pyo3/tests/ui/invalid_argument_attributes.stderr

error: expected `cancel_handle` or `from_py_with`
 --> tests/ui/invalid_argument_attributes.rs:4:29
  |
4 | fn invalid_attribute(#[pyo3(get)] param: String) {}
  |                             ^^^

error: expected `=`
 --> tests/ui/invalid_argument_attributes.rs:7:45
  |
7 | fn from_py_with_no_value(#[pyo3(from_py_with)] param: String) {}
  |                                             ^

error: expected `cancel_handle` or `from_py_with`
  --> tests/ui/invalid_argument_attributes.rs:10:31
   |
10 | fn from_py_with_string(#[pyo3("from_py_with")] param: String) {}
   |                               ^^^^^^^^^^^^^^

error: expected string literal
  --> tests/ui/invalid_argument_attributes.rs:13:58
   |
13 | fn from_py_with_value_not_a_string(#[pyo3(from_py_with = func)] param: String) {}
   |                                                          ^^^^

error: `from_py_with` may only be specified once per argument
  --> tests/ui/invalid_argument_attributes.rs:16:56
   |
16 | fn from_py_with_repeated(#[pyo3(from_py_with = "func", from_py_with = "func")] param: String) {}
   |                                                        ^^^^^^^^^^^^

error: `from_py_with` and `cancel_handle` cannot be specified together
  --> tests/ui/invalid_argument_attributes.rs:20:35
   |
20 |     #[pyo3(from_py_with = "func", cancel_handle)] _param: String,
   |                                   ^^^^^^^^^^^^^

error: `cancel_handle` may only be specified once per argument
  --> tests/ui/invalid_argument_attributes.rs:25:55
   |
25 | async fn cancel_handle_repeated(#[pyo3(cancel_handle, cancel_handle)] _param: String) {}
   |                                                       ^^^^^^^^^^^^^

error: `cancel_handle` may only be specified once
  --> tests/ui/invalid_argument_attributes.rs:30:28
   |
30 |     #[pyo3(cancel_handle)] _param2: String,
   |                            ^^^^^^^

error: `cancel_handle` attribute can only be used with `async fn`
  --> tests/ui/invalid_argument_attributes.rs:35:53
   |
35 | fn cancel_handle_synchronous(#[pyo3(cancel_handle)] _param: String) {}
   |                                                     ^^^^^^

error[E0308]: mismatched types
  --> tests/ui/invalid_argument_attributes.rs:37:1
   |
37 | #[pyfunction]
   | ^^^^^^^^^^^^^
   | |
   | expected `String`, found `CancelHandle`
   | arguments to this function are incorrect
   |
note: function defined here
  --> tests/ui/invalid_argument_attributes.rs:38:10
   |
38 | async fn cancel_handle_wrong_type(#[pyo3(cancel_handle)] _param: String) {}
   |          ^^^^^^^^^^^^^^^^^^^^^^^^                        --------------
   = note: this error originates in the attribute macro `pyfunction` (in Nightly builds, run with -Z macro-backtrace for more info)

error[E0277]: the trait bound `CancelHandle: PyClass` is not satisfied
  --> tests/ui/invalid_argument_attributes.rs:41:50
   |
41 | async fn missing_cancel_handle_attribute(_param: pyo3::coroutine::CancelHandle) {}
   |                                                  ^^^^ the trait `PyClass` is not implemented for `CancelHandle`
   |
   = help: the trait `PyClass` is implemented for `pyo3::coroutine::Coroutine`
   = note: required for `CancelHandle` to implement `FromPyObject<'_>`
   = note: required for `CancelHandle` to implement `PyFunctionArgument<'_, '_>`
note: required by a bound in `extract_argument`
  --> src/impl_/extract_argument.rs
   |
   | pub fn extract_argument<'a, 'py, T>(
   |        ---------------- required by a bound in this function
...
   |     T: PyFunctionArgument<'a, 'py>,
   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `extract_argument`

error[E0277]: the trait bound `CancelHandle: Clone` is not satisfied
  --> tests/ui/invalid_argument_attributes.rs:41:50
   |
41 | async fn missing_cancel_handle_attribute(_param: pyo3::coroutine::CancelHandle) {}
   |                                                  ^^^^ the trait `Clone` is not implemented for `CancelHandle`
   |
   = help: the following other types implement trait `PyFunctionArgument<'a, 'py>`:
             &'a pyo3::coroutine::Coroutine
             &'a mut pyo3::coroutine::Coroutine
   = note: required for `CancelHandle` to implement `FromPyObject<'_>`
   = note: required for `CancelHandle` to implement `PyFunctionArgument<'_, '_>`
note: required by a bound in `extract_argument`
  --> src/impl_/extract_argument.rs
   |
   | pub fn extract_argument<'a, 'py, T>(
   |        ---------------- required by a bound in this function
...
   |     T: PyFunctionArgument<'a, 'py>,
   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `extract_argument`