It is a foogun because is only for a few specificic attributes (class) that it uses this specific convention, for other attributes it uses the normal HTML attri

It is a foogun because is only for a few specificic attributes (class) that it uses this specific convention, for other attributes it uses the normal HTML attributes, for example in JavaScript to add aria labels you do stuff like "ariaLabel" when using react you have to write "aria-label" instead.