error: invalid socket address syntax
 --> tests/fail/sock.rs:4:19
  |
4 |     let a = sock!("192.168.11:300");
  |                   ^^^^^^^^^^^^^^^^

error: invalid socket address syntax
 --> tests/fail/sock.rs:5:19
  |
5 |     let b = sock!("2001:db8::32::23:22");
  |                   ^^^^^^^^^^^^^^^^^^^^^