Type Definition rustc::ty::sty::Region [−][src]
type Region<'tcx> = &'tcx RegionKind;
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Trait Implementations
impl<'tcx> ToTrace<'tcx> for Region<'tcx>
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impl<'tcx> ToTrace<'tcx> for Region<'tcx>
fn to_trace(
cause: &ObligationCause<'tcx>,
a_is_expected: bool,
a: Self,
b: Self
) -> TypeTrace<'tcx>
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fn to_trace(
cause: &ObligationCause<'tcx>,
a_is_expected: bool,
a: Self,
b: Self
) -> TypeTrace<'tcx>
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impl<'a, 'tcx, 'x> SpecializedDecoder<Region<'tcx>> for CacheDecoder<'a, 'tcx, 'x>
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impl<'a, 'tcx, 'x> SpecializedDecoder<Region<'tcx>> for CacheDecoder<'a, 'tcx, 'x>
fn specialized_decode(&mut self) -> Result<Region<'tcx>, Self::Error>
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fn specialized_decode(&mut self) -> Result<Region<'tcx>, Self::Error>
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Decode a value in a manner specific to this decoder state.
impl<'tcx> Relate<'tcx> for Region<'tcx>
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impl<'tcx> Relate<'tcx> for Region<'tcx>
fn relate<'a, 'gcx, R>(
relation: &mut R,
a: &Region<'tcx>,
b: &Region<'tcx>
) -> RelateResult<'tcx, Region<'tcx>> where
R: TypeRelation<'a, 'gcx, 'tcx>,
'gcx: 'a + 'tcx,
'tcx: 'a,
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fn relate<'a, 'gcx, R>(
relation: &mut R,
a: &Region<'tcx>,
b: &Region<'tcx>
) -> RelateResult<'tcx, Region<'tcx>> where
R: TypeRelation<'a, 'gcx, 'tcx>,
'gcx: 'a + 'tcx,
'tcx: 'a,
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impl<'tcx> From<Region<'tcx>> for Kind<'tcx>
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impl<'tcx> From<Region<'tcx>> for Kind<'tcx>
impl<'a, 'tcx> Lift<'tcx> for Region<'a>
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impl<'a, 'tcx> Lift<'tcx> for Region<'a>
type Lifted = Region<'tcx>
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fn lift_to_tcx<'b, 'gcx>(
&self,
tcx: TyCtxt<'b, 'gcx, 'tcx>
) -> Option<Region<'tcx>>
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fn lift_to_tcx<'b, 'gcx>(
&self,
tcx: TyCtxt<'b, 'gcx, 'tcx>
) -> Option<Region<'tcx>>
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impl<'tcx> TypeFoldable<'tcx> for Region<'tcx>
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impl<'tcx> TypeFoldable<'tcx> for Region<'tcx>
fn super_fold_with<'gcx: 'tcx, F: TypeFolder<'gcx, 'tcx>>(
&self,
_folder: &mut F
) -> Self
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fn super_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
[src]
fn fold_with<'gcx: 'tcx, F: TypeFolder<'gcx, 'tcx>>(
&self,
folder: &mut F
) -> Self
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fn super_visit_with<V: TypeVisitor<'tcx>>(&self, _visitor: &mut V) -> bool
[src]
fn super_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
[src]
fn visit_with<V: TypeVisitor<'tcx>>(&self, visitor: &mut V) -> bool
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fn has_regions_escaping_depth(&self, depth: u32) -> bool
[src]
fn has_regions_escaping_depth(&self, depth: u32) -> bool
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fn has_escaping_regions(&self) -> bool
[src]
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
[src]
fn has_param_types(&self) -> bool
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fn has_self_ty(&self) -> bool
[src]
fn has_self_ty(&self) -> bool
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fn has_infer_types(&self) -> bool
[src]
fn has_infer_types(&self) -> bool
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fn needs_infer(&self) -> bool
[src]
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
[src]
fn needs_subst(&self) -> bool
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fn has_re_skol(&self) -> bool
[src]
fn has_re_skol(&self) -> bool
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fn has_closure_types(&self) -> bool
[src]
fn has_closure_types(&self) -> bool
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fn has_free_regions(&self) -> bool
[src]
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
[src]
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. Errs on the side of returning false. Read more
impl<'tcx> UseSpecializedDecodable for Region<'tcx>
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impl<'tcx> UseSpecializedDecodable for Region<'tcx>
fn default_decode<D>(&mut D) -> Result<Self, <D as Decoder>::Error> where
D: Decoder,
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fn default_decode<D>(&mut D) -> Result<Self, <D as Decoder>::Error> where
D: Decoder,
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Defaults to returning an error (see SpecializationError
).