Import YamlDotNet.

Assets/YamlDotNet/Serialization/YamlMemberAttribute.cs

@@ -0,0 +1,95 @@
+// This file is part of YamlDotNet - A .NET library for YAML.
+// Copyright (c) Antoine Aubry and contributors
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+// of the Software, and to permit persons to whom the Software is furnished to do
+// so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+using System;
+using YamlDotNet.Core;
+
+namespace YamlDotNet.Serialization
+{
+    /// <summary>
+    /// Provides special Yaml serialization instructions.
+    /// </summary>
+    [AttributeUsage(AttributeTargets.Property | AttributeTargets.Field, AllowMultiple = false)]
+    public sealed class YamlMemberAttribute : Attribute
+    {
+        /// <summary>
+        /// Decription/Comment about this property.
+        /// When set, a comment will be emitted when serializing this member.
+        /// </summary>
+        public string? Description { get; set; }
+
+        /// <summary>
+        /// Specifies that this property should be serialized as the given type, rather than using the actual runtime value's type.
+        /// </summary>
+        public Type? SerializeAs { get; set; }
+
+        /// <summary>
+        /// Specifies the order priority of this property.
+        /// </summary>
+        public int Order { get; set; }
+
+        /// <summary>
+        /// Instructs the <see cref="Deserializer"/> to use a different field name for serialization.
+        /// </summary>
+        public string? Alias { get; set; }
+
+        /// <summary>
+        /// When false, naming conventions will not be applied to this member. Defaults to true.
+        /// </summary>
+        public bool ApplyNamingConventions { get; set; }
+
+        /// <summary>
+        /// Specifies the scalar style of the property when serialized. This will only affect the serialization of scalar properties.
+        /// </summary>
+        public ScalarStyle ScalarStyle { get; set; }
+
+        private DefaultValuesHandling? defaultValuesHandling;
+
+        /// <summary>
+        /// Overrides how null and default values should be handled for this property.
+        /// </summary>
+        public DefaultValuesHandling DefaultValuesHandling
+        {
+            get => defaultValuesHandling.GetValueOrDefault();
+            set => defaultValuesHandling = value;
+        }
+
+        public bool IsDefaultValuesHandlingSpecified => defaultValuesHandling.HasValue;
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="YamlMemberAttribute" /> class.
+        /// </summary>
+        public YamlMemberAttribute()
+        {
+            ScalarStyle = ScalarStyle.Any;
+            ApplyNamingConventions = true;
+        }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="YamlMemberAttribute" /> class.
+        /// </summary>
+        /// <param name="serializeAs">Specifies that this property should be serialized as the given type, rather than using the actual runtime value's type.</param>
+        public YamlMemberAttribute(Type serializeAs) : this()
+        {
+            SerializeAs = serializeAs ?? throw new ArgumentNullException(nameof(serializeAs));
+        }
+    }
+}