From 08bf51fd2a3df34f45b95338a0ea2c9f17ba4166 Mon Sep 17 00:00:00 2001
From: serso <se.solovyev@gmail.com>
Date: Sat, 9 Apr 2016 21:42:49 +0200
Subject: [PATCH] Don't exceed text length

---
 .../org/solovyev/android/calculator/view/TextHighlighter.java   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/src/main/java/org/solovyev/android/calculator/view/TextHighlighter.java b/app/src/main/java/org/solovyev/android/calculator/view/TextHighlighter.java
index 09e95ac5..dbf3a4fd 100644
--- a/app/src/main/java/org/solovyev/android/calculator/view/TextHighlighter.java
+++ b/app/src/main/java/org/solovyev/android/calculator/view/TextHighlighter.java
@@ -174,7 +174,7 @@ public class TextHighlighter implements TextProcessor<TextProcessorEditorResult,
     }
 
     private int highlightGroup(SpannableStringBuilder sb, int start, int group, int groupsCount, @Nonnull List<GroupSpan> spans) {
-        final int end = fillGroupSpans(sb, start + 1, group, groupsCount, spans);
+        final int end = Math.min(sb.length(), fillGroupSpans(sb, start + 1, group, groupsCount, spans));
         if (start + 1 < end) {
             spans.add(new GroupSpan(start + 1, end, group));
         }