optionable 0.14.0

Derive macro (and associated marker trait) to derive nested structs/enums with all subfields being optional (e.g. for patches or Kubernetes server side apply).
Documentation 
1
2
3
4

use crate::optionable::impl_optional_self;
use jiff02::{SignedDuration, Span, SpanFieldwise, Timestamp, Zoned};

impl_optional_self!(SignedDuration, Span, SpanFieldwise, Timestamp, Zoned);