How to configure D autocompletion in Vim?

[user7892]

On Thursday, 26 December 2019 at 19:20:18 UTC, p.shkadzko wrote:
> On Thursday, 26 December 2019 at 18:59:16 UTC, user7892 wrote:
>>
>> do you get something after
>>
>>     `void main(){ int.`
>>
>> ?. This invokes builtin completions but generally DCD needs to 
>> know a few root paths to D libraries. So if the sample I give 
>> you works then you must certainly configure dcd so that it 
>> knows phobos sources path and druntime sources path.
>
> No, I am not getting any response from Vim after typing "int." 
> inside main(){}. I tested dcd-server in console and it works as 
> expected:
>

okay so it's clearly not what I imagined that could be the 
problem.