Initial Dagger Setup

AppComponent.kt

package com.codingwithmitch.openapi.di

import android.app.Application
import com.codingwithmitch.openapi.BaseApplication
import dagger.BindsInstance
import dagger.Component
import dagger.android.AndroidInjectionModule
import dagger.android.AndroidInjector
import javax.inject.Singleton

@Singleton
@Component(
    modules = [
        AndroidInjectionModule::class
    ]
)
interface AppComponent : AndroidInjector<BaseApplication>{

    @Component.Builder
    interface Builder{

        @BindsInstance
        fun application(application: Application): Builder

        fun build(): AppComponent
    }
}

BaseApplication.kt

package com.codingwithmitch.openapi

import com.codingwithmitch.openapi.di.DaggerAppComponent
import dagger.android.AndroidInjector
import dagger.android.support.DaggerApplication

class BaseApplication: DaggerApplication() {

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


}