Implemented SA1629 (+ codefix)

Author: vweijsters

StyleCop.Analyzers/StyleCop.Analyzers.CodeFixes/DocumentationRules/SA1629CodeFixProvider.cs

@@ -0,0 +1,60 @@
+// Copyright (c) Tunnel Vision Laboratories, LLC. All Rights Reserved.
+// Licensed under the Apache License, Version 2.0. See LICENSE in the project root for license information.
+
+namespace StyleCop.Analyzers.DocumentationRules
+{
+    using System.Collections.Immutable;
+    using System.Composition;
+    using System.Threading;
+    using System.Threading.Tasks;
+    using Microsoft.CodeAnalysis;
+    using Microsoft.CodeAnalysis.CodeActions;
+    using Microsoft.CodeAnalysis.CodeFixes;
+    using Microsoft.CodeAnalysis.Text;
+    using StyleCop.Analyzers.Helpers;
+
+    /// <summary>
+    /// Implements a code fix for <see cref="SA1629DocumentationTextMustEndWithAPeriod"/>.
+    /// </summary>
+    [ExportCodeFixProvider(LanguageNames.CSharp, Name = nameof(SA1629CodeFixProvider))]
+    [Shared]
+    internal class SA1629CodeFixProvider : CodeFixProvider
+    {
+        /// <inheritdoc/>
+        public override ImmutableArray<string> FixableDiagnosticIds { get; }
+            = ImmutableArray.Create(SA1629DocumentationTextMustEndWithAPeriod.DiagnosticId);
+
+        /// <inheritdoc/>
+        public override FixAllProvider GetFixAllProvider()
+        {
+            return CustomFixAllProviders.BatchFixer;
+        }
+
+        /// <inheritdoc/>
+        public override Task RegisterCodeFixesAsync(CodeFixContext context)
+        {
+            foreach (Diagnostic diagnostic in context.Diagnostics)
+            {
+                if (!diagnostic.Properties.ContainsKey(SA1629DocumentationTextMustEndWithAPeriod.NoCodeFixKey))
+                {
+                    context.RegisterCodeFix(
+                    CodeAction.Create(
+                        DocumentationResources.SA1629CodeFix,
+                        cancellationToken => GetTransformedDocumentAsync(context.Document, diagnostic, cancellationToken),
+                        nameof(SA1629CodeFixProvider)),
+                    diagnostic);
+                }
+            }
+
+            return SpecializedTasks.CompletedTask;
+        }
+
+        private static async Task<Document> GetTransformedDocumentAsync(Document document, Diagnostic diagnostic, CancellationToken cancellationToken)
+        {
+            var text = await document.GetTextAsync(cancellationToken).ConfigureAwait(false);
+            var newText = text.WithChanges(new TextChange(new TextSpan(diagnostic.Location.SourceSpan.Start, 0), "."));
+
+            return document.WithText(newText);
+        }
+    }
+}

StyleCop.Analyzers/StyleCop.Analyzers.Test.CSharp7/DocumentationRules/SA1629CSharp7UnitTests.cs

@@ -0,0 +1,11 @@
+// Copyright (c) Tunnel Vision Laboratories, LLC. All Rights Reserved.
+// Licensed under the Apache License, Version 2.0. See LICENSE in the project root for license information.
+
+namespace StyleCop.Analyzers.Test.CSharp7.DocumentationRules
+{
+    using StyleCop.Analyzers.Test.DocumentationRules;
+
+    public class SA1629CSharp7UnitTests : SA1629UnitTests
+    {
+    }
+}