import { SingleRunningChildBranch } from "../base";
import { Task } from "../Task";
/**
 * A Selector is a branch task that runs every children until one of them succeeds.
 * If a child task fails, the selector will start and run the next child task.
 */
export declare class Selector<T> extends SingleRunningChildBranch<T> {
    childSuccess(runningTask: Task): void;
    childFail(runningTask: Task): void;
}