Enum pour::UnaryResult

pub enum UnaryResult<T> {
    New(T),
    Old,
}

A unary result, which can be either a new value or the old value

Used to avoid cloning

Variants

New(T)

A new value

Old

The old value

Trait Implementations

impl<T: Clone> Clone for UnaryResult<T>

fn clone(&self) -> UnaryResult<T>

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<T: Copy> Copy for UnaryResult<T>

impl<T: Debug> Debug for UnaryResult<T>

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

Formats the value using the given formatter.

impl<T: Eq> Eq for UnaryResult<T>

impl<T: Hash> Hash for UnaryResult<T>

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H) where
    H: Hasher, 

Feeds a slice of this type into the given Hasher.

impl<T: PartialEq> PartialEq<UnaryResult<T>> for UnaryResult<T>

fn eq(&self, other: &UnaryResult<T>) -> bool

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

fn ne(&self, other: &UnaryResult<T>) -> bool

This method tests for !=.

impl<T> StructuralEq for UnaryResult<T>

impl<T> StructuralPartialEq for UnaryResult<T>