java.lang.Object
- edu.uiuc.ncsa.qdl.generated.QDLParserBaseListener

All Implemented Interfaces:

QDLParserListener, org.antlr.v4.runtime.tree.ParseTreeListener

Direct Known Subclasses:

QDLDebugListener
```
public class QDLParserBaseListener
extends Object
implements QDLParserListener
```
This class provides an empty implementation of QDLParserListener, which can be extended to create a listener which only needs to handle a subset of the available methods.

Constructor Summary

Constructors
Constructor Description

QDLParserBaseListener()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`enterAddExpression(QDLParserParser.AddExpressionContext ctx)`	Enter a parse tree produced by the `addExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterAltIFExpression(QDLParserParser.AltIFExpressionContext ctx)`	Enter a parse tree produced by the `altIFExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterAndExpression(QDLParserParser.AndExpressionContext ctx)`	Enter a parse tree produced by the `andExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterAppliesOperator(QDLParserParser.AppliesOperatorContext ctx)`	Enter a parse tree produced by the `appliesOperator` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterAssertStatement(QDLParserParser.AssertStatementContext ctx)`	Enter a parse tree produced by `QDLParserParser.assertStatement()`.
`void`	`enterAssertStatement2(QDLParserParser.AssertStatement2Context ctx)`	Enter a parse tree produced by `QDLParserParser.assertStatement2()`.
`void`	`enterAssignment(QDLParserParser.AssignmentContext ctx)`	Enter a parse tree produced by the `assignment` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterAssociation(QDLParserParser.AssociationContext ctx)`	Enter a parse tree produced by the `association` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterBlockStatement(QDLParserParser.BlockStatementContext ctx)`	Enter a parse tree produced by `QDLParserParser.blockStatement()`.
`void`	`enterCompExpression(QDLParserParser.CompExpressionContext ctx)`	Enter a parse tree produced by the `compExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterConditionalBlock(QDLParserParser.ConditionalBlockContext ctx)`	Enter a parse tree produced by `QDLParserParser.conditionalBlock()`.
`void`	`enterConditionalStatement(QDLParserParser.ConditionalStatementContext ctx)`	Enter a parse tree produced by `QDLParserParser.conditionalStatement()`.
`void`	`enterContainsKey(QDLParserParser.ContainsKeyContext ctx)`	Enter a parse tree produced by the `containsKey` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterDefineStatement(QDLParserParser.DefineStatementContext ctx)`	Enter a parse tree produced by `QDLParserParser.defineStatement()`.
`void`	`enterDocStatementBlock(QDLParserParser.DocStatementBlockContext ctx)`	Enter a parse tree produced by `QDLParserParser.docStatementBlock()`.
`void`	`enterDotOp(QDLParserParser.DotOpContext ctx)`	Enter a parse tree produced by the `dotOp` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterDotOp2(QDLParserParser.DotOp2Context ctx)`	Enter a parse tree produced by the `dotOp2` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterDyadicFunctionRefernce(QDLParserParser.DyadicFunctionRefernceContext ctx)`	Enter a parse tree produced by the `dyadicFunctionRefernce` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterElement(QDLParserParser.ElementContext ctx)`	Enter a parse tree produced by `QDLParserParser.element()`.
`void`	`enterElements(QDLParserParser.ElementsContext ctx)`	Enter a parse tree produced by `QDLParserParser.elements()`.
`void`	`enterEpsilon(QDLParserParser.EpsilonContext ctx)`	Enter a parse tree produced by the `epsilon` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterEqExpression(QDLParserParser.EqExpressionContext ctx)`	Enter a parse tree produced by the `eqExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterEveryRule(org.antlr.v4.runtime.ParserRuleContext ctx)`
`void`	`enterExpressionBlock(QDLParserParser.ExpressionBlockContext ctx)`	Enter a parse tree produced by `QDLParserParser.expressionBlock()`.
`void`	`enterExpressionDyadicOps(QDLParserParser.ExpressionDyadicOpsContext ctx)`	Enter a parse tree produced by the `expressionDyadicOps` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterExtract(QDLParserParser.ExtractContext ctx)`	Enter a parse tree produced by the `extract` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterExtract2(QDLParserParser.Extract2Context ctx)`	Enter a parse tree produced by the `extract2` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterExtract3(QDLParserParser.Extract3Context ctx)`	Enter a parse tree produced by the `extract3` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterExtract4(QDLParserParser.Extract4Context ctx)`	Enter a parse tree produced by the `extract4` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterF_args(QDLParserParser.F_argsContext ctx)`	Enter a parse tree produced by `QDLParserParser.f_args()`.
`void`	`enterFdoc(QDLParserParser.FdocContext ctx)`	Enter a parse tree produced by `QDLParserParser.fdoc()`.
`void`	`enterFloorOrCeilingExpression(QDLParserParser.FloorOrCeilingExpressionContext ctx)`	Enter a parse tree produced by the `floorOrCeilingExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterForAll(QDLParserParser.ForAllContext ctx)`	Enter a parse tree produced by the `forAll` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterFrefDyadicOps(QDLParserParser.FrefDyadicOpsContext ctx)`	Enter a parse tree produced by the `frefDyadicOps` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterFunction(QDLParserParser.FunctionContext ctx)`	Enter a parse tree produced by `QDLParserParser.function()`.
`void`	`enterFunctionReference(QDLParserParser.FunctionReferenceContext ctx)`	Enter a parse tree produced by the `functionReference` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterFunctions(QDLParserParser.FunctionsContext ctx)`	Enter a parse tree produced by the `functions` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterIfElseStatement(QDLParserParser.IfElseStatementContext ctx)`	Enter a parse tree produced by `QDLParserParser.ifElseStatement()`.
`void`	`enterIfStatement(QDLParserParser.IfStatementContext ctx)`	Enter a parse tree produced by `QDLParserParser.ifStatement()`.
`void`	`enterIInterval(QDLParserParser.IIntervalContext ctx)`	Enter a parse tree produced by `QDLParserParser.iInterval()`.
`void`	`enterInteger(QDLParserParser.IntegerContext ctx)`	Enter a parse tree produced by `QDLParserParser.integer()`.
`void`	`enterIntegers(QDLParserParser.IntegersContext ctx)`	Enter a parse tree produced by the `integers` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterIntersectionOrUnion(QDLParserParser.IntersectionOrUnionContext ctx)`	Enter a parse tree produced by the `intersectionOrUnion` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterIntInterval(QDLParserParser.IntIntervalContext ctx)`	Enter a parse tree produced by the `intInterval` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterIs_a(QDLParserParser.Is_aContext ctx)`	Enter a parse tree produced by the `is_a` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterIsDefinedDyadicExpression(QDLParserParser.IsDefinedDyadicExpressionContext ctx)`	Enter a parse tree produced by the `isDefinedDyadicExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterIsDefinedExpression(QDLParserParser.IsDefinedExpressionContext ctx)`	Enter a parse tree produced by the `isDefinedExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterKeyword(QDLParserParser.KeywordContext ctx)`	Enter a parse tree produced by `QDLParserParser.keyword()`.
`void`	`enterKeywords(QDLParserParser.KeywordsContext ctx)`	Enter a parse tree produced by the `keywords` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterLambdaDef(QDLParserParser.LambdaDefContext ctx)`	Enter a parse tree produced by the `lambdaDef` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterLambdaStatement(QDLParserParser.LambdaStatementContext ctx)`	Enter a parse tree produced by `QDLParserParser.lambdaStatement()`.
`void`	`enterLocalStatement(QDLParserParser.LocalStatementContext ctx)`	Enter a parse tree produced by `QDLParserParser.localStatement()`.
`void`	`enterLogical(QDLParserParser.LogicalContext ctx)`	Enter a parse tree produced by the `logical` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterLoopStatement(QDLParserParser.LoopStatementContext ctx)`	Enter a parse tree produced by `QDLParserParser.loopStatement()`.
`void`	`enterModuleExpression(QDLParserParser.ModuleExpressionContext ctx)`	Enter a parse tree produced by the `moduleExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterModuleStatement(QDLParserParser.ModuleStatementContext ctx)`	Enter a parse tree produced by `QDLParserParser.moduleStatement()`.
`void`	`enterMultiplyExpression(QDLParserParser.MultiplyExpressionContext ctx)`	Enter a parse tree produced by the `multiplyExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterNotExpression(QDLParserParser.NotExpressionContext ctx)`	Enter a parse tree produced by the `notExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterNull(QDLParserParser.NullContext ctx)`	Enter a parse tree produced by the `null` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterNumber(QDLParserParser.NumberContext ctx)`	Enter a parse tree produced by `QDLParserParser.number()`.
