2 files changed, 22 insertions, 47 deletions

diff --git a/vendor/sabre/event/lib/Loop/Loop.php b/vendor/sabre/event/lib/Loop/Loop.php
index 86ee7c8b0..301fe8920 100644
--- a/vendor/sabre/event/lib/Loop/Loop.php
+++ b/vendor/sabre/event/lib/Loop/Loop.php
@@ -1,4 +1,4 @@
-<?php
+<?php declare (strict_types=1);
 
 namespace Sabre\Event\Loop;
 
@@ -11,7 +11,7 @@ namespace Sabre\Event\Loop;
  *   * setInterval for repeating functions
  *   * stream events using stream_select
  *
- * @copyright Copyright (C) 2007-2015 fruux GmbH. (https://fruux.com/)
+ * @copyright Copyright (C) fruux GmbH (https://fruux.com/)
  * @author Evert Pot (http://evertpot.com/)
  * @license http://sabre.io/license/ Modified BSD License
  */
@@ -20,11 +20,9 @@ class Loop {
     /**
      * Executes a function after x seconds.
      *
-     * @param callable $cb
-     * @param float $timeout timeout in seconds
      * @return void
      */
-    function setTimeout(callable $cb, $timeout) {
+    function setTimeout(callable $cb, float $timeout) {
 
         $triggerTime = microtime(true) + ($timeout);
 
@@ -63,12 +61,8 @@ class Loop {
      *
      * The value this function returns can be used to stop the interval with
      * clearInterval.
-     *
-     * @param callable $cb
-     * @param float $timeout
-     * @return array
      */
-    function setInterval(callable $cb, $timeout) {
+    function setInterval(callable $cb, float $timeout) : array {
 
         $keepGoing = true;
         $f = null;
@@ -92,12 +86,11 @@ class Loop {
     }
 
     /**
-     * Stops a running internval.
+     * Stops a running interval.
      *
-     * @param array $intervalId
      * @return void
      */
-    function clearInterval($intervalId) {
+    function clearInterval(array $intervalId) {
 
         $intervalId[1] = false;
 
@@ -106,7 +99,6 @@ class Loop {
     /**
      * Runs a function immediately at the next iteration of the loop.
      *
-     * @param callable $cb
      * @return void
      */
     function nextTick(callable $cb) {
@@ -126,7 +118,6 @@ class Loop {
      * prevent the eventloop from never stopping.
      *
      * @param resource $stream
-     * @param callable $cb
      * @return void
      */
     function addReadStream($stream, callable $cb) {
@@ -146,7 +137,6 @@ class Loop {
      * prevent the eventloop from never stopping.
      *
      * @param resource $stream
-     * @param callable $cb
      * @return void
      */
     function addWriteStream($stream, callable $cb) {
@@ -219,11 +209,8 @@ class Loop {
      *
      * This function will return true if there are _any_ events left in the
      * loop after the tick.
-     *
-     * @param bool $block
-     * @return bool
      */
-    function tick($block = false) {
+    function tick(bool $block = false) : bool {
 
         $this->runNextTicks();
         $nextTimeout = $this->runTimers();
@@ -284,7 +271,7 @@ class Loop {
      *
      * If there's no more pending timers, this function returns null.
      *
-     * @return float
+     * @return float|null
      */
     protected function runTimers() {
 
@@ -295,7 +282,7 @@ class Loop {
         // Add the last timer back to the array.
         if ($timer) {
             $this->timers[] = $timer;
-            return $timer[0] - microtime(true);
+            return max(0, $timer[0] - microtime(true));
         }
 
     }
@@ -303,7 +290,10 @@ class Loop {
     /**
      * Runs all pending stream events.
      *
-     * @param float $timeout
+     * If $timeout is 0, it will return immediately. If $timeout is null, it
+     * will wait indefinitely.
+     *
+     * @param float|null timeout
      */
     protected function runStreams($timeout) {
 
@@ -312,7 +302,7 @@ class Loop {
             $read = $this->readStreams;
             $write = $this->writeStreams;
             $except = null;
-            if (stream_select($read, $write, $except, null, $timeout)) {
+            if (stream_select($read, $write, $except, ($timeout === null) ? null : 0, $timeout ? (int)($timeout * 1000000) : 0)) {
 
                 // See PHP Bug https://bugs.php.net/bug.php?id=62452
                 // Fixed in PHP7
@@ -328,7 +318,7 @@ class Loop {
             }
 
         } elseif ($this->running && ($this->nextTick || $this->timers)) {
-            usleep($timeout !== null ? $timeout * 1000000 : 200000);
+            usleep($timeout !== null ? intval($timeout * 1000000) : 200000);
         }
 
     }
diff --git a/vendor/sabre/event/lib/Loop/functions.php b/vendor/sabre/event/lib/Loop/functions.php
index 56c5bc8c7..b5884b2b6 100644
--- a/vendor/sabre/event/lib/Loop/functions.php
+++ b/vendor/sabre/event/lib/Loop/functions.php
@@ -1,15 +1,13 @@
-<?php
+<?php declare (strict_types=1);
 
 namespace Sabre\Event\Loop;
 
 /**
  * Executes a function after x seconds.
  *
- * @param callable $cb
- * @param float $timeout timeout in seconds
  * @return void
  */
-function setTimeout(callable $cb, $timeout) {
+function setTimeout(callable $cb, float $timeout) {
 
     instance()->setTimeout($cb, $timeout);
 
@@ -20,24 +18,19 @@ function setTimeout(callable $cb, $timeout) {
  *
  * The value this function returns can be used to stop the interval with
  * clearInterval.
- *
- * @param callable $cb
- * @param float $timeout
- * @return array
  */
-function setInterval(callable $cb, $timeout) {
+function setInterval(callable $cb, float $timeout) : array {
 
     return instance()->setInterval($cb, $timeout);
 
 }
 
 /**
- * Stops a running internval.
+ * Stops a running interval.
  *
- * @param array $intervalId
  * @return void
  */
-function clearInterval($intervalId) {
+function clearInterval(array $intervalId) {
 
     instance()->clearInterval($intervalId);
 
@@ -46,7 +39,6 @@ function clearInterval($intervalId) {
 /**
  * Runs a function immediately at the next iteration of the loop.
  *
- * @param callable $cb
  * @return void
  */
 function nextTick(callable $cb) {
@@ -66,7 +58,6 @@ function nextTick(callable $cb) {
  * prevent the eventloop from never stopping.
  *
  * @param resource $stream
- * @param callable $cb
  * @return void
  */
 function addReadStream($stream, callable $cb) {
@@ -85,7 +76,6 @@ function addReadStream($stream, callable $cb) {
  * prevent the eventloop from never stopping.
  *
  * @param resource $stream
- * @param callable $cb
  * @return void
  */
 function addWriteStream($stream, callable $cb) {
@@ -144,11 +134,8 @@ function run() {
  *
  * This function will return true if there are _any_ events left in the
  * loop after the tick.
- *
- * @param bool $block
- * @return bool
  */
-function tick($block = false) {
+function tick(bool $block = false) : bool {
 
     return instance()->tick($block);
 
@@ -167,10 +154,8 @@ function stop() {
 
 /**
  * Retrieves or sets the global Loop object.
- *
- * @param Loop $newLoop
  */
-function instance(Loop $newLoop = null) {
+function instance(Loop $newLoop = null) : Loop {
 
     static $loop;
     if ($newLoop) {