From b4e12fd1165b5e3960a1294dadec45eb40893b37 Mon Sep 17 00:00:00 2001
From: daniloaz <daniloaz@gmail.com>
Date: Sun, 24 Mar 2024 21:47:33 +0100
Subject: Unstable commit, won't compile.

---
 src/lib.rs | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

(limited to 'src/lib.rs')

diff --git a/src/lib.rs b/src/lib.rs
index c7ea164..3ae6463 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -11,6 +11,27 @@ pub mod lightstreamer_client;
 pub mod proxy;
 pub mod subscription;
 
+#[derive(Debug)]
+pub struct IllegalArgumentException(String);
+
+impl IllegalArgumentException {
+    pub fn new(msg: &str) -> IllegalArgumentException {
+        IllegalArgumentException(msg.to_string())
+    }
+}
+
+impl fmt::Display for IllegalArgumentException {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        write!(f, "{}", self.0)
+    }
+}
+
+impl Error for IllegalArgumentException {
+    fn description(&self) -> &str {
+        &self.0
+    }
+}
+
 #[derive(Debug)]
 pub struct IllegalStateException {
     details: String
-- 
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