helpers4 0.0.6

General-purpose Rust helpers, one crate, one feature per module (string, array, ...)
Documentation 
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// This file is part of helpers4.
// Copyright (C) 2025 baxyz
// SPDX-License-Identifier: LGPL-3.0-or-later

use super::*;

#[test]
fn removes_later_duplicates_and_keeps_order() {
    assert_eq!(unique(&[3, 1, 3, 2, 1]), [3, 1, 2]);
}

#[test]
fn empty_and_already_unique_inputs_are_unchanged() {
    assert!(unique::<i32>(&[]).is_empty());
    assert_eq!(unique(&["a", "b"]), ["a", "b"]);
}