including-modules

2026-05-03 00:14:08 +02:00
parent ec83a0d879
commit 39a8a128be
20434 changed files with 3906546 additions and 3 deletions
@@ -0,0 +1,18 @@
+/**
+ * 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?.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