22680186990

Committed 04 Mar 2026 05:04PM UTC coverage: 97.34% (-1.0%) from 98.375%

Build # 22680186990

Build Type

Pull #610

github

Committed by

azjezz

Commit Message

perf: replace PSL calls with native PHP builtins and fix O(n2) algorithms

Signed-off-by: azjezz <azjezz@protonmail.com>

Pull Request Pull Request #610: perf: replace PSL calls with native PHP builtins and fix O(n2) algorithms

Coverage Stats

319 of 355 new or added lines in 90 files covered. (89.86%)

64 existing lines in 12 files now uncovered.

9258 of 9511 relevant lines covered (97.34%)

34.97 hits per line

Source File
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83.33

/src/Psl/Dict/flip.php

<?php

declare(strict_types=1);

namespace Psl\Dict;

use function array_flip;
use function is_array;

/**
 * Flips the keys and values of an iterable.
 *
 * In case of duplicate values, later keys will overwrite the previous ones.
 *
 * Examples:
 *
 *      Dict\flip(['a' => 1, 'b' => 2, 'c' => 3])
 *      => Dict(1 => 'a', 2 => 'b', 3 => 'c')
 *
 * @template Tk of array-key
 * @template Tv of array-key
 *
 * @param iterable<Tk, Tv> $iterable
 *
 * @return array<Tv, Tk>
 */
function flip(iterable $iterable): array
{
    if (is_array($iterable)) {
        return array_flip($iterable);
    }

    $result = [];
    foreach ($iterable as $key => $value) {
        $result[$value] = $key;
    }

    return $result;
}

1	<?php
2
3	declare(strict_types=1);
4
5	namespace Psl\Dict;
6
7	use function array_flip;
8	use function is_array;
9
10	/**
11	* Flips the keys and values of an iterable.
12	*
13	* In case of duplicate values, later keys will overwrite the previous ones.
14	*
15	* Examples:
16	*
17	* Dict\flip(['a' => 1, 'b' => 2, 'c' => 3])
18	* => Dict(1 => 'a', 2 => 'b', 3 => 'c')
19	*
20	* @template Tk of array-key
21	* @template Tv of array-key
22	*
23	* @param iterable<Tk, Tv> $iterable
24	*
25	* @return array<Tv, Tk>
26	*/
27	function flip(iterable $iterable): array
28	{
29	if (is_array($iterable)) {	1✔
NEW 30	return array_flip($iterable);	×
31	}
32
33	$result = [];	1✔
34	foreach ($iterable as $key => $value) {	1✔
35	$result[$value] = $key;	1✔
36	}
37
38	return $result;	1✔
39	}

azjezz / psl / 22680186990

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