`void`	`enterNumbers(QDLParserParser.NumbersContext ctx)`	Enter a parse tree produced by the `numbers` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterOp_ref(QDLParserParser.Op_refContext ctx)`	Enter a parse tree produced by `QDLParserParser.op_ref()`.
`void`	`enterOperatorReference(QDLParserParser.OperatorReferenceContext ctx)`	Enter a parse tree produced by the `operatorReference` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterOrExpression(QDLParserParser.OrExpressionContext ctx)`	Enter a parse tree produced by the `orExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterPostfix(QDLParserParser.PostfixContext ctx)`	Enter a parse tree produced by the `postfix` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterPowerExpression(QDLParserParser.PowerExpressionContext ctx)`	Enter a parse tree produced by the `powerExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterPrefix(QDLParserParser.PrefixContext ctx)`	Enter a parse tree produced by the `prefix` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterRealInterval(QDLParserParser.RealIntervalContext ctx)`	Enter a parse tree produced by the `realInterval` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterRegexMatches(QDLParserParser.RegexMatchesContext ctx)`	Enter a parse tree produced by the `regexMatches` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterRInterval(QDLParserParser.RIntervalContext ctx)`	Enter a parse tree produced by `QDLParserParser.rInterval()`.
`void`	`enterSet(QDLParserParser.SetContext ctx)`	Enter a parse tree produced by `QDLParserParser.set()`.
`void`	`enterSetThing(QDLParserParser.SetThingContext ctx)`	Enter a parse tree produced by the `setThing` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterStatement(QDLParserParser.StatementContext ctx)`	Enter a parse tree produced by `QDLParserParser.statement()`.
`void`	`enterStatementBlock(QDLParserParser.StatementBlockContext ctx)`	Enter a parse tree produced by `QDLParserParser.statementBlock()`.
`void`	`enterStemEntry(QDLParserParser.StemEntryContext ctx)`	Enter a parse tree produced by `QDLParserParser.stemEntry()`.
`void`	`enterStemLi(QDLParserParser.StemLiContext ctx)`	Enter a parse tree produced by the `stemLi` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterStemList(QDLParserParser.StemListContext ctx)`	Enter a parse tree produced by `QDLParserParser.stemList()`.
`void`	`enterStemValue(QDLParserParser.StemValueContext ctx)`	Enter a parse tree produced by `QDLParserParser.stemValue()`.
`void`	`enterStemVar(QDLParserParser.StemVarContext ctx)`	Enter a parse tree produced by the `stemVar` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterStemVariable(QDLParserParser.StemVariableContext ctx)`	Enter a parse tree produced by `QDLParserParser.stemVariable()`.
`void`	`enterStrings(QDLParserParser.StringsContext ctx)`	Enter a parse tree produced by the `strings` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterSwitchExpression(QDLParserParser.SwitchExpressionContext ctx)`	Enter a parse tree produced by the `switchExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterSwitchStatement(QDLParserParser.SwitchStatementContext ctx)`	Enter a parse tree produced by `QDLParserParser.switchStatement()`.
`void`	`enterTildeExpression(QDLParserParser.TildeExpressionContext ctx)`	Enter a parse tree produced by the `tildeExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterToSet(QDLParserParser.ToSetContext ctx)`	Enter a parse tree produced by the `toSet` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterTransposeOperator(QDLParserParser.TransposeOperatorContext ctx)`	Enter a parse tree produced by the `transposeOperator` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterTryCatchStatement(QDLParserParser.TryCatchStatementContext ctx)`	Enter a parse tree produced by `QDLParserParser.tryCatchStatement()`.
`void`	`enterUnaryApplyExpression(QDLParserParser.UnaryApplyExpressionContext ctx)`	Enter a parse tree produced by the `unaryApplyExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterUnaryMinusExpression(QDLParserParser.UnaryMinusExpressionContext ctx)`	Enter a parse tree produced by the `unaryMinusExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterUnaryTildeExpression(QDLParserParser.UnaryTildeExpressionContext ctx)`	Enter a parse tree produced by the `unaryTildeExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterUnaryTransposeExpression(QDLParserParser.UnaryTransposeExpressionContext ctx)`	Enter a parse tree produced by the `unaryTransposeExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`enterVariable(QDLParserParser.VariableContext ctx)`	Enter a parse tree produced by `QDLParserParser.variable()`.
`void`	`enterVariables(QDLParserParser.VariablesContext ctx)`	Enter a parse tree produced by the `variables` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitAddExpression(QDLParserParser.AddExpressionContext ctx)`	Exit a parse tree produced by the `addExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitAltIFExpression(QDLParserParser.AltIFExpressionContext ctx)`	Exit a parse tree produced by the `altIFExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitAndExpression(QDLParserParser.AndExpressionContext ctx)`	Exit a parse tree produced by the `andExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitAppliesOperator(QDLParserParser.AppliesOperatorContext ctx)`	Exit a parse tree produced by the `appliesOperator` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitAssertStatement(QDLParserParser.AssertStatementContext ctx)`	Exit a parse tree produced by `QDLParserParser.assertStatement()`.
`void`	`exitAssertStatement2(QDLParserParser.AssertStatement2Context ctx)`	Exit a parse tree produced by `QDLParserParser.assertStatement2()`.
`void`	`exitAssignment(QDLParserParser.AssignmentContext ctx)`	Exit a parse tree produced by the `assignment` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitAssociation(QDLParserParser.AssociationContext ctx)`	Exit a parse tree produced by the `association` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitBlockStatement(QDLParserParser.BlockStatementContext ctx)`	Exit a parse tree produced by `QDLParserParser.blockStatement()`.
`void`	`exitCompExpression(QDLParserParser.CompExpressionContext ctx)`	Exit a parse tree produced by the `compExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitConditionalBlock(QDLParserParser.ConditionalBlockContext ctx)`	Exit a parse tree produced by `QDLParserParser.conditionalBlock()`.
`void`	`exitConditionalStatement(QDLParserParser.ConditionalStatementContext ctx)`	Exit a parse tree produced by `QDLParserParser.conditionalStatement()`.
`void`	`exitContainsKey(QDLParserParser.ContainsKeyContext ctx)`	Exit a parse tree produced by the `containsKey` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitDefineStatement(QDLParserParser.DefineStatementContext ctx)`	Exit a parse tree produced by `QDLParserParser.defineStatement()`.
`void`	`exitDocStatementBlock(QDLParserParser.DocStatementBlockContext ctx)`	Exit a parse tree produced by `QDLParserParser.docStatementBlock()`.
`void`	`exitDotOp(QDLParserParser.DotOpContext ctx)`	Exit a parse tree produced by the `dotOp` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitDotOp2(QDLParserParser.DotOp2Context ctx)`	Exit a parse tree produced by the `dotOp2` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitDyadicFunctionRefernce(QDLParserParser.DyadicFunctionRefernceContext ctx)`	Exit a parse tree produced by the `dyadicFunctionRefernce` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitElement(QDLParserParser.ElementContext ctx)`	Exit a parse tree produced by `QDLParserParser.element()`.
`void`	`exitElements(QDLParserParser.ElementsContext ctx)`	Exit a parse tree produced by `QDLParserParser.elements()`.
`void`	`exitEpsilon(QDLParserParser.EpsilonContext ctx)`	Exit a parse tree produced by the `epsilon` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitEqExpression(QDLParserParser.EqExpressionContext ctx)`	Exit a parse tree produced by the `eqExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitEveryRule(org.antlr.v4.runtime.ParserRuleContext ctx)`
`void`	`exitExpressionBlock(QDLParserParser.ExpressionBlockContext ctx)`	Exit a parse tree produced by `QDLParserParser.expressionBlock()`.
`void`	`exitExpressionDyadicOps(QDLParserParser.ExpressionDyadicOpsContext ctx)`	Exit a parse tree produced by the `expressionDyadicOps` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitExtract(QDLParserParser.ExtractContext ctx)`	Exit a parse tree produced by the `extract` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitExtract2(QDLParserParser.Extract2Context ctx)`	Exit a parse tree produced by the `extract2` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitExtract3(QDLParserParser.Extract3Context ctx)`	Exit a parse tree produced by the `extract3` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitExtract4(QDLParserParser.Extract4Context ctx)`	Exit a parse tree produced by the `extract4` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitF_args(QDLParserParser.F_argsContext ctx)`	Exit a parse tree produced by `QDLParserParser.f_args()`.
`void`	`exitFdoc(QDLParserParser.FdocContext ctx)`	Exit a parse tree produced by `QDLParserParser.fdoc()`.
