zoro-cli/lib/plugins/config-webpack/template/script/util/resolveLoaderError.js

https://github.com/vuejs/vue-cli

const chalk = require('chalk')

const rules = [
  {
    type: 'cant-resolve-loader',
    re: /Can't resolve '(.*loader)'/,
    msg: (e, match) =>
      `Failed to resolve loader: ${chalk.yellow(match[1])}\n` +
      'You may need to install it.',
  },
]

exports.transformer = error => {
  if (error.webpackError) {
    const message =
      typeof error.webpackError === 'string'
        ? error.webpackError
        : error.webpackError.message || ''
    for (const { re, msg, type } of rules) {
      const match = message.match(re)
      if (match) {
        return {
          ...error,
          // type is necessary to avoid being printed as defualt error
          // by friendly-error-webpack-plugin
          type,
          shortMessage: msg(error, match),
        }
      }
    }
    // no match, unknown webpack error withotu a message.
    // friendly-error-webpack-plugin fails to handle this.
    if (!error.message) {
      return { ...error, type: 'unknown-webpack-error', shortMessage: message }
    }
  }
  return error
}

exports.formatter = errors => {
  errors = errors.filter(e => e.shortMessage)
  if (errors.length) {
    return errors.map(e => e.shortMessage)
  }
  return errors
}