struct constructors and destructors.

[Stefan Koch via Digitalmars-d]

On Wednesday, 19 July 2017 at 12:23:06 UTC, Danni Coy wrote:
> On Wed, Jul 19, 2017 at 7:09 PM, Stefan Koch via Digitalmars-d 
> < digitalmars-d at puremagic.com> wrote:
>
>>
>> What happens is this.
>>
>> void open()
>> {
>>   foo = () {
>>   Foo _tmp = Foo.__ctor("test");
>>   return _tmp;
>>   } ();
>> }
>>
>>
>> Error: need 'this' for 'this' of type 'ref Foo(string s)'

I posted pseudo code to show you that you are creating a 
temporary.
Which leaves the scope after assigning.
And therefore triggers the destructor.