anchor.diff:    =?> ("MakeArtifactLighter", environVar "APPVEYOR" = "True")
     ==> "All"
   
  +"All" ?=> "FableCore"
  +
  +"All" ==> "AllAndCore"
  +"FableCore" ==> "AllAndCore"
  +
   // Start build
   RunTargetOrDefault "All"
  
positive.code: )
  
  Target "All" ignore
  
  // Build order
  "Clean"
  
negative.code: Target "FableCore" (fun _ ->
      let targetDir = "src/fable/Fable.Core"
      let babelPlugin = "../../../build/fable/node_modules/babel-plugin-transform-es2015-modules"
      let run cmd args = 
        if EnvironmentHelper.isUnix
        then Util.run targetDir cmd args
        else Util.run targetDir "cmd" ("/C " + cmd + " " + args)
  
      targetDir + "/package.json"
      |> File.ReadAllLines
  