in Sources/RxCBCentral/core/RxCentralDelegate.swift [106:111]
func centralManager(_ central: CBCentralManager,
didDisconnectPeripheral peripheral: CBPeripheral,
error: Error?) {
didDisconnectPeripheralSubject.onNext((peripheral, error))
RxCBLogger.sharedInstance.log("Disconnected from: \(peripheral.description)\nError: \(error?.localizedDescription ?? "none")")
}