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<?php
declare(strict_types=1);
namespace Yiisoft\Assets\Exporter;
use JsonException;
use RuntimeException;
use Yiisoft\Assets\AssetExporterInterface;
use Yiisoft\Json\Json;
use function dirname;
use function file_put_contents;
use function is_dir;
use function is_writable;
/**
* Exports asset bundles with the values of all properties {@see AssetBundle::jsonSerialize()} to a JSON file.
*/
final class AssetJsonExporter implements AssetExporterInterface
{
* @var string The full path to the target JSON file.
private string $targetFile;
* @param string $targetFile The full path to the target JSON file.
public function __construct(string $targetFile)
$this->targetFile = $targetFile;
}
* {@inheritDoc}
*
* @throws JsonException If an error occurred during JSON encoding of asset bundles.
* @throws RuntimeException If an error occurred while writing to the JSON file.
public function export(array $assetBundles): void
$targetDirectory = dirname($this->targetFile);
if (!is_dir($targetDirectory) || !is_writable($targetDirectory)) {
throw new RuntimeException("Target directory \"{$targetDirectory}\" does not exist or is not writable.");
if (file_put_contents($this->targetFile, Json::encode($assetBundles), LOCK_EX) === false) {
throw new RuntimeException("An error occurred while writing to the \"{$this->targetFile}\" file.");
yiisoft /
assets
