/**
 * @license
 * Copyright Google LLC All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.dev/license
 */
/**
 * A lifecycle hook that is called when a directive, pipe, or service is destroyed.
 * Use for any custom cleanup that needs to occur when the
 * instance is destroyed.
 * @see [Lifecycle hooks guide](guide/components/lifecycle)
 *
 * @usageNotes
 * The following snippet shows how a component can implement this interface
 * to define its own custom clean-up method.
 *
 * {@example core/ts/metadata/lifecycle_hooks_spec.ts region='OnDestroy'}
 *
 * @publicApi
 */
export interface OnDestroy {
    /**
     * A callback method that performs custom clean-up, invoked immediately
     * before a directive, pipe, or service instance is destroyed.
     */
    ngOnDestroy(): void;
}