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File Content: `NodeVisitor.php`

<?php

declare (strict_types=1);
namespace PleskGrafana\PhpParser;

interface NodeVisitor
{
    /**
     * If NodeVisitor::enterNode() returns DONT_TRAVERSE_CHILDREN, child nodes
     * of the current node will not be traversed for any visitors.
     *
     * For subsequent visitors enterNode() will still be called on the current
     * node and leaveNode() will also be invoked for the current node.
     */
    public const DONT_TRAVERSE_CHILDREN = 1;
    /**
     * If NodeVisitor::enterNode() or NodeVisitor::leaveNode() returns
     * STOP_TRAVERSAL, traversal is aborted.
     *
     * The afterTraverse() method will still be invoked.
     */
    public const STOP_TRAVERSAL = 2;
    /**
     * If NodeVisitor::leaveNode() returns REMOVE_NODE for a node that occurs
     * in an array, it will be removed from the array.
     *
     * For subsequent visitors leaveNode() will still be invoked for the
     * removed node.
     */
    public const REMOVE_NODE = 3;
    /**
     * If NodeVisitor::enterNode() returns DONT_TRAVERSE_CURRENT_AND_CHILDREN, child nodes
     * of the current node will not be traversed for any visitors.
     *
     * For subsequent visitors enterNode() will not be called as well.
     * leaveNode() will be invoked for visitors that has enterNode() method invoked.
     */
    public const DONT_TRAVERSE_CURRENT_AND_CHILDREN = 4;
    /**
     * If NodeVisitor::enterNode() or NodeVisitor::leaveNode() returns REPLACE_WITH_NULL,
     * the node will be replaced with null. This is not a legal return value if the node is part
     * of an array, rather than another node.
     */
    public const REPLACE_WITH_NULL = 5;
    /**
     * Called once before traversal.
     *
     * Return value semantics:
     *  * null:      $nodes stays as-is
     *  * otherwise: $nodes is set to the return value
     *
     * @param Node[] $nodes Array of nodes
     *
     * @return null|Node[] Array of nodes
     */
    public function beforeTraverse(array $nodes);
    /**
     * Called when entering a node.
     *
     * Return value semantics:
     *  * null
     *        => $node stays as-is
     *  * array (of Nodes)
     *        => The return value is merged into the parent array (at the position of the $node)
     *  * NodeVisitor::REMOVE_NODE
     *        => $node is removed from the parent array
     *  * NodeVisitor::REPLACE_WITH_NULL
     *        => $node is replaced with null
     *  * NodeVisitor::DONT_TRAVERSE_CHILDREN
     *        => Children of $node are not traversed. $node stays as-is
     *  * NodeVisitor::DONT_TRAVERSE_CURRENT_AND_CHILDREN
     *        => Further visitors for the current node are skipped, and its children are not
     *           traversed. $node stays as-is.
     *  * NodeVisitor::STOP_TRAVERSAL
     *        => Traversal is aborted. $node stays as-is
     *  * otherwise
     *        => $node is set to the return value
     *
     * @param Node $node Node
     *
     * @return null|int|Node|Node[] Replacement node (or special return value)
     */
    public function enterNode(Node $node);
    /**
     * Called when leaving a node.
     *
     * Return value semantics:
     *  * null
     *        => $node stays as-is
     *  * NodeVisitor::REMOVE_NODE
     *        => $node is removed from the parent array
     *  * NodeVisitor::REPLACE_WITH_NULL
     *        => $node is replaced with null
     *  * NodeVisitor::STOP_TRAVERSAL
     *        => Traversal is aborted. $node stays as-is
     *  * array (of Nodes)
     *        => The return value is merged into the parent array (at the position of the $node)
     *  * otherwise
     *        => $node is set to the return value
     *
     * @param Node $node Node
     *
     * @return null|int|Node|Node[] Replacement node (or special return value)
     */
    public function leaveNode(Node $node);
    /**
     * Called once after traversal.
     *
     * Return value semantics:
     *  * null:      $nodes stays as-is
     *  * otherwise: $nodes is set to the return value
     *
     * @param Node[] $nodes Array of nodes
     *
     * @return null|Node[] Array of nodes
     */
    public function afterTraverse(array $nodes);
}

Name	Size	Permission
Builder	---	0755
Comment	---	0755
ErrorHandler	---	0755
Internal	---	0755
Lexer	---	0755
Node	---	0755
NodeVisitor	---	0755
Parser	---	0755
PrettyPrinter	---	0755
Builder.php	217 bytes	0644
BuilderFactory.php	10536 bytes	0644
BuilderHelpers.php	9714 bytes	0644
Comment.php	6971 bytes	0644
ConstExprEvaluationException.php	126 bytes	0644
ConstExprEvaluator.php	9756 bytes	0644
Error.php	4975 bytes	0644
ErrorHandler.php	315 bytes	0644
JsonDecoder.php	3515 bytes	0644
Lexer.php	4147 bytes	0644
Modifiers.php	2637 bytes	0644
NameContext.php	9870 bytes	0644
Node.php	4136 bytes	0644
NodeAbstract.php	5452 bytes	0644
NodeDumper.php	10274 bytes	0644
NodeFinder.php	2654 bytes	0644
NodeTraverser.php	9916 bytes	0644
NodeTraverserInterface.php	613 bytes	0644
NodeVisitor.php	4185 bytes	0644
NodeVisitorAbstract.php	474 bytes	0644
Parser.php	780 bytes	0644
ParserAbstract.php	49294 bytes	0644
ParserFactory.php	1500 bytes	0644
PhpVersion.php	4508 bytes	0644
PrettyPrinter.php	1726 bytes	0644
PrettyPrinterAbstract.php	67491 bytes	0644
Token.php	510 bytes	0644
compatibility_tokens.php	2288 bytes	0644

File Content: NodeVisitor.php

File Content: `NodeVisitor.php`