constant_keys_generator 1.0.4

A genarator for create constant keys file from json file.

example/example.md

Example for using constant_keys_generator

Prepare json files

assets/translations/en.json

assets/translations/vi.json

assets/translations/ja.json

Update pubspec.yaml

Add the following configuration to pubspec.yaml

constant_keys_generator:
  file_configs:
    - input_file: "assets/translations/*.json"
      output_file: "locale_keys"

Run build_runner build

dart run build_runner build

Verify generated file in path lib/generated/constant_keys/locale_keys.g.dart

// ignore_for_file: camel_case_types
class _LocaleKeys_Common {
  final String appName = 'common.appName';
  _LocaleKeys_Common();
}

class _LocaleKeys {
  final _LocaleKeys_Common common = _LocaleKeys_Common();
  _LocaleKeys();
}

// ignore: non_constant_identifier_names
final LocaleKeys = _LocaleKeys();

Using type-safe constants from generated file for easy_localization's keys

main.dart

void main() async {
  WidgetsFlutterBinding.ensureInitialized();
  await EasyLocalization.ensureInitialized();

  runApp(
    EasyLocalization(
      supportedLocales: const [Locale('en'), Locale('ja'), Locale('vi')],
      path: 'assets/translations',
      fallbackLocale: const Locale('en'),
      child: const MyApp()
    ),
  );
}

class MyApp extends StatelessWidget {
  const MyApp({super.key});

  // This widget is the root of your application.
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      theme: ThemeData(
        colorScheme: ColorScheme.fromSeed(seedColor: Colors.deepPurple),
        useMaterial3: true,
      ),
      home: MyHomePage(title: tr(LocaleKeys.common.appName)),
    );
  }
}