.styl is the file extension for stylus. Its just another css preprocessor like less or scss
http://learnboost.github.io/stylus/
I think this part is just a typo
> So, it has found /assets/style.styl. Now it analyzes extension:
>
> .sass extension? Use Sass then.
Thank you, will fix it.
Yep, fixed now. Thanks.
Me too. Must be a typo.
Not being familiar with .styl, though, this line confused me: "So, it has found /assets/style.styl."
Especially because it found style.sass