Struct rustc_trait_selection::traits::query::normalize::QueryNormalizer

struct QueryNormalizer<'cx, 'tcx> {
    infcx: &'cx InferCtxt<'cx, 'tcx>,
    cause: &'cx ObligationCause<'tcx>,
    param_env: ParamEnv<'tcx>,
    obligations: Vec<PredicateObligation<'tcx>>,
    cache: SsoHashMap<Ty<'tcx>, Ty<'tcx>>,
    anon_depth: usize,
    universes: Vec<Option<UniverseIndex>>,
}

Fields

infcx: &'cx InferCtxt<'cx, 'tcx>

cause: &'cx ObligationCause<'tcx>

param_env: ParamEnv<'tcx>

obligations: Vec<PredicateObligation<'tcx>>

cache: SsoHashMap<Ty<'tcx>, Ty<'tcx>>

anon_depth: usize

universes: Vec<Option<UniverseIndex>>

Trait Implementations

impl<'cx, 'tcx> FallibleTypeFolder<'tcx> for QueryNormalizer<'cx, 'tcx>

fn try_fold_binder<T: TypeFoldable<'tcx>>(
    &mut self,
    t: Binder<'tcx, T>
) -> Result<Binder<'tcx, T>, Self::Error>

fn try_fold_ty(&mut self, ty: Ty<'tcx>) -> Result<Ty<'tcx>, Self::Error>

fn try_fold_const(
    &mut self,
    constant: &'tcx Const<'tcx>
) -> Result<&'tcx Const<'tcx>, Self::Error>

fn try_fold_mir_const(
    &mut self,
    constant: ConstantKind<'tcx>
) -> Result<ConstantKind<'tcx>, Self::Error>

fn try_fold_region(
    &mut self,
    r: &RegionKind
) -> Result<&RegionKind, Self::Error>

fn try_fold_predicate(&mut self, p: Predicate) -> Result<Predicate, Self::Error>

impl<'cx, 'tcx> TypeFolder<'tcx> for QueryNormalizer<'cx, 'tcx>

type Error = NoSolution

fn tcx<'c>(&'c self) -> TyCtxt<'tcx>

fn fold_binder<T>(&mut self, t: Binder<T>) -> Binder<T> where
    T: TypeFoldable<'tcx>,
    Self: TypeFolder<'tcx, Error = !>, 

fn fold_ty(&mut self, t: &TyS) -> &TyS where
    Self: TypeFolder<'tcx, Error = !>, 

fn fold_region(&mut self, r: &RegionKind) -> &RegionKind where
    Self: TypeFolder<'tcx, Error = !>, 

fn fold_const(&mut self, c: &Const) -> &Const where
    Self: TypeFolder<'tcx, Error = !>, 

fn fold_predicate(&mut self, p: Predicate) -> Predicate where
    Self: TypeFolder<'tcx, Error = !>, 

fn fold_mir_const(&mut self, c: ConstantKind) -> ConstantKind where
    Self: TypeFolder<'tcx, Error = !>, 

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: 224 bytes