pyo3/tests/ui/invalid_frozen_pyclass_borr...

43 lines
745 B
Rust

use pyo3::prelude::*;
#[pyclass(frozen)]
pub struct Foo {
#[pyo3(get)]
field: u32,
}
#[pymethods]
impl Foo {
fn mut_method(&mut self) {}
}
fn borrow_mut_fails(foo: Py<Foo>, py: Python) {
let borrow = foo.bind(py).borrow_mut();
}
#[pyclass(subclass)]
struct MutableBase;
#[pyclass(frozen, extends = MutableBase)]
struct ImmutableChild;
fn borrow_mut_of_child_fails(child: Py<ImmutableChild>, py: Python) {
let borrow = child.bind(py).borrow_mut();
}
fn py_get_of_mutable_class_fails(class: Py<MutableBase>) {
class.get();
}
fn pyclass_get_of_mutable_class_fails(class: &Bound<'_, MutableBase>) {
class.get();
}
#[pyclass(frozen)]
pub struct SetOnFrozenClass {
#[pyo3(set)]
field: u32,
}
fn main() {}