arrow-core-data / arrow.core / ensure
inline fun <A, B> Either<A, B>.ensure(error: () -> A, predicate: (B) -> Boolean): Either<A, B> inline fun <A> Option<A>.ensure(error: () -> Unit, predicate: (A) -> Boolean): Option<A>
inline fun <A, B>
Either
<A, B>.ensure(error: () -> A, predicate: (B) ->
Boolean
):
<A, B>
inline fun <A>
Option
<A>.ensure(error: () ->
Unit
, predicate: (A) ->
<A>
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