Enum rustc::traits::WhereClause [−][src]
pub enum WhereClause<'tcx> { Implemented(TraitPredicate<'tcx>), ProjectionEq(ProjectionPredicate<'tcx>), RegionOutlives(RegionOutlivesPredicate<'tcx>), TypeOutlives(TypeOutlivesPredicate<'tcx>), }
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)
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instead?
The following types:
WhereClause
WellFormed
FromEnv
DomainGoal
Goal
Clause
are used for representing the trait system in the form of logic programming clauses. They are part of the interface for the chalk SLG solver.
Variants
Implemented(TraitPredicate<'tcx>)
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ProjectionEq(ProjectionPredicate<'tcx>)
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)
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RegionOutlives(RegionOutlivesPredicate<'tcx>)
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)
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TypeOutlives(TypeOutlivesPredicate<'tcx>)
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Trait Implementations
impl<'a, 'tcx> HashStable<StableHashingContext<'a>> for WhereClause<'tcx>
[src]
impl<'a, 'tcx> HashStable<StableHashingContext<'a>> for WhereClause<'tcx>
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> Display for WhereClause<'tcx>
[src]
impl<'tcx> Display for WhereClause<'tcx>
fn fmt(&self, fmt: &mut Formatter) -> Result
[src]
fn fmt(&self, fmt: &mut Formatter) -> Result
Formats the value using the given formatter. Read more
impl<'tcx> TypeFoldable<'tcx> for WhereClause<'tcx>
[src]
impl<'tcx> TypeFoldable<'tcx> for WhereClause<'tcx>
fn super_fold_with<'gcx: 'tcx, V: TypeFolder<'gcx, 'tcx>>(
&self,
folder: &mut V
) -> Self
[src]
fn super_fold_with<'gcx: 'tcx, V: TypeFolder<'gcx, 'tcx>>(
&self,
folder: &mut V
) -> Self
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instead?
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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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 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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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
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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
[src]
fn has_regions_bound_at_or_above(&self, binder: DebruijnIndex) -> 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 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
[src]
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
instead?
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
[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
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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
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fn references_error(&self) -> bool
[src]
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
[src]
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
[src]
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
[src]
fn needs_infer(&self) -> bool
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fn has_skol(&self) -> bool
[src]
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
[src]
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
[src]
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
[src]
fn has_closure_types(&self) -> bool
🔬 This is a nightly-only experimental API. (rustc_private
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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
)
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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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)
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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
[src]
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
fn visit_tys_shallow(
&self,
visit: impl FnMut(Ty<'tcx>) -> bool
) -> bool
[src]
fn visit_tys_shallow(
&self,
visit: impl FnMut(Ty<'tcx>) -> bool
) -> 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?
A visitor that does not recurse into types, works like fn walk_shallow
in Ty
.
impl<'a, 'tcx> Lift<'tcx> for WhereClause<'a>
[src]
impl<'a, 'tcx> Lift<'tcx> for WhereClause<'a>
type Lifted = WhereClause<'tcx>
🔬 This is a nightly-only experimental API. (rustc_private
)
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fn lift_to_tcx<'b, 'gcx>(
&self,
tcx: TyCtxt<'b, 'gcx, 'tcx>
) -> Option<WhereClause<'tcx>>
[src]
fn lift_to_tcx<'b, 'gcx>(
&self,
tcx: TyCtxt<'b, 'gcx, 'tcx>
) -> Option<WhereClause<'tcx>>
🔬 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> Clone for WhereClause<'tcx>
[src]
impl<'tcx> Clone for WhereClause<'tcx>
fn clone(&self) -> WhereClause<'tcx>
[src]
fn clone(&self) -> WhereClause<'tcx>
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> Copy for WhereClause<'tcx>
[src]
impl<'tcx> Copy for WhereClause<'tcx>
impl<'tcx> PartialEq for WhereClause<'tcx>
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impl<'tcx> PartialEq for WhereClause<'tcx>
fn eq(&self, other: &WhereClause<'tcx>) -> bool
[src]
fn eq(&self, other: &WhereClause<'tcx>) -> bool
This method tests for self
and other
values to be equal, and is used by ==
. Read more
fn ne(&self, other: &WhereClause<'tcx>) -> bool
[src]
fn ne(&self, other: &WhereClause<'tcx>) -> bool
This method tests for !=
.
impl<'tcx> Eq for WhereClause<'tcx>
[src]
impl<'tcx> Eq for WhereClause<'tcx>
fn assert_receiver_is_total_eq(&self)
[src]
fn assert_receiver_is_total_eq(&self)
impl<'tcx> Hash for WhereClause<'tcx>
[src]
impl<'tcx> Hash for WhereClause<'tcx>
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<'tcx> Debug for WhereClause<'tcx>
[src]
impl<'tcx> Debug for WhereClause<'tcx>
Auto Trait Implementations
impl<'tcx> !Send for WhereClause<'tcx>
impl<'tcx> !Send for WhereClause<'tcx>
impl<'tcx> !Sync for WhereClause<'tcx>
impl<'tcx> !Sync for WhereClause<'tcx>