/**
 * Takes a string and replaces all substrings which match the form `{PROPERTY}`,
 * where "PROPERTY" is a key of the provided `placeholders` object, with the value
 * at that key.
 */
export declare function swapStringPlaceholders(target: string, placeholders?: Record<string, unknown>): string;
/**
 * A really basic, Regex based HTML tag remover.
 */
export declare function stripHtml(htmlString: string): string;