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Subject: Re: [boost] [outcome] Some documentation suggestions
From: Niall Douglas (s_sourceforge_at_[hidden])
Date: 2018-01-24 18:57:33

> Documentation around policies is confusing. I don't know when my policy's
> function would be called. I only know which Outcome's function will call it.

That's the only way your policy's function is ever called, by the
Outcome function documented.

> From this page[1], I understand that my policy's function will do the check
> to see if value is valid.
> But another page[2] will tell me that all_narrow's functions will call
> _ub() **undiscriminately**. Does it mean that the checks are performed
> internally by Outcome and policy's functions are only called conditionally?

Yes, I see the problem on [2]. It doesn't say that `_ub()` is called on
invalid observation only. I'll fix that now.

Thanks for the feedback.


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