- Copy the
languages.toml
file/contents to your config folder. (~/.config/helix
on linux/mac and%AppData%\helix
on windows) - Copy the
highlights.scm
file to thehelix/runtime/queries/hoon
folder. Or create the directory if it doesn't already exist. - Run
hx --grammar fetch
- Run
hx --grammar build
- Use
hx --health
to check if hoon is installed correctly
More info here