Add ChangeRefCellDerefToNotExpression code fixer (dotnet#10469)

* Add ChangeRefCellDerefToNotExpression code fixer * Area
xamarin · Nov 17, 2020 · 7f7964c · 7f7964c
1 parent 063eb98
commit 7f7964c
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Showing 16 changed files with 122 additions and 1 deletion.
diff --git a/CodeFix/ChangeRefCellDerefToNotExpression.fs b/CodeFix/ChangeRefCellDerefToNotExpression.fs
@@ -0,0 +1,52 @@
+// Copyright (c) Microsoft Corporation.  All Rights Reserved.  See License.txt in the project root for license information.
+
+namespace Microsoft.VisualStudio.FSharp.Editor
+
+open System.Composition
+open System.Threading.Tasks
+
+open Microsoft.CodeAnalysis.Text
+open Microsoft.CodeAnalysis.CodeFixes
+
+[<ExportCodeFixProvider(FSharpConstants.FSharpLanguageName, Name = "ChangeRefCellDerefToNotExpression"); Shared>]
+type internal FSharpChangeRefCellDerefToNotExpressionCodeFixProvider
+    [<ImportingConstructor>]
+    (
+        checkerProvider: FSharpCheckerProvider, 
+        projectInfoManager: FSharpProjectOptionsManager
+    ) =
+    inherit CodeFixProvider()
+
+    static let userOpName = "FSharpChangeRefCellDerefToNotExpressionCodeFix"
+    let fixableDiagnosticIds = set ["FS0001"]
+
+    override __.FixableDiagnosticIds = Seq.toImmutableArray fixableDiagnosticIds
+
+    override this.RegisterCodeFixesAsync context : Task =
+        asyncMaybe {
+            let document = context.Document
+            let! parsingOptions, _ = projectInfoManager.TryGetOptionsForEditingDocumentOrProject(document, context.CancellationToken, userOpName)
+            let! sourceText = context.Document.GetTextAsync(context.CancellationToken)
+            let! parseResults = checkerProvider.Checker.ParseFile(document.FilePath, sourceText.ToFSharpSourceText(), parsingOptions, userOpName) |> liftAsync
+
+            let errorRange = RoslynHelpers.TextSpanToFSharpRange(document.FilePath, context.Span, sourceText)
+            let! derefRange = parseResults.TryRangeOfRefCellDereferenceContainingPos errorRange.Start
+            let! derefSpan = RoslynHelpers.TryFSharpRangeToTextSpan(sourceText, derefRange)
+
+            let title = SR.UseNotForNegation()
+
+            let diagnostics =
+                context.Diagnostics
+                |> Seq.filter (fun x -> fixableDiagnosticIds |> Set.contains x.Id)
+                |> Seq.toImmutableArray
+
+            let codeFix =
+                CodeFixHelpers.createTextChangeCodeFix(
+                    title,
+                    context,
+                    (fun () -> asyncMaybe.Return [| TextChange(derefSpan, "not ") |]))
+
+            context.RegisterCodeFix(codeFix, diagnostics)
+        }
+        |> Async.Ignore
+        |> RoslynHelpers.StartAsyncUnitAsTask(context.CancellationToken) 
diff --git a/FSharp.Editor.fsproj b/FSharp.Editor.fsproj
@@ -89,6 +89,7 @@
     <Compile Include="Commands\FsiCommandService.fs" />
     <Compile Include="Commands\XmlDocCommandService.fs" />
     <Compile Include="CodeFix\CodeFixHelpers.fs" />
+    <Compile Include="CodeFix\ChangeRefCellDerefToNotExpression.fs" />
     <Compile Include="CodeFix\WrapExpressionInParentheses.fs" />
     <Compile Include="CodeFix\ChangePrefixNegationToInfixSubtraction.fs" />
     <Compile Include="CodeFix\AddNewKeywordToDisposableConstructorInvocation.fs" />

