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 
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#[derive(
    Clone,
    Default,
    PartialEq,
    serde::Deserialize,
    serde::Serialize,
    std::fmt::Debug
)]
/// Role is a namespaced, logical grouping of PolicyRules that can be referenced as a unit by a RoleBinding.
#[serde(rename_all = "camelCase", deny_unknown_fields)]
pub struct RoleAc {
    #[serde(
        serialize_with = "crate::k8s_openapi::serialize_api_version",
        deserialize_with = "crate::k8s_openapi::deserialize_api_version"
    )]
    pub api_version: std::marker::PhantomData<Self>,
    #[serde(
        serialize_with = "crate::k8s_openapi::serialize_kind",
        deserialize_with = "crate::k8s_openapi::deserialize_kind"
    )]
    pub kind: std::marker::PhantomData<Self>,
    /// Standard object's metadata.
    pub metadata: ::k8s_openapi027::apimachinery::pkg::apis::meta::v1::ObjectMeta,
    /// Rules holds all the PolicyRules for this Role
    #[serde(skip_serializing_if = "Option::is_none")]
    pub rules: Option<
        std::vec::Vec<
            <::k8s_openapi027::api::rbac::v1::PolicyRule as crate::Optionable>::Optioned,
        >,
    >,
}
#[automatically_derived]
impl crate::Optionable for k8s_openapi027::api::rbac::v1::Role {
    type Optioned = RoleAc;
}
#[automatically_derived]
impl crate::Optionable for RoleAc {
    type Optioned = RoleAc;
}
#[automatically_derived]
#[cfg(feature = "k8s_openapi_convert")]
impl crate::OptionableConvert for k8s_openapi027::api::rbac::v1::Role {
    fn into_optioned(self) -> RoleAc {
        RoleAc {
            api_version: Default::default(),
            kind: Default::default(),
            metadata: self.metadata,
            rules: crate::OptionableConvert::into_optioned(self.rules),
        }
    }
    fn try_from_optioned(value: RoleAc) -> Result<Self, crate::Error> {
        Ok(Self {
            metadata: value.metadata,
            rules: crate::OptionableConvert::try_from_optioned(value.rules)?,
        })
    }
    fn merge(&mut self, other: RoleAc) -> Result<(), crate::Error> {
        self.metadata = other.metadata;
        if self.rules.is_none() {
            self.rules = crate::OptionableConvert::try_from_optioned(other.rules)?;
        } else if let Some(self_value) = self.rules.as_mut()
            && let Some(other_value) = other.rules
        {
            *self_value = crate::OptionableConvert::try_from_optioned(other_value)?;
        }
        Ok(())
    }
}
#[automatically_derived]
#[cfg(feature = "k8s_openapi_convert")]
impl crate::OptionedConvert<k8s_openapi027::api::rbac::v1::Role> for RoleAc {
    fn from_optionable(value: k8s_openapi027::api::rbac::v1::Role) -> Self {
        crate::OptionableConvert::into_optioned(value)
    }
    fn try_into_optionable(
        self,
    ) -> Result<k8s_openapi027::api::rbac::v1::Role, crate::Error> {
        crate::OptionableConvert::try_from_optioned(self)
    }
    fn merge_into(
        self,
        other: &mut k8s_openapi027::api::rbac::v1::Role,
    ) -> Result<(), crate::Error> {
        crate::OptionableConvert::merge(other, self)
    }
}
impl k8s_openapi027::Resource for RoleAc {
    const API_VERSION: &'static str = <k8s_openapi027::api::rbac::v1::Role as k8s_openapi027::Resource>::API_VERSION;
    const GROUP: &'static str = <k8s_openapi027::api::rbac::v1::Role as k8s_openapi027::Resource>::GROUP;
    const KIND: &'static str = <k8s_openapi027::api::rbac::v1::Role as k8s_openapi027::Resource>::KIND;
    const VERSION: &'static str = <k8s_openapi027::api::rbac::v1::Role as k8s_openapi027::Resource>::VERSION;
    const URL_PATH_SEGMENT: &'static str = <k8s_openapi027::api::rbac::v1::Role as k8s_openapi027::Resource>::URL_PATH_SEGMENT;
    type Scope = <k8s_openapi027::api::rbac::v1::Role as k8s_openapi027::Resource>::Scope;
}
impl k8s_openapi027::Metadata for RoleAc {
    type Ty = <k8s_openapi027::api::rbac::v1::Role as k8s_openapi027::Metadata>::Ty;
    fn metadata(&self) -> &<Self as k8s_openapi027::Metadata>::Ty {
        &self.metadata
    }
    fn metadata_mut(&mut self) -> &mut <Self as k8s_openapi027::Metadata>::Ty {
        &mut self.metadata
    }
}
#[cfg(test_k8s_openapi_roundtrip)]
#[test]
fn roundtrip_roleac() {
    crate::testutil::roundtrip_test::<k8s_openapi027::api::rbac::v1::Role>();
}