escaping-literal-quotes-in-strings has an issue.
When successfully formatting your backslash escapes, the first test will always fail and the second test will always pass. Reloading the page does not fix the issue for me. I’m using Google Chrome.
User Agent is:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36.
var myStr = "I am a \"double quoted\" string inside \"double quotes\"."; // Change this line