[Group 7] Enable nullable annotations for Microsoft.Extensions.Logging.Console

src/libraries/Common/src/Extensions/Logging/NullExternalScopeProvider.cs

@@ -1,8 +1,6 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
 
-#nullable enable
-
 using System;
 
 namespace Microsoft.Extensions.Logging

src/libraries/Microsoft.Extensions.Logging.Abstractions/ref/Microsoft.Extensions.Logging.Abstractions.cs

@@ -160,7 +160,7 @@ public readonly partial struct LogEntry<TState>
         public string Category { get { throw null; } }
         public Microsoft.Extensions.Logging.EventId EventId { get { throw null; } }
         public System.Exception? Exception { get { throw null; } }
-        public System.Func<TState, System.Exception?, string>? Formatter { get { throw null; } }
+        public System.Func<TState, System.Exception?, string> Formatter { get { throw null; } }
         public Microsoft.Extensions.Logging.LogLevel LogLevel { get { throw null; } }
         public TState State { get { throw null; } }
     }

src/libraries/Microsoft.Extensions.Logging.Abstractions/src/LogEntry.cs

@@ -57,6 +57,6 @@ public LogEntry(LogLevel logLevel, string category, EventId eventId, TState stat
         /// <summary>
         /// Gets the formatter
         /// </summary>
-        public Func<TState, Exception?, string>? Formatter { get; }
+        public Func<TState, Exception?, string> Formatter { get; }
     }
 }

src/libraries/Microsoft.Extensions.Logging.Console/ref/Microsoft.Extensions.Logging.Console.cs

@@ -29,7 +29,7 @@ public abstract partial class ConsoleFormatter
     {
         protected ConsoleFormatter(string name) { }
         public string Name { get { throw null; } }
-        public abstract void Write<TState>(in Microsoft.Extensions.Logging.Abstractions.LogEntry<TState> logEntry, Microsoft.Extensions.Logging.IExternalScopeProvider scopeProvider, System.IO.TextWriter textWriter);
+        public abstract void Write<TState>(in Microsoft.Extensions.Logging.Abstractions.LogEntry<TState> logEntry, Microsoft.Extensions.Logging.IExternalScopeProvider? scopeProvider, System.IO.TextWriter textWriter);
     }
     public static partial class ConsoleFormatterNames
     {
@@ -42,7 +42,7 @@ public partial class ConsoleFormatterOptions
         public ConsoleFormatterOptions() { }
         public bool IncludeScopes { get { throw null; } set { } }
         [System.Diagnostics.CodeAnalysis.StringSyntaxAttribute("DateTimeFormat")]
-        public string TimestampFormat { get { throw null; } set { } }
+        public string? TimestampFormat { get { throw null; } set { } }
         public bool UseUtcTimestamp { get { throw null; } set { } }
     }
     [System.ObsoleteAttribute("ConsoleLoggerFormat has been deprecated.")]
@@ -58,12 +58,12 @@ public ConsoleLoggerOptions() { }
         public bool DisableColors { get { throw null; } set { } }
         [System.ObsoleteAttribute("ConsoleLoggerOptions.Format has been deprecated. Use ConsoleLoggerOptions.FormatterName instead.")]
         public Microsoft.Extensions.Logging.Console.ConsoleLoggerFormat Format { get { throw null; } set { } }
-        public string FormatterName { get { throw null; } set { } }
+        public string? FormatterName { get { throw null; } set { } }
         [System.ObsoleteAttribute("ConsoleLoggerOptions.IncludeScopes has been deprecated. Use ConsoleFormatterOptions.IncludeScopes instead.")]
         public bool IncludeScopes { get { throw null; } set { } }
         public Microsoft.Extensions.Logging.LogLevel LogToStandardErrorThreshold { get { throw null; } set { } }
         [System.ObsoleteAttribute("ConsoleLoggerOptions.TimestampFormat has been deprecated. Use ConsoleFormatterOptions.TimestampFormat instead.")]
-        public string TimestampFormat { get { throw null; } set { } }
+        public string? TimestampFormat { get { throw null; } set { } }
         [System.ObsoleteAttribute("ConsoleLoggerOptions.UseUtcTimestamp has been deprecated. Use ConsoleFormatterOptions.UseUtcTimestamp instead.")]
         public bool UseUtcTimestamp { get { throw null; } set { } }
     }
@@ -72,7 +72,7 @@ public ConsoleLoggerOptions() { }
     public partial class ConsoleLoggerProvider : Microsoft.Extensions.Logging.ILoggerProvider, Microsoft.Extensions.Logging.ISupportExternalScope, System.IDisposable
     {
         public ConsoleLoggerProvider(Microsoft.Extensions.Options.IOptionsMonitor<Microsoft.Extensions.Logging.Console.ConsoleLoggerOptions> options) { }
-        public ConsoleLoggerProvider(Microsoft.Extensions.Options.IOptionsMonitor<Microsoft.Extensions.Logging.Console.ConsoleLoggerOptions> options, System.Collections.Generic.IEnumerable<Microsoft.Extensions.Logging.Console.ConsoleFormatter> formatters) { }
+        public ConsoleLoggerProvider(Microsoft.Extensions.Options.IOptionsMonitor<Microsoft.Extensions.Logging.Console.ConsoleLoggerOptions> options, System.Collections.Generic.IEnumerable<Microsoft.Extensions.Logging.Console.ConsoleFormatter>? formatters) { }
         public Microsoft.Extensions.Logging.ILogger CreateLogger(string name) { throw null; }
         public void Dispose() { }
         public void SetScopeProvider(Microsoft.Extensions.Logging.IExternalScopeProvider scopeProvider) { }

