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// Generated from com/xlrit/gears/base/snel/Snel.g4 by ANTLR 4.13.1
package com.xlrit.gears.base.snel;
import org.antlr.v4.runtime.atn.*;
import org.antlr.v4.runtime.dfa.DFA;
import org.antlr.v4.runtime.*;
import org.antlr.v4.runtime.misc.*;
import org.antlr.v4.runtime.tree.*;
import java.util.List;
import java.util.Iterator;
import java.util.ArrayList;

@SuppressWarnings({"all", "warnings", "unchecked", "unused", "cast", "CheckReturnValue"})
public class SnelParser extends Parser {
	static { RuntimeMetaData.checkVersion("4.13.1", RuntimeMetaData.VERSION); }

	protected static final DFA[] _decisionToDFA;
	protected static final PredictionContextCache _sharedContextCache =
		new PredictionContextCache();
	public static final int
		T__0=1, T__1=2, T__2=3, T__3=4, T__4=5, T__5=6, T__6=7, T__7=8, T__8=9, 
		T__9=10, T__10=11, T__11=12, T__12=13, T__13=14, T__14=15, T__15=16, T__16=17, 
		T__17=18, T__18=19, T__19=20, T__20=21, T__21=22, T__22=23, T__23=24, 
		T__24=25, T__25=26, T__26=27, T__27=28, T__28=29, T__29=30, BooleanLiteral=31, 
		IntegerLiteral=32, StringLiteral=33, Parameter=34, Identifier=35, WS=36;
	public static final int
		RULE_startExpr = 0, RULE_startSortClauses = 1, RULE_sortClauses = 2, RULE_sortClause = 3, 
		RULE_sortDirection = 4, RULE_expr = 5, RULE_prefixOp = 6, RULE_postfixOp = 7, 
		RULE_mulOp = 8, RULE_addOp = 9, RULE_eqOp = 10, RULE_relOp = 11, RULE_memberOp = 12, 
		RULE_andOp = 13, RULE_orOp = 14, RULE_otherwiseOp = 15, RULE_listExpression = 16, 
		RULE_optionalTrailingComma = 17, RULE_functionExpression = 18, RULE_actualParams = 19, 
		RULE_parameter = 20, RULE_identifier = 21, RULE_literal = 22;
	private static String[] makeRuleNames() {
		return new String[] {
			"startExpr", "startSortClauses", "sortClauses", "sortClause", "sortDirection", 
			"expr", "prefixOp", "postfixOp", "mulOp", "addOp", "eqOp", "relOp", "memberOp", 
			"andOp", "orOp", "otherwiseOp", "listExpression", "optionalTrailingComma", 
			"functionExpression", "actualParams", "parameter", "identifier", "literal"
		};
	}
	public static final String[] ruleNames = makeRuleNames();

	private static String[] makeLiteralNames() {
		return new String[] {
			null, "','", "'ascending'", "'descending'", "'.'", "'('", "')'", "'-'", 
			"'not'", "'exists'", "'does not exist'", "'*'", "'/'", "'%'", "'+'", 
			"'=='", "'<>'", "'like'", "'<'", "'>'", "'<='", "'>='", "'in'", "'contains'", 
			"'and'", "'&&'", "'or'", "'||'", "'otherwise'", "'['", "']'"
		};
	}
	private static final String[] _LITERAL_NAMES = makeLiteralNames();
	private static String[] makeSymbolicNames() {
		return new String[] {
			null, null, null, null, null, null, null, null, null, null, null, null, 
			null, null, null, null, null, null, null, null, null, null, null, null, 
			null, null, null, null, null, null, null, "BooleanLiteral", "IntegerLiteral", 
			"StringLiteral", "Parameter", "Identifier", "WS"
		};
	}
	private static final String[] _SYMBOLIC_NAMES = makeSymbolicNames();
	public static final Vocabulary VOCABULARY = new VocabularyImpl(_LITERAL_NAMES, _SYMBOLIC_NAMES);

	/**
	 * @deprecated Use {@link #VOCABULARY} instead.
	 */
	@Deprecated
	public static final String[] tokenNames;
	static {
		tokenNames = new String[_SYMBOLIC_NAMES.length];
		for (int i = 0; i < tokenNames.length; i++) {
			tokenNames[i] = VOCABULARY.getLiteralName(i);
			if (tokenNames[i] == null) {
				tokenNames[i] = VOCABULARY.getSymbolicName(i);
			}

			if (tokenNames[i] == null) {
				tokenNames[i] = "";
			}
		}
	}

	@Override
	@Deprecated
	public String[] getTokenNames() {
		return tokenNames;
	}

	@Override

	public Vocabulary getVocabulary() {
		return VOCABULARY;
	}

	@Override
	public String getGrammarFileName() { return "Snel.g4"; }

	@Override
	public String[] getRuleNames() { return ruleNames; }

	@Override
	public String getSerializedATN() { return _serializedATN; }

	@Override
	public ATN getATN() { return _ATN; }

	public SnelParser(TokenStream input) {
		super(input);
		_interp = new ParserATNSimulator(this,_ATN,_decisionToDFA,_sharedContextCache);
	}

	@SuppressWarnings("CheckReturnValue")
	public static class StartExprContext extends ParserRuleContext {
		public ExprContext expr() {
			return getRuleContext(ExprContext.class,0);
		}
		public TerminalNode EOF() { return getToken(SnelParser.EOF, 0); }
		public StartExprContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_startExpr; }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitStartExpr(this);
			else return visitor.visitChildren(this);
		}
	}

	public final StartExprContext startExpr() throws RecognitionException {
		StartExprContext _localctx = new StartExprContext(_ctx, getState());
		enterRule(_localctx, 0, RULE_startExpr);
		try {
			enterOuterAlt(_localctx, 1);
			{
			setState(46);
			expr(0);
			setState(47);
			match(EOF);
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	@SuppressWarnings("CheckReturnValue")
	public static class StartSortClausesContext extends ParserRuleContext {
		public SortClausesContext sortClauses() {
			return getRuleContext(SortClausesContext.class,0);
		}
		public TerminalNode EOF() { return getToken(SnelParser.EOF, 0); }
		public StartSortClausesContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_startSortClauses; }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitStartSortClauses(this);
			else return visitor.visitChildren(this);
		}
	}

	public final StartSortClausesContext startSortClauses() throws RecognitionException {
		StartSortClausesContext _localctx = new StartSortClausesContext(_ctx, getState());
		enterRule(_localctx, 2, RULE_startSortClauses);
		try {
			enterOuterAlt(_localctx, 1);
			{
			setState(49);
			sortClauses();
			setState(50);
			match(EOF);
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	@SuppressWarnings("CheckReturnValue")
	public static class SortClausesContext extends ParserRuleContext {
		public List sortClause() {
			return getRuleContexts(SortClauseContext.class);
		}
		public SortClauseContext sortClause(int i) {
			return getRuleContext(SortClauseContext.class,i);
		}
		public SortClausesContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_sortClauses; }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitSortClauses(this);
			else return visitor.visitChildren(this);
		}
	}

