Method next

crates/vm/src/builtins/bytearray.rs:897–904

(zelf: &Py<Self>, vm: &VirtualMachine)

impl SelfIter for PyByteArrayIterator {}
impl IterNext for PyByteArrayIterator {
    fn next(zelf: &Py<Self>, vm: &VirtualMachine) -> PyResult<PyIterReturn> {
        zelf.internal.lock().next(|bytearray, pos| {
            let buf = bytearray.borrow_buf();
            Ok(PyIterReturn::from_result(
                buf.get(pos).map(|&x| vm.new_pyobj(x)).ok_or(None),
            ))
        })
    }
}