`void`	`exitFloorOrCeilingExpression(QDLParserParser.FloorOrCeilingExpressionContext ctx)`	Exit a parse tree produced by the `floorOrCeilingExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitForAll(QDLParserParser.ForAllContext ctx)`	Exit a parse tree produced by the `forAll` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitFrefDyadicOps(QDLParserParser.FrefDyadicOpsContext ctx)`	Exit a parse tree produced by the `frefDyadicOps` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitFunction(QDLParserParser.FunctionContext ctx)`	Exit a parse tree produced by `QDLParserParser.function()`.
`void`	`exitFunctionReference(QDLParserParser.FunctionReferenceContext ctx)`	Exit a parse tree produced by the `functionReference` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitFunctions(QDLParserParser.FunctionsContext ctx)`	Exit a parse tree produced by the `functions` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitIfElseStatement(QDLParserParser.IfElseStatementContext ctx)`	Exit a parse tree produced by `QDLParserParser.ifElseStatement()`.
`void`	`exitIfStatement(QDLParserParser.IfStatementContext ctx)`	Exit a parse tree produced by `QDLParserParser.ifStatement()`.
`void`	`exitIInterval(QDLParserParser.IIntervalContext ctx)`	Exit a parse tree produced by `QDLParserParser.iInterval()`.
`void`	`exitInteger(QDLParserParser.IntegerContext ctx)`	Exit a parse tree produced by `QDLParserParser.integer()`.
`void`	`exitIntegers(QDLParserParser.IntegersContext ctx)`	Exit a parse tree produced by the `integers` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitIntersectionOrUnion(QDLParserParser.IntersectionOrUnionContext ctx)`	Exit a parse tree produced by the `intersectionOrUnion` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitIntInterval(QDLParserParser.IntIntervalContext ctx)`	Exit a parse tree produced by the `intInterval` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitIs_a(QDLParserParser.Is_aContext ctx)`	Exit a parse tree produced by the `is_a` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitIsDefinedDyadicExpression(QDLParserParser.IsDefinedDyadicExpressionContext ctx)`	Exit a parse tree produced by the `isDefinedDyadicExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitIsDefinedExpression(QDLParserParser.IsDefinedExpressionContext ctx)`	Exit a parse tree produced by the `isDefinedExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitKeyword(QDLParserParser.KeywordContext ctx)`	Exit a parse tree produced by `QDLParserParser.keyword()`.
`void`	`exitKeywords(QDLParserParser.KeywordsContext ctx)`	Exit a parse tree produced by the `keywords` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitLambdaDef(QDLParserParser.LambdaDefContext ctx)`	Exit a parse tree produced by the `lambdaDef` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitLambdaStatement(QDLParserParser.LambdaStatementContext ctx)`	Exit a parse tree produced by `QDLParserParser.lambdaStatement()`.
`void`	`exitLocalStatement(QDLParserParser.LocalStatementContext ctx)`	Exit a parse tree produced by `QDLParserParser.localStatement()`.
`void`	`exitLogical(QDLParserParser.LogicalContext ctx)`	Exit a parse tree produced by the `logical` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitLoopStatement(QDLParserParser.LoopStatementContext ctx)`	Exit a parse tree produced by `QDLParserParser.loopStatement()`.
`void`	`exitModuleExpression(QDLParserParser.ModuleExpressionContext ctx)`	Exit a parse tree produced by the `moduleExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitModuleStatement(QDLParserParser.ModuleStatementContext ctx)`	Exit a parse tree produced by `QDLParserParser.moduleStatement()`.
`void`	`exitMultiplyExpression(QDLParserParser.MultiplyExpressionContext ctx)`	Exit a parse tree produced by the `multiplyExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitNotExpression(QDLParserParser.NotExpressionContext ctx)`	Exit a parse tree produced by the `notExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitNull(QDLParserParser.NullContext ctx)`	Exit a parse tree produced by the `null` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitNumber(QDLParserParser.NumberContext ctx)`	Exit a parse tree produced by `QDLParserParser.number()`.
`void`	`exitNumbers(QDLParserParser.NumbersContext ctx)`	Exit a parse tree produced by the `numbers` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitOp_ref(QDLParserParser.Op_refContext ctx)`	Exit a parse tree produced by `QDLParserParser.op_ref()`.
`void`	`exitOperatorReference(QDLParserParser.OperatorReferenceContext ctx)`	Exit a parse tree produced by the `operatorReference` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitOrExpression(QDLParserParser.OrExpressionContext ctx)`	Exit a parse tree produced by the `orExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitPostfix(QDLParserParser.PostfixContext ctx)`	Exit a parse tree produced by the `postfix` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitPowerExpression(QDLParserParser.PowerExpressionContext ctx)`	Exit a parse tree produced by the `powerExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitPrefix(QDLParserParser.PrefixContext ctx)`	Exit a parse tree produced by the `prefix` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitRealInterval(QDLParserParser.RealIntervalContext ctx)`	Exit a parse tree produced by the `realInterval` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitRegexMatches(QDLParserParser.RegexMatchesContext ctx)`	Exit a parse tree produced by the `regexMatches` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitRInterval(QDLParserParser.RIntervalContext ctx)`	Exit a parse tree produced by `QDLParserParser.rInterval()`.
`void`	`exitSet(QDLParserParser.SetContext ctx)`	Exit a parse tree produced by `QDLParserParser.set()`.
`void`	`exitSetThing(QDLParserParser.SetThingContext ctx)`	Exit a parse tree produced by the `setThing` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitStatement(QDLParserParser.StatementContext ctx)`	Exit a parse tree produced by `QDLParserParser.statement()`.
`void`	`exitStatementBlock(QDLParserParser.StatementBlockContext ctx)`	Exit a parse tree produced by `QDLParserParser.statementBlock()`.
`void`	`exitStemEntry(QDLParserParser.StemEntryContext ctx)`	Exit a parse tree produced by `QDLParserParser.stemEntry()`.
`void`	`exitStemLi(QDLParserParser.StemLiContext ctx)`	Exit a parse tree produced by the `stemLi` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitStemList(QDLParserParser.StemListContext ctx)`	Exit a parse tree produced by `QDLParserParser.stemList()`.
`void`	`exitStemValue(QDLParserParser.StemValueContext ctx)`	Exit a parse tree produced by `QDLParserParser.stemValue()`.
`void`	`exitStemVar(QDLParserParser.StemVarContext ctx)`	Exit a parse tree produced by the `stemVar` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitStemVariable(QDLParserParser.StemVariableContext ctx)`	Exit a parse tree produced by `QDLParserParser.stemVariable()`.
`void`	`exitStrings(QDLParserParser.StringsContext ctx)`	Exit a parse tree produced by the `strings` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitSwitchExpression(QDLParserParser.SwitchExpressionContext ctx)`	Exit a parse tree produced by the `switchExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitSwitchStatement(QDLParserParser.SwitchStatementContext ctx)`	Exit a parse tree produced by `QDLParserParser.switchStatement()`.
`void`	`exitTildeExpression(QDLParserParser.TildeExpressionContext ctx)`	Exit a parse tree produced by the `tildeExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitToSet(QDLParserParser.ToSetContext ctx)`	Exit a parse tree produced by the `toSet` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitTransposeOperator(QDLParserParser.TransposeOperatorContext ctx)`	Exit a parse tree produced by the `transposeOperator` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitTryCatchStatement(QDLParserParser.TryCatchStatementContext ctx)`	Exit a parse tree produced by `QDLParserParser.tryCatchStatement()`.
`void`	`exitUnaryApplyExpression(QDLParserParser.UnaryApplyExpressionContext ctx)`	Exit a parse tree produced by the `unaryApplyExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitUnaryMinusExpression(QDLParserParser.UnaryMinusExpressionContext ctx)`	Exit a parse tree produced by the `unaryMinusExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitUnaryTildeExpression(QDLParserParser.UnaryTildeExpressionContext ctx)`	Exit a parse tree produced by the `unaryTildeExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitUnaryTransposeExpression(QDLParserParser.UnaryTransposeExpressionContext ctx)`	Exit a parse tree produced by the `unaryTransposeExpression` labeled alternative in `QDLParserParser.expression()`.
`void`	`exitVariable(QDLParserParser.VariableContext ctx)`	Exit a parse tree produced by `QDLParserParser.variable()`.
`void`	`exitVariables(QDLParserParser.VariablesContext ctx)`	Exit a parse tree produced by the `variables` labeled alternative in `QDLParserParser.expression()`.
`void`	`visitErrorNode(org.antlr.v4.runtime.tree.ErrorNode node)`
`void`	`visitTerminal(org.antlr.v4.runtime.tree.TerminalNode node)`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - QDLParserBaseListener
```
public QDLParserBaseListener()
```
- Method Detail
  - enterElements
```
public void enterElements(QDLParserParser.ElementsContext ctx)
```
    Enter a parse tree produced by QDLParserParser.elements().
    The default implementation does nothing.
    
