/**
 * Options for @elysiajs/html plugin.
 *
 * @link https://elysiajs.com/plugins/html.html
 */
export interface HtmlOptions {
    /**
     * The content-type of the response.
     *
     * @default 'text/html; charset=utf8'
     */
    contentType?: string;
    /**
     * Whether to automatically detect HTML content and set the content-type.
     *
     * @default true
     */
    autoDetect?: boolean;
    /**
     * Whether to automatically add `<!doctype html>` to a response starting with <html>, if not found.
     *
     * Use `full` to also automatically add doctypes on responses returned without this plugin
     *
     * ```ts
     * // without the plugin
     * app.get('/', () => '<html></html>')
     *
     * // With the plugin
     * app.get('/', ({ html }) => html('<html></html>')
     * ```
     *
     * @default true
     */
    autoDoctype?: boolean | 'full';
    /**
     * The function used to detect if a string is a html or not. Default
     * implementation if length is greater than 3, starts with `<` and ends
     * with `>`.
     *
     * There's no real way to validate HTML, so this is a best guess.
     *
     * @see https://stackoverflow.com/q/1732348
     * @see https://stackoverflow.com/q/11229831
     *
     * @default isHtml
     */
    isHtml?: (this: void, value: string) => boolean;
}