Function pack_char

crates/vm/src/buffer.rs:663–672

(vm: &VirtualMachine, arg: PyObjectRef, data: &mut [u8])

}

fn pack_char(vm: &VirtualMachine, arg: PyObjectRef, data: &mut [u8]) -> PyResult<()> {
    let v = PyBytesRef::try_from_object(vm, arg)?;
    let ch = *v
        .as_bytes()
        .iter()
        .exactly_one()
        .map_err(|_| new_struct_error(vm, "char format requires a bytes object of length 1"))?;
    data[0] = ch;
    Ok(())
}

fn pack_string(vm: &VirtualMachine, arg: PyObjectRef, buf: &mut [u8]) -> PyResult<()> {
    let b = ArgBytesLike::try_from_object(vm, arg)?;