How to use exitErr method in Cypress

1(function() {2  var Promise, _, cp, exit, exit0, exitErr, log, path;3  require("./environment");4  _ = require("lodash");5  cp = require("child_process");6  path = require("path");7  Promise = require("bluebird");8  log = require('./log');9  exit = function(code) {10    if (code == null) {11      code = 0;12    }13    log("about to exit with code", code);14    return process.exit(code);15  };16  exit0 = function() {17    return exit(0);18  };19  exitErr = function(err) {20    log('exiting with err', err);21    return require("./errors").log(err).then(function() {22      return exit(1);23    });24  };25  module.exports = {26    isCurrentlyRunningElectron: function() {27      return !!(process.versions && process.versions.electron);28    },29    runElectron: function(mode, options) {30      return Promise["try"]((function(_this) {31        return function() {32          if (_this.isCurrentlyRunningElectron()) {33            return require("./modes")(mode, options);34          } else {35            return new Promise(function(resolve) {36              var cypressElectron, fn;37              cypressElectron = require("@packages/electron");38              fn = function(code) {39                log("electron finished with", code);40                return resolve({41                  failures: code42                });43              };44              return cypressElectron.open(".", require("./util/args").toArray(options), fn);45            });46          }47        };48      })(this));49    },50    openProject: function(options) {51      return require("./open_project").open(options.project, options);52    },53    runServer: function(options) {},54    start: function(argv) {55      if (argv == null) {56        argv = [];57      }58      require("./logger").info("starting desktop app", {59        args: argv60      });61      log("starting cypress server");62      return require("./util/app_data").ensure().then((function(_this) {63        return function() {64          var mode, options;65          options = require("./util/args").toObject(argv);66          switch (false) {67            case !options.removeIds:68              options.mode = "removeIds";69              break;70            case !options.version:71              options.mode = "version";72              break;73            case !options.smokeTest:74              options.mode = "smokeTest";75              break;76            case !options.returnPkg:77              options.mode = "returnPkg";78              break;79            case !options.logs:80              options.mode = "logs";81              break;82            case !options.clearLogs:83              options.mode = "clearLogs";84              break;85            case !options.getKey:86              options.mode = "getKey";87              break;88            case !options.generateKey:89              options.mode = "generateKey";90              break;91            case options.exitWithCode == null:92              options.mode = "exitWithCode";93              break;94            case !(options.record || options.ci):95              options.mode = "record";96              break;97            case !options.runProject:98              options.mode = "headless";99              break;100            default:101              if (options.mode == null) {102                options.mode = "headed";103              }104          }105          mode = options.mode;106          options = _.omit(options, "mode");107          if (_.isArray(options.spec)) {108            options.spec = options.spec[0];109          }110          return _this.startInMode(mode, options);111        };112      })(this));113    },114    startInMode: function(mode, options) {115      log("start in mode %s with options %j", mode, options);116      switch (mode) {117        case "removeIds":118          return require("./project").removeIds(options.projectPath).then(function(stats) {119            if (stats == null) {120              stats = {};121            }122            return console.log("Removed '" + stats.ids + "' ids from '" + stats.files + "' files.");123          }).then(exit0)["catch"](exitErr);124        case "version":125          return require("./modes/pkg")(options).get("version").then(function(version) {126            return console.log(version);127          }).then(exit0)["catch"](exitErr);128        case "smokeTest":129          return require("./modes/smoke_test")(options).then(function(pong) {130            return console.log(pong);131          }).then(exit0)["catch"](exitErr);132        case "returnPkg":133          return require("./modes/pkg")(options).then(function(pkg) {134            return console.log(JSON.stringify(pkg));135          }).then(exit0)["catch"](exitErr);136        case "logs":137          return require("./gui/logs").print().then(exit0)["catch"](exitErr);138        case "clearLogs":139          return require("./gui/logs").clear().then(exit0)["catch"](exitErr);140        case "getKey":141          return require("./project").getSecretKeyByPath(options.projectPath).then(function(key) {142            return console.log(key);143          }).then(exit0)["catch"](exitErr);144        case "generateKey":145          return require("./project").generateSecretKeyByPath(options.projectPath).then(function(key) {146            return console.log(key);147          }).then(exit0)["catch"](exitErr);148        case "exitWithCode":149          return require("./modes/exit")(options).then(exit)["catch"](exitErr);150        case "headless":151          return this.runElectron(mode, options).get("failures").then(exit)["catch"](exitErr);152        case "headed":153          return this.runElectron(mode, options);154        case "record":155          return this.runElectron(mode, options).get("failures").then(exit)["catch"](exitErr);156        case "server":157          return this.runServer(options);158        case "openProject":159          return this.openProject(options);160        default:161          throw new Error("Cannot start. Invalid mode: '" + mode + "'");162      }163    }164  };...

