From a8e133f10b8767b72127baecf5cc17c377aefe02 Mon Sep 17 00:00:00 2001
From: Sergey Malenkov <sergey.malenkov@jetbrains.com>
Date: Thu, 1 Nov 2018 13:05:23 +0300
Subject: [PATCH] EA-110062: improve error logging to understand the reason

---
 .../lang/properties/structureView/GroupByWordPrefixes.java     | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/plugins/properties/properties-psi-impl/src/com/intellij/lang/properties/structureView/GroupByWordPrefixes.java b/plugins/properties/properties-psi-impl/src/com/intellij/lang/properties/structureView/GroupByWordPrefixes.java
index a92f4f646dde..850fe8278488 100644
--- a/plugins/properties/properties-psi-impl/src/com/intellij/lang/properties/structureView/GroupByWordPrefixes.java
+++ b/plugins/properties/properties-psi-impl/src/com/intellij/lang/properties/structureView/GroupByWordPrefixes.java
@@ -75,7 +75,8 @@ public class GroupByWordPrefixes implements Grouper, Sorter {
       }
       final String text = ((IProperty) value).getUnescapedKey();
       if (text == null) continue;
-      LOG.assertTrue(text.startsWith(parentPrefix) || text.startsWith(mySeparator));
+      boolean expected = text.startsWith(parentPrefix) || text.startsWith(mySeparator);
+      if (!expected) LOG.error("unexpected text: " + text + "; parentPrefix=" + parentPrefix + "; mySeparator=" + mySeparator);
       List<String> words = StringUtil.split(text, mySeparator);
       keys.add(new Key(words, element));
     }