Function dispatch_set_item

compiler/src/main/abi_bridge.rs:143–153

SetItem: built-in item-assignment only, same rationale as `dispatch_get_item`. */

(recv_h: u32, args: &[Val])

/* SetItem: built-in item-assignment only, same rationale as `dispatch_get_item`. */
fn dispatch_set_item(recv_h: u32, args: &[Val]) -> Result<Val, VmErr> {
    if args.len() != 2 {
        return Err(VmErr::TypeMsg(s!("set_item expects (index, value), got ", int args.len() as i64, " args")));
    }
    let idx = args[0];
    let value = args[1];
    with_recv("edge_op set_item: invalid receiver handle", recv_h, |vm, recv| {
        vm.store_item_builtin(recv, idx, value)?;
        Ok(Val::none())
    })
}

fn dispatch_len(recv_h: u32) -> Result<Val, VmErr> {
    with_recv("edge_op len: invalid receiver handle", recv_h, |vm, recv| {