1 files changed, 40 insertions, 0 deletions
diff --git a/vendor/league/commonmark/src/Extension/Mention/MentionExtension.php b/vendor/league/commonmark/src/Extension/Mention/MentionExtension.php
new file mode 100644
index 0000000000..19a981fe0c
--- /dev/null
+++ b/vendor/league/commonmark/src/Extension/Mention/MentionExtension.php
@@ -0,0 +1,40 @@
+<?php
+
+/*
+ * This file is part of the league/commonmark package.
+ *
+ * (c) Colin O'Dell <colinodell@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace League\CommonMark\Extension\Mention;
+
+use League\CommonMark\ConfigurableEnvironmentInterface;
+use League\CommonMark\Extension\ExtensionInterface;
+use League\CommonMark\Extension\Mention\Generator\MentionGeneratorInterface;
+
+final class MentionExtension implements ExtensionInterface
+{
+    public function register(ConfigurableEnvironmentInterface $environment)
+    {
+        $mentions = $environment->getConfig('mentions', []);
+        foreach ($mentions as $name => $mention) {
+            foreach (['symbol', 'regex', 'generator'] as $key) {
+                if (empty($mention[$key])) {
+                    throw new \RuntimeException("Missing \"$key\" from MentionParser configuration");
+                }
+            }
+            if ($mention['generator'] instanceof MentionGeneratorInterface) {
+                $environment->addInlineParser(new MentionParser($mention['symbol'], $mention['regex'], $mention['generator']));
+            } elseif (is_string($mention['generator'])) {
+                $environment->addInlineParser(MentionParser::createWithStringTemplate($mention['symbol'], $mention['regex'], $mention['generator']));
+            } elseif (is_callable($mention['generator'])) {
+                $environment->addInlineParser(MentionParser::createWithCallback($mention['symbol'], $mention['regex'], $mention['generator']));
+            } else {
+                throw new \RuntimeException(sprintf('The "generator" provided for the MentionParser configuration must be a string template, callable, or an object that implements %s.', MentionGeneratorInterface::class));
+            }
+        }
+    }
+}