Details

What editor are you seeing the problem in? (e.g. Atom, Visual Studio Code, etc.)
-- Visual Studio Code

What version of the editor are you using?
-- 1.10.2

What color theme are you using?
-- Default theme

Repro

I have naively reported this issue to the VScode github, microsoft/vscode#22989, and was informed to report the issue here.

As stated in the issue, comments of either type (// and /**/) are not highlighted when written anywhere inside an accessor block.