On 07/14/2017 12:36 PM, ANtlord wrote:
> Hello! I've tried to use nothrow keyword and I couldn't get a state of
> function satisfied the keyword. I have one more method that can throw an
> exception; it is called inside nothrow method. Every type of an
> exception from the throwable method is handled by the nothow method.
>
> ubyte throwable_fn(ubyte state) {
> if(state < 2) {
> return 1;
> } else if(state == 3) {
> throw new MyException1("qwe");
> } else {
> throw new MyException2("asd");
> }
> }
Although it's obvious to us that there are only those two exceptions,
the compiler cannot in general know that.
> void nothrowable_fn() nothrow {
> try {
> auto val = throwable_fn(3);
> // do success staff
> } catch(MyException1 e) {
> // handle error 1
> } catch(MyException2 e) {
> // handle error 2
> }
All you need is to catch Exception there as well:
catch(Exception) {
assert(false, "throwable_fn threw something unexpected");
}
Ali
