feat: add Deref an Into<Vec<u8>> implementations

Author: vmx

src/digests.rs

@@ -1,6 +1,6 @@
 use std::borrow::Borrow;
 use std::convert::TryFrom;
-use std::{cmp, fmt, hash};
+use std::{cmp, fmt, hash, ops};
 
 use unsigned_varint::{decode as varint_decode, encode as varint_encode};
 
@@ -87,6 +87,14 @@ impl AsRef<[u8]> for Multihash {
     }
 }
 
+impl ops::Deref for Multihash {
+    type Target = [u8];
+
+    fn deref(&self) -> &Self::Target {
+        &self.as_bytes()
+    }
+}
+
 impl Borrow<[u8]> for Multihash {
     fn borrow(&self) -> &[u8] {
         self.as_bytes()
@@ -107,6 +115,12 @@ impl TryFrom<Vec<u8>> for Multihash {
     }
 }
 
+impl Into<Vec<u8>> for Multihash {
+    fn into(self) -> Vec<u8> {
+        self.to_vec()
+    }
+}
+
 impl PartialOrd for Multihash {
     fn partial_cmp(&self, other: &Self) -> Option<cmp::Ordering> {
         Some(self.cmp(other))
@@ -180,6 +194,20 @@ impl<'a> PartialEq<Multihash> for MultihashRef<'a> {
     }
 }
 
+impl<'a> ops::Deref for MultihashRef<'a> {
+    type Target = [u8];
+
+    fn deref(&self) -> &Self::Target {
+        self.as_bytes()
+    }
+}
+
+impl<'a> Into<Vec<u8>> for MultihashRef<'a> {
+    fn into(self) -> Vec<u8> {
+        self.to_vec()
+    }
+}
+
 /// The `MultihashDigest` trait specifies an interface common for all multihash functions.
 pub trait MultihashDigest {
     /// The Mutlihash byte value.