From a7619de93f335e98d14a1775594bd125ff9a970b Mon Sep 17 00:00:00 2001
From: "Alexander.Kirsanov" <alexander.kirsanov@jetbrains.com>
Date: Mon, 13 Feb 2017 16:48:35 +0300
Subject: [PATCH] Add additional checks for document length in ConsoleViewImpl,
 don't run filters if the document is empty. Fixed
 highlightHyperlinksAndFoldings work for one-liners (RIDER-4390)

---
 .../src/com/intellij/execution/impl/ConsoleViewImpl.java     | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/platform/lang-impl/src/com/intellij/execution/impl/ConsoleViewImpl.java b/platform/lang-impl/src/com/intellij/execution/impl/ConsoleViewImpl.java
index 718d22d2220e..2f60a1ef7959 100644
--- a/platform/lang-impl/src/com/intellij/execution/impl/ConsoleViewImpl.java
+++ b/platform/lang-impl/src/com/intellij/execution/impl/ConsoleViewImpl.java
@@ -938,7 +938,10 @@ public class ConsoleViewImpl extends JPanel implements ConsoleView, ObservableCo
     if (!canHighlightHyperlinks && myUpdateFoldingsEnabled) {
       return;
     }
-    int endLine = myEditor.getDocument().getLineCount() - 1;
+    DocumentEx document = myEditor.getDocument();
+    if (document.getTextLength() == 0) return;
+
+    int endLine = Math.max(0, document.getLineCount() - 1);
 
     if (canHighlightHyperlinks) {
       myHyperlinks.highlightHyperlinks(myFilters, startLine, endLine);