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![]() Server : Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips PHP/7.4.20 System : Linux st2.domain.com 3.10.0-1127.10.1.el7.x86_64 #1 SMP Wed Jun 3 14:28:03 UTC 2020 x86_64 User : apache ( 48) PHP Version : 7.4.20 Disable Function : NONE Directory : /var/www/html/trader/vendor/react/stream/src/ |
<?php namespace React\Stream; final class Util { /** * Pipes all the data from the given $source into the $dest * * @param ReadableStreamInterface $source * @param WritableStreamInterface $dest * @param array $options * @return WritableStreamInterface $dest stream as-is * @see ReadableStreamInterface::pipe() for more details */ public static function pipe(ReadableStreamInterface $source, WritableStreamInterface $dest, array $options = array()) { // source not readable => NO-OP if (!$source->isReadable()) { return $dest; } // destination not writable => just pause() source if (!$dest->isWritable()) { $source->pause(); return $dest; } $dest->emit('pipe', array($source)); // forward all source data events as $dest->write() $source->on('data', $dataer = function ($data) use ($source, $dest) { $feedMore = $dest->write($data); if (false === $feedMore) { $source->pause(); } }); $dest->on('close', function () use ($source, $dataer) { $source->removeListener('data', $dataer); $source->pause(); }); // forward destination drain as $source->resume() $dest->on('drain', $drainer = function () use ($source) { $source->resume(); }); $source->on('close', function () use ($dest, $drainer) { $dest->removeListener('drain', $drainer); }); // forward end event from source as $dest->end() $end = isset($options['end']) ? $options['end'] : true; if ($end) { $source->on('end', $ender = function () use ($dest) { $dest->end(); }); $dest->on('close', function () use ($source, $ender) { $source->removeListener('end', $ender); }); } return $dest; } public static function forwardEvents($source, $target, array $events) { foreach ($events as $event) { $source->on($event, function () use ($event, $target) { $target->emit($event, \func_get_args()); }); } } }