Improve errors

[netwatcher] / src / error.rs

diff --git a/src/error.rs b/src/error.rs
new file mode 100644 (file)
index 0000000..bb099cc
--- /dev/null
+++ b/src/error.rs
@@ -0,0 +1,24 @@
+/// Errors in netwatcher or in one of the underlying platform integratinos.
+#[derive(Debug, Clone, PartialEq, Eq)]
+#[non_exhaustive]
+pub enum Error {
+    CreateSocket(String),
+    Bind(String),
+    CreatePipe(String),
+    Getifaddrs(String),
+    GetInterfaceName(String),
+    FormatMacAddress,
+    UnexpectedWindowsResult(u32),
+    AddressNotAssociated,
+    InvalidParameter,
+    NotEnoughMemory,
+    InvalidHandle,
+}
+
+impl std::fmt::Display for Error {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        write!(f, "{:?}", self)
+    }
+}
+
+impl std::error::Error for Error {}