    Specified by:
    
    enterElements in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitElements
```
public void exitElements(QDLParserParser.ElementsContext ctx)
```
    Exit a parse tree produced by QDLParserParser.elements().
    The default implementation does nothing.
    
    Specified by:
    
    exitElements in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterElement
```
public void enterElement(QDLParserParser.ElementContext ctx)
```
    Enter a parse tree produced by QDLParserParser.element().
    The default implementation does nothing.
    
    Specified by:
    
    enterElement in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitElement
```
public void exitElement(QDLParserParser.ElementContext ctx)
```
    Exit a parse tree produced by QDLParserParser.element().
    The default implementation does nothing.
    
    Specified by:
    
    exitElement in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterStatement
```
public void enterStatement(QDLParserParser.StatementContext ctx)
```
    Enter a parse tree produced by QDLParserParser.statement().
    The default implementation does nothing.
    
    Specified by:
    
    enterStatement in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitStatement
```
public void exitStatement(QDLParserParser.StatementContext ctx)
```
    Exit a parse tree produced by QDLParserParser.statement().
    The default implementation does nothing.
    
    Specified by:
    
    exitStatement in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterConditionalStatement
```
public void enterConditionalStatement(QDLParserParser.ConditionalStatementContext ctx)
```
    Enter a parse tree produced by QDLParserParser.conditionalStatement().
    The default implementation does nothing.
    
    Specified by:
    
    enterConditionalStatement in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitConditionalStatement
```
public void exitConditionalStatement(QDLParserParser.ConditionalStatementContext ctx)
```
    Exit a parse tree produced by QDLParserParser.conditionalStatement().
    The default implementation does nothing.
    
    Specified by:
    
    exitConditionalStatement in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterIfStatement
```
public void enterIfStatement(QDLParserParser.IfStatementContext ctx)
```
    Enter a parse tree produced by QDLParserParser.ifStatement().
    The default implementation does nothing.
    
    Specified by:
    
    enterIfStatement in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitIfStatement
```
public void exitIfStatement(QDLParserParser.IfStatementContext ctx)
```
    Exit a parse tree produced by QDLParserParser.ifStatement().
    The default implementation does nothing.
    
    Specified by:
    
    exitIfStatement in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterIfElseStatement
```
public void enterIfElseStatement(QDLParserParser.IfElseStatementContext ctx)
```
    Enter a parse tree produced by QDLParserParser.ifElseStatement().
    The default implementation does nothing.
    
    Specified by:
    
    enterIfElseStatement in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitIfElseStatement
```
public void exitIfElseStatement(QDLParserParser.IfElseStatementContext ctx)
```
    Exit a parse tree produced by QDLParserParser.ifElseStatement().
    The default implementation does nothing.
    
    Specified by:
    
    exitIfElseStatement in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterLoopStatement
```
public void enterLoopStatement(QDLParserParser.LoopStatementContext ctx)
```
    Enter a parse tree produced by QDLParserParser.loopStatement().
    The default implementation does nothing.
    
    Specified by:
    
    enterLoopStatement in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitLoopStatement
```
public void exitLoopStatement(QDLParserParser.LoopStatementContext ctx)
```
    Exit a parse tree produced by QDLParserParser.loopStatement().
    The default implementation does nothing.
    
    Specified by:
    
    exitLoopStatement in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterSwitchStatement
```
public void enterSwitchStatement(QDLParserParser.SwitchStatementContext ctx)
```
    Enter a parse tree produced by QDLParserParser.switchStatement().
    The default implementation does nothing.
    
    Specified by:
    
    enterSwitchStatement in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitSwitchStatement
```
public void exitSwitchStatement(QDLParserParser.SwitchStatementContext ctx)
```
    Exit a parse tree produced by QDLParserParser.switchStatement().
    The default implementation does nothing.
    
    Specified by:
    
    exitSwitchStatement in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterDefineStatement
```
public void enterDefineStatement(QDLParserParser.DefineStatementContext ctx)
```
    Enter a parse tree produced by QDLParserParser.defineStatement().
    The default implementation does nothing.
    
    Specified by:
    
    enterDefineStatement in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitDefineStatement
```
public void exitDefineStatement(QDLParserParser.DefineStatementContext ctx)
```
    Exit a parse tree produced by QDLParserParser.defineStatement().
    The default implementation does nothing.
    
    Specified by:
    
    exitDefineStatement in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterLambdaStatement
```
public void enterLambdaStatement(QDLParserParser.LambdaStatementContext ctx)
```
    Enter a parse tree produced by QDLParserParser.lambdaStatement().
    The default implementation does nothing.
    
    Specified by:
    
    enterLambdaStatement in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitLambdaStatement
```
public void exitLambdaStatement(QDLParserParser.LambdaStatementContext ctx)
```
    Exit a parse tree produced by QDLParserParser.lambdaStatement().
    The default implementation does nothing.
    
    Specified by:
    
    exitLambdaStatement in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterModuleStatement
```
public void enterModuleStatement(QDLParserParser.ModuleStatementContext ctx)
```
    Enter a parse tree produced by QDLParserParser.moduleStatement().
    The default implementation does nothing.
    
    Specified by:
    
    enterModuleStatement in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitModuleStatement
```
public void exitModuleStatement(QDLParserParser.ModuleStatementContext ctx)
```
    Exit a parse tree produced by QDLParserParser.moduleStatement().
    The default implementation does nothing.
    
    Specified by:
    
    exitModuleStatement in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterTryCatchStatement
```
public void enterTryCatchStatement(QDLParserParser.TryCatchStatementContext ctx)
```
    Enter a parse tree produced by QDLParserParser.tryCatchStatement().
    The default implementation does nothing.
    
    Specified by:
    
    enterTryCatchStatement in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitTryCatchStatement
```
public void exitTryCatchStatement(QDLParserParser.TryCatchStatementContext ctx)
```
    Exit a parse tree produced by QDLParserParser.tryCatchStatement().
    The default implementation does nothing.
    
    Specified by:
    
    exitTryCatchStatement in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterAssertStatement
```
public void enterAssertStatement(QDLParserParser.AssertStatementContext ctx)
```
    Enter a parse tree produced by QDLParserParser.assertStatement().
    The default implementation does nothing.
    
    Specified by:
    
    enterAssertStatement in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitAssertStatement
```
public void exitAssertStatement(QDLParserParser.AssertStatementContext ctx)
```
    Exit a parse tree produced by QDLParserParser.assertStatement().
    The default implementation does nothing.
    
    Specified by:
    
    exitAssertStatement in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterBlockStatement
```
public void enterBlockStatement(QDLParserParser.BlockStatementContext ctx)
```
    Enter a parse tree produced by QDLParserParser.blockStatement().
    The default implementation does nothing.
    
    Specified by:
    
    enterBlockStatement in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitBlockStatement
```
public void exitBlockStatement(QDLParserParser.BlockStatementContext ctx)
```
    Exit a parse tree produced by QDLParserParser.blockStatement().
    The default implementation does nothing.
    
    Specified by:
    
    exitBlockStatement in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterLocalStatement
```
public void enterLocalStatement(QDLParserParser.LocalStatementContext ctx)
```
    Enter a parse tree produced by QDLParserParser.localStatement().
    The default implementation does nothing.
    
