Add a fallback for humanizer localization failure

osu.Game/Utils/HumanizerUtils.cs

@@ -0,0 +1,36 @@
+// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+using System;
+using System.Globalization;
+using Humanizer;
+
+namespace osu.Game.Utils
+{
+    public static class HumanizerUtils
+    {
+        /// <summary>
+        /// Humanizes a string using the system culture, then falls back if one cannot be found.
+        /// <remarks>
+        /// A localization lookup failure will throw an exception of type <see cref="ArgumentException"/>
+        /// </remarks>
+        /// </summary>
+        /// <param name="dateTimeOffset">The time to humanize.</param>
+        /// <returns>A humanized string of the given time.</returns>
+        public static string Humanize(DateTimeOffset dateTimeOffset)
+        {
+            string offset;
+
+            try
+            {
+                offset = dateTimeOffset.Humanize();
+            }
+            catch (ArgumentException)
+            {
+                offset = dateTimeOffset.Humanize(culture: new CultureInfo("en-US"));
+            }
+
+            return offset;
+        }
+    }
+}