pub struct FieldFn<F>(_);
Expand description
A FormatFields
implementation that formats fields by calling a function
or closure.
Trait Implementations
sourceimpl<'a, F> MakeVisitor<Writer<'a>> for FieldFn<F> where
F: Fn(&mut Writer<'a>, &Field, &dyn Debug) -> Result + Clone,
impl<'a, F> MakeVisitor<Writer<'a>> for FieldFn<F> where
F: Fn(&mut Writer<'a>, &Field, &dyn Debug) -> Result + Clone,
type Visitor = FieldFnVisitor<'a, F>
type Visitor = FieldFnVisitor<'a, F>
The visitor type produced by this MakeVisitor
.
sourcefn make_visitor(&self, writer: Writer<'a>) -> Self::Visitor
fn make_visitor(&self, writer: Writer<'a>) -> Self::Visitor
Make a new visitor for the provided target
.
Auto Trait Implementations
impl<F> RefUnwindSafe for FieldFn<F> where
F: RefUnwindSafe,
impl<F> Send for FieldFn<F> where
F: Send,
impl<F> Sync for FieldFn<F> where
F: Sync,
impl<F> Unpin for FieldFn<F> where
F: Unpin,
impl<F> UnwindSafe for FieldFn<F> where
F: UnwindSafe,
Blanket Implementations
sourceimpl<T> BorrowMut<T> for T where
T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
const: unstable · sourcefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
sourceimpl<T, M> MakeExt<T> for M where
M: MakeVisitor<T> + Sealed<MakeExtMarker<T>>,
impl<T, M> MakeExt<T> for M where
M: MakeVisitor<T> + Sealed<MakeExtMarker<T>>,
sourceimpl<T> ToOwned for T where
T: Clone,
impl<T> ToOwned for T where
T: Clone,
type Owned = T
type Owned = T
The resulting type after obtaining ownership.
sourcefn clone_into(&self, target: &mut T)
fn clone_into(&self, target: &mut T)
Uses borrowed data to replace owned data, usually by cloning. Read more