docs: function Level($options, $callbackFn)
  {
      this.depth      = LogInterceptor._levels.length;
      this.options    = $options;
      this.callbackFn = $callbackFn;
      this.log        = [];
  
      this.hasFormatOptions = ($options.stripColor === true ||
                               $options.trimTimestamp === true ||
                               $options.trimLinebreak === true ||
                               $options.splitOnLinebreak === true);
  }