Initial Commit

1 files changed, 75 insertions, 0 deletions

diff --git a/assets/php/vendor/react/stream/src/Util.php b/assets/php/vendor/react/stream/src/Util.php
new file mode 100644
index 0000000..14ddcfc
--- /dev/null
+++ b/assets/php/vendor/react/stream/src/Util.php
@@ -0,0 +1,75 @@
+<?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());
+            });
+        }
+    }
+}