Enum Occurrence 

pub enum Occurrence {
    One,
    ZeroOrOne,
    ZeroOrMore,
    OneOrMore,
}

? / * / + per § 3.2.1 [47]. One = no suffix.

Variants

One

ZeroOrOne

ZeroOrMore

OneOrMore

Trait Implementations

impl Clone for Occurrence

fn clone(&self) -> Occurrence

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for Occurrence

impl Debug for Occurrence

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

Formats the value using the given formatter.

impl Eq for Occurrence

impl PartialEq for Occurrence

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

Tests for self and other values to be equal, and is used by ==.

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl StructuralPartialEq for Occurrence