register system cache clearer only if it's used

xabbuh · xabbuh · commit d433c423c0f0 · 2017-12-07T17:10:25.000+01:00
diff --git a/DependencyInjection/Compiler/CachePoolPass.php b/DependencyInjection/Compiler/CachePoolPass.php
@@ -112,6 +112,10 @@ public function process(ContainerBuilder $container)
                 $clearer->setArgument(0, $pools);
             }
             $clearer->addTag('cache.pool.clearer');
+
+            if ('cache.system_clearer' === $id) {
+                $clearer->addTag('kernel.cache_clearer');
+            }
         }
     }
 
diff --git a/Resources/config/cache.xml b/Resources/config/cache.xml
@@ -104,9 +104,7 @@
             <argument type="collection" />
         </service>
 
-        <service id="cache.system_clearer" parent="cache.default_clearer" public="true">
-            <tag name="kernel.cache_clearer" />
-        </service>
+        <service id="cache.system_clearer" parent="cache.default_clearer" public="true" />
 
         <service id="cache.global_clearer" parent="cache.default_clearer" public="true" />
         <service id="cache.app_clearer" alias="cache.default_clearer" public="true" />

Original file line number	Diff line number	Diff line change
`@@ -112,6 +112,10 @@ public function process(ContainerBuilder $container)`
`112`	`112`	`$clearer->setArgument(0, $pools);`
`113`	`113`	`}`
`114`	`114`	`$clearer->addTag('cache.pool.clearer');`
	`115`	`+`
	`116`	`+ if ('cache.system_clearer' === $id) {`
	`117`	`+ $clearer->addTag('kernel.cache_clearer');`
	`118`	`+ }`
`115`	`119`	`}`
`116`	`120`	`}`
`117`	`121`