add microsoft-logger-factory

Author: fembina

Sources/Falko.ZeroLogger.Microsoft.Logging/Common/Usings.cs

@@ -5,10 +5,9 @@
 global using MicrosoftLogLevel = Microsoft.Extensions.Logging.LogLevel;
 global using IMicrosoftLogger = Microsoft.Extensions.Logging.ILogger;
 global using IMicrosoftLoggerProvider = Microsoft.Extensions.Logging.ILoggerProvider;
+global using IMicrosoftLoggerFactory = Microsoft.Extensions.Logging.ILoggerFactory;
 global using MicrosoftEventIdentifier = Microsoft.Extensions.Logging.EventId;
 
 // Falko
 global using System.Logging.Logs;
 global using System.Logging.Runtimes;
-global using LogLevel = System.Logging.Logs.LogLevel;
-global using Logger = System.Logging.Loggers.Logger;

Sources/Falko.ZeroLogger.Microsoft.Logging/Factories/MicrosoftLoggerFactory.cs

@@ -0,0 +1,38 @@
+using System.Collections.Concurrent;
+using System.Logging.Loggers;
+
+namespace System.Logging.Factories;
+
+public sealed class MicrosoftLoggerFactory : IMicrosoftLoggerFactory
+{
+    private readonly ConcurrentDictionary<string, IMicrosoftLogger> _loggers = new(StringComparer.Ordinal);
+
+    private readonly LoggerRuntime _loggerRuntime;
+
+    private readonly bool _disposeLoggerRuntime;
+
+    // ReSharper disable once ConvertToPrimaryConstructor
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public MicrosoftLoggerFactory(LoggerRuntime loggerRuntime, bool disposeLoggerRuntime)
+    {
+        _loggerRuntime = loggerRuntime;
+        _disposeLoggerRuntime = disposeLoggerRuntime;
+    }
+
+    public IMicrosoftLogger CreateLogger(string categoryName)
+    {
+        return _loggers.GetOrAdd
+        (
+            categoryName,
+            static (categoryName, loggerRuntime) => new MicrosoftLogger(categoryName, loggerRuntime),
+            _loggerRuntime
+        );
+    }
+
+    public void AddProvider(IMicrosoftLoggerProvider provider) { }
+
+    public void Dispose()
+    {
+        _loggerRuntime.Dispose();
+    }
+}

Sources/Falko.ZeroLogger.Microsoft.Logging/Providers/MicrosoftLoggerProvider.cs

@@ -16,13 +16,11 @@ public MicrosoftLoggerProvider(LoggerRuntime loggerRuntime, bool disposeLoggerRu
         _disposeLoggerRuntime = disposeLoggerRuntime;
     }
 
-    [MethodImpl(MethodImplOptions.NoInlining)]
     public IMicrosoftLogger CreateLogger(string categoryName)
     {
         return new MicrosoftLogger(categoryName, _loggerRuntime);
     }
 
-    [MethodImpl(MethodImplOptions.NoInlining)]
     public void Dispose()
     {
         if (_disposeLoggerRuntime) _loggerRuntime.Dispose();