clean up

fix/src/store/error.rs

@@ -0,0 +1,34 @@
+#![allow(dead_code)]
+
+use std::fmt;
+
+#[derive(Debug)]
+pub enum StoreError {
+    DaemonConnectionFailed(String),
+    OperationFailed(String),
+    InvalidPath(String),
+    PathNotFound(String),
+    Io(std::io::Error),
+}
+
+impl fmt::Display for StoreError {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        match self {
+            StoreError::DaemonConnectionFailed(msg) => {
+                write!(f, "Failed to connect to nix-daemon: {}", msg)
+            }
+            StoreError::OperationFailed(msg) => write!(f, "Store operation failed: {}", msg),
+            StoreError::InvalidPath(msg) => write!(f, "Invalid store path: {}", msg),
+            StoreError::PathNotFound(path) => write!(f, "Path not found in store: {}", path),
+            StoreError::Io(e) => write!(f, "I/O error: {}", e),
+        }
+    }
+}
+
+impl std::error::Error for StoreError {}
+
+impl From<std::io::Error> for StoreError {
+    fn from(e: std::io::Error) -> Self {
+        StoreError::Io(e)
+    }
+}