/**
 * A callback for a [[DynamicValue]]
 */
export declare type Listener<T> = (value: T) => void;
/**
 * A function to unsubscribe from a [[DynamicValue]]
 */
export declare type Unsubscriber = () => void;
/**
 * A DynamicValue holds a value that can potentially change and is observable
 * @template T The type of the value that is held
 */
export interface DynamicValue<T> {
    /**Metadata holding the class name of the DynamicValue, so it can be mapped back to the class from a JSON */
    __variant__: string;
    name: string | void;
    /**A function to subscribe to the value that is held by the DynamicValue*/
    onValue: (listener: Listener<T>) => Unsubscriber;
    getValue: () => Promise<T>;
}
export declare class DynamicValue<T> {
    /**
     * Maps a JSON object to an instance of its class
     */
    static fromJSON(json: any): any;
}