Struct OptionVTable 

#[repr(C)]
pub struct OptionVTable {
    pub is_some: unsafe fn(PtrConst) -> bool,
    pub get_value: unsafe fn(PtrConst) -> Option<PtrConst>,
    pub init_some: unsafe fn(PtrUninit, PtrConst) -> PtrMut,
    pub init_none: unsafe fn(PtrUninit) -> PtrMut,
    pub replace_with: unsafe fn(PtrMut, Option<PtrConst>),
}

Virtual table for Option<T>

Fields

is_some: unsafe fn(PtrConst) -> bool

cf. OptionIsSomeFn

get_value: unsafe fn(PtrConst) -> Option<PtrConst>

cf. OptionGetValueFn

init_some: unsafe fn(PtrUninit, PtrConst) -> PtrMut

cf. OptionInitSomeFn

init_none: unsafe fn(PtrUninit) -> PtrMut

cf. OptionInitNoneFn

replace_with: unsafe fn(PtrMut, Option<PtrConst>)

cf. OptionReplaceWithFn

Implementations

impl OptionVTable

pub const fn builder() -> OptionVTableBuilder

Creates a new builder for this vtable

Trait Implementations

impl Clone for OptionVTable

fn clone(&self) -> OptionVTable

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for OptionVTable

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.

impl Copy for OptionVTable