Struct ra_ap_rustc_data_structures::graph::iterate::CycleDetector

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pub struct CycleDetector;
Expand description

This TriColorVisitor looks for back edges in a graph, which indicate that a cycle exists.

Trait Implementations§

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impl<G> TriColorVisitor<G> for CycleDetector
where G: ?Sized + DirectedGraph,

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type BreakVal = ()

The value returned by this search.
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fn node_examined( &mut self, _node: G::Node, prior_status: Option<NodeStatus> ) -> ControlFlow<Self::BreakVal>

Called when a node is examined by the depth-first search. Read more
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fn node_settled(&mut self, _node: G::Node) -> ControlFlow<Self::BreakVal>

Called after all nodes reachable from this one have been examined.
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fn ignore_edge(&mut self, _source: G::Node, _target: G::Node) -> bool

Behave as if no edges exist from source to target.

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impl<T> Aligned for T

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const ALIGN: Alignment = const ALIGN: Alignment = Alignment::of::<Self>();

Alignment of Self.
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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

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impl<T> BorrowMut<T> for T
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fn borrow_mut(&mut self) -> &mut T

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impl<T> From<T> for T

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fn from(t: T) -> T

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

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where U: From<T>,

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Calls U::from(self).

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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

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