From 5e14d67b837990444b646ef782dfe5f56ec5c0db Mon Sep 17 00:00:00 2001
From: peter <peter@jetbrains.com>
Date: Wed, 25 Feb 2015 08:57:37 +0100
Subject: [PATCH] assert about read action on each getDocument invocation (to
 get more exceptions)

---
 .../openapi/fileEditor/impl/FileDocumentManagerImpl.java        | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/platform/platform-impl/src/com/intellij/openapi/fileEditor/impl/FileDocumentManagerImpl.java b/platform/platform-impl/src/com/intellij/openapi/fileEditor/impl/FileDocumentManagerImpl.java
index d402808fe404..8ffec9b71430 100644
--- a/platform/platform-impl/src/com/intellij/openapi/fileEditor/impl/FileDocumentManagerImpl.java
+++ b/platform/platform-impl/src/com/intellij/openapi/fileEditor/impl/FileDocumentManagerImpl.java
@@ -166,6 +166,7 @@ public class FileDocumentManagerImpl extends FileDocumentManager implements Virt
   @Override
   @Nullable
   public Document getDocument(@NotNull final VirtualFile file) {
+    ApplicationManager.getApplication().assertReadAccessAllowed();
     DocumentEx document = (DocumentEx)getCachedDocument(file);
     if (document == null) {
       if (!file.isValid() || file.isDirectory() ||
@@ -174,7 +175,6 @@ public class FileDocumentManagerImpl extends FileDocumentManager implements Virt
         return null;
       }
 
-      ApplicationManager.getApplication().assertReadAccessAllowed();
       final CharSequence text = LoadTextUtil.loadText(file);
       synchronized (lock) {
         document = (DocumentEx)getCachedDocument(file);