import type { BackgroundElementTemplateInstance } from './instance.js';
export declare function markElementTemplateHydrated(): void;
export declare function isElementTemplateHydrated(): boolean;
export declare function resetElementTemplateCommitState(): void;
export declare function scheduleElementTemplateRemovedSubtreeCleanup(removedSubtreesAwaitingTeardown: BackgroundElementTemplateInstance[]): void;
export declare function cancelElementTemplateRemovedSubtreeCleanup(): void;
export declare function installElementTemplateCommitHook(): void;
/**
 * Restores the commit option replaced by
 * {@link installElementTemplateCommitHook} so tests can clean up the global
 * Preact `options` object. Assumes the matching install was the most recent
 * commit-option replacement; the snapshot and ElementTemplate runtimes are
 * separate entrypoints and never install their commit hooks in the same
 * context.
 */
export declare function uninstallElementTemplateCommitHookForTesting(): void;