How to use the @s-ui/helpers/cli.showError function in @s-ui/helpers

console.log('    Usefull for cross-pacakge refactors.')
    console.log('')
    console.log('  Examples:')
    console.log('')
    console.log(
      '    $ sui-mono commit-all --type=fix -m "bump dependency to major version"'
    )
    console.log('    $ sui-mono --help')
    console.log('    $ sui-mono -h')
    console.log('')
  })
  .parse(process.argv)

// Check mandatory parameters
const {message, type} = program
!message && showError('Commit message is mandatory')
!type && showError('Commit type is mandatory')

const packagesDir = path.join(process.cwd(), config.getPackagesFolder())

/**
 * Checks if given path has changes
 * @param  {String}  path Folder to check
 * @return {Promise}
 */
const hasChangedFiles = path => {
  return new Promise((resolve, reject) => {
    exec(`git add . && git status ${path}`, {cwd: path}, (err, output) => {
      err ? reject(err) : resolve(!output.includes('nothing to commit'))
    })
  })
}

console.log('')
    console.log('  Examples:')
    console.log('')
    console.log(
      '    $ sui-mono commit-all --type=fix -m "bump dependency to major version"'
    )
    console.log('    $ sui-mono --help')
    console.log('    $ sui-mono -h')
    console.log('')
  })
  .parse(process.argv)

// Check mandatory parameters
const {message, type} = program
!message && showError('Commit message is mandatory')
!type && showError('Commit type is mandatory')

const packagesDir = path.join(process.cwd(), config.getPackagesFolder())

/**
 * Checks if given path has changes
 * @param  {String}  path Folder to check
 * @return {Promise}
 */
const hasChangedFiles = path => {
  return new Promise((resolve, reject) => {
    exec(`git add . && git status ${path}`, {cwd: path}, (err, output) => {
      err ? reject(err) : resolve(!output.includes('nothing to commit'))
    })
  })
}

console.log('    $ sui-studio generate searchs re-beta -P mt')
    console.log('    $ sui-studio generate searchs re-beta -R -C')
    console.log('    $ custom-help --help')
    console.log('    $ custom-help -h')
    console.log('')
  })
  .parse(process.argv)

const BASE_DIR = process.cwd()
const [category, component] = program.args

if (!component) {
  showError('component must be defined')
}
if (!category) {
  showError('category must be defined')
}

const wordsOnlyRegex = /^[\w]+$/

if (!wordsOnlyRegex.test(component)) {
  showError('component name must contain letters or underscore only')
}
if (!wordsOnlyRegex.test(category)) {
  showError('category name must contain letters or underscore only')
}

const componentInPascal = pascalCase(
  `${category.replace(/s$/, '')} ${component}`
)

const COMPONENT_DIR = `/components/${category}/${component}/`

console.log('')
    console.log('    $ sui-studio generate  ')
    console.log('    $ sui-studio generate cards alfa')
    console.log('    $ sui-studio generate searchs re-beta -P mt')
    console.log('    $ sui-studio generate searchs re-beta -R -C')
    console.log('    $ custom-help --help')
    console.log('    $ custom-help -h')
    console.log('')
  })
  .parse(process.argv)

const BASE_DIR = process.cwd()
const [category, component] = program.args

if (!component) {
  showError('component must be defined')
}
if (!category) {
  showError('category must be defined')
}

const wordsOnlyRegex = /^[\w]+$/

if (!wordsOnlyRegex.test(component)) {
  showError('component name must contain letters or underscore only')
}
if (!wordsOnlyRegex.test(category)) {
  showError('category name must contain letters or underscore only')
}

const componentInPascal = pascalCase(
  `${category.replace(/s$/, '')} ${component}`