    Specified by:
    
    enterLocalStatement in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitLocalStatement
```
public void exitLocalStatement(QDLParserParser.LocalStatementContext ctx)
```
    Exit a parse tree produced by QDLParserParser.localStatement().
    The default implementation does nothing.
    
    Specified by:
    
    exitLocalStatement in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterAssertStatement2
```
public void enterAssertStatement2(QDLParserParser.AssertStatement2Context ctx)
```
    Enter a parse tree produced by QDLParserParser.assertStatement2().
    The default implementation does nothing.
    
    Specified by:
    
    enterAssertStatement2 in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitAssertStatement2
```
public void exitAssertStatement2(QDLParserParser.AssertStatement2Context ctx)
```
    Exit a parse tree produced by QDLParserParser.assertStatement2().
    The default implementation does nothing.
    
    Specified by:
    
    exitAssertStatement2 in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterStatementBlock
```
public void enterStatementBlock(QDLParserParser.StatementBlockContext ctx)
```
    Enter a parse tree produced by QDLParserParser.statementBlock().
    The default implementation does nothing.
    
    Specified by:
    
    enterStatementBlock in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitStatementBlock
```
public void exitStatementBlock(QDLParserParser.StatementBlockContext ctx)
```
    Exit a parse tree produced by QDLParserParser.statementBlock().
    The default implementation does nothing.
    
    Specified by:
    
    exitStatementBlock in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterDocStatementBlock
```
public void enterDocStatementBlock(QDLParserParser.DocStatementBlockContext ctx)
```
    Enter a parse tree produced by QDLParserParser.docStatementBlock().
    The default implementation does nothing.
    
    Specified by:
    
    enterDocStatementBlock in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitDocStatementBlock
```
public void exitDocStatementBlock(QDLParserParser.DocStatementBlockContext ctx)
```
    Exit a parse tree produced by QDLParserParser.docStatementBlock().
    The default implementation does nothing.
    
    Specified by:
    
    exitDocStatementBlock in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterExpressionBlock
```
public void enterExpressionBlock(QDLParserParser.ExpressionBlockContext ctx)
```
    Enter a parse tree produced by QDLParserParser.expressionBlock().
    The default implementation does nothing.
    
    Specified by:
    
    enterExpressionBlock in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitExpressionBlock
```
public void exitExpressionBlock(QDLParserParser.ExpressionBlockContext ctx)
```
    Exit a parse tree produced by QDLParserParser.expressionBlock().
    The default implementation does nothing.
    
    Specified by:
    
    exitExpressionBlock in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterConditionalBlock
```
public void enterConditionalBlock(QDLParserParser.ConditionalBlockContext ctx)
```
    Enter a parse tree produced by QDLParserParser.conditionalBlock().
    The default implementation does nothing.
    
    Specified by:
    
    enterConditionalBlock in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitConditionalBlock
```
public void exitConditionalBlock(QDLParserParser.ConditionalBlockContext ctx)
```
    Exit a parse tree produced by QDLParserParser.conditionalBlock().
    The default implementation does nothing.
    
    Specified by:
    
    exitConditionalBlock in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterFdoc
```
public void enterFdoc(QDLParserParser.FdocContext ctx)
```
    Enter a parse tree produced by QDLParserParser.fdoc().
    The default implementation does nothing.
    
    Specified by:
    
    enterFdoc in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitFdoc
```
public void exitFdoc(QDLParserParser.FdocContext ctx)
```
    Exit a parse tree produced by QDLParserParser.fdoc().
    The default implementation does nothing.
    
    Specified by:
    
    exitFdoc in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterIInterval
```
public void enterIInterval(QDLParserParser.IIntervalContext ctx)
```
    Enter a parse tree produced by QDLParserParser.iInterval().
    The default implementation does nothing.
    
    Specified by:
    
    enterIInterval in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitIInterval
```
public void exitIInterval(QDLParserParser.IIntervalContext ctx)
```
    Exit a parse tree produced by QDLParserParser.iInterval().
    The default implementation does nothing.
    
    Specified by:
    
    exitIInterval in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterRInterval
```
public void enterRInterval(QDLParserParser.RIntervalContext ctx)
```
    Enter a parse tree produced by QDLParserParser.rInterval().
    The default implementation does nothing.
    
    Specified by:
    
    enterRInterval in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitRInterval
```
public void exitRInterval(QDLParserParser.RIntervalContext ctx)
```
    Exit a parse tree produced by QDLParserParser.rInterval().
    The default implementation does nothing.
    
    Specified by:
    
    exitRInterval in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterSet
```
public void enterSet(QDLParserParser.SetContext ctx)
```
    Enter a parse tree produced by QDLParserParser.set().
    The default implementation does nothing.
    
    Specified by:
    
    enterSet in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitSet
```
public void exitSet(QDLParserParser.SetContext ctx)
```
    Exit a parse tree produced by QDLParserParser.set().
    The default implementation does nothing.
    
    Specified by:
    
    exitSet in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterStemVariable
```
public void enterStemVariable(QDLParserParser.StemVariableContext ctx)
```
    Enter a parse tree produced by QDLParserParser.stemVariable().
    The default implementation does nothing.
    
    Specified by:
    
    enterStemVariable in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitStemVariable
```
public void exitStemVariable(QDLParserParser.StemVariableContext ctx)
```
    Exit a parse tree produced by QDLParserParser.stemVariable().
    The default implementation does nothing.
    
    Specified by:
    
    exitStemVariable in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterStemEntry
```
public void enterStemEntry(QDLParserParser.StemEntryContext ctx)
```
    Enter a parse tree produced by QDLParserParser.stemEntry().
    The default implementation does nothing.
    
    Specified by:
    
    enterStemEntry in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitStemEntry
```
public void exitStemEntry(QDLParserParser.StemEntryContext ctx)
```
    Exit a parse tree produced by QDLParserParser.stemEntry().
    The default implementation does nothing.
    
    Specified by:
    
    exitStemEntry in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterStemList
```
public void enterStemList(QDLParserParser.StemListContext ctx)
```
    Enter a parse tree produced by QDLParserParser.stemList().
    The default implementation does nothing.
    
    Specified by:
    
    enterStemList in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitStemList
```
public void exitStemList(QDLParserParser.StemListContext ctx)
```
    Exit a parse tree produced by QDLParserParser.stemList().
    The default implementation does nothing.
    
    Specified by:
    
    exitStemList in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterStemValue
```
public void enterStemValue(QDLParserParser.StemValueContext ctx)
```
    Enter a parse tree produced by QDLParserParser.stemValue().
    The default implementation does nothing.
    
    Specified by:
    
    enterStemValue in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitStemValue
```
public void exitStemValue(QDLParserParser.StemValueContext ctx)
```
    Exit a parse tree produced by QDLParserParser.stemValue().
    The default implementation does nothing.
    
    Specified by:
    
    exitStemValue in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterFunction
```
public void enterFunction(QDLParserParser.FunctionContext ctx)
```
    Enter a parse tree produced by QDLParserParser.function().
    The default implementation does nothing.
    
    Specified by:
    
    enterFunction in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitFunction
```
public void exitFunction(QDLParserParser.FunctionContext ctx)
```
    Exit a parse tree produced by QDLParserParser.function().
    The default implementation does nothing.
    
    Specified by:
    
    exitFunction in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterOp_ref
```
public void enterOp_ref(QDLParserParser.Op_refContext ctx)
```
    Enter a parse tree produced by QDLParserParser.op_ref().
    The default implementation does nothing.
    
    Specified by:
    
    enterOp_ref in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitOp_ref
```
public void exitOp_ref(QDLParserParser.Op_refContext ctx)
```
    Exit a parse tree produced by QDLParserParser.op_ref().
    The default implementation does nothing.
    
    Specified by:
    
    exitOp_ref in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterF_args
```
public void enterF_args(QDLParserParser.F_argsContext ctx)
```
    Enter a parse tree produced by QDLParserParser.f_args().
    The default implementation does nothing.
    
    Specified by:
    
    enterF_args in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitF_args
```
public void exitF_args(QDLParserParser.F_argsContext ctx)
```
    Exit a parse tree produced by QDLParserParser.f_args().
    The default implementation does nothing.
    
