export function validateAvailabilityZone()

in src/utilities.ts [72:78]

• 7 lines of code
• 3 McCabe index (conditional complexity)

export function validateAvailabilityZone(region: string, availabilityZone?: string) {
  const availabililtyZonesForRegion = SUPPORTED_AVAILABILITY_ZONES[region];
  if (typeof availabilityZone === 'undefined' || !availabililtyZonesForRegion.includes(availabilityZone)) {
    const availabilityZoneList = availabililtyZonesForRegion.join(', ');
    throw new Error(`Managed Blockchain in ${region} is only available in the following availability zones: ${availabilityZoneList}.`);
  }
}