Struct ExtendFilter

pub struct ExtendFilter<'extender, Element, Filter: FnMut(&Element) -> bool, Extender: Extend<Element>> { /* private fields */ }

Wraps a type Extender: Extend<ExtendElement> and applies a filter function before passing elements to the Extender.

Implementations

impl<'extender, Element, Filter: FnMut(&Element) -> bool, Extender: Extend<Element>> ExtendFilter<'extender, Element, Filter, Extender>

pub fn new(extender: &'extender mut Extender, filter: Filter) -> Self

pub fn into_inner(self) -> &'extender mut Extender

Trait Implementations

impl<Element, Filter: FnMut(&Element) -> bool, Extender: Extend<Element>> Extend<Element> for ExtendFilter<'_, Element, Filter, Extender>

fn extend<T: IntoIterator<Item = Element>>(&mut self, iter: T)

Extends a collection with the contents of an iterator.

fn extend_one(&mut self, item: A)

🔬This is a nightly-only experimental API. (extend_one)

Extends a collection with exactly one element.

fn extend_reserve(&mut self, additional: usize)

🔬This is a nightly-only experimental API. (extend_one)

Reserves capacity in a collection for the given number of additional elements.