All Superinterfaces:

org.antlr.v4.runtime.tree.ParseTreeListener

All Known Implementing Classes:

RegexParserBaseListener
```
public interface RegexParserListener
extends org.antlr.v4.runtime.tree.ParseTreeListener
```
This interface defines a complete listener for a parse tree produced by RegexParser.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`enterAfterColumn(RegexParser.AfterColumnContext ctx)`	Enter a parse tree produced by the `AfterColumn` labeled alternative in `RegexParser.zero_width()`.
`void`	`enterAfterColumnCursor(RegexParser.AfterColumnCursorContext ctx)`	Enter a parse tree produced by the `AfterColumnCursor` labeled alternative in `RegexParser.zero_width()`.
`void`	`enterAfterLine(RegexParser.AfterLineContext ctx)`	Enter a parse tree produced by the `AfterLine` labeled alternative in `RegexParser.zero_width()`.
`void`	`enterAfterLineCursor(RegexParser.AfterLineCursorContext ctx)`	Enter a parse tree produced by the `AfterLineCursor` labeled alternative in `RegexParser.zero_width()`.
`void`	`enterAfterMark(RegexParser.AfterMarkContext ctx)`	Enter a parse tree produced by the `AfterMark` labeled alternative in `RegexParser.zero_width()`.
`void`	`enterAlnumClass(RegexParser.AlnumClassContext ctx)`	Enter a parse tree produced by the `AlnumClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`enterAlpha(RegexParser.AlphaContext ctx)`	Enter a parse tree produced by the `Alpha` labeled alternative in `RegexParser.char_class()`.
`void`	`enterAlphaClass(RegexParser.AlphaClassContext ctx)`	Enter a parse tree produced by the `AlphaClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`enterAnyChar(RegexParser.AnyCharContext ctx)`	Enter a parse tree produced by the `AnyChar` labeled alternative in `RegexParser.ordinary_atom()`.
`void`	`enterAnyCharNL(RegexParser.AnyCharNLContext ctx)`	Enter a parse tree produced by the `AnyCharNL` labeled alternative in `RegexParser.ordinary_atom()`.
`void`	`enterAtomic(RegexParser.AtomicContext ctx)`	Enter a parse tree produced by the `Atomic` labeled alternative in `RegexParser.multi()`.
`void`	`enterBackreference(RegexParser.BackreferenceContext ctx)`	Enter a parse tree produced by the `Backreference` labeled alternative in `RegexParser.ordinary_atom()`.
`void`	`enterBackspaceClass(RegexParser.BackspaceClassContext ctx)`	Enter a parse tree produced by the `BackspaceClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`enterBeforeColumn(RegexParser.BeforeColumnContext ctx)`	Enter a parse tree produced by the `BeforeColumn` labeled alternative in `RegexParser.zero_width()`.
`void`	`enterBeforeColumnCursor(RegexParser.BeforeColumnCursorContext ctx)`	Enter a parse tree produced by the `BeforeColumnCursor` labeled alternative in `RegexParser.zero_width()`.
`void`	`enterBeforeLine(RegexParser.BeforeLineContext ctx)`	Enter a parse tree produced by the `BeforeLine` labeled alternative in `RegexParser.zero_width()`.
`void`	`enterBeforeLineCursor(RegexParser.BeforeLineCursorContext ctx)`	Enter a parse tree produced by the `BeforeLineCursor` labeled alternative in `RegexParser.zero_width()`.
`void`	`enterBeforeMark(RegexParser.BeforeMarkContext ctx)`	Enter a parse tree produced by the `BeforeMark` labeled alternative in `RegexParser.zero_width()`.
`void`	`enterBlankClass(RegexParser.BlankClassContext ctx)`	Enter a parse tree produced by the `BlankClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`enterBranch(RegexParser.BranchContext ctx)`	Enter a parse tree produced by `RegexParser.branch()`.
`void`	`enterBS(RegexParser.BSContext ctx)`	Enter a parse tree produced by the `BS` labeled alternative in `RegexParser.char_class()`.
`void`	`enterCharClass(RegexParser.CharClassContext ctx)`	Enter a parse tree produced by the `CharClass` labeled alternative in `RegexParser.ordinary_atom()`.
`void`	`enterCharClassColElem(RegexParser.CharClassColElemContext ctx)`	Enter a parse tree produced by the `CharClassColElem` labeled alternative in `RegexParser.collection_elem()`.
`void`	`enterCharCode(RegexParser.CharCodeContext ctx)`	Enter a parse tree produced by the `CharCode` labeled alternative in `RegexParser.ordinary_atom()`.
`void`	`enterCntrlClass(RegexParser.CntrlClassContext ctx)`	Enter a parse tree produced by the `CntrlClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`enterCollec(RegexParser.CollecContext ctx)`	Enter a parse tree produced by the `Collec` labeled alternative in `RegexParser.ordinary_atom()`.
`void`	`enterCollectionNeg(RegexParser.CollectionNegContext ctx)`	Enter a parse tree produced by the `CollectionNeg` labeled alternative in `RegexParser.collection()`.
`void`	`enterCollectionPos(RegexParser.CollectionPosContext ctx)`	Enter a parse tree produced by the `CollectionPos` labeled alternative in `RegexParser.collection()`.
`void`	`enterColumn(RegexParser.ColumnContext ctx)`	Enter a parse tree produced by the `Column` labeled alternative in `RegexParser.zero_width()`.
`void`	`enterColumnCursor(RegexParser.ColumnCursorContext ctx)`	Enter a parse tree produced by the `ColumnCursor` labeled alternative in `RegexParser.zero_width()`.
`void`	`enterConcat(RegexParser.ConcatContext ctx)`	Enter a parse tree produced by `RegexParser.concat()`.
`void`	`enterCR(RegexParser.CRContext ctx)`	Enter a parse tree produced by the `CR` labeled alternative in `RegexParser.char_class()`.
`void`	`enterCursor(RegexParser.CursorContext ctx)`	Enter a parse tree produced by the `Cursor` labeled alternative in `RegexParser.zero_width()`.
`void`	`enterDecimalCode(RegexParser.DecimalCodeContext ctx)`	Enter a parse tree produced by the `DecimalCode` labeled alternative in `RegexParser.char_code()`.
`void`	`enterDigit(RegexParser.DigitContext ctx)`	Enter a parse tree produced by the `Digit` labeled alternative in `RegexParser.char_class()`.
`void`	`enterDigitClass(RegexParser.DigitClassContext ctx)`	Enter a parse tree produced by the `DigitClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`enterEndMatch(RegexParser.EndMatchContext ctx)`	Enter a parse tree produced by the `EndMatch` labeled alternative in `RegexParser.zero_width()`.
`void`	`enterEndOfFile(RegexParser.EndOfFileContext ctx)`	Enter a parse tree produced by the `EndOfFile` labeled alternative in `RegexParser.zero_width()`.
`void`	`enterEndOfLine(RegexParser.EndOfLineContext ctx)`	Enter a parse tree produced by the `EndOfLine` labeled alternative in `RegexParser.zero_width()`.
`void`	`enterEndOfWord(RegexParser.EndOfWordContext ctx)`	Enter a parse tree produced by the `EndOfWord` labeled alternative in `RegexParser.zero_width()`.
`void`	`enterEsc(RegexParser.EscContext ctx)`	Enter a parse tree produced by the `Esc` labeled alternative in `RegexParser.char_class()`.
`void`	`enterEscapeClass(RegexParser.EscapeClassContext ctx)`	Enter a parse tree produced by the `EscapeClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`enterFilename(RegexParser.FilenameContext ctx)`	Enter a parse tree produced by the `Filename` labeled alternative in `RegexParser.char_class()`.
`void`	`enterFilenameNotDigit(RegexParser.FilenameNotDigitContext ctx)`	Enter a parse tree produced by the `FilenameNotDigit` labeled alternative in `RegexParser.char_class()`.
`void`	`enterFnameClass(RegexParser.FnameClassContext ctx)`	Enter a parse tree produced by the `FnameClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`enterGraphClass(RegexParser.GraphClassContext ctx)`	Enter a parse tree produced by the `GraphClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`enterGroupingCapture(RegexParser.GroupingCaptureContext ctx)`	Enter a parse tree produced by the `GroupingCapture` labeled alternative in `RegexParser.atom()`.
`void`	`enterGroupingNoCapture(RegexParser.GroupingNoCaptureContext ctx)`	Enter a parse tree produced by the `GroupingNoCapture` labeled alternative in `RegexParser.atom()`.
`void`	`enterHeadofword(RegexParser.HeadofwordContext ctx)`	Enter a parse tree produced by the `Headofword` labeled alternative in `RegexParser.char_class()`.
`void`	`enterHex(RegexParser.HexContext ctx)`	Enter a parse tree produced by the `Hex` labeled alternative in `RegexParser.char_class()`.
`void`	`enterHexCode(RegexParser.HexCodeContext ctx)`	Enter a parse tree produced by the `HexCode` labeled alternative in `RegexParser.char_code()`.
`void`	`enterIdentClass(RegexParser.IdentClassContext ctx)`	Enter a parse tree produced by the `IdentClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`enterIdentifier(RegexParser.IdentifierContext ctx)`	Enter a parse tree produced by the `Identifier` labeled alternative in `RegexParser.char_class()`.
`void`	`enterIdentifierNotDigit(RegexParser.IdentifierNotDigitContext ctx)`	Enter a parse tree produced by the `IdentifierNotDigit` labeled alternative in `RegexParser.char_class()`.
`void`	`enterKeyword(RegexParser.KeywordContext ctx)`	Enter a parse tree produced by the `Keyword` labeled alternative in `RegexParser.char_class()`.
`void`	`enterKeywordClass(RegexParser.KeywordClassContext ctx)`	Enter a parse tree produced by the `KeywordClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`enterKeywordNotDigit(RegexParser.KeywordNotDigitContext ctx)`	Enter a parse tree produced by the `KeywordNotDigit` labeled alternative in `RegexParser.char_class()`.
`void`	`enterLastSubstitute(RegexParser.LastSubstituteContext ctx)`	Enter a parse tree produced by the `LastSubstitute` labeled alternative in `RegexParser.ordinary_atom()`.
`void`	`enterLcase(RegexParser.LcaseContext ctx)`	Enter a parse tree produced by the `Lcase` labeled alternative in `RegexParser.char_class()`.
`void`	`enterLine(RegexParser.LineContext ctx)`	Enter a parse tree produced by the `Line` labeled alternative in `RegexParser.zero_width()`.
`void`	`enterLineCursor(RegexParser.LineCursorContext ctx)`	Enter a parse tree produced by the `LineCursor` labeled alternative in `RegexParser.zero_width()`.
`void`	`enterLiteralChar(RegexParser.LiteralCharContext ctx)`	Enter a parse tree produced by the `LiteralChar` labeled alternative in `RegexParser.ordinary_atom()`.
`void`	`enterLowerClass(RegexParser.LowerClassContext ctx)`	Enter a parse tree produced by the `LowerClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`enterMark(RegexParser.MarkContext ctx)`	Enter a parse tree produced by the `Mark` labeled alternative in `RegexParser.zero_width()`.
`void`	`enterNegativeLimitedLookbehind(RegexParser.NegativeLimitedLookbehindContext ctx)`	Enter a parse tree produced by the `NegativeLimitedLookbehind` labeled alternative in `RegexParser.multi()`.
`void`	`enterNegativeLookahead(RegexParser.NegativeLookaheadContext ctx)`	Enter a parse tree produced by the `NegativeLookahead` labeled alternative in `RegexParser.multi()`.
`void`	`enterNegativeLookbehind(RegexParser.NegativeLookbehindContext ctx)`	Enter a parse tree produced by the `NegativeLookbehind` labeled alternative in `RegexParser.multi()`.
`void`	`enterNL(RegexParser.NLContext ctx)`	Enter a parse tree produced by the `NL` labeled alternative in `RegexParser.char_class()`.
`void`	`enterNotAlpha(RegexParser.NotAlphaContext ctx)`	Enter a parse tree produced by the `NotAlpha` labeled alternative in `RegexParser.char_class()`.
`void`	`enterNotDigit(RegexParser.NotDigitContext ctx)`	Enter a parse tree produced by the `NotDigit` labeled alternative in `RegexParser.char_class()`.
`void`	`enterNotHeadOfWord(RegexParser.NotHeadOfWordContext ctx)`	Enter a parse tree produced by the `NotHeadOfWord` labeled alternative in `RegexParser.char_class()`.
`void`	`enterNotHex(RegexParser.NotHexContext ctx)`	Enter a parse tree produced by the `NotHex` labeled alternative in `RegexParser.char_class()`.
`void`	`enterNotLcase(RegexParser.NotLcaseContext ctx)`	Enter a parse tree produced by the `NotLcase` labeled alternative in `RegexParser.char_class()`.
`void`	`enterNotOctal(RegexParser.NotOctalContext ctx)`	Enter a parse tree produced by the `NotOctal` labeled alternative in `RegexParser.char_class()`.
