How can we make it easier to experiment with the compiler?

[Nicholas Wilson]

On Monday, 24 May 2021 at 10:15:53 UTC, Walter Bright wrote:
> On 5/24/2021 2:55 AM, Alexandru Ermicioi wrote:
>> It will be a huge help if they are though. At minimum it will 
>> organize the things into packages that have one purpose, which 
>> will help in understanding the structure of dmd, and also make 
>> navigation and search of desired functionality easier, 
>> compared to one flat package.
>
> It establishes a fake hierarchy that is *not* expressed in the 
> code.
>
> Poor encapsulation is the problem, and this does nothing to 
> solve it.

It _is_ in the code. FFS, the AST is literally a hierarchy!