How does one determine the UDAs of all symbols contained in a given module?

[Andrew Edwards via Digitalmars-d-learn]

On Wednesday, 19 July 2017 at 14:23:25 UTC, Jacob Carlborg wrote:
>
> Here's an example:

Thanks... Minus the AliasSeq bit, this is pretty much what I've 
been working with since talking to Brain. The main problem I'm 
facing is that it fails to compileif any of the symbols in the 
imported module is marked private.

findudas.d-mixin-17(17): Error: ScopeDsymbol 
findudas.getModuleSymbols!"somepackage.mod1".__anonymous.__anonymous variable somepackage.mod1.workhorse is private
findudas.d-mixin-17(17): Deprecation: somepackage.mod1.workhorse 
is not visible from module findudas
findudas.d-mixin-21(21): Error: ScopeDsymbol 
findudas.getModuleSymbols!"somepackage.mod1".__anonymous.__anonymous variable somepackage.mod1.workhorse is private
findudas.d-mixin-21(21): Deprecation: somepackage.mod1.workhorse 
is not visible from module findudas
findudas.d(34): Error: template instance 
findudas.getModuleSymbols!"somepackage.mod1".getModuleSymbols.printUDAs!(mod1) error instantiating
findudas.d(43):        instantiated from here: 
getModuleSymbols!"somepackage.mod1"