<?php declare(strict_types=1);
namespace PhpParser\Node\Expr;
use PhpParser\Node\Arg;
use PhpParser\Node\Expr;
use PhpParser\Node\VariadicPlaceholder;
abstract class CallLike extends Expr {
/**
* Return raw arguments, which may be actual Args, or VariadicPlaceholders for first-class
* callables.
*
* @return array<Arg|VariadicPlaceholder>
*/
abstract public function getRawArgs(): array;
/**
* Returns whether this call expression is actually a first class callable.
*/
public function isFirstClassCallable(): bool {
$rawArgs = $this->getRawArgs();
return count($rawArgs) === 1 && current($rawArgs) instanceof VariadicPlaceholder;
}
/**
* Assert that this is not a first-class callable and return only ordinary Args.
*
* @return Arg[]
*/
public function getArgs(): array {
assert(!$this->isFirstClassCallable());
return $this->getRawArgs();
}
}
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