declare type Options = {
    /** The opening field delimiter */
    open?: string;
    /** The closing field delimiter */
    close?: string;
};
/**
 * Fill a template with supplies values
 * @param input The template
 * @param values A dictionary of name-values used to fill in values in the template
 * @param __namedParameters see {@link Options}
 * @default open '{{'
 * @default close (default '}}')
 * @return template with values replaced
 */
export declare function fillTemplate(input: string, values: Record<string, string | undefined>, { open, close }?: Options): string;
export default fillTemplate;