Function signal

src/bridge/capacityWake.ts:36–53

()

  }

  function signal(): CapacitySignal {
    const merged = new AbortController()
    const abort = (): void => merged.abort()
    if (outerSignal.aborted || wakeController.signal.aborted) {
      merged.abort()
      return { signal: merged.signal, cleanup: () => {} }
    }
    outerSignal.addEventListener('abort', abort, { once: true })
    const capSig = wakeController.signal
    capSig.addEventListener('abort', abort, { once: true })
    return {
      signal: merged.signal,
      cleanup: () => {
        outerSignal.removeEventListener('abort', abort)
        capSig.removeEventListener('abort', abort)
      },
    }
  }

  return { signal, wake }
}