Intl.DateTimeFormat#formatRange is undefined
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説明
Description
Intl.DateTimeFormat#formatRange seems to be undefined, which causes issues with libraries such as Luxon that does datetime stuff. See reproduction for an example.
Luxon issue: https://github.com/moment/luxon/issues/1696#issuecomment-2766794063
Basically the same as #47640. That issue was closed with the comment that the issue was fixed in 0.76.2 but the issue is still present in 0.77.1.
Steps to reproduce
- Install luxon:
npm install luxon - Attempt to format something that depends on locale:
Interval.fromISO('2022-11-07T09:00Z/2022-11-08T09:00Z').toLocaleString();.formatRangeis used internally bytoLocaleString. - App crashes
React Native Version
0.76.7 and 0.77.2
Affected Platforms
Runtime - iOS, Runtime - Android
Output of npx @react-native-community/cli info
System:
OS: macOS 14.6.1
CPU: (10) arm64 Apple M1 Pro
Memory: 165.31 MB / 16.00 GB
Shell:
version: "5.9"
path: /bin/zsh
Binaries:
Node:
version: 20.18.0
path: ~/.nvm/versions/node/v20.18.0/bin/node
Yarn: Not Found
npm:
version: 10.8.2
path: ~/.nvm/versions/node/v20.18.0/bin/npm
Watchman:
version: 2024.10.28.00
path: /opt/homebrew/bin/watchman
Managers:
CocoaPods:
version: 1.16.2
path: /opt/homebrew/bin/pod
SDKs:
iOS SDK:
Platforms:
- DriverKit 24.2
- iOS 18.2
- macOS 15.2
- tvOS 18.2
- visionOS 2.2
- watchOS 11.2
Android SDK: Not Found
IDEs:
Android Studio: 2022.2 AI-222.4459.24.2221.10121639
Xcode:
version: 16.2/16C5032a
path: /usr/bin/xcodebuild
Languages:
Java:
version: 11.0.25
path: /usr/bin/javac
Ruby:
version: 2.6.10
path: /usr/bin/ruby
npmPackages:
"@react-native-community/cli": Not Found
react:
installed: 18.3.1
wanted: 18.3.1
react-native:
installed: 0.77.2
wanted: ~0.77.1
react-native-macos: Not Found
npmGlobalPackages:
"*react-native*": Not Found
Android:
hermesEnabled: Not found
newArchEnabled: Not found
iOS:
hermesEnabled: Not found
newArchEnabled: Not found
Stacktrace or Logs
Warning: TypeError: df.dtf.formatRange is not a function (it is undefined)
This error is located at:
in CleaningCard (created by ListHeader)
in RCTView (created by View)
in View (created by ListHeader)
in ListHeader (created by VirtualizedList)
in RCTView (created by View)
in View (created by VirtualizedList)
in VirtualizedListCellContextProvider (created by VirtualizedList)
in RCTScrollContentView (created by ScrollView)
in RCTScrollView (created by ScrollView)
in ScrollView (created by ScrollView)
in Wrapper (created by VirtualizedList)
in VirtualizedListContextProvider (created by VirtualizedList)
in VirtualizedList (created by FlatList)
in FlatList (created by HomeScreen)
in HomeScreen
in Unknown (created by Route(index))
in Suspense (created by Route(index))
in Route (created by Route(index))
in Route(index) (created by SceneView)
in StaticContainer
in EnsureSingleNavigator (created by SceneView)
in SceneView (created by BottomTabNavigator)
in RCTView (created by View)
in View (created by Screen)
in RCTView (created by View)
in View (created by Animated(View))
in Animated(View) (created by Background)
in Background (created by Screen)
in Screen (created by BottomTabView)
in RNSScreen (created by Animated(Anonymous))
in Animated(Anonymous)
in Suspender (created by Freeze)
in Suspense (created by Freeze)
in Freeze (created by DelayedFreeze)
in DelayedFreeze
in InnerScreen (created by Screen)
in Screen (created by MaybeScreen)
in MaybeScreen (created by BottomTabView)
in RNSScreenNavigationContainer (created by ScreenContainer)