`void`	`enterNotUcase(RegexParser.NotUcaseContext ctx)`	Enter a parse tree produced by the `NotUcase` labeled alternative in `RegexParser.char_class()`.
`void`	`enterNotWhitespace(RegexParser.NotWhitespaceContext ctx)`	Enter a parse tree produced by the `NotWhitespace` labeled alternative in `RegexParser.char_class()`.
`void`	`enterNotwordchar(RegexParser.NotwordcharContext ctx)`	Enter a parse tree produced by the `Notwordchar` labeled alternative in `RegexParser.char_class()`.
`void`	`enterOctal(RegexParser.OctalContext ctx)`	Enter a parse tree produced by the `Octal` labeled alternative in `RegexParser.char_class()`.
`void`	`enterOctalCode(RegexParser.OctalCodeContext ctx)`	Enter a parse tree produced by the `OctalCode` labeled alternative in `RegexParser.char_code()`.
`void`	`enterOneOrMore(RegexParser.OneOrMoreContext ctx)`	Enter a parse tree produced by the `OneOrMore` labeled alternative in `RegexParser.multi()`.
`void`	`enterOptionallyMatched(RegexParser.OptionallyMatchedContext ctx)`	Enter a parse tree produced by the `OptionallyMatched` labeled alternative in `RegexParser.atom()`.
`void`	`enterOrdinaryAtom(RegexParser.OrdinaryAtomContext ctx)`	Enter a parse tree produced by the `OrdinaryAtom` labeled alternative in `RegexParser.atom()`.
`void`	`enterPattern(RegexParser.PatternContext ctx)`	Enter a parse tree produced by `RegexParser.pattern()`.
`void`	`enterPiece(RegexParser.PieceContext ctx)`	Enter a parse tree produced by `RegexParser.piece()`.
`void`	`enterPositiveLimitedLookbehind(RegexParser.PositiveLimitedLookbehindContext ctx)`	Enter a parse tree produced by the `PositiveLimitedLookbehind` labeled alternative in `RegexParser.multi()`.
`void`	`enterPositiveLookahead(RegexParser.PositiveLookaheadContext ctx)`	Enter a parse tree produced by the `PositiveLookahead` labeled alternative in `RegexParser.multi()`.
`void`	`enterPositiveLookbehind(RegexParser.PositiveLookbehindContext ctx)`	Enter a parse tree produced by the `PositiveLookbehind` labeled alternative in `RegexParser.multi()`.
`void`	`enterPrintable(RegexParser.PrintableContext ctx)`	Enter a parse tree produced by the `Printable` labeled alternative in `RegexParser.char_class()`.
`void`	`enterPrintableNotDigit(RegexParser.PrintableNotDigitContext ctx)`	Enter a parse tree produced by the `PrintableNotDigit` labeled alternative in `RegexParser.char_class()`.
`void`	`enterPrintClass(RegexParser.PrintClassContext ctx)`	Enter a parse tree produced by the `PrintClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`enterPunctClass(RegexParser.PunctClassContext ctx)`	Enter a parse tree produced by the `PunctClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`enterRangeColElem(RegexParser.RangeColElemContext ctx)`	Enter a parse tree produced by the `RangeColElem` labeled alternative in `RegexParser.collection_elem()`.
`void`	`enterRangeGreedy(RegexParser.RangeGreedyContext ctx)`	Enter a parse tree produced by the `RangeGreedy` labeled alternative in `RegexParser.range()`.
`void`	`enterRangeLazy(RegexParser.RangeLazyContext ctx)`	Enter a parse tree produced by the `RangeLazy` labeled alternative in `RegexParser.range()`.
`void`	`enterRangeQuantifier(RegexParser.RangeQuantifierContext ctx)`	Enter a parse tree produced by the `RangeQuantifier` labeled alternative in `RegexParser.multi()`.
`void`	`enterReturnClass(RegexParser.ReturnClassContext ctx)`	Enter a parse tree produced by the `ReturnClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`enterSingleColElem(RegexParser.SingleColElemContext ctx)`	Enter a parse tree produced by the `SingleColElem` labeled alternative in `RegexParser.collection_elem()`.
`void`	`enterSpaceClass(RegexParser.SpaceClassContext ctx)`	Enter a parse tree produced by the `SpaceClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`enterStartMatch(RegexParser.StartMatchContext ctx)`	Enter a parse tree produced by the `StartMatch` labeled alternative in `RegexParser.zero_width()`.
`void`	`enterStartOfFile(RegexParser.StartOfFileContext ctx)`	Enter a parse tree produced by the `StartOfFile` labeled alternative in `RegexParser.zero_width()`.
`void`	`enterStartOfLine(RegexParser.StartOfLineContext ctx)`	Enter a parse tree produced by the `StartOfLine` labeled alternative in `RegexParser.zero_width()`.
`void`	`enterStartOfWord(RegexParser.StartOfWordContext ctx)`	Enter a parse tree produced by the `StartOfWord` labeled alternative in `RegexParser.zero_width()`.
`void`	`enterSub_pattern(RegexParser.Sub_patternContext ctx)`	Enter a parse tree produced by `RegexParser.sub_pattern()`.
`void`	`enterTab(RegexParser.TabContext ctx)`	Enter a parse tree produced by the `Tab` labeled alternative in `RegexParser.char_class()`.
`void`	`enterTabClass(RegexParser.TabClassContext ctx)`	Enter a parse tree produced by the `TabClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`enterUcase(RegexParser.UcaseContext ctx)`	Enter a parse tree produced by the `Ucase` labeled alternative in `RegexParser.char_class()`.
`void`	`enterUpperClass(RegexParser.UpperClassContext ctx)`	Enter a parse tree produced by the `UpperClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`enterVisual(RegexParser.VisualContext ctx)`	Enter a parse tree produced by the `Visual` labeled alternative in `RegexParser.zero_width()`.
`void`	`enterWhitespace(RegexParser.WhitespaceContext ctx)`	Enter a parse tree produced by the `Whitespace` labeled alternative in `RegexParser.char_class()`.
`void`	`enterWordchar(RegexParser.WordcharContext ctx)`	Enter a parse tree produced by the `Wordchar` labeled alternative in `RegexParser.char_class()`.
`void`	`enterXdigitClass(RegexParser.XdigitClassContext ctx)`	Enter a parse tree produced by the `XdigitClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`enterZeroOrMore(RegexParser.ZeroOrMoreContext ctx)`	Enter a parse tree produced by the `ZeroOrMore` labeled alternative in `RegexParser.multi()`.
`void`	`enterZeroOrOne(RegexParser.ZeroOrOneContext ctx)`	Enter a parse tree produced by the `ZeroOrOne` labeled alternative in `RegexParser.multi()`.
`void`	`enterZeroWidth(RegexParser.ZeroWidthContext ctx)`	Enter a parse tree produced by the `ZeroWidth` labeled alternative in `RegexParser.ordinary_atom()`.
`void`	`exitAfterColumn(RegexParser.AfterColumnContext ctx)`	Exit a parse tree produced by the `AfterColumn` labeled alternative in `RegexParser.zero_width()`.
`void`	`exitAfterColumnCursor(RegexParser.AfterColumnCursorContext ctx)`	Exit a parse tree produced by the `AfterColumnCursor` labeled alternative in `RegexParser.zero_width()`.
`void`	`exitAfterLine(RegexParser.AfterLineContext ctx)`	Exit a parse tree produced by the `AfterLine` labeled alternative in `RegexParser.zero_width()`.
`void`	`exitAfterLineCursor(RegexParser.AfterLineCursorContext ctx)`	Exit a parse tree produced by the `AfterLineCursor` labeled alternative in `RegexParser.zero_width()`.
`void`	`exitAfterMark(RegexParser.AfterMarkContext ctx)`	Exit a parse tree produced by the `AfterMark` labeled alternative in `RegexParser.zero_width()`.
`void`	`exitAlnumClass(RegexParser.AlnumClassContext ctx)`	Exit a parse tree produced by the `AlnumClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`exitAlpha(RegexParser.AlphaContext ctx)`	Exit a parse tree produced by the `Alpha` labeled alternative in `RegexParser.char_class()`.
`void`	`exitAlphaClass(RegexParser.AlphaClassContext ctx)`	Exit a parse tree produced by the `AlphaClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`exitAnyChar(RegexParser.AnyCharContext ctx)`	Exit a parse tree produced by the `AnyChar` labeled alternative in `RegexParser.ordinary_atom()`.
`void`	`exitAnyCharNL(RegexParser.AnyCharNLContext ctx)`	Exit a parse tree produced by the `AnyCharNL` labeled alternative in `RegexParser.ordinary_atom()`.
`void`	`exitAtomic(RegexParser.AtomicContext ctx)`	Exit a parse tree produced by the `Atomic` labeled alternative in `RegexParser.multi()`.
`void`	`exitBackreference(RegexParser.BackreferenceContext ctx)`	Exit a parse tree produced by the `Backreference` labeled alternative in `RegexParser.ordinary_atom()`.
`void`	`exitBackspaceClass(RegexParser.BackspaceClassContext ctx)`	Exit a parse tree produced by the `BackspaceClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`exitBeforeColumn(RegexParser.BeforeColumnContext ctx)`	Exit a parse tree produced by the `BeforeColumn` labeled alternative in `RegexParser.zero_width()`.
`void`	`exitBeforeColumnCursor(RegexParser.BeforeColumnCursorContext ctx)`	Exit a parse tree produced by the `BeforeColumnCursor` labeled alternative in `RegexParser.zero_width()`.
`void`	`exitBeforeLine(RegexParser.BeforeLineContext ctx)`	Exit a parse tree produced by the `BeforeLine` labeled alternative in `RegexParser.zero_width()`.
`void`	`exitBeforeLineCursor(RegexParser.BeforeLineCursorContext ctx)`	Exit a parse tree produced by the `BeforeLineCursor` labeled alternative in `RegexParser.zero_width()`.
`void`	`exitBeforeMark(RegexParser.BeforeMarkContext ctx)`	Exit a parse tree produced by the `BeforeMark` labeled alternative in `RegexParser.zero_width()`.
`void`	`exitBlankClass(RegexParser.BlankClassContext ctx)`	Exit a parse tree produced by the `BlankClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`exitBranch(RegexParser.BranchContext ctx)`	Exit a parse tree produced by `RegexParser.branch()`.
`void`	`exitBS(RegexParser.BSContext ctx)`	Exit a parse tree produced by the `BS` labeled alternative in `RegexParser.char_class()`.
`void`	`exitCharClass(RegexParser.CharClassContext ctx)`	Exit a parse tree produced by the `CharClass` labeled alternative in `RegexParser.ordinary_atom()`.
`void`	`exitCharClassColElem(RegexParser.CharClassColElemContext ctx)`	Exit a parse tree produced by the `CharClassColElem` labeled alternative in `RegexParser.collection_elem()`.
`void`	`exitCharCode(RegexParser.CharCodeContext ctx)`	Exit a parse tree produced by the `CharCode` labeled alternative in `RegexParser.ordinary_atom()`.
`void`	`exitCntrlClass(RegexParser.CntrlClassContext ctx)`	Exit a parse tree produced by the `CntrlClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`exitCollec(RegexParser.CollecContext ctx)`	Exit a parse tree produced by the `Collec` labeled alternative in `RegexParser.ordinary_atom()`.
`void`	`exitCollectionNeg(RegexParser.CollectionNegContext ctx)`	Exit a parse tree produced by the `CollectionNeg` labeled alternative in `RegexParser.collection()`.
`void`	`exitCollectionPos(RegexParser.CollectionPosContext ctx)`	Exit a parse tree produced by the `CollectionPos` labeled alternative in `RegexParser.collection()`.
`void`	`exitColumn(RegexParser.ColumnContext ctx)`	Exit a parse tree produced by the `Column` labeled alternative in `RegexParser.zero_width()`.
`void`	`exitColumnCursor(RegexParser.ColumnCursorContext ctx)`	Exit a parse tree produced by the `ColumnCursor` labeled alternative in `RegexParser.zero_width()`.
`void`	`exitConcat(RegexParser.ConcatContext ctx)`	Exit a parse tree produced by `RegexParser.concat()`.
`void`	`exitCR(RegexParser.CRContext ctx)`	Exit a parse tree produced by the `CR` labeled alternative in `RegexParser.char_class()`.
`void`	`exitCursor(RegexParser.CursorContext ctx)`	Exit a parse tree produced by the `Cursor` labeled alternative in `RegexParser.zero_width()`.
`void`	`exitDecimalCode(RegexParser.DecimalCodeContext ctx)`	Exit a parse tree produced by the `DecimalCode` labeled alternative in `RegexParser.char_code()`.
`void`	`exitDigit(RegexParser.DigitContext ctx)`	Exit a parse tree produced by the `Digit` labeled alternative in `RegexParser.char_class()`.
`void`	`exitDigitClass(RegexParser.DigitClassContext ctx)`	Exit a parse tree produced by the `DigitClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`exitEndMatch(RegexParser.EndMatchContext ctx)`	Exit a parse tree produced by the `EndMatch` labeled alternative in `RegexParser.zero_width()`.
