Enum Purity 

pub enum Purity {
    Pure,
    Impure,
}

Whether a method is pure or has side effects.

Variants

Pure

No allocation, no I/O, no mutation of receiver state visible to the caller.

Impure

May mutate the receiver, allocate, or perform I/O.

Trait Implementations

impl Clone for Purity

fn clone(&self) -> Purity

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for Purity

impl Debug for Purity

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

Formats the value using the given formatter.

impl Eq for Purity

impl PartialEq for Purity

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

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for Purity