fix: wrap ipv6 addresses in brackets

bin/parse-ssh-host

@@ -1,10 +1,22 @@
 #!/usr/bin/python3
 
+import ipaddress
 import os
 import sys
 import urllib.parse
 
 
+def is_ipv6(ip):
+    """
+    Returns True if the ip is an IPv6 address
+    """
+    try:
+        return isinstance(ipaddress.ip_address(ip), ipaddress.IPv6Address)
+    except ValueError:
+        print(f"Invalid IP address: {ip}", file=sys.stderr)
+        return False
+
+
 def main():
     """
     Prints out the host of the git remote url
@@ -18,7 +30,10 @@ def main():
         sys.exit(1)
 
     u = urllib.parse.urlparse(git_remote_url)
-    print(u.hostname)
+    host = u.hostname
+    if is_ipv6(host):
+        host = f"[{host}]"
+    print(host)
 
 
 if __name__ == "__main__":