$in criteria in Mongoid

gistfile1.txt

irb(main):062:0> base.in(:from_id => port_ids)
=> #<Mongoid::Criteria
  selector: {:from_id=>"$in0d06b030-04d8-012f-18e7-388d1201202c5b932da1-04d8-012f-b944-388d1201202c"},
  options:  {},
  class:    Ccom::PortConnection,
  embedded: false>

# that's a jacked up selector

# now not using the _id on the field name

irb(main):061:0> base.in(:from => port_ids)
=> #<Mongoid::Criteria
  selector: {:from=>{"$in"=>["0d06b030-04d8-012f-18e7-388d1201202c", "5b932da1-04d8-012f-b944-388d1201202c"]}},
  options:  {},
  class:    Ccom::PortConnection,
  embedded: false>

# the selector is no longer jacked

irb

irb(main):057:0> port_ids = ["0d06b030-04d8-012f-18e7-388d1201202c", "5b932da1-04d8-012f-b944-388d1201202c"]
=> ["0d06b030-04d8-012f-18e7-388d1201202c", "5b932da1-04d8-012f-b944-388d1201202c"]
irb(main):058:0> base = Mongoid::Criteria.new(Ccom::PortConnection)
=> #<Mongoid::Criteria
  selector: {},
  options:  {},
  class:    Ccom::PortConnection,
  embedded: false>

irb(main):059:0> base.any_in("from_id" => port_ids).to_a
=> []

mongoid.log

MONGODB mimosa2_development['ccom_entities'].find({"from_id"=>"$in0d06b030-04d8-012f-18e7-388d1201202c5b932da1-04d8-012f-b944-388d1201202c", :_type=>{"$in"=>["Ccom::PortConnection"]}})