// rustfmt-style_edition: 2024
fn main() {
    // sample 1
    {
        {
            {
                {
                    {
                        let push_ident = if let Some(&node_id) =
                            subgraph_nodes.get(pull_to_push_idx)
                        {
                            self.node_id_as_ident(node_id, false)
                        } else {
                            // Entire subgraph is pull (except for a single send/push handoff output).
                            assert_eq!(
                                1,
                                send_ports.len(),
                                "If entire subgraph is pull, should have only one handoff output."
                            );
                            send_ports[0].clone()
                        };
                    }
                }
            }
        }
    }

    // sample 2
    {
        {
            {
                {
                    {
                        let push_ident = if let Some(&node_id) =
                            subgraph_nodes.get(pull_to_push_idx)
                        {
                            self.node_id_as_ident(node_id, false)
                        } else {
                            // Entire subgraph is pull (except for a single send/push handoff output).
                            assert_eq!(
                                1,
                                send_ports.len(),
                                "If entire subgraph is pull, should have only one handoff output."
                            );
                            send_ports[0].clone()
                        };
                    }
                }
            }
        }
    }

    // sample 3
    {
        {
            {
                {
                    {
                        let push_ident = if let Some(&node_id) =
                            subgraph_nodes.get(pull_to_push_idx)
                        {
                            self.node_id_as_ident(node_id, false)
                        } else {
                            // Entire subgraph is pull (except for a single send/push handoff output).
                            assert_eq!(
                                1,
                                send_ports.len(),
                                "If entire subgraph is pull, should have only one handoff output."
                            );
                            send_ports[0].clone()
                        };
                    }
                }
            }
        }
    }

    // sample 4
    {
        {
            {
                {
                    {
                        let push_ident = if let Some(&node_id) =
                            subgraph_nodes.get(pull_to_push_idx)
                        {
                            self.node_id_as_ident(node_id, false)
                        } else {
                            // Entire subgraph is pull (except for a single send/push handoff output).
                            assert_eq!(
                                1,
                                send_ports.len(),
                                "If entire subgraph is pull, should have only one handoff output."
                            );
                            send_ports[0].clone()
                        };
                    }
                }
            }
        }
    }

    // sample 5
    {
        {
            {
                {
                    {
                        let push_ident = if let Some(&node_id) =
                            subgraph_nodes.get(pull_to_push_idx)
                        {
                            self.node_id_as_ident(node_id, false)
                        } else {
                            // Entire subgraph is pull (except for a single send/push handoff output).
                            assert_eq!(
                                1,
                                send_ports.len(),
                                "If entire subgraph is pull, should have only one handoff output."
                            );
                            send_ports[0].clone()
                        };
                    }
                }
            }
        }
    }

    // sample 6
    {
        {
            {
                {
                    {
                        let push_ident = if let Some(&node_id) =
                            subgraph_nodes.get(pull_to_push_idx)
                        {
                            self.node_id_as_ident(node_id, false)
                        } else {
                            // Entire subgraph is pull (except for a single send/push handoff output).
                            assert_eq!(
                                1,
                                send_ports.len(),
                                "If entire subgraph is pull, should have only one handoff output."
                            );
                            send_ports[0].clone()
                        };
                    }
                }
            }
        }
    }

    // sample 7
    {
        {
            {
                {
                    {
                        let push_ident = if let Some(&node_id) =
                            subgraph_nodes.get(pull_to_push_idx)
                        {
                            self.node_id_as_ident(node_id, false)
                        } else {
                            // Entire subgraph is pull (except for a single send/push handoff output).
                            assert_eq!(
                                1,
                                send_ports.len(),
                                "If entire subgraph is pull, should have only one handoff output."
                            );
                            send_ports[0].clone()
                        };
                    }
                }
            }
        }
    }
}