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<?php
declare(strict_types=1);
/*
* This file is part of the league/commonmark package.
*
* (c) Colin O'Dell <colinodell@gmail.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace League\CommonMark\Parser\Block;
use League\CommonMark\Node\Block\Paragraph;
use League\CommonMark\Parser\Cursor;
use League\CommonMark\Parser\InlineParserEngineInterface;
use League\CommonMark\Reference\ReferenceInterface;
use League\CommonMark\Reference\ReferenceParser;
final class ParagraphParser extends AbstractBlockContinueParser implements BlockContinueParserWithInlinesInterface
{
/** @psalm-readonly */
private Paragraph $block;
/** @psalm-readonly */
private ReferenceParser $referenceParser;
public function __construct()
{
$this->block = new Paragraph();
$this->referenceParser = new ReferenceParser();
}
public function canHaveLazyContinuationLines(): bool
{
return true;
}
public function getBlock(): Paragraph
{
return $this->block;
}
public function tryContinue(Cursor $cursor, BlockContinueParserInterface $activeBlockParser): ?BlockContinue
{
if ($cursor->isBlank()) {
return BlockContinue::none();
}
return BlockContinue::at($cursor);
}
public function addLine(string $line): void
{
$this->referenceParser->parse($line);
}
public function closeBlock(): void
{
if ($this->referenceParser->hasReferences() && $this->referenceParser->getParagraphContent() === '') {
$this->block->detach();
}
}
public function parseInlines(InlineParserEngineInterface $inlineParser): void
{
$content = $this->getContentString();
if ($content !== '') {
$inlineParser->parse($content, $this->block);
}
}
public function getContentString(): string
{
return $this->referenceParser->getParagraphContent();
}
/**
* @return ReferenceInterface[]
*/
public function getReferences(): iterable
{
return $this->referenceParser->getReferences();
}
}
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