Introduce code analysis, clean up code to comply

.editorconfig

@@ -0,0 +1,139 @@
+[*.cs]
+
+# SA1200: Using directives should be placed correctly
+dotnet_diagnostic.SA1200.severity = none
+
+# SA1600: Elements should be documented
+dotnet_diagnostic.SA1600.severity = none
+
+# SA1400: Access modifier should be declared
+dotnet_diagnostic.SA1400.severity = none
+
+# SA1633: File should have header
+dotnet_diagnostic.SA1633.severity = none
+
+# SA1101: Prefix local calls with this
+dotnet_diagnostic.SA1101.severity = none
+
+# SA1201: Elements should appear in the correct order
+dotnet_diagnostic.SA1201.severity = none
+
+# SA1204: Static elements should appear before instance elements
+dotnet_diagnostic.SA1204.severity = none
+
+# SA1602: Enumeration items should be documented
+dotnet_diagnostic.SA1602.severity = none
+
+# CA1303: Do not pass literals as localized parameters
+dotnet_diagnostic.CA1303.severity = none
+
+# SA0001: XML comment analysis is disabled due to project configuration
+dotnet_diagnostic.SA0001.severity = none
+
+# WTG1001: Do not use the 'private' keyword.
+dotnet_diagnostic.WTG1001.severity = warning
+
+# WTG1002: Use the 'var' keyword instead of an explicit type where possible.
+dotnet_diagnostic.WTG1002.severity = warning
+
+# WTG1003: Do not leave whitespace on the end of the line.
+dotnet_diagnostic.WTG1003.severity = warning
+
+# WTG1004: Indent with tabs rather than spaces.
+dotnet_diagnostic.WTG1004.severity = none
+
+# WTG1005: Use consistent line endings.
+dotnet_diagnostic.WTG1005.severity = warning
+
+# WTG1006: Do not use the 'internal' keyword for non-nested type definitions.
+dotnet_diagnostic.WTG1006.severity = warning
+
+# WTG1007: Do not compare bool to a constant value.
+dotnet_diagnostic.WTG1007.severity = warning
+
+# WTG1008: Do not compare bool to a constant value in an expression.
+dotnet_diagnostic.WTG1008.severity = warning
+
+# WTG1009: Using directives must be ordered by kind.
+dotnet_diagnostic.WTG1009.severity = warning
+
+# WTG1010: Use the 'var' keyword instead of an explicit type where possible.
+dotnet_diagnostic.WTG1010.severity = warning
+
+# WTG1011: Use the 'var' keyword once when deconstructing an object.
+dotnet_diagnostic.WTG1011.severity = warning
+
+# WTG1012: Use the 'var' keyword instead of an explicit type where possible.
+dotnet_diagnostic.WTG1012.severity = warning
+
+# WTG1013: Don't use tuple types in public interfaces.
+dotnet_diagnostic.WTG1013.severity = warning
+
+# WTG1014: Don't nest conditional operators.
+dotnet_diagnostic.WTG1014.severity = warning
+
+# WTG1015: Conditional operators should not have multiline values.
+dotnet_diagnostic.WTG1015.severity = warning
+
+# WTG1016: Avoid the discard-coalesce-throw pattern.
+dotnet_diagnostic.WTG1016.severity = warning
+
+# WTG1017: Don't define variables that could be confused with discards.
+dotnet_diagnostic.WTG1017.severity = warning
+
+# WTG2001: Do not use ConfigureAwait from an async void method.
+dotnet_diagnostic.WTG2001.severity = warning
+
+# WTG2002: Avoid conditional compilation based on DEBUG.
+dotnet_diagnostic.WTG2002.severity = warning
+
+# WTG2003: Flags enums should specify explicit values.
+dotnet_diagnostic.WTG2003.severity = warning
+
+# WTG2004: This project does not use Code Contracts.
+dotnet_diagnostic.WTG2004.severity = warning
+
+# WTG2005: Use Correct Emit Overload
+dotnet_diagnostic.WTG2005.severity = warning
+
+# WTG2006: Do not pass the Compiled option into static methods on Regex.
+dotnet_diagnostic.WTG2006.severity = warning
+
+# WTG3001: Remove orphaned suppressions.
+dotnet_diagnostic.WTG3001.severity = warning
+
+# WTG3002: Prefer direct member access over linq.
+dotnet_diagnostic.WTG3002.severity = warning
+
+# WTG3003: Prefer direct member access over linq in an expression.
+dotnet_diagnostic.WTG3003.severity = warning
+
+# WTG3004: Prefer Array.Empty<T>() over creating a new empty array.
+dotnet_diagnostic.WTG3004.severity = warning
+
+# WTG3005: Don't call ToString() on a string.
+dotnet_diagnostic.WTG3005.severity = warning
+
+# WTG3006: Prefer nameof over calling ToString on an enum literal.
+dotnet_diagnostic.WTG3006.severity = warning
+
+# WTG3007: Overrides should not simply call base.
+dotnet_diagnostic.WTG3007.severity = warning
+
+# WTG3008: Do not compare value types with null.
+dotnet_diagnostic.WTG3008.severity = warning
+
+# WTG3009: Prefer Task.CompletedTask when applicable.
+dotnet_diagnostic.WTG3009.severity = warning
+
+# WTG3010: Don't await a trivially completed task.
+dotnet_diagnostic.WTG3010.severity = warning
+
+# WTG3101: Do not nest regions.
+dotnet_diagnostic.WTG3101.severity = warning
+
+# WTG3102: Regions should not split structures.
+dotnet_diagnostic.WTG3102.severity = warning
+
+# WTG3103: Conditional compilation directives should not split structures.
+dotnet_diagnostic.WTG3103.severity = warning

