function PluginInstaller::download

@inheritDoc

Overrides LibraryInstaller::download

File

vendor/composer/composer/src/Composer/Installer/PluginInstaller.php, line 67

Class

PluginInstaller

Installer for plugin packages

Namespace

Composer\Installer

Code

public function download(PackageInterface $package, ?PackageInterface $prevPackage = null) {
    $extra = $package->getExtra();
    if (empty($extra['class'])) {
        throw new \UnexpectedValueException('Error while installing ' . $package->getPrettyName() . ', composer-plugin packages should have a class defined in their extra key to be usable.');
    }
    return parent::download($package, $prevPackage);
}