From 62ca3e4c01c2e62cd5c2a32e9104f386e5ce7808 Mon Sep 17 00:00:00 2001
From: David Tolnay <dtolnay@gmail.com>
Date: Fri, 26 Jan 2024 13:04:35 -0800
Subject: [PATCH] Handle Unexpected::Unit in Error::invalid_value

---
 src/error.rs | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/error.rs b/src/error.rs
index c260fe17e..0e3323972 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -444,6 +444,15 @@ impl de::Error for Error {
             exp,
         ))
     }
+
+    #[cold]
+    fn invalid_value(unexp: de::Unexpected, exp: &dyn de::Expected) -> Self {
+        Error::custom(format_args!(
+            "invalid value: {}, expected {}",
+            JsonUnexpected(unexp),
+            exp,
+        ))
+    }
 }
 
 impl ser::Error for Error {