src/libraries/Microsoft.Extensions.Logging.Console/ref/Microsoft.Extensions.Logging.Console.csproj

@@ -1,6 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <TargetFrameworks>$(NetCoreAppCurrent);$(NetCoreAppMinimum);netstandard2.0;$(NetFrameworkMinimum)</TargetFrameworks>
+    <Nullable>enable</Nullable>
     <IncludePlatformAttributes>true</IncludePlatformAttributes>
   </PropertyGroup>
 

src/libraries/Microsoft.Extensions.Logging.Console/src/ConsoleFormatter.cs

@@ -32,6 +32,6 @@ protected ConsoleFormatter(string name!!)
         /// <param name="scopeProvider">The provider of scope data.</param>
         /// <param name="textWriter">The string writer embedding ansi code for colors.</param>
         /// <typeparam name="TState">The type of the object to be written.</typeparam>
-        public abstract void Write<TState>(in LogEntry<TState> logEntry, IExternalScopeProvider scopeProvider, TextWriter textWriter);
+        public abstract void Write<TState>(in LogEntry<TState> logEntry, IExternalScopeProvider? scopeProvider, TextWriter textWriter);
     }
 }

src/libraries/Microsoft.Extensions.Logging.Console/src/ConsoleFormatterOptions.cs

@@ -23,7 +23,7 @@ public ConsoleFormatterOptions() { }
         /// Gets or sets format string used to format timestamp in logging messages. Defaults to <c>null</c>.
         /// </summary>
         [StringSyntax(StringSyntaxAttribute.DateTimeFormat)]
-        public string TimestampFormat { get; set; }
+        public string? TimestampFormat { get; set; }
 
         /// <summary>
         /// Gets or sets indication whether or not UTC timezone should be used to format timestamps in logging messages. Defaults to <c>false</c>.

src/libraries/Microsoft.Extensions.Logging.Console/src/ConsoleLogger.cs

@@ -2,6 +2,7 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 
 using System;
+using System.Diagnostics.CodeAnalysis;
 using System.IO;
 using System.Runtime.Versioning;
 using Microsoft.Extensions.Logging.Abstractions;
@@ -14,21 +15,28 @@ internal sealed class ConsoleLogger : ILogger
         private readonly string _name;
         private readonly ConsoleLoggerProcessor _queueProcessor;
 
-        internal ConsoleLogger(string name!!, ConsoleLoggerProcessor loggerProcessor)
+        internal ConsoleLogger(
+            string name!!,
+            ConsoleLoggerProcessor loggerProcessor,
+            ConsoleFormatter formatter,
+            IExternalScopeProvider? scopeProvider,
+            ConsoleLoggerOptions options)
         {
             _name = name;
             _queueProcessor = loggerProcessor;
+            Formatter = formatter;
+            ScopeProvider = scopeProvider;
+            Options = options;
         }
 
         internal ConsoleFormatter Formatter { get; set; }
-        internal IExternalScopeProvider ScopeProvider { get; set; }
-
+        internal IExternalScopeProvider? ScopeProvider { get; set; }
         internal ConsoleLoggerOptions Options { get; set; }
 
