import './explicit-resource-management-polyfill';
/**
 * Run function on scope exit. Go style.
 *
 * @example
 * ```ts
 * {
 *   using _ = defer(() => console.log('exiting'));
 *
 *   ...
 * }
 */
export declare const defer: (fn: () => void) => Disposable;
/**
 * Run async function on scope exit. Go style.
 *
 * @example
 * ```ts
 * {
 *   await using _ = deferAsync(async () => console.log('exiting'));
 *
 *   ...
 * }
 */
export declare const deferAsync: (fn: () => Promise<void>) => AsyncDisposable;
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