public static async Task ComputeRefactoringsAsync(RefactoringContext context, ArrowExpressionClauseSyntax arrowExpressionClause)
        {
            if (arrowExpressionClause.Expression != null &&
                context.IsAnyRefactoringEnabled(
                    RefactoringIdentifiers.AddBooleanComparison,
                    RefactoringIdentifiers.ChangeMemberTypeAccordingToReturnExpression,
                    RefactoringIdentifiers.AddCastExpression,
                    RefactoringIdentifiers.AddToMethodInvocation) &&
                context.SupportsSemanticModel)
            {
                await ReturnExpressionRefactoring.ComputeRefactoringsAsync(context, arrowExpressionClause.Expression).ConfigureAwait(false);
            }

            if (context.IsRefactoringEnabled(RefactoringIdentifiers.ExpandExpressionBodiedMember) &&
                arrowExpressionClause.Parent?.SupportsExpressionBody() == true)
            {
                context.RegisterRefactoring(
                    "Expand expression-bodied member",
                    cancellationToken => ExpandExpressionBodiedMemberRefactoring.RefactorAsync(context.Document, arrowExpressionClause, cancellationToken));
            }
        }
        public static async Task ComputeRefactoringsAsync(RefactoringContext context, ArrowExpressionClauseSyntax arrowExpressionClause)
        {
            ExpressionSyntax expression = arrowExpressionClause.Expression;

            if (expression != null &&
                context.IsAnyRefactoringEnabled(
                    RefactoringIdentifiers.AddBooleanComparison,
                    RefactoringIdentifiers.ChangeMemberTypeAccordingToReturnExpression,
                    RefactoringIdentifiers.AddCastExpression,
                    RefactoringIdentifiers.CallToMethod))
            {
                await ReturnExpressionRefactoring.ComputeRefactoringsAsync(context, expression).ConfigureAwait(false);
            }

            if (context.IsRefactoringEnabled(RefactoringIdentifiers.ExpandExpressionBodiedMember) &&
                (context.Span.IsEmptyAndContainedInSpan(arrowExpressionClause) ||
                 context.Span.IsBetweenSpans(expression)) &&
                ExpandExpressionBodiedMemberRefactoring.CanRefactor(arrowExpressionClause))
            {
                context.RegisterRefactoring(
                    "Expand expression-bodied member",
                    cancellationToken => ExpandExpressionBodiedMemberRefactoring.RefactorAsync(context.Document, arrowExpressionClause, cancellationToken));
            }
        }