how to determine of a module or any other symbol is visible?

[rikki cattermole]

On 18/06/2018 9:24 PM, Mr.Bingo wrote:
> On Monday, 18 June 2018 at 09:10:59 UTC, rikki cattermole wrote:
>> On 18/06/2018 9:03 PM, Mr.Bingo wrote:
>>> In the code I posted before about CRC, sometimes I get a visibility 
>>> error for some modules. I would like to be able to filter those out 
>>> using traits. Is there any way to determine if a module is 
>>> visible/reachable in the current scope?
>>>
>>> The modules that are causing the problems are imported from other 
>>> code that imports them privately. The iteration code still finds the 
>>> module and tries to access it but this then gives a visibility 
>>> error/warning.
>>
>> Quite often when working with CTFE&traits, the easiest thing to do, is 
>> to do a check to see if whatever you're doing compiles. Nice and simple!
> 
> This doesn't work with depreciation warnings.

There won't be a way to check for those (I think).
Easier to not worry about them until it turns into errors.