	public final SortClausesContext sortClauses() throws RecognitionException {
		SortClausesContext _localctx = new SortClausesContext(_ctx, getState());
		enterRule(_localctx, 4, RULE_sortClauses);
		int _la;
		try {
			enterOuterAlt(_localctx, 1);
			{
			setState(52);
			sortClause();
			setState(57);
			_errHandler.sync(this);
			_la = _input.LA(1);
			while (_la==T__0) {
				{
				{
				setState(53);
				match(T__0);
				setState(54);
				sortClause();
				}
				}
				setState(59);
				_errHandler.sync(this);
				_la = _input.LA(1);
			}
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	@SuppressWarnings("CheckReturnValue")
	public static class SortClauseContext extends ParserRuleContext {
		public ExprContext expr() {
			return getRuleContext(ExprContext.class,0);
		}
		public SortDirectionContext sortDirection() {
			return getRuleContext(SortDirectionContext.class,0);
		}
		public SortClauseContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_sortClause; }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitSortClause(this);
			else return visitor.visitChildren(this);
		}
	}

	public final SortClauseContext sortClause() throws RecognitionException {
		SortClauseContext _localctx = new SortClauseContext(_ctx, getState());
		enterRule(_localctx, 6, RULE_sortClause);
		int _la;
		try {
			enterOuterAlt(_localctx, 1);
			{
			setState(60);
			expr(0);
			setState(62);
			_errHandler.sync(this);
			_la = _input.LA(1);
			if (_la==T__1 || _la==T__2) {
				{
				setState(61);
				sortDirection();
				}
			}

			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	@SuppressWarnings("CheckReturnValue")
	public static class SortDirectionContext extends ParserRuleContext {
		public SortDirectionContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_sortDirection; }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitSortDirection(this);
			else return visitor.visitChildren(this);
		}
	}

	public final SortDirectionContext sortDirection() throws RecognitionException {
		SortDirectionContext _localctx = new SortDirectionContext(_ctx, getState());
		enterRule(_localctx, 8, RULE_sortDirection);
		int _la;
		try {
			enterOuterAlt(_localctx, 1);
			{
			setState(64);
			_la = _input.LA(1);
			if ( !(_la==T__1 || _la==T__2) ) {
			_errHandler.recoverInline(this);
			}
			else {
				if ( _input.LA(1)==Token.EOF ) matchedEOF = true;
				_errHandler.reportMatch(this);
				consume();
			}
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	@SuppressWarnings("CheckReturnValue")
	public static class ExprContext extends ParserRuleContext {
		public ExprContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_expr; }
	 
		public ExprContext() { }
		public void copyFrom(ExprContext ctx) {
			super.copyFrom(ctx);
		}
	}
	@SuppressWarnings("CheckReturnValue")
	public static class FunExprContext extends ExprContext {
		public FunctionExpressionContext functionExpression() {
			return getRuleContext(FunctionExpressionContext.class,0);
		}
		public FunExprContext(ExprContext ctx) { copyFrom(ctx); }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitFunExpr(this);
			else return visitor.visitChildren(this);
		}
	}
	@SuppressWarnings("CheckReturnValue")
	public static class MemberExprContext extends ExprContext {
		public List expr() {
			return getRuleContexts(ExprContext.class);
		}
		public ExprContext expr(int i) {
			return getRuleContext(ExprContext.class,i);
		}
		public MemberOpContext memberOp() {
			return getRuleContext(MemberOpContext.class,0);
		}
		public MemberExprContext(ExprContext ctx) { copyFrom(ctx); }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitMemberExpr(this);
			else return visitor.visitChildren(this);
		}
	}
	@SuppressWarnings("CheckReturnValue")
	public static class OrExprContext extends ExprContext {
		public List expr() {
			return getRuleContexts(ExprContext.class);
		}
		public ExprContext expr(int i) {
			return getRuleContext(ExprContext.class,i);
		}
		public OrOpContext orOp() {
			return getRuleContext(OrOpContext.class,0);
		}
		public OrExprContext(ExprContext ctx) { copyFrom(ctx); }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitOrExpr(this);
			else return visitor.visitChildren(this);
		}
	}
	@SuppressWarnings("CheckReturnValue")
	public static class ParenExprContext extends ExprContext {
		public ExprContext expr() {
			return getRuleContext(ExprContext.class,0);
		}
		public ParenExprContext(ExprContext ctx) { copyFrom(ctx); }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitParenExpr(this);
			else return visitor.visitChildren(this);
		}
	}
	@SuppressWarnings("CheckReturnValue")
	public static class IdentExprContext extends ExprContext {
		public IdentifierContext identifier() {
			return getRuleContext(IdentifierContext.class,0);
		}
		public IdentExprContext(ExprContext ctx) { copyFrom(ctx); }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitIdentExpr(this);
			else return visitor.visitChildren(this);
		}
	}
	@SuppressWarnings("CheckReturnValue")
	public static class PrefixExprContext extends ExprContext {
		public PrefixOpContext prefixOp() {
			return getRuleContext(PrefixOpContext.class,0);
		}
		public ExprContext expr() {
			return getRuleContext(ExprContext.class,0);
		}
		public PrefixExprContext(ExprContext ctx) { copyFrom(ctx); }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitPrefixExpr(this);
			else return visitor.visitChildren(this);
		}
	}
	@SuppressWarnings("CheckReturnValue")
	public static class ParamExprContext extends ExprContext {
		public ParameterContext parameter() {
			return getRuleContext(ParameterContext.class,0);
		}
		public ParamExprContext(ExprContext ctx) { copyFrom(ctx); }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitParamExpr(this);
			else return visitor.visitChildren(this);
		}
	}
	@SuppressWarnings("CheckReturnValue")
	public static class EqExprContext extends ExprContext {
		public List expr() {
			return getRuleContexts(ExprContext.class);
		}
		public ExprContext expr(int i) {
			return getRuleContext(ExprContext.class,i);
		}
		public EqOpContext eqOp() {
			return getRuleContext(EqOpContext.class,0);
		}
		public EqExprContext(ExprContext ctx) { copyFrom(ctx); }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitEqExpr(this);
			else return visitor.visitChildren(this);
		}
	}
	@SuppressWarnings("CheckReturnValue")
	public static class AddExprContext extends ExprContext {
		public List expr() {
			return getRuleContexts(ExprContext.class);
		}
		public ExprContext expr(int i) {
			return getRuleContext(ExprContext.class,i);
		}
		public AddOpContext addOp() {
			return getRuleContext(AddOpContext.class,0);
		}
		public AddExprContext(ExprContext ctx) { copyFrom(ctx); }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitAddExpr(this);
			else return visitor.visitChildren(this);
		}
	}
	@SuppressWarnings("CheckReturnValue")
	public static class LiteralExprContext extends ExprContext {
		public LiteralContext literal() {
			return getRuleContext(LiteralContext.class,0);
		}
		public LiteralExprContext(ExprContext ctx) { copyFrom(ctx); }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitLiteralExpr(this);
			else return visitor.visitChildren(this);
		}
	}
	@SuppressWarnings("CheckReturnValue")
	public static class MulExprContext extends ExprContext {
		public List expr() {
			return getRuleContexts(ExprContext.class);
		}
		public ExprContext expr(int i) {
			return getRuleContext(ExprContext.class,i);
		}
		public MulOpContext mulOp() {
			return getRuleContext(MulOpContext.class,0);
		}
		public MulExprContext(ExprContext ctx) { copyFrom(ctx); }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitMulExpr(this);
			else return visitor.visitChildren(this);
		}
	}
	@SuppressWarnings("CheckReturnValue")
	public static class AttrExprContext extends ExprContext {
		public ExprContext expr() {
			return getRuleContext(ExprContext.class,0);
		}
		public IdentifierContext identifier() {
			return getRuleContext(IdentifierContext.class,0);
		}
		public AttrExprContext(ExprContext ctx) { copyFrom(ctx); }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitAttrExpr(this);
			else return visitor.visitChildren(this);
		}
	}
	@SuppressWarnings("CheckReturnValue")
	public static class OtherwiseExprContext extends ExprContext {
		public List expr() {
			return getRuleContexts(ExprContext.class);
		}
		public ExprContext expr(int i) {
			return getRuleContext(ExprContext.class,i);
		}
		public OtherwiseOpContext otherwiseOp() {
			return getRuleContext(OtherwiseOpContext.class,0);
		}
		public OtherwiseExprContext(ExprContext ctx) { copyFrom(ctx); }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitOtherwiseExpr(this);
			else return visitor.visitChildren(this);
		}
	}
	@SuppressWarnings("CheckReturnValue")
	public static class PostfixExprContext extends ExprContext {
		public ExprContext expr() {
			return getRuleContext(ExprContext.class,0);
		}
		public PostfixOpContext postfixOp() {
			return getRuleContext(PostfixOpContext.class,0);
		}
		public PostfixExprContext(ExprContext ctx) { copyFrom(ctx); }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitPostfixExpr(this);
			else return visitor.visitChildren(this);
		}
	}
	@SuppressWarnings("CheckReturnValue")
	public static class RelExprContext extends ExprContext {
		public List expr() {
			return getRuleContexts(ExprContext.class);
		}
		public ExprContext expr(int i) {
			return getRuleContext(ExprContext.class,i);
		}
		public RelOpContext relOp() {
			return getRuleContext(RelOpContext.class,0);
		}
		public RelExprContext(ExprContext ctx) { copyFrom(ctx); }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitRelExpr(this);
			else return visitor.visitChildren(this);
		}
	}
	@SuppressWarnings("CheckReturnValue")
	public static class ListExprContext extends ExprContext {
		public ListExpressionContext listExpression() {
			return getRuleContext(ListExpressionContext.class,0);
		}
		public ListExprContext(ExprContext ctx) { copyFrom(ctx); }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitListExpr(this);
			else return visitor.visitChildren(this);
		}
	}
	@SuppressWarnings("CheckReturnValue")
	public static class AndExprContext extends ExprContext {
		public List expr() {
			return getRuleContexts(ExprContext.class);
		}
		public ExprContext expr(int i) {
			return getRuleContext(ExprContext.class,i);
		}
		public AndOpContext andOp() {
			return getRuleContext(AndOpContext.class,0);
		}
		public AndExprContext(ExprContext ctx) { copyFrom(ctx); }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitAndExpr(this);
			else return visitor.visitChildren(this);
		}
	}