Notepad.Extensions.Logging.FunctionalTest/Notepad.Extensions.Logging.FunctionalTest.csproj

@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
@@ -6,8 +6,20 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="Microsoft.CodeAnalysis.FxCopAnalyzers" Version="3.0.0">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="3.1.4" />
     <PackageReference Include="Microsoft.Extensions.Logging.Console" Version="3.1.4" />
+    <PackageReference Include="StyleCop.Analyzers" Version="1.1.118">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+    <PackageReference Include="WTG.Analyzers" Version="2.10.0">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
   </ItemGroup>
 
   <ItemGroup>

Notepad.Extensions.Logging.FunctionalTest/Program.cs

@@ -6,13 +6,13 @@ namespace Notepad.Extensions.Logging.FunctionalTest
 {
     class Program
     {
-        static void Main(string[] args)
+        static void Main()
         {
             var sc = new ServiceCollection();
             sc.AddLogging(lb =>
             {
                 lb.AddConsole();
-                lb.AddNotepad();
+                lb.AddNotepad(o => o.WindowName = "mylog - Notepad++");
             });
 
             var sp = sc.BuildServiceProvider();
@@ -29,7 +29,7 @@ namespace Notepad.Extensions.Logging.FunctionalTest
             {
                 throw new InvalidOperationException("Wheeeeeeee");
             }
-            catch (Exception ex)
+            catch (InvalidOperationException ex)
             {
                 return ex;
             }

Notepad.Extensions.Logging.sln

@@ -3,9 +3,14 @@ Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio Version 16
 VisualStudioVersion = 16.0.30114.105
 MinimumVisualStudioVersion = 10.0.40219.1
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Notepad.Extensions.Logging", "Notepad.Extensions.Logging\Notepad.Extensions.Logging.csproj", "{859E3EAB-04EB-42EE-86B2-A6FE90D71731}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Notepad.Extensions.Logging", "Notepad.Extensions.Logging\Notepad.Extensions.Logging.csproj", "{859E3EAB-04EB-42EE-86B2-A6FE90D71731}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Notepad.Extensions.Logging.FunctionalTest", "Notepad.Extensions.Logging.FunctionalTest\Notepad.Extensions.Logging.FunctionalTest.csproj", "{82E1E9EF-9284-4E7B-B350-0318F9B7B411}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Notepad.Extensions.Logging.FunctionalTest", "Notepad.Extensions.Logging.FunctionalTest\Notepad.Extensions.Logging.FunctionalTest.csproj", "{82E1E9EF-9284-4E7B-B350-0318F9B7B411}"
+EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{1B0EB23C-7148-453B-BC03-AD132DF7E13B}"
+	ProjectSection(SolutionItems) = preProject
+		.editorconfig = .editorconfig
+	EndProjectSection
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution

