Problem with Highlighting and _all

In ES 0.16.1, I'm trying to use the Highlighting with all fields
(_all), like in the docs, but I'm not getting back the "highlight"
object.

Am I doing something wrong or is this a bug?

Code: http://pastebin.com/8kbDUU4j

Hi,

You should look at https://github.com/elasticsearch/elasticsearch/issues/861

Cheers.
David