ADD: usd

lib/coins/dollar.js

@@ -0,0 +1,24 @@
+const CoinHelper = require('./coin');
+const iban = require('iban');
+const countriesSepa = require('./countriesSepa');
+
+function addressValidator(network, address) {
+  const countrySepa = countriesSepa.find((countrySepa) => address.startsWith(countrySepa.iban));
+
+  return address && iban.isValid(address) && countrySepa && address.indexOf(' ') === -1;
+}
+
+class DollarHelper extends CoinHelper {
+  getURIPrefix() {
+    return 'dollar';
+  }
+
+  validAddress(address) {
+    return addressValidator(this.opts.network, address);
+  }
+}
+
+DollarHelper.code = 'USD';
+DollarHelper.decimals = 2;
+
+module.exports = DollarHelper;

lib/coins/index.js

@@ -10,6 +10,7 @@ const ZcashHelper = require('./zcash');
 const XrpHelper = require('./xrp');
 const PolygonHelper = require('./polygon');
 const TokenHelper = require('./tokens/token');
+const DollarHelper = require('./dollar');
 
 module.exports = {
   EUR: EuroHelper,
@@ -44,4 +45,5 @@ module.exports = {
     USDT: TokenHelper.getToken('TRX', 'USDT'),
     USDC: TokenHelper.getToken('TRX', 'USDC'),
   },
+  USD: DollarHelper,
 };