public sealed override async Task RegisterCodeFixesAsync(CodeFixContext context)
{
SyntaxNode root = await context.Document.GetSyntaxRootAsync(context.CancellationToken).ConfigureAwait(false);
AwaitExpressionSyntax awaitExpression = root
.FindNode(context.Span, getInnermostNodeForTie: true)?
.FirstAncestorOrSelf <AwaitExpressionSyntax>();
CodeAction codeAction = CodeAction.Create(
"Add 'ConfigureAwait(false)'",
cancellationToken => AddConfigureAwaitRefactoring.RefactorAsync(context.Document, awaitExpression, cancellationToken),
DiagnosticIdentifiers.AddConfigureAwait + EquivalenceKeySuffix);
context.RegisterCodeFix(codeAction, context.Diagnostics);
}
private void AnalyzeAwaitExpression(SyntaxNodeAnalysisContext context)
{
if (GeneratedCodeAnalyzer?.IsGeneratedCode(context) == true)
{
return;
}
var awaitExpression = (AwaitExpressionSyntax)context.Node;
if (AddConfigureAwaitRefactoring.CanRefactor(awaitExpression, context.SemanticModel, context.CancellationToken))
{
context.ReportDiagnostic(
DiagnosticDescriptors.AddConfigureAwait,
awaitExpression.Expression.GetLocation());
}
}