...39      New to ${chalk.green(opts.server)} and need an account?40      ${chalk.green('dat register')}41      Explore public dats at ${chalk.blue('datbase.org/explore')}42    `)43    return exitErr(loginErr)44  }45  opts.createIfMissing = false // publish must always be a resumed archive46  Dat(opts.dir, opts, function (err, dat) {47    if (err && err.name === 'MissingError') return exitErr('No existing dat in this directory. Create a dat before publishing.')48    else if (err) return exitErr(err)49    dat.joinNetwork() // join network to upload metadata50    var datjson = DatJson(dat.archive, { file: path.join(dat.path, 'dat.json') })51    datjson.read(publish)52    function publish (_, data) {53      // ignore datjson.read() err, we'll prompt for name54      // xtend dat.json with opts55      var datInfo = xtend({56        name: opts.name,57        url: 'dat://' + encoding.toStr(dat.key), // force correct url in publish? what about non-dat urls?58        title: opts.title,59        description: opts.description60      }, data)61      var welcome = output(`62        Publishing dat to ${chalk.green(opts.server)}!63      `)64      console.log(welcome)65      if (datInfo.name) return makeRequest(datInfo)66      prompt.message = ''67      prompt.start()68      prompt.get({69        properties: {70          name: {71            description: chalk.magenta('dat name'),72            pattern: /^[a-zA-Z0-9-]+$/,73            message: `A dat name can only have letters, numbers, or dashes.\n Like ${chalk.bold('cool-cats-12meow')}`,74            required: true75          }76        }77      }, function (err, results) {78        if (err) return exitErr(err)79        datInfo.name = results.name80        makeRequest(datInfo)81      })82    }83    function makeRequest (datInfo) {84      console.log(`Please wait, '${chalk.bold(datInfo.name)}' will soon be ready for its great unveiling...`)85      client.dats.create(datInfo, function (err, resp, body) {86        if (err) {87          if (err.message) {88            if (err.message === 'timed out') {89              return exitErr(output(`${chalk.red('\nERROR: ' + opts.server + ' could not connect to your computer.')}90              Troubleshoot here: ${chalk.green('https://docs.datproject.org/troubleshooting#networking-issues')}91              `))92            }93            var str = err.message.trim()94            if (str === 'jwt expired') return exitErr(`Session expired, please ${chalk.green('dat login')} again`)95            return exitErr('ERROR: ' + err.message) // node error96          }97          // server response errors98          return exitErr('ERROR: ' + err.toString())99        }100        if (body.statusCode === 400) return exitErr(new Error(body.message))101        datjson.write(datInfo, function (err) {102          if (err) return exitErr(err)103          // TODO: write published url to dat.json (need spec)104          var msg = output(`105            We ${body.updated === 1 ? 'updated' : 'published'} your dat!106            ${chalk.blue.underline(`${opts.server}/${whoami.username}/${datInfo.name}`)}107          `)// TODO: get url back? it'd be better to confirm link than guess username/datname structure108          console.log(msg)109          if (body.updated === 1) {110            console.log(output(`111              ${chalk.dim.green('Cool fact #21')}112              ${opts.server} will live update when you are sharing your dat!113              You only need to publish again if your dat link changes.114            `))115          } else {116            console.log(output(`...

...52  // Force certain options53  opts.errorIfExists = true54  console.log(welcome)55  Dat(opts.dir, opts, function (err, dat) {56    if (err && err.name === 'ExistsError') return exitErr('\nArchive already exists.\nYou can use `dat sync` to update.')57    if (err) return exitErr(err)58    outro = output(`59      Created empty Dat in ${dat.path}/.dat60      Now you can add files and share:61      * Run ${chalk.green(`dat share`)} to create metadata and sync.62      * Copy the unique dat link and securely share it.63      ${chalk.blue(`dat://${dat.key.toString('hex')}`)}64    `)65    if (opts.yes) return done()66    console.log(intro)67    var datjson = DatJson(dat.archive, { file: path.join(opts.dir, 'dat.json') })68    fs.readFile(path.join(opts.dir, 'dat.json'), 'utf-8', function (err, data) {69      if (err || !data) return doPrompt()70      data = JSON.parse(data)71      debug('read existing dat.json data', data)72      doPrompt(data)73    })74    function doPrompt (data) {75      if (!data) data = {}76      var schema = {77        properties: {78          title: {79            description: chalk.magenta('Title'),80            default: data.title || '',81            // pattern: /^[a-zA-Z\s\-]+$/,82            // message: 'Name must be only letters, spaces, or dashes',83            required: false84          },85          description: {86            description: chalk.magenta('Description'),87            default: data.description || ''88          }89        }90      }91      prompt.override = { title: opts.title, description: opts.description }92      prompt.message = '' // chalk.green('> ')93      // prompt.delimiter = ''94      prompt.start()95      prompt.get(schema, writeDatJson)96      function writeDatJson (err, results) {97        if (err) return exitErr(err) // prompt error98        if (!results.title && !results.description) return done()99        datjson.create(results, done)100      }101    }102    function done (err) {103      if (err) return exitErr(err)104      console.log(outro)105    }106  })107  function exitErr (err) {108    if (err && err.message === 'canceled') {109      console.log('')110      console.log(outro)111      process.exit(0)112    }113    console.error(err)114    process.exit(1)115  }...

