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Direktori : /home2/selectio/www/3-idiots/vendor/league/commonmark/src/Extension/SmartPunct/ |
Current File : //home2/selectio/www/3-idiots/vendor/league/commonmark/src/Extension/SmartPunct/DashParser.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 (http://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\Extension\SmartPunct; use League\CommonMark\Node\Inline\Text; use League\CommonMark\Parser\Inline\InlineParserInterface; use League\CommonMark\Parser\Inline\InlineParserMatch; use League\CommonMark\Parser\InlineParserContext; final class DashParser implements InlineParserInterface { private const EN_DASH = '–'; private const EM_DASH = '—'; public function getMatchDefinition(): InlineParserMatch { return InlineParserMatch::regex('(?<!-)(-{2,})'); } public function parse(InlineParserContext $inlineContext): bool { $count = $inlineContext->getFullMatchLength(); $inlineContext->getCursor()->advanceBy($count); $enCount = 0; $emCount = 0; if ($count % 3 === 0) { // If divisible by 3, use all em dashes $emCount = (int) ($count / 3); } elseif ($count % 2 === 0) { // If divisible by 2, use all en dashes $enCount = (int) ($count / 2); } elseif ($count % 3 === 2) { // If 2 extra dashes, use en dash for last 2; em dashes for rest $emCount = (int) (($count - 2) / 3); $enCount = 1; } else { // Use en dashes for last 4 hyphens; em dashes for rest $emCount = (int) (($count - 4) / 3); $enCount = 2; } $inlineContext->getContainer()->appendChild(new Text( \str_repeat(self::EM_DASH, $emCount) . \str_repeat(self::EN_DASH, $enCount) )); return true; } }