Fix list expanding

Author: kylekatarnls

src/MultiTester/SourceFinder.php

@@ -42,7 +42,7 @@ private function getSourceFromLibrariesIo($package): ?array
  {
  $file = new File('https://libraries.io/api/Packagist/' . urlencode($package), 'json');
 
- return $file->isValid() ? $this->groupByVersion($file->toArray()) : null;
+ return $file->isValid() ? $this->groupByVersion($package, $file->toArray()) : null;
  }
 
  private function getSourceFromPackagist($package, $namespace = 'p2'): ?array
@@ -56,10 +56,10 @@ private function getSourceFromPackagist($package, $namespace = 'p2'): ?array
 
  private function getSourceFromPackagist2($package): ?array
  {
- return $this->groupByVersion($this->getSourceFromPackagist($package));
+ return $this->groupByVersion($package, $this->getSourceFromPackagist($package));
  }
 
- private function groupByVersion($list): ?array
+ private function groupByVersion($package, $list): ?array
  {
  if (!is_array($list)) {
  return $list;
@@ -72,10 +72,9 @@ private function groupByVersion($list): ?array
  $list = $list['versions'];
  unset($item['versions']);
  array_unshift($list, $item);
- $list = MetadataMinifier::expand($list);
  }
 
- foreach ($list as $item) {
+ foreach ($this->expandList($list) as $item) {
  $version = $item['version'] ?? $item['number'] ?? null;
 
  if ($version !== null) {
@@ -86,6 +85,21 @@ private function groupByVersion($list): ?array
  return $listByVersion;
  }
 
+ private function expandList($list)
+ {
+ if (!is_array($list)) {
+ return $list;
+ }
+
+ foreach ($list as $key => $value) {
+ if (!is_int($key) || !is_array($value)) {
+ return $list;
+ }
+ }
+
+ return MetadataMinifier::expand($list);
+ }
+
  private function getSourceFromPlatform($package, $platform): ?array
  {
  switch ($platform) {