next
Version:
The React Framework
18 lines (17 loc) • 749 B
JavaScript
/**
* Takes an object with a hostname property (like a parsed URL) and some
* headers that may contain Host and returns the preferred hostname.
* @param parsed An object containing a hostname property.
* @param headers A dictionary with headers containing a `host`.
*/ export function getHostname(parsed, headers) {
// Get the hostname from the headers if it exists, otherwise use the parsed
// hostname.
let hostname;
if ((headers == null ? void 0 : headers.host) && !Array.isArray(headers.host)) {
hostname = headers.host.toString().split(':', 1)[0];
} else if (parsed.hostname) {
hostname = parsed.hostname;
} else return;
return hostname.toLowerCase();
}
//# sourceMappingURL=get-hostname.js.map