/**
* Get minification adapter by specified content type
*
* @param string $contentType
* @return \Magento\Framework\Code\Minifier\AdapterInterface
* @throws \Magento\Framework\Exception
*/
protected function getAdapter($contentType)
{
if (!isset($this->adapters[$contentType])) {
$adapterClass = $this->config->getAssetMinificationAdapter($contentType);
if (!$adapterClass) {
throw new \Magento\Framework\Exception("Minification adapter is not specified for '{$contentType}' content type");
}
$adapter = $this->objectManager->get($adapterClass);
if (!$adapter instanceof \Magento\Framework\Code\Minifier\AdapterInterface) {
$type = get_class($adapter);
throw new \Magento\Framework\Exception("Invalid adapter: '{$type}'. Expected: \\Magento\\Framework\\Code\\Minifier\\AdapterInterface");
}
$this->adapters[$contentType] = $adapter;
}
return $this->adapters[$contentType];
}