    Specified by:
    
    exitF_args in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterFunctions
```
public void enterFunctions(QDLParserParser.FunctionsContext ctx)
```
    Enter a parse tree produced by the functions labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterFunctions in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitFunctions
```
public void exitFunctions(QDLParserParser.FunctionsContext ctx)
```
    Exit a parse tree produced by the functions labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitFunctions in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterUnaryApplyExpression
```
public void enterUnaryApplyExpression(QDLParserParser.UnaryApplyExpressionContext ctx)
```
    Enter a parse tree produced by the unaryApplyExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterUnaryApplyExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitUnaryApplyExpression
```
public void exitUnaryApplyExpression(QDLParserParser.UnaryApplyExpressionContext ctx)
```
    Exit a parse tree produced by the unaryApplyExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitUnaryApplyExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterKeywords
```
public void enterKeywords(QDLParserParser.KeywordsContext ctx)
```
    Enter a parse tree produced by the keywords labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterKeywords in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitKeywords
```
public void exitKeywords(QDLParserParser.KeywordsContext ctx)
```
    Exit a parse tree produced by the keywords labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitKeywords in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterPrefix
```
public void enterPrefix(QDLParserParser.PrefixContext ctx)
```
    Enter a parse tree produced by the prefix labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterPrefix in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitPrefix
```
public void exitPrefix(QDLParserParser.PrefixContext ctx)
```
    Exit a parse tree produced by the prefix labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitPrefix in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterTildeExpression
```
public void enterTildeExpression(QDLParserParser.TildeExpressionContext ctx)
```
    Enter a parse tree produced by the tildeExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterTildeExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitTildeExpression
```
public void exitTildeExpression(QDLParserParser.TildeExpressionContext ctx)
```
    Exit a parse tree produced by the tildeExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitTildeExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterNumbers
```
public void enterNumbers(QDLParserParser.NumbersContext ctx)
```
    Enter a parse tree produced by the numbers labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterNumbers in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitNumbers
```
public void exitNumbers(QDLParserParser.NumbersContext ctx)
```
    Exit a parse tree produced by the numbers labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitNumbers in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterNotExpression
```
public void enterNotExpression(QDLParserParser.NotExpressionContext ctx)
```
    Enter a parse tree produced by the notExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterNotExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitNotExpression
```
public void exitNotExpression(QDLParserParser.NotExpressionContext ctx)
```
    Exit a parse tree produced by the notExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitNotExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterMultiplyExpression
```
public void enterMultiplyExpression(QDLParserParser.MultiplyExpressionContext ctx)
```
    Enter a parse tree produced by the multiplyExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterMultiplyExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitMultiplyExpression
```
public void exitMultiplyExpression(QDLParserParser.MultiplyExpressionContext ctx)
```
    Exit a parse tree produced by the multiplyExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitMultiplyExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterFloorOrCeilingExpression
```
public void enterFloorOrCeilingExpression(QDLParserParser.FloorOrCeilingExpressionContext ctx)
```
    Enter a parse tree produced by the floorOrCeilingExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterFloorOrCeilingExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitFloorOrCeilingExpression
```
public void exitFloorOrCeilingExpression(QDLParserParser.FloorOrCeilingExpressionContext ctx)
```
    Exit a parse tree produced by the floorOrCeilingExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitFloorOrCeilingExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterIntegers
```
public void enterIntegers(QDLParserParser.IntegersContext ctx)
```
    Enter a parse tree produced by the integers labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterIntegers in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitIntegers
```
public void exitIntegers(QDLParserParser.IntegersContext ctx)
```
    Exit a parse tree produced by the integers labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitIntegers in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterEpsilon
```
public void enterEpsilon(QDLParserParser.EpsilonContext ctx)
```
    Enter a parse tree produced by the epsilon labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterEpsilon in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitEpsilon
```
public void exitEpsilon(QDLParserParser.EpsilonContext ctx)
```
    Exit a parse tree produced by the epsilon labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitEpsilon in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterSetThing
```
public void enterSetThing(QDLParserParser.SetThingContext ctx)
```
    Enter a parse tree produced by the setThing labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterSetThing in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitSetThing
```
public void exitSetThing(QDLParserParser.SetThingContext ctx)
```
    Exit a parse tree produced by the setThing labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitSetThing in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterFrefDyadicOps
```
public void enterFrefDyadicOps(QDLParserParser.FrefDyadicOpsContext ctx)
```
    Enter a parse tree produced by the frefDyadicOps labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterFrefDyadicOps in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitFrefDyadicOps
```
public void exitFrefDyadicOps(QDLParserParser.FrefDyadicOpsContext ctx)
```
    Exit a parse tree produced by the frefDyadicOps labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitFrefDyadicOps in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterCompExpression
```
public void enterCompExpression(QDLParserParser.CompExpressionContext ctx)
```
    Enter a parse tree produced by the compExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterCompExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitCompExpression
```
public void exitCompExpression(QDLParserParser.CompExpressionContext ctx)
```
    Exit a parse tree produced by the compExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitCompExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterIntersectionOrUnion
```
public void enterIntersectionOrUnion(QDLParserParser.IntersectionOrUnionContext ctx)
```
    Enter a parse tree produced by the intersectionOrUnion labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterIntersectionOrUnion in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitIntersectionOrUnion
```
public void exitIntersectionOrUnion(QDLParserParser.IntersectionOrUnionContext ctx)
```
    Exit a parse tree produced by the intersectionOrUnion labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitIntersectionOrUnion in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterModuleExpression
```
public void enterModuleExpression(QDLParserParser.ModuleExpressionContext ctx)
```
    Enter a parse tree produced by the moduleExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterModuleExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitModuleExpression
```
public void exitModuleExpression(QDLParserParser.ModuleExpressionContext ctx)
```
    Exit a parse tree produced by the moduleExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitModuleExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterOperatorReference
```
public void enterOperatorReference(QDLParserParser.OperatorReferenceContext ctx)
```
    Enter a parse tree produced by the operatorReference labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterOperatorReference in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitOperatorReference
```
public void exitOperatorReference(QDLParserParser.OperatorReferenceContext ctx)
```
    Exit a parse tree produced by the operatorReference labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitOperatorReference in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterDyadicFunctionRefernce
```
public void enterDyadicFunctionRefernce(QDLParserParser.DyadicFunctionRefernceContext ctx)
```
    Enter a parse tree produced by the dyadicFunctionRefernce labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterDyadicFunctionRefernce in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitDyadicFunctionRefernce
```
public void exitDyadicFunctionRefernce(QDLParserParser.DyadicFunctionRefernceContext ctx)
```
    Exit a parse tree produced by the dyadicFunctionRefernce labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitDyadicFunctionRefernce in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterDotOp2
```
public void enterDotOp2(QDLParserParser.DotOp2Context ctx)
```
    Enter a parse tree produced by the dotOp2 labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterDotOp2 in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitDotOp2
```
public void exitDotOp2(QDLParserParser.DotOp2Context ctx)
```
    Exit a parse tree produced by the dotOp2 labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitDotOp2 in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterLambdaDef
```
public void enterLambdaDef(QDLParserParser.LambdaDefContext ctx)
```
    Enter a parse tree produced by the lambdaDef labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterLambdaDef in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitLambdaDef
```
public void exitLambdaDef(QDLParserParser.LambdaDefContext ctx)
```
    Exit a parse tree produced by the lambdaDef labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitLambdaDef in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterContainsKey
```
public void enterContainsKey(QDLParserParser.ContainsKeyContext ctx)
```
    Enter a parse tree produced by the containsKey labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterContainsKey in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitContainsKey
```
public void exitContainsKey(QDLParserParser.ContainsKeyContext ctx)
```
    Exit a parse tree produced by the containsKey labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitContainsKey in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterSwitchExpression
```
public void enterSwitchExpression(QDLParserParser.SwitchExpressionContext ctx)
```
    Enter a parse tree produced by the switchExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterSwitchExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitSwitchExpression
```
public void exitSwitchExpression(QDLParserParser.SwitchExpressionContext ctx)
```
    Exit a parse tree produced by the switchExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitSwitchExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterAppliesOperator
```
public void enterAppliesOperator(QDLParserParser.AppliesOperatorContext ctx)
```
    Enter a parse tree produced by the appliesOperator labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterAppliesOperator in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitAppliesOperator
```
public void exitAppliesOperator(QDLParserParser.AppliesOperatorContext ctx)
```
    Exit a parse tree produced by the appliesOperator labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitAppliesOperator in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterRegexMatches
```
public void enterRegexMatches(QDLParserParser.RegexMatchesContext ctx)
```
    Enter a parse tree produced by the regexMatches labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterRegexMatches in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitRegexMatches
```
public void exitRegexMatches(QDLParserParser.RegexMatchesContext ctx)
```
    Exit a parse tree produced by the regexMatches labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitRegexMatches in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterAltIFExpression
```
public void enterAltIFExpression(QDLParserParser.AltIFExpressionContext ctx)
```
    Enter a parse tree produced by the altIFExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterAltIFExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitAltIFExpression
```
public void exitAltIFExpression(QDLParserParser.AltIFExpressionContext ctx)
```
    Exit a parse tree produced by the altIFExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitAltIFExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterPowerExpression
```
public void enterPowerExpression(QDLParserParser.PowerExpressionContext ctx)
```
    Enter a parse tree produced by the powerExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterPowerExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitPowerExpression
```
public void exitPowerExpression(QDLParserParser.PowerExpressionContext ctx)
```
    Exit a parse tree produced by the powerExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitPowerExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterEqExpression
```
public void enterEqExpression(QDLParserParser.EqExpressionContext ctx)
```
    Enter a parse tree produced by the eqExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterEqExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitEqExpression
```
public void exitEqExpression(QDLParserParser.EqExpressionContext ctx)
```
    Exit a parse tree produced by the eqExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitEqExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterExtract
```
public void enterExtract(QDLParserParser.ExtractContext ctx)
```
    Enter a parse tree produced by the extract labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterExtract in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitExtract
```
public void exitExtract(QDLParserParser.ExtractContext ctx)
```
    Exit a parse tree produced by the extract labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitExtract in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterNull
```
public void enterNull(QDLParserParser.NullContext ctx)
```
