Implement Code

src/Components/Inlines/Code.php

@@ -0,0 +1,61 @@
+<?php
+
+namespace Erusev\Parsedown\Components\Inlines;
+
+use Erusev\Parsedown\AST\StateRenderable;
+use Erusev\Parsedown\Components\Inline;
+use Erusev\Parsedown\Html\Renderables\Element;
+use Erusev\Parsedown\Html\Renderables\Text;
+use Erusev\Parsedown\Parsedown;
+use Erusev\Parsedown\Parsing\Excerpt;
+use Erusev\Parsedown\State;
+
+final class Code implements Inline
+{
+    use WidthTrait, DefaultBeginPosition;
+
+    /** @var string */
+    private $text;
+
+    /**
+     * @param string $text
+     * @param int $width
+     */
+    public function __construct($text, $width)
+    {
+        $this->text = $text;
+        $this->width = $width;
+    }
+
+    /**
+     * @param Excerpt $Excerpt
+     * @param State $State
+     * @return static|null
+     */
+    public static function build(Excerpt $Excerpt, State $State)
+    {
+        $marker = $Excerpt->text()[0];
+
+        if ($marker !== '`') {
+            return null;
+        }
+
+        if (\preg_match(
+            '/^(['.$marker.']++)[ ]*+(.+?)[ ]*+(?<!['.$marker.'])\1(?!'.$marker.')/s',
+            $Excerpt->text(),
+            $matches
+        )) {
+            $text = \preg_replace('/[ ]*+\n/', ' ', $matches[2]);
+
+            return new self($text, \strlen($matches[0]));
+        }
+    }
+
+    /**
+     * @return Element
+     */
+    public function stateRenderable(Parsedown $_)
+    {
+        return new Element('code', [], [new Text($this->text)]);
+    }
+}