Add WP_FS constants and fix class-string

Author: szepeviktor

bootstrap.php

@@ -30,3 +30,9 @@
 define('OBJECT_K', 'OBJECT_K');
 define('ARRAY_A', 'ARRAY_A');
 define('ARRAY_N', 'ARRAY_N');
+
+// Constants from WP_Filesystem.
+define('FS_CONNECT_TIMEOUT', 30);
+define('FS_TIMEOUT', 30);
+define('FS_CHMOD_DIR', 0755);
+define('FS_CHMOD_FILE', 0644);

phpstan.neon

@@ -3,6 +3,9 @@ includes:
     - vendor/phpstan/phpstan-strict-rules/rules.neon
 parameters:
     level: max
+    # WpThemeMagicPropertiesClassReflectionExtension needs WP_Theme
+    scanFiles:
+        - vendor/php-stubs/wordpress-stubs/wordpress-stubs.php
     paths:
         - bootstrap.php
         - src/

src/Composer/FixWpStubs.php

@@ -25,7 +25,7 @@ public static function php73Polyfill(Event $event): int
         $io->write('Removing duplicate is_countable() ...');
 
         $vendorDir = $event->getComposer()->getConfig()->get('vendor-dir');
-        $stubsFile = $vendorDir . self::STUBSFILE;
+        $stubsFile = sprintf('%s%s', $vendorDir, self::STUBSFILE);
 
         // phpcs:ignore WordPress.WP.AlternativeFunctions
         $stubs = file_get_contents($stubsFile);