Function collectNodes

packages/effect/test/Graph.test.ts:3250–3254

(
          nodeIterable: Graph.NodeWalker<N>
        )

        // Utility function that works with any NodeWalker
        function collectNodes<N>(
          nodeIterable: Graph.NodeWalker<N>
        ): Array<number> {
          return Array.from(Graph.indices(nodeIterable)).sort()
        }

        // Both traversal and element iterators implement NodeWalker
        const dfsNodes = Graph.dfs(graph, { start: [0] })