`void`	`exitEndOfFile(RegexParser.EndOfFileContext ctx)`	Exit a parse tree produced by the `EndOfFile` labeled alternative in `RegexParser.zero_width()`.
`void`	`exitEndOfLine(RegexParser.EndOfLineContext ctx)`	Exit a parse tree produced by the `EndOfLine` labeled alternative in `RegexParser.zero_width()`.
`void`	`exitEndOfWord(RegexParser.EndOfWordContext ctx)`	Exit a parse tree produced by the `EndOfWord` labeled alternative in `RegexParser.zero_width()`.
`void`	`exitEsc(RegexParser.EscContext ctx)`	Exit a parse tree produced by the `Esc` labeled alternative in `RegexParser.char_class()`.
`void`	`exitEscapeClass(RegexParser.EscapeClassContext ctx)`	Exit a parse tree produced by the `EscapeClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`exitFilename(RegexParser.FilenameContext ctx)`	Exit a parse tree produced by the `Filename` labeled alternative in `RegexParser.char_class()`.
`void`	`exitFilenameNotDigit(RegexParser.FilenameNotDigitContext ctx)`	Exit a parse tree produced by the `FilenameNotDigit` labeled alternative in `RegexParser.char_class()`.
`void`	`exitFnameClass(RegexParser.FnameClassContext ctx)`	Exit a parse tree produced by the `FnameClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`exitGraphClass(RegexParser.GraphClassContext ctx)`	Exit a parse tree produced by the `GraphClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`exitGroupingCapture(RegexParser.GroupingCaptureContext ctx)`	Exit a parse tree produced by the `GroupingCapture` labeled alternative in `RegexParser.atom()`.
`void`	`exitGroupingNoCapture(RegexParser.GroupingNoCaptureContext ctx)`	Exit a parse tree produced by the `GroupingNoCapture` labeled alternative in `RegexParser.atom()`.
`void`	`exitHeadofword(RegexParser.HeadofwordContext ctx)`	Exit a parse tree produced by the `Headofword` labeled alternative in `RegexParser.char_class()`.
`void`	`exitHex(RegexParser.HexContext ctx)`	Exit a parse tree produced by the `Hex` labeled alternative in `RegexParser.char_class()`.
`void`	`exitHexCode(RegexParser.HexCodeContext ctx)`	Exit a parse tree produced by the `HexCode` labeled alternative in `RegexParser.char_code()`.
`void`	`exitIdentClass(RegexParser.IdentClassContext ctx)`	Exit a parse tree produced by the `IdentClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`exitIdentifier(RegexParser.IdentifierContext ctx)`	Exit a parse tree produced by the `Identifier` labeled alternative in `RegexParser.char_class()`.
`void`	`exitIdentifierNotDigit(RegexParser.IdentifierNotDigitContext ctx)`	Exit a parse tree produced by the `IdentifierNotDigit` labeled alternative in `RegexParser.char_class()`.
`void`	`exitKeyword(RegexParser.KeywordContext ctx)`	Exit a parse tree produced by the `Keyword` labeled alternative in `RegexParser.char_class()`.
`void`	`exitKeywordClass(RegexParser.KeywordClassContext ctx)`	Exit a parse tree produced by the `KeywordClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`exitKeywordNotDigit(RegexParser.KeywordNotDigitContext ctx)`	Exit a parse tree produced by the `KeywordNotDigit` labeled alternative in `RegexParser.char_class()`.
`void`	`exitLastSubstitute(RegexParser.LastSubstituteContext ctx)`	Exit a parse tree produced by the `LastSubstitute` labeled alternative in `RegexParser.ordinary_atom()`.
`void`	`exitLcase(RegexParser.LcaseContext ctx)`	Exit a parse tree produced by the `Lcase` labeled alternative in `RegexParser.char_class()`.
`void`	`exitLine(RegexParser.LineContext ctx)`	Exit a parse tree produced by the `Line` labeled alternative in `RegexParser.zero_width()`.
`void`	`exitLineCursor(RegexParser.LineCursorContext ctx)`	Exit a parse tree produced by the `LineCursor` labeled alternative in `RegexParser.zero_width()`.
`void`	`exitLiteralChar(RegexParser.LiteralCharContext ctx)`	Exit a parse tree produced by the `LiteralChar` labeled alternative in `RegexParser.ordinary_atom()`.
`void`	`exitLowerClass(RegexParser.LowerClassContext ctx)`	Exit a parse tree produced by the `LowerClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`exitMark(RegexParser.MarkContext ctx)`	Exit a parse tree produced by the `Mark` labeled alternative in `RegexParser.zero_width()`.
`void`	`exitNegativeLimitedLookbehind(RegexParser.NegativeLimitedLookbehindContext ctx)`	Exit a parse tree produced by the `NegativeLimitedLookbehind` labeled alternative in `RegexParser.multi()`.
`void`	`exitNegativeLookahead(RegexParser.NegativeLookaheadContext ctx)`	Exit a parse tree produced by the `NegativeLookahead` labeled alternative in `RegexParser.multi()`.
`void`	`exitNegativeLookbehind(RegexParser.NegativeLookbehindContext ctx)`	Exit a parse tree produced by the `NegativeLookbehind` labeled alternative in `RegexParser.multi()`.
`void`	`exitNL(RegexParser.NLContext ctx)`	Exit a parse tree produced by the `NL` labeled alternative in `RegexParser.char_class()`.
`void`	`exitNotAlpha(RegexParser.NotAlphaContext ctx)`	Exit a parse tree produced by the `NotAlpha` labeled alternative in `RegexParser.char_class()`.
`void`	`exitNotDigit(RegexParser.NotDigitContext ctx)`	Exit a parse tree produced by the `NotDigit` labeled alternative in `RegexParser.char_class()`.
`void`	`exitNotHeadOfWord(RegexParser.NotHeadOfWordContext ctx)`	Exit a parse tree produced by the `NotHeadOfWord` labeled alternative in `RegexParser.char_class()`.
`void`	`exitNotHex(RegexParser.NotHexContext ctx)`	Exit a parse tree produced by the `NotHex` labeled alternative in `RegexParser.char_class()`.
`void`	`exitNotLcase(RegexParser.NotLcaseContext ctx)`	Exit a parse tree produced by the `NotLcase` labeled alternative in `RegexParser.char_class()`.
`void`	`exitNotOctal(RegexParser.NotOctalContext ctx)`	Exit a parse tree produced by the `NotOctal` labeled alternative in `RegexParser.char_class()`.
`void`	`exitNotUcase(RegexParser.NotUcaseContext ctx)`	Exit a parse tree produced by the `NotUcase` labeled alternative in `RegexParser.char_class()`.
`void`	`exitNotWhitespace(RegexParser.NotWhitespaceContext ctx)`	Exit a parse tree produced by the `NotWhitespace` labeled alternative in `RegexParser.char_class()`.
`void`	`exitNotwordchar(RegexParser.NotwordcharContext ctx)`	Exit a parse tree produced by the `Notwordchar` labeled alternative in `RegexParser.char_class()`.
`void`	`exitOctal(RegexParser.OctalContext ctx)`	Exit a parse tree produced by the `Octal` labeled alternative in `RegexParser.char_class()`.
`void`	`exitOctalCode(RegexParser.OctalCodeContext ctx)`	Exit a parse tree produced by the `OctalCode` labeled alternative in `RegexParser.char_code()`.
`void`	`exitOneOrMore(RegexParser.OneOrMoreContext ctx)`	Exit a parse tree produced by the `OneOrMore` labeled alternative in `RegexParser.multi()`.
`void`	`exitOptionallyMatched(RegexParser.OptionallyMatchedContext ctx)`	Exit a parse tree produced by the `OptionallyMatched` labeled alternative in `RegexParser.atom()`.
`void`	`exitOrdinaryAtom(RegexParser.OrdinaryAtomContext ctx)`	Exit a parse tree produced by the `OrdinaryAtom` labeled alternative in `RegexParser.atom()`.
`void`	`exitPattern(RegexParser.PatternContext ctx)`	Exit a parse tree produced by `RegexParser.pattern()`.
`void`	`exitPiece(RegexParser.PieceContext ctx)`	Exit a parse tree produced by `RegexParser.piece()`.
`void`	`exitPositiveLimitedLookbehind(RegexParser.PositiveLimitedLookbehindContext ctx)`	Exit a parse tree produced by the `PositiveLimitedLookbehind` labeled alternative in `RegexParser.multi()`.
`void`	`exitPositiveLookahead(RegexParser.PositiveLookaheadContext ctx)`	Exit a parse tree produced by the `PositiveLookahead` labeled alternative in `RegexParser.multi()`.
`void`	`exitPositiveLookbehind(RegexParser.PositiveLookbehindContext ctx)`	Exit a parse tree produced by the `PositiveLookbehind` labeled alternative in `RegexParser.multi()`.
`void`	`exitPrintable(RegexParser.PrintableContext ctx)`	Exit a parse tree produced by the `Printable` labeled alternative in `RegexParser.char_class()`.
`void`	`exitPrintableNotDigit(RegexParser.PrintableNotDigitContext ctx)`	Exit a parse tree produced by the `PrintableNotDigit` labeled alternative in `RegexParser.char_class()`.
`void`	`exitPrintClass(RegexParser.PrintClassContext ctx)`	Exit a parse tree produced by the `PrintClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`exitPunctClass(RegexParser.PunctClassContext ctx)`	Exit a parse tree produced by the `PunctClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`exitRangeColElem(RegexParser.RangeColElemContext ctx)`	Exit a parse tree produced by the `RangeColElem` labeled alternative in `RegexParser.collection_elem()`.
`void`	`exitRangeGreedy(RegexParser.RangeGreedyContext ctx)`	Exit a parse tree produced by the `RangeGreedy` labeled alternative in `RegexParser.range()`.
`void`	`exitRangeLazy(RegexParser.RangeLazyContext ctx)`	Exit a parse tree produced by the `RangeLazy` labeled alternative in `RegexParser.range()`.
`void`	`exitRangeQuantifier(RegexParser.RangeQuantifierContext ctx)`	Exit a parse tree produced by the `RangeQuantifier` labeled alternative in `RegexParser.multi()`.
`void`	`exitReturnClass(RegexParser.ReturnClassContext ctx)`	Exit a parse tree produced by the `ReturnClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`exitSingleColElem(RegexParser.SingleColElemContext ctx)`	Exit a parse tree produced by the `SingleColElem` labeled alternative in `RegexParser.collection_elem()`.
`void`	`exitSpaceClass(RegexParser.SpaceClassContext ctx)`	Exit a parse tree produced by the `SpaceClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`exitStartMatch(RegexParser.StartMatchContext ctx)`	Exit a parse tree produced by the `StartMatch` labeled alternative in `RegexParser.zero_width()`.
`void`	`exitStartOfFile(RegexParser.StartOfFileContext ctx)`	Exit a parse tree produced by the `StartOfFile` labeled alternative in `RegexParser.zero_width()`.
`void`	`exitStartOfLine(RegexParser.StartOfLineContext ctx)`	Exit a parse tree produced by the `StartOfLine` labeled alternative in `RegexParser.zero_width()`.
`void`	`exitStartOfWord(RegexParser.StartOfWordContext ctx)`	Exit a parse tree produced by the `StartOfWord` labeled alternative in `RegexParser.zero_width()`.
`void`	`exitSub_pattern(RegexParser.Sub_patternContext ctx)`	Exit a parse tree produced by `RegexParser.sub_pattern()`.
`void`	`exitTab(RegexParser.TabContext ctx)`	Exit a parse tree produced by the `Tab` labeled alternative in `RegexParser.char_class()`.
`void`	`exitTabClass(RegexParser.TabClassContext ctx)`	Exit a parse tree produced by the `TabClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`exitUcase(RegexParser.UcaseContext ctx)`	Exit a parse tree produced by the `Ucase` labeled alternative in `RegexParser.char_class()`.
`void`	`exitUpperClass(RegexParser.UpperClassContext ctx)`	Exit a parse tree produced by the `UpperClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`exitVisual(RegexParser.VisualContext ctx)`	Exit a parse tree produced by the `Visual` labeled alternative in `RegexParser.zero_width()`.
`void`	`exitWhitespace(RegexParser.WhitespaceContext ctx)`	Exit a parse tree produced by the `Whitespace` labeled alternative in `RegexParser.char_class()`.
`void`	`exitWordchar(RegexParser.WordcharContext ctx)`	Exit a parse tree produced by the `Wordchar` labeled alternative in `RegexParser.char_class()`.
`void`	`exitXdigitClass(RegexParser.XdigitClassContext ctx)`	Exit a parse tree produced by the `XdigitClass` labeled alternative in `RegexParser.collection_char_class_expression()`.
`void`	`exitZeroOrMore(RegexParser.ZeroOrMoreContext ctx)`	Exit a parse tree produced by the `ZeroOrMore` labeled alternative in `RegexParser.multi()`.
`void`	`exitZeroOrOne(RegexParser.ZeroOrOneContext ctx)`	Exit a parse tree produced by the `ZeroOrOne` labeled alternative in `RegexParser.multi()`.
`void`	`exitZeroWidth(RegexParser.ZeroWidthContext ctx)`	Exit a parse tree produced by the `ZeroWidth` labeled alternative in `RegexParser.ordinary_atom()`.

