Include the debug sink file (thwarted by .gitignore)

Author: nblumhardt

CHANGES.md

@@ -1 +1 @@
-See: https://github.com/serilog/serilog-sinks-console/releases
+See: https://github.com/serilog/serilog-sinks-debug/releases

src/Serilog.Sinks.Debug/Sinks/Debug/DebugSink.cs

@@ -0,0 +1,41 @@
+// Copyright 2017 Serilog Contributors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+using System;
+using System.IO;
+using Serilog.Core;
+using Serilog.Events;
+using Serilog.Formatting;
+
+namespace Serilog.Sinks.Debug
+{
+    class DebugSink : ILogEventSink
+    {
+        readonly ITextFormatter _formatter;
+
+        public DebugSink(ITextFormatter formatter)
+        {
+            _formatter = formatter ?? throw new ArgumentNullException(nameof(formatter));
+        }
+
+        public void Emit(LogEvent logEvent)
+        {
+            using (var buffer = new StringWriter())
+            {
+                _formatter.Format(logEvent, buffer);
+                System.Diagnostics.Debug.WriteLine(buffer.ToString());
+            }
+        }
+    }
+}