opt

Sep 6, 2022

Changes in this version

+ func Exists(predicate func(value T) bool) func(Option[T]) bool

+ func FromPredicate(predicate func(value T) bool) func(T) Option[T]

type Option

+ func Flatten(o Option[Option[T]]) Option[T]

+ func FromError(value R, e error) Option[R]

+ func FromErrorFn(fn func() (value R, e error)) Option[R]

Aug 30, 2022

Changes in this version

type Option

+ Value T

May 2, 2022

Changes in this version

+ func Chain(fn func(a A) Option[B]) func(Option[A]) Option[B]

+ func GetOrElse(onNone fp.Lazy[T]) func(Option[T]) T

+ func IsNone(option Option[T]) bool

+ func IsSome(option Option[T]) bool

+ func Map(fn fp.LazyVal[T]) func(o Option[T]) Option[T]

+ func Match(onNone fp.Lazy[T], onSome fp.LazyVal[T]) func(Option[T]) T

+ type Option struct

+ func None() Option[T]

+ func Some(value T) Option[T]