function Traverser::traverseChildren

Traverses node children. It returns a boolean indicating if the traversing must continue or not

Parameters

Syntax\Node\Node $node Node:

Return value

bool

2 calls to Traverser::traverseChildren()

Traverser::execFunctions in vendor/mck89/peast/lib/Peast/Traverser.php

Executes all functions on the given node and, if required, starts traversing its children. The returned value is an array where the first value is the node or null if it has been removed and the second value is a boolean indicating if the traverser…

Traverser::traverse in vendor/mck89/peast/lib/Peast/Traverser.php

Starts the traversing

File

vendor/mck89/peast/lib/Peast/Traverser.php, line 180

Class

Traverser

Nodes traverser class

Namespace

Peast

Code

protected function traverseChildren(Syntax\Node\Node $node) {
    $continue = true;
    foreach (Syntax\Utils::getNodeProperties($node, true) as $prop) {
        $getter = $prop["getter"];
        $setter = $prop["setter"];
        $child = $node->{$getter}();
        if (!$child) {
            continue;
        }
        elseif (is_array($child)) {
            $newChildren = array();
            foreach ($child as $c) {
                if (!$c || !$continue) {
                    $newChildren[] = $c;
                }
                else {
                    list($c, $continue) = $this->execFunctions($c, $node);
                    if ($c) {
                        $newChildren[] = $c;
                    }
                }
            }
            $node->{$setter}($newChildren);
        }
        else {
            list($child, $continue) = $this->execFunctions($child, $node);
            $node->{$setter}($child);
        }
        if (!$continue) {
            break;
        }
    }
    return $continue;
}