On 9/3/13 2:11 AM, monarch_dodra wrote:
On Tuesday, 3 September 2013 at 04:15:17 UTC, Timothee Cour wrote:
I'd like to be able to declare a function with a special @mixin property
that will auto-mixin at call site

Kenji had apparently implemented this:
https://github.com/D-Programming-Language/dmd/pull/459

But pulled out. This recent thread should sum it up:
http://forum.dlang.org/thread/[email protected]

Long story short, you are basically asking for macro. If we
allowed this, than anything could actually be code injection, and
mean anything.

If for some reason we can't have @mixin special property, can we at least
have UFCS for mixin, so that we could write:
"variables: x1=$x1, x2=$x2, sum=$(x1+x2)".embed.mixin

I'm not sure this us very interesting (why not though), since
nothing would ever come after the mixin.

I'd still rather have "typeof" be UFCS-able:
5.typeof.stringof.writeln();

If we only got to choose 1 that is ;)

"Today if anyone writes or sees sees mixin(stuff) they are well warned that arbitrary code generation is taking place and are ready to deal with the consequences."

When you do "import foo.bar" you are importing arbitrary code... If you are not sure what that does, you go look it up. And it's the same for implicit mixins. I don't see the issue at all...

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