nits fixed

Author: G8XSU

src/io/vss_store.rs

@@ -40,7 +40,7 @@ impl VssStore {
 
 	fn extract_key(&self, unified_key: &str) -> io::Result<String> {
 		let mut parts = unified_key.splitn(3, '#');
-		let (_, _) = (parts.next(), parts.next()); // Discard primary_namespace & secondary_namespace
+		let (_primary_namespace, _secondary_namespace) = (parts.next(), parts.next());
 		match parts.next() {
 			Some(actual_key) => Ok(actual_key.to_string()),
 			None => Err(Error::new(ErrorKind::InvalidData, "Invalid key format")),
@@ -84,7 +84,7 @@ impl KVStore for VssStore {
 	) -> io::Result<Vec<u8>> {
 		check_namespace_key_validity(primary_namespace, secondary_namespace, Some(key), "read")?;
 		let request = GetObjectRequest {
-			store_id: self.store_id.to_string(),
+			store_id: self.store_id.clone(),
 			key: self.build_key(primary_namespace, secondary_namespace, key)?,
 		};
 
@@ -93,7 +93,7 @@ impl KVStore for VssStore {
 				.map_err(|e| match e {
 					VssError::NoSuchKeyError(..) => {
 						let msg = format!(
-							"Failed to read as key could not be found: {}/{}/{}. Details: {}",
+							"Failed to read from key {}/{}/{}: {}",
 							primary_namespace, secondary_namespace, key, e
 						);
 						Error::new(ErrorKind::NotFound, msg)
@@ -114,7 +114,7 @@ impl KVStore for VssStore {
 	) -> io::Result<()> {
 		check_namespace_key_validity(primary_namespace, secondary_namespace, Some(key), "write")?;
 		let request = PutObjectRequest {
-			store_id: self.store_id.to_string(),
+			store_id: self.store_id.clone(),
 			global_version: None,
 			transaction_items: vec![KeyValue {
 				key: self.build_key(primary_namespace, secondary_namespace, key)?,
@@ -141,7 +141,7 @@ impl KVStore for VssStore {
 	) -> io::Result<()> {
 		check_namespace_key_validity(primary_namespace, secondary_namespace, Some(key), "remove")?;
 		let request = DeleteObjectRequest {
-			store_id: self.store_id.to_string(),
+			store_id: self.store_id.clone(),
 			key_value: Some(KeyValue {
 				key: self.build_key(primary_namespace, secondary_namespace, key)?,
 				version: -1,