name : AbstractBlock.php <?php declare(strict_types=1); /* * This file is part of the league/commonmark package. * * (c) Colin O'Dell <colinodell@gmail.com> * * Original code based on the CommonMark JS reference parser (https://bitly.com/commonmark-js) * - (c) John MacFarlane * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace League\CommonMark\Node\Block; use League\CommonMark\Exception\InvalidArgumentException; use League\CommonMark\Node\Node; /** * Block-level element * * @method parent() ?AbstractBlock */ abstract class AbstractBlock extends Node { protected ?int $startLine = null; protected ?int $endLine = null; protected function setParent(?Node $node = null): void { if ($node && ! $node instanceof self) { throw new InvalidArgumentException('Parent of block must also be block (cannot be inline)'); } parent::setParent($node); } public function setStartLine(?int $startLine): void { $this->startLine = $startLine; if ($this->endLine === null) { $this->endLine = $startLine; } } public function getStartLine(): ?int { return $this->startLine; } public function setEndLine(?int $endLine): void { $this->endLine = $endLine; } public function getEndLine(): ?int { return $this->endLine; } }