MyApplication.kt

class MyApplication : DaggerApplication() {

    override fun onCreate() {
        super.onCreate()

        initializeTimber()
    }

    private fun initializeTimber() {
        if (BuildConfig.DEBUG) {
            Timber.plant(Timber.DebugTree())
        }
    }

    override fun applicationInjector(): AndroidInjector<out DaggerApplication> {
        val appComponent = DaggerAppComponent.builder().application(this).build()
        appComponent.inject(this)
        return appComponent
    }
}