[Twig] Move configuration to PHP

Author: fabpot

Tests/DependencyInjection/Compiler/UnusedTagsPassUtils.php

@@ -37,6 +37,17 @@ public static function getDefinedTags(): array
             }
         }
 
+        // get all tags used in PHP configs
+        $files = Finder::create()->files()->name('*.php')->path('Resources')->notPath('Tests')->in(\dirname(__DIR__, 5));
+        foreach ($files as $file) {
+            $contents = file_get_contents($file);
+            if (preg_match_all("{->tag\('([^']+)'}", $contents, $matches)) {
+                foreach ($matches[1] as $match) {
+                    $tags[$match] = true;
+                }
+            }
+        }
+
         // get all tags used in findTaggedServiceIds calls()
         $files = Finder::create()->files()->name('*.php')->path('DependencyInjection')->notPath('Tests')->in(\dirname(__DIR__, 5));
         foreach ($files as $file) {