public generate(url: string): void {
		try {
			qrcode.generate(url);
		} catch (err) {
			this.$logger.info(`Failed to generate QR code for ${url}`, err);
		}
	}

 .on('scan', (qrcode) => {
   generate(
     qrcode,
     {
       small: true,
     },
     (asciiart: string) => logElement.setContent(asciiart),
   )
 })

.on('scan', (qrcode, status, data) => {
  generate(qrcode, { small: true })
  if (data) {
    console.log(data)
  }
  console.log(qrcodeValueToImageUrl(qrcode))
  console.log('^^^ Online QR Code Image URL ^^^ ')
  console.log(`[${status}] ${qrcode} Scan QR Code above url to log in: `)
})

/**
 *
 * 4. You are all set. ;-]
 *
 */

/**
 *
 * 5. Define Event Handler Functions for:
 *  `scan`, `login`, `logout`, `error`, and `message`
 *
 */
function onScan (qrcode: string, status: number) {
  generate(qrcode, { small: true })

  // Generate a QR Code online via
  // http://goqr.me/api/doc/create-qr-code/
  const qrcodeImageUrl = [
    'https://api.qrserver.com/v1/create-qr-code/?data=',
    encodeURIComponent(qrcode),
  ].join('')

  console.log(`[${status}] ${qrcodeImageUrl}\nScan QR Code above to log in: `)
}

.on('scan', (qrcode, status) => {
  QrcodeTerminal.generate(qrcode)
  console.log(`${qrcode}\n[${status}] Scan QR Code in above url to login: `)
})

.on('scan', (qrcode, status) => {
  generate(qrcode, { small: true })
  console.log(`${status}: ${qrcode} - Scan QR Code of the url to login:`)
})

.on('scan', (qrcode, status) => {
  generate(qrcode, { small: true })
  console.log(`${qrcode}\n[${status}] Scan QR Code in above url to login: `)
})