option

Aug 18, 2024

Changes in this version

+ func SetJsonCoder(coder JsonCoder)

+ type JsonCoder interface

+ Marshal func(any) ([]byte, error)

+ Unmarshal func([]byte, any) error

Jun 5, 2024

Changes in this version

+ func WrapFn[T any](fn func() (T, error)) func() Option[T]

type Option

+ func Wrap[T any](t T, err error) Option[T]

May 13, 2024

Changes in this version

+ func IsNone[T any](opt Option[T]) bool

+ func IsSome[T any](opt Option[T]) bool

Apr 30, 2024

Changes in this version

+ var Nil = errors.New("nil value in Option")

+ type Option interface

+ Cause func() error

+ IsNone func() bool

+ IsSome func() bool

+ Ok func() T

+ func Flatten[T any](opt Option[Option[T]]) Option[T]

+ func Map[T, U any](opt Option[T], fn func(T) U) Option[U]

+ func None[T any](causes ...error) Option[T]

+ func Process[T, U any](opt Option[T], fn func(T) (U, error)) Option[U]

+ func Some[T any](t T) Option[T]