`.do` arguments not passed correctly

The current implementation of the callback chain in 5a-chain passes data from the previous callback but doesn't pass arguments explicitly mentioned in .do().

In usage example readConfig callback is expected to receive myConfig as an argument.

const startChain = chain()
  .do(readConfig, 'myConfig')
  .do(selectFromDb, 'select * from cities')
  .do(getHttpPage, 'http://kpi.ua')
  .do(readFile, 'README.md');

However it receives undefined instead.

So if callbacks would really depend on the previous one the chain would fail once it was called.

Also, should only the first callback in the chain receive an explicit argument, and the following ones receive their arguments from the previous one? Or should they receive both explicit and implicit arguments?

Commencez par inspecter l’implémentation de la chaîne de callbacks dans 5a-chain ainsi que l’exemple d’utilisation montrant readConfig, selectFromDb, getHttpPage et readFile. Suivez la manière dont les arguments sont transmis à travers chaque appel à .do(), puis vérifiez que les callbacks documentés reçoivent bien les arguments explicites et ceux du callback précédent attendus, au lieu de undefined.