export declare const TUI_TOOLTIP_OPTIONS: import("@angular/core").InjectionToken<{
    icon: string;
    appearance: string;
}>, tuiTooltipOptionsProvider: (item: Partial<{
    icon: string;
    appearance: string;
}> | import("@angular/core").ProviderToken<Partial<{
    icon: string;
    appearance: string;
}>>) => import("@angular/core").FactoryProvider;