opEquals() non-standard return type

[Jacob Shtokolov]

On Wednesday, 23 January 2019 at 17:28:37 UTC, H. S. Teoh wrote:
> The best way to do this is to use a string DSL or a delegate as 
> template argument. For example:
>
> 	auto result = User.filter!q{ User.name == "John" };
>
> or:
>
> 	auto result = User.filter!(u => u.name == "John");
>

I didn't know about q{} token strings! This looks very cool for 
implementing different DSLs.

Thank you!