anchor.diff:              | _ -> ()
   
           { Definitions=definitions
  -          BasePath=null; Host=null; Schemes=["http"]
  +          BasePath=__.BasePath; Host=__.Host; Schemes=__.Schemes
             Paths=paths
             Info=__.Description
             Swagger="2.0" }
  
positive.code:   type DocBuildState =
      { SwaggerJsonPath:string
        SwaggerUiPath:string
        Description:ApiDescription
        Routes:WebPartDocumentation list
        Current:WebPartDocumentation
  
negative.code:     static member Of w =
        { Routes=[]
          Models=[]
          BasePath=null
          Host=null
          Schemes=["http"]
          Current=WebPartDocumentation.Of w
          Id=Guid.NewGuid()
          Description=ApiDescription.Empty
  