On Monday, February 1, 2016 at 12:15:12 PM UTC-6, henrik lindberg wrote: 

Contrast this with the inline_epp, which you can think of as a 
> lambda/code-block. Here the code block gets to see the variables in 
> scope, since it is itself in that scope (part of the same piece of code). 
>
>

Hmmm.  The docs 
<https://docs.puppetlabs.com/puppet/latest/reference/lang_template_epp.html#special-scope-rule-for-inlineepp>
 
cast that behavior of inline_epp() as a special exception, and claim it's 
applicable only when the template declares no parameters and you don't pass 
any (and only with inline_epp()).  Are the docs wrong?  If they are 
correct, then surely it is best to view that exception *as* an exception, 
not as some sort of natural consequence of the scope in which the template 
or the inline_epp() call appears.

In fact, inasmuch as the template might be presented in the form of a 
variable defined in a different scope, drawing its actual value from 
who-knows-where, I really think it's confusing to assert that such an 
exception is a natural extension of Puppet's scoping rules.  Call it what 
it is: an ease-of-use aid applicable only to cases where the stricter 
ordinary scoping rules of EPP templates are of little advantage.


John

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