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3 years ago
<?php

// this example shows how Events handle Future events

use parallel\{Events, Events\Event, Runtime};

$events = new Events();

$runtime = new Runtime();

//Read (type: 1)
$future = $runtime->run(
    static function (string $name) {
        return "Future#$name result";
    },
    ['Read']
);
$events->addFuture("Future#Read", $future);

//Cancel  (type: 4)
$future = $runtime->run(
    static function (string $name) {
        throw new \Exception("Exception#$name");
    },
    ['Cancel']
);
$events->addFuture("Future#Cancel", $future);

//Kill  (type: 5)
$future = $runtime->run(
    static function () {
        sleep(100000);
    },
    []
);
$events->addFuture("Future#Kill", $future);
$future->cancel(); //kill it

//Error  (type: 6)
$future = $runtime->run(
    static function () {
        $memoryEater = [];
        $i = 0;
        while (++$i) {
            $memoryEater[] = $i;
        }
    }
);
$events->addFuture("Future#Error", $future);

// reading events

/** @var Event $event */
foreach ($events as $i => $event) {
    echo str_pad('', 50, '=') . " EVENT_$i\n";
    var_dump($event);
    echo "\n";
}
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