add error handling

1 files changed, 28 insertions, 0 deletions

diff --git a/src/protocol/error/mod.rs b/src/protocol/error/mod.rs
new file mode 100644
index 0000000..488ae0d
--- /dev/null
+++ b/src/protocol/error/mod.rs
@@ -0,0 +1,28 @@
+#[derive(Debug)]
+pub enum ErrorKind {
+    WrongMsgType,
+    BoolOutOfRange,
+    UnknownVariant,
+    WrongVariant,
+    IOError(std::io::Error),
+    TryFromIntError(std::num::TryFromIntError),
+    Utf8Error(std::string::FromUtf8Error),
+}
+
+impl std::convert::From<std::io::Error> for ErrorKind {
+    fn from(error: std::io::Error) -> Self {
+        ErrorKind::IOError(error)
+    }
+}
+
+impl std::convert::From<std::num::TryFromIntError> for ErrorKind {
+    fn from(error: std::num::TryFromIntError) -> Self {
+        ErrorKind::TryFromIntError(error)
+    }
+}
+
+impl std::convert::From<std::string::FromUtf8Error> for ErrorKind {
+    fn from(error: std::string::FromUtf8Error) -> Self {
+        ErrorKind::Utf8Error(error)
+    }
+}