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| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | namespace Cosray\Config; |
| 6 | |
| 7 | final class Settings |
| 8 | { |
| 9 | /** |
| 10 | * @param array<string, mixed> $base |
| 11 | * @param array<string, mixed> $override |
| 12 | * @return array<string, mixed> |
| 13 | */ |
| 14 | public static function merge(array $base, array $override): array |
| 15 | { |
| 16 | foreach ($override as $key => $value) { |
| 17 | $current = $base[$key] ?? null; |
| 18 | |
| 19 | if (is_array($current) && is_array($value) && self::canMerge($current, $value)) { |
| 20 | $base[$key] = self::merge($current, $value); |
| 21 | } else { |
| 22 | $base[$key] = $value; |
| 23 | } |
| 24 | } |
| 25 | |
| 26 | return $base; |
| 27 | } |
| 28 | |
| 29 | /** |
| 30 | * @param array<array-key, mixed> $current |
| 31 | * @param array<array-key, mixed> $value |
| 32 | */ |
| 33 | private static function canMerge(array $current, array $value): bool |
| 34 | { |
| 35 | return !array_is_list($current) && !array_is_list($value); |
| 36 | } |
| 37 | } |