import { MarkdownRenderer } from '../rendering.types';
import { InlineTypes, MarkdownEntry } from '../shared.types';
/**
 * A markdown entry for generating h2 elements.
 */
export interface H2Entry extends MarkdownEntry {
    /**
     * The h2 contents and identifying property for the renderer.
     */
    h2: InlineTypes;
    /**
     * Option which will use '-' underlining rather than a '##' prefix.
     */
    underline?: boolean;
    /**
     * Option which will append a markdown heading ID.
     * E.g., given the ID 'my-id' and the header 'Header Example',
     * `## Header Example {#my-id}`
     */
    id?: string;
    /**
     * Option which will arbitrarily append a string immediately below the h2, ignoring block-level settings.
     */
    append?: string;
}
/**
 * The renderer for h2 entries.
 *
 * @param entry The h2 entry.
 * @param options Document-level render options.
 * @returns Block-level h2 markdown content.
 */
export declare const h2Renderer: MarkdownRenderer;
/**
 * Helper which creates a second-level header entry.
 *
 * @param options Entry-level options for this element.
 * @returns a second-level header entry
 */
export declare function h2(content: H2Entry['h2'], options?: Omit<H2Entry, 'h2'>): H2Entry;