---
source: hydroflow/tests/surface_fold_keyed.rs
expression: "df.meta_graph().unwrap().to_dot(&Default::default())"
---
digraph {
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    edge [fontname="Monaco,Menlo,Consolas,"Droid Sans Mono",Inconsolata,"Courier New",monospace"];
    n1v1 [label="(n1v1) source_iter([\l    SubordResponse {\l        xid: \"123\",\l        mtype: 33,\l    },\l    SubordResponse {\l        xid: \"123\",\l        mtype: 52,\l    },\l    SubordResponse {\l        xid: \"123\",\l        mtype: 72,\l    },\l    SubordResponse {\l        xid: \"123\",\l        mtype: 83,\l    },\l    SubordResponse {\l        xid: \"123\",\l        mtype: 78,\l    },\l])\l", shape=invhouse, fillcolor="#88aaff"]
    n2v1 [label="(n2v1) map(|m: SubordResponse| (m.xid, m.mtype))", shape=invhouse, fillcolor="#88aaff"]
    n3v1 [label="(n3v1) fold_keyed::<'static>(|| 0, |old: &mut u32, val: u32| *old += val)", shape=invhouse, fillcolor="#88aaff"]
    n4v1 [label="(n4v1) for_each(|kv| result_send.send(kv).unwrap())", shape=house, fillcolor="#ffff88"]
    n5v1 [label="(n5v1) handoff", shape=parallelogram, fillcolor="#ddddff"]
    n3v1 -> n4v1
    n2v1 -> n5v1
    n1v1 -> n2v1
    n5v1 -> n3v1 [color=red]
    subgraph "cluster n1v1" {
        fillcolor="#dddddd"
        style=filled
        label = "sg_1v1\nstratum 0"
        n1v1
        n2v1
    }
    subgraph "cluster n2v1" {
        fillcolor="#dddddd"
        style=filled
        label = "sg_2v1\nstratum 1"
        n3v1
        n4v1
    }
}