Struct rustc::traits::VtableObjectData [−][src]
pub struct VtableObjectData<'tcx, N> { pub upcast_trait_ref: PolyTraitRef<'tcx>, pub vtable_base: usize, pub nested: Vec<N>, }
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A vtable for some object-safe trait Foo
automatically derived
for the object type Foo
.
Fields
upcast_trait_ref: PolyTraitRef<'tcx>
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Foo
upcast to the obligation trait. This will be some supertrait of Foo
.
vtable_base: usize
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The vtable is formed by concatenating together the method lists of
the base object trait and all supertraits; this is the start of
upcast_trait_ref
's methods in that vtable.
nested: Vec<N>
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Trait Implementations
impl<'a, 'gcx, N> HashStable<StableHashingContext<'a>> for VtableObjectData<'gcx, N> where
N: HashStable<StableHashingContext<'a>>,
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impl<'a, 'gcx, N> HashStable<StableHashingContext<'a>> for VtableObjectData<'gcx, N> where
N: HashStable<StableHashingContext<'a>>,
fn hash_stable<W: StableHasherResult>(
&self,
hcx: &mut StableHashingContext<'a>,
hasher: &mut StableHasher<W>
)
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fn hash_stable<W: StableHasherResult>(
&self,
hcx: &mut StableHashingContext<'a>,
hasher: &mut StableHasher<W>
)
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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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impl<'tcx, N: Debug> Debug for VtableObjectData<'tcx, N>
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impl<'tcx, N: Debug> Debug for VtableObjectData<'tcx, N>
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<'tcx, N> TypeFoldable<'tcx> for VtableObjectData<'tcx, N> where
N: TypeFoldable<'tcx>,
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impl<'tcx, N> TypeFoldable<'tcx> for VtableObjectData<'tcx, N> where
N: TypeFoldable<'tcx>,
fn super_fold_with<'gcx: 'tcx, V: TypeFolder<'gcx, 'tcx>>(
&self,
folder: &mut V
) -> Self
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fn super_fold_with<'gcx: 'tcx, V: TypeFolder<'gcx, 'tcx>>(
&self,
folder: &mut V
) -> Self
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fn super_visit_with<V: TypeVisitor<'tcx>>(&self, visitor: &mut V) -> bool
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fn super_visit_with<V: TypeVisitor<'tcx>>(&self, visitor: &mut V) -> 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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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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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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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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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
🔬 This is a nightly-only experimental API. (rustc_private
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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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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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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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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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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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fn has_projections(&self) -> bool
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fn has_projections(&self) -> bool
🔬 This is a nightly-only experimental API. (rustc_private
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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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fn references_error(&self) -> bool
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fn references_error(&self) -> bool
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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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fn has_param_types(&self) -> bool
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fn has_param_types(&self) -> bool
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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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fn has_self_ty(&self) -> bool
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fn has_self_ty(&self) -> bool
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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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fn has_infer_types(&self) -> bool
[src]
fn has_infer_types(&self) -> bool
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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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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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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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fn needs_subst(&self) -> bool
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fn needs_subst(&self) -> bool
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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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fn has_re_skol(&self) -> bool
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fn has_re_skol(&self) -> bool
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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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fn has_closure_types(&self) -> bool
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fn has_closure_types(&self) -> bool
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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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fn has_free_regions(&self) -> bool
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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
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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
🔬 This is a nightly-only experimental API. (rustc_private
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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
🔬 This is a nightly-only experimental API. (rustc_private
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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
🔬 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
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True if there are any late-bound regions
impl<'tcx, N: PartialEq> PartialEq for VtableObjectData<'tcx, N>
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impl<'tcx, N: PartialEq> PartialEq for VtableObjectData<'tcx, N>
fn eq(&self, other: &VtableObjectData<'tcx, N>) -> bool
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fn eq(&self, other: &VtableObjectData<'tcx, N>) -> bool
This method tests for self
and other
values to be equal, and is used by ==
. Read more
fn ne(&self, other: &VtableObjectData<'tcx, N>) -> bool
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fn ne(&self, other: &VtableObjectData<'tcx, N>) -> bool
This method tests for !=
.
impl<'tcx, N: Eq> Eq for VtableObjectData<'tcx, N>
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impl<'tcx, N: Eq> Eq for VtableObjectData<'tcx, N>
fn assert_receiver_is_total_eq(&self)
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fn assert_receiver_is_total_eq(&self)
impl<'tcx, N: Clone> Clone for VtableObjectData<'tcx, N>
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impl<'tcx, N: Clone> Clone for VtableObjectData<'tcx, N>
fn clone(&self) -> VtableObjectData<'tcx, N>
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fn clone(&self) -> VtableObjectData<'tcx, N>
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<'tcx, N: Encodable> Encodable for VtableObjectData<'tcx, N>
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impl<'tcx, N: Encodable> Encodable for VtableObjectData<'tcx, N>
fn encode<__SN: Encoder>(&self, s: &mut __SN) -> Result<(), __SN::Error>
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fn encode<__SN: Encoder>(&self, s: &mut __SN) -> Result<(), __SN::Error>
🔬 This is a nightly-only experimental API. (rustc_private
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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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impl<'tcx, N: Decodable> Decodable for VtableObjectData<'tcx, N>
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impl<'tcx, N: Decodable> Decodable for VtableObjectData<'tcx, N>
Auto Trait Implementations
impl<'tcx, N> !Send for VtableObjectData<'tcx, N>
impl<'tcx, N> !Send for VtableObjectData<'tcx, N>
impl<'tcx, N> !Sync for VtableObjectData<'tcx, N>
impl<'tcx, N> !Sync for VtableObjectData<'tcx, N>