Trait resiter::filter::Filter

pub trait Filter<O, E>: Sized {
    fn filter_ok<F>(self, _: F) -> FilterOk<Self, F>
    where
        F: FnMut(&O) -> bool;
    fn filter_err<F>(self, _: F) -> FilterErr<Self, F>
    where
        F: FnMut(&E) -> bool;
}

Extension trait for Iterator<Item = Result<O, E>> to filter one kind of result (and leaving the other as is)

Required methods

Important traits for FilterOk<I, F>

impl<I, O, E, F> Iterator for FilterOk<I, F> where
    I: Iterator<Item = Result<O, E>>,
    F: FnMut(&O) -> bool,  type Item = Result<O, E>;

fn filter_ok<F>(self, _: F) -> FilterOk<Self, F> where
    F: FnMut(&O) -> bool, 

Important traits for FilterErr<I, F>

impl<I, O, E, F> Iterator for FilterErr<I, F> where
    I: Iterator<Item = Result<O, E>>,
    F: FnMut(&E) -> bool,  type Item = Result<O, E>;

fn filter_err<F>(self, _: F) -> FilterErr<Self, F> where
    F: FnMut(&E) -> bool, 

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Implementors

impl<I, O, E> Filter<O, E> for I where
    I: Iterator<Item = Result<O, E>> + Sized, 

Important traits for FilterOk<I, F>

impl<I, O, E, F> Iterator for FilterOk<I, F> where
    I: Iterator<Item = Result<O, E>>,
    F: FnMut(&O) -> bool,  type Item = Result<O, E>;

fn filter_ok<F>(self, f: F) -> FilterOk<Self, F> where
    F: FnMut(&O) -> bool, 

Important traits for FilterErr<I, F>

impl<I, O, E, F> Iterator for FilterErr<I, F> where
    I: Iterator<Item = Result<O, E>>,
    F: FnMut(&E) -> bool,  type Item = Result<O, E>;

fn filter_err<F>(self, f: F) -> FilterErr<Self, F> where
    F: FnMut(&E) -> bool, 

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