Import YamlDotNet.

Assets/YamlDotNet/Serialization/EventEmitters/ChainedEventEmitter.cs

@@ -0,0 +1,70 @@
+// 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.EventEmitters
+{
+    /// <summary>
+    /// Provided the base implementation for an IEventEmitter that is a
+    /// decorator for another IEventEmitter.
+    /// </summary>
+    public abstract class ChainedEventEmitter : IEventEmitter
+    {
+        protected readonly IEventEmitter nextEmitter;
+
+        protected ChainedEventEmitter(IEventEmitter nextEmitter)
+        {
+            this.nextEmitter = nextEmitter ?? throw new ArgumentNullException(nameof(nextEmitter));
+        }
+
+        public virtual void Emit(AliasEventInfo eventInfo, IEmitter emitter)
+        {
+            nextEmitter.Emit(eventInfo, emitter);
+        }
+
+        public virtual void Emit(ScalarEventInfo eventInfo, IEmitter emitter)
+        {
+            nextEmitter.Emit(eventInfo, emitter);
+        }
+
+        public virtual void Emit(MappingStartEventInfo eventInfo, IEmitter emitter)
+        {
+            nextEmitter.Emit(eventInfo, emitter);
+        }
+
+        public virtual void Emit(MappingEndEventInfo eventInfo, IEmitter emitter)
+        {
+            nextEmitter.Emit(eventInfo, emitter);
+        }
+
+        public virtual void Emit(SequenceStartEventInfo eventInfo, IEmitter emitter)
+        {
+            nextEmitter.Emit(eventInfo, emitter);
+        }
+
+        public virtual void Emit(SequenceEndEventInfo eventInfo, IEmitter emitter)
+        {
+            nextEmitter.Emit(eventInfo, emitter);
+        }
+    }
+}