Struct evmap::Predicate

pub struct Predicate<V>(_);

Unary predicate used to retain elements.

The arguments to the predicate function are the current value in the value-set, and true if this is the first value in the value-set on the second map, or false otherwise.

Methods

impl<V> Predicate<V>

pub fn eval(&mut self, value: &V, reset: bool) -> bool

Evaluate the predicate for the given element

Trait Implementations

impl<V> Eq for Predicate<V>

impl<V> PartialEq<Predicate<V>> for Predicate<V>

fn eq(&self, other: &Self) -> bool

This method tests for self and other values to be equal, and is used by ==.

#[must_use] fn ne(&self, other: &Rhs) -> bool

This method tests for !=.

impl<V> Debug for Predicate<V>

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

Formats the value using the given formatter.