file fns return addresses

src/filesystem.rs

@@ -337,7 +337,7 @@ fn process_directory_entry(
     })
 }
 
-pub fn add_path(connection: &UpEndConnection, path: &Path, hash: Hash) -> Result<()> {
+pub fn add_file(connection: &UpEndConnection, path: &Path, hash: Hash) -> Result<Address> {
     let normalized_path = connection.normalize_path(path)?;
     let metadata = fs::metadata(&path)?;
     let size = metadata.len() as i64;
@@ -368,7 +368,7 @@ fn insert_file_with_metadata(
     mtime: Option<NaiveDateTime>,
     mime_type: Option<String>,
     resolve_cache: Option<&Arc<Mutex<ResolveCache>>>,
-) -> Result<()> {
+) -> Result<Address> {
     let new_file = models::NewFile {
         path: normalized_path
             .to_str()
@@ -442,7 +442,7 @@ fn insert_file_with_metadata(
         };
         connection.insert_entry(name_entry)?;
 
-        Ok(())
+        Ok(Address::Hash(hash.clone()))
     })
 }