From 0dd410a5bb40475548470c8ae1aa07169be5de2e Mon Sep 17 00:00:00 2001
From: Vyacheslav Gerasimov <vyacheslav.gerasimov@jetbrains.com>
Date: Fri, 24 Aug 2018 22:16:31 +0300
Subject: [PATCH] Make `CommandAdapter.beforeCommandFinished` override
 compatible with 183 platform

---
 .../jetbrains/kotlin/idea/refactoring/kotlinRefactoringUtil.kt  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/idea/src/org/jetbrains/kotlin/idea/refactoring/kotlinRefactoringUtil.kt b/idea/src/org/jetbrains/kotlin/idea/refactoring/kotlinRefactoringUtil.kt
index f505819cb07..bd74ef1fc2a 100644
--- a/idea/src/org/jetbrains/kotlin/idea/refactoring/kotlinRefactoringUtil.kt
+++ b/idea/src/org/jetbrains/kotlin/idea/refactoring/kotlinRefactoringUtil.kt
@@ -726,7 +726,7 @@ internal abstract class CompositeRefactoringRunner(
 fun invokeOnceOnCommandFinish(action: () -> Unit) {
     val commandProcessor = CommandProcessor.getInstance()
     val listener = object : CommandAdapter() {
-        override fun beforeCommandFinished(event: CommandEvent?) {
+        override fun beforeCommandFinished(event: CommandEvent) {
             action()
             commandProcessor.removeCommandListener(this)
         }