Trait cotton::prelude::TapOptionOps

pub trait TapOptionOps<T> {
    fn tap_some<R, F>(self, f: F) -> Self
    where
        F: FnOnce(&mut T) -> R;
    fn tap_none<R, F>(self, f: F) -> Self
    where
        F: FnOnce() -> R;
}

Tap operations for Option.

Required methods

fn tap_some<R, F>(self, f: F) -> Self where
    F: FnOnce(&mut T) -> R, 

Executes a closure if the value is Option::Some(T).

fn tap_none<R, F>(self, f: F) -> Self where
    F: FnOnce() -> R, 

Executes a closure if the value is Option::None.

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Implementations on Foreign Types

impl<T> TapOptionOps<T> for Option<T>

fn tap_some<R, F>(self, f: F) -> Option<T> where
    F: FnOnce(&mut T) -> R, 

fn tap_none<R, F>(self, f: F) -> Option<T> where
    F: FnOnce() -> R, 

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Implementors

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