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@ 2020-05-09T22:04:35Z

<?php

namespace Yiisoft\EventDispatcher\Provider;

abstract class AbstractProviderConfigurator
{
    protected function attach(callable $listener, string $eventClassName = ''): void
    {
        throw new \RuntimeException("Method 'attach' does not exist.");
    }
}

class Provider extends AbstractProviderConfigurator 
{
    private $providers = [];
    
    protected function attach(callable $listener, string $eventClassName = ''): void
    {
        $this->providers[$eventClassName] = $listener;
    }
    
    public function getProviders(): array
    {
        return $this->providers;
    }
}

class MyProvider extends Provider
{
    public function attach(callable $listener, string $eventClassName = ''): void
    {
        parent::attach($listener, $eventClassName);
    }
}


$provider = new MyProvider();

$provider->attach(function () {
    return true;
}, 'MyEvent');

var_dump($provider->getProviders());

Output for 8.4.1 - 8.4.14, 8.5.0 - 8.5.1: array(1) { ["MyEvent"]=> object(Closure)#2 (3) { ["name"]=> string(22) "{closure:/in/HCcHQ:39}" ["file"]=> string(9) "/in/HCcHQ" ["line"]=> int(39) } }
Output for 8.4.15: /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28: array(1) { ["MyEvent"]=> object(Closure)#2 (0) { } }

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