pub struct ParamNone;
Expand description
Represents none parameter which carries no information.
Trait Implementations§
Auto Trait Implementations§
impl Freeze for ParamNone
impl RefUnwindSafe for ParamNone
impl Send for ParamNone
impl Sync for ParamNone
impl Unpin for ParamNone
impl UnwindSafe for ParamNone
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