@@ -48,7 +48,7 @@ public static function provideRegistry(): iterable
4848
4949 $loader = (static function () {
5050 // Backup the autoloaded Composer files
51- $existingComposerAutoloadFiles = $GLOBALS['__composer_autoload_files'] ?? [];
51+ $existingComposerAutoloadFiles = isset( $GLOBALS['__composer_autoload_files']) ? $GLOBALS['__composer_autoload_files'] : [];
5252
5353 $loader = require_once __DIR__.'/autoload.php';
5454 // Ensure InstalledVersions is available
@@ -79,7 +79,7 @@ public static function provideRegistry(): iterable
7979
8080 $loader = (static function () {
8181 // Backup the autoloaded Composer files
82- $existingComposerAutoloadFiles = $GLOBALS['__composer_autoload_files'] ?? [];
82+ $existingComposerAutoloadFiles = isset( $GLOBALS['__composer_autoload_files']) ? $GLOBALS['__composer_autoload_files'] : [];
8383
8484 $loader = require_once __DIR__.'/autoload.php';
8585 // Ensure InstalledVersions is available
@@ -115,7 +115,7 @@ public static function provideRegistry(): iterable
115115
116116 $loader = (static function () {
117117 // Backup the autoloaded Composer files
118- $existingComposerAutoloadFiles = $GLOBALS['__composer_autoload_files'] ?? [];
118+ $existingComposerAutoloadFiles = isset( $GLOBALS['__composer_autoload_files']) ? $GLOBALS['__composer_autoload_files'] : [];
119119
120120 $loader = require_once __DIR__.'/autoload.php';
121121 // Ensure InstalledVersions is available
@@ -156,7 +156,7 @@ public static function provideRegistry(): iterable
156156
157157 $loader = (static function () {
158158 // Backup the autoloaded Composer files
159- $existingComposerAutoloadFiles = $GLOBALS['__composer_autoload_files'] ?? [];
159+ $existingComposerAutoloadFiles = isset( $GLOBALS['__composer_autoload_files']) ? $GLOBALS['__composer_autoload_files'] : [];
160160
161161 $loader = require_once __DIR__.'/autoload.php';
162162 // Ensure InstalledVersions is available
@@ -199,7 +199,7 @@ public static function provideRegistry(): iterable
199199 namespace {
200200 $loader = (static function () {
201201 // Backup the autoloaded Composer files
202- $existingComposerAutoloadFiles = $GLOBALS['__composer_autoload_files'] ?? [];
202+ $existingComposerAutoloadFiles = isset( $GLOBALS['__composer_autoload_files']) ? $GLOBALS['__composer_autoload_files'] : [];
203203
204204 $loader = require_once __DIR__.'/autoload.php';
205205 // Ensure InstalledVersions is available
@@ -251,7 +251,7 @@ public static function provideRegistry(): iterable
251251 namespace {
252252 $loader = (static function () {
253253 // Backup the autoloaded Composer files
254- $existingComposerAutoloadFiles = $GLOBALS['__composer_autoload_files'] ?? [];
254+ $existingComposerAutoloadFiles = isset( $GLOBALS['__composer_autoload_files']) ? $GLOBALS['__composer_autoload_files'] : [];
255255
256256 $loader = require_once __DIR__.'/autoload.php';
257257 // Ensure InstalledVersions is available
@@ -303,7 +303,7 @@ public static function provideRegistry(): iterable
303303 namespace {
304304 $loader = (static function () {
305305 // Backup the autoloaded Composer files
306- $existingComposerAutoloadFiles = $GLOBALS['__composer_autoload_files'] ?? [];
306+ $existingComposerAutoloadFiles = isset( $GLOBALS['__composer_autoload_files']) ? $GLOBALS['__composer_autoload_files'] : [];
307307
308308 $loader = require_once __DIR__.'/autoload.php';
309309 // Ensure InstalledVersions is available
@@ -352,7 +352,7 @@ classes: [
352352
353353 $loader = (static function () {
354354 // Backup the autoloaded Composer files
355- $existingComposerAutoloadFiles = $GLOBALS['__composer_autoload_files'] ?? [];
355+ $existingComposerAutoloadFiles = isset( $GLOBALS['__composer_autoload_files']) ? $GLOBALS['__composer_autoload_files'] : [];
356356
357357 $loader = require_once __DIR__.'/autoload.php';
358358 // Ensure InstalledVersions is available
@@ -399,7 +399,7 @@ classes: [
399399
400400 $loader = (static function () {
401401 // Backup the autoloaded Composer files
402- $existingComposerAutoloadFiles = $GLOBALS['__composer_autoload_files'] ?? [];
402+ $existingComposerAutoloadFiles = isset( $GLOBALS['__composer_autoload_files']) ? $GLOBALS['__composer_autoload_files'] : [];
403403
404404 $loader = require_once __DIR__.'/autoload.php';
405405 // Ensure InstalledVersions is available
@@ -454,7 +454,7 @@ function humbug_phpscoper_expose_class($exposed, $prefixed) {
454454 namespace {
455455 $loader = (static function () {
456456 // Backup the autoloaded Composer files
457- $existingComposerAutoloadFiles = $GLOBALS['__composer_autoload_files'] ?? [];
457+ $existingComposerAutoloadFiles = isset( $GLOBALS['__composer_autoload_files']) ? $GLOBALS['__composer_autoload_files'] : [];
458458
459459 $loader = require_once __DIR__.'/autoload.php';
460460 // Ensure InstalledVersions is available
@@ -522,7 +522,7 @@ function humbug_phpscoper_expose_class($exposed, $prefixed) {
522522
523523 $loader = (static function () {
524524 // Backup the autoloaded Composer files
525- $existingComposerAutoloadFiles = $GLOBALS['__composer_autoload_files'] ?? [];
525+ $existingComposerAutoloadFiles = isset( $GLOBALS['__composer_autoload_files']) ? $GLOBALS['__composer_autoload_files'] : [];
526526
527527 $loader = require_once __DIR__.'/autoload.php';
528528 // Ensure InstalledVersions is available
@@ -564,7 +564,7 @@ function humbug_phpscoper_expose_class($exposed, $prefixed) {
564564 namespace {
565565 $loader = (static function () {
566566 // Backup the autoloaded Composer files
567- $existingComposerAutoloadFiles = $GLOBALS['__composer_autoload_files'] ?? [];
567+ $existingComposerAutoloadFiles = isset( $GLOBALS['__composer_autoload_files']) ? $GLOBALS['__composer_autoload_files'] : [];
568568
569569 $loader = require_once __DIR__.'/autoload.php';
570570 // Ensure InstalledVersions is available
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