   @return {object}    Hamsa instance.
   ###
   @findBy: (name, value) ->
-    return record for uid, record of @records when record[name] is value
-    return null
+    record for uid, record of @records when record[name] is value
 
   ###
   Observe changes in instance repository.

  @all: ->
    records = []
    records.push record for uid, record of @records
    return records

  ###
  Destroy all instances of the Class

  ###
  @destroyAll: ->
    delete @records[uid] for uid of @records
    @records

  ###
  Finds a determinate instance with a field attribute.
