From 565c8dd3cc36eb980e9a5f655cd14b51df5d6597 Mon Sep 17 00:00:00 2001
From: Aidan Woods <aidantwoods@gmail.com>
Date: Sun, 20 Jan 2019 02:29:40 +0000
Subject: [PATCH] Implement IndentedCode

---
 src/Components/Blocks/IndentedCode.php | 81 ++++++++++++++++++++++++++
 src/Parsedown.php                      | 46 ---------------
 2 files changed, 81 insertions(+), 46 deletions(-)
 create mode 100644 src/Components/Blocks/IndentedCode.php

diff --git a/src/Components/Blocks/IndentedCode.php b/src/Components/Blocks/IndentedCode.php
new file mode 100644
index 0000000..9760e3b
--- /dev/null
+++ b/src/Components/Blocks/IndentedCode.php
@@ -0,0 +1,81 @@
+<?php
+
+namespace Erusev\Parsedown\Components\Blocks;
+
+use Erusev\Parsedown\AST\StateRenderable;
+use Erusev\Parsedown\Components\Block;
+use Erusev\Parsedown\Components\ContinuableBlock;
+use Erusev\Parsedown\Html\Renderables\Element;
+use Erusev\Parsedown\Html\Renderables\Text;
+use Erusev\Parsedown\Parsedown;
+use Erusev\Parsedown\Parsing\Context;
+use Erusev\Parsedown\State;
+
+final class IndentedCode implements ContinuableBlock
+{
+    use ContinuableBlockDefaultInterrupt, BlockAcquisition;
+
+    /** @var string */
+    private $code;
+
+    /**
+     * @param string $code
+     */
+    public function __construct($code)
+    {
+        $this->code = $code;
+    }
+
+    /**
+     * @param Context $Context
+     * @param Block|null $Block
+     * @param State|null $State
+     * @return static|null
+     */
+    public static function build(
+        Context $Context,
+        Block $Block = null,
+        State $State = null
+    ) {
+        if (isset($Block) and $Block instanceof Paragraph and ! $Context->previousEmptyLines() > 0) {
+            return null;
+        }
+
+        if ($Context->line()->indent() < 4) {
+            return null;
+        }
+
+        return new self($Context->line()->ltrimBodyUpto(4));
+    }
+
+    /**
+     * @param Context $Context
+     * @return self|null
+     */
+    public function continue(Context $Context)
+    {
+        if ($Context->line()->indent() < 4) {
+            return null;
+        }
+
+        $newCode = $this->code;
+
+        if ($Context->previousEmptyLines() > 0) {
+            $newCode .= \str_repeat("\n", $Context->previousEmptyLines());
+        }
+
+        return new self($newCode . "\n" . $Context->line()->ltrimBodyUpto(4));
+    }
+
+    /**
+     * @return Element
+     */
+    public function stateRenderable(Parsedown $_)
+    {
+        return new Element(
+            'pre',
+            [],
+            [new Element('code', [], [new Text($this->code)])]
+        );
+    }
+}
diff --git a/src/Parsedown.php b/src/Parsedown.php
index deb0572..4975eae 100644
--- a/src/Parsedown.php
+++ b/src/Parsedown.php
@@ -288,52 +288,6 @@ class Parsedown
         return \method_exists($this, 'block' . $Type . 'Complete');
     }
 
-    #
-    # Code
-
-    protected function blockCode(Context $Context, $Block = null)
-    {
-        if (isset($Block) and $Block['type'] === 'Paragraph' and ! $Context->previousEmptyLines() > 0) {
-            return;
-        }
-
-        if ($Context->line()->indent() >= 4) {
-            $Block = [
-                'element' => [
-                    'name' => 'pre',
-                    'element' => [
-                        'name' => 'code',
-                        'text' => $Context->line()->ltrimBodyUpto(4),
-                    ],
-                ],
-            ];
-
-            return $Block;
-        }
-    }
-
-    protected function blockCodeContinue(Context $Context, $Block)
-    {
-        if ($Context->line()->indent() >= 4) {
-            if ($Context->previousEmptyLines() > 0) {
-                $Block['element']['element']['text'] .= \str_repeat("\n", $Context->previousEmptyLines());
-
-                unset($Block['interrupted']);
-            }
-
-            $Block['element']['element']['text'] .= "\n";
-
-            $Block['element']['element']['text'] .= $Context->line()->ltrimBodyUpto(4);
-
-            return $Block;
-        }
-    }
-
-    protected function blockCodeComplete($Block)
-    {
-        return $Block;
-    }
-
     #
     # Reference