Subversion-Projekte lars-tiefland.laravel_shop

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Revision Autor Zeilennr. Zeile
148 lars 1 
<?php declare(strict_types=1);
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namespace PhpParser;
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interface NodeVisitor
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{
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    /**
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     * Called once before traversal.
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     *
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     * Return value semantics:
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     *  * null:      $nodes stays as-is
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     *  * otherwise: $nodes is set to the return value
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     *
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     * @param Node[] $nodes Array of nodes
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     *
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     * @return null|Node[] Array of nodes
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     */
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    public function beforeTraverse(array $nodes);
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    /**
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     * Called when entering a node.
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     *
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     * Return value semantics:
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     *  * null
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     *        => $node stays as-is
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     *  * NodeTraverser::DONT_TRAVERSE_CHILDREN
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     *        => Children of $node are not traversed. $node stays as-is
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     *  * NodeTraverser::STOP_TRAVERSAL
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     *        => Traversal is aborted. $node stays as-is
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     *  * otherwise
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     *        => $node is set to the return value
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     *
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     * @param Node $node Node
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     *
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     * @return null|int|Node Replacement node (or special return value)
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     */
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    public function enterNode(Node $node);
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    /**
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     * Called when leaving a node.
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     *
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     * Return value semantics:
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     *  * null
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     *        => $node stays as-is
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     *  * NodeTraverser::REMOVE_NODE
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     *        => $node is removed from the parent array
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     *  * NodeTraverser::STOP_TRAVERSAL
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     *        => Traversal is aborted. $node stays as-is
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     *  * array (of Nodes)
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     *        => The return value is merged into the parent array (at the position of the $node)
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     *  * otherwise
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     *        => $node is set to the return value
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     *
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     * @param Node $node Node
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     *
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     * @return null|int|Node|Node[] Replacement node (or special return value)
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     */
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    public function leaveNode(Node $node);
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    /**
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     * Called once after traversal.
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     *
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     * Return value semantics:
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     *  * null:      $nodes stays as-is
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     *  * otherwise: $nodes is set to the return value
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     *
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     * @param Node[] $nodes Array of nodes
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     *
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     * @return null|Node[] Array of nodes
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     */
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    public function afterTraverse(array $nodes);
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}