public static SyntacticalNFAState BuildNFA(this IRuleReferenceProductionRuleItem ruleReference, IGrammarSymbolSet symbols, ControlledDictionary <IOilexerGrammarProductionRuleEntry, SyntacticalDFARootState> lookup, Dictionary <IProductionRuleSource, IProductionRuleCaptureStructuralItem> replacements)
{
SyntacticalNFAState state = new SyntacticalNFAState(lookup, (GrammarSymbolSet)symbols);
GrammarVocabulary movement = new GrammarVocabulary(symbols, symbols[ruleReference.Reference]);
var stateEnd = new SyntacticalNFAState(lookup, (GrammarSymbolSet)symbols);
state.MoveTo(movement, stateEnd);
return(state);
}
public static SyntacticalNFAState BuildNFA <T, TLiteral>(this ILiteralReferenceProductionRuleItem <T, TLiteral> item, IGrammarSymbolSet symbols, ControlledDictionary <IOilexerGrammarProductionRuleEntry, SyntacticalDFARootState> lookup, Dictionary <IProductionRuleSource, IProductionRuleCaptureStructuralItem> replacements)
where TLiteral :
ILiteralTokenItem <T>
{
SyntacticalNFAState state = new SyntacticalNFAState(lookup, (GrammarSymbolSet)symbols);
GrammarVocabulary movement = new GrammarVocabulary(symbols, symbols[item.Literal]);
var stateEnd = new SyntacticalNFAState(lookup, (GrammarSymbolSet)symbols);
state.MoveTo(movement, stateEnd);
return(state);
}
public static SyntacticalNFAState BuildNFA(this ITokenReferenceProductionRuleItem tokenReference, IGrammarSymbolSet symbols, ControlledDictionary <IOilexerGrammarProductionRuleEntry, SyntacticalDFARootState> lookup, Dictionary <IProductionRuleSource, IProductionRuleCaptureStructuralItem> replacements)
{
SyntacticalNFAState state = new SyntacticalNFAState(lookup, (GrammarSymbolSet)symbols);
var symbol = symbols[tokenReference.Reference];
GrammarVocabulary movement = null;
if (symbol is IGrammarConstantItemSymbol)
{
IGrammarConstantItemSymbol constantItemSymbol = (IGrammarConstantItemSymbol)symbol;
movement = new GrammarVocabulary(symbols, (from s in symbols
let cis = s as IGrammarConstantItemSymbol
where cis != null && cis.Source == constantItemSymbol.Source
select cis).ToArray());
}
else
{
movement = new GrammarVocabulary(symbols, symbol);
}
var stateEnd = new SyntacticalNFAState(lookup, (GrammarSymbolSet)symbols);
state.MoveTo(movement, stateEnd);
return(state);
}
public bool ContainsToken(GrammarVocabulary set)
{
return(set.Contains(token));
}
public bool ContainsRule(GrammarVocabulary set)
{
return(set.Contains(rule));
}
private static IEnumerable <Tuple <IGrammarSymbol, IIntermediateEnumFieldMember> > GetVocabularyIdentities(GrammarVocabulary vocabulary, ParserCompiler compiler)
{
var symbols = vocabulary.GetSymbols();
var tokens = symbols.Where(k => k is IGrammarTokenSymbol && (!(((IGrammarTokenSymbol)k).Source is IOilexerGrammarTokenEofEntry)));
var rules = symbols.Where(k => k is IGrammarRuleSymbol);
foreach (var token in tokens)
{
yield return(Tuple.Create(token, compiler.LexicalSymbolModel.GetIdentitySymbolField(token)));
}
foreach (var rule in rules)
{
yield return(Tuple.Create(rule, compiler.SyntacticalSymbolModel.GetIdentitySymbolField(rule)));
}
}
