public LangElement Parse(
ITokenProvider <SemanticValueType, Span> lexer,
INodesFactory <LangElement, Span> astFactory,
LanguageFeatures language,
IErrorSink <Span> errors = null,
IErrorRecovery errorRecovery = null,
int positionShift = 0)
{
if (lexer == null)
{
throw new ArgumentNullException(nameof(lexer));
}
// initialization:
_languageFeatures = language;
_lexer = new CompliantLexer(lexer, language);
_astFactory = astFactory ?? throw new ArgumentNullException(nameof(astFactory));
_errors = errors ?? new EmptyErrorSink <Span>();
if (errorRecovery != null)
{
_lexer = new BufferedLexer(_lexer);
_errorRecovery = errorRecovery;
}
else
{
_errorRecovery = EmptyErrorRecovery.Instance;
}
//InitializeFields();
_currentScope = new Scope(0);
base.Scanner = _lexer;
bool accept = base.Parse();
//
return(_astRoot);
}
public override void Parse(INodesFactory <LangElement, Span> factory, IErrorSink <Span> errors, IErrorRecovery recovery = null)
{
Parse((NodesFactory)factory, errors, recovery, LanguageFeatures.Basic, Lexer.LexicalStates.INITIAL);
}
public override void Parse(INodesFactory <LangElement, Span> factory, IErrorSink <Span> errors, IErrorRecovery recovery = null)
{
using (var source = new StringReader(this.Code))
{
_lexer = new CollectionLexer(source, errors);
ast = new Parser().Parse(_lexer, factory, _features, errors, recovery);
}
}
