Method next

crates/vm/src/builtins/memory.rs:1214–1223

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

impl SelfIter for PyMemoryViewIterator {}
impl IterNext for PyMemoryViewIterator {
    fn next(zelf: &Py<Self>, vm: &VirtualMachine) -> PyResult<PyIterReturn> {
        zelf.internal.lock().next(|mv, pos| {
            let len = mv.__len__(vm)?;
            Ok(if pos >= len {
                PyIterReturn::StopIteration(None)
            } else {
                PyIterReturn::Return(mv.getitem_by_idx(pos.try_into().unwrap(), vm)?)
            })
        })
    }
}