refactor(common): remove unnecessary 'map_err' with 'bincode' deserialization

Author: jpraynaud

mithril-common/src/crypto_helper/merkle_map.rs

@@ -360,8 +360,7 @@ impl<K: MKMapKey + Serialize + for<'de> Deserialize<'de>> MKMapProof<K> {
     /// Convert the proof from bytes
     pub fn from_bytes(bytes: &[u8]) -> StdResult<Self> {
         let (res, _) =
-            bincode::serde::decode_from_slice::<Self, _>(bytes, bincode::config::standard())
-                .map_err(|e| anyhow!(e))?;
+            bincode::serde::decode_from_slice::<Self, _>(bytes, bincode::config::standard())?;
 
         Ok(res)
     }

mithril-common/src/crypto_helper/merkle_tree.rs

@@ -204,8 +204,7 @@ impl MKProof {
     /// Convert the proof from bytes
     pub fn from_bytes(bytes: &[u8]) -> StdResult<Self> {
         let (res, _) =
-            bincode::serde::decode_from_slice::<Self, _>(bytes, bincode::config::standard())
-                .map_err(|e| anyhow!(e))?;
+            bincode::serde::decode_from_slice::<Self, _>(bytes, bincode::config::standard())?;
 
         Ok(res)
     }

mithril-common/src/entities/signed_entity_type.rs

@@ -160,8 +160,7 @@ impl SignedEntityType {
 impl TryFromBytes for SignedEntityType {
     fn try_from_bytes(bytes: &[u8]) -> StdResult<Self> {
         let (res, _) =
-            bincode::serde::decode_from_slice::<Self, _>(bytes, bincode::config::standard())
-                .map_err(|e| anyhow!(e))?;
+            bincode::serde::decode_from_slice::<Self, _>(bytes, bincode::config::standard())?;
 
         Ok(res)
     }