How to config intellij-idea not format some part of the code?

Question

In a html file, there is some code used custom template-language:

Answer 1

In my version EAP 13.1, you must enable the following option in settings,

Preferences -> Code Style -> General -> Formatter Control -> Enable formatter markers in comments

before you can use these comments,

// @formatter:off

// @formatter:on 

or these (depending on language):

Screenshot: