/**
 * Default HTML tag renderer registry.
 *
 * Maps every supported HTML tag name (e.g. `'div'`, `'span'`) to its
 * corresponding Svelte component.  The map is used by `SvelteMarkdown`
 * when rendering raw HTML blocks embedded in markdown.
 *
 * Use the `allowHtmlOnly` / `excludeHtmlOnly` helpers (or replace
 * individual entries with `null`) to restrict which tags are rendered.
 *
 * @module
 */
import type { Component } from 'svelte';
import UnsupportedHTML from './_UnsupportedHTML.svelte';
/**
 * Record type mapping HTML tag names to their Svelte renderer components.
 *
 * A `null` value means the tag is explicitly blocked and will not be
 * rendered.  This interface is used by the allow/deny filter utilities.
 */
export interface HtmlRenderers {
    [key: string]: Component<any, any, any> | null;
}
/**
 * Default map of every supported HTML tag to its renderer component.
 *
 * Passed as the `html` key of `defaultRenderers`.  Override individual
 * entries via the `renderers.html` prop on `SvelteMarkdown`.
 */
export declare const Html: HtmlRenderers;
export default Html;
/**
 * Placeholder component rendered in place of HTML tags that have been
 * blocked via `excludeHtmlOnly`, `allowHtmlOnly`, or `buildUnsupportedHTML`.
 *
 * Renders the tag name and content as plain, escaped text so the user can
 * see that a tag was present but intentionally suppressed.
 */
export { UnsupportedHTML };