anchor.diff:          let version = formatVersionRange resolverStrategy versionRequirement
           let s = settings.ToString()
   
  -        sprintf "nuget %s%s%s" name (if version <> "" then " " + version else "") (if s <> "" then " " + s else s)        
  +        sprintf "nuget %s%s%s" name (if version <> "" then " " + version else "") (if s <> "" then " " + s else s)
   
   
   /// Allows to parse and analyze paket.dependencies files.
  
positive.code:               Sources = []
                Packages = []
                RemoteFiles = [] }
  
  type RequirementsGroup = {
      Name: GroupName
  
negative.code:             else
                  rest,""
  
          if operators |> Seq.exists prereleases.Contains || prereleases.Contains("!") then
              failwithf "Invalid prerelease version %s" prereleases
  
          { Sources = sources
  