Trait rustc_trait_selection::traits::error_reporting::TypeErrCtxtExt

source · 
pub trait TypeErrCtxtExt<'tcx> {
    fn report_overflow_error<T>(
        &self,
        predicate: &T,
        span: Span,
        suggest_increasing_limit: bool,
        mutate: impl FnOnce(&mut Diagnostic)
    ) -> !
    where
        T: Display + TypeFoldable<'tcx> + Print<'tcx, FmtPrinter<'tcx, 'tcx>, Output = FmtPrinter<'tcx, 'tcx>>,
        <T as Print<'tcx, FmtPrinter<'tcx, 'tcx>>>::Error: Debug;
    fn report_fulfillment_errors(
        &self,
        errors: &[FulfillmentError<'tcx>],
        body_id: Option<BodyId>
    ) -> ErrorGuaranteed;
    fn report_overflow_obligation<T>(
        &self,
        obligation: &Obligation<'tcx, T>,
        suggest_increasing_limit: bool
    ) -> !
    where
        T: ToPredicate<'tcx> + Clone;
    fn suggest_new_overflow_limit(&self, err: &mut Diagnostic);
    fn report_overflow_obligation_cycle(
        &self,
        cycle: &[PredicateObligation<'tcx>]
    ) -> !;
    fn report_selection_error(
        &self,
        obligation: PredicateObligation<'tcx>,
        root_obligation: &PredicateObligation<'tcx>,
        error: &SelectionError<'tcx>
    );
}

Required Methods§

The root_obligation parameter should be the root_obligation field from a FulfillmentError. If no FulfillmentError is available, then it should be the same as obligation.

Implementors§