/**
 * Creates a new Compositor event with specified name and value.
 *
 * @template Ev - The type to cast the returned event to
 * @param {string | undefined} name - The name of the event, can be undefined
 * @param {unknown} value - The value associated with the event
 * @returns {Ev} A new CompositorEvent instance cast to the specified type Ev
 *
 * @example
 * // Create a simple event
 * const clickEvent = createEvent<ClickEvent>('click', { x: 100, y: 200 });
 *
 * @example
 * // Create an event with a specific type
 * interface FormSubmitEvent extends CompositorEvent {
 *   formData: Record<string, unknown>;
 * }
 * const submitEvent = createEvent<FormSubmitEvent>('submit', { formData: { name: 'John' } });
 */
export declare function createEvent<Ev>(name: string | undefined, value: unknown): Ev;