StimulusSyntaxHelper.php

<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\UX\StimulusBundle\Helper;

class StimulusSyntaxHelper
{
    public function normalizeControllerName(string $controllerName): string
    {
        return preg_replace('/^@/', '', str_replace('_', '-', str_replace('/', '--', $controllerName)));
    }

    public function normalizeKeyName(string $str): string
    {
        // Adapted from ByteString::camel
        $str = ucfirst(str_replace(' ', '', ucwords(preg_replace('/[^a-zA-Z0-9\x7f-\xff]++/', ' ', $str))));

        // Adapted from ByteString::snake
        return strtolower(preg_replace(['/([A-Z]+)([A-Z][a-z])/', '/([a-z\d])([A-Z])/'], '\1-\2', $str));
    }

    public function getFormattedValue(mixed $value): string
    {
        if ($value instanceof \Stringable || (\is_object($value) && \is_callable([$value, '__toString']))) {
            $value = (string) $value;
        } elseif (!\is_scalar($value)) {
            $value = json_encode($value);
        } elseif (\is_bool($value)) {
            $value = $value ? 'true' : 'false';
        }

        return (string) $value;
    }
}