public function filter($content)
{
if (null === $this->callback) {
return $content;
}
return call_user_func($this->callback, $content);
}
public function testNullCallbacks() { $filter = new CallbackFilter(); $value = "foo"; $this->assertEquals($value, $filter->filter($value)); $this->assertEquals($value, $filter->filterFile($value, '/js/js_1.js', new \SplFileInfo(__DIR__ . '/_files/js/js_1.js'), null, null)); }