Trait OptionExt 

pub trait OptionExt<T> {
    // Required method
    fn contains_some<U>(&self, x: &U) -> bool
       where U: PartialEq<T>;
}

Extension trait for Option<T>.

Required Methods

fn contains_some<U>(&self, x: &U) -> bool

where U: PartialEq<T>,

Checks if the Option contains the specified value.

Dyn Compatibility

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.

Implementations on Foreign Types

impl<T> OptionExt<T> for Option<T>

fn contains_some<U>(&self, x: &U) -> bool

where U: PartialEq<T>,

Implementors