         [ThreadStatic]
-        private static StringWriter t_stringWriter;
+        private static StringWriter? t_stringWriter;
 
-        public void Log<TState>(LogLevel logLevel, EventId eventId, TState state, Exception exception, Func<TState, Exception, string> formatter)
+        public void Log<TState>(LogLevel logLevel, EventId eventId, TState state, Exception? exception, Func<TState, Exception?, string> formatter)
         {
             if (!IsEnabled(logLevel))
             {
@@ -61,6 +69,6 @@ public bool IsEnabled(LogLevel logLevel)
             return logLevel != LogLevel.None;
         }
 
-        public IDisposable BeginScope<TState>(TState state) => ScopeProvider?.Push(state) ?? NullScope.Instance;
+        public IDisposable BeginScope<TState>(TState state) where TState : notnull => ScopeProvider?.Push(state) ?? NullScope.Instance;
     }
 }

src/libraries/Microsoft.Extensions.Logging.Console/src/ConsoleLoggerOptions.cs

@@ -39,7 +39,7 @@ public ConsoleLoggerFormat Format
         /// <summary>
         /// Name of the log message formatter to use. Defaults to "simple" />.
         /// </summary>
-        public string FormatterName { get; set; }
+        public string? FormatterName { get; set; }
 
         /// <summary>
         /// Includes scopes when <see langword="true" />.
@@ -56,7 +56,7 @@ public ConsoleLoggerFormat Format
         /// Gets or sets format string used to format timestamp in logging messages. Defaults to <c>null</c>.
         /// </summary>
         [System.ObsoleteAttribute("ConsoleLoggerOptions.TimestampFormat has been deprecated. Use ConsoleFormatterOptions.TimestampFormat instead.")]
-        public string TimestampFormat { get; set; }
+        public string? TimestampFormat { get; set; }
 
         /// <summary>
         /// Gets or sets indication whether or not UTC timezone should be used to format timestamps in logging messages. Defaults to <c>false</c>.

src/libraries/Microsoft.Extensions.Logging.Console/src/ConsoleLoggerProcessor.cs

@@ -3,6 +3,7 @@
 
 using System;
 using System.Collections.Concurrent;
+using System.Diagnostics.CodeAnalysis;
 using System.Runtime.Versioning;
 using System.Threading;
 
@@ -16,11 +17,13 @@ internal class ConsoleLoggerProcessor : IDisposable
         private readonly BlockingCollection<LogMessageEntry> _messageQueue = new BlockingCollection<LogMessageEntry>(_maxQueuedMessages);
         private readonly Thread _outputThread;
 
-        public IConsole Console;
-        public IConsole ErrorConsole;
+        public IConsole Console { get; }
+        public IConsole ErrorConsole { get; }
 
-        public ConsoleLoggerProcessor()
+        public ConsoleLoggerProcessor(IConsole console, IConsole errorConsole)
         {
+            Console = console;
+            ErrorConsole = errorConsole;
             // Start Console message queue processor
             _outputThread = new Thread(ProcessLogQueue)
             {

src/libraries/Microsoft.Extensions.Logging.Console/src/ConsoleLoggerProvider.cs

@@ -4,6 +4,7 @@
 using System;
 using System.Collections.Concurrent;
 using System.Collections.Generic;
+using System.Diagnostics.CodeAnalysis;
 using System.Runtime.InteropServices;
 using System.Runtime.Versioning;
 using Microsoft.Extensions.Options;
@@ -22,7 +23,7 @@ public class ConsoleLoggerProvider : ILoggerProvider, ISupportExternalScope
         private ConcurrentDictionary<string, ConsoleFormatter> _formatters;
         private readonly ConsoleLoggerProcessor _messageQueue;
 
-        private IDisposable _optionsReloadToken;
+        private IDisposable? _optionsReloadToken;
         private IExternalScopeProvider _scopeProvider = NullExternalScopeProvider.Instance;
 
