public static QLSNode Parse(string style)
{
AntlrInputStream inputStream = new AntlrInputStream(style);
QLSGrammarLexer QLSLexer = new QLSGrammarLexer(inputStream);
CommonTokenStream commonTokenStream = new CommonTokenStream(QLSLexer);
QLSGrammarParser QLSParser = new QLSGrammarParser(commonTokenStream);
StylesheetContext context = QLSParser.stylesheet();
StylesheetVisitor visitor = new StylesheetVisitor();
return(visitor.VisitStylesheet(context));
}
private List <PageViewModel> CreatePaginatedFormFromStylesheet(IReadOnlyList <QuestionViewModel> questions)
{
var stylesheetTask = new StylesheetTask(_mainViewModel.StylesheetInput, _symbols);
StylesheetTask processedStylesheet = _stylesheetPipeline.Process(stylesheetTask);
if (processedStylesheet.Errors.Any())
{
_mainViewModel.QuestionnaireValidation = processedStylesheet.Errors.Aggregate(
$"Validation failed! There are {processedStylesheet.Errors.Count} error(s) in your questionnaire stylesheet.",
(err, acc) => err + Environment.NewLine + acc);
return(new List <PageViewModel>());
}
var stylesheetVisitor = new StylesheetVisitor(questions);
processedStylesheet.Ast.Accept(stylesheetVisitor);
return(stylesheetVisitor.PageViewModels);
}
