Plugin for IntelliJ-based IDEs (Android Studio).
IntelliJ IDEA, Android Studio

Or you could install it inside your IDE:
For Windows & Linux - File > Settings > Plugins > Marketplace > Search for "Flutter_arb_action" > Install Plugin > Restart IntelliJ IDEA
For Mac - IntelliJ IDEA > Preferences > Plugins > Marketplace > Search for "Flutter_arb_action" > Install Plugin > Restart IntelliJ IDEA
import 'package:example/locale/app_localizations.dart';
import 'package:flutter/material.dart';
extension ContextExtension on BuildContext {
AppLocalizations get text => AppLocalizations.of(this)!;
}
arb-dir: lib/locale
template-arb-file: intl_en.arb
output-localization-file: app_localizations.dart
synthetic-package: false
extension-import-path: package:example/core/extensions/context_extensions.dart
extension-name: text