Antlr4.Runtime.Atn.ATNDeserializer.ReadRules C# (CSharp) Метод

        protected internal virtual void ReadRules(ATN atn)
        {
            //
            // RULES
            //
            int nrules = ReadInt();
            if (atn.grammarType == ATNType.Lexer)
            {
                atn.ruleToTokenType = new int[nrules];
            }
            atn.ruleToStartState = new RuleStartState[nrules];
            for (int i_5 = 0; i_5 < nrules; i_5++)
            {
                int s = ReadInt();
                RuleStartState startState = (RuleStartState)atn.states[s];
                atn.ruleToStartState[i_5] = startState;
                if (atn.grammarType == ATNType.Lexer) {
                    int tokenType = ReadInt ();
                    if (tokenType == unchecked((int)(0xFFFF))) {
                        tokenType = TokenConstants.EOF;
                    }
                    atn.ruleToTokenType [i_5] = tokenType;
                }
            }
            atn.ruleToStopState = new RuleStopState[nrules];
            foreach (ATNState state in atn.states)
            {
                if (!(state is RuleStopState))
                {
                    continue;
                }
                RuleStopState stopState = (RuleStopState)state;
                atn.ruleToStopState[state.ruleIndex] = stopState;
                atn.ruleToStartState[state.ruleIndex].stopState = stopState;
            }
        }