code: function Console (options = {}, handlers) {
    this.config = Object.assign({}, defaultOptions, options)
    this.history = []
    this.handlers = {}
  
    this.log(this.config.welcome)
  
    if (handlers) {
      for (let cmd in handlers) {
        this.register(cmd, handlers[cmd], handlers[cmd].config)
      }
    }
  
    this._render()
  
    return this
  }
docs: Console constructor