private IToken LT(ITokenStream stream, int k)
{
#if ANTLR_STANDARD
return(stream.LT(k));
#else
return(stream.Lt(k));
#endif
}
protected override DFAState CreateDFAState(DFA dfa, ATNConfigSet configs)
{
int t = _input.La(1);
if (t == AntlrV4.CaretToken.CaretTokenType && !_computingStartState)
{
_caretToken = (ICaretToken)_input.Lt(1);
throw NoViableAlt(_input, _outerContext, configs, _startIndex);
}
return(base.CreateDFAState(dfa, configs));
}
/// <summary>Always called by generated parsers upon entry to a rule.</summary>
/// <remarks>
/// Always called by generated parsers upon entry to a rule. Access field
/// <see cref="_ctx"/>
/// get the current context.
/// </remarks>
public virtual void EnterRule([NotNull] ParserRuleContext localctx, int state, int ruleIndex)
{
State = state;
_ctx = localctx;
_ctx.start = _input.Lt(1);
if (_buildParseTrees)
{
AddContextToParseTree();
}
if (_parseListeners != null)
{
TriggerEnterRuleEvent();
}
}
public static IToken LT(this ITokenStream stream, int k)
{
return(stream.Lt(k));
}
private IToken LT(ITokenStream stream, int k)
{
return(stream.Lt(k));
}
/// <summary>
/// Whether the previous token value equals to str
/// </summary>
protected bool prev(string str)
{
return(_input.Lt(-1).Text.Equals(str));
}