ApplicationComponent-with-module

ApplicationInjection.kt

@Singleton
@Component(modules = [ApplicationModule::class, YourModule::class, ThatOtherModule::class])
interface ApplicationComponent

@Module
class ApplicationModule(private val applicationContext: Context) {

    @Provides fun provideApplicationContext(): Context = applicationContext
}

class YourApplication : Application() {

    val component: ApplicationComponent by lazy {
        DaggerApplicationComponent.builder()
            .applicationModule(ApplicationModule(applicationContext))
            .build()
    }
}