Trait petgraph::matrix_graph::IndexType  
source · [−]pub unsafe trait IndexType: Copy + Default + Hash + Ord + Debug + 'static {
    fn new(x: usize) -> Self;
    fn index(&self) -> usize;
    fn max() -> Self;
}Expand description
Trait for the unsigned integer type used for node and edge indices.
Marked unsafe because: the trait must faithfully preserve
and convert index values.