public override async Task ComputeRefactoringsAsync(CodeRefactoringContext context)
{
var(document, span, cancellationToken) = context;
// Ensure rename can still be invoked in this document. We reanalyze the document for
// diagnostics when rename tracking is manually dismissed, but the existence of our
// diagnostic may still be cached, so we have to double check before actually providing
// any fixes.
if (!RenameTrackingTaggerProvider.CanInvokeRename(document))
{
return;
}
var diagnostic = await TryGetDiagnosticAsync(document, cancellationToken).ConfigureAwait(false);
if (diagnostic == null)
{
return;
}
// user needs to be on the same line as the diagnostic location.
var text = await document.GetTextAsync(cancellationToken).ConfigureAwait(false);
if (!text.AreOnSameLine(span.Start, diagnostic.Location.SourceSpan.Start))
{
return;
}
var action = RenameTrackingTaggerProvider.CreateCodeAction(
document, diagnostic, _refactorNotifyServices, _undoHistoryRegistry);
context.RegisterRefactoring(action);
}
internal async Task <Diagnostic?> TryGetDiagnosticAsync(Document document, CancellationToken cancellationToken)
{
var syntaxTree = await document.GetRequiredSyntaxTreeAsync(cancellationToken).ConfigureAwait(false);
return(RenameTrackingTaggerProvider.TryGetDiagnostic(
syntaxTree, DiagnosticDescriptor, cancellationToken));
}
private void AnalyzeSyntaxTree(SyntaxTreeAnalysisContext context)
{
var diagnostics = RenameTrackingTaggerProvider.GetDiagnosticsAsync(context.Tree, DiagnosticDescriptor, context.CancellationToken).WaitAndGetResult(context.CancellationToken);
foreach (var diagnostic in diagnostics)
{
context.ReportDiagnostic(diagnostic);
}
}
public override async Task <ImmutableArray <Diagnostic> > AnalyzeSyntaxAsync(Document document, CancellationToken cancellationToken)
{
var syntaxTree = await document.GetSyntaxTreeAsync(cancellationToken).ConfigureAwait(false);
var diagnostic = RenameTrackingTaggerProvider.TryGetDiagnostic(syntaxTree, DiagnosticDescriptor, cancellationToken);
if (diagnostic is null)
{
return(ImmutableArray <Diagnostic> .Empty);
}
return(ImmutableArray.Create(diagnostic));
}
public override Task ComputeRefactoringsAsync(CodeRefactoringContext context)
{
var(document, span, cancellationToken) = context;
var(action, renameSpan) = RenameTrackingTaggerProvider.TryGetCodeAction(
document, span, _refactorNotifyServices, _undoHistoryRegistry, cancellationToken);
if (action != null)
{
context.RegisterRefactoring(action, renameSpan);
}
return(Task.CompletedTask);
}
public sealed override Task RegisterCodeFixesAsync(CodeFixContext context)
{
var document = context.Document;
var diagnostic = context.Diagnostics.Single();
var action1 = RenameTrackingTaggerProvider.CreateCodeAction(document, diagnostic, _waitIndicator, _refactorNotifyServices, _undoHistoryRegistry, showPreview: false);
context.RegisterCodeFix(action1, diagnostic);
var action2 = RenameTrackingTaggerProvider.CreateCodeAction(document, diagnostic, _waitIndicator, _refactorNotifyServices, _undoHistoryRegistry, showPreview: true);
context.RegisterCodeFix(action2, diagnostic);
return(SpecializedTasks.EmptyTask);
}
public sealed override Task RegisterCodeFixesAsync(CodeFixContext context)
{
var document = context.Document;
var diagnostic = context.Diagnostics.Single();
// Ensure rename can still be invoked in this document. We reanalyze the document for
// diagnostics when rename tracking is manually dismissed, but the existence of our
// diagnostic may still be cached, so we have to double check before actually providing
// any fixes.
if (RenameTrackingTaggerProvider.CanInvokeRename(document))
{
var action = RenameTrackingTaggerProvider.CreateCodeAction(document, diagnostic, _refactorNotifyServices, _undoHistoryRegistry);
context.RegisterCodeFix(action, diagnostic);
}
return(Task.CompletedTask);
}