Returns all tags not queried by findTaggedServiceIds.
| public findUnusedTags ( ) : string[] | ||
| return | string[] | An array of tags |
public function process(ContainerBuilder $container)
{
$compiler = $container->getCompiler();
$formatter = $compiler->getLoggingFormatter();
$tags = array_unique(array_merge($container->findTags(), $this->whitelist));
foreach ($container->findUnusedTags() as $tag) {
// skip whitelisted tags
if (in_array($tag, $this->whitelist)) {
continue;
}
// check for typos
$candidates = array();
foreach ($tags as $definedTag) {
if ($definedTag === $tag) {
continue;
}
if (false !== strpos($definedTag, $tag) || levenshtein($tag, $definedTag) <= strlen($tag) / 3) {
$candidates[] = $definedTag;
}
}
$services = array_keys($container->findTaggedServiceIds($tag));
$message = sprintf('Tag "%s" was defined on service(s) "%s", but was never used.', $tag, implode('", "', $services));
if (!empty($candidates)) {
$message .= sprintf(' Did you mean "%s"?', implode('", "', $candidates));
}
$compiler->addLogMessage($formatter->format($this, $message));
}
}
public function testFindUnusedTags()
{
$builder = new ContainerBuilder();
$builder->register('foo', 'Bar\\FooClass')->addTag('kernel.event_listener', array('foo' => 'foo'))->addTag('kenrel.event_listener', array('bar' => 'bar'));
$builder->findTaggedServiceIds('kernel.event_listener');
$this->assertEquals(array('kenrel.event_listener'), $builder->findUnusedTags(), '->findUnusedTags() returns an array with unused tags');
}
