22686750471

Committed 04 Mar 2026 07:58PM UTC coverage: 97.813% (-0.6%) from 98.375%

Build # 22686750471

Build Type

Pull #610

github

Committed by

azjezz

Commit Message

add more tests for slow paths

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

340 of 355 new or added lines in 90 files covered. (95.77%)

42 existing lines in 8 files now uncovered.

9303 of 9511 relevant lines covered (97.81%)

35.01 hits per line

Source File
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15.38

/src/Psl/Dict/slice.php

<?php

declare(strict_types=1);

namespace Psl\Dict;

use function array_slice;
use function is_array;

/**
 * Takes a slice from an iterable.
 *
 * Examples:
 *
 *      Dict\slice(['a' => 1, 'b' => 2, 'c' => 3, 'd' => 4], 2)
 *      => Dict('c' => 3, 'd' => 4)
 *
 *      Dict\slice(['a' => 1, 'b' => 2, 'c' => 3, 'd' => 4], 1, 2)
 *      => Dict('b' => 2, 'c' => 3)
 *
 * @template Tk of array-key
 * @template Tv
 *
 * @param iterable<Tk, Tv> $iterable Iterable to take the slice from
 * @param int<0, max> $start Start offset
 * @param null|int<0, max> $length Length (if not specified all remaining values from the array are used)
 *
 * @return array<Tk, Tv>
 */
function slice(iterable $iterable, int $start, null|int $length = null): array
{
    if (is_array($iterable)) {
        return array_slice($iterable, $start, $length, true);
    }

    $result = [];
    if (0 === $length) {
        return $result;
    }

    $i = 0;
    foreach ($iterable as $key => $value) {
        if ($i++ < $start) {
            continue;
        }

        $result[$key] = $value;
        if (null !== $length && $i >= ($start + $length)) {
            break;
        }
    }

    return $result;
}

1	<?php
2
3	declare(strict_types=1);
4
5	namespace Psl\Dict;
6
7	use function array_slice;
8	use function is_array;
9
10	/**
11	* Takes a slice from an iterable.
12	*
13	* Examples:
14	*
15	* Dict\slice(['a' => 1, 'b' => 2, 'c' => 3, 'd' => 4], 2)
16	* => Dict('c' => 3, 'd' => 4)
17	*
18	* Dict\slice(['a' => 1, 'b' => 2, 'c' => 3, 'd' => 4], 1, 2)
19	* => Dict('b' => 2, 'c' => 3)
20	*
21	* @template Tk of array-key
22	* @template Tv
23	*
24	* @param iterable<Tk, Tv> $iterable Iterable to take the slice from
25	* @param int<0, max> $start Start offset
26	* @param null\|int<0, max> $length Length (if not specified all remaining values from the array are used)
27	*
28	* @return array<Tk, Tv>
29	*/
30	function slice(iterable $iterable, int $start, null\|int $length = null): array
31	{
32	if (is_array($iterable)) {	29✔
33	return array_slice($iterable, $start, $length, true);	29✔
34	}
35
UNCOV 36	$result = [];	×
UNCOV 37	if (0 === $length) {	×
UNCOV 38	return $result;	×
39	}
40
UNCOV 41	$i = 0;	×
UNCOV 42	foreach ($iterable as $key => $value) {	×
UNCOV 43	if ($i++ < $start) {	×
UNCOV 44	continue;	×
45	}
46
UNCOV 47	$result[$key] = $value;	×
UNCOV 48	if (null !== $length && $i >= ($start + $length)) {	×
UNCOV 49	break;	×
50	}
51	}
52
UNCOV 53	return $result;	×
54	}

azjezz / psl / 22686750471

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