	public final ExprContext expr() throws RecognitionException {
		return expr(0);
	}

	private ExprContext expr(int _p) throws RecognitionException {
		ParserRuleContext _parentctx = _ctx;
		int _parentState = getState();
		ExprContext _localctx = new ExprContext(_ctx, _parentState);
		ExprContext _prevctx = _localctx;
		int _startState = 10;
		enterRecursionRule(_localctx, 10, RULE_expr, _p);
		try {
			int _alt;
			enterOuterAlt(_localctx, 1);
			{
			setState(79);
			_errHandler.sync(this);
			switch ( getInterpreter().adaptivePredict(_input,2,_ctx) ) {
			case 1:
				{
				_localctx = new PrefixExprContext(_localctx);
				_ctx = _localctx;
				_prevctx = _localctx;

				setState(67);
				prefixOp();
				setState(68);
				expr(17);
				}
				break;
			case 2:
				{
				_localctx = new ListExprContext(_localctx);
				_ctx = _localctx;
				_prevctx = _localctx;
				setState(70);
				listExpression();
				}
				break;
			case 3:
				{
				_localctx = new FunExprContext(_localctx);
				_ctx = _localctx;
				_prevctx = _localctx;
				setState(71);
				functionExpression();
				}
				break;
			case 4:
				{
				_localctx = new ParenExprContext(_localctx);
				_ctx = _localctx;
				_prevctx = _localctx;
				setState(72);
				match(T__4);
				setState(73);
				expr(0);
				setState(74);
				match(T__5);
				}
				break;
			case 5:
				{
				_localctx = new ParamExprContext(_localctx);
				_ctx = _localctx;
				_prevctx = _localctx;
				setState(76);
				parameter();
				}
				break;
			case 6:
				{
				_localctx = new IdentExprContext(_localctx);
				_ctx = _localctx;
				_prevctx = _localctx;
				setState(77);
				identifier();
				}
				break;
			case 7:
				{
				_localctx = new LiteralExprContext(_localctx);
				_ctx = _localctx;
				_prevctx = _localctx;
				setState(78);
				literal();
				}
				break;
			}
			_ctx.stop = _input.LT(-1);
			setState(120);
			_errHandler.sync(this);
			_alt = getInterpreter().adaptivePredict(_input,4,_ctx);
			while ( _alt!=2 && _alt!=org.antlr.v4.runtime.atn.ATN.INVALID_ALT_NUMBER ) {
				if ( _alt==1 ) {
					if ( _parseListeners!=null ) triggerExitRuleEvent();
					_prevctx = _localctx;
					{
					setState(118);
					_errHandler.sync(this);
					switch ( getInterpreter().adaptivePredict(_input,3,_ctx) ) {
					case 1:
						{
						_localctx = new MulExprContext(new ExprContext(_parentctx, _parentState));
						pushNewRecursionContext(_localctx, _startState, RULE_expr);
						setState(81);
						if (!(precpred(_ctx, 15))) throw new FailedPredicateException(this, "precpred(_ctx, 15)");
						setState(82);
						mulOp();
						setState(83);
						expr(16);
						}
						break;
					case 2:
						{
						_localctx = new AddExprContext(new ExprContext(_parentctx, _parentState));
						pushNewRecursionContext(_localctx, _startState, RULE_expr);
						setState(85);
						if (!(precpred(_ctx, 14))) throw new FailedPredicateException(this, "precpred(_ctx, 14)");
						setState(86);
						addOp();
						setState(87);
						expr(15);
						}
						break;
					case 3:
						{
						_localctx = new EqExprContext(new ExprContext(_parentctx, _parentState));
						pushNewRecursionContext(_localctx, _startState, RULE_expr);
						setState(89);
						if (!(precpred(_ctx, 13))) throw new FailedPredicateException(this, "precpred(_ctx, 13)");
						setState(90);
						eqOp();
						setState(91);
						expr(14);
						}
						break;
					case 4:
						{
						_localctx = new RelExprContext(new ExprContext(_parentctx, _parentState));
						pushNewRecursionContext(_localctx, _startState, RULE_expr);
						setState(93);
						if (!(precpred(_ctx, 12))) throw new FailedPredicateException(this, "precpred(_ctx, 12)");
						setState(94);
						relOp();
						setState(95);
						expr(13);
						}
						break;
					case 5:
						{
						_localctx = new MemberExprContext(new ExprContext(_parentctx, _parentState));
						pushNewRecursionContext(_localctx, _startState, RULE_expr);
						setState(97);
						if (!(precpred(_ctx, 11))) throw new FailedPredicateException(this, "precpred(_ctx, 11)");
						setState(98);
						memberOp();
						setState(99);
						expr(12);
						}
						break;
					case 6:
						{
						_localctx = new AndExprContext(new ExprContext(_parentctx, _parentState));
						pushNewRecursionContext(_localctx, _startState, RULE_expr);
						setState(101);
						if (!(precpred(_ctx, 10))) throw new FailedPredicateException(this, "precpred(_ctx, 10)");
						setState(102);
						andOp();
						setState(103);
						expr(11);
						}
						break;
					case 7:
						{
						_localctx = new OrExprContext(new ExprContext(_parentctx, _parentState));
						pushNewRecursionContext(_localctx, _startState, RULE_expr);
						setState(105);
						if (!(precpred(_ctx, 9))) throw new FailedPredicateException(this, "precpred(_ctx, 9)");
						setState(106);
						orOp();
						setState(107);
						expr(10);
						}
						break;
					case 8:
						{
						_localctx = new OtherwiseExprContext(new ExprContext(_parentctx, _parentState));
						pushNewRecursionContext(_localctx, _startState, RULE_expr);
						setState(109);
						if (!(precpred(_ctx, 8))) throw new FailedPredicateException(this, "precpred(_ctx, 8)");
						setState(110);
						otherwiseOp();
						setState(111);
						expr(9);
						}
						break;
					case 9:
						{
						_localctx = new PostfixExprContext(new ExprContext(_parentctx, _parentState));
						pushNewRecursionContext(_localctx, _startState, RULE_expr);
						setState(113);
						if (!(precpred(_ctx, 16))) throw new FailedPredicateException(this, "precpred(_ctx, 16)");
						setState(114);
						postfixOp();
						}
						break;
					case 10:
						{
						_localctx = new AttrExprContext(new ExprContext(_parentctx, _parentState));
						pushNewRecursionContext(_localctx, _startState, RULE_expr);
						setState(115);
						if (!(precpred(_ctx, 7))) throw new FailedPredicateException(this, "precpred(_ctx, 7)");
						setState(116);
						match(T__3);
						setState(117);
						identifier();
						}
						break;
					}
					} 
				}
				setState(122);
				_errHandler.sync(this);
				_alt = getInterpreter().adaptivePredict(_input,4,_ctx);
			}
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			unrollRecursionContexts(_parentctx);
		}
		return _localctx;
	}

