From 2a1cd4fda8a4a8e649910d16b4dfa1ce7ae63543 Mon Sep 17 00:00:00 2001
From: chai <215380520@qq.com>
Date: Fri, 12 May 2023 09:24:40 +0800
Subject: *misc

---
 .../Attributes/NullValuesAttribute.cs              | 52 ++++++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 ThirdParty/CsvHelper-master/src/CsvHelper/Configuration/Attributes/NullValuesAttribute.cs

(limited to 'ThirdParty/CsvHelper-master/src/CsvHelper/Configuration/Attributes/NullValuesAttribute.cs')

diff --git a/ThirdParty/CsvHelper-master/src/CsvHelper/Configuration/Attributes/NullValuesAttribute.cs b/ThirdParty/CsvHelper-master/src/CsvHelper/Configuration/Attributes/NullValuesAttribute.cs
new file mode 100644
index 0000000..8c87e28
--- /dev/null
+++ b/ThirdParty/CsvHelper-master/src/CsvHelper/Configuration/Attributes/NullValuesAttribute.cs
@@ -0,0 +1,52 @@
+// 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>
+	/// The string values used to represent null when converting.
+	/// </summary>
+	[AttributeUsage(AttributeTargets.Property | AttributeTargets.Field | AttributeTargets.Parameter, AllowMultiple = false, Inherited = true)]
+	public class NullValuesAttribute : Attribute, IMemberMapper, IParameterMapper
+	{
+		/// <summary>
+		/// Gets the null values.
+		/// </summary>
+		public string[] NullValues { get; private set; }
+
+		/// <summary>
+		/// The string values used to represent null when converting.
+		/// </summary>
+		/// <param name="nullValue">The null values.</param>
+		public NullValuesAttribute(string nullValue)
+		{
+			NullValues = new string[] { nullValue };
+		}
+
+		/// <summary>
+		/// The string values used to represent null when converting.
+		/// </summary>
+		/// <param name="nullValues">The null values.</param>
+		public NullValuesAttribute(params string[] nullValues)
+		{
+			NullValues = nullValues;
+		}
+
+		/// <inheritdoc />
+		public void ApplyTo(MemberMap memberMap)
+		{
+			memberMap.Data.TypeConverterOptions.NullValues.Clear();
+			memberMap.Data.TypeConverterOptions.NullValues.AddRange(NullValues);
+		}
+
+		/// <inheritdoc />
+		public void ApplyTo(ParameterMap parameterMap)
+		{
+			parameterMap.Data.TypeConverterOptions.NullValues.Clear();
+			parameterMap.Data.TypeConverterOptions.NullValues.AddRange(NullValues);
+		}
+	}
+}
-- 
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