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Alpha: fix Storage_functors.Indexed_data_storage.fold

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This commit is contained in:
Benjamin Canou 2018-03-29 17:37:34 +02:00 committed by Grégoire Henry
parent 27486e500a
commit ba09cdf883
1 changed files with 14 additions and 21 deletions
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35
src/proto_alpha/lib_protocol/src/storage_functors.ml
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@ -215,24 +215,17 @@ module Make_indexed_data_storage
let clear s =
C.remove_rec s [] >>= fun t ->
Lwt.return (C.project t)
let fold s ~init ~f =
let fold_keys s ~init ~f =
let rec dig i path acc =
if Compare.Int.(i <= 1) then
C.fold s path ~init:acc ~f:begin fun k acc ->
match k with
| `Dir _ -> Lwt.return acc
| `Key file ->
C.get_option s file >>= function
| None -> Lwt.return acc
| Some b ->
match V.of_bytes b with
| Error _ ->
(* Silently ignore unparsable data *)
Lwt.return acc
| Ok v ->
match I.of_path file with
| None -> assert false
| Some path -> f path v acc
match I.of_path file with
| None -> assert false
| Some path -> f path acc
end
else
C.fold s path ~init:acc ~f:begin fun k acc ->
@ -242,17 +235,17 @@ module Make_indexed_data_storage
end in
dig I.path_length [] init
let fold s ~init ~f =
let f path acc =
get s path >>= function
| Error _ ->
(* FIXME: silently ignore unparsable data *)
Lwt.return acc
| Ok v ->
f path v acc in
fold_keys s ~init ~f
let bindings s =
fold s ~init:[] ~f:(fun p v acc -> Lwt.return ((p,v) :: acc))
let fold_keys s ~init ~f =
C.fold s [] ~init
~f:(fun p acc ->
match p with
| `Dir _ -> Lwt.return acc
| `Key p ->
match I.of_path p with
| None -> assert false
| Some path -> f path acc)
let keys s =
fold_keys s ~init:[] ~f:(fun p acc -> Lwt.return (p :: acc))