	@SuppressWarnings("CheckReturnValue")
	public static class PrefixOpContext extends ParserRuleContext {
		public PrefixOpContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_prefixOp; }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitPrefixOp(this);
			else return visitor.visitChildren(this);
		}
	}

	public final PrefixOpContext prefixOp() throws RecognitionException {
		PrefixOpContext _localctx = new PrefixOpContext(_ctx, getState());
		enterRule(_localctx, 12, RULE_prefixOp);
		int _la;
		try {
			enterOuterAlt(_localctx, 1);
			{
			setState(123);
			_la = _input.LA(1);
			if ( !(_la==T__6 || _la==T__7) ) {
			_errHandler.recoverInline(this);
			}
			else {
				if ( _input.LA(1)==Token.EOF ) matchedEOF = true;
				_errHandler.reportMatch(this);
				consume();
			}
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	@SuppressWarnings("CheckReturnValue")
	public static class PostfixOpContext extends ParserRuleContext {
		public PostfixOpContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_postfixOp; }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitPostfixOp(this);
			else return visitor.visitChildren(this);
		}
	}

	public final PostfixOpContext postfixOp() throws RecognitionException {
		PostfixOpContext _localctx = new PostfixOpContext(_ctx, getState());
		enterRule(_localctx, 14, RULE_postfixOp);
		int _la;
		try {
			enterOuterAlt(_localctx, 1);
			{
			setState(125);
			_la = _input.LA(1);
			if ( !(_la==T__8 || _la==T__9) ) {
			_errHandler.recoverInline(this);
			}
			else {
				if ( _input.LA(1)==Token.EOF ) matchedEOF = true;
				_errHandler.reportMatch(this);
				consume();
			}
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	@SuppressWarnings("CheckReturnValue")
	public static class MulOpContext extends ParserRuleContext {
		public MulOpContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_mulOp; }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitMulOp(this);
			else return visitor.visitChildren(this);
		}
	}

	public final MulOpContext mulOp() throws RecognitionException {
		MulOpContext _localctx = new MulOpContext(_ctx, getState());
		enterRule(_localctx, 16, RULE_mulOp);
		int _la;
		try {
			enterOuterAlt(_localctx, 1);
			{
			setState(127);
			_la = _input.LA(1);
			if ( !((((_la) & ~0x3f) == 0 && ((1L << _la) & 14336L) != 0)) ) {
			_errHandler.recoverInline(this);
			}
			else {
				if ( _input.LA(1)==Token.EOF ) matchedEOF = true;
				_errHandler.reportMatch(this);
				consume();
			}
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	@SuppressWarnings("CheckReturnValue")
	public static class AddOpContext extends ParserRuleContext {
		public AddOpContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_addOp; }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitAddOp(this);
			else return visitor.visitChildren(this);
		}
	}

	public final AddOpContext addOp() throws RecognitionException {
		AddOpContext _localctx = new AddOpContext(_ctx, getState());
		enterRule(_localctx, 18, RULE_addOp);
		int _la;
		try {
			enterOuterAlt(_localctx, 1);
			{
			setState(129);
			_la = _input.LA(1);
			if ( !(_la==T__6 || _la==T__13) ) {
			_errHandler.recoverInline(this);
			}
			else {
				if ( _input.LA(1)==Token.EOF ) matchedEOF = true;
				_errHandler.reportMatch(this);
				consume();
			}
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	@SuppressWarnings("CheckReturnValue")
	public static class EqOpContext extends ParserRuleContext {
		public EqOpContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_eqOp; }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitEqOp(this);
			else return visitor.visitChildren(this);
		}
	}

	public final EqOpContext eqOp() throws RecognitionException {
		EqOpContext _localctx = new EqOpContext(_ctx, getState());
		enterRule(_localctx, 20, RULE_eqOp);
		int _la;
		try {
			enterOuterAlt(_localctx, 1);
			{
			setState(131);
			_la = _input.LA(1);
			if ( !((((_la) & ~0x3f) == 0 && ((1L << _la) & 229376L) != 0)) ) {
			_errHandler.recoverInline(this);
			}
			else {
				if ( _input.LA(1)==Token.EOF ) matchedEOF = true;
				_errHandler.reportMatch(this);
				consume();
			}
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	@SuppressWarnings("CheckReturnValue")
	public static class RelOpContext extends ParserRuleContext {
		public RelOpContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_relOp; }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitRelOp(this);
			else return visitor.visitChildren(this);
		}
	}

