bump hsl-experimental to 4.37

Author: azjezz

composer.json

@@ -16,7 +16,7 @@
     "require": {
         "hhvm": "^4.25",
         "hhvm/hsl": "^4.25",
-        "hhvm/hsl-experimental": "^4.31"
+        "hhvm/hsl-experimental": "^4.37"
     },
     "require-dev": {
         "facebook/fbexpect": "^2.7",
@@ -34,4 +34,4 @@
         "test": "hacktest tests/",
         "type-check": "hh_client src/"
     }
-}
+}

src/Nuxed/Filesystem/File.hack

@@ -4,7 +4,7 @@ use namespace HH\Lib\Str;
 use namespace HH\Lib\Experimental\File;
 
 final class File extends Node {
-  public function getReadHandle(): File\NonDisposableReadHandle {
+  public function getReadHandle(): File\CloseableReadHandle {
     $this->isAvailable();
     $this->isReadable();
 
@@ -24,7 +24,7 @@ final class File extends Node {
 
   public function getWriteHandle(
     File\WriteMode $mode = File\WriteMode::OPEN_OR_CREATE,
-  ): File\NonDisposableWriteHandle {
+  ): File\CloseableWriteHandle {
     if ($mode === File\WriteMode::MUST_CREATE && $this->exists()) {
       throw new Exception\ExistingNodeException(Str\format(
         'Cannot re-create file (%s) for writing.',
@@ -69,7 +69,7 @@ final class File extends Node {
 
   public function getReadWriteHandle(
     File\WriteMode $mode = File\WriteMode::OPEN_OR_CREATE,
-  ): File\NonDisposableReadWriteHandle {
+  ): File\CloseableReadWriteHandle {
     if ($mode === File\WriteMode::MUST_CREATE && $this->exists()) {
       throw new Exception\ExistingNodeException(Str\format(
         'Cannot re-create file (%s) for writing.',