import * as mocha from "mocha";
export type TheyFunc<T> = (this: mocha.Context, config: T, done: mocha.Done) => void;
type They<T> = {
    only: (msg: string, fn: TheyFunc<T>) => mocha.Test[];
    skip: (msg: string, fn: TheyFunc<T>) => mocha.Test[];
    (msg: string, fn: TheyFunc<T>): mocha.Test[];
};
declare function configure<T>(configs: (T | (() => T))[]): They<T>;
declare function configure<T, U>(configs: (T | (() => T))[], before: (config: T) => U | Promise<U>, after?: (config: U) => void): They<U>;
export default configure;
export { configure };
export declare const they: typeof configure;