add_field can't interpolate nested field values

Description

I was playing with the new bettermap panel in Kibana 3 which requires an array field containing longitude & latitude. I'm using the GeoIP plugin which normally returns these as separate fields, so I was trying to do the following:

However I end up with an array field that just contains the literal values, no interpolation happens. What I ended up doing was this:

Environment

None

Status

Assignee

Philippe Weber

Reporter

Matt Dainty

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Fix versions

Affects versions

Priority

Configure