Method descr_get

crates/vm/src/builtins/super.rs:201–229

(
        zelf_obj: PyObjectRef,
        obj: Option<PyObjectRef>,
        _cls: Option<PyObjectRef>,
        vm: &VirtualMachine,
    )

impl GetDescriptor for PySuper {
    fn descr_get(
        zelf_obj: PyObjectRef,
        obj: Option<PyObjectRef>,
        _cls: Option<PyObjectRef>,
        vm: &VirtualMachine,
    ) -> PyResult {
        let (zelf, obj) = Self::_unwrap(&zelf_obj, obj, vm)?;
        if vm.is_none(&obj) || zelf.inner.read().obj.is_some() {
            return Ok(zelf_obj);
        }
        let zelf_class = zelf.as_object().class();
        if zelf_class.is(vm.ctx.types.super_type) {
            let typ = zelf.inner.read().typ.clone();
            Ok(Self {
                inner: PyRwLock::new(PySuperInner::new(typ, obj, vm)?),
            }
            .into_ref(&vm.ctx)
            .into())
        } else {
            let (obj, typ) = {
                let lock = zelf.inner.read();
                let obj = lock.obj.as_ref().map(|(o, _)| o.to_owned());
                let typ = lock.typ.clone();
                (obj, typ)
            };
            let obj = vm.unwrap_or_none(obj);
            PyType::call(zelf.class(), (typ, obj).into_args(vm), vm)
        }
    }
}

impl Representable for PySuper {