EnumGuard for better exception throwing when code have not handled enum values

EnumGuard.cs

using System;
using JetBrains.Annotations;

public class EnumGuard
{
    [Pure]
    public static ArgumentOutOfRangeException CreateMissingEnumException<T>(string paramName, T value)
        where T : struct
    {
        return new ArgumentOutOfRangeException(
            paramName,
            value,
            $"Enum '{typeof(T).Name}' has invalid value '{value}'");
    }

    [Pure]
    public static ArgumentOutOfRangeException CreateMissingEnumException<T>(string paramName, T? value)
        where T : struct
    {
        return new ArgumentOutOfRangeException(
            paramName,
            value,
            $"Nullable enum '{typeof(T).Name}' has invalid value '{value}'");
    }
}