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<?php
namespace PHPSA\Analyzer\Pass\Statement;
use PhpParser\Node\Stmt;
use PhpParser\Node;
use PhpParser\Node\Expr;
use PhpParser\Node\Stmt\PropertyProperty;
use PHPSA\Analyzer\Helper\DefaultMetadataPassTrait;
use PHPSA\Analyzer\Pass;
use PHPSA\Context;
use PHPSA\CompiledExpression;
class PropertyDefinitionDefaultValue implements Pass\AnalyzerPassInterface
{
use DefaultMetadataPassTrait;
const DESCRIPTION = 'Checks if any Property Definition is done with a default null value (not needed). For example: `$a = null`';
/**
* @param $stmt
* @param Context $context
* @return bool
*/
public function pass($stmt, Context $context)
if ($stmt->default instanceof Node\Expr) {
$compiled = $context->getExpressionCompiler()->compile($stmt->default);
if ($compiled->getType() == CompiledExpression::NULL) {
$context->notice(
'property_definition_default_value',
'null is default and is not needed.',
$stmt
);
return true;
}
return false;
* @return array
public function getRegister()
return [
PropertyProperty::class,
];
ovr /
phpsa
