From 6dec8c90543cd2336c2f7fca6613fddf609f441b Mon Sep 17 00:00:00 2001
From: Colin O'Dell <codell@seatgeek.com>
Date: Fri, 16 Aug 2024 07:31:26 -0400
Subject: [PATCH] commonmark 0.31.1 compatibility

---
 CHANGELOG.md             |  5 +++++
 composer.json            | 12 ++++++------
 src/Util/RegexHelper.php |  2 +-
 3 files changed, 12 insertions(+), 7 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index b331504967..e56a25775a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,11 @@ Updates should follow the [Keep a CHANGELOG](https://keepachangelog.com/) princi
 
 ## [Unreleased][unreleased]
 
+### Changed
+
+- Made compatible with CommonMark spec 0.31.1, including:
+  - Remove `source`, add `search` to list of recognized block tags
+
 ## [2.5.2] - 2024-08-14
 
 ### Changed
diff --git a/composer.json b/composer.json
index 0dd28291b2..9b90662034 100644
--- a/composer.json
+++ b/composer.json
@@ -31,8 +31,8 @@
     "require-dev": {
         "ext-json": "*",
         "cebe/markdown": "^1.0",
-        "commonmark/cmark": "0.31.0",
-        "commonmark/commonmark.js": "0.31.0",
+        "commonmark/cmark": "0.31.1",
+        "commonmark/commonmark.js": "0.31.1",
         "composer/package-versions-deprecated": "^1.8",
         "embed/embed": "^4.4",
         "erusev/parsedown": "^1.0",
@@ -56,9 +56,9 @@
             "type": "package",
             "package": {
                 "name": "commonmark/commonmark.js",
-                "version": "0.31.0",
+                "version": "0.31.1",
                 "dist": {
-                    "url": "https://github.com/commonmark/commonmark.js/archive/0.31.0.zip",
+                    "url": "https://github.com/commonmark/commonmark.js/archive/0.31.1.zip",
                     "type": "zip"
                 }
             }
@@ -67,9 +67,9 @@
             "type": "package",
             "package": {
                 "name": "commonmark/cmark",
-                "version": "0.31.0",
+                "version": "0.31.1",
                 "dist": {
-                    "url": "https://github.com/commonmark/cmark/archive/0.31.0.zip",
+                    "url": "https://github.com/commonmark/cmark/archive/0.31.1.zip",
                     "type": "zip"
                 }
             }
diff --git a/src/Util/RegexHelper.php b/src/Util/RegexHelper.php
index cab073d7f9..a89e7bda66 100644
--- a/src/Util/RegexHelper.php
+++ b/src/Util/RegexHelper.php
@@ -41,7 +41,7 @@ final class RegexHelper
     public const PARTIAL_REG_CHAR              = '[^\\\\()\x00-\x20]';
     public const PARTIAL_IN_PARENS_NOSP        = '\((' . self::PARTIAL_REG_CHAR . '|' . self::PARTIAL_ESCAPED_CHAR . '|\\\\)*\)';
     public const PARTIAL_TAGNAME               = '[a-z][a-z0-9-]*';
-    public const PARTIAL_BLOCKTAGNAME          = '(?:address|article|aside|base|basefont|blockquote|body|caption|center|col|colgroup|dd|details|dialog|dir|div|dl|dt|fieldset|figcaption|figure|footer|form|frame|frameset|h1|head|header|hr|html|iframe|legend|li|link|main|menu|menuitem|nav|noframes|ol|optgroup|option|p|param|section|source|summary|table|tbody|td|tfoot|th|thead|title|tr|track|ul)';
+    public const PARTIAL_BLOCKTAGNAME          = '(?:address|article|aside|base|basefont|blockquote|body|caption|center|col|colgroup|dd|details|dialog|dir|div|dl|dt|fieldset|figcaption|figure|footer|form|frame|frameset|h1|head|header|hr|html|iframe|legend|li|link|main|menu|menuitem|nav|noframes|ol|optgroup|option|p|param|search|section|summary|table|tbody|td|tfoot|th|thead|title|tr|track|ul)';
     public const PARTIAL_ATTRIBUTENAME         = '[a-z_:][a-z0-9:._-]*';
     public const PARTIAL_UNQUOTEDVALUE         = '[^"\'=<>`\x00-\x20]+';
     public const PARTIAL_SINGLEQUOTEDVALUE     = '\'[^\']*\'';