Port UseAutoProperty analyzer and tests to shared layer.

Porting the code fix is blocked by #43091

src/Analyzers/CSharp/Analyzers/CSharpAnalyzers.projitems

@@ -35,6 +35,7 @@
     <Compile Include="$(MSBuildThisFileDirectory)PopulateSwitch\CSharpPopulateSwitchStatementDiagnosticAnalyzer.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)RemoveUnreachableCode\CSharpRemoveUnreachableCodeDiagnosticAnalyzer.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)RemoveUnreachableCode\RemoveUnreachableCodeHelpers.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)UseAutoProperty\CSharpUseAutoPropertyAnalyzer.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)UseCoalesceExpression\CSharpUseCoalesceExpressionDiagnosticAnalyzer.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)UseCoalesceExpression\CSharpUseCoalesceExpressionForNullableDiagnosticAnalyzer.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)UseCompoundAssignment\CSharpUseCompoundAssignmentDiagnosticAnalyzer.cs" />

src/Analyzers/CSharp/Tests/CSharpAnalyzers.UnitTests.projitems

@@ -21,6 +21,7 @@
     <Compile Include="$(MSBuildThisFileDirectory)OrderModifiers\OrderModifiersCompilerErrorTests.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)OrderModifiers\OrderModifiersTests.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)RemoveUnreachableCode\RemoveUnreachableCodeTests.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)UseAutoProperty\UseAutoPropertyTests.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)UseCoalesceExpression\UseCoalesceExpressionForNullableTests.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)UseCoalesceExpression\UseCoalesceExpressionTests.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)UseCompoundAssignment\UseCompoundAssignmentTests.cs" />

src/EditorFeatures/CSharpTest/UseAutoProperty/UseAutoPropertyTests.cs → src/Analyzers/CSharp/Tests/UseAutoProperty/UseAutoPropertyTests.cs

@@ -18,7 +18,7 @@ namespace Microsoft.CodeAnalysis.Editor.CSharp.UnitTests.UseAutoProperty
     public class UseAutoPropertyTests : AbstractCSharpDiagnosticProviderBasedUserDiagnosticTest
     {
         internal override (DiagnosticAnalyzer, CodeFixProvider) CreateDiagnosticProviderAndFixer(Workspace workspace)
-            => (new CSharpUseAutoPropertyAnalyzer(), new CSharpUseAutoPropertyCodeFixProvider());
+            => (new CSharpUseAutoPropertyAnalyzer(), GetCSharpUseAutoPropertyCodeFixProvider());
 
         [Fact, Trait(Traits.Feature, Traits.Features.CodeActionsUseAutoProperty)]
         public async Task TestSingleGetterFromField()

src/Analyzers/Core/Analyzers/Analyzers.projitems

@@ -47,6 +47,7 @@
     <Compile Include="$(MSBuildThisFileDirectory)RemoveUnusedParametersAndValues\AbstractRemoveUnusedParametersAndValuesDiagnosticAnalyzer.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)RemoveUnusedParametersAndValues\AbstractRemoveUnusedParametersAndValuesDiagnosticAnalyzer.SymbolStartAnalyzer.BlockAnalyzer.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)RemoveUnusedParametersAndValues\AbstractRemoveUnusedParametersAndValuesDiagnosticAnalyzer.SymbolStartAnalyzer.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)UseAutoProperty\AbstractUseAutoPropertyAnalyzer.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)UseCoalesceExpression\AbstractUseCoalesceExpressionDiagnosticAnalyzer.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)UseCoalesceExpression\AbstractUseCoalesceExpressionForNullableDiagnosticAnalyzer.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)UseCollectionInitializer\AbstractObjectCreationExpressionAnalyzer.cs" />

src/Features/Core/Portable/UseAutoProperty/AbstractUseAutoPropertyAnalyzer.cs → src/Analyzers/Core/Analyzers/UseAutoProperty/AbstractUseAutoPropertyAnalyzer.cs

