protected override ClassDeclarationSyntax GenerateResultClass(IEnumerable <PropertyGroup> propertyGroups)
{
var resultClass = GenerateClassForProperties(ResultClassName, propertyGroups.SelectMany(g => g.Properties));
var parseMethodBody = resultClass.DescendantNodes()
.OfType <MethodDeclarationSyntax>()
.Single(m => m.Identifier.ValueText == "Parse")
.Body;
var statements = parseMethodBody.Statements;
var newStatement = SyntaxEx.Assignment(
SyntaxFactory.IdentifierName("element"),
SyntaxEx.Invocation(
SyntaxEx.MemberAccess(SyntaxEx.Invocation(SyntaxEx.MemberAccess("element", "Elements")), "Single")));
var newStatements = new[] { newStatement }.Concat(statements);
var newBody = SyntaxEx.Block(newStatements);
return(resultClass.ReplaceNode(parseMethodBody, newBody));
}
