Enum rustc::traits::SelectionError

pub enum SelectionError<'tcx> {
    Unimplemented,
    OutputTypeParameterMismatch(PolyTraitRef<'tcx>, PolyTraitRef<'tcx>, TypeError<'tcx>),
    TraitNotObjectSafe(DefId),
    ConstEvalFailure(ConstEvalErr<'tcx>),
}

🔬 This is a nightly-only experimental API. (rustc_private)

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Variants

Unimplemented

🔬 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?

OutputTypeParameterMismatch(PolyTraitRef<'tcx>, PolyTraitRef<'tcx>, TypeError<'tcx>)

🔬 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?

TraitNotObjectSafe(DefId)

🔬 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?

ConstEvalFailure(ConstEvalErr<'tcx>)

🔬 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?

Trait Implementations

impl<'a, 'tcx> Lift<'tcx> for SelectionError<'a>

type Lifted = SelectionError<'tcx>

🔬 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?

fn lift_to_tcx<'b, 'gcx>(
    &self,
    tcx: TyCtxt<'b, 'gcx, 'tcx>
) -> Option<Self::Lifted>

🔬 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<'tcx> Clone for SelectionError<'tcx>

fn clone(&self) -> SelectionError<'tcx>

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<'tcx> Debug for SelectionError<'tcx>

fn fmt(&self, __arg_0: &mut Formatter) -> Result

Formats the value using the given formatter.