public Set GetInitialState()
{
Rule initialRule = new Rule(new InitialNonTerminal(((Rule)rules[0]).GetSymbol().ToString()));
initialRule.AddSymbol(((Rule)rules[0]).GetSymbol().Duplicate());
Set initialSet = new Set(this);
initialSet.AddRule(initialRule);
foreach(Rule rule in rules){
initialSet.AddRule(rule.Duplicate());
}
return initialSet;
}
public Rule Duplicate()
{
Rule duplicateRule = new Rule(this.symbol.Duplicate());
foreach(ISymbol ruleSymbol in ruleSymbols){
if (ruleSymbol.IsEndSymbol())
continue;
duplicateRule.AddSymbol(ruleSymbol.Duplicate());
}
duplicateRule.SetParsePosition(this.parsePosition);
duplicateRule.ruleNumber = ruleNumber;
return duplicateRule;
}
