Struct rustc_trait_selection::solve::inspect::InspectGoal
source · pub struct InspectGoal<'a, 'tcx> {
infcx: &'a SolverDelegate<'tcx>,
depth: usize,
orig_values: Vec<GenericArg<'tcx>>,
goal: Goal<'tcx, Predicate<'tcx>>,
result: Result<Certainty, NoSolution>,
evaluation_kind: CanonicalGoalEvaluationKind<TyCtxt<'tcx>>,
normalizes_to_term_hack: Option<NormalizesToTermHack<'tcx>>,
source: GoalSource,
}
Fields§
§infcx: &'a SolverDelegate<'tcx>
§depth: usize
§orig_values: Vec<GenericArg<'tcx>>
§goal: Goal<'tcx, Predicate<'tcx>>
§result: Result<Certainty, NoSolution>
§evaluation_kind: CanonicalGoalEvaluationKind<TyCtxt<'tcx>>
§normalizes_to_term_hack: Option<NormalizesToTermHack<'tcx>>
§source: GoalSource
Implementations§
source§impl<'a, 'tcx> InspectGoal<'a, 'tcx>
impl<'a, 'tcx> InspectGoal<'a, 'tcx>
pub fn infcx(&self) -> &'a InferCtxt<'tcx>
pub fn goal(&self) -> Goal<'tcx, Predicate<'tcx>>
pub fn result(&self) -> Result<Certainty, NoSolution>
pub fn source(&self) -> GoalSource
pub fn depth(&self) -> usize
fn candidates_recur( &'a self, candidates: &mut Vec<InspectCandidate<'a, 'tcx>>, steps: &mut Vec<&'a ProbeStep<TyCtxt<'tcx>>>, probe: &'a Probe<TyCtxt<'tcx>>, )
pub fn candidates(&'a self) -> Vec<InspectCandidate<'a, 'tcx>>
sourcepub fn unique_applicable_candidate(
&'a self,
) -> Option<InspectCandidate<'a, 'tcx>>
pub fn unique_applicable_candidate( &'a self, ) -> Option<InspectCandidate<'a, 'tcx>>
Returns the single candidate applicable for the current goal, if it exists.
Returns None
if there are either no or multiple applicable candidates.
fn new( infcx: &'a InferCtxt<'tcx>, depth: usize, root: GoalEvaluation<TyCtxt<'tcx>>, normalizes_to_term_hack: Option<NormalizesToTermHack<'tcx>>, source: GoalSource, ) -> Self
pub(crate) fn visit_with<V: ProofTreeVisitor<'tcx>>( &self, visitor: &mut V, ) -> V::Result
Auto Trait Implementations§
impl<'a, 'tcx> Freeze for InspectGoal<'a, 'tcx>
impl<'a, 'tcx> !RefUnwindSafe for InspectGoal<'a, 'tcx>
impl<'a, 'tcx> !Send for InspectGoal<'a, 'tcx>
impl<'a, 'tcx> !Sync for InspectGoal<'a, 'tcx>
impl<'a, 'tcx> Unpin for InspectGoal<'a, 'tcx>
impl<'a, 'tcx> !UnwindSafe for InspectGoal<'a, '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<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: 96 bytes