1 files changed, 27 insertions, 0 deletions
diff --git a/ThirdParty/CsvHelper-master/src/CsvHelper/Configuration/Attributes/OptionalAttribute.cs b/ThirdParty/CsvHelper-master/src/CsvHelper/Configuration/Attributes/OptionalAttribute.cs
new file mode 100644
index 0000000..5348c85
--- /dev/null
+++ b/ThirdParty/CsvHelper-master/src/CsvHelper/Configuration/Attributes/OptionalAttribute.cs
@@ -0,0 +1,27 @@
+// Copyright 2009-2022 Josh Close
+// This file is a part of CsvHelper and is dual licensed under MS-PL and Apache 2.0.
+// See LICENSE.txt for details or visit http://www.opensource.org/licenses/ms-pl.html for MS-PL and http://opensource.org/licenses/Apache-2.0 for Apache 2.0.
+// https://github.com/JoshClose/CsvHelper
+using System;
+
+namespace CsvHelper.Configuration.Attributes
+{
+	/// <summary>
+	/// Ignore the member when reading if no matching field name can be found.
+	/// </summary>
+	[AttributeUsage(AttributeTargets.Property | AttributeTargets.Field | AttributeTargets.Parameter, AllowMultiple = false, Inherited = true)]
+	public class OptionalAttribute : Attribute, IMemberMapper, IParameterMapper
+	{
+		/// <inheritdoc />
+		public void ApplyTo(MemberMap memberMap)
+		{
+			memberMap.Data.IsOptional = true;
+		}
+
+		/// <inheritdoc />
+		public void ApplyTo(ParameterMap parameterMap)
+		{
+			parameterMap.Data.IsOptional = true;
+		}
+	}
+}