Error: cannot return non-void from void function

[ketmar via Digitalmars-d-learn]

On Thu, 27 Nov 2014 17:22:35 +0000
Suliman via Digitalmars-d-learn <digitalmars-d-learn at puremagic.com>
wrote:

> 
> > ah, that's it! as spec says, D determines function return value 
> > from
> > the first 'return' statement it seen. in your case this is 
> > `return;`,
> > so function return type is determined to be `void`.
> >
> > if you doing `auto` functions, try to arrange your code so the 
> > first
> > `return` returning the actual value.
> >
> > besides, your code is wrong anyway, 'cause you can't have 
> > function that
> > returns both "nothing" and "something". your first `return;` 
> > should
> > either return something, or must be changed to throwing some 
> > exception.
> 
> How I can terminate program? First return I used to terminate app 
> if config file is exists.
throw an exception. uncatched exception will terminate your program.
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