From 2b8cc9dd66a2825e36c672a04a795a8689dfac9f Mon Sep 17 00:00:00 2001
From: pchmn <pchmn.dev@gmail.com>
Date: Fri, 5 May 2017 14:28:15 +0200
Subject: [PATCH] Fixed bug related with issue #7

---
 .../com/pchmn/materialchips/adapter/FilterableAdapter.java | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/library/src/main/java/com/pchmn/materialchips/adapter/FilterableAdapter.java b/library/src/main/java/com/pchmn/materialchips/adapter/FilterableAdapter.java
index 68b91519..90d536c6 100644
--- a/library/src/main/java/com/pchmn/materialchips/adapter/FilterableAdapter.java
+++ b/library/src/main/java/com/pchmn/materialchips/adapter/FilterableAdapter.java
@@ -70,6 +70,13 @@ public int compare(ChipInterface o1, ChipInterface o2) {
                 return mCollator.compare(o1.getLabel(), o2.getLabel());
             }
         };
+        // remove chips that do not have label
+        int count = 0;
+        for(ChipInterface chipInterface: chipList) {
+            if(chipInterface.getLabel() == null)
+                chipList.remove(count);
+            count++;
+        }
         sortList(chipList);
         mOriginalList.addAll(chipList);
         mChipList.addAll(chipList);