private static void AssignModifiers(ClassTemplate source, INamedTypeSymbol classSymbol)
{
//Find class declaration syntax and parse modifiers.
if (classSymbol.DeclaringSyntaxReferences.Select(sr => sr.GetSyntax()).OfType <ClassDeclarationSyntax>().First() is ClassDeclarationSyntax classDeclarationSyntax)
{
source.WithModifiers(classDeclarationSyntax.Modifiers.Select(m => Modifier.Parse(m.ValueText)).ToArray());
}
}
