parseUnit(enum)
  skipErrorTokens(enum)
  listener: beginCompilationUnit(enum)
  syntheticPreviousToken(enum)
  parseTopLevelDeclarationImpl(, Instance of 'DirectiveContext')
    parseMetadataStar()
      listener: beginMetadataStar(enum)
      listener: endMetadataStar(0)
    parseTopLevelKeywordDeclaration(, enum, null, Instance of 'DirectiveContext')
      parseEnum(enum)
        listener: beginUncategorizedTopLevelDeclaration(enum)
        ensureIdentifier(enum, enumDeclaration)
          insertSyntheticIdentifier(enum, enumDeclaration, message: Message[ExpectedIdentifier, Expected an identifier, but got 'class'., Try inserting an identifier before 'class'., {lexeme: class}], messageOnToken: null)
            reportRecoverableError(class, Message[ExpectedIdentifier, Expected an identifier, but got 'class'., Try inserting an identifier before 'class'., {lexeme: class}])
              listener: handleRecoverableError(Message[ExpectedIdentifier, Expected an identifier, but got 'class'., Try inserting an identifier before 'class'., {lexeme: class}], class, class)
            rewriter()
          listener: handleIdentifier(, enumDeclaration)
        listener: beginEnum(enum)
        parseEnumHeaderOpt(, enum)
          listener: handleNoTypeVariables(class)
          recoverySmallLookAheadSkipTokens(, [{, with, implements])
          parseEnumWithClauseOpt()
            listener: handleEnumNoWithClause()
          recoveryEnumWith(, Message[MultipleClauses, Each 'enum' definition can have at most one 'with' clause., Try combining all of the 'with' clauses into a single clause., {string: enum, string2: with}])
          recoverySmallLookAheadSkipTokens(, [{, with, implements])
          parseClassOrMixinOrEnumImplementsOpt()
            listener: handleImplements(null, 0)
          recoveryEnumWith(, Message[OutOfOrderClauses, The 'with' clause must come before the 'implements' clause., Try moving the 'with' clause before the 'implements' clause., {string: with, string2: implements}])
          recoveryEnumImplements(, Message[MultipleClauses, Each 'enum' definition can have at most one 'implements' clause., Try combining all of the 'implements' clauses into a single clause., {string: enum, string2: implements}])
          recoverySmallLookAheadSkipTokens(, [{, with, implements])
        ensureBlock(, Instance of 'Template<(Token) => Message>', null)
          reportRecoverableError(class, Message[ExpectedEnumBody, Expected a enum body, but got 'class'., An enum definition must have a body with at least one constant name., {lexeme: class}])
            listener: handleRecoverableError(Message[ExpectedEnumBody, Expected a enum body, but got 'class'., An enum definition must have a body with at least one constant name., {lexeme: class}], class, class)
          insertBlock()
            rewriter()
            rewriter()
        listener: handleEnumHeader(enum, {)
        listener: handleEnumElements(, 0)
        listener: endEnum(enum, {, 0)
  listener: endTopLevelDeclaration(class)
  parseTopLevelDeclarationImpl(}, Instance of 'DirectiveContext')
    parseMetadataStar(})
      listener: beginMetadataStar(class)
      listener: endMetadataStar(0)
    parseTopLevelKeywordDeclaration(}, class, null, Instance of 'DirectiveContext')
      parseClassOrNamedMixinApplication(null, null, null, class)
        listener: beginClassOrMixinOrNamedMixinApplicationPrelude(class)
        ensureIdentifier(class, classOrMixinDeclaration)
          listener: handleIdentifier(A, classOrMixinDeclaration)
        listener: handleNoTypeVariables({)
        listener: beginClassDeclaration(class, null, null, null, A)
        parseClass(A, class, class, A)
          parseClassHeaderOpt(A, class, class)
            parseClassExtendsOpt(A)
              listener: handleNoType(A)
              listener: handleClassExtends(null, 1)
            parseClassWithClauseOpt(A)
              listener: handleClassNoWithClause()
            parseClassOrMixinOrEnumImplementsOpt(A)
              listener: handleImplements(null, 0)
            listener: handleClassHeader(class, class, null)
          parseClassOrMixinOrExtensionBody(A, DeclarationKind.Class, A)
            listener: beginClassOrMixinOrExtensionBody(DeclarationKind.Class, {)
            notEofOrValue(}, void)
            parseClassOrMixinOrExtensionOrEnumMemberImpl({, DeclarationKind.Class, A)
              parseMetadataStar({)
                listener: beginMetadataStar(void)
                listener: endMetadataStar(0)
              listener: beginMember()
              parseMethod({, null, null, null, null, null, null, {, Instance of 'VoidType', null, foo, DeclarationKind.Class, A, false)
                listener: beginMethod(DeclarationKind.Class, null, null, null, null, null, foo)
