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

            if (!TryFindFirstAncestorOrSelf(root, context.Span, out BinaryExpressionSyntax binaryExpression))
            {
                return;
            }

            CodeAction codeAction = CodeAction.Create(
                "Format binary operator on next line",
                cancellationToken => FormatBinaryOperatorOnNextLineRefactoring.RefactorAsync(context.Document, binaryExpression, cancellationToken),
                GetEquivalenceKey(DiagnosticIdentifiers.FormatBinaryOperatorOnNextLine));

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

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

            if (binaryExpression == null)
            {
                return;
            }

            CodeAction codeAction = CodeAction.Create(
                "Format binary operator on next line",
                cancellationToken => FormatBinaryOperatorOnNextLineRefactoring.RefactorAsync(context.Document, binaryExpression, cancellationToken),
                DiagnosticIdentifiers.FormatBinaryOperatorOnNextLine + EquivalenceKeySuffix);

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