The documentation for the hook functions pre.do.collection and post.do.collection states that the cache argument of the hook function will be given the internal cache object. However, instead, the RDSReader object is given to argument reader in doJobCollection.
The documentation for the hook functions
pre.do.collectionandpost.do.collectionstates that thecacheargument of the hook function will be given the internal cache object. However, instead, theRDSReaderobject is given to argumentreaderindoJobCollection.