Notepad.Extensions.Logging/LoggingBuilderExtensions.cs

@@ -1,9 +1,8 @@
-using Microsoft.Extensions.DependencyInjection;
+using System;
+using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.DependencyInjection.Extensions;
 using Microsoft.Extensions.Logging.Configuration;
-using Microsoft.Extensions.Options;
 using Notepad.Extensions.Logging;
-using System;
 
 namespace Microsoft.Extensions.Logging
 {
@@ -11,6 +10,11 @@ namespace Microsoft.Extensions.Logging
     {
         public static ILoggingBuilder AddNotepad(this ILoggingBuilder builder)
         {
+            if (builder is null)
+            {
+                throw new ArgumentNullException(nameof(builder));
+            }
+
             builder.AddConfiguration();
 
             builder.Services.TryAddEnumerable(ServiceDescriptor.Singleton<ILoggerProvider, NotepadLoggerProvider>());
@@ -20,10 +24,16 @@ namespace Microsoft.Extensions.Logging
 
         public static ILoggingBuilder AddNotepad(this ILoggingBuilder builder, Action<NotepadLoggerOptions> configure)
         {
-            if (configure == null)
+            if (builder is null)
+            {
+                throw new ArgumentNullException(nameof(builder));
+            }
+
+            if (configure is null)
             {
                 throw new ArgumentNullException(nameof(configure));
             }
+
             AddNotepad(builder);
             builder.Services.Configure(configure);
             return builder;

Notepad.Extensions.Logging/NativeMethods.cs

@@ -27,7 +27,7 @@ namespace Notepad.Extensions.Logging
         [DllImport("user32.dll")]
         public static extern bool EnumWindows(EnumWindowsDelegate lpEnumFunc, object lParam);
 
-        [DllImport("User32.dll")]
+        [DllImport("User32.dll", CharSet = CharSet.Unicode)]
         public static extern int GetWindowText(IntPtr hWndParent, StringBuilder sb, int maxCount);
 
         [DllImport("kernel32.dll", SetLastError = true)]

Notepad.Extensions.Logging/Notepad.Extensions.Logging.csproj

@@ -15,9 +15,25 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <None Include="..\.editorconfig" Link=".editorconfig" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.CodeAnalysis.FxCopAnalyzers" Version="3.0.0">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
     <PackageReference Include="Microsoft.Extensions.Logging" Version="3.1.4" />
     <PackageReference Include="Microsoft.Extensions.Logging.Configuration" Version="3.1.4" />
     <PackageReference Include="Microsoft.Extensions.ObjectPool" Version="3.1.4" />
+    <PackageReference Include="StyleCop.Analyzers" Version="1.1.118">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+    <PackageReference Include="WTG.Analyzers" Version="2.10.0">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
   </ItemGroup>
 
 </Project>

Notepad.Extensions.Logging/NotepadLogger.cs

@@ -77,7 +77,6 @@ namespace Notepad.Extensions.Logging
             {
                 stringBuilderPool.Return(builder);
             }
-        }
 
             static string GetLogLevelString(LogLevel logLevel) => logLevel switch
             {
@@ -89,6 +88,7 @@ namespace Notepad.Extensions.Logging
                 LogLevel.Critical => "crit",
                 _ => throw new ArgumentOutOfRangeException(nameof(logLevel)),
             };
+        }
 
         void WriteToNotepad(string message)
         {
@@ -104,15 +104,13 @@ namespace Notepad.Extensions.Logging
             }
         }
 
-        unsafe static void WriteToNotepadPlusPlus(IntPtr hwnd, string message)
+        static void WriteToNotepadPlusPlus(IntPtr hwnd, string message)
         {
             var dataLength = Encoding.UTF8.GetByteCount(message);
 
-            //
             // HERE BE DRAGONS
             // We need to copy the message into Notepad++'s memory so that it can read it.
             // Look away now, before its too late.
-            // 
 
