What steps will reproduce the bug?

1. man man

What happens?

-? don't be highlighted.

...

What did you expect to happen instead?

Like man --help

https://github.com/Freed-Wu/cmd-help-sublime-syntax/blob/main/syntaxes/cmd-help.sublime-syntax#L24

 # marks seen in options: . ? : # $ -- +

...

How did you install bat?

pacman -S bat

bat version and environment

❯ bat -V
bat 0.21.0 (405e5f74)