From b20f180b258fe74ef80b9b0883f6f296b7001b3c Mon Sep 17 00:00:00 2001
From: "Alexey.Sedunov" <alexey.sedunov@gmail.com>
Date: Tue, 18 Jun 2024 13:15:29 +0200
Subject: [PATCH] Improve FileViewProvider validation diagnostic

GitOrigin-RevId: 4984c0fccdc113454452ab8213788289dc672304
---
 .../com/intellij/psi/impl/file/impl/FileManagerImpl.java    | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/platform/core-impl/src/com/intellij/psi/impl/file/impl/FileManagerImpl.java b/platform/core-impl/src/com/intellij/psi/impl/file/impl/FileManagerImpl.java
index 357488150eae..41f2371b4159 100644
--- a/platform/core-impl/src/com/intellij/psi/impl/file/impl/FileManagerImpl.java
+++ b/platform/core-impl/src/com/intellij/psi/impl/file/impl/FileManagerImpl.java
@@ -623,7 +623,11 @@ public final class FileManagerImpl implements FileManager {
 
     if (shouldResurrect(viewProvider, file)) {
       viewProvider.putUserData(IN_COMA, null);
-      LOG.assertTrue(getRawCachedViewProvider(file) == viewProvider);
+      FileViewProvider cachedProvider = getRawCachedViewProvider(file);
+      LOG.assertTrue(
+        cachedProvider == viewProvider,
+        "Cached: " + cachedProvider + ", expected: " + viewProvider
+      );
 
       for (PsiFile psiFile : viewProvider.getCachedPsiFiles()) {
         // update "myPossiblyInvalidated" fields in files by calling "isValid"