---
source: hydroflow/tests/surface_persist.rs
expression: "hf.meta_graph().unwrap().to_dot(&Default::default())"
---
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    n2v1 [label="(n2v1) persist::<'static>()", shape=invhouse, fillcolor="#88aaff"]
    n3v1 [label="(n3v1) fold::<'tick>(|| 0, |a: &mut _, b| *a += b)", shape=invhouse, fillcolor="#88aaff"]
    n4v1 [label="(n4v1) next_stratum()", shape=invhouse, fillcolor="#88aaff"]
    n5v1 [label="(n5v1) source_stream(other_input)", shape=invhouse, fillcolor="#88aaff"]
    n6v1 [label="(n6v1) cross_join::<'tick, 'tick>()", shape=invhouse, fillcolor="#88aaff"]
    n7v1 [label="(n7v1) for_each(|x| result_send.send(x).unwrap())", shape=house, fillcolor="#ffff88"]
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    n9v1 [label="(n9v1) handoff", shape=parallelogram, fillcolor="#ddddff"]
    n10v1 [label="(n10v1) handoff", shape=parallelogram, fillcolor="#ddddff"]
    n4v1 -> n6v1 [label="0"]
    n3v1 -> n8v1
    n2v1 -> n9v1
    n1v1 -> n2v1
    n5v1 -> n10v1
    n6v1 -> n7v1
    n8v1 -> n4v1 [color=red]
    n9v1 -> n3v1 [color=red]
    n10v1 -> n6v1 [label="1"]
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        label = "sg_3v1\nstratum 2"
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        n6v1
        n7v1
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            label="var product_node"
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