Grzegorz Dyk

This is probably more complex than it looks. The preprocessor directives are in fact a completely separate language to parse. These statements can not be included in Vala.bnf file because...

Posted a question on JetBrans developer forum: https://devnet.jetbrains.com/thread/465679

OK, so plugin does not report errors for preprocesor directives (see 4ce5110). But there is no other support.

@gitDawn take a look at my pull request #10. It solves this issue You will need opencv with opencv_contrib for this.