Struct WireBox

#[repr(C)]
pub struct WireBox<'buf, T> { /* private fields */ }

A boxed (optional) FIDL value.

Implementations

impl<T> WireBox<'_, T>

pub fn encode_present(slot: Slot<'_, Self>)

Encodes that a value is present in a slot.

pub fn encode_absent(slot: Slot<'_, Self>)

Encodes that a value is absent in a slot.

pub fn is_some(&self) -> bool

Returns whether the value is present.

pub fn is_none(&self) -> bool

Returns whether the value is absent.

pub fn as_ref(&self) -> Option<&T>

Returns a reference to the boxed value, if any.

pub fn as_mut(&mut self) -> Option<&mut T>

Returns a mutable reference to the boxed value, if any.

Trait Implementations

impl<T: Debug> Debug for WireBox<'_, T>

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

Formats the value using the given formatter.

impl<'buf, D: Decoder<'buf> + ?Sized, T: Decode<D>> Decode<D> for WireBox<'buf, T>

fn decode(slot: Slot<'_, Self>, decoder: &mut D) -> Result<(), DecodeError>

Decodes a value into a slot using a decoder.

impl<T> Default for WireBox<'_, T>

fn default() -> Self

Returns the “default value” for a type.

impl<T> Drop for WireBox<'_, T>

fn drop(&mut self)

Executes the destructor for this type.

impl<T: TakeFrom<WT>, WT> TakeFrom<WireBox<'_, WT>> for Option<T>

fn take_from(from: &mut WireBox<'_, WT>) -> Self

Converts from the given T, taking any resources that can’t be cloned.

impl<T: Send> Send for WireBox<'_, T>

impl<T: Sync> Sync for WireBox<'_, T>