/**
 * Mediator class for managing and accessing various components of the FavaLib.
 */
declare class FavaLibMediator {
    private components;
    /**
     * Unregister a component with the mediator. Is used in testing
     * @param key - The key representing the component type.
     */
    unRegisterComponent<T extends keyof typeof this.components>(key: T): void;
    /**
     * Registers a single component with the mediator.
     * @param key - The key representing the component type.
     * @param component - The component instance to register.
     * @throws {InitializationError} If the component is already registered.
     */
    registerComponent<T extends keyof typeof this.components>(key: T, component: NonNullable<(typeof this.components)[T]>): void;
    /**
     * Registers multiple components with the mediator.
     * @param componentsArray - An array of key-component pairs to register.
     */
    registerComponents<T extends keyof typeof this.components>(componentsArray: [T, NonNullable<(typeof this.components)[T]>][]): void;
    /**
     * Retrieves a component by its key.
     * @param key - The key representing the component type.
     * @returns The component instance.
     * @throws {InitializationError} If the component is not initialized.
     */
    getComponent<T extends keyof typeof this.components>(key: T): NonNullable<(typeof this.components)[T]>;
    /**
     * Checks if a component is initialized.
     * @param key - The key representing the component type.
     * @returns True if the component is initialized, false otherwise.
     */
    componentIsInitialised<T extends keyof typeof this.components>(key: T): boolean;
}
export default FavaLibMediator;