Methods inherited from interface org.antlr.v4.runtime.tree.ParseTreeListener
enterEveryRule, exitEveryRule, visitErrorNode, visitTerminal

- Method Detail
  - enterPattern
```
void enterPattern(RegexParser.PatternContext ctx)
```
    Enter a parse tree produced by RegexParser.pattern().
    
    Parameters:
    
    ctx - the parse tree
  - exitPattern
```
void exitPattern(RegexParser.PatternContext ctx)
```
    Exit a parse tree produced by RegexParser.pattern().
    
    Parameters:
    
    ctx - the parse tree
  - enterSub_pattern
```
void enterSub_pattern(RegexParser.Sub_patternContext ctx)
```
    Enter a parse tree produced by RegexParser.sub_pattern().
    
    Parameters:
    
    ctx - the parse tree
  - exitSub_pattern
```
void exitSub_pattern(RegexParser.Sub_patternContext ctx)
```
    Exit a parse tree produced by RegexParser.sub_pattern().
    
    Parameters:
    
    ctx - the parse tree
  - enterBranch
```
void enterBranch(RegexParser.BranchContext ctx)
```
    Enter a parse tree produced by RegexParser.branch().
    
    Parameters:
    
    ctx - the parse tree
  - exitBranch
```
void exitBranch(RegexParser.BranchContext ctx)
```
    Exit a parse tree produced by RegexParser.branch().
    
    Parameters:
    
    ctx - the parse tree
  - enterConcat
```
void enterConcat(RegexParser.ConcatContext ctx)
```
    Enter a parse tree produced by RegexParser.concat().
    
    Parameters:
    
    ctx - the parse tree
  - exitConcat
```
void exitConcat(RegexParser.ConcatContext ctx)
```
    Exit a parse tree produced by RegexParser.concat().
    
    Parameters:
    
    ctx - the parse tree
  - enterPiece
```
void enterPiece(RegexParser.PieceContext ctx)
```
    Enter a parse tree produced by RegexParser.piece().
    
    Parameters:
    
    ctx - the parse tree
  - exitPiece
```
void exitPiece(RegexParser.PieceContext ctx)
```
    Exit a parse tree produced by RegexParser.piece().
    
    Parameters:
    
    ctx - the parse tree
  - enterOrdinaryAtom
```
void enterOrdinaryAtom(RegexParser.OrdinaryAtomContext ctx)
```
    Enter a parse tree produced by the OrdinaryAtom labeled alternative in RegexParser.atom().
    
    Parameters:
    
    ctx - the parse tree
  - exitOrdinaryAtom
```
void exitOrdinaryAtom(RegexParser.OrdinaryAtomContext ctx)
```
    Exit a parse tree produced by the OrdinaryAtom labeled alternative in RegexParser.atom().
    
