Lines
100.00%
14 / 14
Methods
100.00%
5 / 5
Classes
100.00%
1 / 1
| Name | Lines | Methods | CRAP | ||||
|---|---|---|---|---|---|---|---|
| __construct | 100.00% | 1 / 1 | 100.00% | 1 / 1 | 1 | ||
| defaultMessage | 100.00% | 1 / 1 | 100.00% | 1 / 1 | 1 | ||
| validate | 100.00% | 4 / 4 | 100.00% | 1 / 1 | 4 | ||
| [Lucent\Validation\Constraint] withMessage | 100.00% | 2 / 2 | 100.00% | 1 / 1 | 1 | ||
| [Lucent\Validation\Constraint] message | 100.00% | 6 / 6 | 100.00% | 1 / 1 | 3 | ||
| 30 | final class Unique extends Constraint | |
| 31 | { | |
| 32 | /** | |
| 33 | * Create a unique constraint backed by an existence check. | |
| 34 | * | |
| 35 | * @param Closure(mixed): bool $exists A callable that receives the field | |
| 36 | * value and returns true when a conflicting row already exists. | |
| 37 | */ | |
| 38 | public function __construct(private readonly Closure $exists) {} | |
| 39 | ||
| 40 | /** | |
| 41 | * @return string|Closure(FieldContext): string The default error message. | |
| 42 | */ | |
| 43 | #[Override] | |
| 44 | protected function defaultMessage(): string|Closure|null | |
| 45 | { | |
| 46 | return fn(FieldContext $ctx) => "The {$ctx->field} has already been taken."; | |
| 47 | } | |
| 48 | ||
| 49 | /** | |
| 50 | * Validate that the value does not already exist. | |
| 51 | * | |
| 52 | * Empty values always pass, deferring presence to the | |
| 53 | * {@see \Lucent\Validation\Constraints\Required} constraint. Otherwise the | |
| 54 | * value is passed to the existence callable; the constraint fails when a | |
| 55 | * conflicting row exists. | |
| 56 | * | |
| 57 | * @param FieldContext $ctx The context of the field being validated. | |
| 58 | * @return bool True if the value is empty or no conflicting row exists, false otherwise. | |
| 59 | */ | |
| 60 | #[Override] | |
| 61 | public function validate(FieldContext $ctx): bool | |
| 62 | { | |
| 63 | $value = $ctx->value; | |
| 64 | ||
| 65 | if ($value === null || $value === '' || $value === []) { | |
| 66 | return true; | |
| 67 | } | |
| 68 | ||
| 69 | return !call_user_func($this->exists, $value); | |
| 70 | } | |
| 71 | } |
Inherited from Lucent\Validation\Constraint
| 38 | final public function withMessage(string|\Closure $message): static | |
| 39 | { | |
| 40 | $this->customMessage = $message; | |
| 41 | return $this; | |
| 42 | } |
| 56 | final public function message(FieldContext $ctx): ?string | |
| 57 | { | |
| 58 | $message = $this->customMessage ?? $this->defaultMessage(); | |
| 59 | ||
| 60 | if ($message === null) { | |
| 61 | return null; | |
| 62 | } | |
| 63 | ||
| 64 | if ($message instanceof \Closure) { | |
| 65 | return call_user_func($message, $ctx); | |
| 66 | } | |
| 67 | ||
| 68 | return $message; | |
| 69 | } |