reactive-signals 0.1.0-alpha.4

reactive-signals is a dx-first scope-based fine-grained reactive system.
Documentation 
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use super::Tree;
use insta::assert_snapshot;

#[test]
fn wide() {
    let mut tree = Tree::create_and_init(0);

    let start = tree.add_child(tree.root(), 1);

    for i in 2..10 {
        _ = tree.add_child(start, i);
    }

    assert_snapshot!(tree.ascii(&|d| d.to_string()), @r###"
    0
     └─ 1
         ├─ 2
         ├─ 3
         ├─ 4
         ├─ 5
         ├─ 6
         ├─ 7
         ├─ 8
         └─ 9
    "###);
    assert_snapshot!(tree.dump_used(), @"[0] 0, [1] 1, [2] 2, [3] 3, [4] 4, [5] 5, [6] 6, [7] 7, [8] 8, [9] 9");

    tree.discard(start, |_| {});

    assert_eq!(tree.ascii(&|d| d.to_string()), " 0\n");
    assert_snapshot!(tree.dump_used(), @"[0] 0");
}