public static async Task ComputeRefactoringsAsync(RefactoringContext context, VariableDeclarationSyntax variableDeclaration)
        {
            if (context.IsRefactoringEnabled(RefactoringIdentifiers.RenameIdentifierAccordingToTypeName))
            {
                await RenameVariableAccordingToTypeNameAsync(context, variableDeclaration).ConfigureAwait(false);
            }

            await ChangeVariableDeclarationTypeRefactoring.ComputeRefactoringsAsync(context, variableDeclaration).ConfigureAwait(false);

            if (context.IsAnyRefactoringEnabled(RefactoringIdentifiers.AddCastExpression, RefactoringIdentifiers.CallToMethod))
            {
                await AddCastExpressionAsync(context, variableDeclaration).ConfigureAwait(false);
            }

            if (context.IsRefactoringEnabled(RefactoringIdentifiers.CheckExpressionForNull))
            {
                await CheckExpressionForNullRefactoring.ComputeRefactoringAsync(context, variableDeclaration).ConfigureAwait(false);
            }

            if (context.IsRefactoringEnabled(RefactoringIdentifiers.SplitVariableDeclaration) &&
                SplitVariableDeclarationRefactoring.CanRefactor(variableDeclaration))
            {
                context.RegisterRefactoring(
                    SplitVariableDeclarationRefactoring.GetTitle(variableDeclaration),
                    cancellationToken => SplitVariableDeclarationRefactoring.RefactorAsync(context.Document, variableDeclaration, cancellationToken));
            }
        }
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        public static async Task ComputeRefactoringsAsync(RefactoringContext context, VariableDeclarationSyntax variableDeclaration)
        {
            if (context.IsRefactoringEnabled(RefactoringDescriptors.RenameIdentifierAccordingToTypeName))
            {
                await RenameVariableAccordingToTypeNameAsync(context, variableDeclaration).ConfigureAwait(false);
            }

            await ChangeVariableDeclarationTypeRefactoring.ComputeRefactoringsAsync(context, variableDeclaration).ConfigureAwait(false);

            if (context.IsRefactoringEnabled(RefactoringDescriptors.CheckExpressionForNull))
            {
                await CheckExpressionForNullRefactoring.ComputeRefactoringAsync(context, variableDeclaration).ConfigureAwait(false);
            }

            if (context.IsRefactoringEnabled(RefactoringDescriptors.SplitVariableDeclaration) &&
                SplitVariableDeclarationAnalysis.IsFixable(variableDeclaration))
            {
                context.RegisterRefactoring(
                    SplitVariableDeclarationRefactoring.GetTitle(variableDeclaration),
                    ct => SplitVariableDeclarationRefactoring.RefactorAsync(context.Document, variableDeclaration, ct),
                    RefactoringDescriptors.SplitVariableDeclaration);
            }
        }