| 13 | use std::rc::Rc; |
| 14 | #[derive(Hash, PartialOrd, Ord, PartialEq, Eq, Clone, Copy, Default)] |
| 15 | pub struct NodeIdxToken(u32); |
| 16 | pub type NodeIdx = NodeIndex<NodeIdxToken>; |
| 17 | pub type NodeEdge = EdgeIndex<NodeIdxToken>; |
| 18 | unsafe impl petgraph::matrix_graph::IndexType for NodeIdxToken { |