/**
 * HELPER: do set the field in options, if it is not explicitly specified, either
 * 				 to the globally specified value, or the default/fallback value for the field
 *
 * @param  {string} field the field name for the option
 * @param  {{[field: string]: any}} opt the element's options (e.g. GrammarOption)
 * @param  {{[field: string]: any}} globalOpt the global options for that type of element (e.g. GrammarOptions)
 * @param  {any} defaultValue the default value for the option/field (in case neither opt nor globalOpt for that field is defined)
 */
declare function applySetting(field: string, opt: {
    [field: string]: any;
}, globalOpt: {
    [field: string]: any;
}, defaultValue?: any): void;
declare const _default: {
    applySetting: typeof applySetting;
};
export = _default;