yesod-dsl-0.1.1.19: codegen/default-filter-id-field.cg

                "id" -> case (PP.fromPathPiece $ filterJsonMsg_value fjm) of 
                    (Just v) -> where_ $ defaultFilterOp (filterJsonMsg_comparison fjm) (~{vn} ~{projectField False} ~{en}Id) (val v)
                    _        -> return ()