From f9835824621f3dad360cdc1d480d8d19e94de9b8 Mon Sep 17 00:00:00 2001
From: "Maxim.Mossienko" <Maxim.Mossienko@jetbrains.com>
Date: Fri, 25 May 2018 22:29:37 +0200
Subject: [PATCH] simpler code to avoid performance regression (IDEA-192192)

---
 .../com/intellij/util/indexing/FileBasedIndexImpl.java    | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/platform/lang-impl/src/com/intellij/util/indexing/FileBasedIndexImpl.java b/platform/lang-impl/src/com/intellij/util/indexing/FileBasedIndexImpl.java
index de9c083ecbd0..9468cb81851a 100644
--- a/platform/lang-impl/src/com/intellij/util/indexing/FileBasedIndexImpl.java
+++ b/platform/lang-impl/src/com/intellij/util/indexing/FileBasedIndexImpl.java
@@ -302,9 +302,11 @@ public class FileBasedIndexImpl extends FileBasedIndex implements BaseComponent,
   @Override
   public void requestReindex(@NotNull final VirtualFile file) {
     ((GistManagerImpl)GistManager.getInstance()).invalidateData();
-    // this is the same vfs event handling sequence that is produces after events of FileContentUtilCore.reparseFiles
-    myChangedFilesCollector.invalidateIndicesRecursively(file, false);
-    myChangedFilesCollector.buildIndicesForFileRecursively(file, false);
+    // todo: this is the same vfs event handling sequence that is produces after events of FileContentUtilCore.reparseFiles
+    // but it is more costly than current code, see IDEA-192192
+    //myChangedFilesCollector.invalidateIndicesRecursively(file, false);
+    //myChangedFilesCollector.buildIndicesForFileRecursively(file, false);
+    myChangedFilesCollector.invalidateIndicesRecursively(file, true);
     if (myInitialized) myChangedFilesCollector.ensureUpToDateAsync();
   }