    Parameters:
    
    ctx - the parse tree
  - enterGroupingCapture
```
void enterGroupingCapture(RegexParser.GroupingCaptureContext ctx)
```
    Enter a parse tree produced by the GroupingCapture labeled alternative in RegexParser.atom().
    
    Parameters:
    
    ctx - the parse tree
  - exitGroupingCapture
```
void exitGroupingCapture(RegexParser.GroupingCaptureContext ctx)
```
    Exit a parse tree produced by the GroupingCapture labeled alternative in RegexParser.atom().
    
    Parameters:
    
    ctx - the parse tree
  - enterGroupingNoCapture
```
void enterGroupingNoCapture(RegexParser.GroupingNoCaptureContext ctx)
```
    Enter a parse tree produced by the GroupingNoCapture labeled alternative in RegexParser.atom().
    
    Parameters:
    
    ctx - the parse tree
  - exitGroupingNoCapture
```
void exitGroupingNoCapture(RegexParser.GroupingNoCaptureContext ctx)
```
    Exit a parse tree produced by the GroupingNoCapture labeled alternative in RegexParser.atom().
    
    Parameters:
    
    ctx - the parse tree
  - enterOptionallyMatched
```
void enterOptionallyMatched(RegexParser.OptionallyMatchedContext ctx)
```
    Enter a parse tree produced by the OptionallyMatched labeled alternative in RegexParser.atom().
    
    Parameters:
    
    ctx - the parse tree
  - exitOptionallyMatched
```
void exitOptionallyMatched(RegexParser.OptionallyMatchedContext ctx)
```
    Exit a parse tree produced by the OptionallyMatched labeled alternative in RegexParser.atom().
    
    Parameters:
    
    ctx - the parse tree
  - enterZeroOrMore
```
void enterZeroOrMore(RegexParser.ZeroOrMoreContext ctx)
```
    Enter a parse tree produced by the ZeroOrMore labeled alternative in RegexParser.multi().
    
    Parameters:
    
    ctx - the parse tree
  - exitZeroOrMore
```
void exitZeroOrMore(RegexParser.ZeroOrMoreContext ctx)
```
    Exit a parse tree produced by the ZeroOrMore labeled alternative in RegexParser.multi().
    
    Parameters:
    
    ctx - the parse tree
  - enterOneOrMore
```
void enterOneOrMore(RegexParser.OneOrMoreContext ctx)
```
    Enter a parse tree produced by the OneOrMore labeled alternative in RegexParser.multi().
    
    Parameters:
    
    ctx - the parse tree
  - exitOneOrMore
```
void exitOneOrMore(RegexParser.OneOrMoreContext ctx)
```
    Exit a parse tree produced by the OneOrMore labeled alternative in RegexParser.multi().
    
    Parameters:
    
    ctx - the parse tree
  - enterZeroOrOne
```
void enterZeroOrOne(RegexParser.ZeroOrOneContext ctx)
```
    Enter a parse tree produced by the ZeroOrOne labeled alternative in RegexParser.multi().
    
    Parameters:
    
    ctx - the parse tree
  - exitZeroOrOne
```
void exitZeroOrOne(RegexParser.ZeroOrOneContext ctx)
```
    Exit a parse tree produced by the ZeroOrOne labeled alternative in RegexParser.multi().
    
    Parameters:
    
    ctx - the parse tree
  - enterRangeQuantifier
```
void enterRangeQuantifier(RegexParser.RangeQuantifierContext ctx)
```
    Enter a parse tree produced by the RangeQuantifier labeled alternative in RegexParser.multi().
    
    Parameters:
    
    ctx - the parse tree
  - exitRangeQuantifier
```
void exitRangeQuantifier(RegexParser.RangeQuantifierContext ctx)
```
    Exit a parse tree produced by the RangeQuantifier labeled alternative in RegexParser.multi().
    
    Parameters:
    
    ctx - the parse tree
  - enterAtomic
```
void enterAtomic(RegexParser.AtomicContext ctx)
```
    Enter a parse tree produced by the Atomic labeled alternative in RegexParser.multi().
    
    Parameters:
    
    ctx - the parse tree
  - exitAtomic
```
void exitAtomic(RegexParser.AtomicContext ctx)
```
    Exit a parse tree produced by the Atomic labeled alternative in RegexParser.multi().
    
    Parameters:
    
    ctx - the parse tree
  - enterPositiveLookahead
```
void enterPositiveLookahead(RegexParser.PositiveLookaheadContext ctx)
```
    Enter a parse tree produced by the PositiveLookahead labeled alternative in RegexParser.multi().
    
    Parameters:
    
    ctx - the parse tree
  - exitPositiveLookahead
```
void exitPositiveLookahead(RegexParser.PositiveLookaheadContext ctx)
```
    Exit a parse tree produced by the PositiveLookahead labeled alternative in RegexParser.multi().
    
    Parameters:
    
    ctx - the parse tree
  - enterNegativeLookahead
```
void enterNegativeLookahead(RegexParser.NegativeLookaheadContext ctx)
```
    Enter a parse tree produced by the NegativeLookahead labeled alternative in RegexParser.multi().
    
    Parameters:
    
    ctx - the parse tree
  - exitNegativeLookahead
```
void exitNegativeLookahead(RegexParser.NegativeLookaheadContext ctx)
```
    Exit a parse tree produced by the NegativeLookahead labeled alternative in RegexParser.multi().
    
    Parameters:
    
    ctx - the parse tree
  - enterPositiveLookbehind
```
void enterPositiveLookbehind(RegexParser.PositiveLookbehindContext ctx)
```
    Enter a parse tree produced by the PositiveLookbehind labeled alternative in RegexParser.multi().
    
    Parameters:
    
    ctx - the parse tree
  - exitPositiveLookbehind
```
void exitPositiveLookbehind(RegexParser.PositiveLookbehindContext ctx)
```
    Exit a parse tree produced by the PositiveLookbehind labeled alternative in RegexParser.multi().
    
    Parameters:
    
    ctx - the parse tree
  - enterNegativeLookbehind
```
void enterNegativeLookbehind(RegexParser.NegativeLookbehindContext ctx)
```
    Enter a parse tree produced by the NegativeLookbehind labeled alternative in RegexParser.multi().
    
    Parameters:
    
    ctx - the parse tree
  - exitNegativeLookbehind
```
void exitNegativeLookbehind(RegexParser.NegativeLookbehindContext ctx)
```
    Exit a parse tree produced by the NegativeLookbehind labeled alternative in RegexParser.multi().
    
    Parameters:
    
    ctx - the parse tree
  - enterPositiveLimitedLookbehind
```
void enterPositiveLimitedLookbehind(RegexParser.PositiveLimitedLookbehindContext ctx)
```
    Enter a parse tree produced by the PositiveLimitedLookbehind labeled alternative in RegexParser.multi().
    
    Parameters:
    
    ctx - the parse tree
  - exitPositiveLimitedLookbehind
```
void exitPositiveLimitedLookbehind(RegexParser.PositiveLimitedLookbehindContext ctx)
```
    Exit a parse tree produced by the PositiveLimitedLookbehind labeled alternative in RegexParser.multi().
    
    Parameters:
    
    ctx - the parse tree
  - enterNegativeLimitedLookbehind
```
void enterNegativeLimitedLookbehind(RegexParser.NegativeLimitedLookbehindContext ctx)
```
    Enter a parse tree produced by the NegativeLimitedLookbehind labeled alternative in RegexParser.multi().
    
    Parameters:
    
    ctx - the parse tree
  - exitNegativeLimitedLookbehind
```
void exitNegativeLimitedLookbehind(RegexParser.NegativeLimitedLookbehindContext ctx)
```
    Exit a parse tree produced by the NegativeLimitedLookbehind labeled alternative in RegexParser.multi().
    
    Parameters:
    
    ctx - the parse tree
  - enterRangeGreedy
```
void enterRangeGreedy(RegexParser.RangeGreedyContext ctx)
```
    Enter a parse tree produced by the RangeGreedy labeled alternative in RegexParser.range().
    
    Parameters:
    
    ctx - the parse tree
  - exitRangeGreedy
```
void exitRangeGreedy(RegexParser.RangeGreedyContext ctx)
```
    Exit a parse tree produced by the RangeGreedy labeled alternative in RegexParser.range().
    
    Parameters:
    
    ctx - the parse tree
  - enterRangeLazy
```
void enterRangeLazy(RegexParser.RangeLazyContext ctx)
```
    Enter a parse tree produced by the RangeLazy labeled alternative in RegexParser.range().
    
    Parameters:
    
    ctx - the parse tree
  - exitRangeLazy
```
void exitRangeLazy(RegexParser.RangeLazyContext ctx)
```
    Exit a parse tree produced by the RangeLazy labeled alternative in RegexParser.range().
    
    Parameters:
    
    ctx - the parse tree
  - enterLiteralChar
```
void enterLiteralChar(RegexParser.LiteralCharContext ctx)
```
    Enter a parse tree produced by the LiteralChar labeled alternative in RegexParser.ordinary_atom().
    
    Parameters:
    
    ctx - the parse tree
  - exitLiteralChar
```
void exitLiteralChar(RegexParser.LiteralCharContext ctx)
```
    Exit a parse tree produced by the LiteralChar labeled alternative in RegexParser.ordinary_atom().
    
    Parameters:
    
    ctx - the parse tree
  - enterAnyChar
```
void enterAnyChar(RegexParser.AnyCharContext ctx)
```
    Enter a parse tree produced by the AnyChar labeled alternative in RegexParser.ordinary_atom().
    
    Parameters:
    
    ctx - the parse tree
  - exitAnyChar
```
void exitAnyChar(RegexParser.AnyCharContext ctx)
```
    Exit a parse tree produced by the AnyChar labeled alternative in RegexParser.ordinary_atom().
    
    Parameters:
    
    ctx - the parse tree
  - enterAnyCharNL
```
void enterAnyCharNL(RegexParser.AnyCharNLContext ctx)
```
    Enter a parse tree produced by the AnyCharNL labeled alternative in RegexParser.ordinary_atom().
    
    Parameters:
    
    ctx - the parse tree
  - exitAnyCharNL
```
void exitAnyCharNL(RegexParser.AnyCharNLContext ctx)
```
    Exit a parse tree produced by the AnyCharNL labeled alternative in RegexParser.ordinary_atom().
    
    Parameters:
    
    ctx - the parse tree
  - enterBackreference
```
void enterBackreference(RegexParser.BackreferenceContext ctx)
```
    Enter a parse tree produced by the Backreference labeled alternative in RegexParser.ordinary_atom().
    
