nigeria-validator/src/bank.js

Validate and format common Nigerian data: phone numbers, BVNs, bank codes, etc.

// src/bank.js
const banks = require("../data/banks.json");

const isValidBankCode = (code) => !!banks[code];
const getBankName = (code) => banks[code] || null;

module.exports = { isValidBankCode, getBankName };