in ScreenContainer (created by MaybeScreenContainer)
in MaybeScreenContainer (created by BottomTabView)
in RCTView (created by View)
in View (created by SafeAreaProviderCompat)
in SafeAreaProviderCompat (created by BottomTabView)
in BottomTabView (created by BottomTabNavigator)
in PreventRemoveProvider (created by NavigationContent)
in NavigationContent
in Unknown (created by BottomTabNavigator)
in BottomTabNavigator
in Unknown (created by TabLayout)
in OccasionProvider (created by TabLayout)
in TabLayout
in Unknown (created by Route((tabs)))
in Suspense (created by Route((tabs)))
in Route (created by Route((tabs)))
in Route((tabs)) (created by SceneView)
in StaticContainer
in EnsureSingleNavigator (created by SceneView)
in SceneView (created by NativeStackNavigator)
in RNSScreenContentWrapper (created by ScreenContentWrapper)
in ScreenContentWrapper (created by DebugContainer)
in DebugContainer
in RNSScreen (created by Animated(Anonymous))
in Animated(Anonymous)
in Suspender (created by Freeze)
in Suspense (created by Freeze)
in Freeze (created by DelayedFreeze)
in DelayedFreeze
in InnerScreen (created by Screen)
in Screen
in ScreenStackItem (created by SceneView)
in SceneView (created by NativeStackView)
in RNSScreenStack (created by ScreenStack)
in Unknown (created by ScreenStack)
in ScreenStack (created by NativeStackView)
in RCTView (created by View)
in View (created by SafeAreaProviderCompat)
in SafeAreaProviderCompat (created by NativeStackView)
in NativeStackView (created by NativeStackNavigator)
in PreventRemoveProvider (created by NavigationContent)
in NavigationContent
in Unknown (created by NativeStackNavigator)
in NativeStackNavigator
in Unknown (created by RootLayout)
in ThemeProvider (created by PaperProvider)
in RCTView (created by View)
in View (created by Portal.Host)
in Portal.Host (created by PaperProvider)
in RCTView (created by View)
in View (created by SafeAreaInsetsContext)
in SafeAreaProviderCompat (created by PaperProvider)
in PaperProvider (created by RootLayout)
in QueryClientProvider (created by RootLayout)
in RootLayout
in Unknown (created by Route())
in Suspense (created by Route())
in Route (created by Route())
in Route() (created by ContextNavigator)
in RNCSafeAreaProvider (created by SafeAreaProvider)
in SafeAreaProvider (created by wrapper)
in wrapper (created by ContextNavigator)
in ThemeProvider
in EnsureSingleNavigator
in BaseNavigationContainer
in NavigationContainerInner (created by ContextNavigator)
in ContextNavigator (created by ExpoRoot)
in ExpoRoot (created by App)
in App (created by ErrorOverlay)
in ErrorToastContainer (created by ErrorOverlay)
in ErrorOverlay (created by withDevTools(ErrorOverlay))
in withDevTools(ErrorOverlay)
in RCTView (created by View)
in View (created by AppContainer)
in RCTView (created by View)
in View (created by AppContainer)
in AppContainer
in main(RootComponent)
Reproducer
https://snack.expo.dev/@traed/ts-luxon-bug?platform=ios
Screenshots and Videos
No response
コントリビューションガイド
はじめの一歩
- issue を最後まで読み、次にプロジェクトのコントリビューションガイドを読みます。
- 着手することを issue にコメントします — 二人が同じ作業をするのを防げます。
- リポジトリをフォークし、ブランチを切って変更します。
- issue 番号を参照したプルリクエストを送ります。
調査の方向性
まず、リンクされている Expo Snack の再現コードを iOS と Android で実行し、その後、React Native 0.76.2、0.76.7、0.77.1、0.77.2 で報告された挙動を比較します。両方のプラットフォームで Intl.DateTimeFormat#formatRange が利用可能になり、Luxon のロケール依存の Interval.toLocaleString 呼び出しがクラッシュしなくなった時点で、この issue は完了です。
索引モデルが issue の本文から書いたものです。
評価
- 技術スタック
- javascript, react-native
- 領域
- internationalization, mobile
- issue の種類
- バグ
- 難易度
- 4/5
- 見積もり時間
- 3〜5日
- 活発さ
- 停滞
- 明瞭さ
- 説明が足りない
- 初心者へのやさしさ
- 35/100