/**
 * A chunk of text extracted from a field value.
 */
export type TextChunk = {
    text: string;
    html?: string;
};
/**
 * Split a field value into text chunks for readability analysis.
 *
 * - Plain fields produce a single chunk (the raw text).
 * - Markup fields are parsed as HTML; each leaf block-level element becomes
 *   a separate chunk with both plain text and the inner HTML preserved.
 */
export declare function chunkHtml(value: string, fieldType: 'plain' | 'markup'): TextChunk[];