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@marcosnbj/excalidraw

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type Subscriber<T extends any[]> = (...payload: T) => void; export declare class Emitter<T extends any[] = []> { subscribers: Subscriber<T>[]; value: T | undefined; private updateOnChangeOnly; constructor(opts?: { initialState?: T; updateOnChangeOnly?: boolean; }); /** * Attaches subscriber * * @returns unsubscribe function */ on(...handlers: Subscriber<T>[] | Subscriber<T>[][]): () => void; off(...handlers: Subscriber<T>[] | Subscriber<T>[][]): void; trigger(...payload: T): any[]; destroy(): void; } export {};