public void Execute(Lexem lexem)
{
Program.Add(lexem);
}
public RuleMatch(Lexem lexem, GrammarRule rule)
{
Lexem = lexem;
Rule = rule;
}
public GrammarException(string message, Lexem lexem)
: base(message)
{
Lexem = lexem;
}
public RuleMatch Match(Lexem lexem)
{
var rule = Grammar.Find(r => r.IsMatch(lexem)) ?? throw new GrammarException("No rule for lexem " + lexem, lexem);
return(new RuleMatch(lexem, rule));
}