From 754b02aa3c0611a9ab09e8bad50cd482c33d6d45 Mon Sep 17 00:00:00 2001
From: Natalia Ukhorskaya <natalia.ukhorskaya@jetbrains.com>
Date: Tue, 29 Dec 2015 19:24:42 +0300
Subject: [PATCH] Fix EA-76946 - IOOBE: LineSet.checkLineIndex: do not try to
 get line start offset for line out off document

---
 .../org/jetbrains/kotlin/idea/refactoring/jetRefactoringUtil.kt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/idea/src/org/jetbrains/kotlin/idea/refactoring/jetRefactoringUtil.kt b/idea/src/org/jetbrains/kotlin/idea/refactoring/jetRefactoringUtil.kt
index 8f2ca248587..1bd32f06a50 100644
--- a/idea/src/org/jetbrains/kotlin/idea/refactoring/jetRefactoringUtil.kt
+++ b/idea/src/org/jetbrains/kotlin/idea/refactoring/jetRefactoringUtil.kt
@@ -290,7 +290,7 @@ public class SelectionAwareScopeHighlighter(val editor: Editor) {
 
 fun PsiFile.getLineStartOffset(line: Int): Int? {
     val doc = PsiDocumentManager.getInstance(project).getDocument(this)
-    if (doc != null) {
+    if (doc != null && line <= doc.lineCount) {
         val startOffset = doc.getLineStartOffset(line)
         val element = findElementAt(startOffset) ?: return startOffset