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| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | namespace Celema\Sire; |
| 6 | |
| 7 | /** @internal */ |
| 8 | final class Arguments |
| 9 | { |
| 10 | /** |
| 11 | * Gives rule arguments the names their rule declares, by position. |
| 12 | * |
| 13 | * @param list<string> $args |
| 14 | * @return array<array-key, string> |
| 15 | */ |
| 16 | public static function named(array $args, Contract\NamedArguments $rule): array |
| 17 | { |
| 18 | $names = $rule->arguments; |
| 19 | $named = []; |
| 20 | |
| 21 | foreach ($args as $index => $arg) { |
| 22 | $named[$names[$index] ?? $index] = $arg; |
| 23 | } |
| 24 | |
| 25 | return $named; |
| 26 | } |
| 27 | |
| 28 | /** |
| 29 | * Placeholder names: a named argument keeps its name, a positional one |
| 30 | * becomes `argN` by its position. |
| 31 | * |
| 32 | * @template T |
| 33 | * @param array<array-key, T> $args |
| 34 | * @return array<string, T> |
| 35 | */ |
| 36 | public static function keyed(array $args): array |
| 37 | { |
| 38 | $keyed = []; |
| 39 | |
| 40 | foreach ($args as $key => $arg) { |
| 41 | $keyed[is_int($key) ? 'arg' . ($key + 1) : $key] = $arg; |
| 42 | } |
| 43 | |
| 44 | return $keyed; |
| 45 | } |
| 46 | } |