From c8f4fbebc1c1d0fd3f11f888ac7531d9bfc821c4 Mon Sep 17 00:00:00 2001
From: Aaron Francis <aarondfrancis@gmail.com>
Date: Fri, 30 Jul 2021 17:41:26 -0500
Subject: [PATCH] Allow Commonmark to be extended.

---
 src/Commands/BuildCommand.php | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/Commands/BuildCommand.php b/src/Commands/BuildCommand.php
index 3ad6b0e..1ff35a3 100644
--- a/src/Commands/BuildCommand.php
+++ b/src/Commands/BuildCommand.php
@@ -73,7 +73,7 @@ class BuildCommand extends Command
         $theme = $this->getTheme($currentPath, $this->themeName);
 
         $this->buildPdf(
-            $this->buildHtml($currentPath.'/content'),
+            $this->buildHtml($currentPath.'/content', $config),
             $config,
             $currentPath,
             $theme
@@ -103,9 +103,10 @@ class BuildCommand extends Command
 
     /**
      * @param  string  $path
+     * @param  array $config
      * @return string
      */
-    protected function buildHtml(string $path)
+    protected function buildHtml(string $path, array $config)
     {
         $this->output->writeln('<fg=yellow>==></> Parsing Markdown ...');
 
@@ -116,6 +117,10 @@ class BuildCommand extends Command
             'html', 'php', 'js', 'bash', 'json'
         ]));
 
+        if (is_callable($config['configure_commonmark'])) {
+            call_user_func($config['configure_commonmark'], $environment);
+        }
+
         $converter = new GithubFlavoredMarkdownConverter([], $environment);
 
         return collect($this->disk->files($path))