Review before applying
Compare actual behavior with the expected result. If a check fails, investigate it before applying more changes.
Small monetary units deserve explicit arithmetic. DeltaMoss gives basket calculations, currency rules and edge cases a shared project context while you work with a compatible AI endpoint.
if (a.currency !== b.currency) throw new Error("currency");
if (![a.minor, b.minor].every(Number.isSafeInteger)) throw new Error("amount");
const minor = a.minor + b.minor;
if (!Number.isSafeInteger(minor)) throw new Error("range");
return { currency: a.currency, minor };Compare actual behavior with the expected result. If a check fails, investigate it before applying more changes.
Base URL, credentials and a reachable server.
Test zero items, a refund and the largest supported sum, rejecting mixed currencies before any addition.
if (a.currency !== b.currency) throw new Error("currency");
if (![a.minor, b.minor].every(Number.isSafeInteger)) throw new Error("amount");
const minor = a.minor + b.minor;
if (!Number.isSafeInteger(minor)) throw new Error("range");
return { currency: a.currency, minor };