Why can't I assign a mixin to an alias?

[Adam D. Ruppe via Digitalmars-d-learn]

On Saturday, 11 June 2016 at 02:33:46 UTC, Alex Parrill wrote:
> Mixins are statements.

No, they're not. Well, yes they are [1], but there are also mixin 
expressions [2]. Not to be confused with the TemplateMixin[3], 
which is indeed always a statement.

1: http://dlang.org/spec/grammar.html#MixinExpression
2: http://dlang.org/spec/grammar.html#MixinStatement
3: http://dlang.org/spec/grammar.html#TemplateMixin