From 6a6ee0c9db9de7f7632050ad4984a3f92d8a96e9 Mon Sep 17 00:00:00 2001
From: Eskil Queseth <eskilq@kth.se>
Date: Fri, 16 Oct 2020 02:18:59 +0200
Subject: add pretty printing for error type

---
 mumlib/src/error.rs | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

(limited to 'mumlib/src')

diff --git a/mumlib/src/error.rs b/mumlib/src/error.rs
index 20415b0..cb88aa7 100644
--- a/mumlib/src/error.rs
+++ b/mumlib/src/error.rs
@@ -1,4 +1,6 @@
 use serde::{Serialize, Deserialize};
+use std::fmt::Display;
+use serde::export::Formatter;
 
 pub type Result<T> = std::result::Result<T, Error>;
 
@@ -6,6 +8,17 @@ pub type Result<T> = std::result::Result<T, Error>;
 pub enum Error {
     DisconnectedError,
     AlreadyConnectedError,
-    InvalidChannelIdError,
-    InvalidServerAddrError,
+    InvalidChannelIdError(u32),
+    InvalidServerAddrError(String, u16),
+}
+
+impl Display for Error {
+    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
+        match self {
+            Error::DisconnectedError => write!(f, "Not connected to a server"),
+            Error::AlreadyConnectedError => write!(f, "Already connected to a server"),
+            Error::InvalidChannelIdError(id) => write!(f, "Invalid channel id: {}", id),
+            Error::InvalidServerAddrError(addr, port) => write!(f, "Invalid server address: {}:{}", addr, port),
+        }
+    }
 }
\ No newline at end of file
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