protected function streamWriter(WritableStream $stream, Channel $channel, callable $transform = null) : \Generator
{
$len = 0;
try {
while (null !== ($chunk = (yield $channel->receive()))) {
$len += (yield $stream->write($transform ? $transform($chunk) : $chunk));
}
return $len;
} catch (\Throwable $e) {
$channel->close($e);
throw $e;
}
}
/**
* Create the input stream being used to read decoded body data from the remote peer.
*
* @return ReadableStream
*/
protected function createInputStream() : \Generator
{
if ($this->expectContinue) {
(yield $this->expectContinue->write("HTTP/1.1 100 Continue\r\n"));
}
if ($this->chunked) {
$stream = new ChunkDecodedStream($this->stream, $this->cascadeClose);
} elseif ($this->length > 0) {
$stream = new LimitStream($this->stream, $this->length, $this->cascadeClose);
} else {
if ($this->cascadeClose) {
$this->stream->close();
}
return new ReadableMemoryStream();
}
switch ($this->compression) {
case self::COMPRESSION_GZIP:
return new ReadableInflateStream($stream, \ZLIB_ENCODING_GZIP);
case self::COMPRESSION_DEFLATE:
return new ReadableInflateStream($stream, \ZLIB_ENCODING_DEFLATE);
}
return $stream;
}