error: parameter `$a` inside optional clause `[...]` must be `Option<T>`, found `i32`. Wrap the type: `Option<i32>`
 --> tests/compile_fail/optional_non_option_type.rs:3:13
  |
3 |       let _ = bsql::query!(
  |  _____________^
4 | |         "SELECT id FROM tickets WHERE 1 = 1 [AND department_id = $a: i32]"
5 | |     );
  | |_____^
  |
  = note: this error originates in the macro `bsql::query` (in Nightly builds, run with -Z macro-backtrace for more info)
