parseUnit(main)
  skipErrorTokens(main)
  listener: beginCompilationUnit(main)
  syntheticPreviousToken(main)
  parseTopLevelDeclarationImpl(, Instance of 'DirectiveContext')
    parseMetadataStar()
      listener: beginMetadataStar(main)
      listener: endMetadataStar(0)
    parseTopLevelMemberImpl()
      listener: beginTopLevelMember(main)
      parseTopLevelMethod(, null, , Instance of 'NoType', null, main)
        listener: beginTopLevelMethod(, null)
        listener: handleNoType()
        ensureIdentifier(, topLevelFunctionDeclaration)
          listener: handleIdentifier(main, topLevelFunctionDeclaration)
        parseMethodTypeVar(main)
          listener: handleNoTypeVariables(()
        parseGetterOrFormalParameters(main, main, false, MemberKind.TopLevelMethod)
          parseFormalParameters(main, MemberKind.TopLevelMethod)
            parseFormalParametersRest((, MemberKind.TopLevelMethod)
              listener: beginFormalParameters((, MemberKind.TopLevelMethod)
              listener: endFormalParameters(0, (, ), MemberKind.TopLevelMethod)
        parseAsyncModifierOpt())
          listener: handleAsyncModifier(async, null)
          inPlainSync()
        parseFunctionBody(async, false, false)
          listener: beginBlockFunctionBody({)
          notEofOrValue(}, await)
          parseStatement({)
            parseStatementX({)
              parseForStatement(await, await)
                listener: beginForStatement(for)
                parseForLoopPartsStart(await, for)
                  parseExpressionStatementOrDeclaration((, true)
                    parseExpressionStatementOrDeclarationAfterModifiers((, (, null, null, null, true)
                parseForLoopPartsMid((, await, for)
                  parseExpression(()
                    parsePrecedenceExpression((, 1, true)
                      parseUnaryExpression((, true)
                        parsePrimary((, expression)
                          parseSend((, expression)
                            ensureIdentifier((, expression)
                              reportRecoverableErrorWithToken(), Instance of 'Template<(Token) => Message>')
                                listener: handleRecoverableError(Message[ExpectedIdentifier, Expected an identifier, but got ')'., null, {token: )}], ), ))
                              rewriter()
                              listener: handleIdentifier(, expression)
                            listener: handleNoTypeArguments())
                            parseArgumentsOpt()
                              listener: handleNoArguments())
                            listener: handleSend(, ))
                  listener: handleForInitializerExpressionStatement(, true)
                  reportRecoverableError(), Message[ExpectedButGot, Expected 'in' before this., null, {string: in}])
                    listener: handleRecoverableError(Message[ExpectedButGot, Expected 'in' before this., null, {string: in}], ), ))
                parseForInRest(, await, for, ))
                  parseForInLoopPartsRest(, await, for, ))
                    reportRecoverableErrorWithToken(), Instance of 'Template<(Token) => Message>')
                      listener: handleRecoverableError(Message[ExpectedIdentifier, Expected an identifier, but got ')'., null, {token: )}], ), ))
                    listener: beginForInExpression())
                    parseExpression(in)
                      parsePrecedenceExpression(in, 1, true)
                        parseUnaryExpression(in, true)
                          parsePrimary(in, expression)
                            parseSend(in, expression)
                              ensureIdentifier(in, expression)
                                reportRecoverableErrorWithToken(), Instance of 'Template<(Token) => Message>')
                                  listener: handleRecoverableError(Message[ExpectedIdentifier, Expected an identifier, but got ')'., null, {token: )}], ), ))
                                rewriter()
                                listener: handleIdentifier(, expression)
                              listener: handleNoTypeArguments())
                              parseArgumentsOpt()
                                listener: handleNoArguments())
                              listener: handleSend(, ))
                    ensureCloseParen(, ()
                    listener: endForInExpression())
                    listener: handleForInLoopParts(await, for, (, in)
                  listener: beginForInBody({)
                  parseStatement())
                    parseStatementX())
                      parseBlock(), BlockKind(statement))
                        ensureBlock(), null, null)
                        listener: beginBlock({, BlockKind(statement))
                        notEofOrValue(}, })
                        listener: endBlock(0, {, }, BlockKind(statement))
                  listener: endForInBody(})
                  listener: endForIn(})
          notEofOrValue(}, })
          listener: endBlockFunctionBody(1, {, })
        listener: endTopLevelMethod(main, null, })
  listener: endTopLevelDeclaration()
  reportAllErrorTokens(main)
  listener: endCompilationUnit(1, )