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Name	Action
..
Arg.php	Edit
Const_.php	Edit
Expr
Expr.php	Edit
FunctionLike.php	Edit
Identifier.php	Edit
Name
Name.php	Edit
NullableType.php	Edit
Param.php	Edit
Scalar
Scalar.php	Edit
Stmt
Stmt.php	Edit
VarLikeIdentifier.php	Edit

Editing: Stmt.php

<?php declare(strict_types=1); namespace PhpParser\Node; use PhpParser\NodeAbstract; abstract class Stmt extends NodeAbstract { }