hunk.code_window: import { Permissions, Notifications } from 'expo';
   const PUSH_ENDPOINT = 'https://your-server.com/users/push-token';
   async function registerForPushNotificationsAsync() {
     // Android remote notification permissions are granted during the app
     // install, so this will only ask on iOS
     let { status } = await Permissions.askAsync(Permissions.REMOTE_NOTIFICATIONS);
     // Stop here if the user did not grant permissions
  
hunk.labels: keep keep keep keep keep replace replace replace keep keep
hunk.after_edit:   const { existingStatus } = await Permissions.getAsync(Permissions.REMOTE_NOTIFICATIONS);
     let finalStatus = existingStatus;
     // only ask if permissions have not already been determined, because
     // iOS won't necessarily prompt the user a second time.
     if (existingStatus !== 'granted') {
       // Android remote notification permissions are granted during the app
       // install, so this will only ask on iOS
       const { status } = await Permissions.askAsync(Permissions.REMOTE_NOTIFICATIONS);
       finalStatus = status;
     }
  
hunk.file_path: docs/versions/v16.0.0/guides/push-notifications.md
hunk.type: replace
file: /*
  Copyright Rene Rivera 2008-2015
  Distributed under the Boost Software License, Version 1.0.
  (See accompanying file LICENSE_1_0.txt or copy at
  http://www.boost.org/LICENSE_1_0.txt)
  */
  
  #ifndef BOOST_PREDEF_COMPILER_GREENHILLS_H
  #define BOOST_PREDEF_COMPILER_GREENHILLS_H
  
  #include <boost/predef/version_number.h>
  #include <boost/predef/make.h>
  
  /*`
  [heading `BOOST_COMP_GHS`]
  
  [@http://en.wikipedia.org/wiki/Green_Hills_Software Green Hills C/C++] compiler.
  Version number available as major, minor, and patch.
  
  [table
      [[__predef_symbol__] [__predef_version__]]
  
      [[`__ghs`] [__predef_detection__]]
      [[`__ghs__`] [__predef_detection__]]
  
      [[`__GHS_VERSION_NUMBER__`] [V.R.P]]
      [[`__ghs`] [V.R.P]]
      ]
   */
  
  #define BOOST_COMP_GHS BOOST_VERSION_NUMBER_NOT_AVAILABLE
  
  #if defined(__ghs) || defined(__ghs__)
  #   if !defined(BOOST_COMP_GHS_DETECTION) && defined(__GHS_VERSION_NUMBER__)
  #       define BOOST_COMP_GHS_DETECTION BOOST_PREDEF_MAKE_10_VRP(__GHS_VERSION_NUMBER__)
  #   endif
  #   if !defined(BOOST_COMP_GHS_DETECTION) && defined(__ghs)
  #       define BOOST_COMP_GHS_DETECTION BOOST_PREDEF_MAKE_10_VRP(__ghs)
  #   endif
  #   if !defined(BOOST_COMP_GHS_DETECTION)
  #       define BOOST_COMP_GHS_DETECTION BOOST_VERSION_NUMBER_AVAILABLE
  #   endif
  #endif
  
  #ifdef BOOST_COMP_GHS_DETECTION
  #   if defined(BOOST_PREDEF_DETAIL_COMP_DETECTED)
  #       define BOOST_COMP_GHS_EMULATED BOOST_COMP_GHS_DETECTION
  #   else
  #       undef BOOST_COMP_GHS
  #       define BOOST_COMP_GHS BOOST_COMP_GHS_DETECTION
  #   endif
  #   define BOOST_COMP_GHS_AVAILABLE
  #   include <boost/predef/detail/comp_detected.h>
  #endif
  
  #define BOOST_COMP_GHS_NAME "Green Hills C/C++"
  
  #endif
  
  #include <boost/predef/detail/test.h>
  BOOST_PREDEF_DECLARE_TEST(BOOST_COMP_GHS,BOOST_COMP_GHS_NAME)
  
  #ifdef BOOST_COMP_GHS_EMULATED
  #include <boost/predef/detail/test.h>
  BOOST_PREDEF_DECLARE_TEST(BOOST_COMP_GHS_EMULATED,BOOST_COMP_GHS_NAME)
  #endif
  