Patch for moment sandbox for https://www.drupal.org/node/1308152#comment-11087705

moment-support-for-core-1308152.patch

diff --git a/moment.info.yml b/moment.info.yml
index 3f3d5be..89d4431 100644
--- a/moment.info.yml
+++ b/moment.info.yml
@@ -2,6 +2,4 @@ name: Moment.js
 description: 'Integrate Moment.js library into Drupal.'
 package: Libraries
 core: 8.x
-dependencies:
-  - system_stream_wrapper
 type: module
diff --git a/moment.install b/moment.install
index 4fa0309..64a46bf 100644
--- a/moment.install
+++ b/moment.install
@@ -21,7 +21,10 @@ function moment_requirements($phase) {
       $library = $d->getLibraryByName('moment', $name);
       $severity = REQUIREMENT_OK;
       foreach ($library['js'] as $js) {
-        if (!file_exists($js['data'])) {
+        try {
+          file_exists($js['data']);
+        }
+        catch (\InvalidArgumentException $e) {
           $severity = REQUIREMENT_ERROR;
           break;
         }