CachingUncoveredFileAnalyser: ensure next release gets fresh cache

Author: Slamdunk

src/StaticAnalysis/CachingUncoveredFileAnalyser.php

@@ -28,13 +28,15 @@ public function __construct(string $directory, UncoveredFileAnalyser $uncoveredF
 
     public function executableLinesIn(string $filename): array
     {
-        if ($this->has($filename, __METHOD__)) {
-            return $this->read($filename, __METHOD__);
+        $cacheKey = 'v2' . __METHOD__;
+
+        if ($this->has($filename, $cacheKey)) {
+            return $this->read($filename, $cacheKey);
         }
 
         $data = $this->uncoveredFileAnalyser->executableLinesIn($filename);
 
-        $this->write($filename, __METHOD__, $data);
+        $this->write($filename, $cacheKey, $data);
 
         return $data;
     }