    Enter a parse tree produced by the null labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterNull in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitNull
```
public void exitNull(QDLParserParser.NullContext ctx)
```
    Exit a parse tree produced by the null labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitNull in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterAddExpression
```
public void enterAddExpression(QDLParserParser.AddExpressionContext ctx)
```
    Enter a parse tree produced by the addExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterAddExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitAddExpression
```
public void exitAddExpression(QDLParserParser.AddExpressionContext ctx)
```
    Exit a parse tree produced by the addExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitAddExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterIs_a
```
public void enterIs_a(QDLParserParser.Is_aContext ctx)
```
    Enter a parse tree produced by the is_a labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterIs_a in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitIs_a
```
public void exitIs_a(QDLParserParser.Is_aContext ctx)
```
    Exit a parse tree produced by the is_a labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitIs_a in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterStemVar
```
public void enterStemVar(QDLParserParser.StemVarContext ctx)
```
    Enter a parse tree produced by the stemVar labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterStemVar in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitStemVar
```
public void exitStemVar(QDLParserParser.StemVarContext ctx)
```
    Exit a parse tree produced by the stemVar labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitStemVar in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterDotOp
```
public void enterDotOp(QDLParserParser.DotOpContext ctx)
```
    Enter a parse tree produced by the dotOp labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterDotOp in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitDotOp
```
public void exitDotOp(QDLParserParser.DotOpContext ctx)
```
    Exit a parse tree produced by the dotOp labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitDotOp in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterIsDefinedDyadicExpression
```
public void enterIsDefinedDyadicExpression(QDLParserParser.IsDefinedDyadicExpressionContext ctx)
```
    Enter a parse tree produced by the isDefinedDyadicExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterIsDefinedDyadicExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitIsDefinedDyadicExpression
```
public void exitIsDefinedDyadicExpression(QDLParserParser.IsDefinedDyadicExpressionContext ctx)
```
    Exit a parse tree produced by the isDefinedDyadicExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitIsDefinedDyadicExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterForAll
```
public void enterForAll(QDLParserParser.ForAllContext ctx)
```
    Enter a parse tree produced by the forAll labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterForAll in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitForAll
```
public void exitForAll(QDLParserParser.ForAllContext ctx)
```
    Exit a parse tree produced by the forAll labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitForAll in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterAssociation
```
public void enterAssociation(QDLParserParser.AssociationContext ctx)
```
    Enter a parse tree produced by the association labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterAssociation in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitAssociation
```
public void exitAssociation(QDLParserParser.AssociationContext ctx)
```
    Exit a parse tree produced by the association labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitAssociation in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterAndExpression
```
public void enterAndExpression(QDLParserParser.AndExpressionContext ctx)
```
    Enter a parse tree produced by the andExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterAndExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitAndExpression
```
public void exitAndExpression(QDLParserParser.AndExpressionContext ctx)
```
    Exit a parse tree produced by the andExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitAndExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterStrings
```
public void enterStrings(QDLParserParser.StringsContext ctx)
```
    Enter a parse tree produced by the strings labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterStrings in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitStrings
```
public void exitStrings(QDLParserParser.StringsContext ctx)
```
    Exit a parse tree produced by the strings labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitStrings in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterUnaryTildeExpression
```
public void enterUnaryTildeExpression(QDLParserParser.UnaryTildeExpressionContext ctx)
```
    Enter a parse tree produced by the unaryTildeExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterUnaryTildeExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitUnaryTildeExpression
```
public void exitUnaryTildeExpression(QDLParserParser.UnaryTildeExpressionContext ctx)
```
    Exit a parse tree produced by the unaryTildeExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitUnaryTildeExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterPostfix
```
public void enterPostfix(QDLParserParser.PostfixContext ctx)
```
    Enter a parse tree produced by the postfix labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterPostfix in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitPostfix
```
public void exitPostfix(QDLParserParser.PostfixContext ctx)
```
    Exit a parse tree produced by the postfix labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitPostfix in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterRealInterval
```
public void enterRealInterval(QDLParserParser.RealIntervalContext ctx)
```
    Enter a parse tree produced by the realInterval labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterRealInterval in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitRealInterval
```
public void exitRealInterval(QDLParserParser.RealIntervalContext ctx)
```
    Exit a parse tree produced by the realInterval labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitRealInterval in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterTransposeOperator
```
public void enterTransposeOperator(QDLParserParser.TransposeOperatorContext ctx)
```
    Enter a parse tree produced by the transposeOperator labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterTransposeOperator in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitTransposeOperator
```
public void exitTransposeOperator(QDLParserParser.TransposeOperatorContext ctx)
```
    Exit a parse tree produced by the transposeOperator labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitTransposeOperator in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterVariables
```
public void enterVariables(QDLParserParser.VariablesContext ctx)
```
    Enter a parse tree produced by the variables labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterVariables in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitVariables
```
public void exitVariables(QDLParserParser.VariablesContext ctx)
```
    Exit a parse tree produced by the variables labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitVariables in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterAssignment
```
public void enterAssignment(QDLParserParser.AssignmentContext ctx)
```
    Enter a parse tree produced by the assignment labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterAssignment in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitAssignment
```
public void exitAssignment(QDLParserParser.AssignmentContext ctx)
```
    Exit a parse tree produced by the assignment labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitAssignment in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterStemLi
```
public void enterStemLi(QDLParserParser.StemLiContext ctx)
```
    Enter a parse tree produced by the stemLi labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterStemLi in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitStemLi
```
public void exitStemLi(QDLParserParser.StemLiContext ctx)
```
    Exit a parse tree produced by the stemLi labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitStemLi in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterIntInterval
```
public void enterIntInterval(QDLParserParser.IntIntervalContext ctx)
```
    Enter a parse tree produced by the intInterval labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterIntInterval in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitIntInterval
```
public void exitIntInterval(QDLParserParser.IntIntervalContext ctx)
```
    Exit a parse tree produced by the intInterval labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitIntInterval in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterLogical
```
public void enterLogical(QDLParserParser.LogicalContext ctx)
```
    Enter a parse tree produced by the logical labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterLogical in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitLogical
```
public void exitLogical(QDLParserParser.LogicalContext ctx)
```
    Exit a parse tree produced by the logical labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitLogical in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterOrExpression
```
public void enterOrExpression(QDLParserParser.OrExpressionContext ctx)
```
    Enter a parse tree produced by the orExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterOrExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitOrExpression
```
public void exitOrExpression(QDLParserParser.OrExpressionContext ctx)
```
    Exit a parse tree produced by the orExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitOrExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterToSet
```
public void enterToSet(QDLParserParser.ToSetContext ctx)
```
    Enter a parse tree produced by the toSet labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterToSet in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitToSet
```
public void exitToSet(QDLParserParser.ToSetContext ctx)
```
    Exit a parse tree produced by the toSet labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitToSet in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterUnaryMinusExpression
```
public void enterUnaryMinusExpression(QDLParserParser.UnaryMinusExpressionContext ctx)
```
    Enter a parse tree produced by the unaryMinusExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterUnaryMinusExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitUnaryMinusExpression
```
public void exitUnaryMinusExpression(QDLParserParser.UnaryMinusExpressionContext ctx)
```
    Exit a parse tree produced by the unaryMinusExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitUnaryMinusExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterFunctionReference
```
public void enterFunctionReference(QDLParserParser.FunctionReferenceContext ctx)
```
    Enter a parse tree produced by the functionReference labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterFunctionReference in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitFunctionReference
```
public void exitFunctionReference(QDLParserParser.FunctionReferenceContext ctx)
```
    Exit a parse tree produced by the functionReference labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitFunctionReference in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterUnaryTransposeExpression
```
public void enterUnaryTransposeExpression(QDLParserParser.UnaryTransposeExpressionContext ctx)
```
    Enter a parse tree produced by the unaryTransposeExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterUnaryTransposeExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitUnaryTransposeExpression
```
public void exitUnaryTransposeExpression(QDLParserParser.UnaryTransposeExpressionContext ctx)
```
    Exit a parse tree produced by the unaryTransposeExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitUnaryTransposeExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterIsDefinedExpression
```
public void enterIsDefinedExpression(QDLParserParser.IsDefinedExpressionContext ctx)
```
    Enter a parse tree produced by the isDefinedExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterIsDefinedExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitIsDefinedExpression
```
public void exitIsDefinedExpression(QDLParserParser.IsDefinedExpressionContext ctx)
```
    Exit a parse tree produced by the isDefinedExpression labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitIsDefinedExpression in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterExtract2
```
public void enterExtract2(QDLParserParser.Extract2Context ctx)
```
    Enter a parse tree produced by the extract2 labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterExtract2 in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitExtract2
```
public void exitExtract2(QDLParserParser.Extract2Context ctx)
```
    Exit a parse tree produced by the extract2 labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitExtract2 in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterExtract3
```
public void enterExtract3(QDLParserParser.Extract3Context ctx)
```
    Enter a parse tree produced by the extract3 labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterExtract3 in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitExtract3
```
public void exitExtract3(QDLParserParser.Extract3Context ctx)
```
    Exit a parse tree produced by the extract3 labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitExtract3 in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterExtract4
```
public void enterExtract4(QDLParserParser.Extract4Context ctx)
```
    Enter a parse tree produced by the extract4 labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterExtract4 in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitExtract4
```
public void exitExtract4(QDLParserParser.Extract4Context ctx)
```
    Exit a parse tree produced by the extract4 labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitExtract4 in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterExpressionDyadicOps
```
public void enterExpressionDyadicOps(QDLParserParser.ExpressionDyadicOpsContext ctx)
```
    Enter a parse tree produced by the expressionDyadicOps labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    enterExpressionDyadicOps in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitExpressionDyadicOps
```
public void exitExpressionDyadicOps(QDLParserParser.ExpressionDyadicOpsContext ctx)
```
    Exit a parse tree produced by the expressionDyadicOps labeled alternative in QDLParserParser.expression().
    The default implementation does nothing.
    