                listener: handleVoidKeyword(void)
                ensureIdentifierPotentiallyRecovered(void, methodDeclaration, false)
                  listener: handleIdentifier(foo, methodDeclaration)
                parseQualifiedRestOpt(foo, methodDeclarationContinuation)
                parseMethodTypeVar(foo)
                  listener: handleNoTypeVariables(()
                parseGetterOrFormalParameters(foo, foo, false, MemberKind.NonStaticMethod)
                  parseFormalParameters(foo, MemberKind.NonStaticMethod)
                    parseFormalParametersRest((, MemberKind.NonStaticMethod)
                      listener: beginFormalParameters((, MemberKind.NonStaticMethod)
                      parseFormalParameter((, FormalParameterKind.mandatory, MemberKind.NonStaticMethod)
                        parseMetadataStar(()
                          listener: beginMetadataStar(int)
                          listener: endMetadataStar(0)
                        listener: beginFormalParameter(int, MemberKind.NonStaticMethod, null, null, null)
                        listener: handleIdentifier(int, typeReference)
                        listener: handleNoTypeArguments(x)
                        listener: handleType(int, null)
                        ensureIdentifier(int, formalParameterDeclaration)
                          listener: handleIdentifier(x, formalParameterDeclaration)
                        listener: handleFormalParameterWithoutValue())
                        listener: endFormalParameter(null, null, null, x, null, null, FormalParameterKind.mandatory, MemberKind.NonStaticMethod)
                      listener: endFormalParameters(1, (, ), MemberKind.NonStaticMethod)
                parseInitializersOpt())
                  listener: handleNoInitializers()
                parseAsyncModifierOpt())
                  listener: handleAsyncModifier(null, null)
                  inPlainSync()
                inPlainSync()
                parseFunctionBody(), false, true)
                  listener: beginBlockFunctionBody({)
                  notEofOrValue(}, print)
                  parseStatement({)
                    parseStatementX({)
                      parseExpressionStatementOrDeclarationAfterModifiers({, {, null, null, null, false)
                        looksLikeLocalFunction(print)
                        parseExpressionStatement({)
                          parseExpression({)
                            parsePrecedenceExpression({, 1, true)
                              parseUnaryExpression({, true)
                                parsePrimary({, expression)
                                  parseSendOrFunctionLiteral({, expression)
                                    looksLikeFunctionBody(;)
                                    parseSend({, expression)
                                      isNextIdentifier({)
                                      ensureIdentifier({, expression)
                                        listener: handleIdentifier(print, expression)
                                      listener: handleNoTypeArguments(()
                                      parseArgumentsOpt(print)
                                        parseArguments(print)
                                          parseArgumentsRest(()
                                            listener: beginArguments(()
                                            parseExpression(()
                                              parsePrecedenceExpression((, 1, true)
                                                parseUnaryExpression((, true)
                                                  parsePrimary((, expression)
                                                    parseSendOrFunctionLiteral((, expression)
                                                      parseSend((, expression)
                                                        isNextIdentifier(()
                                                        ensureIdentifier((, expression)
                                                          listener: handleIdentifier(x, expression)
                                                        listener: handleNoTypeArguments(*)
                                                        parseArgumentsOpt(x)
                                                          listener: handleNoArguments(*)
                                                        listener: handleSend(x, *)
                                                listener: beginBinaryExpression(*)
                                                parsePrecedenceExpression(*, 15, true)
                                                  parseUnaryExpression(*, true)
                                                    parsePrimary(*, expression)
