verifio
Version:
Smart validation and verification library for URLs, with future support for emails and more
42 lines (41 loc) • 1.82 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.URLHelper = void 0;
// src/url/helper.ts
class URLHelper {
}
exports.URLHelper = URLHelper;
URLHelper.PROTOCOLS = ['http', 'https', 'ftp', 'sftp'];
URLHelper.TLD_MIN_LENGTH = 2;
URLHelper.TLD_MAX_LENGTH = 63;
URLHelper.MAX_DOMAIN_LENGTH = 255;
URLHelper.MAX_URL_LENGTH = 2083;
URLHelper.IPV4_PATTERN = '(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)';
URLHelper.IPV6_PATTERN = '\\[' + // Opening bracket
'(?:' +
// Regular IPv6 with optional compression
'[0-9a-fA-F:]{2,}' +
'(?::[0-9a-fA-F]{1,4})*|' +
// IPv4-mapped IPv6
'::ffff:[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}' +
')' +
'\\]'; // Closing bracket
URLHelper.DOMAIN_PATTERN = '(?:(?:(?:xn--[a-zA-Z0-9]+|[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)\\.)*' + // Multiple subdomains
'(?:xn--[a-zA-Z0-9]+|[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)' + // Domain name
`(?:\\.[a-zA-Z]{${URLHelper.TLD_MIN_LENGTH},${URLHelper.TLD_MAX_LENGTH}})+)`; // TLD
URLHelper.URL_PATTERN = new RegExp('^' +
// Protocol
`(?:(?:${URLHelper.PROTOCOLS.join('|')}):\\/\\/)?` +
// Authentication (optional with percent-encoding)
'(?:[a-zA-Z0-9._~%-](?:[a-zA-Z0-9._~%-]|%[0-9a-fA-F]{2})*' +
'(?::[a-zA-Z0-9._~%-](?:[a-zA-Z0-9._~%-]|%[0-9a-fA-F]{2})*)?@)?' +
// IP address or domain name
`(?:${URLHelper.IPV4_PATTERN}|${URLHelper.IPV6_PATTERN}|${URLHelper.DOMAIN_PATTERN})` +
// Port (optional)
'(?::[1-9][0-9]{0,4})?' +
// Path (optional)
"(?:\\/(?:[!$&'()*+,;=\\-._~:@\\/a-zA-Z0-9%])*)*" +
// Query (optional)
"(?:\\?(?:[!$&'()*+,;=\\-._~:@\\/a-zA-Z0-9%=&]*)?)?" +
// Fragment (optional)
"(?:#(?:[!$&'()*+,;=\\-._~:@\\/a-zA-Z0-9%])*)?$", 'i');