From fd05efcdd0c7a9d1552f074c16732ea2047f4362 Mon Sep 17 00:00:00 2001
From: Sascha Grossenbacher <saschagros@gmail.com>
Date: Mon, 20 Oct 2025 08:44:05 +0200
Subject: [PATCH 1/2] Better replacement for dynamic uppercase parts in
 Implements hook_xy

---
 src/Rector/Convert/HookConvertRector.php | 22 ++++------------------
 1 file changed, 4 insertions(+), 18 deletions(-)

diff --git a/src/Rector/Convert/HookConvertRector.php b/src/Rector/Convert/HookConvertRector.php
index 0b8d7705..8c1f18ca 100644
--- a/src/Rector/Convert/HookConvertRector.php
+++ b/src/Rector/Convert/HookConvertRector.php
@@ -320,25 +320,11 @@ protected function getHookAndModuleName(Function_ $node): array
     {
         // If the doxygen contains "Implements hook_foo()" then parse the hook
         // name. A difficulty here is "Implements hook_form_FORM_ID_alter".
-        // Find these by looking for an optional part starting with an
-        // uppercase letter.
         if (preg_match('/^ \* Implements hook_([a-zA-Z0-9_]+)/m', (string) $node->getDocComment()?->getReformattedText(), $matches)) {
-            $parts = explode('_', $matches[1]);
-            $isUppercase = false;
-            foreach ($parts as &$part) {
-                if (!$part) {
-                    continue;
-                }
-                if ($part === strtoupper($part)) {
-                    if (!$isUppercase) {
-                        $isUppercase = true;
-                        $part = '[a-z0-9_]+';
-                    }
-                } else {
-                    $isUpperCase = false;
-                }
-            }
-            $hookRegex = implode('_', $parts);
+            // Replace sections that start and end with an uppercase character
+            // and contain any number of uppercase characters or underscores
+            // inbetween.
+            $hookRegex = preg_replace('/([A-Z][A-Z0-9_]*[A-Z0-9])/', '[a-zA-Z0-9]+', $matches[1]);
             $hookRegex = "_(?<hook>$hookRegex)";
             $functionName = $node->name->toString();
             // And now find the module and the hook.

From 52a350a68fa74f9d6a8c2b8af05ffa70bbb7981a Mon Sep 17 00:00:00 2001
From: Sascha Grossenbacher <saschagros@gmail.com>
Date: Wed, 22 Oct 2025 01:05:02 +0200
Subject: [PATCH 2/2] Add _ to replacement regex to match multiple parts

---
 src/Rector/Convert/HookConvertRector.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Rector/Convert/HookConvertRector.php b/src/Rector/Convert/HookConvertRector.php
index 8c1f18ca..ae47af6a 100644
--- a/src/Rector/Convert/HookConvertRector.php
+++ b/src/Rector/Convert/HookConvertRector.php
@@ -324,7 +324,7 @@ protected function getHookAndModuleName(Function_ $node): array
             // Replace sections that start and end with an uppercase character
             // and contain any number of uppercase characters or underscores
             // inbetween.
-            $hookRegex = preg_replace('/([A-Z][A-Z0-9_]*[A-Z0-9])/', '[a-zA-Z0-9]+', $matches[1]);
+            $hookRegex = preg_replace('/([A-Z][A-Z0-9_]*[A-Z0-9])/', '[a-zA-Z0-9_]+', $matches[1]);
             $hookRegex = "_(?<hook>$hookRegex)";
             $functionName = $node->name->toString();
             // And now find the module and the hook.