Initial commit

lib/utils/utils.dart

@@ -0,0 +1,11 @@
+import 'package:flutter/material.dart';
+
+bool notNull(Object o) => o != null;
+
+// What is the best way to optionally include a widget in a list of children
+// https://github.com/flutter/flutter/issues/3783
+
+List<Widget> listWithoutNulls(List<Widget> children) =>
+    children.where(notNull).toList();
+
+ellipse(String s,[ int end = 4]) => s != null ? s.substring(0, end) + '...' : null;