...32      Welcome to ${chalk.green(`dat`)} program!33      ${chalk.bold('You must login before unpublishing.')}34      ${chalk.green('dat login')}35    `)36    return exitErr(loginErr)37  }38  opts.createIfMissing = false // unpublish dont try to create new one39  Dat(opts.dir, opts, function (err, dat) {40    if (err) return exitErr(err)41    // TODO better error msg for non-existing archive42    if (!dat.writable) return exitErr('Sorry, you can only publish a dat that you created.')43    var datjson = DatJson(dat.archive, { file: path.join(dat.path, 'dat.json') })44    datjson.read(function (err, data) {45      if (err) return exitErr(err)46      if (!data.name) return exitErr('Try `dat unpublish <name>` with this dat, we are having trouble reading it.')47      confirm(data.name)48    })49  })50  function confirm (name) {51    console.log(`Unpublishing '${chalk.bold(name)}' from ${chalk.green(whoami.server)}.`)52    prompt.message = ''53    prompt.colors = false54    prompt.start()55    prompt.get([{56      name: 'sure',57      description: 'Are you sure? This cannot be undone. [y/n]',58      pattern: /^[a-zA-Z\s-]+$/,59      message: '',60      required: true61    }], function (err, results) {62      if (err) return console.log(err.message)63      if (results.sure === 'yes' || results.sure === 'y') makeRequest(name)64      else exitErr('Cancelled.')65    })66  }67  function makeRequest (name) {68    client.dats.delete({ name: name }, function (err, resp, body) {69      if (err && err.message) exitErr(err.message)70      else if (err) exitErr(err.toString())71      if (body.statusCode === 400) return exitErr(new Error(body.message))72      console.log(`Removed your dat from ${whoami.server}`)73      process.exit(0)74    })75  }76}77function exitErr (err) {78  console.error(err)79  process.exit(1)...

...55  prompt.override = opts56  prompt.message = ''57  prompt.start()58  prompt.get(schema, function (err, results) {59    if (err) return exitErr(err)60    opts.server = results.server61    makeRequest(results)62  })63  function makeRequest (user) {64    var client = Registry(opts)65    client.register({66      email: user.email,67      username: user.username,68      password: user.password69    }, function (err) {70      if (err && err.message) return exitErr(err.message)71      else if (err) return exitErr(err.toString())72      console.log(output(`73        Created account on ${chalk.green(opts.server)}!74        Login to start publishing: ${chalk.green(`dat login`)}75      `))76      process.exit(0)77    })78  }79}80function exitErr (err) {81  console.error(err)82  process.exit(1)...

...50  prompt.override = opts51  prompt.message = ''52  prompt.start()53  prompt.get(schema, function (err, results) {54    if (err) return exitErr(err)55    opts.server = results.server56    makeRequest(results)57  })58  function makeRequest (user) {59    var client = Registry(opts)60    client.login({61      email: user.email,62      password: user.password63    }, function (err, resp, body) {64      if (err && err.message) return exitErr(err.message)65      else if (err) return exitErr(err.toString())66      console.log(output(`67        Logged you in to ${chalk.green(opts.server)}!68        Now you can publish dats and share:69        * Run ${chalk.green(`dat publish`)} to publish a dat!70        * View & Share your dats at ${opts.server}71      `))72      process.exit(0)73    })74  }75}76function exitErr (err) {77  console.error(err)78  process.exit(1)79}

1// Inspired by https://github.com/zeit/async-retry2// Without the retry dependency (1 kB gzipped +)3async function retry(tryFunction, options = {}) {4  const { retries = 3 } = options;5  let tries = 0;6  let output = null;7  let exitErr = null;8  const bail = (err) => {9    exitErr = err;10  };11  while (tries < retries) {12    tries += 1;13    try {14      // eslint-disable-next-line no-await-in-loop15      output = await tryFunction({ tries, bail });16      break;17    } catch (err) {18      if (tries >= retries) {19        throw err;20      }21    }22  }23  if (exitErr) {24    throw exitErr;25  }26  return output;27}...