@@ -20,8 +20,8 @@ internal abstract class AbstractUseAutoPropertyAnalyzer<
         where TExpression : SyntaxNode
     {
         private static readonly LocalizableString s_title =
-            new LocalizableResourceString(nameof(FeaturesResources.Use_auto_property),
-                FeaturesResources.ResourceManager, typeof(FeaturesResources));
+            new LocalizableResourceString(nameof(AnalyzersResources.Use_auto_property),
+                AnalyzersResources.ResourceManager, typeof(AnalyzersResources));
 
         protected AbstractUseAutoPropertyAnalyzer()
             : base(IDEDiagnosticIds.UseAutoPropertyDiagnosticId, CodeStyleOptions2.PreferAutoProperties, s_title, s_title)

src/Features/VisualBasic/Portable/UseAutoProperty/VisualBasicUseAutoPropertyAnalyzer.vb → src/Analyzers/VisualBasic/Analyzers/UseAutoProperty/VisualBasicUseAutoPropertyAnalyzer.vb

@@ -203,7 +203,7 @@ Namespace Microsoft.CodeAnalysis.VisualBasic.UseAutoProperty
             If node.Kind() = SyntaxKind.IdentifierName Then
                 Dim symbolInfo = semanticModel.GetSymbolInfo(node)
                 If field.Equals(symbolInfo.Symbol) Then
-                    If VisualBasicSemanticFactsService.Instance.IsWrittenTo(semanticModel, node, cancellationToken) Then
+                    If DirectCast(node, ExpressionSyntax).IsWrittenTo(semanticModel, cancellationToken) Then
                         Return True
                     End If
                 End If

src/Analyzers/VisualBasic/Analyzers/VisualBasicAnalyzers.projitems

@@ -28,6 +28,8 @@
     <Compile Include="$(MSBuildThisFileDirectory)RemoveUnnecessaryParentheses\VisualBasicRemoveUnnecessaryParenthesesDiagnosticAnalyzer.vb" />
     <Compile Include="$(MSBuildThisFileDirectory)RemoveUnusedMembers\VisualBasicRemoveUnusedMembersDiagnosticAnalyzer.vb" />
     <Compile Include="$(MSBuildThisFileDirectory)RemoveUnusedParametersAndValues\VisualBasicRemoveUnusedParametersAndValuesDiagnosticAnalyzer.vb" />
+    <Compile Include="$(MSBuildThisFileDirectory)UseAutoProperty\Utilities.vb" />
+    <Compile Include="$(MSBuildThisFileDirectory)UseAutoProperty\VisualBasicUseAutoPropertyAnalyzer.vb" />
     <Compile Include="$(MSBuildThisFileDirectory)UseCoalesceExpression\VisualBasicUseCoalesceExpressionDiagnosticAnalyzer.vb" />
     <Compile Include="$(MSBuildThisFileDirectory)UseCoalesceExpression\VisualBasicUseCoalesceExpressionForNullableDiagnosticAnalyzer.vb" />
     <Compile Include="$(MSBuildThisFileDirectory)UseCollectionInitializer\VisualBasicUseCollectionInitializerDiagnosticAnalyzer.vb" />

src/EditorFeatures/VisualBasicTest/UseAutoProperty/UseAutoPropertyTests.vb → src/Analyzers/VisualBasic/Tests/UseAutoProperty/UseAutoPropertyTests.vb

@@ -13,7 +13,7 @@ Namespace Microsoft.CodeAnalysis.Editor.VisualBasic.UnitTests.UseAutoProperty
         Inherits AbstractVisualBasicDiagnosticProviderBasedUserDiagnosticTest
 
         Friend Overrides Function CreateDiagnosticProviderAndFixer(workspace As Workspace) As (DiagnosticAnalyzer, CodeFixProvider)
-            Return (New VisualBasicUseAutoPropertyAnalyzer(), New VisualBasicUseAutoPropertyCodeFixProvider())
+            Return (New VisualBasicUseAutoPropertyAnalyzer(), GetVisualBasicUseAutoPropertyCodeFixProvider())
         End Function
 
