Update type hints to allow nullable strings and cleanup phpstan-baseline

Author: Mcainson

phpstan-baseline.php

@@ -2,14 +2,9 @@
 
 $ignoreErrors = [];
 $ignoreErrors[] = [
-	'message' => '#^Property Doctrine\\\\ORM\\\\Mapping\\\\ClassMetadataInfo\\<object\\>\\:\\:\\$table \\(array\\{name\\: string, schema\\?\\: string, indexes\\?\\: array, uniqueConstraints\\?\\: array, options\\?\\: array\\<string, mixed\\>, quoted\\?\\: bool\\}\\) does not accept array\\{\\}\\.$#',
+	'message' => '#^Property Doctrine\\\\ORM\\\\Mapping\\\\ClassMetadata\\<object\\>\\:\\:\\$table \\(array\\{name\\: string, schema\\?\\: string, indexes\\?\\: array, uniqueConstraints\\?\\: array, options\\?\\: array\\<string, mixed\\>, quoted\\?\\: bool\\}\\) does not accept array\\{\\}\\.$#',
 	'count' => 1,
 	'path' => __DIR__ . '/src/Bridge/Doctrine/MetadataLoadInterceptor.php',
 ];
-$ignoreErrors[] = [
-	'message' => '#^Call to function file_get_contents\\(\\) on a separate line has no effect\\.$#',
-	'count' => 1,
-	'path' => __DIR__ . '/src/Instrument/ClassLoading/CacheWarmer.php',
-];
 
 return ['parameters' => ['ignoreErrors' => $ignoreErrors]];

src/Instrument/ClassLoading/CachePathManager.php

@@ -121,7 +121,7 @@ public function getCachePathForResource(string $resource)
      *
      * @return array|null Information or null if no record in the cache
      */
-    public function queryCacheState(string $resource = null): ?array
+    public function queryCacheState(?string $resource = null): ?array
     {
         if ($resource === null) {
             return $this->cacheState;

src/Instrument/Transformer/StreamMetaData.php

@@ -85,7 +85,7 @@ class StreamMetaData
      * @param string $source Source code or null
      * @throws InvalidArgumentException for invalid stream
      */
-    public function __construct($stream, string $source = null)
+    public function __construct($stream, ?string $source = null)
     {
         if (!is_resource($stream)) {
             throw new InvalidArgumentException('Stream should be valid resource');