Method reverse

src/data-structures/graph/Graph.js:145–164

* Reverse all the edges in directed graph. * @return {Graph}

()

   * @return {Graph}
   */
  reverse() {
    /** @param {GraphEdge} edge */
    const reversedEdges = [];
    this.getAllEdges().forEach((edge) => {
      // Delete straight edge from graph and from vertices.
      this.deleteEdge(edge);

      // Reverse the edge.
      edge.reverse();

      // Add reversed edge to the list of reversed edges.
      reversedEdges.push(edge);
    });
    reversedEdges.forEach((edge) => {
      // Add reversed edge to the graph.
      this.addEdge(edge);
    });

    return this;
  }

  /**
   * @return {object}