.parse(process.argv)

const BASE_DIR = process.cwd()
const [category, component] = program.args

if (!component) {
  showError('component must be defined')
}
if (!category) {
  showError('category must be defined')
}

const wordsOnlyRegex = /^[\w]+$/

if (!wordsOnlyRegex.test(component)) {
  showError('component name must contain letters or underscore only')
}
if (!wordsOnlyRegex.test(category)) {
  showError('category name must contain letters or underscore only')
}

const componentInPascal = pascalCase(
  `${category.replace(/s$/, '')} ${component}`
)

const COMPONENT_DIR = `/components/${category}/${component}/`
const COMPONENT_PATH = `${BASE_DIR}${COMPONENT_DIR}`
const COMPONENT_ENTRY_JS_POINT_FILE = `${COMPONENT_PATH}src/index.js`
const COMPONENT_PACKAGE_JSON_FILE = `${COMPONENT_PATH}package.json`
const COMPONENT_PACKAGE_GITIGNORE_FILE = `${COMPONENT_PATH}.gitignore`
const COMPONENT_PACKAGE_NPMIGNORE_FILE = `${COMPONENT_PATH}.npmignore`
const COMPONENT_ENTRY_SCSS_POINT_FILE = `${COMPONENT_PATH}src/index.scss`

const [category, component] = program.args

if (!component) {
  showError('component must be defined')
}
if (!category) {
  showError('category must be defined')
}

const wordsOnlyRegex = /^[\w]+$/

if (!wordsOnlyRegex.test(component)) {
  showError('component name must contain letters or underscore only')
}
if (!wordsOnlyRegex.test(category)) {
  showError('category name must contain letters or underscore only')
}

const componentInPascal = pascalCase(
  `${category.replace(/s$/, '')} ${component}`
)

const COMPONENT_DIR = `/components/${category}/${component}/`
const COMPONENT_PATH = `${BASE_DIR}${COMPONENT_DIR}`
const COMPONENT_ENTRY_JS_POINT_FILE = `${COMPONENT_PATH}src/index.js`
const COMPONENT_PACKAGE_JSON_FILE = `${COMPONENT_PATH}package.json`
const COMPONENT_PACKAGE_GITIGNORE_FILE = `${COMPONENT_PATH}.gitignore`
const COMPONENT_PACKAGE_NPMIGNORE_FILE = `${COMPONENT_PATH}.npmignore`
const COMPONENT_ENTRY_SCSS_POINT_FILE = `${COMPONENT_PATH}src/index.scss`
const COMPONENT_README_FILE = `${COMPONENT_PATH}README.md`

const DEMO_DIR = `${BASE_DIR}/demo/${category}/${component}/`

$ sui-bundler lib src/index.js -o umd/my-lib -p http://my-cdn.com/my-lib -C'
      $ sui-bundler lib --help'
  `)
  )
  .parse(process.argv)

const {
  clean = false,
  output,
  path: publicPath,
  args: [entry],
  root = false
} = program

if (!output) {
  showError(new Error('--output is mandatory.'), program)
}

if (!entry) {
  showError(new Error('Please provide an entry file path.'), program)
}

process.env.NODE_ENV = process.env.NODE_ENV || 'production'

const version = getPackageJson(process.cwd()).version
const outputFolder = path.join(
  process.cwd(),
  output,
  path.sep,
  root ? '' : version
)
const webpackConfig = Object.assign({}, config, {

const getDeployClientFromProgram = async program => {
  const deployName = await getDeployNameFromProgram(program)

  if (!program.now) {
    const {showError} = require('@s-ui/helpers/cli')
    showError('ERR: --now is the only hosting service available', program)
  } else {
    return getNowDeployClient({
      authToken: process.env.NOW_TOKEN,
      deployName
    })
  }
}

const checkIsMasterBranchActive = async ({status, cwd}) => {
  try {
    const output = await exec(`git rev-parse --abbrev-ref HEAD`, {
      cwd
    })

    if (output.stdout.trim() === 'master') {
      return Promise.resolve(status)
    } else {
      throw new Error(
        'Active branch is not master, please make releases only in master branch'
      )
    }
  } catch (error) {
    showError(error)

    return Promise.reject(error)
  }
}

getSpawnPromise(DEPLOY_PATH, ['spa', program.name, BUILD_FOLDER]).catch(err => {
  showError(err.message)
})