private ListContext list()

in nlpcraft/src/main/scala/org/apache/nlpcraft/internal/makro/antlr4/NCMacroDslParser.java [405:495]
91 lines of code
15 McCabe index (conditional complexity)

	private ListContext list(int _p) throws RecognitionException {
		ParserRuleContext _parentctx = _ctx;
		int _parentState = getState();
		ListContext _localctx = new ListContext(_ctx, _parentState);
		ListContext _prevctx = _localctx;
		int _startState = 10;
		enterRecursionRule(_localctx, 10, RULE_list, _p);
		try {
			int _alt;
			enterOuterAlt(_localctx, 1);
			{
			setState(46);
			_errHandler.sync(this);
			switch (_input.LA(1)) {
			case LCURLY:
			case REGEX_TXT:
			case IDL_TXT:
			case TXT:
				{
				setState(42);
				expr(0);
				}
				break;
			case UNDERSCORE:
				{
				setState(43);
				match(UNDERSCORE);
				setState(44);
				match(VERT);
				setState(45);
				list(1);
				}
				break;
			default:
				throw new NoViableAltException(this);
			}
			_ctx.stop = _input.LT(-1);
			setState(56);
			_errHandler.sync(this);
			_alt = getInterpreter().adaptivePredict(_input,5,_ctx);
			while ( _alt!=2 && _alt!=org.antlr.v4.runtime.atn.ATN.INVALID_ALT_NUMBER ) {
				if ( _alt==1 ) {
					if ( _parseListeners!=null ) triggerExitRuleEvent();
					_prevctx = _localctx;
					{
					setState(54);
					_errHandler.sync(this);
					switch ( getInterpreter().adaptivePredict(_input,4,_ctx) ) {
					case 1:
						{
						_localctx = new ListContext(_parentctx, _parentState);
						pushNewRecursionContext(_localctx, _startState, RULE_list);
						setState(48);
						if (!(precpred(_ctx, 3))) throw new FailedPredicateException(this, "precpred(_ctx, 3)");
						setState(49);
						match(VERT);
						setState(50);
						expr(0);
						}
						break;
					case 2:
						{
						_localctx = new ListContext(_parentctx, _parentState);
						pushNewRecursionContext(_localctx, _startState, RULE_list);
						setState(51);
						if (!(precpred(_ctx, 2))) throw new FailedPredicateException(this, "precpred(_ctx, 2)");
						setState(52);
						match(VERT);
						setState(53);
						match(UNDERSCORE);
						}
						break;
					}
					} 
				}
				setState(58);
				_errHandler.sync(this);
				_alt = getInterpreter().adaptivePredict(_input,5,_ctx);
			}
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			unrollRecursionContexts(_parentctx);
		}
		return _localctx;
	}