public function visitAdditionNode(AdditionNode $node)
{
return $this->_renderNode($this->_indent($this->depth + 1) . '<addition>' . PHP_EOL . implode(PHP_EOL, array_map(function (DerivableNodeInterface $child) {
$v = new XMLVisitor($this->depth + 2);
return $v->visit($child);
}, $node->getChildren())) . PHP_EOL . $this->_indent($this->depth + 1) . '</addition>');
}
public function visitAdditionNode(AdditionNode $node)
{
$nodes = [];
$constant = 0;
foreach ($node->getChildren() as $child) {
$child = $this->visit($child);
if ($this->isConstantVisitor->visit($child)) {
$constant += $this->evaluationVisitor->visit($child);
} else {
if (!$this->isZeroVisitor->visit($child)) {
$nodes[] = $this->visit($child);
}
}
}
if ($constant != 0) {
$nodes[] = new ConstantNode($constant);
}
if (count($nodes) == 0) {
return Tree::init(0);
}
if (count($nodes) == 1) {
return $nodes[0];
}
return new AdditionNode(...$nodes);
}
public function visitAdditionNode(AdditionNode $node)
{
return new AdditionNode(...array_map(function (DerivableNodeInterface $child) {
return $this->visit($child);
}, $node->getChildren()));
}