crewli/api/app/Exceptions/FormBuilder/InvalidBindingTargetException.php

<?php

declare(strict_types=1);

namespace App\Exceptions\FormBuilder;

use RuntimeException;

/**
 * RFC-WS-6 §4 (V1) — thrown when a binding configuration is structurally
 * invalid for its target shape. Most common case: `merge_strategy=Append`
 * on a SCALAR target.
 */
final class InvalidBindingTargetException extends RuntimeException
{
    public function __construct(
        public readonly string $entity,
        public readonly string $attribute,
        public readonly string $reason,
    ) {
        parent::__construct(
            "Invalid binding target {$entity}.{$attribute}: {$reason}",
        );
    }
}