import type { Bud } from '@roots/bud-framework';
export interface tap<T = Bud> {
    (fn: (app: Bud) => unknown): Bud;
}
/**
 * Execute a callback function to contain code execution
 * side effects
 *
 * @remarks
 * Callback is provided {@link Bud} as a parameter.
 *
 * @example
 * ```ts
 * bud.tap(bud => {
 *   // do something with bud
 * })
 * ```
 *
 * @example
 * Lexical scope is bound to Bud where applicable, so it
 * is possible to reference the Bud using `this`.
 *
 * ```ts
 * bud.tap(function () {
 *  this.log('this references bud from the outer scope')
 * })
 * ```
 */
export declare const tap: tap;