Enum rustc::hir::MatchSource [−][src]
pub enum MatchSource { Normal, IfLetDesugar { contains_else_clause: bool, }, WhileLetDesugar, ForLoopDesugar, TryDesugar, }
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
Hints at the original code for a match _ { .. }
Variants
Normal
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
A match _ { .. }
IfLetDesugar
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
An if let _ = _ { .. }
(optionally with else { .. }
)
Fields of IfLetDesugar
contains_else_clause: bool | 🔬 This is a nightly-only experimental API. ( |
WhileLetDesugar
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
A while let _ = _ { .. }
(which was desugared to a
loop { match _ { .. } }
)
ForLoopDesugar
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
A desugared for _ in _ { .. }
loop
TryDesugar
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
A desugared ?
operator
Trait Implementations
impl Clone for MatchSource
[src]
impl Clone for MatchSource
fn clone(&self) -> MatchSource
[src]
fn clone(&self) -> MatchSource
Returns a copy of the value. Read more
fn clone_from(&mut self, source: &Self)
1.0.0[src]
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from source
. Read more
impl PartialEq for MatchSource
[src]
impl PartialEq for MatchSource
fn eq(&self, other: &MatchSource) -> bool
[src]
fn eq(&self, other: &MatchSource) -> bool
This method tests for self
and other
values to be equal, and is used by ==
. Read more
fn ne(&self, other: &MatchSource) -> bool
[src]
fn ne(&self, other: &MatchSource) -> bool
This method tests for !=
.
impl Eq for MatchSource
[src]
impl Eq for MatchSource
fn assert_receiver_is_total_eq(&self)
[src]
fn assert_receiver_is_total_eq(&self)
impl Encodable for MatchSource
[src]
impl Encodable for MatchSource
fn encode<__S: Encoder>(&self, s: &mut __S) -> Result<(), __S::Error>
[src]
fn encode<__S: Encoder>(&self, s: &mut __S) -> Result<(), __S::Error>
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
impl Decodable for MatchSource
[src]
impl Decodable for MatchSource
fn decode<__D: Decoder>(d: &mut __D) -> Result<MatchSource, __D::Error>
[src]
fn decode<__D: Decoder>(d: &mut __D) -> Result<MatchSource, __D::Error>
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
impl Hash for MatchSource
[src]
impl Hash for MatchSource
fn hash<__H: Hasher>(&self, state: &mut __H)
[src]
fn hash<__H: Hasher>(&self, state: &mut __H)
Feeds this value into the given [Hasher
]. Read more
fn hash_slice<H>(data: &[Self], state: &mut H) where
H: Hasher,
1.3.0[src]
fn hash_slice<H>(data: &[Self], state: &mut H) where
H: Hasher,
Feeds a slice of this type into the given [Hasher
]. Read more
impl Debug for MatchSource
[src]
impl Debug for MatchSource
fn fmt(&self, f: &mut Formatter) -> Result
[src]
fn fmt(&self, f: &mut Formatter) -> Result
Formats the value using the given formatter. Read more
impl Copy for MatchSource
[src]
impl Copy for MatchSource
impl<'a> HashStable<StableHashingContext<'a>> for MatchSource
[src]
impl<'a> HashStable<StableHashingContext<'a>> for MatchSource
fn hash_stable<W: StableHasherResult>(
&self,
hcx: &mut StableHashingContext<'a>,
hasher: &mut StableHasher<W>
)
[src]
fn hash_stable<W: StableHasherResult>(
&self,
hcx: &mut StableHashingContext<'a>,
hasher: &mut StableHasher<W>
)
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
impl<'tcx> TypeFoldable<'tcx> for MatchSource
[src]
impl<'tcx> TypeFoldable<'tcx> for MatchSource
fn super_fold_with<'gcx: 'tcx, F: TypeFolder<'gcx, 'tcx>>(
&self,
_: &mut F
) -> MatchSource
[src]
fn super_fold_with<'gcx: 'tcx, F: TypeFolder<'gcx, 'tcx>>(
&self,
_: &mut F
) -> MatchSource
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
fn super_visit_with<F: TypeVisitor<'tcx>>(&self, _: &mut F) -> bool
[src]
fn super_visit_with<F: TypeVisitor<'tcx>>(&self, _: &mut F) -> bool
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
fn fold_with<'gcx: 'tcx, F: TypeFolder<'gcx, 'tcx>>(
&self,
folder: &mut F
) -> Self
[src]
fn fold_with<'gcx: 'tcx, F: TypeFolder<'gcx, 'tcx>>(
&self,
folder: &mut F
) -> Self
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
fn visit_with<V: TypeVisitor<'tcx>>(&self, visitor: &mut V) -> bool
[src]
fn visit_with<V: TypeVisitor<'tcx>>(&self, visitor: &mut V) -> bool
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
fn has_regions_escaping_depth(&self, depth: u32) -> bool
[src]
fn has_regions_escaping_depth(&self, depth: u32) -> bool
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
fn has_escaping_regions(&self) -> bool
[src]
fn has_escaping_regions(&self) -> bool
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
fn has_type_flags(&self, flags: TypeFlags) -> bool
[src]
fn has_type_flags(&self, flags: TypeFlags) -> bool
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
fn has_projections(&self) -> bool
[src]
fn has_projections(&self) -> bool
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
fn references_error(&self) -> bool
[src]
fn references_error(&self) -> bool
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
fn has_param_types(&self) -> bool
[src]
fn has_param_types(&self) -> bool
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
fn has_self_ty(&self) -> bool
[src]
fn has_self_ty(&self) -> bool
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
fn has_infer_types(&self) -> bool
[src]
fn has_infer_types(&self) -> bool
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
fn needs_infer(&self) -> bool
[src]
fn needs_infer(&self) -> bool
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
fn has_skol(&self) -> bool
[src]
fn has_skol(&self) -> bool
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
fn needs_subst(&self) -> bool
[src]
fn needs_subst(&self) -> bool
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
fn has_re_skol(&self) -> bool
[src]
fn has_re_skol(&self) -> bool
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
fn has_closure_types(&self) -> bool
[src]
fn has_closure_types(&self) -> bool
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
fn has_free_regions(&self) -> bool
[src]
fn has_free_regions(&self) -> bool
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
"Free" regions in this context means that it has any region that is not (a) erased or (b) late-bound. Read more
fn has_erasable_regions(&self) -> bool
[src]
fn has_erasable_regions(&self) -> bool
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
True if there any any un-erased free regions.
fn is_global(&self) -> bool
[src]
fn is_global(&self) -> bool
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
Indicates whether this value references only 'global' types/lifetimes that are the same regardless of what fn we are in. This is used for caching. Errs on the side of returning false. Read more
impl<'tcx> Lift<'tcx> for MatchSource
[src]
impl<'tcx> Lift<'tcx> for MatchSource
type Lifted = Self
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
fn lift_to_tcx<'a, 'gcx>(&self, _: TyCtxt<'a, 'gcx, 'tcx>) -> Option<Self>
[src]
fn lift_to_tcx<'a, 'gcx>(&self, _: TyCtxt<'a, 'gcx, 'tcx>) -> Option<Self>
🔬 This is a nightly-only experimental API. (rustc_private
)
this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
instead?
Auto Trait Implementations
impl Send for MatchSource
impl Send for MatchSource
impl Sync for MatchSource
impl Sync for MatchSource