94 lines
4.1 KiB
C#
94 lines
4.1 KiB
C#
// This file is part of YamlDotNet - A .NET library for YAML.
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// Copyright (c) Antoine Aubry and contributors
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy of
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// this software and associated documentation files (the "Software"), to deal in
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// the Software without restriction, including without limitation the rights to
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// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
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// of the Software, and to permit persons to whom the Software is furnished to do
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// so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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using System;
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using System.Globalization;
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using YamlDotNet.Core;
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using YamlDotNet.Core.Events;
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namespace YamlDotNet.Serialization.Converters
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{
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/// <summary>
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/// This represents the YAML converter entity for <see cref="DateTime"/> using the ISO-8601 standard format.
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/// </summary>
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public class DateTime8601Converter : IYamlTypeConverter
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{
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private readonly ScalarStyle scalarStyle;
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/// <summary>
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/// Initializes a new instance of the <see cref="DateTime8601Converter"/> class using the default any scalar style.
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/// </summary>
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public DateTime8601Converter()
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: this(ScalarStyle.Any)
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{
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}
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/// <summary>
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/// Initializes a new instance of the <see cref="DateTime8601Converter"/> class.
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/// </summary>
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public DateTime8601Converter(ScalarStyle scalarStyle)
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{
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this.scalarStyle = scalarStyle;
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}
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/// <summary>
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/// Gets a value indicating whether the current converter supports converting the specified type.
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/// </summary>
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/// <param name="type"><see cref="Type"/> to check.</param>
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/// <returns>Returns <c>True</c>, if the current converter supports; otherwise returns <c>False</c>.</returns>
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public bool Accepts(Type type)
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{
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return type == typeof(DateTime);
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}
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/// <summary>
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/// Reads an object's state from a YAML parser.
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/// </summary>
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/// <param name="parser"><see cref="IParser"/> instance.</param>
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/// <param name="type"><see cref="Type"/> to convert.</param>
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/// <param name="rootDeserializer">The deserializer to use to deserialize complex types.</param>
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/// <returns>Returns the <see cref="DateTime"/> instance converted.</returns>
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/// <remarks>On deserializing, all formats in the list are used for conversion.</remarks>
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public object ReadYaml(IParser parser, Type type, ObjectDeserializer rootDeserializer)
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{
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var value = parser.Consume<Scalar>().Value;
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var result = DateTime.ParseExact(value, "O", CultureInfo.InvariantCulture, DateTimeStyles.RoundtripKind);
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return result;
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}
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/// <summary>
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/// Writes the specified object's state to a YAML emitter.
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/// </summary>
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/// <param name="emitter"><see cref="IEmitter"/> instance.</param>
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/// <param name="value">Value to write.</param>
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/// <param name="type"><see cref="Type"/> to convert.</param>
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/// <param name="serializer">A serializer to serializer complext objects.</param>
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/// <remarks>On serializing, the first format in the list is used.</remarks>
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public void WriteYaml(IEmitter emitter, object? value, Type type, ObjectSerializer serializer)
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{
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var formatted = ((DateTime)value!).ToString("O", CultureInfo.InvariantCulture);
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emitter.Emit(new Scalar(AnchorName.Empty, TagName.Empty, formatted, scalarStyle, true, false));
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}
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}
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}
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