From 14998bb7fd0c13409a64080f6d0d589e3f187c57 Mon Sep 17 00:00:00 2001
From: Andy Grove <agrove@apache.org>
Date: Wed, 27 Aug 2025 16:03:09 -0600
Subject: [PATCH] fix compiler warning

---
 .../main/scala/org/apache/comet/rules/CometScanRule.scala    | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/spark/src/main/scala/org/apache/comet/rules/CometScanRule.scala b/spark/src/main/scala/org/apache/comet/rules/CometScanRule.scala
index e1511b289b..2969e7689e 100644
--- a/spark/src/main/scala/org/apache/comet/rules/CometScanRule.scala
+++ b/spark/src/main/scala/org/apache/comet/rules/CometScanRule.scala
@@ -307,10 +307,7 @@ case class CometScanRule(session: SparkSession) extends Rule[SparkPlan] with Com
           // maps containing complex types are not supported
           isComplexType(m.keyType) || isComplexType(m.valueType) ||
           hasUnsupportedType(m.keyType) || hasUnsupportedType(m.valueType)
-        case dt => isStringCollationType(dt)
-        case _: StringType =>
-          // we only support `case object StringType` and not other instances of `class StringType`
-          dataType != StringType
+        case dt if isStringCollationType(dt) => true
         case _ => false
       }
     }