    Specified by:
    
    exitExpressionDyadicOps in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterVariable
```
public void enterVariable(QDLParserParser.VariableContext ctx)
```
    Enter a parse tree produced by QDLParserParser.variable().
    The default implementation does nothing.
    
    Specified by:
    
    enterVariable in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitVariable
```
public void exitVariable(QDLParserParser.VariableContext ctx)
```
    Exit a parse tree produced by QDLParserParser.variable().
    The default implementation does nothing.
    
    Specified by:
    
    exitVariable in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterNumber
```
public void enterNumber(QDLParserParser.NumberContext ctx)
```
    Enter a parse tree produced by QDLParserParser.number().
    The default implementation does nothing.
    
    Specified by:
    
    enterNumber in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitNumber
```
public void exitNumber(QDLParserParser.NumberContext ctx)
```
    Exit a parse tree produced by QDLParserParser.number().
    The default implementation does nothing.
    
    Specified by:
    
    exitNumber in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterInteger
```
public void enterInteger(QDLParserParser.IntegerContext ctx)
```
    Enter a parse tree produced by QDLParserParser.integer().
    The default implementation does nothing.
    
    Specified by:
    
    enterInteger in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitInteger
```
public void exitInteger(QDLParserParser.IntegerContext ctx)
```
    Exit a parse tree produced by QDLParserParser.integer().
    The default implementation does nothing.
    
    Specified by:
    
    exitInteger in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterKeyword
```
public void enterKeyword(QDLParserParser.KeywordContext ctx)
```
    Enter a parse tree produced by QDLParserParser.keyword().
    The default implementation does nothing.
    
    Specified by:
    
    enterKeyword in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - exitKeyword
```
public void exitKeyword(QDLParserParser.KeywordContext ctx)
```
    Exit a parse tree produced by QDLParserParser.keyword().
    The default implementation does nothing.
    
    Specified by:
    
    exitKeyword in interface QDLParserListener
    
    Parameters:
    
    ctx - the parse tree
  - enterEveryRule
```
public void enterEveryRule(org.antlr.v4.runtime.ParserRuleContext ctx)
```
    The default implementation does nothing.
    
    Specified by:
    
    enterEveryRule in interface org.antlr.v4.runtime.tree.ParseTreeListener
  - exitEveryRule
```
public void exitEveryRule(org.antlr.v4.runtime.ParserRuleContext ctx)
```
    The default implementation does nothing.
    
    Specified by:
    
    exitEveryRule in interface org.antlr.v4.runtime.tree.ParseTreeListener
  - visitTerminal
```
public void visitTerminal(org.antlr.v4.runtime.tree.TerminalNode node)
```
    The default implementation does nothing.
    
    Specified by:
    
    visitTerminal in interface org.antlr.v4.runtime.tree.ParseTreeListener
  - visitErrorNode
```
public void visitErrorNode(org.antlr.v4.runtime.tree.ErrorNode node)
```
    The default implementation does nothing.
    
    Specified by:
    
    visitErrorNode in interface org.antlr.v4.runtime.tree.ParseTreeListener

Class QDLParserBaseListener

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

QDLParserBaseListener

Method Detail

enterElements

exitElements

enterElement

exitElement

enterStatement

exitStatement

enterConditionalStatement

exitConditionalStatement

enterIfStatement

exitIfStatement

enterIfElseStatement

exitIfElseStatement

enterLoopStatement

exitLoopStatement

enterSwitchStatement

exitSwitchStatement

enterDefineStatement

exitDefineStatement

enterLambdaStatement

exitLambdaStatement

enterModuleStatement

exitModuleStatement

enterTryCatchStatement

exitTryCatchStatement

enterAssertStatement

exitAssertStatement

enterBlockStatement

exitBlockStatement

enterLocalStatement

exitLocalStatement

enterAssertStatement2

exitAssertStatement2

enterStatementBlock

exitStatementBlock

enterDocStatementBlock

exitDocStatementBlock

enterExpressionBlock

exitExpressionBlock

enterConditionalBlock

exitConditionalBlock

enterFdoc

exitFdoc

enterIInterval

exitIInterval

enterRInterval

exitRInterval

enterSet

exitSet

enterStemVariable

exitStemVariable

enterStemEntry

exitStemEntry

enterStemList

exitStemList

enterStemValue

exitStemValue

enterFunction

exitFunction

enterOp_ref

exitOp_ref

enterF_args

exitF_args

enterFunctions

exitFunctions

enterUnaryApplyExpression

exitUnaryApplyExpression

enterKeywords

exitKeywords

enterPrefix

exitPrefix

enterTildeExpression

exitTildeExpression

enterNumbers