diff --git a/FSharp.Editor.resx b/FSharp.Editor.resx
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <root>
   <!-- 
     Microsoft ResX Schema 
@@ -219,6 +219,9 @@
   <data name="FSharpDisposableTopLevelValuesClassificationType" xml:space="preserve">
     <value>F# Dispostable Values (top-level)</value>
   </data>
+  <data name="UseNotForNegation" xml:space="preserve">
+    <value>Use 'not' to negate expression</value>
+  </data>
   <data name="WrapExpressionInParentheses" xml:space="preserve">
     <value>Wrap expression in parentheses</value>
   </data>

diff --git a/xlf/FSharp.Editor.cs.xlf b/xlf/FSharp.Editor.cs.xlf
@@ -177,6 +177,11 @@
         <target state="translated">Formátování</target>
         <note />
       </trans-unit>
+      <trans-unit id="UseNotForNegation">
+        <source>Use 'not' to negate expression</source>
+        <target state="new">Use 'not' to negate expression</target>
+        <note />
+      </trans-unit>
       <trans-unit id="WrapExpressionInParentheses">
         <source>Wrap expression in parentheses</source>
         <target state="new">Wrap expression in parentheses</target>

diff --git a/xlf/FSharp.Editor.de.xlf b/xlf/FSharp.Editor.de.xlf
@@ -177,6 +177,11 @@
         <target state="translated">Formatierung</target>
         <note />
       </trans-unit>
+      <trans-unit id="UseNotForNegation">
+        <source>Use 'not' to negate expression</source>
+        <target state="new">Use 'not' to negate expression</target>
+        <note />
+      </trans-unit>
       <trans-unit id="WrapExpressionInParentheses">
         <source>Wrap expression in parentheses</source>
         <target state="new">Wrap expression in parentheses</target>

diff --git a/xlf/FSharp.Editor.es.xlf b/xlf/FSharp.Editor.es.xlf
@@ -177,6 +177,11 @@
         <target state="translated">Formato</target>
         <note />
       </trans-unit>
+      <trans-unit id="UseNotForNegation">
+        <source>Use 'not' to negate expression</source>
+        <target state="new">Use 'not' to negate expression</target>
+        <note />
+      </trans-unit>
       <trans-unit id="WrapExpressionInParentheses">
         <source>Wrap expression in parentheses</source>
         <target state="new">Wrap expression in parentheses</target>

diff --git a/xlf/FSharp.Editor.fr.xlf b/xlf/FSharp.Editor.fr.xlf
@@ -177,6 +177,11 @@
         <target state="translated">Mise en forme</target>
         <note />
       </trans-unit>
+      <trans-unit id="UseNotForNegation">
+        <source>Use 'not' to negate expression</source>
+        <target state="new">Use 'not' to negate expression</target>
+        <note />
+      </trans-unit>
       <trans-unit id="WrapExpressionInParentheses">
         <source>Wrap expression in parentheses</source>
         <target state="new">Wrap expression in parentheses</target>

diff --git a/xlf/FSharp.Editor.it.xlf b/xlf/FSharp.Editor.it.xlf
@@ -177,6 +177,11 @@
         <target state="translated">Formattazione</target>
         <note />
       </trans-unit>
+      <trans-unit id="UseNotForNegation">
+        <source>Use 'not' to negate expression</source>
+        <target state="new">Use 'not' to negate expression</target>
+        <note />
+      </trans-unit>
       <trans-unit id="WrapExpressionInParentheses">
         <source>Wrap expression in parentheses</source>
         <target state="new">Wrap expression in parentheses</target>

diff --git a/xlf/FSharp.Editor.ja.xlf b/xlf/FSharp.Editor.ja.xlf
@@ -177,6 +177,11 @@
         <target state="translated">書式設定</target>
         <note />
       </trans-unit>
+      <trans-unit id="UseNotForNegation">
+        <source>Use 'not' to negate expression</source>
+        <target state="new">Use 'not' to negate expression</target>
+        <note />
+      </trans-unit>
       <trans-unit id="WrapExpressionInParentheses">
         <source>Wrap expression in parentheses</source>
         <target state="new">Wrap expression in parentheses</target>