	public final RelOpContext relOp() throws RecognitionException {
		RelOpContext _localctx = new RelOpContext(_ctx, getState());
		enterRule(_localctx, 22, RULE_relOp);
		int _la;
		try {
			enterOuterAlt(_localctx, 1);
			{
			setState(133);
			_la = _input.LA(1);
			if ( !((((_la) & ~0x3f) == 0 && ((1L << _la) & 3932160L) != 0)) ) {
			_errHandler.recoverInline(this);
			}
			else {
				if ( _input.LA(1)==Token.EOF ) matchedEOF = true;
				_errHandler.reportMatch(this);
				consume();
			}
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	@SuppressWarnings("CheckReturnValue")
	public static class MemberOpContext extends ParserRuleContext {
		public MemberOpContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_memberOp; }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitMemberOp(this);
			else return visitor.visitChildren(this);
		}
	}

	public final MemberOpContext memberOp() throws RecognitionException {
		MemberOpContext _localctx = new MemberOpContext(_ctx, getState());
		enterRule(_localctx, 24, RULE_memberOp);
		int _la;
		try {
			enterOuterAlt(_localctx, 1);
			{
			setState(135);
			_la = _input.LA(1);
			if ( !(_la==T__21 || _la==T__22) ) {
			_errHandler.recoverInline(this);
			}
			else {
				if ( _input.LA(1)==Token.EOF ) matchedEOF = true;
				_errHandler.reportMatch(this);
				consume();
			}
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	@SuppressWarnings("CheckReturnValue")
	public static class AndOpContext extends ParserRuleContext {
		public AndOpContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_andOp; }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitAndOp(this);
			else return visitor.visitChildren(this);
		}
	}

	public final AndOpContext andOp() throws RecognitionException {
		AndOpContext _localctx = new AndOpContext(_ctx, getState());
		enterRule(_localctx, 26, RULE_andOp);
		int _la;
		try {
			enterOuterAlt(_localctx, 1);
			{
			setState(137);
			_la = _input.LA(1);
			if ( !(_la==T__23 || _la==T__24) ) {
			_errHandler.recoverInline(this);
			}
			else {
				if ( _input.LA(1)==Token.EOF ) matchedEOF = true;
				_errHandler.reportMatch(this);
				consume();
			}
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	@SuppressWarnings("CheckReturnValue")
	public static class OrOpContext extends ParserRuleContext {
		public OrOpContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_orOp; }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitOrOp(this);
			else return visitor.visitChildren(this);
		}
	}

	public final OrOpContext orOp() throws RecognitionException {
		OrOpContext _localctx = new OrOpContext(_ctx, getState());
		enterRule(_localctx, 28, RULE_orOp);
		int _la;
		try {
			enterOuterAlt(_localctx, 1);
			{
			setState(139);
			_la = _input.LA(1);
			if ( !(_la==T__25 || _la==T__26) ) {
			_errHandler.recoverInline(this);
			}
			else {
				if ( _input.LA(1)==Token.EOF ) matchedEOF = true;
				_errHandler.reportMatch(this);
				consume();
			}
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	@SuppressWarnings("CheckReturnValue")
	public static class OtherwiseOpContext extends ParserRuleContext {
		public OtherwiseOpContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_otherwiseOp; }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitOtherwiseOp(this);
			else return visitor.visitChildren(this);
		}
	}

	public final OtherwiseOpContext otherwiseOp() throws RecognitionException {
		OtherwiseOpContext _localctx = new OtherwiseOpContext(_ctx, getState());
		enterRule(_localctx, 30, RULE_otherwiseOp);
		try {
			enterOuterAlt(_localctx, 1);
			{
			setState(141);
			match(T__27);
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	@SuppressWarnings("CheckReturnValue")
	public static class ListExpressionContext extends ParserRuleContext {
		public List expr() {
			return getRuleContexts(ExprContext.class);
		}
		public ExprContext expr(int i) {
			return getRuleContext(ExprContext.class,i);
		}
		public OptionalTrailingCommaContext optionalTrailingComma() {
			return getRuleContext(OptionalTrailingCommaContext.class,0);
		}
		public ListExpressionContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_listExpression; }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitListExpression(this);
			else return visitor.visitChildren(this);
		}
	}

	public final ListExpressionContext listExpression() throws RecognitionException {
		ListExpressionContext _localctx = new ListExpressionContext(_ctx, getState());
		enterRule(_localctx, 32, RULE_listExpression);
		int _la;
		try {
			int _alt;
			enterOuterAlt(_localctx, 1);
			{
			setState(143);
			match(T__28);
			setState(154);
			_errHandler.sync(this);
			_la = _input.LA(1);
			if ((((_la) & ~0x3f) == 0 && ((1L << _la) & 67108864416L) != 0)) {
				{
				setState(144);
				expr(0);
				setState(149);
				_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 ) {
						{
						{
						setState(145);
						match(T__0);
						setState(146);
						expr(0);
						}
						} 
					}
					setState(151);
					_errHandler.sync(this);
					_alt = getInterpreter().adaptivePredict(_input,5,_ctx);
				}
				setState(152);
				optionalTrailingComma();
				}
			}

			setState(156);
			match(T__29);
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	@SuppressWarnings("CheckReturnValue")
	public static class OptionalTrailingCommaContext extends ParserRuleContext {
		public OptionalTrailingCommaContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_optionalTrailingComma; }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitOptionalTrailingComma(this);
			else return visitor.visitChildren(this);
		}
	}

	public final OptionalTrailingCommaContext optionalTrailingComma() throws RecognitionException {
		OptionalTrailingCommaContext _localctx = new OptionalTrailingCommaContext(_ctx, getState());
		enterRule(_localctx, 34, RULE_optionalTrailingComma);
		int _la;
		try {
			enterOuterAlt(_localctx, 1);
			{
			setState(159);
			_errHandler.sync(this);
			_la = _input.LA(1);
			if (_la==T__0) {
				{
				setState(158);
				match(T__0);
				}
			}

			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	@SuppressWarnings("CheckReturnValue")
	public static class FunctionExpressionContext extends ParserRuleContext {
		public IdentifierContext identifier() {
			return getRuleContext(IdentifierContext.class,0);
		}
		public ActualParamsContext actualParams() {
			return getRuleContext(ActualParamsContext.class,0);
		}
		public FunctionExpressionContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_functionExpression; }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitFunctionExpression(this);
			else return visitor.visitChildren(this);
		}
	}

	public final FunctionExpressionContext functionExpression() throws RecognitionException {
		FunctionExpressionContext _localctx = new FunctionExpressionContext(_ctx, getState());
		enterRule(_localctx, 36, RULE_functionExpression);
		int _la;
		try {
			enterOuterAlt(_localctx, 1);
			{
			setState(161);
			identifier();
			setState(162);
			match(T__4);
			setState(164);
			_errHandler.sync(this);
			_la = _input.LA(1);
			if ((((_la) & ~0x3f) == 0 && ((1L << _la) & 67108864416L) != 0)) {
				{
				setState(163);
				actualParams();
				}
			}

