Exemple #1
0
        public sealed override async Task RegisterCodeFixesAsync(CodeFixContext context)
        {
            SyntaxNode root = await context.GetSyntaxRootAsync().ConfigureAwait(false);

            TypeSyntax type = root
                              .FindNode(context.Span, getInnermostNodeForTie: true)?
                              .FirstAncestorOrSelf <TypeSyntax>();

            Debug.Assert(type != null, $"{nameof(type)} is null");

            if (type == null)
            {
                return;
            }

            SemanticModel semanticModel = await context.GetSemanticModelAsync().ConfigureAwait(false);

            GenericNameSyntax newType = UseGenericEventHandlerRefactoring.CreateGenericEventHandler(type, semanticModel, context.CancellationToken);

            CodeAction codeAction = CodeAction.Create(
                $"Use '{newType}'",
                cancellationToken => UseGenericEventHandlerRefactoring.RefactorAsync(context.Document, type, cancellationToken),
                DiagnosticIdentifiers.UseGenericEventHandler + EquivalenceKeySuffix);

            context.RegisterCodeFix(codeAction, context.Diagnostics);
        }
Exemple #2
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        public sealed override async Task RegisterCodeFixesAsync(CodeFixContext context)
        {
            SyntaxNode root = await context.GetSyntaxRootAsync().ConfigureAwait(false);

            if (!TryFindFirstAncestorOrSelf(root, context.Span, out TypeSyntax type))
            {
                return;
            }

            SemanticModel semanticModel = await context.GetSemanticModelAsync().ConfigureAwait(false);

            GenericNameSyntax newType = UseGenericEventHandlerRefactoring.CreateGenericEventHandler(type, semanticModel, context.CancellationToken);

            CodeAction codeAction = CodeAction.Create(
                $"Use '{newType}'",
                cancellationToken => UseGenericEventHandlerRefactoring.RefactorAsync(context.Document, type, cancellationToken),
                GetEquivalenceKey(DiagnosticIdentifiers.UseGenericEventHandler));

            context.RegisterCodeFix(codeAction, context.Diagnostics);
        }