newbie problem with nothrow

[Daniel9 via Digitalmars-d-learn]

On Monday, 31 October 2016 at 22:29:19 UTC, Jonathan M Davis 
wrote:
> On Monday, October 31, 2016 22:20:59 Kapps via 
> Digitalmars-d-learn wrote:
>> Assuming you're sure it'll never throw. To enforce this, use 
>> try
>> { } catch { throw new Error("blah"); }. You can still throw
>> errors, just not exceptions (as errors are not meant to be
>> caught).
>
> I always use assert(0). e.g.
>
> try
>     return format("%s", 42);
> catch(Exception)
>     assert(0, "format threw when it shouldn't be possible.");
>
> - Jonathan M Davis

have the same problem