			setState(166);
			match(T__5);
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	@SuppressWarnings("CheckReturnValue")
	public static class ActualParamsContext extends ParserRuleContext {
		public List expr() {
			return getRuleContexts(ExprContext.class);
		}
		public ExprContext expr(int i) {
			return getRuleContext(ExprContext.class,i);
		}
		public ActualParamsContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_actualParams; }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitActualParams(this);
			else return visitor.visitChildren(this);
		}
	}

	public final ActualParamsContext actualParams() throws RecognitionException {
		ActualParamsContext _localctx = new ActualParamsContext(_ctx, getState());
		enterRule(_localctx, 38, RULE_actualParams);
		int _la;
		try {
			enterOuterAlt(_localctx, 1);
			{
			setState(168);
			expr(0);
			setState(173);
			_errHandler.sync(this);
			_la = _input.LA(1);
			while (_la==T__0) {
				{
				{
				setState(169);
				match(T__0);
				setState(170);
				expr(0);
				}
				}
				setState(175);
				_errHandler.sync(this);
				_la = _input.LA(1);
			}
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	@SuppressWarnings("CheckReturnValue")
	public static class ParameterContext extends ParserRuleContext {
		public TerminalNode Parameter() { return getToken(SnelParser.Parameter, 0); }
		public ParameterContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_parameter; }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitParameter(this);
			else return visitor.visitChildren(this);
		}
	}

	public final ParameterContext parameter() throws RecognitionException {
		ParameterContext _localctx = new ParameterContext(_ctx, getState());
		enterRule(_localctx, 40, RULE_parameter);
		try {
			enterOuterAlt(_localctx, 1);
			{
			setState(176);
			match(Parameter);
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	@SuppressWarnings("CheckReturnValue")
	public static class IdentifierContext extends ParserRuleContext {
		public TerminalNode Identifier() { return getToken(SnelParser.Identifier, 0); }
		public IdentifierContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_identifier; }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitIdentifier(this);
			else return visitor.visitChildren(this);
		}
	}

	public final IdentifierContext identifier() throws RecognitionException {
		IdentifierContext _localctx = new IdentifierContext(_ctx, getState());
		enterRule(_localctx, 42, RULE_identifier);
		try {
			enterOuterAlt(_localctx, 1);
			{
			setState(178);
			match(Identifier);
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	@SuppressWarnings("CheckReturnValue")
	public static class LiteralContext extends ParserRuleContext {
		public LiteralContext(ParserRuleContext parent, int invokingState) {
			super(parent, invokingState);
		}
		@Override public int getRuleIndex() { return RULE_literal; }
	 
		public LiteralContext() { }
		public void copyFrom(LiteralContext ctx) {
			super.copyFrom(ctx);
		}
	}
	@SuppressWarnings("CheckReturnValue")
	public static class StringLiteralContext extends LiteralContext {
		public TerminalNode StringLiteral() { return getToken(SnelParser.StringLiteral, 0); }
		public StringLiteralContext(LiteralContext ctx) { copyFrom(ctx); }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitStringLiteral(this);
			else return visitor.visitChildren(this);
		}
	}
	@SuppressWarnings("CheckReturnValue")
	public static class IntegerLiteralContext extends LiteralContext {
		public TerminalNode IntegerLiteral() { return getToken(SnelParser.IntegerLiteral, 0); }
		public IntegerLiteralContext(LiteralContext ctx) { copyFrom(ctx); }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitIntegerLiteral(this);
			else return visitor.visitChildren(this);
		}
	}
	@SuppressWarnings("CheckReturnValue")
	public static class BooleanLiteralContext extends LiteralContext {
		public TerminalNode BooleanLiteral() { return getToken(SnelParser.BooleanLiteral, 0); }
		public BooleanLiteralContext(LiteralContext ctx) { copyFrom(ctx); }
		@Override
		public  T accept(ParseTreeVisitor visitor) {
			if ( visitor instanceof SnelVisitor ) return ((SnelVisitor)visitor).visitBooleanLiteral(this);
			else return visitor.visitChildren(this);
		}
	}

	public final LiteralContext literal() throws RecognitionException {
		LiteralContext _localctx = new LiteralContext(_ctx, getState());
		enterRule(_localctx, 44, RULE_literal);
		try {
			setState(183);
			_errHandler.sync(this);
			switch (_input.LA(1)) {
			case BooleanLiteral:
				_localctx = new BooleanLiteralContext(_localctx);
				enterOuterAlt(_localctx, 1);
				{
				setState(180);
				match(BooleanLiteral);
				}
				break;
			case IntegerLiteral:
				_localctx = new IntegerLiteralContext(_localctx);
				enterOuterAlt(_localctx, 2);
				{
				setState(181);
				match(IntegerLiteral);
				}
				break;
			case StringLiteral:
				_localctx = new StringLiteralContext(_localctx);
				enterOuterAlt(_localctx, 3);
				{
				setState(182);
				match(StringLiteral);
				}
				break;
			default:
				throw new NoViableAltException(this);
			}
		}
		catch (RecognitionException re) {
			_localctx.exception = re;
			_errHandler.reportError(this, re);
			_errHandler.recover(this, re);
		}
		finally {
			exitRule();
		}
		return _localctx;
	}

	public boolean sempred(RuleContext _localctx, int ruleIndex, int predIndex) {
		switch (ruleIndex) {
		case 5:
			return expr_sempred((ExprContext)_localctx, predIndex);
		}
		return true;
	}
	private boolean expr_sempred(ExprContext _localctx, int predIndex) {
		switch (predIndex) {
		case 0:
			return precpred(_ctx, 15);
		case 1:
			return precpred(_ctx, 14);
		case 2:
			return precpred(_ctx, 13);
		case 3:
			return precpred(_ctx, 12);
		case 4:
			return precpred(_ctx, 11);
		case 5:
			return precpred(_ctx, 10);
		case 6:
			return precpred(_ctx, 9);
		case 7:
			return precpred(_ctx, 8);
		case 8:
			return precpred(_ctx, 16);
		case 9:
			return precpred(_ctx, 7);
		}
		return true;
	}

