Enum rustc_mir::borrow_check::diagnostics::explain_borrow::BorrowExplanation

pub(in borrow_check) enum BorrowExplanation {
    UsedLater(LaterUseKind, Span, Option<Span>),
    UsedLaterInLoop(LaterUseKind, Span, Option<Span>),
    UsedLaterWhenDropped {
        drop_loc: Location,
        dropped_local: Local,
        should_note_order: bool,
    },
    MustBeValidFor {
        category: ConstraintCategory,
        from_closure: bool,
        span: Span,
        region_name: RegionName,
        opt_place_desc: Option<String>,
    },
    Unexplained,
}

Variants

UsedLater(LaterUseKind, Span, Option<Span>)

UsedLaterInLoop(LaterUseKind, Span, Option<Span>)

UsedLaterWhenDropped

Fields of UsedLaterWhenDropped

drop_loc: Locationdropped_local: Localshould_note_order: bool

MustBeValidFor

Fields of MustBeValidFor

category: ConstraintCategoryfrom_closure: boolspan: Spanregion_name: RegionNameopt_place_desc: Option<String>

Unexplained

Implementations

impl BorrowExplanation

pub(in borrow_check) fn is_explained(
    &self
) -> bool

pub(in borrow_check) fn add_explanation_to_diagnostic<'tcx>(
    &self,
    tcx: TyCtxt<'tcx>,
    body: &Body<'tcx>,
    local_names: &IndexVec<Local, Option<Symbol>>,
    err: &mut DiagnosticBuilder<'_>,
    borrow_desc: &str,
    borrow_span: Option<Span>,
    multiple_borrow_span: Option<(Span, Span)>
)

pub(in borrow_check) fn add_lifetime_bound_suggestion_to_diagnostic(
    &self,
    err: &mut DiagnosticBuilder<'_>,
    category: &ConstraintCategory,
    span: Span,
    region_name: &RegionName
)

Trait Implementations

impl Debug for BorrowExplanation

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

Layout

Note: Most layout information is completely unstable and may be different between compiler versions and platforms. 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: 128 bytes