Function createSignal

src/utils/signal.ts:27–43

()

}

export function createSignal<Args extends unknown[] = []>(): Signal<Args> {
  const listeners = new Set<(...args: Args) => void>()
  return {
    subscribe(listener) {
      listeners.add(listener)
      return () => {
        listeners.delete(listener)
      }
    },
    emit(...args) {
      for (const listener of listeners) listener(...args)
    },
    clear() {
      listeners.clear()
    },
  }
}