	public static final String _serializedATN =
		"\u0004\u0001$\u00ba\u0002\u0000\u0007\u0000\u0002\u0001\u0007\u0001\u0002"+
		"\u0002\u0007\u0002\u0002\u0003\u0007\u0003\u0002\u0004\u0007\u0004\u0002"+
		"\u0005\u0007\u0005\u0002\u0006\u0007\u0006\u0002\u0007\u0007\u0007\u0002"+
		"\b\u0007\b\u0002\t\u0007\t\u0002\n\u0007\n\u0002\u000b\u0007\u000b\u0002"+
		"\f\u0007\f\u0002\r\u0007\r\u0002\u000e\u0007\u000e\u0002\u000f\u0007\u000f"+
		"\u0002\u0010\u0007\u0010\u0002\u0011\u0007\u0011\u0002\u0012\u0007\u0012"+
		"\u0002\u0013\u0007\u0013\u0002\u0014\u0007\u0014\u0002\u0015\u0007\u0015"+
		"\u0002\u0016\u0007\u0016\u0001\u0000\u0001\u0000\u0001\u0000\u0001\u0001"+
		"\u0001\u0001\u0001\u0001\u0001\u0002\u0001\u0002\u0001\u0002\u0005\u0002"+
		"8\b\u0002\n\u0002\f\u0002;\t\u0002\u0001\u0003\u0001\u0003\u0003\u0003"+
		"?\b\u0003\u0001\u0004\u0001\u0004\u0001\u0005\u0001\u0005\u0001\u0005"+
		"\u0001\u0005\u0001\u0005\u0001\u0005\u0001\u0005\u0001\u0005\u0001\u0005"+
		"\u0001\u0005\u0001\u0005\u0001\u0005\u0001\u0005\u0003\u0005P\b\u0005"+
		"\u0001\u0005\u0001\u0005\u0001\u0005\u0001\u0005\u0001\u0005\u0001\u0005"+
		"\u0001\u0005\u0001\u0005\u0001\u0005\u0001\u0005\u0001\u0005\u0001\u0005"+
		"\u0001\u0005\u0001\u0005\u0001\u0005\u0001\u0005\u0001\u0005\u0001\u0005"+
		"\u0001\u0005\u0001\u0005\u0001\u0005\u0001\u0005\u0001\u0005\u0001\u0005"+
		"\u0001\u0005\u0001\u0005\u0001\u0005\u0001\u0005\u0001\u0005\u0001\u0005"+
		"\u0001\u0005\u0001\u0005\u0001\u0005\u0001\u0005\u0001\u0005\u0001\u0005"+
		"\u0001\u0005\u0005\u0005w\b\u0005\n\u0005\f\u0005z\t\u0005\u0001\u0006"+
		"\u0001\u0006\u0001\u0007\u0001\u0007\u0001\b\u0001\b\u0001\t\u0001\t\u0001"+
		"\n\u0001\n\u0001\u000b\u0001\u000b\u0001\f\u0001\f\u0001\r\u0001\r\u0001"+
		"\u000e\u0001\u000e\u0001\u000f\u0001\u000f\u0001\u0010\u0001\u0010\u0001"+
		"\u0010\u0001\u0010\u0005\u0010\u0094\b\u0010\n\u0010\f\u0010\u0097\t\u0010"+
		"\u0001\u0010\u0001\u0010\u0003\u0010\u009b\b\u0010\u0001\u0010\u0001\u0010"+
		"\u0001\u0011\u0003\u0011\u00a0\b\u0011\u0001\u0012\u0001\u0012\u0001\u0012"+
		"\u0003\u0012\u00a5\b\u0012\u0001\u0012\u0001\u0012\u0001\u0013\u0001\u0013"+
		"\u0001\u0013\u0005\u0013\u00ac\b\u0013\n\u0013\f\u0013\u00af\t\u0013\u0001"+
		"\u0014\u0001\u0014\u0001\u0015\u0001\u0015\u0001\u0016\u0001\u0016\u0001"+
		"\u0016\u0003\u0016\u00b8\b\u0016\u0001\u0016\u0000\u0001\n\u0017\u0000"+
		"\u0002\u0004\u0006\b\n\f\u000e\u0010\u0012\u0014\u0016\u0018\u001a\u001c"+
		"\u001e \"$&(*,\u0000\n\u0001\u0000\u0002\u0003\u0001\u0000\u0007\b\u0001"+
		"\u0000\t\n\u0001\u0000\u000b\r\u0002\u0000\u0007\u0007\u000e\u000e\u0001"+
		"\u0000\u000f\u0011\u0001\u0000\u0012\u0015\u0001\u0000\u0016\u0017\u0001"+
		"\u0000\u0018\u0019\u0001\u0000\u001a\u001b\u00bb\u0000.\u0001\u0000\u0000"+
		"\u0000\u00021\u0001\u0000\u0000\u0000\u00044\u0001\u0000\u0000\u0000\u0006"+
		"<\u0001\u0000\u0000\u0000\b@\u0001\u0000\u0000\u0000\nO\u0001\u0000\u0000"+
		"\u0000\f{\u0001\u0000\u0000\u0000\u000e}\u0001\u0000\u0000\u0000\u0010"+
		"\u007f\u0001\u0000\u0000\u0000\u0012\u0081\u0001\u0000\u0000\u0000\u0014"+
		"\u0083\u0001\u0000\u0000\u0000\u0016\u0085\u0001\u0000\u0000\u0000\u0018"+
		"\u0087\u0001\u0000\u0000\u0000\u001a\u0089\u0001\u0000\u0000\u0000\u001c"+
		"\u008b\u0001\u0000\u0000\u0000\u001e\u008d\u0001\u0000\u0000\u0000 \u008f"+
		"\u0001\u0000\u0000\u0000\"\u009f\u0001\u0000\u0000\u0000$\u00a1\u0001"+
		"\u0000\u0000\u0000&\u00a8\u0001\u0000\u0000\u0000(\u00b0\u0001\u0000\u0000"+
		"\u0000*\u00b2\u0001\u0000\u0000\u0000,\u00b7\u0001\u0000\u0000\u0000."+
		"/\u0003\n\u0005\u0000/0\u0005\u0000\u0000\u00010\u0001\u0001\u0000\u0000"+
		"\u000012\u0003\u0004\u0002\u000023\u0005\u0000\u0000\u00013\u0003\u0001"+
		"\u0000\u0000\u000049\u0003\u0006\u0003\u000056\u0005\u0001\u0000\u0000"+
		"68\u0003\u0006\u0003\u000075\u0001\u0000\u0000\u00008;\u0001\u0000\u0000"+
		"\u000097\u0001\u0000\u0000\u00009:\u0001\u0000\u0000\u0000:\u0005\u0001"+
		"\u0000\u0000\u0000;9\u0001\u0000\u0000\u0000<>\u0003\n\u0005\u0000=?\u0003"+
		"\b\u0004\u0000>=\u0001\u0000\u0000\u0000>?\u0001\u0000\u0000\u0000?\u0007"+
		"\u0001\u0000\u0000\u0000@A\u0007\u0000\u0000\u0000A\t\u0001\u0000\u0000"+
		"\u0000BC\u0006\u0005\uffff\uffff\u0000CD\u0003\f\u0006\u0000DE\u0003\n"+
		"\u0005\u0011EP\u0001\u0000\u0000\u0000FP\u0003 \u0010\u0000GP\u0003$\u0012"+
		"\u0000HI\u0005\u0005\u0000\u0000IJ\u0003\n\u0005\u0000JK\u0005\u0006\u0000"+
		"\u0000KP\u0001\u0000\u0000\u0000LP\u0003(\u0014\u0000MP\u0003*\u0015\u0000"+
