import { type DOMElement } from "../core/dom.js";
/**
 * Advances the squash cache epoch.
 * Cached results are valid only within one layout/render cycle.
 */
export declare const advanceSquashTextEpoch: () => number;
/**
 * Consolidates multiple text nodes into a single string.
 * Useful for combining adjacent text nodes to minimize write operations.
 * Handles nested text nodes recursively and applies internal transformations.
 *
 * @param node - The root DOM element containing text nodes to squash.
 * @returns The consolidated text string.
 */
export declare const squashTextNodes: (node: DOMElement) => string;