import { ModuleInfo } from '../module';
import { App } from '../';
export type StartupTaskName = string;
/**
 * StartupTask is a contained stage in the boot up of a tendril application.
 *
 * These are used ton configure internals such as middleware, logging, routing,
 * database connections etc.
 */
export interface StartupTask {
    /**
     * name of the StartupTask.
     *
     * This will be displayed in the terminal.
     */
    name: StartupTaskName;
    /**
     * execute the task.
     */
    execute(module: ModuleInfo): Promise<void>;
}
/**
 * BaseStartupTask providing boilerplate for implementors.
 */
export declare abstract class BaseStartupTask implements StartupTask {
    app: App;
    abstract name: StartupTaskName;
    constructor(app: App);
    abstract execute(m: ModuleInfo): Promise<void>;
}
/**
 * StartupManager combines the execution of all the tasks into a single
 * location.
 */
export declare class StartupManager {
    tasks: (app: App) => StartupTask[];
    constructor(tasks: (app: App) => StartupTask[]);
    name: string;
    run(app: App): Promise<void>;
}