From adb4eb882389f408adf2beee88166c3b67ea0704 Mon Sep 17 00:00:00 2001
From: Andrew Lamb <andrew@nerdnetworks.org>
Date: Wed, 14 Sep 2022 15:13:47 -0400
Subject: [PATCH] minor: fix bug in `downcast_value!` macro

---
 datafusion/common/src/lib.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/datafusion/common/src/lib.rs b/datafusion/common/src/lib.rs
index 2992596c564cc..d9fd2503e9582 100644
--- a/datafusion/common/src/lib.rs
+++ b/datafusion/common/src/lib.rs
@@ -43,10 +43,10 @@ macro_rules! downcast_value {
         })?
     }};
     ($Value: expr, $Type: ident, $T: tt) => {{
-        $Value.as_any().downcast_ref::<$Type<T>>().ok_or_else(|| {
+        $Value.as_any().downcast_ref::<$Type<$T>>().ok_or_else(|| {
             DataFusionError::Internal(format!(
                 "could not cast value to {}",
-                type_name::<$Type<T>>()
+                type_name::<$Type<$T>>()
             ))
         })?
     }};