Enum rustc::ty::error::TypeError [−][src]
pub enum TypeError<'tcx> { Mismatch, UnsafetyMismatch(ExpectedFound<Unsafety>), AbiMismatch(ExpectedFound<Abi>), Mutability, TupleSize(ExpectedFound<usize>), FixedArraySize(ExpectedFound<u64>), ArgCount, RegionsDoesNotOutlive(Region<'tcx>, Region<'tcx>), RegionsInsufficientlyPolymorphic(BoundRegion, Region<'tcx>), RegionsOverlyPolymorphic(BoundRegion, Region<'tcx>), Sorts(ExpectedFound<Ty<'tcx>>), IntMismatch(ExpectedFound<IntVarValue>), FloatMismatch(ExpectedFound<FloatTy>), Traits(ExpectedFound<DefId>), VariadicMismatch(ExpectedFound<bool>), CyclicTy(Ty<'tcx>), ProjectionMismatched(ExpectedFound<DefId>), ProjectionBoundsLength(ExpectedFound<usize>), ExistentialMismatch(ExpectedFound<&'tcx Slice<ExistentialPredicate<'tcx>>>), OldStyleLUB(Box<TypeError<'tcx>>), }
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Variants
Mismatch
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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?
UnsafetyMismatch(ExpectedFound<Unsafety>)
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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?
AbiMismatch(ExpectedFound<Abi>)
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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?
Mutability
🔬 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?
TupleSize(ExpectedFound<usize>)
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)
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instead?
FixedArraySize(ExpectedFound<u64>)
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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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ArgCount
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)
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instead?
RegionsDoesNotOutlive(Region<'tcx>, Region<'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?
RegionsInsufficientlyPolymorphic(BoundRegion, Region<'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?
RegionsOverlyPolymorphic(BoundRegion, Region<'tcx>)
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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?
Sorts(ExpectedFound<Ty<'tcx>>)
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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?
IntMismatch(ExpectedFound<IntVarValue>)
🔬 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?
FloatMismatch(ExpectedFound<FloatTy>)
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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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Traits(ExpectedFound<DefId>)
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VariadicMismatch(ExpectedFound<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?
CyclicTy(Ty<'tcx>)
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)
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Instantiating a type variable with the given type would have created a cycle (because it appears somewhere within that type).
ProjectionMismatched(ExpectedFound<DefId>)
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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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ProjectionBoundsLength(ExpectedFound<usize>)
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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?
ExistentialMismatch(ExpectedFound<&'tcx Slice<ExistentialPredicate<'tcx>>>)
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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?
OldStyleLUB(Box<TypeError<'tcx>>)
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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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Trait Implementations
impl<'tcx> From<TypeError<'tcx>> for NoSolution
[src]
impl<'tcx> From<TypeError<'tcx>> for NoSolution
fn from(_: TypeError<'tcx>) -> NoSolution
[src]
fn from(_: TypeError<'tcx>) -> NoSolution
Performs the conversion.
impl<'tcx> Clone for TypeError<'tcx>
[src]
impl<'tcx> Clone for TypeError<'tcx>
fn clone(&self) -> TypeError<'tcx>
[src]
fn clone(&self) -> TypeError<'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> Debug for TypeError<'tcx>
[src]
impl<'tcx> Debug for TypeError<'tcx>
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<'tcx> Display for TypeError<'tcx>
[src]
impl<'tcx> Display for TypeError<'tcx>
Explains the source of a type err in a short, human readable way. This is meant to be placed
in parentheses after some larger message. You should also invoke note_and_explain_type_err()
afterwards to present additional details, particularly when it comes to lifetime-related
errors.
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<'a, 'tcx> Lift<'tcx> for TypeError<'a>
[src]
impl<'a, 'tcx> Lift<'tcx> for TypeError<'a>
type Lifted = TypeError<'tcx>
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fn lift_to_tcx<'b, 'gcx>(
&self,
tcx: TyCtxt<'b, 'gcx, 'tcx>
) -> Option<Self::Lifted>
[src]
fn lift_to_tcx<'b, 'gcx>(
&self,
tcx: TyCtxt<'b, 'gcx, 'tcx>
) -> Option<Self::Lifted>
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impl<'tcx> TypeFoldable<'tcx> for TypeError<'tcx>
[src]
impl<'tcx> TypeFoldable<'tcx> for TypeError<'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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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 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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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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fn has_regions_bound_at_or_above(&self, binder: DebruijnIndex) -> bool
[src]
fn has_regions_bound_at_or_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 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
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)
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instead?
fn has_type_flags(&self, flags: TypeFlags) -> bool
[src]
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
[src]
fn has_projections(&self) -> bool
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fn references_error(&self) -> bool
[src]
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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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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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. Read more
fn has_late_bound_regions(&self) -> bool
[src]
fn has_late_bound_regions(&self) -> bool
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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
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)
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instead?
A visitor that does not recurse into types, works like fn walk_shallow
in Ty
.