From 70a44ccc679c5bda8b81c8aa12bf48e04a2c3def Mon Sep 17 00:00:00 2001
From: Sebastian Sellmair <sebastian.sellmair@jetbrains.com>
Date: Thu, 16 Feb 2023 10:19:44 +0100
Subject: [PATCH] [Gradle] ExtraPropertiesExtension.getOrPut: Use
 `castIsolatedKotlinPluginClassLoaderAware`

To provide better error messages for users when this function
fails due to isolated classpaths

... for KT-56712
---
 .../org/jetbrains/kotlin/gradle/utils/extraProperties.kt       | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/utils/extraProperties.kt b/libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/utils/extraProperties.kt
index 2e60c296fea..fffe948550d 100644
--- a/libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/utils/extraProperties.kt
+++ b/libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/utils/extraProperties.kt
@@ -13,7 +13,8 @@ internal inline fun <reified T : Any> ExtraPropertiesExtension.getOrPut(key: Str
         if (!has(key)) {
             set(key, provideValue())
         }
-        get(key) as T
+        val value = get(key) ?: throw NullPointerException("Null extra in for $key")
+        value.castIsolatedKotlinPluginClassLoaderAware()
     }
 }