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: / proc / self / root / proc / self / root / home / earnlouq / public_html / vendor / react / event-loop / src /
Filename : Factory.php
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<?php

namespace React\EventLoop;

/**
 * [Deprecated] The `Factory` class exists as a convenient way to pick the best available event loop implementation.
 *
 * @deprecated 1.2.0 See Loop instead.
 * @see Loop
 */
final class Factory
{
    /**
     * [Deprecated] Creates a new event loop instance
     *
     * ```php
     * // deprecated
     * $loop = React\EventLoop\Factory::create();
     *
     * // new
     * $loop = React\EventLoop\Loop::get();
     * ```
     *
     * This method always returns an instance implementing `LoopInterface`,
     * the actual event loop implementation is an implementation detail.
     *
     * This method should usually only be called once at the beginning of the program.
     *
     * @deprecated 1.2.0 See Loop::get() instead.
     * @see Loop::get()
     *
     * @return LoopInterface
     */
    public static function create()
    {
        $loop = self::construct();

        Loop::set($loop);

        return $loop;
    }

    /**
     * @internal
     * @return LoopInterface
     */
    private static function construct()
    {
        // @codeCoverageIgnoreStart
        if (\function_exists('uv_loop_new')) {
            // only use ext-uv on PHP 7
            return new ExtUvLoop();
        }

        if (\class_exists('libev\EventLoop', false)) {
            return new ExtLibevLoop();
        }

        if (\class_exists('EvLoop', false)) {
            return new ExtEvLoop();
        }

        if (\class_exists('EventBase', false)) {
            return new ExtEventLoop();
        }

        if (\function_exists('event_base_new') && \PHP_MAJOR_VERSION === 5) {
            // only use ext-libevent on PHP 5 for now
            return new ExtLibeventLoop();
        }

        return new StreamSelectLoop();
        // @codeCoverageIgnoreEnd
    }
}