import type { Provider } from '@angular/core';
import { InjectionToken } from '@angular/core';
import type { TuiStringHandler } from '@taiga-ui/cdk/types';
import type { TuiSizeS } from '@taiga-ui/core/types';
export interface TuiRadioOptions {
    readonly appearance: TuiStringHandler<HTMLInputElement> | string;
    readonly size: TuiSizeS;
}
export declare const TUI_RADIO_DEFAULT_OPTIONS: TuiRadioOptions;
export declare const TUI_RADIO_OPTIONS: InjectionToken<TuiRadioOptions>;
export declare function tuiRadioOptionsProvider(options: Partial<TuiRadioOptions>): Provider;