arrow-core/arrow.core/Either/traverse

traverse

inline fun <AA, C> traverse(fa: (B) -> Validated<AA, C>): Validated<AA, Either<A, C>>

inline fun <C> traverse(fa: (B) -> Iterable<C>): List<Either<A, C>>

Deprecated

This API is niche and will be removed in the future. If this method is crucial for you, please let us know on the Arrow Github. Thanks! https://github.com/arrow-kt/arrow/issues Prefer using the Either DSL, or explicit fold or when

Replace with

fold({ emptyList() }, { fa(it).map(::Right) })
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inline fun <C> traverse(fa: (B) -> Option<C>): Option<Either<A, C>>

Deprecated

This API is niche and will be removed in the future. If this method is crucial for you, please let us know on the Arrow Github. Thanks! https://github.com/arrow-kt/arrow/issues Prefer using the Either DSL, or explicit fold or when

Replace with

fold({ None }, { right -> fa(right).map(::Right) })
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