    Parameters:
    
    ctx - the parse tree
  - exitBackreference
```
void exitBackreference(RegexParser.BackreferenceContext ctx)
```
    Exit a parse tree produced by the Backreference labeled alternative in RegexParser.ordinary_atom().
    
    Parameters:
    
    ctx - the parse tree
  - enterLastSubstitute
```
void enterLastSubstitute(RegexParser.LastSubstituteContext ctx)
```
    Enter a parse tree produced by the LastSubstitute labeled alternative in RegexParser.ordinary_atom().
    
    Parameters:
    
    ctx - the parse tree
  - exitLastSubstitute
```
void exitLastSubstitute(RegexParser.LastSubstituteContext ctx)
```
    Exit a parse tree produced by the LastSubstitute labeled alternative in RegexParser.ordinary_atom().
    
    Parameters:
    
    ctx - the parse tree
  - enterZeroWidth
```
void enterZeroWidth(RegexParser.ZeroWidthContext ctx)
```
    Enter a parse tree produced by the ZeroWidth labeled alternative in RegexParser.ordinary_atom().
    
    Parameters:
    
    ctx - the parse tree
  - exitZeroWidth
```
void exitZeroWidth(RegexParser.ZeroWidthContext ctx)
```
    Exit a parse tree produced by the ZeroWidth labeled alternative in RegexParser.ordinary_atom().
    
    Parameters:
    
    ctx - the parse tree
  - enterCharClass
```
void enterCharClass(RegexParser.CharClassContext ctx)
```
    Enter a parse tree produced by the CharClass labeled alternative in RegexParser.ordinary_atom().
    
    Parameters:
    
    ctx - the parse tree
  - exitCharClass
```
void exitCharClass(RegexParser.CharClassContext ctx)
```
    Exit a parse tree produced by the CharClass labeled alternative in RegexParser.ordinary_atom().
    
    Parameters:
    
    ctx - the parse tree
  - enterCollec
```
void enterCollec(RegexParser.CollecContext ctx)
```
    Enter a parse tree produced by the Collec labeled alternative in RegexParser.ordinary_atom().
    
    Parameters:
    
    ctx - the parse tree
  - exitCollec
```
void exitCollec(RegexParser.CollecContext ctx)
```
    Exit a parse tree produced by the Collec labeled alternative in RegexParser.ordinary_atom().
    
    Parameters:
    
    ctx - the parse tree
  - enterCharCode
```
void enterCharCode(RegexParser.CharCodeContext ctx)
```
    Enter a parse tree produced by the CharCode labeled alternative in RegexParser.ordinary_atom().
    
    Parameters:
    
    ctx - the parse tree
  - exitCharCode
```
void exitCharCode(RegexParser.CharCodeContext ctx)
```
    Exit a parse tree produced by the CharCode labeled alternative in RegexParser.ordinary_atom().
    
    Parameters:
    
    ctx - the parse tree
  - enterIdentifier
```
void enterIdentifier(RegexParser.IdentifierContext ctx)
```
    Enter a parse tree produced by the Identifier labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitIdentifier
```
void exitIdentifier(RegexParser.IdentifierContext ctx)
```
    Exit a parse tree produced by the Identifier labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterIdentifierNotDigit
```
void enterIdentifierNotDigit(RegexParser.IdentifierNotDigitContext ctx)
```
    Enter a parse tree produced by the IdentifierNotDigit labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitIdentifierNotDigit
```
void exitIdentifierNotDigit(RegexParser.IdentifierNotDigitContext ctx)
```
    Exit a parse tree produced by the IdentifierNotDigit labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterKeyword
```
void enterKeyword(RegexParser.KeywordContext ctx)
```
    Enter a parse tree produced by the Keyword labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitKeyword
```
void exitKeyword(RegexParser.KeywordContext ctx)
```
    Exit a parse tree produced by the Keyword labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterKeywordNotDigit
```
void enterKeywordNotDigit(RegexParser.KeywordNotDigitContext ctx)
```
    Enter a parse tree produced by the KeywordNotDigit labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitKeywordNotDigit
```
void exitKeywordNotDigit(RegexParser.KeywordNotDigitContext ctx)
```
    Exit a parse tree produced by the KeywordNotDigit labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterFilename
```
void enterFilename(RegexParser.FilenameContext ctx)
```
    Enter a parse tree produced by the Filename labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitFilename
```
void exitFilename(RegexParser.FilenameContext ctx)
```
    Exit a parse tree produced by the Filename labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterFilenameNotDigit
```
void enterFilenameNotDigit(RegexParser.FilenameNotDigitContext ctx)
```
    Enter a parse tree produced by the FilenameNotDigit labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitFilenameNotDigit
```
void exitFilenameNotDigit(RegexParser.FilenameNotDigitContext ctx)
```
    Exit a parse tree produced by the FilenameNotDigit labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterPrintable
```
void enterPrintable(RegexParser.PrintableContext ctx)
```
    Enter a parse tree produced by the Printable labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitPrintable
```
void exitPrintable(RegexParser.PrintableContext ctx)
```
    Exit a parse tree produced by the Printable labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterPrintableNotDigit
```
void enterPrintableNotDigit(RegexParser.PrintableNotDigitContext ctx)
```
    Enter a parse tree produced by the PrintableNotDigit labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitPrintableNotDigit
```
void exitPrintableNotDigit(RegexParser.PrintableNotDigitContext ctx)
```
    Exit a parse tree produced by the PrintableNotDigit labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterWhitespace
```
void enterWhitespace(RegexParser.WhitespaceContext ctx)
```
    Enter a parse tree produced by the Whitespace labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitWhitespace
```
void exitWhitespace(RegexParser.WhitespaceContext ctx)
```
    Exit a parse tree produced by the Whitespace labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterNotWhitespace
```
void enterNotWhitespace(RegexParser.NotWhitespaceContext ctx)
```
    Enter a parse tree produced by the NotWhitespace labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitNotWhitespace
```
void exitNotWhitespace(RegexParser.NotWhitespaceContext ctx)
```
    Exit a parse tree produced by the NotWhitespace labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterDigit
```
void enterDigit(RegexParser.DigitContext ctx)
```
    Enter a parse tree produced by the Digit labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitDigit
```
void exitDigit(RegexParser.DigitContext ctx)
```
    Exit a parse tree produced by the Digit labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterNotDigit
```
void enterNotDigit(RegexParser.NotDigitContext ctx)
```
    Enter a parse tree produced by the NotDigit labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitNotDigit
```
void exitNotDigit(RegexParser.NotDigitContext ctx)
```
    Exit a parse tree produced by the NotDigit labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterHex
```
void enterHex(RegexParser.HexContext ctx)
```
    Enter a parse tree produced by the Hex labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitHex
```
void exitHex(RegexParser.HexContext ctx)
```
    Exit a parse tree produced by the Hex labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterNotHex
```
void enterNotHex(RegexParser.NotHexContext ctx)
```
    Enter a parse tree produced by the NotHex labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitNotHex
```
void exitNotHex(RegexParser.NotHexContext ctx)
```
    Exit a parse tree produced by the NotHex labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterOctal
```
void enterOctal(RegexParser.OctalContext ctx)
```
    Enter a parse tree produced by the Octal labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitOctal
```
void exitOctal(RegexParser.OctalContext ctx)
```
    Exit a parse tree produced by the Octal labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterNotOctal
```
void enterNotOctal(RegexParser.NotOctalContext ctx)
```
    Enter a parse tree produced by the NotOctal labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitNotOctal
```
void exitNotOctal(RegexParser.NotOctalContext ctx)
```
    Exit a parse tree produced by the NotOctal labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterWordchar
```
void enterWordchar(RegexParser.WordcharContext ctx)
```
    Enter a parse tree produced by the Wordchar labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitWordchar
```
void exitWordchar(RegexParser.WordcharContext ctx)
```
    Exit a parse tree produced by the Wordchar labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterNotwordchar
```
void enterNotwordchar(RegexParser.NotwordcharContext ctx)
```
    Enter a parse tree produced by the Notwordchar labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitNotwordchar
```
void exitNotwordchar(RegexParser.NotwordcharContext ctx)
```
    Exit a parse tree produced by the Notwordchar labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterHeadofword
```
void enterHeadofword(RegexParser.HeadofwordContext ctx)
```
    Enter a parse tree produced by the Headofword labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitHeadofword
```
void exitHeadofword(RegexParser.HeadofwordContext ctx)
```
    Exit a parse tree produced by the Headofword labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterNotHeadOfWord
```
void enterNotHeadOfWord(RegexParser.NotHeadOfWordContext ctx)
```
    Enter a parse tree produced by the NotHeadOfWord labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitNotHeadOfWord
```
void exitNotHeadOfWord(RegexParser.NotHeadOfWordContext ctx)
```
    Exit a parse tree produced by the NotHeadOfWord labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterAlpha
```
void enterAlpha(RegexParser.AlphaContext ctx)
```
    Enter a parse tree produced by the Alpha labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitAlpha
```
void exitAlpha(RegexParser.AlphaContext ctx)
```
    Exit a parse tree produced by the Alpha labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterNotAlpha
```
void enterNotAlpha(RegexParser.NotAlphaContext ctx)
```
    Enter a parse tree produced by the NotAlpha labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitNotAlpha
```
void exitNotAlpha(RegexParser.NotAlphaContext ctx)
```
    Exit a parse tree produced by the NotAlpha labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterLcase
```
void enterLcase(RegexParser.LcaseContext ctx)
```
    Enter a parse tree produced by the Lcase labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitLcase
```
void exitLcase(RegexParser.LcaseContext ctx)
```
    Exit a parse tree produced by the Lcase labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterNotLcase
```
void enterNotLcase(RegexParser.NotLcaseContext ctx)
```
    Enter a parse tree produced by the NotLcase labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitNotLcase
```
void exitNotLcase(RegexParser.NotLcaseContext ctx)
```
    Exit a parse tree produced by the NotLcase labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterUcase
```
void enterUcase(RegexParser.UcaseContext ctx)
```
    Enter a parse tree produced by the Ucase labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitUcase
```
void exitUcase(RegexParser.UcaseContext ctx)
```
    Exit a parse tree produced by the Ucase labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterNotUcase
```
void enterNotUcase(RegexParser.NotUcaseContext ctx)
```
    Enter a parse tree produced by the NotUcase labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitNotUcase
```
void exitNotUcase(RegexParser.NotUcaseContext ctx)
```
    Exit a parse tree produced by the NotUcase labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterEsc
```
void enterEsc(RegexParser.EscContext ctx)
```
    Enter a parse tree produced by the Esc labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitEsc
```
void exitEsc(RegexParser.EscContext ctx)
```
    Exit a parse tree produced by the Esc labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterTab
```
void enterTab(RegexParser.TabContext ctx)
```
    Enter a parse tree produced by the Tab labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitTab
```
void exitTab(RegexParser.TabContext ctx)
```
    Exit a parse tree produced by the Tab labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterCR
```
void enterCR(RegexParser.CRContext ctx)
```
    Enter a parse tree produced by the CR labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitCR
```
void exitCR(RegexParser.CRContext ctx)
```
    Exit a parse tree produced by the CR labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterBS
```
void enterBS(RegexParser.BSContext ctx)
```
    Enter a parse tree produced by the BS labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitBS
```
void exitBS(RegexParser.BSContext ctx)
```
    Exit a parse tree produced by the BS labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterNL
```
void enterNL(RegexParser.NLContext ctx)
```
    Enter a parse tree produced by the NL labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - exitNL
```
void exitNL(RegexParser.NLContext ctx)
```
    Exit a parse tree produced by the NL labeled alternative in RegexParser.char_class().
    
