Online PHP editor | rfc for eJhvp

@ 2014-10-07T06:25:19Z

<?php function e($n,$p,$c=0){static $a;@krsort($a[$n]);if($c)$a[$n][$p][]=$c;else foreach($a[$n] as$q)foreach($q as$r)$r($p);}


function it($m,$p){echo ($p?'✔︎':'✘')." It $m\n"; if(!$p){$GLOBALS['f']=1;}}function done(){if(@$GLOBALS['f'])die(1);}
ob_start();
e(
    'event',
    0,
    function ($data) {
        echo "event, $data, priority 0;";
    }
);
e(
    'event',
    10,
    function ($data) {
        echo "event, $data, priority 10;";
    }
);
e(
    'other_event',
    -5,
    function ($data) {
        echo "other_event, $data, priority -5;";
    }
);
e(
    'other_event',
    5,
    function ($data) {
        echo "other_event, $data priority 5;";
    }
);
e('event', 'dataX');
e('other_event', 'dataY');
$output = ob_get_contents();
ob_end_clean();

it(
    'calls event listeners in the right order',
    $output === 'event, dataX, priority 10;event, dataX, priority 0;other_event, dataY priority 5;other_event, dataY, priority -5;'
);


class Foo {
    private $eventDispatcher;
    function __construct($eventDispatcher)
    {
var_dump($eventDispatcher);
        $this->eventDispatcher = $eventDispatcher;
    }
    function doStuff()
    {
        // ...
        call_user_func($this->eventDispatcher, "my_event", "my data");
    }
}

ob_start();
$foo = new Foo(@e);
e("my_event", 5, function($data) { echo "My event was called with '$data'";});
$foo->doStuff();
$output = ob_get_contents();ob_end_clean();

it(
    'is perfectly possible to inject the event dispatcher as a dependency into classes.',
    $output === "My event was called with 'my data'"
);

Output for git.master, git.master_jit, rfc.property-hooks: Fatal error: Uncaught TypeError: krsort(): Argument #1 ($array) must be of type array, null given in /in/eJhvp:1 Stack trace: #0 /in/eJhvp(1): krsort(NULL) #1 /in/eJhvp(6): e('event', 0, Object(Closure)) #2 {main} thrown in /in/eJhvp on line 1
Process exited with code 255.

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2020-03-21 RFC: Is_Literal - declined
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2016-08-14 Arrow functions - withdrawn
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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
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