lib/app/registry.js
function(app) {
  if (!appCache.good) {
    appCache.good = [];
  }
  if (!existsInCache(app, appCache.good)) {
    appCache.good.push(app);
  }
}
function(app) {
  if (!appCache.good) {
    appCache.good = [];
  }
  if (!existsInCache(app, appCache.good)) {
    appCache.good.push(app);
  }
}
function ( app ) { if ( ! appCache . good ) { appCache . good = [ ] ; } if ( ! existsInCache ( app , appCache . good ) ) { appCache . good . push ( app ) ; } }
Cache an appDir by appName in data store.
Cache an appDir by appName in data store .