export type RepairMarkdown = (text: string) => string;
/**
 * Dependency-free, CJS-safe baseline. Only the unambiguous completion the headless
 * layer already ships (closing an unbalanced code fence). Conservative on purpose —
 * it never guesses at inline markers, so it can't corrupt ordinary prose (`2 * 3`).
 * Used whenever the richer `remend` repair can't be loaded.
 */
export declare const fallbackRepair: RepairMarkdown;
/**
 * Lazily loads `remend` and returns a repair function. If the import rejects — e.g.
 * the CJS build downlevelled it to a `require()` of the ESM-only module, or a
 * consumer's bundler can't resolve the runtime specifier — it transparently degrades
 * to {@link fallbackRepair}. Cached after the first call.
 *
 * @param importer Injectable for tests; defaults to `() => import('remend')`.
 */
export declare function loadRemend(importer?: () => Promise<unknown>): Promise<RepairMarkdown>;
/** Resets the module-level cache. Test-only. */
export declare function resetRemendCache(): void;
/**
 * Returns the best available markdown-repair function. Renders with the dep-free
 * {@link fallbackRepair} immediately (also the SSR/first-paint value, so there is no
 * hydration mismatch), then upgrades to `remend` once it has loaded. Re-rendering
 * with the same `fallbackRepair` reference is a no-op (React bails on `Object.is`),
 * so a missing/blocked `remend` costs nothing beyond the one import attempt.
 */
export declare function useStreamingMarkdownRepair(): RepairMarkdown;