KaneAI - World’s First E2E Software Testing Agent.Book a Demo Join TestMu Conference

How to use _joinCommandAndFlags method in root

Best JavaScript code snippet using root

exec.js

Source:exec.js

...77  return `${prefix}${bin}${args}`;78}79function spawnAndLog(command, flags, options) {80  const trackingId = _operationCounter++;81  const cmd = _joinCommandAndFlags(command, flags);82  const log = execLogger.child({ fn: 'spawnAndLog', cmd, trackingId });83  const result = spawn(command, flags, {stdio: ['ignore', 'pipe', 'pipe'], ...options});84  const { childProcess } = result;85  const { exitCode, stdout, stderr } = childProcess;86  log.debug({ event: 'SPAWN_CMD' }, `[pid=${childProcess.pid}] ${cmd}`);87  if (exitCode != null && exitCode !== 0) {88    log.error({ event: 'SPAWN_ERROR' }, `${cmd} failed with code = ${exitCode}`);89  }90  if (!options || !options.silent) {91    stdout && stdout.on('data', (chunk) => log.trace({ stdout: true, event: 'SPAWN_STDOUT' }, chunk.toString()));92    stderr && stderr.on('data', (chunk) => log.error({ stderr: true, event: 'SPAWN_STDERR' }, chunk.toString()));93  }94  function onEnd(e) {95    const signal = e.childProcess.signalCode || '';96    const action = signal ? `terminated with ${signal}` : `finished with code = ${e.code}`;97    log.trace({ event: 'SPAWN_END' }, `${cmd} ${action}`);98  }99  result.then(onEnd, onEnd);100  return result;101}102function _joinCommandAndFlags(command, flags) {103  let result = command;104  for (const flag of flags.map(String)) {105    result += ' ' + (flag.indexOf(' ') === -1 ? flag : `"${escape.inQuotedString(flag)}"`);106  }107  return result;108}109async function interruptProcess(childProcessPromise, signal = 'SIGINT') {110  const log = execLogger.child({ fn: 'interruptProcess' });111  const childProcess = childProcessPromise.childProcess;112  const pid = childProcess.pid;113  const spawnargs = childProcess.spawnargs.join(' ');114  log.debug({ event: 'KILL', signal, process_pid: pid }, `sending ${signal} to [pid = ${pid}]: ${spawnargs}`);115  childProcess.kill(signal);116  await childProcessPromise.catch(e => {...

spawn.js

Source:spawn.js

...5const { escape } = require('../pipeCommands');6const retry = require('../retry');7const execsCounter = require('./opsCounter');8function spawnAndLog(binary, flags, options) {9  const command = _joinCommandAndFlags(binary, flags);10  const trackingId = execsCounter.inc();11  const logger = rootLogger.child({ fn: 'spawnAndLog', command, trackingId });12  return _spawnAndLog(logger, binary, flags, command, options);13}14async function spawnWithRetriesAndLogs(binary, flags, options = {}) {15  const command = _joinCommandAndFlags(binary, flags);16  const trackingId = execsCounter.inc();17  const logger = rootLogger.child({ fn: 'spawnWithRetriesAndLogs', command, trackingId });18  const _options = {19    ...options,20    capture: _.union(options.capture || [], ['stderr']),21  };22  const {23    retries = 1,24    interval = 100,25    ...spawnOptions26  } = _options;27  let result;28  await retry({ retries, interval }, async (tryCount, lastError) => {29    _logSpawnRetrying(logger, tryCount, lastError);30    result = await _spawnAndLog(logger, binary, flags, command, spawnOptions, tryCount);31  });32  return result;33}34const DEFAULT_KILL_SCHEDULE = {35  SIGINT: 0,36};37async function interruptProcess(childProcessPromise, schedule) {38  const childProcess = childProcessPromise.childProcess;39  const cpid = childProcess.pid;40  const spawnargs = childProcess.spawnargs.join(' ');41  const log = rootLogger.child({ event: 'SPAWN_KILL', pid: cpid });42  const handles = _.mapValues({ ...DEFAULT_KILL_SCHEDULE, ...schedule }, (ms, signal) => {43    return setTimeout(() => {44      log.trace({ signal }, `sending ${signal} to: ${spawnargs}`);45      childProcess.kill(signal);46    }, ms);47  });48  try {49    await childProcessPromise.catch(e => {50      /* istanbul ignore if */51      if (e.exitCode != null) {52        throw e;53      }54    });55  } finally {56    _.forEach(handles, handle => clearTimeout(handle));57  }58}59function _spawnAndLog(logger, binary, flags, command, options, tryCount) {60  const { logLevelPatterns, silent, ...spawnOptions } = { stdio: ['ignore', 'pipe', 'pipe'], ...options };61  const cpPromise = spawn(binary, flags, spawnOptions);62  const { childProcess } = cpPromise;63  const { exitCode, stdout, stderr } = childProcess;64  const _logger = logger.child({ cpid: childProcess.pid });65  _logSpawnCommand(_logger, command, tryCount);66  if (exitCode != null && exitCode !== 0) {67    _logger.error({ event: 'SPAWN_ERROR' }, `${command} failed with code = ${exitCode}`);68  }69  if (!silent) {70    stdout && stdout.on('data', _spawnStdoutLoggerFn(_logger, logLevelPatterns));71    stderr && stderr.on('data', _spawnStderrLoggerFn(_logger, logLevelPatterns));72  }73  function onEnd(resultOrErr) {74    const signal = resultOrErr.childProcess.signalCode || '';75    const { code } = resultOrErr;76    const action = signal ? `terminated with ${signal}` : `exited with code #${code}`;77    _logger.debug({ event: 'SPAWN_END', signal, code }, `${command} ${action}`);78  }79  cpPromise.then(onEnd, onEnd);80  return cpPromise;81}82function _joinCommandAndFlags(command, flags) {83  let result = command;84  for (const flag of flags.map(String)) {85    result += ' ' + (flag.indexOf(' ') === -1 ? flag : `"${escape.inQuotedString(flag)}"`);86  }87  return result;88}89const _spawnStdoutLoggerFn = (log, logLevelPatterns) => (chunk) => {90  const line = chunk.toString();91  const loglevel = _inferLogLevel(line, logLevelPatterns) || 'trace';92  log[loglevel]({ stdout: true, event: 'SPAWN_STDOUT' }, line);93};94const _spawnStderrLoggerFn = (log, logLevelPatterns) => (chunk) => {95  const line = chunk.toString();96  const loglevel = _inferLogLevel(line, logLevelPatterns) || 'error';...

