docs: function enhanceErrorMessages (method, log) {
    program.Command.prototype[method] = function (argument) {
      if (method === 'unknownOption' && this._allowUnknownOption) {
        return
      }
  
      this.outputHelp()
      console.log(chalk`\n{red ${log(argument)}}`)
      process.exit(1)
    }
  }