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LoanLivenessVisitor

rustc_borrowck::polonius

Struct LoanLivenessVisitor 

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struct LoanLivenessVisitor<'a> {
    liveness: &'a LivenessValues,
    live_loans: &'a mut SparseBitMatrix<PointIndex, BorrowIndex>,
}
Expand description

Visitor to record loan liveness when traversing the localized constraint graph.

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§liveness: &'a LivenessValues§live_loans: &'a mut SparseBitMatrix<PointIndex, BorrowIndex>

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impl LocalizedConstraintGraphVisitor for LoanLivenessVisitor<'_>

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fn on_node_traversed(&mut self, loan: BorrowIndex, node: LocalizedNode)

Callback called when traversing a given loan encounters a localized node it hasn’t visited before.
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fn on_successor_discovered( &mut self, _current_node: LocalizedNode, _successor: LocalizedNode, )

Callback called when discovering a new successor node for the current_node.

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const ALIGN: Alignment

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fn type_id(&self) -> TypeId

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impl<T> Borrow<T> for T
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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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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: 16 bytes