Is there a formal (ideally BNF) typescript js language grammar (or only typescript subset)?

Question

I\'m looking for the Typescript grammar. Not the parser-lexer, but only the formal grammar description. I want to implement ts it\'s code folding and basic static code analy

Answer 1

The formal grammar is in Appendix A of the TypeScript Language Reference, version 1.8 if which is found here or here (for current version)