Function findEdges

packages/effect/src/Graph.ts:692–703

(
  graph: Graph<N, E, T> | MutableGraph<N, E, T>,
  predicate: (data: E, source: NodeIndex, target: NodeIndex) => boolean
)

 * @category getters
 */
export const findEdges = <N, E, T extends Kind = "directed">(
  graph: Graph<N, E, T> | MutableGraph<N, E, T>,
  predicate: (data: E, source: NodeIndex, target: NodeIndex) => boolean
): Array<EdgeIndex> => {
  const results: Array<EdgeIndex> = []
  for (const [edgeIndex, edgeData] of graph.edges) {
    if (predicate(edgeData.data, edgeData.source, edgeData.target)) {
      results.push(edgeIndex)
    }
  }
  return results
}

/**
 * Updates a single node's data by applying a transformation function.