fix issue #176

src/Cache.php

@@ -21,13 +21,15 @@
 use Symfony\Component\Cache\Adapter\ArrayAdapter;
 use Symfony\Component\Cache\Adapter\TraceableAdapter;
 
+use Symfony\Contracts\Cache\ItemInterface;
 use function class_exists;
 use function get_debug_type;
 use function is_string;
 use function md5_file;
 use function sprintf;
 use function str_contains;
 use function str_replace;
+use function str_split;
 
 /**
  * @author Overtrue
@@ -138,6 +140,6 @@ public function __debugInfo(): ?array
 
  private function getKey(string $filename): string
  {
- return str_replace('/', '_', $filename);
+ return str_replace(str_split(ItemInterface::RESERVED_CHARACTERS), '_', $filename);
  }
 }

tests/Cache/CacheTest.php

@@ -153,6 +153,22 @@ public function testGetCalls(): void
  $this->assertCount(3, self::$cache->getCalls());
  }
 
+ /**
+ * @covers \Overtrue\PHPLint\Cache::saveItem
+ */
+ public function testFilenameHasReservedCharacters(): void
+ {
+ $filename = dirname(__DIR__) . '/EndToEnd/[email protected]';
+ $fingerprint = md5_file($filename);
+
+ $cacheItem = self::$cache->getItem($filename);
+ $cacheItem->set($fingerprint);
+ $saved = self::$cache->saveItem($cacheItem);
+
+ $this->assertTrue($saved);
+ $this->assertEquals($fingerprint, self::$cache->getItem($filename)->get());
+ }
+
  private function generateItems(array $values): Generator
  {
  foreach ($values as $filename => $processor) {

tests/EndToEnd/LintCommandTest.php

@@ -69,7 +69,7 @@ public function testLintDirectoryWithoutConfigurationAndCache(): void
 
  $this->commandTester->assertCommandIsSuccessful();
  $this->assertCount(
- 1,
+ 2,
  $this->command->getResults()->getMisses()
  );
  }

tests/EndToEnd/Reserved@Keywords.php

@@ -0,0 +1,2 @@
+<?php
+// @link https://github.com/overtrue/phplint/issues/176

tests/Finder/FinderTest.php

@@ -89,6 +89,7 @@ public function testSearchPhpFilesWithCondition(): void
  'Configuration/ConsoleConfigTest.php',
  'Configuration/YamlConfigTest.php',
  'EndToEnd/LintCommandTest.php',
+ 'EndToEnd/[email protected]',
  'Finder/FinderTest.php',
  'TestCase.php',
  ],