Assert Required KeysThe API call failed because row 37 had no email. Worse, it succeeded with an empty amount. assertRequiredKeys(obj, requiredKeys, opts…
JSON OK / ERR helpers for Web AppsdoGet / doPost handlers stay readable when every success and failure returns the same JSON shape. jsonOk / jsonErr wrap ContentService so…
Build a Query String for UrlFetchHand-building ?a=1&b=2 is how spaces and ampersands sneak into broken UrlFetch GETs. buildQueryString walks a plain object, skips null/empty…
