anchor.diff:          preBuild = yarnPreBuild;
           postBuild = yarnPostBuild;
           workspaceDependencies = workspaceDependenciesTransitive;
  -        inherit packageJSON pname version yarnLock yarnNix yarnFlags pkgConfig;
  +        inherit packageJSON pname version yarnLock offlineCache yarnFlags pkgConfig;
         };
   
         publishBinsFor_ = unlessNull publishBinsFor [pname];
  
positive.code:     packageJSON,
      yarnLock,
      yarnNix ? mkYarnNix { inherit yarnLock; },
      yarnFlags ? defaultYarnFlags,
      pkgConfig ? {},
      preBuild ? "",
  
negative.code:     packageJSON ? src + "/package.json",
      yarnLock ? src + "/yarn.lock",
      yarnNix ? mkYarnNix { inherit yarnLock; },
      offlineCache ? importOfflineCache yarnNix,
      yarnFlags ? defaultYarnFlags,
      yarnPreBuild ? "",
      yarnPostBuild ? "",
  