...

src/error.rs

@@ -0,0 +1,44 @@
+use std::num::ParseIntError;
+
+use tokio::sync::mpsc;
+
+use crate::protocol::Protocol;
+
+// todo: more error types
+#[derive(Debug)]
+pub struct DBError(pub String);
+
+impl From<std::io::Error> for DBError {
+    fn from(item: std::io::Error) -> Self {
+        DBError(item.to_string().clone())
+    }
+}
+
+impl From<ParseIntError> for DBError {
+    fn from(item: ParseIntError) -> Self {
+        DBError(item.to_string().clone())
+    }
+}
+
+impl From<std::str::Utf8Error> for DBError {
+    fn from(item: std::str::Utf8Error) -> Self {
+        DBError(item.to_string().clone())
+    }
+}
+
+impl From<std::string::FromUtf8Error> for DBError {
+    fn from(item: std::string::FromUtf8Error) -> Self {
+        DBError(item.to_string().clone())
+    }
+}
+
+impl From<mpsc::error::SendError<(Protocol, u64)>> for DBError {
+    fn from(item: mpsc::error::SendError<(Protocol, u64)>) -> Self {
+        DBError(item.to_string().clone())
+    }
+}
+impl From<tokio::sync::mpsc::error::SendError<()>> for DBError {
+    fn from(item: mpsc::error::SendError<()>) -> Self {
+        DBError(item.to_string().clone())
+    }
+}