diff --git a/xlf/FSharp.Editor.ko.xlf b/xlf/FSharp.Editor.ko.xlf
@@ -177,6 +177,11 @@
         <target state="translated">서식</target>
         <note />
       </trans-unit>
+      <trans-unit id="UseNotForNegation">
+        <source>Use 'not' to negate expression</source>
+        <target state="new">Use 'not' to negate expression</target>
+        <note />
+      </trans-unit>
       <trans-unit id="WrapExpressionInParentheses">
         <source>Wrap expression in parentheses</source>
         <target state="new">Wrap expression in parentheses</target>

diff --git a/xlf/FSharp.Editor.pl.xlf b/xlf/FSharp.Editor.pl.xlf
@@ -177,6 +177,11 @@
         <target state="translated">Formatowanie</target>
         <note />
       </trans-unit>
+      <trans-unit id="UseNotForNegation">
+        <source>Use 'not' to negate expression</source>
+        <target state="new">Use 'not' to negate expression</target>
+        <note />
+      </trans-unit>
       <trans-unit id="WrapExpressionInParentheses">
         <source>Wrap expression in parentheses</source>
         <target state="new">Wrap expression in parentheses</target>

diff --git a/xlf/FSharp.Editor.pt-BR.xlf b/xlf/FSharp.Editor.pt-BR.xlf
@@ -177,6 +177,11 @@
         <target state="translated">Formatação</target>
         <note />
       </trans-unit>
+      <trans-unit id="UseNotForNegation">
+        <source>Use 'not' to negate expression</source>
+        <target state="new">Use 'not' to negate expression</target>
+        <note />
+      </trans-unit>
       <trans-unit id="WrapExpressionInParentheses">
         <source>Wrap expression in parentheses</source>
         <target state="new">Wrap expression in parentheses</target>

diff --git a/xlf/FSharp.Editor.ru.xlf b/xlf/FSharp.Editor.ru.xlf
@@ -177,6 +177,11 @@
         <target state="translated">Форматирование</target>
         <note />
       </trans-unit>
+      <trans-unit id="UseNotForNegation">
+        <source>Use 'not' to negate expression</source>
+        <target state="new">Use 'not' to negate expression</target>
+        <note />
+      </trans-unit>
       <trans-unit id="WrapExpressionInParentheses">
         <source>Wrap expression in parentheses</source>
         <target state="new">Wrap expression in parentheses</target>

diff --git a/xlf/FSharp.Editor.tr.xlf b/xlf/FSharp.Editor.tr.xlf
@@ -177,6 +177,11 @@
         <target state="translated">Biçimlendirme</target>
         <note />
       </trans-unit>
+      <trans-unit id="UseNotForNegation">
+        <source>Use 'not' to negate expression</source>
+        <target state="new">Use 'not' to negate expression</target>
+        <note />
+      </trans-unit>
       <trans-unit id="WrapExpressionInParentheses">
         <source>Wrap expression in parentheses</source>
         <target state="new">Wrap expression in parentheses</target>

diff --git a/xlf/FSharp.Editor.zh-Hans.xlf b/xlf/FSharp.Editor.zh-Hans.xlf
@@ -177,6 +177,11 @@
         <target state="translated">正在格式化</target>
         <note />
       </trans-unit>
+      <trans-unit id="UseNotForNegation">
+        <source>Use 'not' to negate expression</source>
+        <target state="new">Use 'not' to negate expression</target>
+        <note />
+      </trans-unit>
       <trans-unit id="WrapExpressionInParentheses">
         <source>Wrap expression in parentheses</source>
         <target state="new">Wrap expression in parentheses</target>

diff --git a/xlf/FSharp.Editor.zh-Hant.xlf b/xlf/FSharp.Editor.zh-Hant.xlf
@@ -177,6 +177,11 @@
         <target state="translated">格式化</target>
         <note />
       </trans-unit>
+      <trans-unit id="UseNotForNegation">
+        <source>Use 'not' to negate expression</source>
+        <target state="new">Use 'not' to negate expression</target>
+        <note />
+      </trans-unit>
       <trans-unit id="WrapExpressionInParentheses">
         <source>Wrap expression in parentheses</source>
         <target state="new">Wrap expression in parentheses</target>