private LessNode Parse(string input, Func <LessParser, RuleContext> parseFunc)
{
var lexer = new LessLexer(new AntlrInputStream(input));
var tokenStream = new CommonTokenStream(lexer);
var parser = new LessParser(tokenStream);
return(parseFunc(parser).Accept(new SyntaxTreeToParseTreeVisitor(tokenStream, isReference: false)));
}
public Stylesheet Parse(string fileName, Stream input, bool isReference)
{
var charStream = new AntlrInputStream(input);
var lexer = new LessLexer(charStream);
var tokenStream = new CommonTokenStream(lexer);
var parser = new LessParser(tokenStream)
{
ErrorHandler = new BailErrorStrategy()
};
try {
var lessStylesheet = parser.stylesheet();
return((Stylesheet)lessStylesheet.Accept(new SyntaxTreeToParseTreeVisitor(tokenStream, isReference)));
} catch (ParseCanceledException ex) when(ex.InnerException is InputMismatchException ime)
{
throw ParserException.FromToken(fileName, ime.OffendingToken);
} catch (ParseCanceledException ex) when(ex.InnerException is NoViableAltException nvae)
{
throw ParserException.FromToken(fileName, nvae.OffendingToken);
}
}
