code: function(params) {
          if (process.env.NODE_ENV !== 'production') {
              if (this._disposed) {
                  log('error', [
                      'Update on disposed baron instance detected.',
                      'You should clear your stored baron value for this instance:',
                      this
                  ].join(' '), params)
              }
          }
  
          fire.call(this, 'upd', params) // Update all plugins' params
  
          this.resize(1)
          this.updatePositions(1)
  
          return this
      }
docs: fires on any update and on init