tagtree 0.3.1

An in-memory tree for hierarchical tag paths and item assignments.
Documentation 
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use tagtree::{is_within, normalize_paths};

#[test]
fn normalize_paths_trims_deduplicates_and_rejects_invalid_paths() {
    let normalized = normalize_paths([" math ", "math/algebra", "", "math"]).unwrap();
    assert_eq!(normalized, vec!["math", "math/algebra"]);

    assert!(normalize_paths(["/math"]).is_err());
    assert!(normalize_paths(["math/"]).is_err());
    assert!(normalize_paths(["math//algebra"]).is_err());
}

#[test]
fn within_match_is_segment_aware() {
    assert!(is_within("math", "math"));
    assert!(is_within("math/algebra", "math"));
    assert!(!is_within("mathematics", "math"));
}

#[test]
fn within_treats_empty_ancestor_as_root() {
    assert!(is_within("", ""));
    assert!(is_within("math", ""));
    assert!(is_within("math/algebra", ""));
    assert!(!is_within("", "math"));
}