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Correct generic type identifier on mapError

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Michael Bull 2017-10-21 18:52:14 +01:00
parent 99515df0f7
commit eb4aecaab8
1 changed files with 1 additions and 1 deletions
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src/main/kotlin/com/mikebull94/result/Map.kt
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@ -17,7 +17,7 @@ infix inline fun <V, E, U> Result<V, E>.map(transform: (V) -> U): Result<U, E> {
* - Haskell: [Data.Bifunctor.right](https://hackage.haskell.org/package/base-4.10.0.0/docs/Data-Bifunctor.html#v:second) * - Haskell: [Data.Bifunctor.right](https://hackage.haskell.org/package/base-4.10.0.0/docs/Data-Bifunctor.html#v:second)
* - Rust: [Result.map_err](https://doc.rust-lang.org/std/result/enum.Result.html#method.map_err) * - Rust: [Result.map_err](https://doc.rust-lang.org/std/result/enum.Result.html#method.map_err)
*/ */
infix inline fun <V, E, U> Result<V, E>.mapError(transform: (E) -> U): Result<V, U> { infix inline fun <V, E, F> Result<V, E>.mapError(transform: (E) -> F): Result<V, F> {
return when (this) { return when (this) {
is Ok -> ok(value) is Ok -> ok(value)
is Error -> err(transform(error)) is Error -> err(transform(error))