(#42) Validate not-null value

2021-06-27 13:14:11 +01:00 · 2021-06-27 13:14:11 +01:00 · 370f2d96f4
parent e3d38a633d
commit 370f2d96f4
1 changed files with 5 additions and 0 deletions
--- a/X10D/src/ComparableExtensions/ComparableExtensions.cs
+++ b/X10D/src/ComparableExtensions/ComparableExtensions.cs
@ -46,6 +46,11 @@ namespace X10D
        public static bool Between<T1, T2, T3>(this T1 value, T2 lower, T3 upper)
            where T1 : IComparable<T2>, IComparable<T3>
        {
+            if (value is null)
+            {
+                throw new ArgumentNullException(nameof(value));
+            }
+            
            return value.CompareTo(lower) > 0 && value.CompareTo(upper) < 0;
        }