             /* unused thread ID */ _ = GetWindowThreadProcessId(hwnd, out var remoteProcessId);
             using var remoteProcess = Process.GetProcessById(remoteProcessId);
@@ -129,7 +127,7 @@ namespace Notepad.Extensions.Logging
                 {
                     var idx = Encoding.UTF8.GetBytes(message, 0, message.Length, data, 0);
 
-                    WriteProcessMemory(remoteProcess.Handle, mem, data, (IntPtr)dataLength, out var bytesWritten);
+                    _ = WriteProcessMemory(remoteProcess.Handle, mem, data, (IntPtr)dataLength, out var bytesWritten);
                     SendMessage(hwnd, SCI_ADDTEXT, (IntPtr)dataLength, mem);
                 }
                 finally

Notepad.Extensions.Logging/NotepadLoggerProvider.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Diagnostics.CodeAnalysis;
 using System.Text;
 using Microsoft.Extensions.Logging;
 using Microsoft.Extensions.ObjectPool;
@@ -7,8 +8,23 @@ using Microsoft.Extensions.Options;
 namespace Notepad.Extensions.Logging
 {
     [ProviderAlias("Notepad")]
+    [SuppressMessage("Microsoft.Performance", "CA1812:AvoidUninstantiatedInternalClasses", Justification = "Instantiated via DI container")]
     class NotepadLoggerProvider : ILoggerProvider
     {
+        public NotepadLoggerProvider(IOptionsMonitor<NotepadLoggerOptions> options)
+            : this()
+        {
+            // Filter would be applied on LoggerFactory level
+            optionsReloadToken = options.OnChange(ReloadLoggerOptions);
+            ReloadLoggerOptions(options.CurrentValue);
+        }
+
+        public NotepadLoggerProvider(NotepadLoggerOptions options)
+            : this()
+        {
+            this.options = options;
+        }
+
         NotepadLoggerProvider()
         {
             var poolProvider = new DefaultObjectPoolProvider();
@@ -16,17 +32,6 @@ namespace Notepad.Extensions.Logging
             windowFinder = new WindowFinder();
         }
 
-        public NotepadLoggerProvider(IOptionsMonitor<NotepadLoggerOptions> options) : this()
-        {
-            // Filter would be applied on LoggerFactory level
-            optionsReloadToken = options.OnChange(ReloadLoggerOptions);
-            ReloadLoggerOptions(options.CurrentValue);
-        }
-
-        public NotepadLoggerProvider(NotepadLoggerOptions options) : this()
-        {
-            this.options = options;
-        }
         readonly ObjectPool<StringBuilder> stringBuilderPool;
         readonly IWindowFinder windowFinder;
         readonly IDisposable optionsReloadToken;

Notepad.Extensions.Logging/WindowEnumerationState.cs

@@ -15,8 +15,10 @@ namespace Notepad.Extensions.Logging
         readonly StringBuilder sb;
 
         public IntPtr Handle { get; private set; }
+
         public WindowKind WindowKind { get; private set; }
-        public string WindowName { get; internal set; }
+
+        public string WindowName { get; set; }
 
         public void Reset()
         {
@@ -46,6 +48,7 @@ namespace Notepad.Extensions.Logging
             {
                 return false;
             }
+
             return true;
         }
 
@@ -57,7 +60,7 @@ namespace Notepad.Extensions.Logging
             {
                 if (WindowName.Equals(titleText, StringComparison.Ordinal))
                 {
-                    WindowKind = titleText.EndsWith(" - Notepad++") ? WindowKind.NotepadPlusPlus : WindowKind.Notepad;
+                    WindowKind = titleText.EndsWith(" - Notepad++", StringComparison.Ordinal) ? WindowKind.NotepadPlusPlus : WindowKind.Notepad;
                 }
             }
             else if (titleText.Equals("Untitled - Notepad", StringComparison.Ordinal))

Notepad.Extensions.Logging/WindowInfo.cs

@@ -11,6 +11,7 @@ namespace Notepad.Extensions.Logging
         }
 
         public WindowKind Kind { get; }
+
         public IntPtr Handle { get; }
     }
 }

Notepad.Extensions.Logging/WindowKind.cs

@@ -4,6 +4,6 @@
     {
         Invalid,
         Notepad,
-        NotepadPlusPlus
+        NotepadPlusPlus,
     }
 }