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