DIP 50 - AST macros

[Rob T]

On Tuesday, 12 November 2013 at 02:37:03 UTC, Andrei Alexandrescu 
wrote:
> On 11/10/13 11:46 PM, Jacob Carlborg wrote:
>> On 2013-11-11 02:46, bearophile wrote:
>>
>>> It's also useful to take a look at what F# is doing:
>>> http://tomasp.net/blog/2013/computation-zoo-padl/index.html
>>
>> I'll do that. I've been looking at several languages, mainly 
>> Scala. But
>> I have not looked at F#.
>
> There is significant regret about the way macros are defined in 
> Scala. Probably not an example to follow.
>
> Andrei

Knowing what went wrong is important so as not to repeat past 
mistakes, is there more info somewhere to read on what went wrong?

--rt