v1-0001-Use-IsA-macro-instead-of-nodeTag-comparison.patch

From b16a67157a5140e53747c76b3154a4a95489ea7a Mon Sep 17 00:00:00 2001
From: Shinya Kato <shinya11.kato@gmail.com>
Date: Thu, 8 Jan 2026 21:21:59 +0900
Subject: [PATCH v1] Use IsA() macro instead of nodeTag comparison

In copy.c, nodeTag was being compared directly, so replaced it with the
IsA() predicate macro for consistency.

Author: Shinya Kato <shinya11.kato@gmail.com>
Reviewed-by:
Discussion: https://postgr.es/m/
---
 src/backend/commands/copy.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/backend/commands/copy.c b/src/backend/commands/copy.c
index 0e92396dab7..9c51384ab92 100644
--- a/src/backend/commands/copy.c
+++ b/src/backend/commands/copy.c
@@ -488,7 +488,7 @@ defGetCopyRejectLimitOption(DefElem *def)
 				(errcode(ERRCODE_SYNTAX_ERROR),
 				 errmsg("%s requires a numeric value",
 						def->defname)));
-	else if (nodeTag(def->arg) == T_String)
+	else if (IsA(def->arg, String))
 		reject_limit = pg_strtoint64(strVal(def->arg));
 	else
 		reject_limit = defGetInt64(def);
-- 
2.47.3