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import android.graphics.Canvas;
import android.graphics.Paint;
import android.support.annotation.NonNull;
import android.text.Editable;
import android.text.Spannable;
import android.text.TextWatcher;
import android.text.style.ReplacementSpan;

public class ExpiryDateTextWatcher implements TextWatcher {
    private int maxLength = 5;

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data class Stock(
    val name: String,
    val ticker: String,
    val price: BigDecimal,
    val priceDailyChange: BigDecimal = BigDecimal.ZERO,
    val logoUrl: String? = null
)

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interface StockListFeatureApi : Api {

    val interactor: StockListInteractor
}

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import io.reactivex.Maybe
import io.reactivex.Single

interface StockListInteractor {

    fun stocks(): Single<List<Stock>>

    fun stock(ticker: String): Maybe<Stock>
}

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import retrofit2.Retrofit

interface NetworkCoreLibApi : Api {

    fun retrofit(): Retrofit
}

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class DefaultStockListInteractor @Inject constructor() : StockListInteractor {

    override fun stocks(): Single<List<Stock>> {
        throw UnsupportedOperationException("Not implemented")
    }

    override fun stock(ticker: String): Maybe<Stock> {
        throw UnsupportedOperationException("Not implemented")
    }
}

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class FakeStockListInteractor @Inject constructor() : StockListInteractor {

    override fun stocks(): Single<List<Stock>> =
        Single.just(
            listOf(
                Stock(
                    name = "Apple Inc.",
                    ticker = "AAPL",
                    price = 131.93.money()
                ),

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// :feature:stock_list:impl/build.gradle.kts

plugins {
    id("kotlin")
}

dependencies {
    api(project(":feature:stock_list:api"))
}

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@Module
interface FakeStockListFeatureModule {

    @Binds
    @Reusable
    fun interactor(impl: FakeStockListInteractor): StockListInteractor
}

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@Component(
    modules = [
        FakeStockListFeatureModule::class // publish reasonable alternative for StockListInteractor
    ]
)
interface FakeStockListFeatureComponent : StockListFeatureApi