export function parseInstanceConnectionName()

in src/parse-instance-connection-name.ts [95:122]

• 26 lines of code
• 4 McCabe index (conditional complexity)

export function parseInstanceConnectionName(
  instanceConnectionName: string | undefined
): InstanceConnectionInfo {
  if (!instanceConnectionName) {
    throw new CloudSQLConnectorError({
      message:
        'Missing instance connection name, expected: "PROJECT:REGION:INSTANCE"',
      code: 'ENOCONNECTIONNAME',
    });
  }

  const matches = String(instanceConnectionName).match(connectionNameRegex);
  if (!matches || !matches.groups) {
    throw new CloudSQLConnectorError({
      message:
        'Malformed instance connection name provided: expected format ' +
        `of "PROJECT:REGION:INSTANCE", got ${instanceConnectionName}`,
      code: 'EBADCONNECTIONNAME',
    });
  }

  return {
    projectId: matches.groups.projectId,
    regionId: matches.groups.regionId,
    instanceId: matches.groups.instanceId,
    domainName: undefined,
  };
}