feat(errors): Using SerializeDisplay for better error management with Result

src-tauri/src/download_manager/internal_error.rs

@@ -0,0 +1,27 @@
+use std::{fmt::Display, io, sync::mpsc::SendError};
+
+use serde_with::SerializeDisplay;
+
+#[derive(SerializeDisplay)]
+pub enum InternalError<T> {
+    IOError(io::Error),
+    SignalError(SendError<T>)
+}
+impl<T> Display for InternalError<T> {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        match self {
+            InternalError::IOError(error) => write!(f, "{}", error.to_string()),
+            InternalError::SignalError(send_error) => write!(f, "{}", send_error.to_string()),
+        }
+    }
+}
+impl<T> From<SendError<T>> for InternalError<T> {
+    fn from(value: SendError<T>) -> Self {
+        InternalError::SignalError(value)
+    }
+}
+impl<T> From<io::Error> for InternalError<T> {
+    fn from(value: io::Error) -> Self {
+        InternalError::IOError(value)
+    }
+}

src-tauri/src/download_manager/mod.rs

@@ -7,3 +7,4 @@ pub mod downloadable_metadata;
 pub mod progress_object;
 pub mod queue;
 pub mod rolling_progress_updates;
+pub mod internal_error;