Open subsequent files in splitter with more of same kind.

I was wondering, would other people find this useful or does this already exists? If either are true I'd really find it helpful.

I currently have 3 main groups of files set up like so:

I'd love it if when I open a scss file that the file opens up in the correct spiltter.
I realise this is a bit of an overkill feautre and a nice to have. But still, it'd be lovely :)