type UnionToIntersection<U> = (U extends any ? (k: U) => void : never) extends (k: infer I) => void ? I : never;
export type EmitFn<Fns, Events extends keyof Fns = keyof Fns> = UnionToIntersection<{
    [key in Events]: Fns[key] extends (...args: infer Args) => any ? (event: key, ...args: Args) => void : (event: key, ...args: any[]) => void;
}[Events]>;
export {};