anchor.diff:  
       let nuget = task "NuGet" [build] {
           DotNet.pack
  -            (fun p -> { p with Configuration = fakeConfiguration })
  +            (fun p -> { p with Configuration = configuration })
               projectFile
           let nupkgFile =
               nupkgDir
  
positive.code: 
      let build = task "Build" [generateVersionInfo; clean.IfNeeded] {
          DotNet.build
            (fun p -> { p with Configuration = fakeConfiguration })
            solutionFile
      }
  
      let runTests = task "Test" [build] {
          let baseTestDir = artifactsDir </> testProjectName </> configuration
          [
              baseTestDir </> "net461" </> (testProjectName + ".exe")
              baseTestDir </> "netcoreapp2.0" </> (testProjectName + ".dll")
  
negative.code: 
      let zip = task "Zip" [build] {
          let comment = sprintf "%s v%s" projectName release.NugetVersion
          GlobbingPattern.createFrom projectBinDir
              ++ "**/*.dll"
              ++ "**/*.xml"
              -- "**/FSharp.Core.*"
  