Struct rustc::ty::maps::queries::variances
[−]
[src]
pub struct variances<'tcx> { /* fields omitted */ }
🔬 This is a nightly-only experimental API. (
rustc_private
)Methods
impl<'a, 'tcx, 'lcx> variances<'tcx>
[src]
fn try_get(tcx: TyCtxt<'a, 'tcx, 'lcx>,
span: Span,
key: DefId)
-> Result<Rc<Vec<Variance>>, CycleError<'a>>
span: Span,
key: DefId)
-> Result<Rc<Vec<Variance>>, CycleError<'a>>
🔬 This is a nightly-only experimental API. (
rustc_private
)fn get(tcx: TyCtxt<'a, 'tcx, 'lcx>, span: Span, key: DefId) -> Rc<Vec<Variance>>
🔬 This is a nightly-only experimental API. (
rustc_private
)Maps from def-id of a type or region parameter to its (inferred) variance.
fn force(tcx: TyCtxt<'a, 'tcx, 'lcx>, span: Span, key: DefId)
🔬 This is a nightly-only experimental API. (
rustc_private
)