Struct rustc_trait_selection::traits::util::TraitAliasExpansionInfo
source · pub struct TraitAliasExpansionInfo<'tcx> {
pub path: SmallVec<[(PolyTraitRef<'tcx>, Span); 4]>,
}
Expand description
Stores information about the expansion of a trait via a path of zero or more trait aliases.
Fields§
§path: SmallVec<[(PolyTraitRef<'tcx>, Span); 4]>
Implementations§
source§impl<'tcx> TraitAliasExpansionInfo<'tcx>
impl<'tcx> TraitAliasExpansionInfo<'tcx>
fn new(trait_ref: PolyTraitRef<'tcx>, span: Span) -> Self
sourcepub fn label_with_exp_info(
&self,
diag: &mut Diag<'_>,
top_label: &'static str,
use_desc: &str,
)
pub fn label_with_exp_info( &self, diag: &mut Diag<'_>, top_label: &'static str, use_desc: &str, )
Adds diagnostic labels to diag
for the expansion path of a trait through all intermediate
trait aliases.
pub fn trait_ref(&self) -> PolyTraitRef<'tcx>
pub fn top(&self) -> &(PolyTraitRef<'tcx>, Span)
pub fn bottom(&self) -> &(PolyTraitRef<'tcx>, Span)
fn clone_and_push(&self, trait_ref: PolyTraitRef<'tcx>, span: Span) -> Self
Trait Implementations§
source§impl<'tcx> Clone for TraitAliasExpansionInfo<'tcx>
impl<'tcx> Clone for TraitAliasExpansionInfo<'tcx>
source§fn clone(&self) -> TraitAliasExpansionInfo<'tcx>
fn clone(&self) -> TraitAliasExpansionInfo<'tcx>
Returns a copy of the value. Read more
1.0.0 · source§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source
. Read moreAuto Trait Implementations§
impl<'tcx> Freeze for TraitAliasExpansionInfo<'tcx>
impl<'tcx> !RefUnwindSafe for TraitAliasExpansionInfo<'tcx>
impl<'tcx> !Send for TraitAliasExpansionInfo<'tcx>
impl<'tcx> !Sync for TraitAliasExpansionInfo<'tcx>
impl<'tcx> Unpin for TraitAliasExpansionInfo<'tcx>
impl<'tcx> !UnwindSafe for TraitAliasExpansionInfo<'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> CloneToUninit for Twhere
T: Clone,
impl<T> CloneToUninit for Twhere
T: Clone,
source§unsafe fn clone_to_uninit(&self, dst: *mut T)
unsafe fn clone_to_uninit(&self, dst: *mut T)
🔬This is a nightly-only experimental API. (
clone_to_uninit
)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<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<'a, T> Captures<'a> for Twhere
T: ?Sized,
impl<T> ErasedDestructor for Twhere
T: 'static,
impl<T> MaybeSendSync for T
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: 136 bytes