client.isConnected does not return valid status

[pkuczynski]

Example code:

if (client && client.isConnected) {
  client.disconnect()
}

Sometimes throws an exception:

AMQJS0011E Invalid state not connecting or connected.

• Chrome 70.0.3538
• mac OS 10.14.1

[gao520sun]

+1

[Lonli-Lokli]

You should use

if (client && client.isConnected()) {
  client.disconnect()
}