import { InjectionToken, Provider } from "@angular/core";
import { ProvidedIn } from "./core";
export declare type ValueToken<T> = InjectionToken<T> & {
    __ng_value_token: true;
    Provider: Provider[];
    Token: InjectionToken<T>;
};
export declare class EmptyValueError extends Error {
    constructor(token: string);
}
export interface ValueTokenStatic {
    new <T>(name: string): ValueToken<T>;
    new <T>(name: string, options?: {
        providedIn?: ProvidedIn;
        factory: () => T;
    }): ValueToken<T>;
}
export declare const ValueToken: ValueTokenStatic;
export declare function provide<T>(token: ValueToken<T>, value: T): void;