APISampleUnitTestsCS.FAQ.AssignmentStatementRemover.VisitExpressionStatement C# (CSharp) Method

            public override SyntaxNode VisitExpressionStatement(ExpressionStatementSyntax node)
            {
                SyntaxNode updatedNode = base.VisitExpressionStatement(node);

                if (node.Expression.Kind == SyntaxKind.AssignExpression)
                {
                    if (node.Parent.Kind == SyntaxKind.Block)
                    {
                        // There is a parent block so it is ok to remove the statement completely.
                        updatedNode = null;
                    }
                    else
                    {
                        // The parent context is some statement like an if statement without a block.
                        // Return an empty statement.
                        updatedNode = Syntax.EmptyStatement()
                            .WithLeadingTrivia(updatedNode.GetLeadingTrivia())
                            .WithTrailingTrivia(updatedNode.GetTrailingTrivia());
                    }
                }

                return updatedNode;
            }