                                                      parseLiteralInt(*)
                                                        listener: handleLiteralInt(42)
                                                listener: endBinaryExpression(*)
                                            listener: endArguments(1, (, ))
                                      listener: handleSend(print, ;)
                          ensureSemicolon())
                          listener: handleExpressionStatement(;)
                  notEofOrValue(}, })
                  listener: endBlockFunctionBody(1, {, })
                listener: endClassMethod(null, void, (, null, })
              listener: endMember()
            notEofOrValue(}, })
            listener: endClassOrMixinOrExtensionBody(DeclarationKind.Class, 1, {, })
          listener: endClassDeclaration(class, })
  listener: endTopLevelDeclaration(enum)
  parseTopLevelDeclarationImpl(}, Instance of 'DirectiveContext')
    parseMetadataStar(})
      listener: beginMetadataStar(enum)
      listener: endMetadataStar(0)
    parseTopLevelKeywordDeclaration(}, enum, null, Instance of 'DirectiveContext')
      parseEnum(enum)
        listener: beginUncategorizedTopLevelDeclaration(enum)
        ensureIdentifier(enum, enumDeclaration)
          listener: handleIdentifier(E, enumDeclaration)
        listener: beginEnum(enum)
        parseEnumHeaderOpt(E, enum)
          listener: handleNoTypeVariables(int)
          recoverySmallLookAheadSkipTokens(E, [{, with, implements])
          parseEnumWithClauseOpt(E)
            listener: handleEnumNoWithClause()
          recoveryEnumWith(E, Message[MultipleClauses, Each 'enum' definition can have at most one 'with' clause., Try combining all of the 'with' clauses into a single clause., {string: enum, string2: with}])
          recoverySmallLookAheadSkipTokens(E, [{, with, implements])
          parseClassOrMixinOrEnumImplementsOpt(E)
            listener: handleImplements(null, 0)
          recoveryEnumWith(E, Message[OutOfOrderClauses, The 'with' clause must come before the 'implements' clause., Try moving the 'with' clause before the 'implements' clause., {string: with, string2: implements}])
          recoveryEnumImplements(E, Message[MultipleClauses, Each 'enum' definition can have at most one 'implements' clause., Try combining all of the 'implements' clauses into a single clause., {string: enum, string2: implements}])
          recoverySmallLookAheadSkipTokens(E, [{, with, implements])
        ensureBlock(E, Instance of 'Template<(Token) => Message>', null)
          reportRecoverableError(int, Message[ExpectedEnumBody, Expected a enum body, but got 'int'., An enum definition must have a body with at least one constant name., {lexeme: int}])
            listener: handleRecoverableError(Message[ExpectedEnumBody, Expected a enum body, but got 'int'., An enum definition must have a body with at least one constant name., {lexeme: int}], int, int)
          insertBlock(E)
            rewriter()
            rewriter()
        listener: handleEnumHeader(enum, {)
        listener: handleEnumElements(E, 0)
        listener: endEnum(enum, {, 0)
  listener: endTopLevelDeclaration(int)
  parseTopLevelDeclarationImpl(}, Instance of 'DirectiveContext')
    parseMetadataStar(})
      listener: beginMetadataStar(int)
      listener: endMetadataStar(0)
    parseTopLevelMemberImpl(})
      listener: beginTopLevelMember(int)
      parseTopLevelMethod(}, null, null, }, Instance of 'SimpleType', null, f, false)
        listener: beginTopLevelMethod(}, null, null)
        listener: handleIdentifier(int, typeReference)
        listener: handleNoTypeArguments(f)
        listener: handleType(int, null)
        ensureIdentifierPotentiallyRecovered(int, topLevelFunctionDeclaration, false)
          listener: handleIdentifier(f, topLevelFunctionDeclaration)
        parseMethodTypeVar(f)
          listener: handleNoTypeVariables(()
        parseGetterOrFormalParameters(f, f, false, MemberKind.TopLevelMethod)
          parseFormalParameters(f, MemberKind.TopLevelMethod)
            parseFormalParametersRest((, MemberKind.TopLevelMethod)
              listener: beginFormalParameters((, MemberKind.TopLevelMethod)
              listener: endFormalParameters(0, (, ), MemberKind.TopLevelMethod)
        parseAsyncModifierOpt())
          listener: handleAsyncModifier(null, null)
          inPlainSync()
        parseFunctionBody(), false, false)
          listener: beginBlockFunctionBody({)
          notEofOrValue(}, })
          listener: endBlockFunctionBody(0, {, })
        listener: endTopLevelMethod(int, null, })
  listener: endTopLevelDeclaration()
  reportAllErrorTokens(enum)
  listener: endCompilationUnit(4, )