diff options
Diffstat (limited to 'src/Storage.hs')
| -rw-r--r-- | src/Storage.hs | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/Storage.hs b/src/Storage.hs index f9d302e..c31230e 100644 --- a/src/Storage.hs +++ b/src/Storage.hs @@ -107,6 +107,10 @@ data Ref = Ref Storage (Digest Blake2b_256) instance Show Ref where show ref@(Ref (Storage path) _) = path ++ ":" ++ BC.unpack (showRef ref) +instance BA.ByteArrayAccess Ref where + length (Ref _ dgst) = BA.length dgst + withByteArray (Ref _ dgst) = BA.withByteArray dgst + zeroRef :: Storage -> Ref zeroRef s = Ref s h where h = case digestFromByteString $ B.replicate (BA.length h) 0 of |