Enum rustc_hir::hir::FnRetTy

pub enum FnRetTy<'hir> {
    DefaultReturn(Span),
    Return(&'hir Ty<'hir>),
}

Variants

DefaultReturn(Span)

Return type is not specified.

Functions default to () and closures default to inference. Span points to where return type would be inserted.

Return(&'hir Ty<'hir>)

Everything else.

Implementations

impl FnRetTy<'_>

pub fn span(&self) -> Span

Trait Implementations

impl<'hir> Clone for FnRetTy<'hir>

fn clone(&self) -> FnRetTy<'hir>

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<'hir> Debug for FnRetTy<'hir>

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

Formats the value using the given formatter.

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

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

impl<'hir> Copy for FnRetTy<'hir>

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:16 bytes

Size for each variant:

• DefaultReturn: 8 bytes
• Return: 12 bytes