[ http://example.com
, https://john:doe@example.com:8080/foo/bar?qux=0#xyzzy
, http://prelude.dhall-lang.org/
, https://ipfs.io/ipfs/QmQ8w5PLcsNz56dMvRtq54vbuPe9cNnCCUXAQp6xLc6Ccx/Prelude
, https://127.0.0.1
, https://[::]
, https://[2001:0db8:85a3:0000:0000:8a2e:0370:7334]

  -- Yes, this is legal
, https://-._~%2C!$&'()*+,;=:@-._~%2C!$&'()*+,;=:/-._~%2C!$&'()*+,;=:@?/-._~%2C!$&'()*+,;=:@/?#/-._~%2C!$&'()*+,;=:@/?
]