Struct Flag 

pub struct Flag {
    pub short: Option<char>,
    pub long: String,
    pub description: String,
    pub default: Option<String>,
    pub arg: Option<String>,
}

Lightweight flag descriptor used by the help generator.

Fields

short: Option<char>

long: String

description: String

default: Option<String>

arg: Option<String>

Implementations

impl Flag

pub fn new(long: &str, desc: &str) -> Flag

pub fn with_short(self, short: char) -> Flag

pub fn with_default(self, default: &str) -> Flag

pub fn with_arg(self, arg: &str) -> Flag

Trait Implementations

impl Clone for Flag

fn clone(&self) -> Flag

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Flag

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

Formats the value using the given formatter.