[DIP1005] Unused imports in with(import) declarations: leave alone of flag as errors?

[Daniel Kozák via Digitalmars-d]

Andrei Alexandrescu via Digitalmars-d <digitalmars-d at puremagic.com> 
napsal So, pro 24, 2016 v 9∶32 :
> Consider:
> 
> with (import std.stdio)
> int fun(int x/*, File f*/)
> {
>     // f.writeln("In: ", x);
>     return x * x;
> }
> 
> Such situations occur during refactorings and code evolution. The 
> import is no longer used. Should the compiler flag that as an error, 
> or leave it be?
> 
> 
> Andrei

for such things there should be support in IDE or use some lint tool
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