Web Essentials 2013 bug while compiling calc() property in LESS

Question

I'm using Web Essentials 2013 in Visual Studio 2013, and when I use calc() property in LESSCSS it compiles it incorrectly.

Let's see:

So, it must compile it as is and must not do math calculations into calc scopes.

Answer 1

Problem's solved, thanks seven-phases-max

See Less Aggressive Compilation with CSS3 calc