Method repeat

packages/graph/src/Traversals.ts:789–806

* Repeat the traversal until a sub-traversal returns at least one result, or a certain number of times have been repeated. * @param getTraversal A function that returns the traversal to repeat.

(getTraversal: TGetTraversal)

   * @param getTraversal A function that returns the traversal to repeat.
   */
  public repeat<
    const TGetTraversal extends (
      parent: VertexTraversal<TSchema, ReplaceRootTraversalPath<TPath, undefined>>,
    ) => VertexTraversal<TSchema, any>,
  >(getTraversal: TGetTraversal) {
    return new RepeatVertexTraversal<
      TSchema,
      RepeatVertexTraversalPaths<TPath, PathFromTraversal<ReturnType<TGetTraversal>>>
    >(this.graph, [
      ...this.steps,
      new RepeatStep(
        {},
        getTraversal(
          new VertexTraversal<TSchema, ReplaceRootTraversalPath<TPath, undefined>>(this.graph, []),
        ).steps,
      ),
    ]);
  }

  /**
   * Start a shortest path traversal.