         /// <summary>
@@ -37,7 +38,7 @@ public ConsoleLoggerProvider(IOptionsMonitor<ConsoleLoggerOptions> options)
         /// </summary>
         /// <param name="options">The options to create <see cref="ConsoleLogger"/> instances with.</param>
         /// <param name="formatters">Log formatters added for <see cref="ConsoleLogger"/> insteaces.</param>
-        public ConsoleLoggerProvider(IOptionsMonitor<ConsoleLoggerOptions> options, IEnumerable<ConsoleFormatter> formatters)
+        public ConsoleLoggerProvider(IOptionsMonitor<ConsoleLoggerOptions> options, IEnumerable<ConsoleFormatter>? formatters)
         {
             _options = options;
             _loggers = new ConcurrentDictionary<string, ConsoleLogger>();
@@ -46,18 +47,19 @@ public ConsoleLoggerProvider(IOptionsMonitor<ConsoleLoggerOptions> options, IEnu
             ReloadLoggerOptions(options.CurrentValue);
             _optionsReloadToken = _options.OnChange(ReloadLoggerOptions);
 
-            _messageQueue = new ConsoleLoggerProcessor();
-
+            IConsole? console;
+            IConsole? errorConsole;
             if (DoesConsoleSupportAnsi())
             {
-                _messageQueue.Console = new AnsiLogConsole();
-                _messageQueue.ErrorConsole = new AnsiLogConsole(stdErr: true);
+                console = new AnsiLogConsole();
+                errorConsole = new AnsiLogConsole(stdErr: true);
             }
             else
             {
-                _messageQueue.Console = new AnsiParsingLogConsole();
-                _messageQueue.ErrorConsole = new AnsiParsingLogConsole(stdErr: true);
+                console = new AnsiParsingLogConsole();
+                errorConsole = new AnsiParsingLogConsole(stdErr: true);
             }
+            _messageQueue = new ConsoleLoggerProcessor(console, errorConsole);
         }
 
         [UnsupportedOSPlatformGuard("windows")]
@@ -78,7 +80,8 @@ private static bool DoesConsoleSupportAnsi()
             return (consoleMode & Interop.Kernel32.ENABLE_VIRTUAL_TERMINAL_PROCESSING) == Interop.Kernel32.ENABLE_VIRTUAL_TERMINAL_PROCESSING;
         }
 
-        private void SetFormatters(IEnumerable<ConsoleFormatter> formatters = null)
+        [MemberNotNull(nameof(_formatters))]
+        private void SetFormatters(IEnumerable<ConsoleFormatter>? formatters = null)
         {
             var cd = new ConcurrentDictionary<string, ConsoleFormatter>(StringComparer.OrdinalIgnoreCase);
 
@@ -105,7 +108,7 @@ private void SetFormatters(IEnumerable<ConsoleFormatter> formatters = null)
         // warning:  ReloadLoggerOptions can be called before the ctor completed,... before registering all of the state used in this method need to be initialized
         private void ReloadLoggerOptions(ConsoleLoggerOptions options)
         {
-            if (options.FormatterName == null || !_formatters.TryGetValue(options.FormatterName, out ConsoleFormatter logFormatter))
+            if (options.FormatterName == null || !_formatters.TryGetValue(options.FormatterName, out ConsoleFormatter? logFormatter))
             {
 #pragma warning disable CS0618
                 logFormatter = options.Format switch
@@ -130,7 +133,7 @@ private void ReloadLoggerOptions(ConsoleLoggerOptions options)
         /// <inheritdoc />
         public ILogger CreateLogger(string name)
         {
-            if (_options.CurrentValue.FormatterName == null || !_formatters.TryGetValue(_options.CurrentValue.FormatterName, out ConsoleFormatter logFormatter))
+            if (_options.CurrentValue.FormatterName == null || !_formatters.TryGetValue(_options.CurrentValue.FormatterName, out ConsoleFormatter? logFormatter))
             {
 #pragma warning disable CS0618
                 logFormatter = _options.CurrentValue.Format switch
@@ -146,14 +149,9 @@ public ILogger CreateLogger(string name)
                 }
             }
 
-            return _loggers.TryGetValue(name, out ConsoleLogger logger) ?
+            return _loggers.TryGetValue(name, out ConsoleLogger? logger) ?
                 logger :
-                _loggers.GetOrAdd(name, new ConsoleLogger(name, _messageQueue)
-                {
-                    Options = _options.CurrentValue,
-                    ScopeProvider = _scopeProvider,
-                    Formatter = logFormatter,
-                });
+                _loggers.GetOrAdd(name, new ConsoleLogger(name, _messageQueue, logFormatter, _scopeProvider, _options.CurrentValue));
         }
 
