($node: expr, $counterparty_node: expr, $channel_id: expr) => {
{
let mut per_peer_state_lock;
let mut peer_state_lock;
let chan = get_channel_ref!($node, $counterparty_node, per_peer_state_lock, peer_state_lock, $channel_id);
($node: expr, $counterparty_node: expr, $channel_id: expr) => {
{
let mut per_peer_state_lock;
let mut peer_state_lock;
let chan = get_channel_ref!($node, $counterparty_node, per_peer_state_lock, peer_state_lock, $channel_id);