/**
 * @param {Parent} parent
 * @param {Context} context
 * @param {TrackFields} safeOptions
 * @returns {string}
 */
export function containerFlow(parent: Parent, context: Context, safeOptions: TrackFields): string;
export type Node = import('../types.js').Node;
export type Parent = import('../types.js').Parent;
export type Join = import('../types.js').Join;
export type Context = import('../types.js').Context;
export type TrackFields = import('../types.js').TrackFields;
