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

            if (!TryFindFirstAncestorOrSelf(root, context.Span, out VariableDeclarationSyntax variableDeclaration))
            {
                return;
            }

            CodeAction codeAction = CodeAction.Create(
                SplitVariableDeclarationRefactoring.GetTitle(variableDeclaration),
                cancellationToken => SplitVariableDeclarationRefactoring.RefactorAsync(context.Document, variableDeclaration, cancellationToken),
                GetEquivalenceKey(DiagnosticIdentifiers.SplitVariableDeclaration));

            context.RegisterCodeFix(codeAction, context.Diagnostics);
        }
        private void AnalyzeVariableDeclaration(SyntaxNodeAnalysisContext context)
        {
            var variableDeclaration = (VariableDeclarationSyntax)context.Node;

            if (SplitVariableDeclarationRefactoring.CanRefactor(variableDeclaration))
            {
                SeparatedSyntaxList <VariableDeclaratorSyntax> variables = variableDeclaration.Variables;

                TextSpan span = TextSpan.FromBounds(variables[1].Span.Start, variables.Last().Span.End);

                if (context.Node
                    .DescendantTrivia(span)
                    .All(f => f.IsWhitespaceOrEndOfLineTrivia()))
                {
                    context.ReportDiagnostic(DiagnosticDescriptors.SplitVariableDeclaration, variableDeclaration);
                }
            }
        }
예제 #3
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        public sealed override async Task RegisterCodeFixesAsync(CodeFixContext context)
        {
            SyntaxNode root = await context.Document.GetSyntaxRootAsync(context.CancellationToken).ConfigureAwait(false);

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

            CodeAction codeAction = CodeAction.Create(
                SplitVariableDeclarationRefactoring.GetTitle(variableDeclaration),
                cancellationToken =>
            {
                return(SplitVariableDeclarationRefactoring.RefactorAsync(
                           context.Document,
                           variableDeclaration,
                           cancellationToken));
            },
                DiagnosticIdentifiers.SplitVariableDeclaration + EquivalenceKeySuffix);

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