    Parameters:
    
    ctx - the parse tree
  - enterCollectionNeg
```
void enterCollectionNeg(RegexParser.CollectionNegContext ctx)
```
    Enter a parse tree produced by the CollectionNeg labeled alternative in RegexParser.collection().
    
    Parameters:
    
    ctx - the parse tree
  - exitCollectionNeg
```
void exitCollectionNeg(RegexParser.CollectionNegContext ctx)
```
    Exit a parse tree produced by the CollectionNeg labeled alternative in RegexParser.collection().
    
    Parameters:
    
    ctx - the parse tree
  - enterCollectionPos
```
void enterCollectionPos(RegexParser.CollectionPosContext ctx)
```
    Enter a parse tree produced by the CollectionPos labeled alternative in RegexParser.collection().
    
    Parameters:
    
    ctx - the parse tree
  - exitCollectionPos
```
void exitCollectionPos(RegexParser.CollectionPosContext ctx)
```
    Exit a parse tree produced by the CollectionPos labeled alternative in RegexParser.collection().
    
    Parameters:
    
    ctx - the parse tree
  - enterCharClassColElem
```
void enterCharClassColElem(RegexParser.CharClassColElemContext ctx)
```
    Enter a parse tree produced by the CharClassColElem labeled alternative in RegexParser.collection_elem().
    
    Parameters:
    
    ctx - the parse tree
  - exitCharClassColElem
```
void exitCharClassColElem(RegexParser.CharClassColElemContext ctx)
```
    Exit a parse tree produced by the CharClassColElem labeled alternative in RegexParser.collection_elem().
    
    Parameters:
    
    ctx - the parse tree
  - enterRangeColElem
```
void enterRangeColElem(RegexParser.RangeColElemContext ctx)
```
    Enter a parse tree produced by the RangeColElem labeled alternative in RegexParser.collection_elem().
    
    Parameters:
    
    ctx - the parse tree
  - exitRangeColElem
```
void exitRangeColElem(RegexParser.RangeColElemContext ctx)
```
    Exit a parse tree produced by the RangeColElem labeled alternative in RegexParser.collection_elem().
    
    Parameters:
    
    ctx - the parse tree
  - enterSingleColElem
```
void enterSingleColElem(RegexParser.SingleColElemContext ctx)
```
    Enter a parse tree produced by the SingleColElem labeled alternative in RegexParser.collection_elem().
    
    Parameters:
    
    ctx - the parse tree
  - exitSingleColElem
```
void exitSingleColElem(RegexParser.SingleColElemContext ctx)
```
    Exit a parse tree produced by the SingleColElem labeled alternative in RegexParser.collection_elem().
    
    Parameters:
    
    ctx - the parse tree
  - enterAlphaClass
```
void enterAlphaClass(RegexParser.AlphaClassContext ctx)
```
    Enter a parse tree produced by the AlphaClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - exitAlphaClass
```
void exitAlphaClass(RegexParser.AlphaClassContext ctx)
```
    Exit a parse tree produced by the AlphaClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - enterAlnumClass
```
void enterAlnumClass(RegexParser.AlnumClassContext ctx)
```
    Enter a parse tree produced by the AlnumClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - exitAlnumClass
```
void exitAlnumClass(RegexParser.AlnumClassContext ctx)
```
    Exit a parse tree produced by the AlnumClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - enterBlankClass
```
void enterBlankClass(RegexParser.BlankClassContext ctx)
```
    Enter a parse tree produced by the BlankClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - exitBlankClass
```
void exitBlankClass(RegexParser.BlankClassContext ctx)
```
    Exit a parse tree produced by the BlankClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - enterCntrlClass
```
void enterCntrlClass(RegexParser.CntrlClassContext ctx)
```
    Enter a parse tree produced by the CntrlClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - exitCntrlClass
```
void exitCntrlClass(RegexParser.CntrlClassContext ctx)
```
    Exit a parse tree produced by the CntrlClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - enterDigitClass
```
void enterDigitClass(RegexParser.DigitClassContext ctx)
```
    Enter a parse tree produced by the DigitClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - exitDigitClass
```
void exitDigitClass(RegexParser.DigitClassContext ctx)
```
    Exit a parse tree produced by the DigitClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - enterGraphClass
```
void enterGraphClass(RegexParser.GraphClassContext ctx)
```
    Enter a parse tree produced by the GraphClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - exitGraphClass
```
void exitGraphClass(RegexParser.GraphClassContext ctx)
```
    Exit a parse tree produced by the GraphClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - enterLowerClass
```
void enterLowerClass(RegexParser.LowerClassContext ctx)
```
    Enter a parse tree produced by the LowerClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - exitLowerClass
```
void exitLowerClass(RegexParser.LowerClassContext ctx)
```
    Exit a parse tree produced by the LowerClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - enterPrintClass
```
void enterPrintClass(RegexParser.PrintClassContext ctx)
```
    Enter a parse tree produced by the PrintClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - exitPrintClass
```
void exitPrintClass(RegexParser.PrintClassContext ctx)
```
    Exit a parse tree produced by the PrintClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - enterPunctClass
```
void enterPunctClass(RegexParser.PunctClassContext ctx)
```
    Enter a parse tree produced by the PunctClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - exitPunctClass
```
void exitPunctClass(RegexParser.PunctClassContext ctx)
```
    Exit a parse tree produced by the PunctClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - enterSpaceClass
```
void enterSpaceClass(RegexParser.SpaceClassContext ctx)
```
    Enter a parse tree produced by the SpaceClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - exitSpaceClass
```
void exitSpaceClass(RegexParser.SpaceClassContext ctx)
```
    Exit a parse tree produced by the SpaceClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - enterUpperClass
```
void enterUpperClass(RegexParser.UpperClassContext ctx)
```
    Enter a parse tree produced by the UpperClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - exitUpperClass
```
void exitUpperClass(RegexParser.UpperClassContext ctx)
```
    Exit a parse tree produced by the UpperClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - enterXdigitClass
```
void enterXdigitClass(RegexParser.XdigitClassContext ctx)
```
    Enter a parse tree produced by the XdigitClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - exitXdigitClass
```
void exitXdigitClass(RegexParser.XdigitClassContext ctx)
```
    Exit a parse tree produced by the XdigitClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - enterReturnClass
```
void enterReturnClass(RegexParser.ReturnClassContext ctx)
```
    Enter a parse tree produced by the ReturnClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - exitReturnClass
```
void exitReturnClass(RegexParser.ReturnClassContext ctx)
```
    Exit a parse tree produced by the ReturnClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - enterTabClass
```
void enterTabClass(RegexParser.TabClassContext ctx)
```
    Enter a parse tree produced by the TabClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - exitTabClass
```
void exitTabClass(RegexParser.TabClassContext ctx)
```
    Exit a parse tree produced by the TabClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - enterEscapeClass
```
void enterEscapeClass(RegexParser.EscapeClassContext ctx)
```
    Enter a parse tree produced by the EscapeClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - exitEscapeClass
```
void exitEscapeClass(RegexParser.EscapeClassContext ctx)
```
    Exit a parse tree produced by the EscapeClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - enterBackspaceClass
```
void enterBackspaceClass(RegexParser.BackspaceClassContext ctx)
```
    Enter a parse tree produced by the BackspaceClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - exitBackspaceClass
```
void exitBackspaceClass(RegexParser.BackspaceClassContext ctx)
```
    Exit a parse tree produced by the BackspaceClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - enterIdentClass
```
void enterIdentClass(RegexParser.IdentClassContext ctx)
```
    Enter a parse tree produced by the IdentClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - exitIdentClass
```
void exitIdentClass(RegexParser.IdentClassContext ctx)
```
    Exit a parse tree produced by the IdentClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - enterKeywordClass
```
void enterKeywordClass(RegexParser.KeywordClassContext ctx)
```
    Enter a parse tree produced by the KeywordClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - exitKeywordClass
```
void exitKeywordClass(RegexParser.KeywordClassContext ctx)
```
    Exit a parse tree produced by the KeywordClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - enterFnameClass
```
void enterFnameClass(RegexParser.FnameClassContext ctx)
```
    Enter a parse tree produced by the FnameClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - exitFnameClass
```
void exitFnameClass(RegexParser.FnameClassContext ctx)
```
    Exit a parse tree produced by the FnameClass labeled alternative in RegexParser.collection_char_class_expression().
    
