xmlrpc-double.js

var util = require('util');
var xmlrpc = require('xmlrpc');
var Serializer = require('xmlrpc/lib/serializer');

function DoubleType(raw) {
  xmlrpc.CustomType.call(this, raw);
}
util.inherits(DoubleType, xmlrpc.CustomType);
DoubleType.prototype.tagName = 'double';


var amount = 189.0;

console.log(Serializer.serializeMethodCall('test', [amount]));
// <?xml version="1.0"?><methodCall><methodName>test</methodName><params><param><value><int>189</int></value></param></params></methodCall>

console.log(Serializer.serializeMethodCall('test', [new DoubleType(amount)]));
// <?xml version="1.0"?><methodCall><methodName>test</methodName><params><param><value><double>189</double></value></param></params></methodCall>


// Used like:
var client = new Meteor.XmlRpcClient('https://{url_here}');
client.methodCall('payMeNow', [new DoubleType(189.00)], (error, value) => console.log(error, value));