anchor.diff:          System.Diagnostics.Process.Start(path) |> ignore
   
       member __.GetInlineHtml() =
  -        HTML.inlineTemplate
  +        HTML.chart
               .Replace("[ID]", guid)
  +            .Replace("[WIDTH]", width)
  +            .Replace("[HEIGHT]", height)
               .Replace("[DATA]", __.dataJson)
               .Replace("[LAYOUT]", __.layoutJson)
  +
  +    member __.WithWidth(widthValue: int) = width <- string widthValue
  +
  +    member __.WithHeight(heightValue: int) = height <- string heightValue
   
   type Plotly =
   
  
positive.code:         chart
  
      static member Show(chart:PlotlyChart) = chart.Show()
  
negative.code: 
  type PlotlyChart() =
      let guid = Guid.NewGuid().ToString()
  
      let mutable width = "900"
  
      let mutable height = "500"
  
      [<DefaultValue>]
      val mutable private dataJson: string
  