Struct safer_ffi::closure::boxed::BoxDynFnMut0

#[repr(C)]
pub struct BoxDynFnMut0<Ret>
where
    Ret: ReprC,
{ /* private fields */ }

Available on crate feature alloc only.

Box<dyn 'static + Send + FnMut() -> Ret>

C Layout

• BoxDynFnMut0_Layout

Implementations

impl<Ret> BoxDynFnMut0<Ret>

where Ret: ReprC,

pub fn new<F>(f: Box<F>) -> Self

where F: FnMut() -> Ret + Send + 'static,

impl<Ret> BoxDynFnMut0<Ret>

where Ret: ReprC,

pub fn call(&mut self) -> Ret

Trait Implementations

impl<Ret> Debug for BoxDynFnMut0<Ret>

where Ret: ReprC,

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

Formats the value using the given formatter.

impl<Ret> Drop for BoxDynFnMut0<Ret>

where Ret: ReprC,

fn drop(&mut self)

Executes the destructor for this type.

impl<F, Ret> From<Box<F>> for BoxDynFnMut0<Ret>

where Ret: ReprC, F: FnMut() -> Ret + Send + 'static,

fn from(f: Box<F>) -> Self

Converts to this type from the input type.

impl<Ret> ReprC for BoxDynFnMut0<Ret>

where Ret: ReprC + ReprC, NonNull<c_void>: ConcreteReprC, unsafe extern "C" fn(env_ptr: NonNull<c_void>) -> Ret: ConcreteReprC, unsafe extern "C" fn(env_ptr: NonNull<c_void>): ConcreteReprC,

type CLayout = BoxDynFnMut0_Layout<Ret>

The CType having the same layout as Self.

fn is_valid(_it: &Self::CLayout) -> bool

Sanity checks that can be performed on an instance of the CType layout.

impl<Ret> Send for BoxDynFnMut0<Ret>

where Ret: ReprC,

Box<dyn Send + ...> : Send