/**
 * Shared hashing helpers used by the SSR renderer and the client-side
 * hydration mismatch verifier.
 *
 * The hash is intentionally cheap (DJB2 → base36) — its goal is to spot
 * Server↔Client divergence in dev, not to provide cryptographic guarantees.
 *
 * @module bquery/ssr
 */
/**
 * Computes a stable, very small hash for a string. Used to attach a hydration
 * annotation that the client can compare against during dev-time hydration.
 *
 * Collisions are acceptable here: the goal is a mismatch *warning*, not
 * security.
 *
 * @internal
 */
export declare const cheapHash: (input: string) => string;
/**
 * The attribute that holds the directive-signature hash on a server-rendered
 * element. Public name so userland can read/write it deterministically.
 */
export declare const HYDRATION_HASH_ATTR = "data-bq-h";
/**
 * Collects the directive signature for a virtual element (used by the pure
 * renderer).
 *
 * @internal
 */
export declare const collectDirectiveSignatureFromAttrs: (attributeOrder: readonly string[], attributes: Readonly<Record<string, string | undefined>>, prefix: string) => string;
/**
 * Collects the directive signature for a real DOM `Element`. Used by the
 * client-side mismatch verifier and the DOM-backed renderer.
 *
 * @internal
 */
export declare const collectDirectiveSignatureFromElement: (el: Element, prefix: string) => string;
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