Enum ArgCount 

pub enum ArgCount {
    Fixed(usize),
    Range(usize, usize),
    Variadic,
}

Describes the number of arguments a function accepts

Variants

Fixed(usize)

Exactly n arguments

Range(usize, usize)

Between min and max arguments (inclusive)

Variadic

Any number of arguments

Implementations

impl ArgCount

pub fn is_valid(&self, count: usize) -> bool

pub fn description(&self) -> String

Trait Implementations

impl Clone for ArgCount

fn clone(&self) -> ArgCount

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ArgCount

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

Formats the value using the given formatter.