0.3.0

outcome/nz.adjmunro.outcome.fetch/ErrorWithCache

ErrorWithCache

data class ErrorWithCache<out Ok : Any, out Error : Any>(val error: Error, val cache: Ok? = null)

A utility class that can be used in tandem with Fetch to provide an error with some cached data.

Constructors

constructor(error: Error, cache: Ok? = null)

Properties

val cache: Ok? = null

val error: Error

val hasCache: Boolean

Functions

inline fun <CacheIn : Any, CacheOut : Any, ErrorIn : Any, ErrorOut : Any> ErrorWithCache<CacheIn, ErrorIn>.map(onCache: (CacheIn?) -> CacheOut, onError: (ErrorIn) -> ErrorOut): ErrorWithCache<CacheOut, ErrorOut>

Transforms the encapsulated error and cache.

inline fun <CacheIn : Any, CacheOut : Any, Error : Any> ErrorWithCache<CacheIn, Error>.mapCache(transform: (CacheIn?) -> CacheOut): ErrorWithCache<CacheOut, Error>

Transforms the encapsulated cache.

inline fun <Cache : Any, ErrorIn : Any, ErrorOut : Any> ErrorWithCache<Cache, ErrorIn>.mapError(transform: (ErrorIn) -> ErrorOut): ErrorWithCache<Cache, ErrorOut>

Transforms the encapsulated error.