pub struct FnUnOpRef(pub fn(_: &Variable) -> Result<Variable, String>);
Expand description
Used to store direct reference to external function.
Tuple Fields§
§0: fn(_: &Variable) -> Result<Variable, String>
Trait Implementations§
Auto Trait Implementations§
impl RefUnwindSafe for FnUnOpRef
impl Send for FnUnOpRef
impl Sync for FnUnOpRef
impl Unpin for FnUnOpRef
impl UnwindSafe for FnUnOpRef
Blanket Implementations§
source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere T: ?Sized,
source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more