jquery - What language is this in? -

In which language is it? This is the difference between an html.erb file that I want to update, but it does not look like Ruby.

  {# if $ T.location [0] .city} {$ T location [0] .city}, {# / if} {# if $ T.location [0]. State} {$ T.location [0] .state} {# / if}  

It seems that this template might be:. But I did not find {# template MAIN} anywhere in the codebase.

From

, it's probably a file. Besides, I can not tell you