# File lib/ruote/util/filter.rb, line 248
    def _copy_to(field, value, matches, m, v)

      v = adjust_target(v, matches)

      Ruote.set(@hash, v, Rufus::Json.dup(value))
      Ruote.unset(@hash, field) if m == 'move_to' or m == 'mv_to'

      nil
    end