Fix unexpected warning in ClassCache::get() in some cases

.github/workflows/bc.yml

@@ -1,15 +1,14 @@
 on:
-  - pull_request
-  - push
+  pull_request:
+  push:
 
 name: backwards compatibility
+
 jobs:
   roave_bc_check:
-    name: Roave BC Check
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@master
-      - name: fetch tags
-        run: git fetch --depth=1 origin +refs/tags/*:refs/tags/*
-      - name: Roave BC Check
-        uses: docker://nyholm/roave-bc-check-ga
+    uses: yiisoft/actions/.github/workflows/bc.yml@master
+    with:
+      os: >-
+        ['ubuntu-latest']
+      php: >-
+        ['8.0']

CHANGELOG.md

@@ -2,7 +2,7 @@
 
 ## 1.0.5 under development
 
-- no changes in this release.
+- Bug #67: Fix unexpected warning in `ClassCache::get()` in some cases (@vjik)
 
 ## 1.0.4 August 16, 2022
 

composer.json

@@ -23,7 +23,7 @@
         "phpunit/phpunit": "^9.5",
         "roave/infection-static-analysis-plugin": "^1.16",
         "spatie/phpunit-watcher": "^1.23",
-        "vimeo/psalm": "^4.18"
+        "vimeo/psalm": "^4.30|^5.4"
     },
     "autoload": {
         "psr-4": {

phpunit.xml.dist

@@ -1,20 +1,31 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" backupGlobals="false" colors="true" verbose="true" bootstrap="vendor/autoload.php" failOnRisky="true" failOnWarning="true" xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/9.3/phpunit.xsd">
-  <coverage>
-    <include>
-      <directory>./</directory>
-    </include>
-    <exclude>
-      <directory>./tests</directory>
-      <directory>./vendor</directory>
-    </exclude>
-  </coverage>
-  <php>
-    <ini name="error_reporting" value="-1"/>
-  </php>
-  <testsuites>
-    <testsuite name="Yii proxy tests">
-      <directory>./tests</directory>
-    </testsuite>
-  </testsuites>
+
+<phpunit
+    bootstrap="vendor/autoload.php"
+    colors="true"
+    verbose="true"
+    failOnRisky="true"
+    failOnWarning="true"
+    convertErrorsToExceptions="true"
+    convertNoticesToExceptions="true"
+    convertWarningsToExceptions="false"
+    stopOnFailure="false"
+    executionOrder="random"
+    resolveDependencies="true"
+>
+    <php>
+        <ini name="error_reporting" value="-1"/>
+    </php>
+
+    <testsuites>
+        <testsuite name="Yii Proxy tests">
+            <directory>./tests</directory>
+        </testsuite>
+    </testsuites>
+
+    <coverage>
+        <include>
+            <directory>./src</directory>
+        </include>
+    </coverage>
 </phpunit>

src/ClassCache.php

@@ -55,13 +55,14 @@ public function set(string $className, string $baseProxyClassName, string $class
      */
     public function get(string $className, string $baseProxyClassName): ?string
     {
-        try {
-            $content = file_get_contents($this->getClassPath($className, $baseProxyClassName));
-        } catch (Exception) {
+        $classPath = $this->getClassPath($className, $baseProxyClassName);
+        if (!file_exists($classPath)) {
             return null;
         }
 
-        return $content;
+        $content = file_get_contents($classPath);
+
+        return $content === false ? null : $content;
     }
 
     /**

src/ClassConfigFactory.php

@@ -109,7 +109,6 @@ private function getMethodConfig(ReflectionClass $class, ReflectionMethod $metho
      */
     private function getMethodModifiers(ReflectionClass $class, ReflectionMethod $method): array
     {
-        /** @psalm-var list<string> $modifiers Can be removed after release https://github.com/vimeo/psalm/pull/8405 */
         $modifiers = Reflection::getModifierNames($method->getModifiers());
         if (!$class->isInterface()) {
             return $modifiers;