On Thu, Mar 26, 2020 at 7:55 AM Davide Scrimieri <[email protected]> wrote:
>
> Hello,
>
> Whenever a ternary is used are both conditions evaluated regardless ?
>
> For example, I want to convert "my_other_var" to an object only if it is
> passed as as string, otherwise I don't want to touch the object, and leave it
> as it is.
>
> - set_fact:
> my_var: "{{ ( my_other_var | type_debug == 'str' ) | ternary
> (my_other_var | from_json, my_other_var }}"
>
Yes, this is how the ternary filter works. To work around that you can
use a ternary statement:
- set_fact:
my_var: "{{ my_other_var | from_json if (my_other_var |
type_debug == 'str') else my_other_var }}"
That should result in desired behavior.
M.
> What happens right now is this:
>
> if my_other_var is str -> It works
> if my_other_var is dict -> it gives me the error saying that my_other_var
> should be a string to be converted from_json. But I would expect that being
> the condition on the left = False, it would ignore the left condition on the
> ternary and only consider the rightmost condition.
>
> I also tried using when:
>
> -- name: Set fact for string object
> set_fact:
> my_var: "{{ my_other_var | from_json }}"
> when: (my_other_var | type_debug == 'str')
>
>
> - name: Set fat for dict object
> set_fact:
> my_var: "{{ my_other_var | from_json }}"
> when: (my_other_var | type_debug == 'dict')
>
> However, if "my_other_var" is dict, the first block (named set fact for
> string object) gives me the same error as before. I was actually expecting
> that being the when statement equals to false, it would simply ignore it.
>
>
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