 #pragma warning disable CS0618

src/libraries/Microsoft.Extensions.Logging.Console/src/FormatterOptionsMonitor.cs

@@ -17,9 +17,9 @@ public FormatterOptionsMonitor(TOptions options)
             _options = options;
         }
 
-        public TOptions Get(string name) => _options;
+        public TOptions Get(string? name) => _options;
 
-        public IDisposable OnChange(Action<TOptions, string> listener)
+        public IDisposable? OnChange(Action<TOptions, string> listener)
         {
             return null;
         }

src/libraries/Microsoft.Extensions.Logging.Console/src/JsonConsoleFormatter.cs

@@ -3,6 +3,7 @@
 
 using System;
 using System.Collections.Generic;
+using System.Diagnostics.CodeAnalysis;
 using System.Globalization;
 using System.IO;
 using System.Runtime.InteropServices;
@@ -15,16 +16,16 @@ namespace Microsoft.Extensions.Logging.Console
 {
     internal sealed class JsonConsoleFormatter : ConsoleFormatter, IDisposable
     {
-        private IDisposable _optionsReloadToken;
+        private IDisposable? _optionsReloadToken;
 
         public JsonConsoleFormatter(IOptionsMonitor<JsonConsoleFormatterOptions> options)
-            : base (ConsoleFormatterNames.Json)
+            : base(ConsoleFormatterNames.Json)
         {
             ReloadLoggerOptions(options.CurrentValue);
             _optionsReloadToken = options.OnChange(ReloadLoggerOptions);
         }
 
-        public override void Write<TState>(in LogEntry<TState> logEntry, IExternalScopeProvider scopeProvider, TextWriter textWriter)
+        public override void Write<TState>(in LogEntry<TState> logEntry, IExternalScopeProvider? scopeProvider, TextWriter textWriter)
         {
             string message = logEntry.Formatter(logEntry.State, logEntry.Exception);
             if (logEntry.Exception == null && message == null)
@@ -34,7 +35,7 @@ public override void Write<TState>(in LogEntry<TState> logEntry, IExternalScopeP
             LogLevel logLevel = logEntry.LogLevel;
             string category = logEntry.Category;
             int eventId = logEntry.EventId.Id;
-            Exception exception = logEntry.Exception;
+            Exception? exception = logEntry.Exception;
             const int DefaultBufferSize = 1024;
             using (var output = new PooledByteBufferWriter(DefaultBufferSize))
             {
@@ -102,7 +103,7 @@ private static string GetLogLevelString(LogLevel logLevel)
             };
         }
 
-        private void WriteScopeInformation(Utf8JsonWriter writer, IExternalScopeProvider scopeProvider)
+        private void WriteScopeInformation(Utf8JsonWriter writer, IExternalScopeProvider? scopeProvider)
         {
             if (FormatterOptions.IncludeScopes && scopeProvider != null)
             {
@@ -185,10 +186,11 @@ private static void WriteItem(Utf8JsonWriter writer, KeyValuePair<string, object
             }
         }
 
-        private static string ToInvariantString(object obj) => Convert.ToString(obj, CultureInfo.InvariantCulture);
+        private static string? ToInvariantString(object? obj) => Convert.ToString(obj, CultureInfo.InvariantCulture);
 
         internal JsonConsoleFormatterOptions FormatterOptions { get; set; }
 
+        [MemberNotNull(nameof(FormatterOptions))]
         private void ReloadLoggerOptions(JsonConsoleFormatterOptions options)
         {
             FormatterOptions = options;

src/libraries/Microsoft.Extensions.Logging.Console/src/Microsoft.Extensions.Logging.Console.csproj

@@ -1,9 +1,9 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
     <TargetFrameworks>$(NetCoreAppCurrent);$(NetCoreAppMinimum);netstandard2.0;$(NetFrameworkMinimum)</TargetFrameworks>
+    <Nullable>enable</Nullable>
     <EnableDefaultItems>true</EnableDefaultItems>
-    <Nullable>annotations</Nullable>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <DefineConstants>$(DefineConstants);NO_SUPPRESS_GC_TRANSITION</DefineConstants>
     <!-- Use targeting pack references instead of granular ones in the project file. -->