pub struct NotUsed {}Expand description
Empty struct for when data should be discarded
Not using (), because serde’s
Deserialize impl is too strict.
Trait Implementations§
Source§impl<'de> Deserialize<'de> for NotUsed
impl<'de> Deserialize<'de> for NotUsed
Source§fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>where
__D: Deserializer<'de>,
fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>where
__D: Deserializer<'de>,
Deserialize this value from the given Serde deserializer. Read more
Auto Trait Implementations§
impl Freeze for NotUsed
impl RefUnwindSafe for NotUsed
impl Send for NotUsed
impl Sync for NotUsed
impl Unpin for NotUsed
impl UnsafeUnpin for NotUsed
impl UnwindSafe for NotUsed
Blanket Implementations§
Source§impl<T> AnyExt for T
impl<T> AnyExt for T
Source§fn downcast_ref<T>(this: &Self) -> Option<&T>where
T: Any,
fn downcast_ref<T>(this: &Self) -> Option<&T>where
T: Any,
Attempts to downcast this to
T behind referenceSource§fn downcast_mut<T>(this: &mut Self) -> Option<&mut T>where
T: Any,
fn downcast_mut<T>(this: &mut Self) -> Option<&mut T>where
T: Any,
Attempts to downcast this to
T behind mutable referenceSource§fn downcast_rc<T>(this: Rc<Self>) -> Result<Rc<T>, Rc<Self>>where
T: Any,
fn downcast_rc<T>(this: Rc<Self>) -> Result<Rc<T>, Rc<Self>>where
T: Any,
Attempts to downcast this to
T behind Rc pointerSource§fn downcast_arc<T>(this: Arc<Self>) -> Result<Arc<T>, Arc<Self>>where
T: Any,
fn downcast_arc<T>(this: Arc<Self>) -> Result<Arc<T>, Arc<Self>>where
T: Any,
Attempts to downcast this to
T behind Arc pointerSource§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