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Add Copy to IncidenceCursor trait

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This commit is contained in:
Stefan Müller
2026-07-17 09:53:05 +02:00
parent 24c08438d6
commit 8c6c98859c
1 changed files with 2 additions and 2 deletions
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src/traits.rs
+2 -2
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@@ -5,7 +5,7 @@ use crate::maps::{EdgeMap, VertexMap};
pub trait GraphTopology { pub trait GraphTopology {
type Vertex: Copy + Eq; type Vertex: Copy + Eq;
type Edge: Copy + Eq; type Edge: Copy + Eq;
type IncidenceCursor: IncidenceCursor<Self> + Copy; type IncidenceCursor: IncidenceCursor<Self>;
fn vertex_count(&self) -> usize; fn vertex_count(&self) -> usize;
fn vertex_capacity(&self) -> usize; fn vertex_capacity(&self) -> usize;
@@ -31,6 +31,6 @@ pub trait GraphTopologyDeletion: GraphTopology {
fn delete_edge(&mut self, e: Self::Edge); fn delete_edge(&mut self, e: Self::Edge);
} }
pub trait IncidenceCursor<G: GraphTopology + ?Sized> { pub trait IncidenceCursor<G: GraphTopology + ?Sized>: Copy {
fn next(&mut self, graph: &G) -> Option<(G::Vertex, G::Edge)>; fn next(&mut self, graph: &G) -> Option<(G::Vertex, G::Edge)>;
} }