Remove public $stream property from all resource streams

Author: clue

README.md

@@ -753,12 +753,6 @@ Once the constructor is called with a valid stream resource, this class will
 take care of the underlying stream resource.
 You SHOULD only use its public API and SHOULD NOT interfere with the underlying
 stream resource manually.
-Should you need to access the underlying stream resource, you can use the public
-`$stream` property like this:
-
-```php
-var_dump(stream_get_meta_data($stream->stream));
-```
 
 The `$bufferSize` property controls the maximum buffer size in bytes to read
 at once from the stream.
@@ -819,12 +813,6 @@ Once the constructor is called with a valid stream resource, this class will
 take care of the underlying stream resource.
 You SHOULD only use its public API and SHOULD NOT interfere with the underlying
 stream resource manually.
-Should you need to access the underlying stream resource, you can use the public
-`$stream` property like this:
-
-```php
-var_dump(stream_get_meta_data($stream->stream));
-```
 
 Any `write()` calls to this class will not be performaned instantly, but will
 be performaned asynchronously, once the EventLoop reports the stream resource is
@@ -885,12 +873,6 @@ Once the constructor is called with a valid stream resource, this class will
 take care of the underlying stream resource.
 You SHOULD only use its public API and SHOULD NOT interfere with the underlying
 stream resource manually.
-Should you need to access the underlying stream resource, you can use the public
-`$stream` property like this:
-
-```php
-var_dump(stream_get_meta_data($stream->stream));
-```
 
 The `$bufferSize` property controls the maximum buffer size in bytes to read
 at once from the stream.

examples/benchmark-throughput.php

@@ -21,7 +21,8 @@
 $info->write('piping from ' . $if . ' to ' . $of . ' (for max ' . $t . ' second(s)) ...'. PHP_EOL);
 
 // setup input and output streams and pipe inbetween
-$in = new React\Stream\ReadableResourceStream(fopen($if, 'r'), $loop);
+$fh = fopen($if, 'r');
+$in = new React\Stream\ReadableResourceStream($fh, $loop);
 $out = new React\Stream\WritableResourceStream(fopen($of, 'w'), $loop);
 $in->pipe($out);
 
@@ -32,11 +33,11 @@
 });
 
 // print stream position once stream closes
-$in->on('close', function () use ($in, $start, $timeout, $info) {
+$in->on('close', function () use ($fh, $start, $timeout, $info) {
     $t = microtime(true) - $start;
     $timeout->cancel();
 
-    $bytes = ftell($in->stream);
+    $bytes = ftell($fh);
 
     $info->write('read ' . $bytes . ' byte(s) in ' . round($t, 3) . ' second(s) => ' . round($bytes / 1024 / 1024 / $t, 1) . ' MiB/s' . PHP_EOL);
     $info->write('peak memory usage of ' . round(memory_get_peak_usage(true) / 1024 / 1024, 1) . ' MiB' . PHP_EOL);

src/DuplexResourceStream.php

@@ -26,7 +26,7 @@ class DuplexResourceStream extends EventEmitter implements DuplexStreamInterface
      */
     public $bufferSize = 65536;
 
-    public $stream;
+    private $stream;
     protected $readable = true;
     protected $writable = true;
     protected $closing = false;

src/ReadableResourceStream.php

@@ -31,7 +31,7 @@ class ReadableResourceStream extends EventEmitter implements ReadableStreamInter
     /**
      * @var resource
      */
-    public $stream;
+    private $stream;
 
     private $closed = false;
     private $loop;

src/WritableResourceStream.php

@@ -7,7 +7,7 @@
 
 class WritableResourceStream extends EventEmitter implements WritableStreamInterface
 {
-    public $stream;
+    private $stream;
     public $softLimit = 65536;
 
     private $listening = false;
@@ -118,9 +118,7 @@ public function handleWrite()
         // Should this turn out to be a permanent error later, it will eventually
         // send *nothing* and we can detect this.
         if ($sent === 0 || $sent === false) {
-            if ($error === null) {
-                $error = new \RuntimeException('Send failed');
-            } else {
+            if ($error !== null) {
                 $error = new \ErrorException(
                     $error['message'],
                     0,
@@ -130,7 +128,7 @@ public function handleWrite()
                 );
             }
 
-            $this->emit('error', array(new \RuntimeException('Unable to write to stream: ' . $error->getMessage(), 0, $error)));
+            $this->emit('error', array(new \RuntimeException('Unable to write to stream: ' . ($error !== null ? $error->getMessage() : 'Unknown error'), 0, $error)));
             $this->close();
 
             return;

tests/WritableStreamResourceTest.php

@@ -138,32 +138,6 @@ public function testWriteReturnsFalseWhenWritableResourceStreamIsExactlyFull()
         $this->assertFalse($buffer->write("foo"));
     }
 
-    /**
-     * @covers React\Stream\WritableResourceStream::write
-     * @covers React\Stream\WritableResourceStream::handleWrite
-     */
-    public function testWriteEmitsErrorWhenResourceIsNotWritable()
-    {
-        if (defined('HHVM_VERSION')) {
-            // via https://github.com/reactphp/stream/pull/52/files#r75493076
-            $this->markTestSkipped('HHVM allows writing to read-only memory streams');
-        }
-
-        $stream = fopen('php://temp', 'r+');
-        $loop = $this->createLoopMock();
-
-        $buffer = new WritableResourceStream($stream, $loop);
-
-        // nasty hack to replace with reaad-only stream resource
-        $buffer->stream = fopen('php://temp', 'r');
-
-        $buffer->on('error', $this->expectCallableOnce());
-        //$buffer->on('close', $this->expectCallableOnce());
-
-        $buffer->write('hello');
-        $buffer->handleWrite();
-    }
-
     /**
      * @covers React\Stream\WritableResourceStream::write
      * @covers React\Stream\WritableResourceStream::handleWrite