struct OpaqueTypeCollector<'tcx> {
tcx: TyCtxt<'tcx>,
opaques: Vec<LocalDefId>,
item: LocalDefId,
seen: FxHashSet<LocalDefId>,
span: Option<Span>,
mode: CollectionMode,
}
Fields§
§tcx: TyCtxt<'tcx>
§opaques: Vec<LocalDefId>
§item: LocalDefId
The DefId
of the item which we are collecting opaque types for.
seen: FxHashSet<LocalDefId>
Avoid infinite recursion due to recursive declarations.
span: Option<Span>
§mode: CollectionMode
Implementations§
Source§impl<'tcx> OpaqueTypeCollector<'tcx>
impl<'tcx> OpaqueTypeCollector<'tcx>
fn new(tcx: TyCtxt<'tcx>, item: LocalDefId) -> Self
fn span(&self) -> Span
fn visit_spanned(&mut self, span: Span, value: impl TypeVisitable<TyCtxt<'tcx>>)
fn parent_impl_trait_ref(&self) -> Option<TraitRef<'tcx>>
fn parent(&self) -> Option<LocalDefId>
fn collect_taits_declared_in_body(&mut self)
fn visit_opaque_ty(&mut self, alias_ty: AliasTy<'tcx>)
Sourcefn collect_taits_from_defines_attr(&mut self)
fn collect_taits_from_defines_attr(&mut self)
Checks the #[define_opaque]
attributes on items and collectes opaques to define
from the referenced types.
Trait Implementations§
Source§impl<'tcx> SpannedTypeVisitor<'tcx> for OpaqueTypeCollector<'tcx>
impl<'tcx> SpannedTypeVisitor<'tcx> for OpaqueTypeCollector<'tcx>
Source§impl<'tcx> TypeVisitor<TyCtxt<'tcx>> for OpaqueTypeCollector<'tcx>
impl<'tcx> TypeVisitor<TyCtxt<'tcx>> for OpaqueTypeCollector<'tcx>
fn visit_ty(&mut self, t: Ty<'tcx>)
type Result = ()
fn visit_binder<T>(&mut self, t: &Binder<I, T>) -> Self::Resultwhere
T: TypeFoldable<I>,
fn visit_region(&mut self, r: <I as Interner>::Region) -> Self::Result
fn visit_const(&mut self, c: <I as Interner>::Const) -> Self::Result
fn visit_predicate(&mut self, p: <I as Interner>::Predicate) -> Self::Result
fn visit_clauses(&mut self, p: <I as Interner>::Clauses) -> Self::Result
fn visit_error( &mut self, _guar: <I as Interner>::ErrorGuaranteed, ) -> Self::Result
Auto Trait Implementations§
impl<'tcx> DynSend for OpaqueTypeCollector<'tcx>
impl<'tcx> DynSync for OpaqueTypeCollector<'tcx>
impl<'tcx> Freeze for OpaqueTypeCollector<'tcx>
impl<'tcx> !RefUnwindSafe for OpaqueTypeCollector<'tcx>
impl<'tcx> !Send for OpaqueTypeCollector<'tcx>
impl<'tcx> !Sync for OpaqueTypeCollector<'tcx>
impl<'tcx> Unpin for OpaqueTypeCollector<'tcx>
impl<'tcx> !UnwindSafe for OpaqueTypeCollector<'tcx>
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
Source§impl<T, R> CollectAndApply<T, R> for T
impl<T, R> CollectAndApply<T, R> for T
Source§impl<T> Filterable for T
impl<T> Filterable for T
Source§fn filterable(
self,
filter_name: &'static str,
) -> RequestFilterDataProvider<T, fn(DataRequest<'_>) -> bool>
fn filterable( self, filter_name: &'static str, ) -> RequestFilterDataProvider<T, fn(DataRequest<'_>) -> bool>
Creates a filterable data provider with the given name for debugging. Read more
Source§impl<T> Instrument for T
impl<T> Instrument for T
Source§fn instrument(self, span: Span) -> Instrumented<Self>
fn instrument(self, span: Span) -> Instrumented<Self>
Source§fn in_current_span(self) -> Instrumented<Self>
fn in_current_span(self) -> Instrumented<Self>
Source§impl<T> IntoEither for T
impl<T> IntoEither for T
Source§fn into_either(self, into_left: bool) -> Either<Self, Self>
fn into_either(self, into_left: bool) -> Either<Self, Self>
Converts
self
into a Left
variant of Either<Self, Self>
if into_left
is true
.
Converts self
into a Right
variant of Either<Self, Self>
otherwise. Read moreSource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
Converts
self
into a Left
variant of Either<Self, Self>
if into_left(&self)
returns true
.
Converts self
into a Right
variant of Either<Self, Self>
otherwise. Read moreSource§impl<P> IntoQueryParam<P> for P
impl<P> IntoQueryParam<P> for P
fn into_query_param(self) -> P
Source§impl<T> MaybeResult<T> for T
impl<T> MaybeResult<T> for T
Source§impl<T> Pointable for T
impl<T> Pointable for T
Source§impl<I, T, U> Upcast<I, U> for Twhere
U: UpcastFrom<I, T>,
impl<I, T, U> Upcast<I, U> for Twhere
U: UpcastFrom<I, T>,
Source§impl<I, T> UpcastFrom<I, T> for T
impl<I, T> UpcastFrom<I, T> for T
fn upcast_from(from: T, _tcx: I) -> T
Source§impl<Tcx, T> Value<Tcx> for Twhere
Tcx: DepContext,
impl<Tcx, T> Value<Tcx> for Twhere
Tcx: DepContext,
default fn from_cycle_error( tcx: Tcx, cycle_error: &CycleError, _guar: ErrorGuaranteed, ) -> T
Source§impl<T> WithSubscriber for T
impl<T> WithSubscriber for T
Source§fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
Source§fn with_current_subscriber(self) -> WithDispatch<Self>
fn with_current_subscriber(self) -> WithDispatch<Self>
impl<T> ErasedDestructor for Twhere
T: 'static,
Layout§
Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...)
attributes. Please see the Rust Reference's “Type Layout” chapter for details on type layout guarantees.
Size: 88 bytes