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