Class type `Tjr_btree_examples.btree`

B-tree, with a write-back cache

method map_ops : ('k, 'v, Tjr_fs_shared.Shared_ctxt.r, 'ls, Tjr_fs_shared.Shared_ctxt.t) Tjr_btree.Btree_intf.map_ops_with_ls
method flush_cache : unit -> (unit, Tjr_fs_shared.Shared_ctxt.t) Tjr_monad.m
method ls_create : unit -> ('ls, Tjr_fs_shared.Shared_ctxt.t) Tjr_monad.m
method ls_step : 'ls -> ('ls option, Tjr_fs_shared.Shared_ctxt.t) Tjr_monad.m
method ls_kvs : 'ls -> ('k * 'v) list