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<?php
namespace PHPSA\Analyzer\Pass\Expression\FunctionCall;
use PhpParser\Node\Expr\FuncCall;
use PHPSA\Context;
use PHPSA\Definition\ClassMethod;
use PHPSA\Definition\FunctionDefinition;
class ArgumentUnpacking extends AbstractFunctionCallAnalyzer
{
const DESCRIPTION = 'Checks for use of `func_get_args()` and suggests the use of argument unpacking. (... operator)';
public function pass(FuncCall $funcCall, Context $context)
$functionName = $this->resolveFunctionName($funcCall, $context);
if ($functionName !== 'func_get_args') {
return;
}
$scopePointer = $context->scopePointer->getObject();
if ($scopePointer instanceof ClassMethod || $scopePointer instanceof FunctionDefinition) {
if (count($scopePointer->getParams()) === 0) {
$context->notice(
'fcall.argumentunpacking',
sprintf('Please use argument unpacking (...) instead of func_get_args().'),
$funcCall
);
/**
* {@inheritdoc}
*/
public static function getMetadata()
$metaData = parent::getMetadata();
$metaData->setRequiredPhpVersion('5.6');
return $metaData;
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