pyo3/tests/ui/invalid_result_conversion.stderr
2020-08-29 09:22:00 +01:00

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error[E0277]: the trait bound `std::result::Result<(), MyError>: pyo3::callback::IntoPyCallbackOutput<_>` is not satisfied
--> $DIR/invalid_result_conversion.rs:22:1
|
22 | #[pyfunction]
| ^^^^^^^^^^^^^ the trait `pyo3::callback::IntoPyCallbackOutput<_>` is not implemented for `std::result::Result<(), MyError>`
|
::: $WORKSPACE/src/callback.rs:170:8
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170 | T: IntoPyCallbackOutput<U>,
| ----------------------- required by this bound in `pyo3::callback::convert`
|
= help: the following implementations were found:
<std::result::Result<T, E> as pyo3::callback::IntoPyCallbackOutput<U>>
= note: this error originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)