// 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 newline string to use. Default is \r\n (CRLF).
	/// When writing, this value is always used.
	/// When reading, this value is only used if explicitly set.
	/// If not set, the parser uses one of \r\n, \r, or \n.
	/// </summary>
	[AttributeUsage(AttributeTargets.Class, AllowMultiple = false, Inherited = true)]
	public class NewLineAttribute : Attribute, IClassMapper
	{
		/// The newline string to use. Default is \r\n (CRLF).
		/// When writing, this value is always used.
		/// When reading, this value is only used if explicitly set.
		/// If not set, the parser uses one of \r\n, \r, or \n.
		public string NewLine { get; private set; }

		/// The newline string to use. Default is \r\n (CRLF).
		/// When writing, this value is always used.
		/// When reading, this value is only used if explicitly set.
		/// If not set, the parser uses one of \r\n, \r, or \n.
		public NewLineAttribute(string newLine)
		{
			NewLine = newLine;
		}

		/// <inheritdoc />
		public void ApplyTo(CsvConfiguration configuration)
		{
			configuration.NewLine = NewLine;
		}
	}
}