On torsdag 24. august 2017 16.36.41 CEST Jean-Francois Bibeau wrote:
> Trying to do the following, and struggling to find a way to do this.
> 
> I build a list of strings, and want to conditionally append a string at the
> end of the list, but only if the variable is defined.
> 
> This works fine:
> 
> play_hosts | union([optional_ip])
> 
> 
> Which appends optional_ip to play_hosts, however if optional_ip is not
> defined, I would like to simply drop the union filter... If I change it to:
> 
> play_hosts | union([optional_ip | default(None)])
> 
> It appends an empty string. I was hoping I could maybe use "or omit" after
> the union but can't quite get that to work.
> 
> Any suggestions?

You could try to add a when to the task
  when: optional_ip is defined

-- 
Kai Stian Olstad

-- 
You received this message because you are subscribed to the Google Groups 
"Ansible Project" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to [email protected].
To post to this group, send email to [email protected].
To view this discussion on the web visit 
https://groups.google.com/d/msgid/ansible-project/3317089.U6SMu3SBoa%40x1.
For more options, visit https://groups.google.com/d/optout.

Reply via email to