A proposal for better template constraint error reporting.

[bearophile]

Gor Gyolchanyan:

> The ddoc comments, preceding parts of template constraints would be
> used to specify why exactly did the template fail to instantiate, for
> example:

Good. Is it possible to do the same thing with unittests?

/// foo
unittest {
  assert(false);
}

==>
foo unittest failed


But maybe this syntax is better:

unittest(foo) {
  assert(false);
}

Bye,
bearophile