[−][src]Enum rustc::ty::error::TypeError
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)
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Variants
Mismatch
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UnsafetyMismatch(ExpectedFound<Unsafety>)
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AbiMismatch(ExpectedFound<Abi>)
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Mutability
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TupleSize(ExpectedFound<usize>)
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FixedArraySize(ExpectedFound<u64>)
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ArgCount
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RegionsDoesNotOutlive(Region<'tcx>, Region<'tcx>)
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RegionsInsufficientlyPolymorphic(BoundRegion, Region<'tcx>)
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RegionsOverlyPolymorphic(BoundRegion, Region<'tcx>)
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Sorts(ExpectedFound<Ty<'tcx>>)
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IntMismatch(ExpectedFound<IntVarValue>)
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FloatMismatch(ExpectedFound<FloatTy>)
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Traits(ExpectedFound<DefId>)
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VariadicMismatch(ExpectedFound<bool>)
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CyclicTy(Ty<'tcx>)
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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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ProjectionBoundsLength(ExpectedFound<usize>)
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ExistentialMismatch(ExpectedFound<&'tcx List<ExistentialPredicate<'tcx>>>)
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OldStyleLUB(Box<TypeError<'tcx>>)
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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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)
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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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)
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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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)
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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 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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)
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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
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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
[src]
fn has_regions_bound_above(&self, binder: DebruijnIndex) -> bool
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)
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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
[src]
fn has_escaping_regions(&self) -> bool
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)
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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
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)
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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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)
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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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)
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fn needs_infer(&self) -> bool
[src]
fn needs_infer(&self) -> bool
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)
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fn has_skol(&self) -> bool
[src]
fn has_skol(&self) -> bool
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)
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fn needs_subst(&self) -> bool
[src]
fn needs_subst(&self) -> bool
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)
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fn has_re_skol(&self) -> bool
[src]
fn has_re_skol(&self) -> bool
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)
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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
)
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
[src]
fn has_free_regions(&self) -> bool
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)
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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
[src]
fn has_erasable_regions(&self) -> bool
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)
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True if there any any un-erased free regions.
fn is_global(&self) -> bool
[src]
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
[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
.
Auto Trait Implementations
Blanket Implementations
impl<T> MaybeResult for T
[src]
impl<T> MaybeResult for T
fn from_ok(T) -> T
[src]
fn from_ok(T) -> T
🔬 This is a nightly-only experimental API. (rustc_private
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fn map_same<F>(Self, F) -> T where
F: FnOnce(T) -> T,
[src]
fn map_same<F>(Self, F) -> T where
F: FnOnce(T) -> T,
🔬 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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impl<'tcx, T> Subst for T where
T: TypeFoldable<'tcx>,
[src]
impl<'tcx, T> Subst for T where
T: TypeFoldable<'tcx>,
fn subst_spanned(
&Self,
TyCtxt<'a, 'gcx, 'tcx>,
&[Kind<'tcx>],
Option<Span>
) -> T
[src]
fn subst_spanned(
&Self,
TyCtxt<'a, 'gcx, 'tcx>,
&[Kind<'tcx>],
Option<Span>
) -> T
🔬 This is a nightly-only experimental API. (rustc_private
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fn subst<'a, 'gcx>(
&self,
tcx: TyCtxt<'a, 'gcx, 'tcx>,
substs: &[Kind<'tcx>]
) -> Self
[src]
fn subst<'a, 'gcx>(
&self,
tcx: TyCtxt<'a, 'gcx, 'tcx>,
substs: &[Kind<'tcx>]
) -> Self
🔬 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<'a, T> Captures for T where
T: ?Sized,
[src]
impl<'a, T> Captures for T where
T: ?Sized,
impl<T> ToOwned for T where
T: Clone,
[src]
impl<T> ToOwned for T where
T: Clone,
type Owned = T
fn to_owned(&self) -> T
[src]
fn to_owned(&self) -> T
Creates owned data from borrowed data, usually by cloning. Read more
fn clone_into(&self, target: &mut T)
[src]
fn clone_into(&self, target: &mut T)
🔬 This is a nightly-only experimental API. (toowned_clone_into
)
recently added
Uses borrowed data to replace owned data, usually by cloning. Read more
impl<T> From for T
[src]
impl<T> From for T
impl<T> ToString for T where
T: Display + ?Sized,
[src]
impl<T> ToString for T where
T: Display + ?Sized,
impl<T, U> Into for T where
U: From<T>,
[src]
impl<T, U> Into for T where
U: From<T>,
impl<T, U> TryFrom for T where
T: From<U>,
[src]
impl<T, U> TryFrom for T where
T: From<U>,
type Error = !
try_from
)The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
[src]
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
try_from
)Performs the conversion.
impl<T> Borrow for T where
T: ?Sized,
[src]
impl<T> Borrow for T where
T: ?Sized,
ⓘImportant traits for &'a mut Rfn borrow(&self) -> &T
[src]
fn borrow(&self) -> &T
Immutably borrows from an owned value. Read more
impl<T, U> TryInto for T where
U: TryFrom<T>,
[src]
impl<T, U> TryInto for T where
U: TryFrom<T>,
type Error = <U as TryFrom<T>>::Error
try_from
)The type returned in the event of a conversion error.
fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>
[src]
fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>
try_from
)Performs the conversion.
impl<T> BorrowMut for T where
T: ?Sized,
[src]
impl<T> BorrowMut for T where
T: ?Sized,
ⓘImportant traits for &'a mut Rfn borrow_mut(&mut self) -> &mut T
[src]
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
impl<T> Any for T where
T: 'static + ?Sized,
[src]
impl<T> Any for T where
T: 'static + ?Sized,
fn get_type_id(&self) -> TypeId
[src]
fn get_type_id(&self) -> TypeId
🔬 This is a nightly-only experimental API. (get_type_id
)
this method will likely be replaced by an associated static
Gets the TypeId
of self
. Read more
impl<E> SpecializationError for E
[src]
impl<E> SpecializationError for E
fn not_found<S, T>(trait_name: &'static str, method_name: &'static str) -> E where
T: ?Sized,
[src]
fn not_found<S, T>(trait_name: &'static str, method_name: &'static str) -> E where
T: ?Sized,
🔬 This is a nightly-only experimental API. (rustc_private
)
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instead?
Create an error for a missing method specialization. Defaults to panicking with type, trait & method names. S
is the encoder/decoder state type, T
is the type being encoded/decoded, and the arguments are the names of the trait and method that should've been overridden. Read more
impl<T> Erased for T
[src]
impl<T> Erased for T
impl<T> Send for T where
T: ?Sized,
[src]
impl<T> Send for T where
T: ?Sized,
impl<T> Sync for T where
T: ?Sized,
[src]
impl<T> Sync for T where
T: ?Sized,
impl<T> Erased for T
impl<T> Erased for T