Struct rustc::mir::UpvarDecl [−][src]
pub struct UpvarDecl { pub debug_name: Name, pub by_ref: bool, pub mutability: Mutability, }
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A closure capture, with its name and mode.
Fields
debug_name: Name
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by_ref: bool
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If true, the capture is behind a reference.
mutability: Mutability
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Trait Implementations
impl<'a, 'tcx> HashStable<StableHashingContext<'a>> for UpvarDecl
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impl<'a, 'tcx> HashStable<StableHashingContext<'a>> for UpvarDecl
fn hash_stable<W: StableHasherResult>(
&self,
__ctx: &mut StableHashingContext<'a>,
__hasher: &mut StableHasher<W>
)
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fn hash_stable<W: StableHasherResult>(
&self,
__ctx: &mut StableHashingContext<'a>,
__hasher: &mut StableHasher<W>
)
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impl Clone for UpvarDecl
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impl Clone for UpvarDecl
fn clone(&self) -> UpvarDecl
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fn clone(&self) -> UpvarDecl
Returns a copy of the value. Read more
fn clone_from(&mut self, source: &Self)
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fn clone_from(&mut self, source: &Self)
Performs copy-assignment from source
. Read more
impl Debug for UpvarDecl
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impl Debug for UpvarDecl
fn fmt(&self, f: &mut Formatter) -> Result
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fn fmt(&self, f: &mut Formatter) -> Result
Formats the value using the given formatter. Read more
impl Encodable for UpvarDecl
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impl Encodable for UpvarDecl
fn encode<__S: Encoder>(&self, s: &mut __S) -> Result<(), __S::Error>
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fn encode<__S: Encoder>(&self, s: &mut __S) -> Result<(), __S::Error>
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impl Decodable for UpvarDecl
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impl Decodable for UpvarDecl
fn decode<__D: Decoder>(d: &mut __D) -> Result<UpvarDecl, __D::Error>
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fn decode<__D: Decoder>(d: &mut __D) -> Result<UpvarDecl, __D::Error>
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impl<'tcx> TypeFoldable<'tcx> for UpvarDecl
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impl<'tcx> TypeFoldable<'tcx> for UpvarDecl
fn super_fold_with<'gcx: 'tcx, F: TypeFolder<'gcx, 'tcx>>(
&self,
_: &mut F
) -> UpvarDecl
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fn super_fold_with<'gcx: 'tcx, F: TypeFolder<'gcx, 'tcx>>(
&self,
_: &mut F
) -> UpvarDecl
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fn super_visit_with<F: TypeVisitor<'tcx>>(&self, _: &mut F) -> bool
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fn super_visit_with<F: TypeVisitor<'tcx>>(&self, _: &mut F) -> bool
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fn fold_with<'gcx: 'tcx, F: TypeFolder<'gcx, 'tcx>>(
&self,
folder: &mut F
) -> Self
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fn fold_with<'gcx: 'tcx, F: TypeFolder<'gcx, 'tcx>>(
&self,
folder: &mut F
) -> Self
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fn visit_with<V: TypeVisitor<'tcx>>(&self, visitor: &mut V) -> bool
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fn visit_with<V: TypeVisitor<'tcx>>(&self, visitor: &mut V) -> bool
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fn has_regions_bound_at_or_above(&self, binder: DebruijnIndex) -> bool
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fn has_regions_bound_at_or_above(&self, binder: DebruijnIndex) -> bool
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True if self
has any late-bound regions that are either bound by binder
or bound by some binder outside of binder
. If binder
is ty::INNERMOST
, this indicates whether there are any late-bound regions that appear free. Read more
fn has_regions_bound_above(&self, binder: DebruijnIndex) -> bool
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fn has_regions_bound_above(&self, binder: DebruijnIndex) -> bool
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True if this self
has any regions that escape binder
(and hence are not bound by it). Read more
fn has_escaping_regions(&self) -> bool
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fn has_escaping_regions(&self) -> bool
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fn has_type_flags(&self, flags: TypeFlags) -> bool
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fn has_type_flags(&self, flags: TypeFlags) -> bool
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fn has_projections(&self) -> bool
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fn has_projections(&self) -> bool
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fn references_error(&self) -> bool
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fn references_error(&self) -> bool
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fn has_param_types(&self) -> bool
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fn has_param_types(&self) -> bool
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fn has_self_ty(&self) -> bool
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fn has_self_ty(&self) -> bool
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fn has_infer_types(&self) -> bool
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fn has_infer_types(&self) -> bool
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fn needs_infer(&self) -> bool
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fn needs_infer(&self) -> bool
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fn has_skol(&self) -> bool
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fn has_skol(&self) -> bool
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fn needs_subst(&self) -> bool
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fn needs_subst(&self) -> bool
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fn has_re_skol(&self) -> bool
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fn has_re_skol(&self) -> bool
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fn has_closure_types(&self) -> bool
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fn has_closure_types(&self) -> bool
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fn has_free_regions(&self) -> bool
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fn has_free_regions(&self) -> bool
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"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
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fn has_erasable_regions(&self) -> bool
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True if there any any un-erased free regions.
fn is_global(&self) -> bool
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fn is_global(&self) -> bool
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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. Read more
fn has_late_bound_regions(&self) -> bool
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fn has_late_bound_regions(&self) -> bool
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True if there are any late-bound regions
impl<'tcx> Lift<'tcx> for UpvarDecl
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impl<'tcx> Lift<'tcx> for UpvarDecl
type Lifted = Self
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fn lift_to_tcx<'a, 'gcx>(&self, _: TyCtxt<'a, 'gcx, 'tcx>) -> Option<Self>
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fn lift_to_tcx<'a, 'gcx>(&self, _: TyCtxt<'a, 'gcx, 'tcx>) -> Option<Self>
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this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml
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