make all errors non_exhaustive

Author: icewind1991

src/auth/guard_data.rs

@@ -26,6 +26,7 @@ pub trait GuardDataStore {
 
 /// Error while storing or loading guard data from json file
 #[derive(Debug, Error)]
+#[non_exhaustive]
 pub enum FileStoreError {
     /// Error while reading the json file
     #[error("error while reading tokens from {}: {:#}", path.display(), err)]

src/eresult.rs

@@ -3,6 +3,7 @@ use std::convert::TryFrom;
 
 #[derive(TryFromPrimitive, Debug, Copy, Clone)]
 #[repr(i32)]
+#[non_exhaustive]
 pub enum EResult {
     Invalid = 0,
     OK = 1,

src/message.rs

@@ -33,6 +33,7 @@ impl MalformedBody {
 }
 
 #[derive(Error, Debug)]
+#[non_exhaustive]
 pub enum MessageBodyError {
     #[error("{0}")]
     Protobuf(#[from] protobuf::Error),
@@ -42,8 +43,6 @@ pub enum MessageBodyError {
     IO(#[from] std::io::Error),
     #[error("{0}")]
     Other(String),
-    #[error("malformed child: {0}")]
-    MalformedChild(Box<NetworkError>),
     #[error("malformed big int: {0:#}")]
     BigInt(#[from] ParseBigIntError),
     #[error("invalid rsa key: {0:#}")]

src/net.rs

@@ -17,6 +17,7 @@ use tracing::{debug, trace};
 pub const PROTO_MASK: u32 = 0x80000000;
 
 #[derive(Debug, Error)]
+#[non_exhaustive]
 pub enum NetworkError {
     #[error("{0}")]
     IO(#[from] std::io::Error),

src/serverlist.rs

@@ -9,6 +9,7 @@ use thiserror::Error;
 use tracing::debug;
 
 #[derive(Debug, Error)]
+#[non_exhaustive]
 pub enum ServerDiscoveryError {
     #[error("Failed send discovery request: {0:#}")]
     Network(reqwest::Error),