Fix corrupt caches for svn driver, fixes #10751

2022-04-27 21:30:21 +02:00 · 2022-04-27 21:30:21 +02:00 · cac2d076b1
parent a0cc388952
commit cac2d076b1
1 changed files with 7 additions and 0 deletions
--- a/src/Composer/Repository/Vcs/SvnDriver.php
+++ b/src/Composer/Repository/Vcs/SvnDriver.php
@ -137,6 +137,13 @@ class SvnDriver extends VcsDriver
    {
        if (!isset($this->infoCache[$identifier])) {
            if ($this->shouldCache($identifier) && $res = $this->cache->read($identifier.'.json')) {
+                // old cache files had '' stored instead of null due to af3783b5f40bae32a23e353eaf0a00c9b8ce82e2, so we make sure here that we always return null or array
+                // and fix outdated invalid cache files
+                if ($res === '""') {
+                    $res = 'null';
+                    $this->cache->write($identifier.'.json', json_encode(null));
+                }
+
                return $this->infoCache[$identifier] = JsonFile::parseJson($res);
            }