import { OptionToStrFn, Option, OptionsObject, SelectorType } from './types';
export default class Accessor {
    static IDENTITY_FN<T>(input: T): T;
    static generateAccessor<T extends OptionsObject>(field: string): OptionToStrFn<T>;
    static generateOptionToStringFor(prop?: string | OptionToStrFn<any>): (opt: Option) => string | number;
    static valueForOption<T extends Option>(object: T, selector?: SelectorType<T>): string | number | void;
}