vies-checker/dist/esm/helpers/request.js

Simple European VIES VAT number validator

import https from 'https';
async function get(url) {
    return new Promise(((resolve, reject) => {
        var options = {
            method: 'GET'
        };
        const request = https.request(url, options, (response) => {
            response.setEncoding('utf8');
            let returnData = '';
            response.on('data', (chunk) => {
                returnData += chunk;
            });
            response.on('end', () => {
                resolve(JSON.parse(returnData));
            });
            response.on('error', (error) => {
                reject(error);
            });
        });
        request.end();
    }));
}
export default async function request(country, number) {
    const url = `https://ec.europa.eu/taxation_customs/vies/rest-api/ms/${country}/vat/${number}`;
    let response;
    try {
        response = await get(url);
    }
    catch (e) {
        return null;
    }
    const userError = response?.userError;
    if (userError && !['VALID', 'INVALID', 'INVALID_INPUT'].includes(userError)) {
        throw new Error(userError);
    }
    return response;
}