ApiError for sealed classes

ApiError.kt

import androidx.annotation.StringRes
import com.ercnksgl.sealedtest.R

sealed class ApiError {

    data class ServerError(
        val errorBody: String? = null
    ) : ApiError()

    data class ConnectionError(
        @StringRes val errorResId: Int = R.string.api_connection_error
    ) : ApiError()

    data class UnexpectedError(
        @StringRes val errorResId: Int = R.string.api_unexpected_error
    ) : ApiError()
}