    Parameters:
    
    ctx - the parse tree
  - enterCursor
```
void enterCursor(RegexParser.CursorContext ctx)
```
    Enter a parse tree produced by the Cursor labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - exitCursor
```
void exitCursor(RegexParser.CursorContext ctx)
```
    Exit a parse tree produced by the Cursor labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - enterVisual
```
void enterVisual(RegexParser.VisualContext ctx)
```
    Enter a parse tree produced by the Visual labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - exitVisual
```
void exitVisual(RegexParser.VisualContext ctx)
```
    Exit a parse tree produced by the Visual labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - enterStartMatch
```
void enterStartMatch(RegexParser.StartMatchContext ctx)
```
    Enter a parse tree produced by the StartMatch labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - exitStartMatch
```
void exitStartMatch(RegexParser.StartMatchContext ctx)
```
    Exit a parse tree produced by the StartMatch labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - enterEndMatch
```
void enterEndMatch(RegexParser.EndMatchContext ctx)
```
    Enter a parse tree produced by the EndMatch labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - exitEndMatch
```
void exitEndMatch(RegexParser.EndMatchContext ctx)
```
    Exit a parse tree produced by the EndMatch labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - enterStartOfFile
```
void enterStartOfFile(RegexParser.StartOfFileContext ctx)
```
    Enter a parse tree produced by the StartOfFile labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - exitStartOfFile
```
void exitStartOfFile(RegexParser.StartOfFileContext ctx)
```
    Exit a parse tree produced by the StartOfFile labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - enterEndOfFile
```
void enterEndOfFile(RegexParser.EndOfFileContext ctx)
```
    Enter a parse tree produced by the EndOfFile labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - exitEndOfFile
```
void exitEndOfFile(RegexParser.EndOfFileContext ctx)
```
    Exit a parse tree produced by the EndOfFile labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - enterStartOfLine
```
void enterStartOfLine(RegexParser.StartOfLineContext ctx)
```
    Enter a parse tree produced by the StartOfLine labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - exitStartOfLine
```
void exitStartOfLine(RegexParser.StartOfLineContext ctx)
```
    Exit a parse tree produced by the StartOfLine labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - enterEndOfLine
```
void enterEndOfLine(RegexParser.EndOfLineContext ctx)
```
    Enter a parse tree produced by the EndOfLine labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - exitEndOfLine
```
void exitEndOfLine(RegexParser.EndOfLineContext ctx)
```
    Exit a parse tree produced by the EndOfLine labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - enterStartOfWord
```
void enterStartOfWord(RegexParser.StartOfWordContext ctx)
```
    Enter a parse tree produced by the StartOfWord labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - exitStartOfWord
```
void exitStartOfWord(RegexParser.StartOfWordContext ctx)
```
    Exit a parse tree produced by the StartOfWord labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - enterEndOfWord
```
void enterEndOfWord(RegexParser.EndOfWordContext ctx)
```
    Enter a parse tree produced by the EndOfWord labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - exitEndOfWord
```
void exitEndOfWord(RegexParser.EndOfWordContext ctx)
```
    Exit a parse tree produced by the EndOfWord labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - enterLine
```
void enterLine(RegexParser.LineContext ctx)
```
    Enter a parse tree produced by the Line labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - exitLine
```
void exitLine(RegexParser.LineContext ctx)
```
    Exit a parse tree produced by the Line labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - enterBeforeLine
```
void enterBeforeLine(RegexParser.BeforeLineContext ctx)
```
    Enter a parse tree produced by the BeforeLine labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - exitBeforeLine
```
void exitBeforeLine(RegexParser.BeforeLineContext ctx)
```
    Exit a parse tree produced by the BeforeLine labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - enterAfterLine
```
void enterAfterLine(RegexParser.AfterLineContext ctx)
```
    Enter a parse tree produced by the AfterLine labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - exitAfterLine
```
void exitAfterLine(RegexParser.AfterLineContext ctx)
```
    Exit a parse tree produced by the AfterLine labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - enterLineCursor
```
void enterLineCursor(RegexParser.LineCursorContext ctx)
```
    Enter a parse tree produced by the LineCursor labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - exitLineCursor
```
void exitLineCursor(RegexParser.LineCursorContext ctx)
```
    Exit a parse tree produced by the LineCursor labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - enterBeforeLineCursor
```
void enterBeforeLineCursor(RegexParser.BeforeLineCursorContext ctx)
```
    Enter a parse tree produced by the BeforeLineCursor labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - exitBeforeLineCursor
```
void exitBeforeLineCursor(RegexParser.BeforeLineCursorContext ctx)
```
    Exit a parse tree produced by the BeforeLineCursor labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - enterAfterLineCursor
```
void enterAfterLineCursor(RegexParser.AfterLineCursorContext ctx)
```
    Enter a parse tree produced by the AfterLineCursor labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - exitAfterLineCursor
```
void exitAfterLineCursor(RegexParser.AfterLineCursorContext ctx)
```
    Exit a parse tree produced by the AfterLineCursor labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - enterColumn
```
void enterColumn(RegexParser.ColumnContext ctx)
```
    Enter a parse tree produced by the Column labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - exitColumn
```
void exitColumn(RegexParser.ColumnContext ctx)
```
    Exit a parse tree produced by the Column labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - enterBeforeColumn
```
void enterBeforeColumn(RegexParser.BeforeColumnContext ctx)
```
    Enter a parse tree produced by the BeforeColumn labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - exitBeforeColumn
```
void exitBeforeColumn(RegexParser.BeforeColumnContext ctx)
```
    Exit a parse tree produced by the BeforeColumn labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - enterAfterColumn
```
void enterAfterColumn(RegexParser.AfterColumnContext ctx)
```
    Enter a parse tree produced by the AfterColumn labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - exitAfterColumn
```
void exitAfterColumn(RegexParser.AfterColumnContext ctx)
```
    Exit a parse tree produced by the AfterColumn labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - enterColumnCursor
```
void enterColumnCursor(RegexParser.ColumnCursorContext ctx)
```
    Enter a parse tree produced by the ColumnCursor labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - exitColumnCursor
```
void exitColumnCursor(RegexParser.ColumnCursorContext ctx)
```
    Exit a parse tree produced by the ColumnCursor labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - enterBeforeColumnCursor
```
void enterBeforeColumnCursor(RegexParser.BeforeColumnCursorContext ctx)
```
    Enter a parse tree produced by the BeforeColumnCursor labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - exitBeforeColumnCursor
```
void exitBeforeColumnCursor(RegexParser.BeforeColumnCursorContext ctx)
```
    Exit a parse tree produced by the BeforeColumnCursor labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - enterAfterColumnCursor
```
void enterAfterColumnCursor(RegexParser.AfterColumnCursorContext ctx)
```
    Enter a parse tree produced by the AfterColumnCursor labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - exitAfterColumnCursor
```
void exitAfterColumnCursor(RegexParser.AfterColumnCursorContext ctx)
```
    Exit a parse tree produced by the AfterColumnCursor labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - enterMark
```
void enterMark(RegexParser.MarkContext ctx)
```
    Enter a parse tree produced by the Mark labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - exitMark
```
void exitMark(RegexParser.MarkContext ctx)
```
    Exit a parse tree produced by the Mark labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - enterBeforeMark
```
void enterBeforeMark(RegexParser.BeforeMarkContext ctx)
```
    Enter a parse tree produced by the BeforeMark labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - exitBeforeMark
```
void exitBeforeMark(RegexParser.BeforeMarkContext ctx)
```
    Exit a parse tree produced by the BeforeMark labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - enterAfterMark
```
void enterAfterMark(RegexParser.AfterMarkContext ctx)
```
    Enter a parse tree produced by the AfterMark labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - exitAfterMark
```
void exitAfterMark(RegexParser.AfterMarkContext ctx)
```
    Exit a parse tree produced by the AfterMark labeled alternative in RegexParser.zero_width().
    
    Parameters:
    
    ctx - the parse tree
  - enterDecimalCode
```
void enterDecimalCode(RegexParser.DecimalCodeContext ctx)
```
    Enter a parse tree produced by the DecimalCode labeled alternative in RegexParser.char_code().
    
    Parameters:
    
    ctx - the parse tree
  - exitDecimalCode
```
void exitDecimalCode(RegexParser.DecimalCodeContext ctx)
```
    Exit a parse tree produced by the DecimalCode labeled alternative in RegexParser.char_code().
    
    Parameters:
    
    ctx - the parse tree
  - enterOctalCode
```
void enterOctalCode(RegexParser.OctalCodeContext ctx)
```
    Enter a parse tree produced by the OctalCode labeled alternative in RegexParser.char_code().
    
    Parameters:
    
    ctx - the parse tree
  - exitOctalCode
```
void exitOctalCode(RegexParser.OctalCodeContext ctx)
```
    Exit a parse tree produced by the OctalCode labeled alternative in RegexParser.char_code().
    
    Parameters:
    
    ctx - the parse tree
  - enterHexCode
```
void enterHexCode(RegexParser.HexCodeContext ctx)
```
    Enter a parse tree produced by the HexCode labeled alternative in RegexParser.char_code().
    
    Parameters:
    
    ctx - the parse tree
  - exitHexCode
```
void exitHexCode(RegexParser.HexCodeContext ctx)
```
    Exit a parse tree produced by the HexCode labeled alternative in RegexParser.char_code().
    
    Parameters:
    
    ctx - the parse tree

Interface RegexParserListener

Method Summary

Methods inherited from interface org.antlr.v4.runtime.tree.ParseTreeListener

Method Detail

enterPattern

exitPattern

enterSub_pattern

exitSub_pattern

enterBranch

exitBranch

enterConcat

exitConcat

enterPiece

exitPiece

enterOrdinaryAtom

exitOrdinaryAtom

enterGroupingCapture

exitGroupingCapture

enterGroupingNoCapture

exitGroupingNoCapture

enterOptionallyMatched

exitOptionallyMatched

enterZeroOrMore

exitZeroOrMore

enterOneOrMore

exitOneOrMore

enterZeroOrOne

exitZeroOrOne

enterRangeQuantifier

exitRangeQuantifier

enterAtomic

exitAtomic

enterPositiveLookahead

exitPositiveLookahead

enterNegativeLookahead

exitNegativeLookahead

enterPositiveLookbehind

exitPositiveLookbehind

enterNegativeLookbehind

exitNegativeLookbehind

enterPositiveLimitedLookbehind

exitPositiveLimitedLookbehind

enterNegativeLimitedLookbehind

exitNegativeLimitedLookbehind

enterRangeGreedy

exitRangeGreedy

enterRangeLazy

exitRangeLazy

enterLiteralChar

exitLiteralChar

enterAnyChar

exitAnyChar

enterAnyCharNL

exitAnyCharNL

enterBackreference

exitBackreference

enterLastSubstitute

exitLastSubstitute

enterZeroWidth

exitZeroWidth

enterCharClass

exitCharClass

enterCollec

exitCollec

enterCharCode

exitCharCode

enterIdentifier

exitIdentifier

enterIdentifierNotDigit

exitIdentifierNotDigit

enterKeyword

exitKeyword

enterKeywordNotDigit

exitKeywordNotDigit

enterFilename

exitFilename

enterFilenameNotDigit

exitFilenameNotDigit

enterPrintable

exitPrintable