pub struct NoNamedArguments;Expand description
A NamedArguments implementation that always returns None.
Trait Implementations§
Source§impl<V> NamedArguments<V> for NoNamedArgumentswhere
V: FormatArgument,
impl<V> NamedArguments<V> for NoNamedArgumentswhere
V: FormatArgument,
Auto Trait Implementations§
impl Freeze for NoNamedArguments
impl RefUnwindSafe for NoNamedArguments
impl Send for NoNamedArguments
impl Sync for NoNamedArguments
impl Unpin for NoNamedArguments
impl UnsafeUnpin for NoNamedArguments
impl UnwindSafe for NoNamedArguments
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