Struct comparator::combinators::Comparing

pub struct Comparing<F> { /* fields omitted */ }

A comparator that compares using its key function.

Trait Implementations

impl<F, T, U> Comparator<T> for Comparing<F> where     F: Fn(&T) -> U,     T: ?Sized,     U: Ord,

fn compare(&self, a: &T, b: &T) -> Ordering

Compares its two arguments for order.

fn reversed(self) -> Reversed<Self> where     Self: Sized,

Reverses the Comparator.

fn then_comparing<U>(self, other: U) -> ThenComparing<Self, U> where     Self: Sized,     U: Comparator<T>,

Chains two comparators.

fn then_comparing_by_key<F, U>(self, f: F) -> ThenComparingByKey<Self, F> where     Self: Sized,     F: Fn(&T) -> U,     U: Ord,

Chains a comparator with a key function.

impl<F: Copy> Copy for Comparing<F>

impl<F: Clone> Clone for Comparing<F>

fn clone(&self) -> Comparing<F>

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<F> Debug for Comparing<F>

fn fmt(&self, f: &mut Formatter) -> Result

Formats the value using the given formatter.