Multiple alias this is coming.
via Digitalmars-d-announce
digitalmars-d-announce at puremagic.com
Fri Sep 19 07:23:53 PDT 2014
On Friday, 19 September 2014 at 13:24:53 UTC, IgorStepanov wrote:
> On Friday, 19 September 2014 at 11:25:03 UTC, Nordlöw wrote:
>> On Thursday, 18 September 2014 at 22:13:14 UTC, IgorStepanov
>> wrote:
>>> Is Nullable!(T) with polymorphic type disallowed now?
>>
>> Sorry, I meant
>>
>> NotNull(T)
>>
>> Here's a module
>>
>> https://github.com/nordlow/justd/blob/master/notnull.d
>>
>> a bit tweak from the original design by Adam D Ruppe.
>
> What does a troubles with your NotNull implementation you have
> with old alias this?
> Do you want to implicit cast from NotNull!(T) to all other
> NotNull!(B) where B is basetype of T?
That makes me think of a question:
Will the compiler instantiate a template member function, if it
is specified as alias this?
struct MyStruct {
T convertTo(T)()
if(...)
{
// implementation
}
alias convertTo this;
}
MyStruct s;
int a = s;
float b = s;
string c = s;
Will this work?
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