		"NP\u0003,\u0016\u0000OB\u0001\u0000\u0000\u0000OF\u0001\u0000\u0000\u0000"+
		"OG\u0001\u0000\u0000\u0000OH\u0001\u0000\u0000\u0000OL\u0001\u0000\u0000"+
		"\u0000OM\u0001\u0000\u0000\u0000ON\u0001\u0000\u0000\u0000Px\u0001\u0000"+
		"\u0000\u0000QR\n\u000f\u0000\u0000RS\u0003\u0010\b\u0000ST\u0003\n\u0005"+
		"\u0010Tw\u0001\u0000\u0000\u0000UV\n\u000e\u0000\u0000VW\u0003\u0012\t"+
		"\u0000WX\u0003\n\u0005\u000fXw\u0001\u0000\u0000\u0000YZ\n\r\u0000\u0000"+
		"Z[\u0003\u0014\n\u0000[\\\u0003\n\u0005\u000e\\w\u0001\u0000\u0000\u0000"+
		"]^\n\f\u0000\u0000^_\u0003\u0016\u000b\u0000_`\u0003\n\u0005\r`w\u0001"+
		"\u0000\u0000\u0000ab\n\u000b\u0000\u0000bc\u0003\u0018\f\u0000cd\u0003"+
		"\n\u0005\fdw\u0001\u0000\u0000\u0000ef\n\n\u0000\u0000fg\u0003\u001a\r"+
		"\u0000gh\u0003\n\u0005\u000bhw\u0001\u0000\u0000\u0000ij\n\t\u0000\u0000"+
		"jk\u0003\u001c\u000e\u0000kl\u0003\n\u0005\nlw\u0001\u0000\u0000\u0000"+
		"mn\n\b\u0000\u0000no\u0003\u001e\u000f\u0000op\u0003\n\u0005\tpw\u0001"+
		"\u0000\u0000\u0000qr\n\u0010\u0000\u0000rw\u0003\u000e\u0007\u0000st\n"+
		"\u0007\u0000\u0000tu\u0005\u0004\u0000\u0000uw\u0003*\u0015\u0000vQ\u0001"+
		"\u0000\u0000\u0000vU\u0001\u0000\u0000\u0000vY\u0001\u0000\u0000\u0000"+
		"v]\u0001\u0000\u0000\u0000va\u0001\u0000\u0000\u0000ve\u0001\u0000\u0000"+
		"\u0000vi\u0001\u0000\u0000\u0000vm\u0001\u0000\u0000\u0000vq\u0001\u0000"+
		"\u0000\u0000vs\u0001\u0000\u0000\u0000wz\u0001\u0000\u0000\u0000xv\u0001"+
		"\u0000\u0000\u0000xy\u0001\u0000\u0000\u0000y\u000b\u0001\u0000\u0000"+
		"\u0000zx\u0001\u0000\u0000\u0000{|\u0007\u0001\u0000\u0000|\r\u0001\u0000"+
		"\u0000\u0000}~\u0007\u0002\u0000\u0000~\u000f\u0001\u0000\u0000\u0000"+
		"\u007f\u0080\u0007\u0003\u0000\u0000\u0080\u0011\u0001\u0000\u0000\u0000"+
		"\u0081\u0082\u0007\u0004\u0000\u0000\u0082\u0013\u0001\u0000\u0000\u0000"+
		"\u0083\u0084\u0007\u0005\u0000\u0000\u0084\u0015\u0001\u0000\u0000\u0000"+
		"\u0085\u0086\u0007\u0006\u0000\u0000\u0086\u0017\u0001\u0000\u0000\u0000"+
		"\u0087\u0088\u0007\u0007\u0000\u0000\u0088\u0019\u0001\u0000\u0000\u0000"+
		"\u0089\u008a\u0007\b\u0000\u0000\u008a\u001b\u0001\u0000\u0000\u0000\u008b"+
		"\u008c\u0007\t\u0000\u0000\u008c\u001d\u0001\u0000\u0000\u0000\u008d\u008e"+
		"\u0005\u001c\u0000\u0000\u008e\u001f\u0001\u0000\u0000\u0000\u008f\u009a"+
		"\u0005\u001d\u0000\u0000\u0090\u0095\u0003\n\u0005\u0000\u0091\u0092\u0005"+
		"\u0001\u0000\u0000\u0092\u0094\u0003\n\u0005\u0000\u0093\u0091\u0001\u0000"+
		"\u0000\u0000\u0094\u0097\u0001\u0000\u0000\u0000\u0095\u0093\u0001\u0000"+
		"\u0000\u0000\u0095\u0096\u0001\u0000\u0000\u0000\u0096\u0098\u0001\u0000"+
		"\u0000\u0000\u0097\u0095\u0001\u0000\u0000\u0000\u0098\u0099\u0003\"\u0011"+
		"\u0000\u0099\u009b\u0001\u0000\u0000\u0000\u009a\u0090\u0001\u0000\u0000"+
		"\u0000\u009a\u009b\u0001\u0000\u0000\u0000\u009b\u009c\u0001\u0000\u0000"+
		"\u0000\u009c\u009d\u0005\u001e\u0000\u0000\u009d!\u0001\u0000\u0000\u0000"+
		"\u009e\u00a0\u0005\u0001\u0000\u0000\u009f\u009e\u0001\u0000\u0000\u0000"+
		"\u009f\u00a0\u0001\u0000\u0000\u0000\u00a0#\u0001\u0000\u0000\u0000\u00a1"+
		"\u00a2\u0003*\u0015\u0000\u00a2\u00a4\u0005\u0005\u0000\u0000\u00a3\u00a5"+
		"\u0003&\u0013\u0000\u00a4\u00a3\u0001\u0000\u0000\u0000\u00a4\u00a5\u0001"+
		"\u0000\u0000\u0000\u00a5\u00a6\u0001\u0000\u0000\u0000\u00a6\u00a7\u0005"+
		"\u0006\u0000\u0000\u00a7%\u0001\u0000\u0000\u0000\u00a8\u00ad\u0003\n"+
		"\u0005\u0000\u00a9\u00aa\u0005\u0001\u0000\u0000\u00aa\u00ac\u0003\n\u0005"+
		"\u0000\u00ab\u00a9\u0001\u0000\u0000\u0000\u00ac\u00af\u0001\u0000\u0000"+
		"\u0000\u00ad\u00ab\u0001\u0000\u0000\u0000\u00ad\u00ae\u0001\u0000\u0000"+
		"\u0000\u00ae\'\u0001\u0000\u0000\u0000\u00af\u00ad\u0001\u0000\u0000\u0000"+
		"\u00b0\u00b1\u0005\"\u0000\u0000\u00b1)\u0001\u0000\u0000\u0000\u00b2"+
		"\u00b3\u0005#\u0000\u0000\u00b3+\u0001\u0000\u0000\u0000\u00b4\u00b8\u0005"+
		"\u001f\u0000\u0000\u00b5\u00b8\u0005 \u0000\u0000\u00b6\u00b8\u0005!\u0000"+
		"\u0000\u00b7\u00b4\u0001\u0000\u0000\u0000\u00b7\u00b5\u0001\u0000\u0000"+
		"\u0000\u00b7\u00b6\u0001\u0000\u0000\u0000\u00b8-\u0001\u0000\u0000\u0000"+
		"\u000b9>Ovx\u0095\u009a\u009f\u00a4\u00ad\u00b7";
	public static final ATN _ATN =
		new ATNDeserializer().deserialize(_serializedATN.toCharArray());
	static {
		_decisionToDFA = new DFA[_ATN.getNumberOfDecisions()];
		for (int i = 0; i < _ATN.getNumberOfDecisions(); i++) {
			_decisionToDFA[i] = new DFA(_ATN.getDecisionState(i), i);
		}
	}
}




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