Using AI Code Generation

1var spawn = require('child_process').spawn;2var child = spawn('ls', ['-l', '-a', '-h']);3child.stdout.on('data', function(data) {4    console.log('stdout: ' + data);5});6child.stderr.on('data', function(data) {7    console.log('stderr: ' + data);8});9child.on('close', function(code) {10    console.log('child process exited with code ' + code);11});12var spawn = require('child_process').spawn;13var child = spawn('ls', ['-l', '-a', '-h']);14child.stdout.on('data', function(data) {15    console.log('stdout: ' + data);16});17child.stderr.on('data', function(data) {18    console.log('stderr: ' + data);19});20child.on('close', function(code) {21    console.log('child process exited with code ' + code);22});

Using AI Code Generation

1const program = require('commander');2console.log(program._joinCommandAndFlags('install'));3const program = require('commander');4const child = program.command('install <name>');5console.log(child._joinCommandAndFlags('<name>'));6const program = require('commander');7const child = program.command('install <name>');8const grandchild = child.command('list');9console.log(grandchild._joinCommandAndFlags('list'));

Using AI Code Generation

1var cmd = new Command();2var result = cmd._joinCommandAndFlags('command', ['flag1', 'flag2']);3console.log(result);4var cmd = new Command();5var subCmd = cmd.command('sub');6var result = subCmd._joinCommandAndFlags('command', ['flag1', 'flag2']);7console.log(result);8var cmd = new Command();9var subCmd = cmd.command('sub');10var subSubCmd = subCmd.command('subsub');11var result = subSubCmd._joinCommandAndFlags('command', ['flag1', 'flag2']);12console.log(result);

Using AI Code Generation

1var root = require('root');2var cmd = root._joinCommandAndFlags('ls', ['-l', '-a', '-h']);3var child = require('child');4var cmd = child._joinCommandAndFlags('ls', ['-l', '-a', '-h']);5var parent = require('parent');6var cmd = parent._joinCommandAndFlags('ls', ['-l', '-a', '-h']);7var grandparent = require('grandparent');8var cmd = grandparent._joinCommandAndFlags('ls', ['-l', '-a', '-h']);9var greatgrandparent = require('greatgrandparent');10var cmd = greatgrandparent._joinCommandAndFlags('ls', ['-l', '-a', '-h']);11var greatgreatgrandparent = require('greatgreatgrandparent');12var cmd = greatgreatgrandparent._joinCommandAndFlags('ls', ['-l', '-a', '-h']);13var greatgreatgreatgrandparent = require('greatgreatgreatgrandparent');14var cmd = greatgreatgreatgrandparent._joinCommandAndFlags('ls', ['-l', '-a', '-h']);15var greatgreatgreatgreatgrandparent = require('greatgreatgreatgreatgrandparent');16var cmd = greatgreatgreatgreatgrandparent._joinCommandAndFlags('ls', ['-l', '-a', '-h']);17var greatgreatgreatgreatgreatgrandparent = require('greatgreatgreatgreatgreatgrandparent');18var cmd = greatgreatgreatgreatgreatgrandparent._joinCommandAndFlags('ls', ['-l', '-a', '-h']);19var greatgreatgreatgreatgreatgreatgrandparent = require('greatgreatgreatgreatgreatgreatgrandparent');20var cmd = greatgreatgreatgreatgreatgreatgrandparent._joinCommandAndFlags('

Using AI Code Generation

1const { _joinCommandAndFlags } = require('./src/commands/root-command')2console.log(_joinCommandAndFlags('command', ['flag1', 'flag2']))3const { _joinCommandAndFlags } = require('./src/commands/root-command')4console.log(_joinCommandAndFlags('command', ['flag1', 'flag2']))5const { _joinCommandAndFlags } = require('./src/commands/root-command')6console.log(_joinCommandAndFlags('command', ['flag1', 'flag2']))7const { _joinCommandAndFlags } = require('./src/commands/root-command')8console.log(_joinCommandAndFlags('command', ['flag1', 'flag2']))9const { _joinCommandAndFlags } = require('./src/commands/root-command')10console.log(_joinCommandAndFlags('command', ['flag1', 'flag2']))11const { _joinCommandAndFlags } = require('./src/commands/root-command')12console.log(_joinCommandAndFlags('command', ['flag1', 'flag2']))13const { _joinCommandAndFlags } = require('./src/commands/root-command')14console.log(_joinCommandAndFlags('command', ['flag1', 'flag2']))15const { _joinCommandAndFlags } = require('./src/commands/root-command')16console.log(_joinCommandAndFlags('command', ['flag1', 'flag2']))17const { _joinCommandAndFlags } = require('./src/commands/root-command')18console.log(_joinCommandAndFlags('command', ['flag1', 'flag2']))19const {

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.