quercus 0.1.1

Easy to use CLI tree for your branchy info.
Documentation 
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use quercus::*;

fn main() {
    let mut tree = Tree::new().style(PipeStyle::Curvy).indent(1);

    fibonacci_tree(5, &mut tree);

    tree.prune_and_print();
}

fn fibonacci_tree(n: u32, tree: &mut Tree) {
    tree.node(&format!("{}", fibonacci(n)));

    match n {
        0 | 1 => {}
        _ => {
            tree.begin_branches();
            fibonacci_tree(n - 1, tree);
            fibonacci_tree(n - 2, tree);
            tree.end_branches();
        }
    }
}

fn fibonacci(n: u32) -> u32 {
    match n {
        0 | 1 => n,
        _ => fibonacci(n - 1) + fibonacci(n - 2),
    }
}