From a2493cd3918043813f870809ea0fca726f65c032 Mon Sep 17 00:00:00 2001
From: Alexey Kudravtsev <cdr@intellij.com>
Date: Tue, 20 Mar 2012 12:55:36 +0400
Subject: [PATCH] do not start external ann pass on no change

---
 .../codeInsight/daemon/impl/ExternalToolPassFactory.java        | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/platform/lang-impl/src/com/intellij/codeInsight/daemon/impl/ExternalToolPassFactory.java b/platform/lang-impl/src/com/intellij/codeInsight/daemon/impl/ExternalToolPassFactory.java
index 4dec3b2a23b6..d1717395c5c5 100644
--- a/platform/lang-impl/src/com/intellij/codeInsight/daemon/impl/ExternalToolPassFactory.java
+++ b/platform/lang-impl/src/com/intellij/codeInsight/daemon/impl/ExternalToolPassFactory.java
@@ -54,7 +54,7 @@ public class ExternalToolPassFactory extends AbstractProjectComponent implements
   @Override
   @Nullable
   public TextEditorHighlightingPass createHighlightingPass(@NotNull PsiFile file, @NotNull final Editor editor) {
-    TextRange textRange = file.getTextRange();
+    TextRange textRange = FileStatusMap.getDirtyTextRange(editor, Pass.EXTERNAL_TOOLS) == null ? null : file.getTextRange();
     if (textRange == null || !externalAnnotatorsDefined(file)) {
       return null;
     }