Module constants

Constants declaration

JS Spec

src/NativeMyAwesomeModule.ts

import type { TurboModule } from 'react-native';
import { TurboModuleRegistry } from 'react-native';

// ...

export interface Spec extends TurboModule {
  getConstants(): { ALONSO: string, HAMILTON: string, LATIFI: string, VERSTAPPEN: string }
}

export default TurboModuleRegistry.getEnforcing<Spec>('MyAwesomeModule');

iOS Spec

ios/NativeMyAwesomeModule.mm

- (facebook::react::ModuleConstants<JS::NativeMyAwesomeModule::Constants::Builder>)constantsToExport
{
    return [self getConstants];
}

- (facebook::react::ModuleConstants<JS::NativeMyAwesomeModule::Constants::Builder>)getConstants {
    facebook::react::ModuleConstants<JS::NativeMyAwesomeModule::Constants::Builder> constants;
    constants = facebook::react::typedConstants<JS::NativeMyAwesomeModule::Constants::Builder>({
        .ALONSO = @"You always have to leave the space!",
        .HAMILTON = @"Dream the impossible!",
        .LATIFI = @"I don't know what happened there... I'm fine"
        .VERSTAPPEN = @"Don't forget to sanitise!"
    });

    return constants;
}

Android Spec

Kotlin

android/src/main/newarch/com/myawesomeapp/NativeMyAwesomeModule.kt

override fun getTypedExportedConstants(): MutableMap<String, Any> {
    return mutableMapOf(
        "ALONSO" to "You always have to leave the space!",
        "HAMILTON" to "Dream the impossible!",
        "LATIFI" to "I don't know what happened there... I'm fine",
        "VERSTAPPEN" to "Don't forget to sanitise!"
    )
}

Java

android/src/main/newarch/com/myawesomeapp/NativeMyAwesomeModule.java

import java.util.HashMap;
import java.util.Map;

// ...

@Override
protected Map<String, Object> getTypedExportedConstants() {
    final Map<String, Object> map = new HashMap<>();
    map.put("ALONSO", "You always have to leave the space!");
    map.put("HAMILTON", "Dream the impossible!");
    map.put("LATIFI", "I don't know what happened there... I'm fine");
    map.put("VERSTAPPEN", "Don't forget to sanitise!");
    return map;
}