         <Fact, Trait(Traits.Feature, Traits.Features.CodeActionsUseAutoProperty)>

src/Analyzers/VisualBasic/Tests/VisualBasicAnalyzers.UnitTests.projitems

@@ -30,6 +30,7 @@
     <Compile Include="$(MSBuildThisFileDirectory)RemoveUnusedParametersAndValues\RemoveUnusedValueAssignmentTests.vb" />
     <Compile Include="$(MSBuildThisFileDirectory)RemoveUnusedParametersAndValues\RemoveUnusedValueExpressionStatementTests.vb" />
     <Compile Include="$(MSBuildThisFileDirectory)RemoveUnusedParametersAndValues\RemoveUnusedValuesTestsBase.vb" />
+    <Compile Include="$(MSBuildThisFileDirectory)UseAutoProperty\UseAutoPropertyTests.vb" />
     <Compile Include="$(MSBuildThisFileDirectory)UseCoalesceExpression\UseCoalesceExpressionForNullableTests.vb" />
     <Compile Include="$(MSBuildThisFileDirectory)UseCoalesceExpression\UseCoalesceExpressionTests.vb" />
     <Compile Include="$(MSBuildThisFileDirectory)UseCollectionInitializer\UseCollectionInitializerTests.vb" />

src/EditorFeatures/DiagnosticsTestUtilities/Diagnostics/AbstractDiagnosticProviderBasedUserDiagnosticTest.cs

@@ -10,11 +10,13 @@
 using Microsoft.CodeAnalysis.CodeActions;
 using Microsoft.CodeAnalysis.CodeFixes;
 using Microsoft.CodeAnalysis.CSharp.MakeLocalFunctionStatic;
+using Microsoft.CodeAnalysis.CSharp.UseAutoProperty;
 using Microsoft.CodeAnalysis.Diagnostics;
 using Microsoft.CodeAnalysis.Editor.UnitTests.CodeActions;
 using Microsoft.CodeAnalysis.Editor.UnitTests.Workspaces;
 using Microsoft.CodeAnalysis.Text;
 using Microsoft.CodeAnalysis.UnitTests.Diagnostics;
+using Microsoft.CodeAnalysis.VisualBasic.UseAutoProperty;
 using Roslyn.Test.Utilities;
 using Roslyn.Utilities;
 using Xunit;
@@ -238,6 +240,12 @@ private void AssertNoAnalyzerExceptionDiagnostics(IEnumerable<Diagnostic> diagno
         // https://github.com/dotnet/roslyn/issues/43056 blocks porting the fixer to CodeStyle layer.
         protected static CodeFixProvider GetMakeLocalFunctionStaticCodeFixProvider() => new MakeLocalFunctionStaticCodeFixProvider();
 
+        // https://github.com/dotnet/roslyn/issues/43091 blocks porting the fixer to CodeStyle layer.
+        protected static CodeFixProvider GetCSharpUseAutoPropertyCodeFixProvider() => new CSharpUseAutoPropertyCodeFixProvider();
+
+        // https://github.com/dotnet/roslyn/issues/43091 blocks porting the fixer to CodeStyle layer.
+        protected static CodeFixProvider GetVisualBasicUseAutoPropertyCodeFixProvider() => new VisualBasicUseAutoPropertyCodeFixProvider();
+
         #endregion
     }
 }

src/Features/Core/Portable/UseAutoProperty/AbstractUseAutoPropertyCodeFixProvider.cs

@@ -55,7 +55,7 @@ public sealed override Task RegisterCodeFixesAsync(CodeFixContext context)
 
                 context.RegisterCodeFix(
                     new UseAutoPropertyCodeAction(
-                        FeaturesResources.Use_auto_property,
+                        AnalyzersResources.Use_auto_property,
                         c => ProcessResultAsync(context, diagnostic, c),
                         priority),
                     diagnostic);
@@ -334,7 +334,7 @@ private async Task<SyntaxNode> FormatAsync(SyntaxNode newRoot, Document document
             return true;
         }
 
-        private class UseAutoPropertyCodeAction : CodeAction.SolutionChangeAction
+        private class UseAutoPropertyCodeAction : CustomCodeActions.SolutionChangeAction
         {
             public UseAutoPropertyCodeAction(string title, Func<CancellationToken, Task<Solution>> createChangedSolution, CodeActionPriority priority)
                 : base(title, createChangedSolution, title)