From f8a8742dbee1dd3acf882159cbc615357200c57d Mon Sep 17 00:00:00 2001
From: kenji yoshida <6b656e6a69@gmail.com>
Date: Sat, 11 Apr 2026 08:20:02 +0900
Subject: [PATCH] [2.x] Format pom.xml (#9059)

---
 main/src/main/scala/sbt/Defaults.scala | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/main/src/main/scala/sbt/Defaults.scala b/main/src/main/scala/sbt/Defaults.scala
index 1b567de2c..90b9a5655 100644
--- a/main/src/main/scala/sbt/Defaults.scala
+++ b/main/src/main/scala/sbt/Defaults.scala
@@ -4289,7 +4289,9 @@ object Classpaths {
             configuration.allRepositories,
           )
         val processed = configuration.process(pomXml)
-        scala.xml.XML.save(file.getAbsolutePath, processed, "UTF-8", xmlDecl = true)
+        val printer = new scala.xml.PrettyPrinter(1000, 4)
+        val formatted = scala.xml.XML.loadString(printer.format(processed))
+        scala.xml.XML.save(file.getAbsolutePath, formatted, "UTF-8", xmlDecl = true)
         log.info("Wrote " + file.getAbsolutePath)
         file
     })