Fixed crash

Author: anton-knyazev

omegarecyclerviewlibs/src/main/java/com/omega_r/libs/omegarecyclerview/item_decoration/SpaceItemDecoration.java

@@ -24,10 +24,10 @@ void getItemOffset(@NonNull Rect outRect, @NonNull RecyclerView parent,
         if (isShowBeginDivider() || countBeginEndPositions <= position) helper.setStart(outRect, space);
         if (isShowEndDivider() && position == itemCount - countBeginEndPositions) helper.setEnd(outRect, space);
 
-        if (position % countBeginEndPositions != 0 || isShowBeginDivider()) helper.setOtherStart(outRect, space);
-        if (position / (countBeginEndPositions - 1) > 0 && isShowEndDivider()) helper.setOtherEnd(outRect, space);
-
-
+        if (countBeginEndPositions > 1) {
+            if (position % countBeginEndPositions != 0 || isShowBeginDivider()) helper.setOtherStart(outRect, space);
+            if (position / (countBeginEndPositions - 1) > 0 && isShowEndDivider()) helper.setOtherEnd(outRect, space);
+        }
     }
 
     private int getCountBeginEndPositions(RecyclerView recyclerView) {