&self) -> HirId

pub fn is_synthetic(&self) -> bool

pub fn descr(&self) -> &'static str

pub fn to_ord(&self) -> ParamKindOrd

pub fn is_ty_or_const(&self) -> bool

Trait Implementations

impl<'tcx> ArenaAllocatable<'tcx, IsNotCopy> for GenericArg<'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]

impl<'hir> Debug for GenericArg<'hir>

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

Formats the value using the given formatter.

impl<'hir, __CTX> HashStable<__CTX> for GenericArg<'hir>where
    __CTX: HashStableContext,

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

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: 24 bytes

Size for each variant:

• Lifetime: 16 bytes
• Type: 16 bytes
• Const: 24 bytes
• Infer: 20 bytes