Enum rustc_hir::MatchSource
source · pub enum MatchSource {
Normal,
ForLoopDesugar,
TryDesugar(HirId),
AwaitDesugar,
FormatArgs,
}
Expand description
Hints at the original code for a match _ { .. }
.
Variants§
Normal
A match _ { .. }
.
ForLoopDesugar
A desugared for _ in _ { .. }
loop.
TryDesugar(HirId)
A desugared ?
operator.
AwaitDesugar
A desugared <expr>.await
.
FormatArgs
A desugared format_args!()
.
Implementations§
Trait Implementations§
source§impl Clone for MatchSource
impl Clone for MatchSource
source§fn clone(&self) -> MatchSource
fn clone(&self) -> MatchSource
Returns a copy of the value. Read more
1.0.0 · source§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source
. Read moresource§impl Debug for MatchSource
impl Debug for MatchSource
source§impl<__D: Decoder> Decodable<__D> for MatchSource
impl<__D: Decoder> Decodable<__D> for MatchSource
source§impl<__E: Encoder> Encodable<__E> for MatchSource
impl<__E: Encoder> Encodable<__E> for MatchSource
source§impl Hash for MatchSource
impl Hash for MatchSource
source§impl<__CTX> HashStable<__CTX> for MatchSourcewhere
__CTX: HashStableContext,
impl<__CTX> HashStable<__CTX> for MatchSourcewhere __CTX: HashStableContext,
fn hash_stable(&self, __hcx: &mut __CTX, __hasher: &mut StableHasher)
source§impl PartialEq<MatchSource> for MatchSource
impl PartialEq<MatchSource> for MatchSource
source§fn eq(&self, other: &MatchSource) -> bool
fn eq(&self, other: &MatchSource) -> bool
This method tests for
self
and other
values to be equal, and is used
by ==
.impl Copy for MatchSource
impl Eq for MatchSource
impl StructuralEq for MatchSource
impl StructuralPartialEq for MatchSource
Auto Trait Implementations§
impl RefUnwindSafe for MatchSource
impl Send for MatchSource
impl Sync for MatchSource
impl Unpin for MatchSource
impl UnwindSafe for MatchSource
Blanket Implementations§
source§impl<'tcx, T> ArenaAllocatable<'tcx, IsCopy> for Twhere
T: Copy,
impl<'tcx, T> ArenaAllocatable<'tcx, IsCopy> for Twhere T: Copy,
fn allocate_on<'a>(self, arena: &'a Arena<'tcx>) -> &'a mut T
fn allocate_from_iter<'a>( arena: &'a Arena<'tcx>, iter: impl IntoIterator<Item = T> ) -> &'a mut [T]
source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere T: ?Sized,
source§fn 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:
Normal
: 0 bytesForLoopDesugar
: 0 bytesTryDesugar
: 8 bytesAwaitDesugar
: 0 bytesFormatArgs
: 0 bytes